devices/e1000/e1000_main-2.6.24-orig.c
author Florian Pose <fp@igh-essen.com>
Thu, 09 Apr 2009 14:56:23 +0000
changeset 1395 e9fe40c458cc
parent 898 9fe5df8b3a98
permissions -rw-r--r--
Added 64-bit types to reg_write.
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/*******************************************************************************
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  Intel PRO/1000 Linux driver
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  Copyright(c) 1999 - 2006 Intel Corporation.
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  This program is free software; you can redistribute it and/or modify it
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  under the terms and conditions of the GNU General Public License,
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  version 2, as published by the Free Software Foundation.
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  This program is distributed in the hope it will be useful, but WITHOUT
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  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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  more details.
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  You should have received a copy of the GNU General Public License along with
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  this program; if not, write to the Free Software Foundation, Inc.,
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  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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  The full GNU General Public License is included in this distribution in
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  the file called "COPYING".
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  Contact Information:
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  Linux NICS <linux.nics@intel.com>
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  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#include "e1000.h"
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#include <net/ip6_checksum.h>
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char e1000_driver_name[] = "e1000";
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static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
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#ifndef CONFIG_E1000_NAPI
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#define DRIVERNAPI
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#else
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#define DRIVERNAPI "-NAPI"
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#endif
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#define DRV_VERSION "7.3.20-k2"DRIVERNAPI
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const char e1000_driver_version[] = DRV_VERSION;
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static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation.";
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/* e1000_pci_tbl - PCI Device ID Table
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 *
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 * Last entry must be all 0s
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 *
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 * Macro expands to...
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 *   {PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)}
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 */
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static struct pci_device_id e1000_pci_tbl[] = {
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	INTEL_E1000_ETHERNET_DEVICE(0x1000),
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	INTEL_E1000_ETHERNET_DEVICE(0x1001),
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	INTEL_E1000_ETHERNET_DEVICE(0x1004),
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	INTEL_E1000_ETHERNET_DEVICE(0x1008),
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	INTEL_E1000_ETHERNET_DEVICE(0x1009),
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	INTEL_E1000_ETHERNET_DEVICE(0x100C),
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	INTEL_E1000_ETHERNET_DEVICE(0x100D),
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	INTEL_E1000_ETHERNET_DEVICE(0x100E),
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	INTEL_E1000_ETHERNET_DEVICE(0x100F),
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	INTEL_E1000_ETHERNET_DEVICE(0x1010),
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	INTEL_E1000_ETHERNET_DEVICE(0x1011),
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	INTEL_E1000_ETHERNET_DEVICE(0x1012),
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	INTEL_E1000_ETHERNET_DEVICE(0x1013),
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	INTEL_E1000_ETHERNET_DEVICE(0x1014),
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	INTEL_E1000_ETHERNET_DEVICE(0x1015),
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	INTEL_E1000_ETHERNET_DEVICE(0x1016),
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	INTEL_E1000_ETHERNET_DEVICE(0x1017),
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	INTEL_E1000_ETHERNET_DEVICE(0x1018),
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	INTEL_E1000_ETHERNET_DEVICE(0x1019),
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	INTEL_E1000_ETHERNET_DEVICE(0x101A),
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	INTEL_E1000_ETHERNET_DEVICE(0x101D),
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	INTEL_E1000_ETHERNET_DEVICE(0x101E),
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	INTEL_E1000_ETHERNET_DEVICE(0x1026),
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	INTEL_E1000_ETHERNET_DEVICE(0x1027),
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	INTEL_E1000_ETHERNET_DEVICE(0x1028),
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	INTEL_E1000_ETHERNET_DEVICE(0x1049),
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	INTEL_E1000_ETHERNET_DEVICE(0x104A),
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	INTEL_E1000_ETHERNET_DEVICE(0x104B),
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	INTEL_E1000_ETHERNET_DEVICE(0x104C),
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	INTEL_E1000_ETHERNET_DEVICE(0x104D),
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	INTEL_E1000_ETHERNET_DEVICE(0x105E),
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	INTEL_E1000_ETHERNET_DEVICE(0x105F),
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	INTEL_E1000_ETHERNET_DEVICE(0x1060),
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	INTEL_E1000_ETHERNET_DEVICE(0x1075),
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	INTEL_E1000_ETHERNET_DEVICE(0x1076),
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	INTEL_E1000_ETHERNET_DEVICE(0x1077),
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	INTEL_E1000_ETHERNET_DEVICE(0x1078),
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	INTEL_E1000_ETHERNET_DEVICE(0x1079),
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	INTEL_E1000_ETHERNET_DEVICE(0x107A),
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	INTEL_E1000_ETHERNET_DEVICE(0x107B),
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	INTEL_E1000_ETHERNET_DEVICE(0x107C),
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	INTEL_E1000_ETHERNET_DEVICE(0x107D),
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	INTEL_E1000_ETHERNET_DEVICE(0x107E),
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	INTEL_E1000_ETHERNET_DEVICE(0x107F),
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	INTEL_E1000_ETHERNET_DEVICE(0x108A),
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	INTEL_E1000_ETHERNET_DEVICE(0x108B),
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	INTEL_E1000_ETHERNET_DEVICE(0x108C),
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	INTEL_E1000_ETHERNET_DEVICE(0x1096),
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	INTEL_E1000_ETHERNET_DEVICE(0x1098),
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	INTEL_E1000_ETHERNET_DEVICE(0x1099),
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	INTEL_E1000_ETHERNET_DEVICE(0x109A),
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	INTEL_E1000_ETHERNET_DEVICE(0x10A4),
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	INTEL_E1000_ETHERNET_DEVICE(0x10A5),
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	INTEL_E1000_ETHERNET_DEVICE(0x10B5),
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	INTEL_E1000_ETHERNET_DEVICE(0x10B9),
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	INTEL_E1000_ETHERNET_DEVICE(0x10BA),
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	INTEL_E1000_ETHERNET_DEVICE(0x10BB),
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	INTEL_E1000_ETHERNET_DEVICE(0x10BC),
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	INTEL_E1000_ETHERNET_DEVICE(0x10C4),
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	INTEL_E1000_ETHERNET_DEVICE(0x10C5),
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	INTEL_E1000_ETHERNET_DEVICE(0x10D5),
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	INTEL_E1000_ETHERNET_DEVICE(0x10D9),
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	INTEL_E1000_ETHERNET_DEVICE(0x10DA),
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	/* required last entry */
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	{0,}
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};
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MODULE_DEVICE_TABLE(pci, e1000_pci_tbl);
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int e1000_up(struct e1000_adapter *adapter);
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void e1000_down(struct e1000_adapter *adapter);
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void e1000_reinit_locked(struct e1000_adapter *adapter);
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void e1000_reset(struct e1000_adapter *adapter);
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int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx);
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int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);
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int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);
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void e1000_free_all_tx_resources(struct e1000_adapter *adapter);
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void e1000_free_all_rx_resources(struct e1000_adapter *adapter);
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static int e1000_setup_tx_resources(struct e1000_adapter *adapter,
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                             struct e1000_tx_ring *txdr);
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static int e1000_setup_rx_resources(struct e1000_adapter *adapter,
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                             struct e1000_rx_ring *rxdr);
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static void e1000_free_tx_resources(struct e1000_adapter *adapter,
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                             struct e1000_tx_ring *tx_ring);
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static void e1000_free_rx_resources(struct e1000_adapter *adapter,
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                             struct e1000_rx_ring *rx_ring);
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void e1000_update_stats(struct e1000_adapter *adapter);
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static int e1000_init_module(void);
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static void e1000_exit_module(void);
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static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
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static void __devexit e1000_remove(struct pci_dev *pdev);
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static int e1000_alloc_queues(struct e1000_adapter *adapter);
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static int e1000_sw_init(struct e1000_adapter *adapter);
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static int e1000_open(struct net_device *netdev);
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static int e1000_close(struct net_device *netdev);
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static void e1000_configure_tx(struct e1000_adapter *adapter);
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static void e1000_configure_rx(struct e1000_adapter *adapter);
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static void e1000_setup_rctl(struct e1000_adapter *adapter);
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static void e1000_clean_all_tx_rings(struct e1000_adapter *adapter);
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static void e1000_clean_all_rx_rings(struct e1000_adapter *adapter);
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static void e1000_clean_tx_ring(struct e1000_adapter *adapter,
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                                struct e1000_tx_ring *tx_ring);
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static void e1000_clean_rx_ring(struct e1000_adapter *adapter,
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                                struct e1000_rx_ring *rx_ring);
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static void e1000_set_multi(struct net_device *netdev);
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static void e1000_update_phy_info(unsigned long data);
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static void e1000_watchdog(unsigned long data);
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static void e1000_82547_tx_fifo_stall(unsigned long data);
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static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
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static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
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static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
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static int e1000_set_mac(struct net_device *netdev, void *p);
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static irqreturn_t e1000_intr(int irq, void *data);
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static irqreturn_t e1000_intr_msi(int irq, void *data);
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static boolean_t e1000_clean_tx_irq(struct e1000_adapter *adapter,
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                                    struct e1000_tx_ring *tx_ring);
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#ifdef CONFIG_E1000_NAPI
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static int e1000_clean(struct napi_struct *napi, int budget);
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static boolean_t e1000_clean_rx_irq(struct e1000_adapter *adapter,
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                                    struct e1000_rx_ring *rx_ring,
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                                    int *work_done, int work_to_do);
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static boolean_t e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
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                                       struct e1000_rx_ring *rx_ring,
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                                       int *work_done, int work_to_do);
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#else
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static boolean_t e1000_clean_rx_irq(struct e1000_adapter *adapter,
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                                    struct e1000_rx_ring *rx_ring);
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static boolean_t e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
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                                       struct e1000_rx_ring *rx_ring);
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#endif
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static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
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                                   struct e1000_rx_ring *rx_ring,
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				   int cleaned_count);
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static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
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                                      struct e1000_rx_ring *rx_ring,
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				      int cleaned_count);
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static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
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static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
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			   int cmd);
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static void e1000_enter_82542_rst(struct e1000_adapter *adapter);
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static void e1000_leave_82542_rst(struct e1000_adapter *adapter);
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static void e1000_tx_timeout(struct net_device *dev);
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static void e1000_reset_task(struct work_struct *work);
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static void e1000_smartspeed(struct e1000_adapter *adapter);
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static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter,
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                                       struct sk_buff *skb);
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   198
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static void e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp);
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static void e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid);
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static void e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid);
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static void e1000_restore_vlan(struct e1000_adapter *adapter);
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   203
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static int e1000_suspend(struct pci_dev *pdev, pm_message_t state);
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#ifdef CONFIG_PM
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static int e1000_resume(struct pci_dev *pdev);
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#endif
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static void e1000_shutdown(struct pci_dev *pdev);
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   209
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#ifdef CONFIG_NET_POLL_CONTROLLER
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/* for netdump / net console */
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static void e1000_netpoll (struct net_device *netdev);
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#endif
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   215
#define COPYBREAK_DEFAULT 256
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static unsigned int copybreak __read_mostly = COPYBREAK_DEFAULT;
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module_param(copybreak, uint, 0644);
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MODULE_PARM_DESC(copybreak,
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	"Maximum size of packet that is copied to a new buffer on receive");
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static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev,
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                     pci_channel_state_t state);
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static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev);
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static void e1000_io_resume(struct pci_dev *pdev);
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static struct pci_error_handlers e1000_err_handler = {
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	.error_detected = e1000_io_error_detected,
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	.slot_reset = e1000_io_slot_reset,
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	.resume = e1000_io_resume,
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};
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static struct pci_driver e1000_driver = {
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	.name     = e1000_driver_name,
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	.id_table = e1000_pci_tbl,
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	.probe    = e1000_probe,
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	.remove   = __devexit_p(e1000_remove),
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#ifdef CONFIG_PM
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	/* Power Managment Hooks */
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	.suspend  = e1000_suspend,
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	.resume   = e1000_resume,
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#endif
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	.shutdown = e1000_shutdown,
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	.err_handler = &e1000_err_handler
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};
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MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>");
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MODULE_DESCRIPTION("Intel(R) PRO/1000 Network Driver");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_VERSION);
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static int debug = NETIF_MSG_DRV | NETIF_MSG_PROBE;
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module_param(debug, int, 0);
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MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
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/**
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 * e1000_init_module - Driver Registration Routine
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 *
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 * e1000_init_module is the first routine called when the driver is
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 * loaded. All it does is register with the PCI subsystem.
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 **/
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static int __init
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e1000_init_module(void)
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{
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	int ret;
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	printk(KERN_INFO "%s - version %s\n",
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	       e1000_driver_string, e1000_driver_version);
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	printk(KERN_INFO "%s\n", e1000_copyright);
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	ret = pci_register_driver(&e1000_driver);
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	if (copybreak != COPYBREAK_DEFAULT) {
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		if (copybreak == 0)
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			printk(KERN_INFO "e1000: copybreak disabled\n");
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		else
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			printk(KERN_INFO "e1000: copybreak enabled for "
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			       "packets <= %u bytes\n", copybreak);
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	}
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	return ret;
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}
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module_init(e1000_init_module);
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/**
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 * e1000_exit_module - Driver Exit Cleanup Routine
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 *
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 * e1000_exit_module is called just before the driver is removed
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 * from memory.
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 **/
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static void __exit
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e1000_exit_module(void)
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{
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	pci_unregister_driver(&e1000_driver);
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}
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module_exit(e1000_exit_module);
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static int e1000_request_irq(struct e1000_adapter *adapter)
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{
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	struct net_device *netdev = adapter->netdev;
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	void (*handler) = &e1000_intr;
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	int irq_flags = IRQF_SHARED;
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	int err;
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	if (adapter->hw.mac_type >= e1000_82571) {
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		adapter->have_msi = !pci_enable_msi(adapter->pdev);
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		if (adapter->have_msi) {
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			handler = &e1000_intr_msi;
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			irq_flags = 0;
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		}
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	}
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	err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,
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	                  netdev);
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	if (err) {
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		if (adapter->have_msi)
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			pci_disable_msi(adapter->pdev);
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		DPRINTK(PROBE, ERR,
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		        "Unable to allocate interrupt Error: %d\n", err);
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	}
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	return err;
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}
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static void e1000_free_irq(struct e1000_adapter *adapter)
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{
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	struct net_device *netdev = adapter->netdev;
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	free_irq(adapter->pdev->irq, netdev);
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   331
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	if (adapter->have_msi)
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diff changeset
   333
		pci_disable_msi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   336
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   337
 * e1000_irq_disable - Mask off interrupt generation on the NIC
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   338
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
e1000_irq_disable(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
	atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
	E1000_WRITE_REG(&adapter->hw, IMC, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
	E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
	synchronize_irq(adapter->pdev->irq);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
 * e1000_irq_enable - Enable default interrupt generation settings
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   353
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   354
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   355
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
e1000_irq_enable(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	if (likely(atomic_dec_and_test(&adapter->irq_sem))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
		E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
		E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
e1000_update_mng_vlan(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
	uint16_t vid = adapter->hw.mng_cookie.vlan_id;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
	uint16_t old_vid = adapter->mng_vlan_id;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   370
	if (adapter->vlgrp) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   371
		if (!vlan_group_get_device(adapter->vlgrp, vid)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   372
			if (adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
				E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
				e1000_vlan_rx_add_vid(netdev, vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
				adapter->mng_vlan_id = vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
			} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
			if ((old_vid != (uint16_t)E1000_MNG_VLAN_NONE) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
					(vid != old_vid) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
			    !vlan_group_get_device(adapter->vlgrp, old_vid))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
				e1000_vlan_rx_kill_vid(netdev, old_vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
		} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
			adapter->mng_vlan_id = vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
 * e1000_release_hw_control - release control of the h/w to f/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
 * e1000_release_hw_control resets {CTRL_EXT|FWSM}:DRV_LOAD bit.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
 * For ASF and Pass Through versions of f/w this means that the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
 * driver is no longer loaded. For AMT version (only with 82573) i
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
 * of the f/w this means that the network i/f is closed.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
e1000_release_hw_control(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
	uint32_t ctrl_ext;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
	uint32_t swsm;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
	/* Let firmware taken over control of h/w */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
		swsm = E1000_READ_REG(&adapter->hw, SWSM);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
		E1000_WRITE_REG(&adapter->hw, SWSM,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
				swsm & ~E1000_SWSM_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
				ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
 * e1000_get_hw_control - get control of the h/w from f/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
 * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
 * For ASF and Pass Through versions of f/w this means that
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
 * the driver is loaded. For AMT version (only with 82573)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
 * of the f/w this means that the network i/f is open.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
e1000_get_hw_control(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
	uint32_t ctrl_ext;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
	uint32_t swsm;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
	/* Let firmware know the driver has taken over */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
		swsm = E1000_READ_REG(&adapter->hw, SWSM);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
		E1000_WRITE_REG(&adapter->hw, SWSM,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
				swsm | E1000_SWSM_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
				ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
e1000_init_manageability(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	if (adapter->en_mng_pt) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
		/* disable hardware interception of ARP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
		manc &= ~(E1000_MANC_ARP_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
		/* enable receiving management packets to the host */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
		/* this will probably generate destination unreachable messages
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
		 * from the host OS, but the packets will be handled on SMBUS */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
		if (adapter->hw.has_manc2h) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
			uint32_t manc2h = E1000_READ_REG(&adapter->hw, MANC2H);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
			manc |= E1000_MANC_EN_MNG2HOST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
#define E1000_MNG2HOST_PORT_623 (1 << 5)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
#define E1000_MNG2HOST_PORT_664 (1 << 6)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
			manc2h |= E1000_MNG2HOST_PORT_623;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
			manc2h |= E1000_MNG2HOST_PORT_664;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
			E1000_WRITE_REG(&adapter->hw, MANC2H, manc2h);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
		E1000_WRITE_REG(&adapter->hw, MANC, manc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
e1000_release_manageability(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
	if (adapter->en_mng_pt) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
		/* re-enable hardware interception of ARP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
		manc |= E1000_MANC_ARP_EN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
		if (adapter->hw.has_manc2h)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
			manc &= ~E1000_MANC_EN_MNG2HOST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
		/* don't explicitly have to mess with MANC2H since
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
		 * MANC has an enable disable that gates MANC2H */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
		E1000_WRITE_REG(&adapter->hw, MANC, manc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
 * e1000_configure - configure the hardware for RX and TX
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
 * @adapter = private board structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
static void e1000_configure(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
	e1000_set_multi(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
	e1000_restore_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
	e1000_init_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
	e1000_configure_tx(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
	e1000_setup_rctl(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
	e1000_configure_rx(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
	/* call E1000_DESC_UNUSED which always leaves
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
	 * at least 1 descriptor unused to make sure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
	 * next_to_use != next_to_clean */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
	for (i = 0; i < adapter->num_rx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
		struct e1000_rx_ring *ring = &adapter->rx_ring[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
		adapter->alloc_rx_buf(adapter, ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
		                      E1000_DESC_UNUSED(ring));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	adapter->tx_queue_len = netdev->tx_queue_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
int e1000_up(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	/* hardware has been reset, we need to reload some things */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	e1000_configure(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	clear_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   545
	napi_enable(&adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   546
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   547
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   548
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   549
	/* fire a link change interrupt to start the watchdog */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   550
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   551
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   552
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
 * e1000_power_up_phy - restore link in case the phy was powered down
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
 * The phy may be powered down to save power and turn off link when the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
 * driver is unloaded and wake on lan is not enabled (among others)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
 * *** this routine MUST be followed by a call to e1000_reset ***
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
void e1000_power_up_phy(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   565
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
	uint16_t mii_reg = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   567
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
	/* Just clear the power down bit to wake the phy back up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   569
	if (adapter->hw.media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   570
		/* according to the manual, the phy will retain its
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   571
		 * settings across a power-down/up cycle */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   572
		e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   573
		mii_reg &= ~MII_CR_POWER_DOWN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
		e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
static void e1000_power_down_phy(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
	/* Power down the PHY so no link is implied when interface is down *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
	 * The PHY cannot be powered down if any of the following is TRUE *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
	 * (a) WoL is enabled
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
	 * (b) AMT is active
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
	 * (c) SoL/IDER session is active */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
	if (!adapter->wol && adapter->hw.mac_type >= e1000_82540 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
	   adapter->hw.media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
		uint16_t mii_reg = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
		switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
		case e1000_82540:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
		case e1000_82545:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
		case e1000_82545_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
		case e1000_82546:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
		case e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
		case e1000_82541:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		case e1000_82541_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
		case e1000_82547:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
		case e1000_82547_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
			if (E1000_READ_REG(&adapter->hw, MANC) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
			    E1000_MANC_SMBUS_EN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
				goto out;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
		case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
		case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
		case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
		case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
		case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
			if (e1000_check_mng_mode(&adapter->hw) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
			    e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
				goto out;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
		default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
			goto out;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
		e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
		mii_reg |= MII_CR_POWER_DOWN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
		e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		mdelay(1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
out:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
	return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
e1000_down(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
	/* signal that we're down so the interrupt handler does not
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
	 * reschedule our watchdog timer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
	set_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
	napi_disable(&adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
	atomic_set(&adapter->irq_sem, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
	del_timer_sync(&adapter->tx_fifo_stall_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
	del_timer_sync(&adapter->watchdog_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
	del_timer_sync(&adapter->phy_info_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
	netdev->tx_queue_len = adapter->tx_queue_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
	adapter->link_speed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
	adapter->link_duplex = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
	netif_carrier_off(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
	netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	e1000_clean_all_tx_rings(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
	e1000_clean_all_rx_rings(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
e1000_reinit_locked(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   656
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
	WARN_ON(in_interrupt());
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   658
	while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
		msleep(1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   660
	e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   661
	e1000_up(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   662
	clear_bit(__E1000_RESETTING, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   663
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   664
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   665
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
e1000_reset(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	uint32_t pba = 0, tx_space, min_tx_space, min_rx_space;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	uint16_t fc_high_water_mark = E1000_FC_HIGH_DIFF;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   670
	boolean_t legacy_pba_adjust = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   671
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   672
	/* Repartition Pba for greater than 9k mtu
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   673
	 * To take effect CTRL.RST is required.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	case e1000_82542_rev2_0:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
	case e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
	case e1000_82543:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
	case e1000_82544:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
	case e1000_82540:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
	case e1000_82541:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	case e1000_82541_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
		legacy_pba_adjust = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
		pba = E1000_PBA_48K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	case e1000_82545:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	case e1000_82545_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
	case e1000_82546:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
	case e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
		pba = E1000_PBA_48K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
	case e1000_82547:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	case e1000_82547_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
		legacy_pba_adjust = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
		pba = E1000_PBA_30K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
		pba = E1000_PBA_38K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
		pba = E1000_PBA_20K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
		pba = E1000_PBA_8K;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
	case e1000_undefined:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	case e1000_num_macs:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	if (legacy_pba_adjust == TRUE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
		if (adapter->netdev->mtu > E1000_RXBUFFER_8192)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
			pba -= 8; /* allocate more FIFO for Tx */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		if (adapter->hw.mac_type == e1000_82547) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
			adapter->tx_fifo_head = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
			adapter->tx_head_addr = pba << E1000_TX_HEAD_ADDR_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
			adapter->tx_fifo_size =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
				(E1000_PBA_40K - pba) << E1000_PBA_BYTES_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
			atomic_set(&adapter->tx_fifo_stall, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	} else if (adapter->hw.max_frame_size > MAXIMUM_ETHERNET_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
		/* adjust PBA for jumbo frames */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
		E1000_WRITE_REG(&adapter->hw, PBA, pba);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
		/* To maintain wire speed transmits, the Tx FIFO should be
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
		 * large enough to accomodate two full transmit packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
		 * rounded up to the next 1KB and expressed in KB.  Likewise,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
		 * the Rx FIFO should be large enough to accomodate at least
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
		 * one full receive packet and is similarly rounded up and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
		 * expressed in KB. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
		pba = E1000_READ_REG(&adapter->hw, PBA);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
		/* upper 16 bits has Tx packet buffer allocation size in KB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		tx_space = pba >> 16;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
		/* lower 16 bits has Rx packet buffer allocation size in KB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
		pba &= 0xffff;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
		/* don't include ethernet FCS because hardware appends/strips */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
		min_rx_space = adapter->netdev->mtu + ENET_HEADER_SIZE +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
		               VLAN_TAG_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
		min_tx_space = min_rx_space;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
		min_tx_space *= 2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
		min_tx_space = ALIGN(min_tx_space, 1024);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
		min_tx_space >>= 10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
		min_rx_space = ALIGN(min_rx_space, 1024);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
		min_rx_space >>= 10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
		/* If current Tx allocation is less than the min Tx FIFO size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
		 * and the min Tx FIFO size is less than the current Rx FIFO
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		 * allocation, take space away from current Rx allocation */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
		if (tx_space < min_tx_space &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
		    ((min_tx_space - tx_space) < pba)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
			pba = pba - (min_tx_space - tx_space);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
			/* PCI/PCIx hardware has PBA alignment constraints */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
			switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
			case e1000_82545 ... e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
				pba &= ~(E1000_PBA_8K - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
			default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
			/* if short on rx space, rx wins and must trump tx
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
			 * adjustment or use Early Receive if available */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
			if (pba < min_rx_space) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
				switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
				case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
					/* ERT enabled in e1000_configure_rx */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
				default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
					pba = min_rx_space;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
	E1000_WRITE_REG(&adapter->hw, PBA, pba);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
	/* flow control settings */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
	/* Set the FC high water mark to 90% of the FIFO size.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
	 * Required to clear last 3 LSB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
	fc_high_water_mark = ((pba * 9216)/10) & 0xFFF8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
	/* We can't use 90% on small FIFOs because the remainder
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
	 * would be less than 1 full frame.  In this case, we size
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
	 * it to allow at least a full frame above the high water
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
	 *  mark. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
	if (pba < E1000_PBA_16K)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
		fc_high_water_mark = (pba * 1024) - 1600;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
	adapter->hw.fc_high_water = fc_high_water_mark;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
	adapter->hw.fc_low_water = fc_high_water_mark - 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
	if (adapter->hw.mac_type == e1000_80003es2lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
		adapter->hw.fc_pause_time = 0xFFFF;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
		adapter->hw.fc_pause_time = E1000_FC_PAUSE_TIME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
	adapter->hw.fc_send_xon = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
	adapter->hw.fc = adapter->hw.original_fc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
	/* Allow time for pending master requests to run */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
	e1000_reset_hw(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	if (adapter->hw.mac_type >= e1000_82544)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
		E1000_WRITE_REG(&adapter->hw, WUC, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
	if (e1000_init_hw(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
		DPRINTK(PROBE, ERR, "Hardware Error\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
	e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	/* if (adapter->hwflags & HWFLAGS_PHY_PWR_BIT) { */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	if (adapter->hw.mac_type >= e1000_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	    adapter->hw.mac_type <= e1000_82547_rev_2 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
	    adapter->hw.autoneg == 1 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	    adapter->hw.autoneg_advertised == ADVERTISE_1000_FULL) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
		uint32_t ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
		/* clear phy power management bit if we are in gig only mode,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
		 * which if enabled will attempt negotiation to 100Mb, which
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
		 * can cause a loss of link at power off or driver unload */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
		ctrl &= ~E1000_CTRL_SWDPIN3;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
	/* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	E1000_WRITE_REG(&adapter->hw, VET, ETHERNET_IEEE_VLAN_TYPE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
	e1000_reset_adaptive(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	e1000_phy_get_info(&adapter->hw, &adapter->phy_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	if (!adapter->smart_power_down &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
	    (adapter->hw.mac_type == e1000_82571 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
	     adapter->hw.mac_type == e1000_82572)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
		uint16_t phy_data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		/* speed up time to link by disabling smart power down, ignore
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
		 * the return value of this function because there is nothing
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
		 * different we would do if it failed */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
		e1000_read_phy_reg(&adapter->hw, IGP02E1000_PHY_POWER_MGMT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
		                   &phy_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
		phy_data &= ~IGP02E1000_PM_SPD;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
		e1000_write_phy_reg(&adapter->hw, IGP02E1000_PHY_POWER_MGMT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
		                    phy_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
	e1000_release_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
 * e1000_probe - Device Initialization Routine
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
 * @pdev: PCI device information struct
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
 * @ent: entry in e1000_pci_tbl
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
 * e1000_probe initializes an adapter identified by a pci_dev structure.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
 * The OS initialization, configuring of the adapter private structure,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
 * and a hardware reset occur.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
static int __devinit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
e1000_probe(struct pci_dev *pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
            const struct pci_device_id *ent)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
	struct net_device *netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
	struct e1000_adapter *adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
	unsigned long mmio_start, mmio_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
	unsigned long flash_start, flash_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
	static int cards_found = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
	static int global_quad_port_a = 0; /* global ksp3 port a indication */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
	int i, err, pci_using_dac;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
	uint16_t eeprom_data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
	uint16_t eeprom_apme_mask = E1000_EEPROM_APME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
	DECLARE_MAC_BUF(mac);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
	if ((err = pci_enable_device(pdev)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
		return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
	if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
	    !(err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
		pci_using_dac = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
		if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
		    (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
			E1000_ERR("No usable DMA configuration, aborting\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
			goto err_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
		pci_using_dac = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	if ((err = pci_request_regions(pdev, e1000_driver_name)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
		goto err_pci_reg;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
	pci_set_master(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
	err = -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
	netdev = alloc_etherdev(sizeof(struct e1000_adapter));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	if (!netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
		goto err_alloc_etherdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
	SET_NETDEV_DEV(netdev, &pdev->dev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	pci_set_drvdata(pdev, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
	adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
	adapter->netdev = netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	adapter->pdev = pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
	adapter->hw.back = adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
	adapter->msg_enable = (1 << debug) - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
	mmio_start = pci_resource_start(pdev, BAR_0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
	mmio_len = pci_resource_len(pdev, BAR_0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
	err = -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
	adapter->hw.hw_addr = ioremap(mmio_start, mmio_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
	if (!adapter->hw.hw_addr)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		goto err_ioremap;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
	for (i = BAR_1; i <= BAR_5; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
		if (pci_resource_len(pdev, i) == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
			continue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
		if (pci_resource_flags(pdev, i) & IORESOURCE_IO) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
			adapter->hw.io_base = pci_resource_start(pdev, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
	netdev->open = &e1000_open;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
	netdev->stop = &e1000_close;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
	netdev->hard_start_xmit = &e1000_xmit_frame;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	netdev->get_stats = &e1000_get_stats;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	netdev->set_multicast_list = &e1000_set_multi;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
	netdev->set_mac_address = &e1000_set_mac;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	netdev->change_mtu = &e1000_change_mtu;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
	netdev->do_ioctl = &e1000_ioctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
	e1000_set_ethtool_ops(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	netdev->tx_timeout = &e1000_tx_timeout;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
	netdev->watchdog_timeo = 5 * HZ;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	netif_napi_add(netdev, &adapter->napi, e1000_clean, 64);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
	netdev->vlan_rx_register = e1000_vlan_rx_register;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
	netdev->vlan_rx_add_vid = e1000_vlan_rx_add_vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	netdev->vlan_rx_kill_vid = e1000_vlan_rx_kill_vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
#ifdef CONFIG_NET_POLL_CONTROLLER
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
	netdev->poll_controller = e1000_netpoll;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
	netdev->mem_start = mmio_start;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	netdev->mem_end = mmio_start + mmio_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
	netdev->base_addr = adapter->hw.io_base;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	adapter->bd_number = cards_found;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	/* setup the private structure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	if ((err = e1000_sw_init(adapter)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
		goto err_sw_init;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	err = -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	/* Flash BAR mapping must happen after e1000_sw_init
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
	 * because it depends on mac_type */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
	if ((adapter->hw.mac_type == e1000_ich8lan) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	   (pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
		flash_start = pci_resource_start(pdev, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
		flash_len = pci_resource_len(pdev, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
		adapter->hw.flash_address = ioremap(flash_start, flash_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
		if (!adapter->hw.flash_address)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
			goto err_flashmap;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
	if (e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
		DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	if (adapter->hw.mac_type >= e1000_82543) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
		netdev->features = NETIF_F_SG |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
				   NETIF_F_HW_CSUM |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
				   NETIF_F_HW_VLAN_TX |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
				   NETIF_F_HW_VLAN_RX |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
				   NETIF_F_HW_VLAN_FILTER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
		if (adapter->hw.mac_type == e1000_ich8lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
			netdev->features &= ~NETIF_F_HW_VLAN_FILTER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
	if ((adapter->hw.mac_type >= e1000_82544) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
	   (adapter->hw.mac_type != e1000_82547))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
		netdev->features |= NETIF_F_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
	if (adapter->hw.mac_type > e1000_82547_rev_2)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
		netdev->features |= NETIF_F_TSO6;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
	if (pci_using_dac)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		netdev->features |= NETIF_F_HIGHDMA;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
	netdev->features |= NETIF_F_LLTX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	adapter->en_mng_pt = e1000_enable_mng_pass_thru(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	/* initialize eeprom parameters */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
	if (e1000_init_eeprom_params(&adapter->hw)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
		E1000_ERR("EEPROM initialization failed\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
		goto err_eeprom;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
	/* before reading the EEPROM, reset the controller to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
	 * put the device in a known good starting state */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
	e1000_reset_hw(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
	/* make sure the EEPROM is good */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	if (e1000_validate_eeprom_checksum(&adapter->hw) < 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
		DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
		goto err_eeprom;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	/* copy the MAC address out of the EEPROM */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
	if (e1000_read_mac_addr(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
		DPRINTK(PROBE, ERR, "EEPROM Read Error\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
	memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	memcpy(netdev->perm_addr, adapter->hw.mac_addr, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
	if (!is_valid_ether_addr(netdev->perm_addr)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
		DPRINTK(PROBE, ERR, "Invalid MAC Address\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
		goto err_eeprom;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	e1000_get_bus_info(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	init_timer(&adapter->tx_fifo_stall_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
	adapter->tx_fifo_stall_timer.function = &e1000_82547_tx_fifo_stall;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
	adapter->tx_fifo_stall_timer.data = (unsigned long) adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
	init_timer(&adapter->watchdog_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	adapter->watchdog_timer.function = &e1000_watchdog;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
	adapter->watchdog_timer.data = (unsigned long) adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
	init_timer(&adapter->phy_info_timer);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
	adapter->phy_info_timer.function = &e1000_update_phy_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	adapter->phy_info_timer.data = (unsigned long) adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	INIT_WORK(&adapter->reset_task, e1000_reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	e1000_check_options(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	/* Initial Wake on LAN setting
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	 * If APM wake is enabled in the EEPROM,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
	 * enable the ACPI Magic Packet filter
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	case e1000_82542_rev2_0:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
	case e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	case e1000_82543:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	case e1000_82544:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
		e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
			EEPROM_INIT_CONTROL2_REG, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
		eeprom_apme_mask = E1000_EEPROM_82544_APM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
		e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
			EEPROM_INIT_CONTROL1_REG, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
		eeprom_apme_mask = E1000_EEPROM_ICH8_APME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	case e1000_82546:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
	case e1000_82546_rev_3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
		if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1){
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
			e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
				EEPROM_INIT_CONTROL3_PORT_B, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
		/* Fall Through */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
		e1000_read_eeprom(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
			EEPROM_INIT_CONTROL3_PORT_A, 1, &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
	if (eeprom_data & eeprom_apme_mask)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
		adapter->eeprom_wol |= E1000_WUFC_MAG;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
	/* now that we have the eeprom settings, apply the special cases
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
	 * where the eeprom may be wrong or the board simply won't support
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
	 * wake on lan on a particular port */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	switch (pdev->device) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
	case E1000_DEV_ID_82546GB_PCIE:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
		adapter->eeprom_wol = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
	case E1000_DEV_ID_82546EB_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	case E1000_DEV_ID_82546GB_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	case E1000_DEV_ID_82571EB_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
		/* Wake events only supported on port A for dual fiber
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
		 * regardless of eeprom setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
		if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
			adapter->eeprom_wol = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
	case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
	case E1000_DEV_ID_82571EB_QUAD_COPPER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
	case E1000_DEV_ID_82571EB_QUAD_FIBER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
	case E1000_DEV_ID_82571PT_QUAD_COPPER:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
		/* if quad port adapter, disable WoL on all but port A */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
		if (global_quad_port_a != 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
			adapter->eeprom_wol = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
		else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
			adapter->quad_port_a = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
		/* Reset for multiple quad port adapters */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
		if (++global_quad_port_a == 4)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
			global_quad_port_a = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
	/* initialize the wol settings based on the eeprom settings */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
	adapter->wol = adapter->eeprom_wol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	/* print bus type/speed/width info */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
	DPRINTK(PROBE, INFO, "(PCI%s:%s:%s) ",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
		((hw->bus_type == e1000_bus_type_pcix) ? "-X" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
		 (hw->bus_type == e1000_bus_type_pci_express ? " Express":"")),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
		((hw->bus_speed == e1000_bus_speed_2500) ? "2.5Gb/s" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
		 (hw->bus_speed == e1000_bus_speed_133) ? "133MHz" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
		 (hw->bus_speed == e1000_bus_speed_120) ? "120MHz" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
		 (hw->bus_speed == e1000_bus_speed_100) ? "100MHz" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
		 (hw->bus_speed == e1000_bus_speed_66) ? "66MHz" : "33MHz"),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
		((hw->bus_width == e1000_bus_width_64) ? "64-bit" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
		 (hw->bus_width == e1000_bus_width_pciex_4) ? "Width x4" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
		 (hw->bus_width == e1000_bus_width_pciex_1) ? "Width x1" :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
		 "32-bit"));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
	printk("%s\n", print_mac(mac, netdev->dev_addr));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	/* reset the hardware with the new settings */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	/* If the controller is 82573 and f/w is AMT, do not set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
	 * DRV_LOAD until the interface is up.  For all other cases,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	 * let the f/w know that the h/w is now under the control
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	 * of the driver. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
	if (adapter->hw.mac_type != e1000_82573 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	    !e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
	/* tell the stack to leave us alone until e1000_open() is called */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
	netif_carrier_off(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
	netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
	strcpy(netdev->name, "eth%d");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
	if ((err = register_netdev(netdev)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		goto err_register;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
	DPRINTK(PROBE, INFO, "Intel(R) PRO/1000 Network Connection\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
	cards_found++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
err_register:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
err_eeprom:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
	if (!e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
		e1000_phy_hw_reset(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	if (adapter->hw.flash_address)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
		iounmap(adapter->hw.flash_address);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
err_flashmap:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
		dev_put(&adapter->polling_netdev[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1173
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1174
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1175
	kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1176
	kfree(adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1177
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1178
	kfree(adapter->polling_netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1179
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1180
err_sw_init:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1181
	iounmap(adapter->hw.hw_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1182
err_ioremap:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1183
	free_netdev(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
err_alloc_etherdev:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1185
	pci_release_regions(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
err_pci_reg:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
err_dma:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1188
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1189
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1190
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1191
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
 * e1000_remove - Device Removal Routine
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
 * @pdev: PCI device information struct
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
 * e1000_remove is called by the PCI subsystem to alert the driver
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
 * that it should release a PCI device.  The could be caused by a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
 * Hot-Plug event, or because the driver is going to be removed from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
 * memory.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
static void __devexit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
e1000_remove(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
	cancel_work_sync(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	e1000_release_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
	 * would have already happened in close and is redundant. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
		dev_put(&adapter->polling_netdev[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
	unregister_netdev(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	if (!e1000_check_phy_reset_block(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
		e1000_phy_hw_reset(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
	kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
	kfree(adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
	kfree(adapter->polling_netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
	iounmap(adapter->hw.hw_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
	if (adapter->hw.flash_address)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
		iounmap(adapter->hw.flash_address);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
	pci_release_regions(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
	free_netdev(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
 * e1000_sw_init - Initialize general software structures (struct e1000_adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
 * @adapter: board private structure to initialize
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
 * e1000_sw_init initializes the Adapter private data structure.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
 * Fields are initialized based on PCI device information and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
 * OS network device settings (MTU size).
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
static int __devinit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
e1000_sw_init(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1256
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1257
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1258
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1259
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1260
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1261
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
	/* PCI config space info */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
	hw->vendor_id = pdev->vendor;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	hw->device_id = pdev->device;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
	hw->subsystem_vendor_id = pdev->subsystem_vendor;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
	hw->subsystem_id = pdev->subsystem_device;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
	hw->revision_id = pdev->revision;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
	pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
	adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
	adapter->rx_ps_bsize0 = E1000_RXBUFFER_128;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
	hw->max_frame_size = netdev->mtu +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
			     ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
	hw->min_frame_size = MINIMUM_ETHERNET_FRAME_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
	/* identify the MAC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
	if (e1000_set_mac_type(hw)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
		DPRINTK(PROBE, ERR, "Unknown MAC Type\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
		return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
	switch (hw->mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
	case e1000_82541:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
	case e1000_82547:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
	case e1000_82541_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
	case e1000_82547_rev_2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
		hw->phy_init_script = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	e1000_set_media_type(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	hw->wait_autoneg_complete = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
	hw->tbi_compatibility_en = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	hw->adaptive_ifs = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
	/* Copper options */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
	if (hw->media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
		hw->mdix = AUTO_ALL_MODES;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
		hw->disable_polarity_correction = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
		hw->master_slave = E1000_MASTER_SLAVE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	adapter->num_tx_queues = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
	adapter->num_rx_queues = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
	if (e1000_alloc_queues(adapter)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
		DPRINTK(PROBE, ERR, "Unable to allocate memory for queues\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
	for (i = 0; i < adapter->num_rx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
		adapter->polling_netdev[i].priv = adapter;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
		dev_hold(&adapter->polling_netdev[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
		set_bit(__LINK_STATE_START, &adapter->polling_netdev[i].state);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
	spin_lock_init(&adapter->tx_queue_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	/* Explicitly disable IRQ since the NIC can be in any state. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	atomic_set(&adapter->irq_sem, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	spin_lock_init(&adapter->stats_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	set_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
 * e1000_alloc_queues - Allocate memory for all rings
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
 * @adapter: board private structure to initialize
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
 * We allocate one ring per queue at run-time since we don't know the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
 * number of queues at compile-time.  The polling_netdev array is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
 * intended for Multiqueue, but should work fine with a single queue.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
static int __devinit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
e1000_alloc_queues(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	adapter->tx_ring = kcalloc(adapter->num_tx_queues,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
	                           sizeof(struct e1000_tx_ring), GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	if (!adapter->tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	adapter->rx_ring = kcalloc(adapter->num_rx_queues,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
	                           sizeof(struct e1000_rx_ring), GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
	if (!adapter->rx_ring) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
		kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
	adapter->polling_netdev = kcalloc(adapter->num_rx_queues,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
	                                  sizeof(struct net_device),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
	                                  GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
	if (!adapter->polling_netdev) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
		kfree(adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
		kfree(adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
 * e1000_open - Called when a network interface is made active
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
 * Returns 0 on success, negative value on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
 * The open entry point is called when a network interface is made
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
 * active by the system (IFF_UP).  At this point all resources needed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
 * for transmit and receive operations are allocated, the interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
 * handler is registered with the OS, the watchdog timer is started,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
 * and the stack is notified that the interface is ready.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
e1000_open(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
	int err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	/* disallow open during test */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	if (test_bit(__E1000_TESTING, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	/* allocate transmit descriptors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	err = e1000_setup_all_tx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
	if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		goto err_setup_tx;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	/* allocate receive descriptors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
	err = e1000_setup_all_rx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
	if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
		goto err_setup_rx;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	e1000_power_up_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
	adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
		e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	/* If AMT is enabled, let the firmware know that the network
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
	 * interface is now open */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
	if (adapter->hw.mac_type == e1000_82573 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
	    e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
	/* before we allocate an interrupt, we must be ready to handle it.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
	 * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
	 * as soon as we call pci_request_irq, so we have to setup our
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
	 * clean_rx handler before we do so.  */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
	e1000_configure(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
	err = e1000_request_irq(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
	if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
		goto err_req_irq;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
	/* From here on the code is the same as e1000_up() */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
	clear_bit(__E1000_DOWN, &adapter->flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	napi_enable(&adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
	/* fire a link status change interrupt to start the watchdog */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
	return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
err_req_irq:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	e1000_power_down_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	e1000_free_all_rx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
err_setup_rx:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
	e1000_free_all_tx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
err_setup_tx:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
 * e1000_close - Disables a network interface
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
 * Returns 0, this is not allowed to fail
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
 * The close entry point is called when an interface is de-activated
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
 * by the OS.  The hardware is still under the drivers control, but
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
 * needs to be disabled.  A global MAC reset is issued to stop the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
 * hardware, and all transmit and receive resources are freed.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
e1000_close(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
	WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	e1000_power_down_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
	e1000_free_irq(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1483
	e1000_free_all_tx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1484
	e1000_free_all_rx_resources(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
	/* kill manageability vlan ID if supported, but not if a vlan with
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	 * the same ID is registered on the host OS (let 8021q kill it) */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	     !(adapter->vlgrp &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
	       vlan_group_get_device(adapter->vlgrp, adapter->mng_vlan_id))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
		e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	/* If AMT is enabled, let the firmware know that the network
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	 * interface is now closed */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	if (adapter->hw.mac_type == e1000_82573 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
	    e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
		e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
 * e1000_check_64k_bound - check that memory doesn't cross 64kB boundary
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
 * @start: address of beginning of memory
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
 * @len: length of memory
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
e1000_check_64k_bound(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
		      void *start, unsigned long len)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
	unsigned long begin = (unsigned long) start;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
	unsigned long end = begin + len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
	/* First rev 82545 and 82546 need to not allow any memory
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
	 * write location to cross 64k boundary due to errata 23 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
	if (adapter->hw.mac_type == e1000_82545 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
	    adapter->hw.mac_type == e1000_82546) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
		return ((begin ^ (end - 1)) >> 16) != 0 ? FALSE : TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
	return TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
 * e1000_setup_tx_resources - allocate Tx resources (Descriptors)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
 * @txdr:    tx descriptor ring (for a specific queue) to setup
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
 * Return 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
e1000_setup_tx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
                         struct e1000_tx_ring *txdr)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
	int size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
	size = sizeof(struct e1000_buffer) * txdr->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	txdr->buffer_info = vmalloc(size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
	if (!txdr->buffer_info) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
		"Unable to allocate memory for the transmit descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
	memset(txdr->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
	/* round up to nearest 4K */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
	txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
	txdr->size = ALIGN(txdr->size, 4096);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
	txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
	if (!txdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
setup_tx_desc_die:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
		vfree(txdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
		"Unable to allocate memory for the transmit descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
	if (!e1000_check_64k_bound(adapter, txdr->desc, txdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
		void *olddesc = txdr->desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
		dma_addr_t olddma = txdr->dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
		DPRINTK(TX_ERR, ERR, "txdr align check failed: %u bytes "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
				     "at %p\n", txdr->size, txdr->desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
		/* Try again, without freeing the previous */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
		txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
		/* Failed allocation, critical failure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
		if (!txdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
			goto setup_tx_desc_die;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
		if (!e1000_check_64k_bound(adapter, txdr->desc, txdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
			/* give up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
			pci_free_consistent(pdev, txdr->size, txdr->desc,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
					    txdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
				"Unable to allocate aligned memory "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
				"for the transmit descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
			vfree(txdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
			return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
			/* Free old allocation, new allocation was successful */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	memset(txdr->desc, 0, txdr->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	txdr->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
	txdr->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	spin_lock_init(&txdr->tx_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
 * e1000_setup_all_tx_resources - wrapper to allocate Tx resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
 * 				  (Descriptors) for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
 * Return 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
e1000_setup_all_tx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
	int i, err = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
	for (i = 0; i < adapter->num_tx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		err = e1000_setup_tx_resources(adapter, &adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		if (err) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
				"Allocation for Tx Queue %u failed\n", i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
			for (i-- ; i >= 0; i--)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
				e1000_free_tx_resources(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
							&adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
 * e1000_configure_tx - Configure 8254x Transmit Unit after Reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
 * Configure the Tx unit of the MAC after a reset.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
e1000_configure_tx(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
	uint64_t tdba;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	uint32_t tdlen, tctl, tipg, tarc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
	uint32_t ipgr1, ipgr2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
	/* Setup the HW Tx Head and Tail descriptor pointers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
	switch (adapter->num_tx_queues) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
	case 1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
		tdba = adapter->tx_ring[0].dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
		tdlen = adapter->tx_ring[0].count *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
			sizeof(struct e1000_tx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
		E1000_WRITE_REG(hw, TDLEN, tdlen);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
		E1000_WRITE_REG(hw, TDBAH, (tdba >> 32));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
		E1000_WRITE_REG(hw, TDBAL, (tdba & 0x00000000ffffffffULL));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
		E1000_WRITE_REG(hw, TDT, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
		E1000_WRITE_REG(hw, TDH, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
		adapter->tx_ring[0].tdh = ((hw->mac_type >= e1000_82543) ? E1000_TDH : E1000_82542_TDH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
		adapter->tx_ring[0].tdt = ((hw->mac_type >= e1000_82543) ? E1000_TDT : E1000_82542_TDT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
	/* Set the default values for the Tx Inter Packet Gap timer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
	if (adapter->hw.mac_type <= e1000_82547_rev_2 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
	    (hw->media_type == e1000_media_type_fiber ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
	     hw->media_type == e1000_media_type_internal_serdes))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
		tipg = DEFAULT_82543_TIPG_IPGT_FIBER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		tipg = DEFAULT_82543_TIPG_IPGT_COPPER;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
	switch (hw->mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
	case e1000_82542_rev2_0:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
	case e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
		tipg = DEFAULT_82542_TIPG_IPGT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
		ipgr1 = DEFAULT_82542_TIPG_IPGR1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
		ipgr2 = DEFAULT_82542_TIPG_IPGR2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
		ipgr2 = DEFAULT_80003ES2LAN_TIPG_IPGR2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
		ipgr2 = DEFAULT_82543_TIPG_IPGR2;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	tipg |= ipgr1 << E1000_TIPG_IPGR1_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	tipg |= ipgr2 << E1000_TIPG_IPGR2_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
	E1000_WRITE_REG(hw, TIPG, tipg);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
	/* Set the Tx Interrupt Delay register */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	E1000_WRITE_REG(hw, TIDV, adapter->tx_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	if (hw->mac_type >= e1000_82540)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
		E1000_WRITE_REG(hw, TADV, adapter->tx_abs_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
	/* Program the Transmit Control Register */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
	tctl = E1000_READ_REG(hw, TCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
	tctl &= ~E1000_TCTL_CT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
	tctl |= E1000_TCTL_PSP | E1000_TCTL_RTLC |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
		(E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
	if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
		tarc = E1000_READ_REG(hw, TARC0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
		/* set the speed mode bit, we'll clear it if we're not at
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
		 * gigabit link later */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
		tarc |= (1 << 21);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
		E1000_WRITE_REG(hw, TARC0, tarc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	} else if (hw->mac_type == e1000_80003es2lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
		tarc = E1000_READ_REG(hw, TARC0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
		tarc |= 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
		E1000_WRITE_REG(hw, TARC0, tarc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
		tarc = E1000_READ_REG(hw, TARC1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
		tarc |= 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
		E1000_WRITE_REG(hw, TARC1, tarc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
	e1000_config_collision_dist(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
	/* Setup Transmit Descriptor Settings for eop descriptor */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
	adapter->txd_cmd = E1000_TXD_CMD_EOP | E1000_TXD_CMD_IFCS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
	/* only set IDE if we are delaying interrupts using the timers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
	if (adapter->tx_int_delay)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		adapter->txd_cmd |= E1000_TXD_CMD_IDE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
	if (hw->mac_type < e1000_82543)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		adapter->txd_cmd |= E1000_TXD_CMD_RPS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
		adapter->txd_cmd |= E1000_TXD_CMD_RS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	/* Cache if we're 82544 running in PCI-X because we'll
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	 * need this to apply a workaround later in the send path. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
	if (hw->mac_type == e1000_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	    hw->bus_type == e1000_bus_type_pcix)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
		adapter->pcix_82544 = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	E1000_WRITE_REG(hw, TCTL, tctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
 * e1000_setup_rx_resources - allocate Rx resources (Descriptors)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
 * @rxdr:    rx descriptor ring (for a specific queue) to setup
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
e1000_setup_rx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
                         struct e1000_rx_ring *rxdr)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
	int size, desc_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
	size = sizeof(struct e1000_buffer) * rxdr->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
	rxdr->buffer_info = vmalloc(size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
	if (!rxdr->buffer_info) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
	memset(rxdr->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	rxdr->ps_page = kcalloc(rxdr->count, sizeof(struct e1000_ps_page),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
	                        GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	if (!rxdr->ps_page) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
		vfree(rxdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
	rxdr->ps_page_dma = kcalloc(rxdr->count,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
	                            sizeof(struct e1000_ps_page_dma),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	                            GFP_KERNEL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	if (!rxdr->ps_page_dma) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
		vfree(rxdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
		kfree(rxdr->ps_page);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
	if (adapter->hw.mac_type <= e1000_82547_rev_2)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
		desc_len = sizeof(struct e1000_rx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
		desc_len = sizeof(union e1000_rx_desc_packet_split);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
	/* Round up to nearest 4K */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
	rxdr->size = rxdr->count * desc_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
	rxdr->size = ALIGN(rxdr->size, 4096);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
	rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
	if (!rxdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
		DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
		"Unable to allocate memory for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
setup_rx_desc_die:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
		vfree(rxdr->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
		kfree(rxdr->ps_page);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
		kfree(rxdr->ps_page_dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		return -ENOMEM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	if (!e1000_check_64k_bound(adapter, rxdr->desc, rxdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
		void *olddesc = rxdr->desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
		dma_addr_t olddma = rxdr->dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
		DPRINTK(RX_ERR, ERR, "rxdr align check failed: %u bytes "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
				     "at %p\n", rxdr->size, rxdr->desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
		/* Try again, without freeing the previous */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
		rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
		/* Failed allocation, critical failure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
		if (!rxdr->desc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
				"Unable to allocate memory "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
				"for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
			goto setup_rx_desc_die;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		if (!e1000_check_64k_bound(adapter, rxdr->desc, rxdr->size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
			/* give up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
			pci_free_consistent(pdev, rxdr->size, rxdr->desc,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
					    rxdr->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
				"Unable to allocate aligned memory "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
				"for the receive descriptor ring\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
			goto setup_rx_desc_die;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
			/* Free old allocation, new allocation was successful */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	memset(rxdr->desc, 0, rxdr->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	rxdr->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
	rxdr->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
 * e1000_setup_all_rx_resources - wrapper to allocate Rx resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
 * 				  (Descriptors) for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
 * Return 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
e1000_setup_all_rx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
	int i, err = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
	for (i = 0; i < adapter->num_rx_queues; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
		err = e1000_setup_rx_resources(adapter, &adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
		if (err) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
			DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
				"Allocation for Rx Queue %u failed\n", i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
			for (i-- ; i >= 0; i--)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
				e1000_free_rx_resources(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
							&adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
	return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
 * e1000_setup_rctl - configure the receive control registers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
 * @adapter: Board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
			(((S) & (PAGE_SIZE - 1)) ? 1 : 0))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
e1000_setup_rctl(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	uint32_t rctl, rfctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
	uint32_t psrctl = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
#ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	uint32_t pages = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
	rctl &= ~(3 << E1000_RCTL_MO_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
	rctl |= E1000_RCTL_EN | E1000_RCTL_BAM |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
		E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
		(adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
	if (adapter->hw.tbi_compatibility_on == 1)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
		rctl |= E1000_RCTL_SBP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
		rctl &= ~E1000_RCTL_SBP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	if (adapter->netdev->mtu <= ETH_DATA_LEN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
		rctl &= ~E1000_RCTL_LPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		rctl |= E1000_RCTL_LPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
	/* Setup buffer sizes */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
	rctl &= ~E1000_RCTL_SZ_4096;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
	rctl |= E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
	switch (adapter->rx_buffer_len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
		case E1000_RXBUFFER_256:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
			rctl |= E1000_RCTL_SZ_256;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
		case E1000_RXBUFFER_512:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
			rctl |= E1000_RCTL_SZ_512;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
		case E1000_RXBUFFER_1024:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
			rctl |= E1000_RCTL_SZ_1024;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
		case E1000_RXBUFFER_2048:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
		default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
			rctl |= E1000_RCTL_SZ_2048;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
			rctl &= ~E1000_RCTL_BSEX;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
		case E1000_RXBUFFER_4096:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
			rctl |= E1000_RCTL_SZ_4096;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
		case E1000_RXBUFFER_8192:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
			rctl |= E1000_RCTL_SZ_8192;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
		case E1000_RXBUFFER_16384:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
			rctl |= E1000_RCTL_SZ_16384;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
#ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
	/* 82571 and greater support packet-split where the protocol
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
	 * header is placed in skb->data and the packet data is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
	 * placed in pages hanging off of skb_shinfo(skb)->nr_frags.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
	 * In the case of a non-split, skb->data is linearly filled,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
	 * followed by the page buffers.  Therefore, skb->data is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
	 * sized to hold the largest protocol header.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	/* allocations using alloc_page take too long for regular MTU
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
	 * so only enable packet split for jumbo frames */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	pages = PAGE_USE_COUNT(adapter->netdev->mtu);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
	if ((adapter->hw.mac_type >= e1000_82571) && (pages <= 3) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
	    PAGE_SIZE <= 16384 && (rctl & E1000_RCTL_LPE))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
		adapter->rx_ps_pages = pages;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
		adapter->rx_ps_pages = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
	if (adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
		/* Configure extra packet-split registers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
		rfctl = E1000_READ_REG(&adapter->hw, RFCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
		rfctl |= E1000_RFCTL_EXTEN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		/* disable packet split support for IPv6 extension headers,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
		 * because some malformed IPv6 headers can hang the RX */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
		rfctl |= (E1000_RFCTL_IPV6_EX_DIS |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
		          E1000_RFCTL_NEW_IPV6_EXT_DIS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
		E1000_WRITE_REG(&adapter->hw, RFCTL, rfctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
		rctl |= E1000_RCTL_DTYP_PS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
		psrctl |= adapter->rx_ps_bsize0 >>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
			E1000_PSRCTL_BSIZE0_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
		switch (adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		case 3:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
			psrctl |= PAGE_SIZE <<
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
				E1000_PSRCTL_BSIZE3_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		case 2:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
			psrctl |= PAGE_SIZE <<
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
				E1000_PSRCTL_BSIZE2_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
		case 1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
			psrctl |= PAGE_SIZE >>
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
				E1000_PSRCTL_BSIZE1_SHIFT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
		E1000_WRITE_REG(&adapter->hw, PSRCTL, psrctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
 * e1000_configure_rx - Configure 8254x Receive Unit after Reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
 * Configure the Rx unit of the MAC after a reset.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
e1000_configure_rx(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	uint64_t rdba;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
	uint32_t rdlen, rctl, rxcsum, ctrl_ext;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
	if (adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		/* this is a 32 byte descriptor */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		rdlen = adapter->rx_ring[0].count *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
			sizeof(union e1000_rx_desc_packet_split);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
		adapter->clean_rx = e1000_clean_rx_irq_ps;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers_ps;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		rdlen = adapter->rx_ring[0].count *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
			sizeof(struct e1000_rx_desc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
		adapter->clean_rx = e1000_clean_rx_irq;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
	/* disable receives while setting up the descriptors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
	rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
	E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
	/* set the Receive Delay Timer Register */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
	E1000_WRITE_REG(hw, RDTR, adapter->rx_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
	if (hw->mac_type >= e1000_82540) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
		E1000_WRITE_REG(hw, RADV, adapter->rx_abs_int_delay);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
		if (adapter->itr_setting != 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
			E1000_WRITE_REG(hw, ITR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
				1000000000 / (adapter->itr * 256));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
	if (hw->mac_type >= e1000_82571) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
		ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
		/* Reset delay timers after every interrupt */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
		ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
		/* Auto-Mask interrupts upon ICR access */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
		ctrl_ext |= E1000_CTRL_EXT_IAME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
		E1000_WRITE_REG(hw, IAM, 0xffffffff);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
		E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
		E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
	/* Setup the HW Rx Head and Tail Descriptor Pointers and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
	 * the Base and Length of the Rx Descriptor Ring */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	switch (adapter->num_rx_queues) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	case 1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
		rdba = adapter->rx_ring[0].dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		E1000_WRITE_REG(hw, RDLEN, rdlen);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		E1000_WRITE_REG(hw, RDBAH, (rdba >> 32));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
		E1000_WRITE_REG(hw, RDBAL, (rdba & 0x00000000ffffffffULL));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		E1000_WRITE_REG(hw, RDT, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
		E1000_WRITE_REG(hw, RDH, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
		adapter->rx_ring[0].rdh = ((hw->mac_type >= e1000_82543) ? E1000_RDH : E1000_82542_RDH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		adapter->rx_ring[0].rdt = ((hw->mac_type >= e1000_82543) ? E1000_RDT : E1000_82542_RDT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	/* Enable 82543 Receive Checksum Offload for TCP and UDP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
	if (hw->mac_type >= e1000_82543) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
		rxcsum = E1000_READ_REG(hw, RXCSUM);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
		if (adapter->rx_csum == TRUE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
			rxcsum |= E1000_RXCSUM_TUOFL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
			/* Enable 82571 IPv4 payload checksum for UDP fragments
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
			 * Must be used in conjunction with packet-split. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
			if ((hw->mac_type >= e1000_82571) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
			    (adapter->rx_ps_pages)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
				rxcsum |= E1000_RXCSUM_IPPCSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
			rxcsum &= ~E1000_RXCSUM_TUOFL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
			/* don't need to clear IPPCSE as it defaults to 0 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
		E1000_WRITE_REG(hw, RXCSUM, rxcsum);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
	/* enable early receives on 82573, only takes effect if using > 2048
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
	 * byte total frame size.  for example only for jumbo frames */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
#define E1000_ERT_2048 0x100
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
	if (hw->mac_type == e1000_82573)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
		E1000_WRITE_REG(hw, ERT, E1000_ERT_2048);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
	/* Enable Receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
	E1000_WRITE_REG(hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
 * e1000_free_tx_resources - Free Tx Resources per Queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
 * @tx_ring: Tx descriptor ring for a specific queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
 * Free all transmit software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
e1000_free_tx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
                        struct e1000_tx_ring *tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	e1000_clean_tx_ring(adapter, tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	vfree(tx_ring->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	tx_ring->buffer_info = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
	pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, tx_ring->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
	tx_ring->desc = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
 * e1000_free_all_tx_resources - Free Tx Resources for All Queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
 * Free all transmit software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
e1000_free_all_tx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	for (i = 0; i < adapter->num_tx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
		e1000_free_tx_resources(adapter, &adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
e1000_unmap_and_free_tx_resource(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
			struct e1000_buffer *buffer_info)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
	if (buffer_info->dma) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
		pci_unmap_page(adapter->pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
				buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
				buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
				PCI_DMA_TODEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
		buffer_info->dma = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
	if (buffer_info->skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
		dev_kfree_skb_any(buffer_info->skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
		buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
	/* buffer_info must be completely set up in the transmit path */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
 * e1000_clean_tx_ring - Free Tx Buffers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
 * @tx_ring: ring to be cleaned
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
e1000_clean_tx_ring(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
                    struct e1000_tx_ring *tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
	unsigned long size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
	/* Free all the Tx ring sk_buffs */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
	for (i = 0; i < tx_ring->count; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
		e1000_unmap_and_free_tx_resource(adapter, buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	size = sizeof(struct e1000_buffer) * tx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
	memset(tx_ring->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
	/* Zero out the descriptor ring */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
	memset(tx_ring->desc, 0, tx_ring->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
	tx_ring->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
	tx_ring->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
	tx_ring->last_tx_tso = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2182
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2183
	writel(0, adapter->hw.hw_addr + tx_ring->tdh);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2184
	writel(0, adapter->hw.hw_addr + tx_ring->tdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
 * e1000_clean_all_tx_rings - Free Tx Buffers for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
e1000_clean_all_tx_rings(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
	for (i = 0; i < adapter->num_tx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
		e1000_clean_tx_ring(adapter, &adapter->tx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
 * e1000_free_rx_resources - Free Rx Resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
 * @rx_ring: ring to clean the resources from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
 * Free all receive software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
e1000_free_rx_resources(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
                        struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	e1000_clean_rx_ring(adapter, rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
	vfree(rx_ring->buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	rx_ring->buffer_info = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
	kfree(rx_ring->ps_page);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	rx_ring->ps_page = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	kfree(rx_ring->ps_page_dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
	rx_ring->ps_page_dma = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
	pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, rx_ring->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
	rx_ring->desc = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
 * e1000_free_all_rx_resources - Free Rx Resources for All Queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
 * Free all receive software resources
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
e1000_free_all_rx_resources(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
		e1000_free_rx_resources(adapter, &adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
 * e1000_clean_rx_ring - Free Rx Buffers per Queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
 * @rx_ring: ring to free buffers from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
e1000_clean_rx_ring(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
                    struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
	struct e1000_ps_page *ps_page;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
	struct e1000_ps_page_dma *ps_page_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
	unsigned long size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
	unsigned int i, j;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
	/* Free all the Rx ring sk_buffs */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	for (i = 0; i < rx_ring->count; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
		buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
		if (buffer_info->skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
			pci_unmap_single(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
					 buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
					 buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
					 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
			dev_kfree_skb(buffer_info->skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
			buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
		ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
		ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
		for (j = 0; j < adapter->rx_ps_pages; j++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
			if (!ps_page->ps_page[j]) break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
			pci_unmap_page(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
				       ps_page_dma->ps_page_dma[j],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
				       PAGE_SIZE, PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
			ps_page_dma->ps_page_dma[j] = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
			put_page(ps_page->ps_page[j]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
			ps_page->ps_page[j] = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	size = sizeof(struct e1000_buffer) * rx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
	memset(rx_ring->buffer_info, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	size = sizeof(struct e1000_ps_page) * rx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
	memset(rx_ring->ps_page, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
	size = sizeof(struct e1000_ps_page_dma) * rx_ring->count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
	memset(rx_ring->ps_page_dma, 0, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
	/* Zero out the descriptor ring */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
	memset(rx_ring->desc, 0, rx_ring->size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
	rx_ring->next_to_clean = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
	rx_ring->next_to_use = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
	writel(0, adapter->hw.hw_addr + rx_ring->rdh);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
	writel(0, adapter->hw.hw_addr + rx_ring->rdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
 * e1000_clean_all_rx_rings - Free Rx Buffers for all queues
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
e1000_clean_all_rx_rings(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
	for (i = 0; i < adapter->num_rx_queues; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
		e1000_clean_rx_ring(adapter, &adapter->rx_ring[i]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
/* The 82542 2.0 (revision 2) needs to have the receive unit in reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
 * and memory write and invalidate disabled for certain operations
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
e1000_enter_82542_rst(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
	uint32_t rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
	e1000_pci_clear_mwi(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
	rctl |= E1000_RCTL_RST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
	E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
	mdelay(5);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
		e1000_clean_all_rx_rings(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
e1000_leave_82542_rst(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	uint32_t rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	rctl &= ~E1000_RCTL_RST;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
	mdelay(5);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
	if (adapter->hw.pci_cmd_word & PCI_COMMAND_INVALIDATE)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
		e1000_pci_set_mwi(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
	if (netif_running(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
		/* No need to loop, because 82542 supports only 1 queue */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
		struct e1000_rx_ring *ring = &adapter->rx_ring[0];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
		e1000_configure_rx(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
		adapter->alloc_rx_buf(adapter, ring, E1000_DESC_UNUSED(ring));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
 * e1000_set_mac - Change the Ethernet Address of the NIC
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
 * @p: pointer to an address structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
e1000_set_mac(struct net_device *netdev, void *p)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
	struct sockaddr *addr = p;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
	if (!is_valid_ether_addr(addr->sa_data))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
		return -EADDRNOTAVAIL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	/* 82542 2.0 needs to be in reset to write receive address registers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	if (adapter->hw.mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
		e1000_enter_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2384
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
	memcpy(adapter->hw.mac_addr, addr->sa_data, netdev->addr_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
	e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
	/* With 82571 controllers, LAA may be overwritten (with the default)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	 * due to controller reset from the other port. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	if (adapter->hw.mac_type == e1000_82571) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
		/* activate the work around */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
		adapter->hw.laa_is_present = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
		/* Hold a copy of the LAA in RAR[14] This is done so that
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
		 * between the time RAR[0] gets clobbered  and the time it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
		 * gets fixed (in e1000_watchdog), the actual LAA is in one
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
		 * of the RARs and no incoming packets directed to this port
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
		 * are dropped. Eventaully the LAA will be in RAR[0] and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
		 * RAR[14] */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
		e1000_rar_set(&adapter->hw, adapter->hw.mac_addr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2403
					E1000_RAR_ENTRIES - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
	if (adapter->hw.mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2407
		e1000_leave_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2408
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2409
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2410
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2411
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2412
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2413
 * e1000_set_multi - Multicast and Promiscuous mode set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2414
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
 * The set_multi entry point is called whenever the multicast address
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
 * list or the network interface flags are updated.  This routine is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
 * responsible for configuring the hardware for proper multicast,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
 * promiscuous mode, and all-multi behavior.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
e1000_set_multi(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
	struct dev_mc_list *mc_ptr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
	uint32_t rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
	uint32_t hash_value;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
	int i, rar_entries = E1000_RAR_ENTRIES;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
	int mta_reg_count = (hw->mac_type == e1000_ich8lan) ?
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
				E1000_NUM_MTA_REGISTERS_ICH8LAN :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
				E1000_NUM_MTA_REGISTERS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	if (adapter->hw.mac_type == e1000_ich8lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
		rar_entries = E1000_RAR_ENTRIES_ICH8LAN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
	/* reserve RAR[14] for LAA over-write work-around */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
	if (adapter->hw.mac_type == e1000_82571)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
		rar_entries--;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
	/* Check for Promiscuous and All Multicast modes */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
	rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	if (netdev->flags & IFF_PROMISC) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
		rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
	} else if (netdev->flags & IFF_ALLMULTI) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		rctl |= E1000_RCTL_MPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
		rctl &= ~E1000_RCTL_UPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
	E1000_WRITE_REG(hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
	/* 82542 2.0 needs to be in reset to write receive address registers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	if (hw->mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
		e1000_enter_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
	/* load the first 14 multicast address into the exact filters 1-14
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
	 * RAR 0 is used for the station MAC adddress
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	 * if there are not 14 addresses, go ahead and clear the filters
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
	 * -- with 82571 controllers only 0-13 entries are filled here
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
	mc_ptr = netdev->mc_list;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
	for (i = 1; i < rar_entries; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
		if (mc_ptr) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
			e1000_rar_set(hw, mc_ptr->dmi_addr, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
			mc_ptr = mc_ptr->next;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
			E1000_WRITE_REG_ARRAY(hw, RA, i << 1, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
			E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
			E1000_WRITE_REG_ARRAY(hw, RA, (i << 1) + 1, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
			E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
	/* clear the old settings from the multicast hash table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	for (i = 0; i < mta_reg_count; i++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
		E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
		E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
	/* load any remaining addresses into the hash table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	for (; mc_ptr; mc_ptr = mc_ptr->next) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
		hash_value = e1000_hash_mc_addr(hw, mc_ptr->dmi_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
		e1000_mta_set(hw, hash_value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
	if (hw->mac_type == e1000_82542_rev2_0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
		e1000_leave_82542_rst(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
/* Need to wait a few seconds after link up to get diagnostic information from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
 * the phy */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
e1000_update_phy_info(unsigned long data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	e1000_phy_get_info(&adapter->hw, &adapter->phy_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
 * e1000_82547_tx_fifo_stall - Timer Call-back
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
 * @data: pointer to adapter cast into an unsigned long
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
e1000_82547_tx_fifo_stall(unsigned long data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	uint32_t tctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	if (atomic_read(&adapter->tx_fifo_stall)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
		if ((E1000_READ_REG(&adapter->hw, TDT) ==
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
		    E1000_READ_REG(&adapter->hw, TDH)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
		   (E1000_READ_REG(&adapter->hw, TDFT) ==
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		    E1000_READ_REG(&adapter->hw, TDFH)) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
		   (E1000_READ_REG(&adapter->hw, TDFTS) ==
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
		    E1000_READ_REG(&adapter->hw, TDFHS))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
			tctl = E1000_READ_REG(&adapter->hw, TCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
			E1000_WRITE_REG(&adapter->hw, TCTL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
					tctl & ~E1000_TCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
			E1000_WRITE_REG(&adapter->hw, TDFT,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
			E1000_WRITE_REG(&adapter->hw, TDFH,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
			E1000_WRITE_REG(&adapter->hw, TDFTS,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
			E1000_WRITE_REG(&adapter->hw, TDFHS,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
					adapter->tx_head_addr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
			E1000_WRITE_REG(&adapter->hw, TCTL, tctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
			E1000_WRITE_FLUSH(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
			adapter->tx_fifo_head = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
			atomic_set(&adapter->tx_fifo_stall, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
			netif_wake_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
			mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
 * e1000_watchdog - Timer Call-back
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
 * @data: pointer to adapter cast into an unsigned long
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
e1000_watchdog(unsigned long data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	struct e1000_tx_ring *txdr = adapter->tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	uint32_t link, tctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
	int32_t ret_val;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
	ret_val = e1000_check_for_link(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
	if ((ret_val == E1000_ERR_PHY) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
	    (adapter->hw.phy_type == e1000_phy_igp_3) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
	    (E1000_READ_REG(&adapter->hw, CTRL) & E1000_PHY_CTRL_GBE_DISABLE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
		/* See e1000_kumeran_lock_loss_workaround() */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
		DPRINTK(LINK, INFO,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
			"Gigabit has been disabled, downgrading speed\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	if (adapter->hw.mac_type == e1000_82573) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
		e1000_enable_tx_pkt_filtering(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
		if (adapter->mng_vlan_id != adapter->hw.mng_cookie.vlan_id)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
			e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
	if ((adapter->hw.media_type == e1000_media_type_internal_serdes) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
	   !(E1000_READ_REG(&adapter->hw, TXCW) & E1000_TXCW_ANE))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
		link = !adapter->hw.serdes_link_down;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
	else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
		link = E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
	if (link) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
		if (!netif_carrier_ok(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
			uint32_t ctrl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
			boolean_t txb2b = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
			e1000_get_speed_and_duplex(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
			                           &adapter->link_speed,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
			                           &adapter->link_duplex);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
			ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
			DPRINTK(LINK, INFO, "NIC Link is Up %d Mbps %s, "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
			        "Flow Control: %s\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
			        adapter->link_speed,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
			        adapter->link_duplex == FULL_DUPLEX ?
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
			        "Full Duplex" : "Half Duplex",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2599
			        ((ctrl & E1000_CTRL_TFCE) && (ctrl &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
			        E1000_CTRL_RFCE)) ? "RX/TX" : ((ctrl &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2601
			        E1000_CTRL_RFCE) ? "RX" : ((ctrl &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2602
			        E1000_CTRL_TFCE) ? "TX" : "None" )));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
			/* tweak tx_queue_len according to speed/duplex
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
			 * and adjust the timeout factor */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
			netdev->tx_queue_len = adapter->tx_queue_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
			adapter->tx_timeout_factor = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
			switch (adapter->link_speed) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
			case SPEED_10:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
				txb2b = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
				netdev->tx_queue_len = 10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
				adapter->tx_timeout_factor = 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
			case SPEED_100:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
				txb2b = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
				netdev->tx_queue_len = 100;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
				/* maybe add some timeout factor ? */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
			if ((adapter->hw.mac_type == e1000_82571 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
			     adapter->hw.mac_type == e1000_82572) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
			    txb2b == 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
				uint32_t tarc0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
				tarc0 = E1000_READ_REG(&adapter->hw, TARC0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
				tarc0 &= ~(1 << 21);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
				E1000_WRITE_REG(&adapter->hw, TARC0, tarc0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
			/* disable TSO for pcie and 10/100 speeds, to avoid
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
			 * some hardware issues */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
			if (!adapter->tso_force &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
			    adapter->hw.bus_type == e1000_bus_type_pci_express){
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
				switch (adapter->link_speed) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
				case SPEED_10:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
				case SPEED_100:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
					DPRINTK(PROBE,INFO,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
				        "10/100 speed: disabling TSO\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
					netdev->features &= ~NETIF_F_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
					netdev->features &= ~NETIF_F_TSO6;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2642
				case SPEED_1000:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2643
					netdev->features |= NETIF_F_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
					netdev->features |= NETIF_F_TSO6;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
				default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
					/* oops */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
			/* enable transmits in the hardware, need to do this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
			 * after setting TARC0 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
			tctl = E1000_READ_REG(&adapter->hw, TCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
			tctl |= E1000_TCTL_EN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
			E1000_WRITE_REG(&adapter->hw, TCTL, tctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
			netif_carrier_on(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
			netif_wake_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
			mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
			adapter->smartspeed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
			/* make sure the receive unit is started */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
			if (adapter->hw.rx_needs_kicking) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
				struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
				uint32_t rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
				E1000_WRITE_REG(hw, RCTL, rctl | E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
		if (netif_carrier_ok(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
			adapter->link_speed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
			adapter->link_duplex = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
			DPRINTK(LINK, INFO, "NIC Link is Down\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
			netif_carrier_off(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
			netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
			mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
			/* 80003ES2LAN workaround--
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
			 * For packet buffer work-around on link down event;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
			 * disable receives in the ISR and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
			 * reset device here in the watchdog
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
			 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
			if (adapter->hw.mac_type == e1000_80003es2lan)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
				/* reset device */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
				schedule_work(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
		e1000_smartspeed(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
	e1000_update_stats(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
	adapter->hw.tx_packet_delta = adapter->stats.tpt - adapter->tpt_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
	adapter->tpt_old = adapter->stats.tpt;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
	adapter->hw.collision_delta = adapter->stats.colc - adapter->colc_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
	adapter->colc_old = adapter->stats.colc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
	adapter->gorcl = adapter->stats.gorcl - adapter->gorcl_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
	adapter->gorcl_old = adapter->stats.gorcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
	adapter->gotcl = adapter->stats.gotcl - adapter->gotcl_old;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
	adapter->gotcl_old = adapter->stats.gotcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
	e1000_update_adaptive(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
	if (!netif_carrier_ok(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
		if (E1000_DESC_UNUSED(txdr) + 1 < txdr->count) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
			/* We've lost link, so the controller stops DMA,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
			 * but we've got queued Tx work that's never going
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
			 * to get done, so reset controller to flush Tx.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
			 * (Do the reset outside of interrupt context). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
			adapter->tx_timeout_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
			schedule_work(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2715
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2716
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2717
	/* Cause software interrupt to ensure rx ring is cleaned */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2718
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_RXDMT0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2719
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2720
	/* Force detection of hung controller every watchdog period */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2721
	adapter->detect_tx_hung = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
	/* With 82571 controllers, LAA may be overwritten due to controller
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
	 * reset from the other port. Set the appropriate LAA in RAR[0] */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
	if (adapter->hw.mac_type == e1000_82571 && adapter->hw.laa_is_present)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
		e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
	/* Reset the timer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
	mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 2 * HZ));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2732
enum latency_range {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2733
	lowest_latency = 0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
	low_latency = 1,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
	bulk_latency = 2,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
	latency_invalid = 255
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2737
};
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2738
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2739
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2740
 * e1000_update_itr - update the dynamic ITR value based on statistics
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2741
 *      Stores a new ITR value based on packets and byte
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2742
 *      counts during the last interrupt.  The advantage of per interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2743
 *      computation is faster updates and more accurate ITR for the current
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
 *      traffic pattern.  Constants in this function were computed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
 *      based on theoretical maximum wire speed and thresholds were set based
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
 *      on testing data as well as attempting to minimize response time
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
 *      while increasing bulk throughput.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
 *      this functionality is controlled by the InterruptThrottleRate module
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
 *      parameter (see e1000_param.c)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
 * @adapter: pointer to adapter
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
 * @itr_setting: current adapter->itr
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
 * @packets: the number of packets during this measurement interval
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
 * @bytes: the number of bytes during this measurement interval
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
                                   uint16_t itr_setting,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
                                   int packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
                                   int bytes)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	unsigned int retval = itr_setting;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	if (unlikely(hw->mac_type < e1000_82540))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
		goto update_itr_done;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	if (packets == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
		goto update_itr_done;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
	switch (itr_setting) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	case lowest_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
		/* jumbo frames get bulk treatment*/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2772
		if (bytes/packets > 8000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
			retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
		else if ((packets < 5) && (bytes > 512))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
			retval = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
	case low_latency:  /* 50 usec aka 20000 ints/s */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
		if (bytes > 10000) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
			/* jumbo frames need bulk latency setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
			if (bytes/packets > 8000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
				retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
			else if ((packets < 10) || ((bytes/packets) > 1200))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
				retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
			else if ((packets > 35))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
				retval = lowest_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
		} else if (bytes/packets > 2000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2787
			retval = bulk_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
		else if (packets <= 2 && bytes < 512)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
			retval = lowest_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	case bulk_latency: /* 250 usec aka 4000 ints/s */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
		if (bytes > 25000) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
			if (packets > 35)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
				retval = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2795
		} else if (bytes < 6000) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2796
			retval = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
update_itr_done:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	return retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
static void e1000_set_itr(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
	uint16_t current_itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
	uint32_t new_itr = adapter->itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
	if (unlikely(hw->mac_type < e1000_82540))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
	/* for non-gigabit speeds, just fix the interrupt rate at 4000 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
	if (unlikely(adapter->link_speed != SPEED_1000)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
		current_itr = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
		new_itr = 4000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
		goto set_itr_now;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
	adapter->tx_itr = e1000_update_itr(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
	                            adapter->tx_itr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
	                            adapter->total_tx_packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
	                            adapter->total_tx_bytes);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
	/* conservative mode (itr 3) eliminates the lowest_latency setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
	if (adapter->itr_setting == 3 && adapter->tx_itr == lowest_latency)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
		adapter->tx_itr = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
	adapter->rx_itr = e1000_update_itr(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	                            adapter->rx_itr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
	                            adapter->total_rx_packets,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
	                            adapter->total_rx_bytes);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	/* conservative mode (itr 3) eliminates the lowest_latency setting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
	if (adapter->itr_setting == 3 && adapter->rx_itr == lowest_latency)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
		adapter->rx_itr = low_latency;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	current_itr = max(adapter->rx_itr, adapter->tx_itr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
	switch (current_itr) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
	/* counts and packets in update_itr are dependent on these numbers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
	case lowest_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
		new_itr = 70000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	case low_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
		new_itr = 20000; /* aka hwitr = ~200 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
	case bulk_latency:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
		new_itr = 4000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
set_itr_now:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
	if (new_itr != adapter->itr) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
		/* this attempts to bias the interrupt rate towards Bulk
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		 * by adding intermediate steps when interrupt rate is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
		 * increasing */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
		new_itr = new_itr > adapter->itr ?
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
		             min(adapter->itr + (new_itr >> 2), new_itr) :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
		             new_itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
		adapter->itr = new_itr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
		E1000_WRITE_REG(hw, ITR, 1000000000 / (new_itr * 256));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
#define E1000_TX_FLAGS_CSUM		0x00000001
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
#define E1000_TX_FLAGS_VLAN		0x00000002
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
#define E1000_TX_FLAGS_TSO		0x00000004
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
#define E1000_TX_FLAGS_IPV4		0x00000008
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
#define E1000_TX_FLAGS_VLAN_MASK	0xffff0000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
#define E1000_TX_FLAGS_VLAN_SHIFT	16
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
          struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
	struct e1000_context_desc *context_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
	uint32_t cmd_length = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
	uint16_t ipcse = 0, tucse, mss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
	uint8_t ipcss, ipcso, tucss, tucso, hdr_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	int err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	if (skb_is_gso(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
		if (skb_header_cloned(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
			err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
			if (err)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
				return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
		mss = skb_shinfo(skb)->gso_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
		if (skb->protocol == htons(ETH_P_IP)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
			struct iphdr *iph = ip_hdr(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
			iph->tot_len = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
			iph->check = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
			tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
								 iph->daddr, 0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
								 IPPROTO_TCP,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
								 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
			cmd_length = E1000_TXD_CMD_IP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
			ipcse = skb_transport_offset(skb) - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
		} else if (skb->protocol == htons(ETH_P_IPV6)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
			ipv6_hdr(skb)->payload_len = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
			tcp_hdr(skb)->check =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
				~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
						 &ipv6_hdr(skb)->daddr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
						 0, IPPROTO_TCP, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
			ipcse = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
		ipcss = skb_network_offset(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
		ipcso = (void *)&(ip_hdr(skb)->check) - (void *)skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
		tucss = skb_transport_offset(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
		tucso = (void *)&(tcp_hdr(skb)->check) - (void *)skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
		tucse = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
		cmd_length |= (E1000_TXD_CMD_DEXT | E1000_TXD_CMD_TSE |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
			       E1000_TXD_CMD_TCP | (skb->len - (hdr_len)));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
		i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
		context_desc->lower_setup.ip_fields.ipcss  = ipcss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
		context_desc->lower_setup.ip_fields.ipcso  = ipcso;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
		context_desc->lower_setup.ip_fields.ipcse  = cpu_to_le16(ipcse);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
		context_desc->upper_setup.tcp_fields.tucss = tucss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
		context_desc->upper_setup.tcp_fields.tucso = tucso;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
		context_desc->upper_setup.tcp_fields.tucse = cpu_to_le16(tucse);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
		context_desc->tcp_seg_setup.fields.mss     = cpu_to_le16(mss);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
		context_desc->tcp_seg_setup.fields.hdr_len = hdr_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
		context_desc->cmd_and_length = cpu_to_le32(cmd_length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
		buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
		buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
		if (++i == tx_ring->count) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
		tx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
		return TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
	return FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
              struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	struct e1000_context_desc *context_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
	uint8_t css;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
	if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
		css = skb_transport_offset(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
		i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
		context_desc->lower_setup.ip_config = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
		context_desc->upper_setup.tcp_fields.tucss = css;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
		context_desc->upper_setup.tcp_fields.tucso =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
			css + skb->csum_offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
		context_desc->upper_setup.tcp_fields.tucse = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
		context_desc->tcp_seg_setup.data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
		context_desc->cmd_and_length = cpu_to_le32(E1000_TXD_CMD_DEXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
		buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
		buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
		if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
		tx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
		return TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
	return FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
#define E1000_MAX_TXD_PWR	12
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
#define E1000_MAX_DATA_PER_TXD	(1<<E1000_MAX_TXD_PWR)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
             struct sk_buff *skb, unsigned int first, unsigned int max_per_txd,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
             unsigned int nr_frags, unsigned int mss)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
	unsigned int len = skb->len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
	unsigned int offset = 0, size, count = 0, i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
	unsigned int f;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
	len -= skb->data_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
	i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
	while (len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		size = min(len, max_per_txd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
		/* Workaround for Controller erratum --
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
		 * descriptor for non-tso packet in a linear SKB that follows a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
		 * tso gets written back prematurely before the data is fully
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
		 * DMA'd to the controller */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
		if (!skb->data_len && tx_ring->last_tx_tso &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
		    !skb_is_gso(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
			tx_ring->last_tx_tso = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
			size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
		/* Workaround for premature desc write-backs
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
		 * in TSO mode.  Append 4-byte sentinel desc */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
		if (unlikely(mss && !nr_frags && size == len && size > 8))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
			size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
		/* work-around for errata 10 and it applies
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
		 * to all controllers in PCI-X mode
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
		 * The fix is to make sure that the first descriptor of a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
		 * packet is smaller than 2048 - 16 - 16 (or 2016) bytes
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
		if (unlikely((adapter->hw.bus_type == e1000_bus_type_pcix) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
		                (size > 2015) && count == 0))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
		        size = 2015;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
		/* Workaround for potential 82544 hang in PCI-X.  Avoid
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
		 * terminating buffers within evenly-aligned dwords. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
		if (unlikely(adapter->pcix_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		   !((unsigned long)(skb->data + offset + size - 1) & 4) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
		   size > 4))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
			size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		buffer_info->length = size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
		buffer_info->dma =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
			pci_map_single(adapter->pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
				skb->data + offset,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
				size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
				PCI_DMA_TODEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
		len -= size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		offset += size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
		if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	for (f = 0; f < nr_frags; f++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
		struct skb_frag_struct *frag;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
		frag = &skb_shinfo(skb)->frags[f];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
		len = frag->size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
		offset = frag->page_offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
		while (len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
			buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
			size = min(len, max_per_txd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
			/* Workaround for premature desc write-backs
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
			 * in TSO mode.  Append 4-byte sentinel desc */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
			if (unlikely(mss && f == (nr_frags-1) && size == len && size > 8))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
				size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
			/* Workaround for potential 82544 hang in PCI-X.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
			 * Avoid terminating buffers within evenly-aligned
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
			 * dwords. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
			if (unlikely(adapter->pcix_82544 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
			   !((unsigned long)(frag->page+offset+size-1) & 4) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
			   size > 4))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
				size -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
			buffer_info->length = size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
			buffer_info->dma =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
				pci_map_page(adapter->pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
					frag->page,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
					offset,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
					size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
					PCI_DMA_TODEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
			buffer_info->time_stamp = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
			buffer_info->next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
			len -= size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
			offset += size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
			count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
			if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
	i = (i == 0) ? tx_ring->count - 1 : i - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
	tx_ring->buffer_info[i].skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
	tx_ring->buffer_info[first].next_to_watch = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
	return count;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
               int tx_flags, int count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
	struct e1000_tx_desc *tx_desc = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
	uint32_t txd_upper = 0, txd_lower = E1000_TXD_CMD_IFCS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
	if (likely(tx_flags & E1000_TX_FLAGS_TSO)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
		txd_lower |= E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
		             E1000_TXD_CMD_TSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
		txd_upper |= E1000_TXD_POPTS_TXSM << 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
		if (likely(tx_flags & E1000_TX_FLAGS_IPV4))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
			txd_upper |= E1000_TXD_POPTS_IXSM << 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
	if (likely(tx_flags & E1000_TX_FLAGS_CSUM)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
		txd_lower |= E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
		txd_upper |= E1000_TXD_POPTS_TXSM << 8;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
	if (unlikely(tx_flags & E1000_TX_FLAGS_VLAN)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
		txd_lower |= E1000_TXD_CMD_VLE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
		txd_upper |= (tx_flags & E1000_TX_FLAGS_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
	i = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
	while (count--) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
		buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
		tx_desc = E1000_TX_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
		tx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
		tx_desc->lower.data =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
			cpu_to_le32(txd_lower | buffer_info->length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
		tx_desc->upper.data = cpu_to_le32(txd_upper);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
		if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
	tx_desc->lower.data |= cpu_to_le32(adapter->txd_cmd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
	/* Force memory writes to complete before letting h/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
	 * know there are new descriptors to fetch.  (Only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
	 * applicable for weak-ordered memory model archs,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
	 * such as IA-64). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
	wmb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
	tx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
	writel(i, adapter->hw.hw_addr + tx_ring->tdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
	/* we need this if more than one processor can write to our tail
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
	 * at a time, it syncronizes IO on IA64/Altix systems */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
	mmiowb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
 * 82547 workaround to avoid controller hang in half-duplex environment.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
 * The workaround is to avoid queuing a large packet that would span
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
 * the internal Tx FIFO ring boundary by notifying the stack to resend
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
 * the packet at a later time.  This gives the Tx FIFO an opportunity to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
 * flush all packets.  When that occurs, we reset the Tx FIFO pointers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
 * to the beginning of the Tx FIFO.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
#define E1000_FIFO_HDR			0x10
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
#define E1000_82547_PAD_LEN		0x3E0
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
e1000_82547_fifo_workaround(struct e1000_adapter *adapter, struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
	uint32_t fifo_space = adapter->tx_fifo_size - adapter->tx_fifo_head;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
	uint32_t skb_fifo_len = skb->len + E1000_FIFO_HDR;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	skb_fifo_len = ALIGN(skb_fifo_len, E1000_FIFO_HDR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
	if (adapter->link_duplex != HALF_DUPLEX)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
		goto no_fifo_stall_required;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
	if (atomic_read(&adapter->tx_fifo_stall))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
		return 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
	if (skb_fifo_len >= (E1000_82547_PAD_LEN + fifo_space)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
		atomic_set(&adapter->tx_fifo_stall, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
		return 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
no_fifo_stall_required:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
	adapter->tx_fifo_head += skb_fifo_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	if (adapter->tx_fifo_head >= adapter->tx_fifo_size)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
		adapter->tx_fifo_head -= adapter->tx_fifo_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
#define MINIMUM_DHCP_PACKET_SIZE 282
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	struct e1000_hw *hw =  &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
	uint16_t length, offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
	if (vlan_tx_tag_present(skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
		if (!((vlan_tx_tag_get(skb) == adapter->hw.mng_cookie.vlan_id) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
			( adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) )
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
			return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
	if (skb->len > MINIMUM_DHCP_PACKET_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
		struct ethhdr *eth = (struct ethhdr *) skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
		if ((htons(ETH_P_IP) == eth->h_proto)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
			const struct iphdr *ip =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
				(struct iphdr *)((uint8_t *)skb->data+14);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
			if (IPPROTO_UDP == ip->protocol) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
				struct udphdr *udp =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
					(struct udphdr *)((uint8_t *)ip +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
						(ip->ihl << 2));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
				if (ntohs(udp->dest) == 67) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
					offset = (uint8_t *)udp + 8 - skb->data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
					length = skb->len - offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
					return e1000_mng_write_dhcp_info(hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
							(uint8_t *)udp + 8,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
							length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
static int __e1000_maybe_stop_tx(struct net_device *netdev, int size)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
	struct e1000_tx_ring *tx_ring = adapter->tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
	netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
	/* Herbert's original patch had:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
	 *  smp_mb__after_netif_stop_queue();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
	 * but since that doesn't exist yet, just open code it. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
	smp_mb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
	/* We need to check again in a case another CPU has just
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	 * made room available. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
	if (likely(E1000_DESC_UNUSED(tx_ring) < size))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
		return -EBUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
	/* A reprieve! */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	netif_start_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
	++adapter->restart_queue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
static int e1000_maybe_stop_tx(struct net_device *netdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
                               struct e1000_tx_ring *tx_ring, int size)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
	if (likely(E1000_DESC_UNUSED(tx_ring) >= size))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
		return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	return __e1000_maybe_stop_tx(netdev, size);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
#define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1 )
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
	struct e1000_tx_ring *tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
	unsigned int first, max_per_txd = E1000_MAX_DATA_PER_TXD;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
	unsigned int max_txd_pwr = E1000_MAX_TXD_PWR;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
	unsigned int tx_flags = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
	unsigned int len = skb->len - skb->data_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
	unsigned long flags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
	unsigned int nr_frags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
	unsigned int mss;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
	int count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
	int tso;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
	unsigned int f;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
	/* This goes back to the question of how to logically map a tx queue
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
	 * to a flow.  Right now, performance is impacted slightly negatively
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
	 * if using multiple tx queues.  If the stack breaks away from a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
	 * single qdisc implementation, we can look at this again. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
	tx_ring = adapter->tx_ring;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
	if (unlikely(skb->len <= 0)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
		dev_kfree_skb_any(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
		return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
	/* 82571 and newer doesn't need the workaround that limited descriptor
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
	 * length to 4kB */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
	if (adapter->hw.mac_type >= e1000_82571)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
		max_per_txd = 8192;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
	mss = skb_shinfo(skb)->gso_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
	/* The controller does a simple calculation to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
	 * make sure there is enough room in the FIFO before
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
	 * initiating the DMA for each buffer.  The calc is:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
	 * 4 = ceil(buffer len/mss).  To make sure we don't
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
	 * overrun the FIFO, adjust the max buffer len if mss
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
	 * drops. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
	if (mss) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
		uint8_t hdr_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
		max_per_txd = min(mss << 2, max_per_txd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
		max_txd_pwr = fls(max_per_txd) - 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
		/* TSO Workaround for 82571/2/3 Controllers -- if skb->data
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
		* points to just header, pull a few bytes of payload from
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
		* frags into skb->data */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
		if (skb->data_len && hdr_len == len) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
			switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
				unsigned int pull_size;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
			case e1000_82544:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
				/* Make sure we have room to chop off 4 bytes,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
				 * and that the end alignment will work out to
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
				 * this hardware's requirements
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
				 * NOTE: this is a TSO only workaround
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
				 * if end byte alignment not correct move us
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
				 * into the next dword */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
				if ((unsigned long)(skb_tail_pointer(skb) - 1) & 4)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
				/* fall through */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
			case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
			case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
			case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
			case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
				pull_size = min((unsigned int)4, skb->data_len);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
				if (!__pskb_pull_tail(skb, pull_size)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
					DPRINTK(DRV, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
						"__pskb_pull_tail failed.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
					dev_kfree_skb_any(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
					return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
				len = skb->len - skb->data_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
			default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
				/* do nothing */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3330
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
	/* reserve a descriptor for the offload context */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
	if ((mss) || (skb->ip_summed == CHECKSUM_PARTIAL))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
	count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	/* Controller Erratum workaround */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
	if (!skb->data_len && tx_ring->last_tx_tso && !skb_is_gso(skb))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	count += TXD_USE_COUNT(len, max_txd_pwr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3345
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3346
	if (adapter->pcix_82544)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
	/* work-around for errata 10 and it applies to all controllers
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
	 * in PCI-X mode, so add one more descriptor to the count
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
	if (unlikely((adapter->hw.bus_type == e1000_bus_type_pcix) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
			(len > 2015)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
		count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
	nr_frags = skb_shinfo(skb)->nr_frags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	for (f = 0; f < nr_frags; f++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
		count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
				       max_txd_pwr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	if (adapter->pcix_82544)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
		count += nr_frags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
	if (adapter->hw.tx_pkt_filtering &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
	    (adapter->hw.mac_type == e1000_82573))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
		e1000_transfer_dhcp_info(adapter, skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
	if (!spin_trylock_irqsave(&tx_ring->tx_lock, flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
		/* Collision - tell upper layer to requeue */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
		return NETDEV_TX_LOCKED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
	/* need: count + 2 desc gap to keep tail from touching
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
	 * head, otherwise try next time */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
	if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
		spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
		return NETDEV_TX_BUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
	if (unlikely(adapter->hw.mac_type == e1000_82547)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
		if (unlikely(e1000_82547_fifo_workaround(adapter, skb))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
			netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
			mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
			spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
			return NETDEV_TX_BUSY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
	if (unlikely(adapter->vlgrp && vlan_tx_tag_present(skb))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
		tx_flags |= E1000_TX_FLAGS_VLAN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
		tx_flags |= (vlan_tx_tag_get(skb) << E1000_TX_FLAGS_VLAN_SHIFT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
	first = tx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
	tso = e1000_tso(adapter, tx_ring, skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
	if (tso < 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
		dev_kfree_skb_any(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
		spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
		return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	if (likely(tso)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
		tx_ring->last_tx_tso = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
		tx_flags |= E1000_TX_FLAGS_TSO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
	} else if (likely(e1000_tx_csum(adapter, tx_ring, skb)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
		tx_flags |= E1000_TX_FLAGS_CSUM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
	/* Old method was to assume IPv4 packet by default if TSO was enabled.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
	 * 82571 hardware supports TSO capabilities for IPv6 as well...
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
	 * no longer assume, we must. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
	if (likely(skb->protocol == htons(ETH_P_IP)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
		tx_flags |= E1000_TX_FLAGS_IPV4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
	e1000_tx_queue(adapter, tx_ring, tx_flags,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
	               e1000_tx_map(adapter, tx_ring, skb, first,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
	                            max_per_txd, nr_frags, mss));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
	netdev->trans_start = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
	/* Make sure there is space in the ring for the next send. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
	e1000_maybe_stop_tx(netdev, tx_ring, MAX_SKB_FRAGS + 2);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
	spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
	return NETDEV_TX_OK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
 * e1000_tx_timeout - Respond to a Tx Hang
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
e1000_tx_timeout(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3437
	/* Do the reset outside of interrupt context */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3438
	adapter->tx_timeout_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3439
	schedule_work(&adapter->reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3440
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
e1000_reset_task(struct work_struct *work)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3445
	struct e1000_adapter *adapter =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3446
		container_of(work, struct e1000_adapter, reset_task);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3447
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
	e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
 * e1000_get_stats - Get System Network Statistics
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3453
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3454
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3455
 * Returns the address of the device statistics structure.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3456
 * The statistics are actually updated from the timer callback.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3457
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
static struct net_device_stats *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
e1000_get_stats(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
	/* only return the current stats */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
	return &adapter->net_stats;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
 * e1000_change_mtu - Change the Maximum Transfer Unit
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
 * @netdev: network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3471
 * @new_mtu: new value for maximum frame size
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3472
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3473
 * Returns 0 on success, negative on failure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3474
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
e1000_change_mtu(struct net_device *netdev, int new_mtu)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
	int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
	uint16_t eeprom_data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
	if ((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	    (max_frame > MAX_JUMBO_FRAME_SIZE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
		DPRINTK(PROBE, ERR, "Invalid MTU setting\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
		return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
	/* Adapter-specific max frame size limits. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	switch (adapter->hw.mac_type) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
	case e1000_undefined ... e1000_82542_rev2_1:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	case e1000_ich8lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
		if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
			DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
			return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3496
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3497
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3498
	case e1000_82573:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3499
		/* Jumbo Frames not supported if:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3500
		 * - this is not an 82573L device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3501
		 * - ASPM is enabled in any way (0x1A bits 3:2) */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
		e1000_read_eeprom(&adapter->hw, EEPROM_INIT_3GIO_3, 1,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
		                  &eeprom_data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
		if ((adapter->hw.device_id != E1000_DEV_ID_82573L) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
		    (eeprom_data & EEPROM_WORD1A_ASPM_MASK)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
			if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
				DPRINTK(PROBE, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
			            	"Jumbo Frames not supported.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
				return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
		/* ERT will be enabled later to enable wire speed receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
		/* fall through to get support */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
	case e1000_82571:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
	case e1000_82572:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
	case e1000_80003es2lan:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
#define MAX_STD_JUMBO_FRAME_SIZE 9234
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
		if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
			DPRINTK(PROBE, ERR, "MTU > 9216 not supported.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
			return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
		/* Capable of supporting up to MAX_JUMBO_FRAME_SIZE limit. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
	/* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
	 * means we reserve 2 more, this pushes us to allocate from the next
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
	 * larger slab size
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
	 * i.e. RXBUFFER_2048 --> size-4096 slab */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
	if (max_frame <= E1000_RXBUFFER_256)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
		adapter->rx_buffer_len = E1000_RXBUFFER_256;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
	else if (max_frame <= E1000_RXBUFFER_512)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
		adapter->rx_buffer_len = E1000_RXBUFFER_512;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
	else if (max_frame <= E1000_RXBUFFER_1024)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
		adapter->rx_buffer_len = E1000_RXBUFFER_1024;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
	else if (max_frame <= E1000_RXBUFFER_2048)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
		adapter->rx_buffer_len = E1000_RXBUFFER_2048;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
	else if (max_frame <= E1000_RXBUFFER_4096)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
		adapter->rx_buffer_len = E1000_RXBUFFER_4096;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
	else if (max_frame <= E1000_RXBUFFER_8192)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
		adapter->rx_buffer_len = E1000_RXBUFFER_8192;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
	else if (max_frame <= E1000_RXBUFFER_16384)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
		adapter->rx_buffer_len = E1000_RXBUFFER_16384;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
	/* adjust allocation if LPE protects us, and we aren't using SBP */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
	if (!adapter->hw.tbi_compatibility_on &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
	    ((max_frame == MAXIMUM_ETHERNET_FRAME_SIZE) ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
	     (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
		adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
	netdev->mtu = new_mtu;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
	adapter->hw.max_frame_size = max_frame;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
		e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3561
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3562
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3563
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
 * e1000_update_stats - Update the board statistics counters
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
e1000_update_stats(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
	unsigned long flags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
	uint16_t phy_tmp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
#define PHY_IDLE_ERROR_COUNT_MASK 0x00FF
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
	/*
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
	 * Prevent stats update while adapter is being reset, or if the pci
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
	 * connection is down.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
	if (adapter->link_speed == 0)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
	if (pci_channel_offline(pdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
	spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
	/* these counters are modified from e1000_tbi_adjust_stats,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
	 * called from the interrupt context, so they must only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
	 * be written while holding adapter->stats_lock
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
	adapter->stats.crcerrs += E1000_READ_REG(hw, CRCERRS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
	adapter->stats.gprc += E1000_READ_REG(hw, GPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
	adapter->stats.gorcl += E1000_READ_REG(hw, GORCL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
	adapter->stats.gorch += E1000_READ_REG(hw, GORCH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
	adapter->stats.bprc += E1000_READ_REG(hw, BPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
	adapter->stats.mprc += E1000_READ_REG(hw, MPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
	adapter->stats.roc += E1000_READ_REG(hw, ROC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
	if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
		adapter->stats.prc64 += E1000_READ_REG(hw, PRC64);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
		adapter->stats.prc127 += E1000_READ_REG(hw, PRC127);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
		adapter->stats.prc255 += E1000_READ_REG(hw, PRC255);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
		adapter->stats.prc511 += E1000_READ_REG(hw, PRC511);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
		adapter->stats.prc1023 += E1000_READ_REG(hw, PRC1023);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
		adapter->stats.prc1522 += E1000_READ_REG(hw, PRC1522);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
	adapter->stats.symerrs += E1000_READ_REG(hw, SYMERRS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
	adapter->stats.mpc += E1000_READ_REG(hw, MPC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
	adapter->stats.scc += E1000_READ_REG(hw, SCC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
	adapter->stats.ecol += E1000_READ_REG(hw, ECOL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
	adapter->stats.mcc += E1000_READ_REG(hw, MCC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
	adapter->stats.latecol += E1000_READ_REG(hw, LATECOL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
	adapter->stats.dc += E1000_READ_REG(hw, DC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
	adapter->stats.sec += E1000_READ_REG(hw, SEC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
	adapter->stats.rlec += E1000_READ_REG(hw, RLEC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
	adapter->stats.xonrxc += E1000_READ_REG(hw, XONRXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
	adapter->stats.xontxc += E1000_READ_REG(hw, XONTXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
	adapter->stats.xoffrxc += E1000_READ_REG(hw, XOFFRXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
	adapter->stats.xofftxc += E1000_READ_REG(hw, XOFFTXC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
	adapter->stats.fcruc += E1000_READ_REG(hw, FCRUC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
	adapter->stats.gptc += E1000_READ_REG(hw, GPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
	adapter->stats.gotcl += E1000_READ_REG(hw, GOTCL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
	adapter->stats.gotch += E1000_READ_REG(hw, GOTCH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
	adapter->stats.rnbc += E1000_READ_REG(hw, RNBC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
	adapter->stats.ruc += E1000_READ_REG(hw, RUC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
	adapter->stats.rfc += E1000_READ_REG(hw, RFC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
	adapter->stats.rjc += E1000_READ_REG(hw, RJC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
	adapter->stats.torl += E1000_READ_REG(hw, TORL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
	adapter->stats.torh += E1000_READ_REG(hw, TORH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
	adapter->stats.totl += E1000_READ_REG(hw, TOTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
	adapter->stats.toth += E1000_READ_REG(hw, TOTH);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
	adapter->stats.tpr += E1000_READ_REG(hw, TPR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
	if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
		adapter->stats.ptc64 += E1000_READ_REG(hw, PTC64);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
		adapter->stats.ptc127 += E1000_READ_REG(hw, PTC127);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
		adapter->stats.ptc255 += E1000_READ_REG(hw, PTC255);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
		adapter->stats.ptc511 += E1000_READ_REG(hw, PTC511);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
		adapter->stats.ptc1023 += E1000_READ_REG(hw, PTC1023);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
		adapter->stats.ptc1522 += E1000_READ_REG(hw, PTC1522);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
	adapter->stats.mptc += E1000_READ_REG(hw, MPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
	adapter->stats.bptc += E1000_READ_REG(hw, BPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
	/* used for adaptive IFS */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
	hw->tx_packet_delta = E1000_READ_REG(hw, TPT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
	adapter->stats.tpt += hw->tx_packet_delta;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3656
	hw->collision_delta = E1000_READ_REG(hw, COLC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
	adapter->stats.colc += hw->collision_delta;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
	if (hw->mac_type >= e1000_82543) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
		adapter->stats.algnerrc += E1000_READ_REG(hw, ALGNERRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
		adapter->stats.rxerrc += E1000_READ_REG(hw, RXERRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
		adapter->stats.tncrs += E1000_READ_REG(hw, TNCRS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
		adapter->stats.cexterr += E1000_READ_REG(hw, CEXTERR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
		adapter->stats.tsctc += E1000_READ_REG(hw, TSCTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
		adapter->stats.tsctfc += E1000_READ_REG(hw, TSCTFC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
	if (hw->mac_type > e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
		adapter->stats.iac += E1000_READ_REG(hw, IAC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
		adapter->stats.icrxoc += E1000_READ_REG(hw, ICRXOC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3670
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3671
		if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
			adapter->stats.icrxptc += E1000_READ_REG(hw, ICRXPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
			adapter->stats.icrxatc += E1000_READ_REG(hw, ICRXATC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
			adapter->stats.ictxptc += E1000_READ_REG(hw, ICTXPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
			adapter->stats.ictxatc += E1000_READ_REG(hw, ICTXATC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
			adapter->stats.ictxqec += E1000_READ_REG(hw, ICTXQEC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
			adapter->stats.ictxqmtc += E1000_READ_REG(hw, ICTXQMTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
			adapter->stats.icrxdmtc += E1000_READ_REG(hw, ICRXDMTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
	/* Fill out the OS statistics structure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
	adapter->net_stats.rx_packets = adapter->stats.gprc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
	adapter->net_stats.tx_packets = adapter->stats.gptc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
	adapter->net_stats.rx_bytes = adapter->stats.gorcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
	adapter->net_stats.tx_bytes = adapter->stats.gotcl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
	adapter->net_stats.multicast = adapter->stats.mprc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
	adapter->net_stats.collisions = adapter->stats.colc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
	/* Rx Errors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
	/* RLEC on some newer hardware can be incorrect so build
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
	* our own version based on RUC and ROC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
	adapter->net_stats.rx_errors = adapter->stats.rxerrc +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
		adapter->stats.crcerrs + adapter->stats.algnerrc +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
		adapter->stats.ruc + adapter->stats.roc +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
		adapter->stats.cexterr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
	adapter->stats.rlerrc = adapter->stats.ruc + adapter->stats.roc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
	adapter->net_stats.rx_length_errors = adapter->stats.rlerrc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
	adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
	adapter->net_stats.rx_frame_errors = adapter->stats.algnerrc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
	adapter->net_stats.rx_missed_errors = adapter->stats.mpc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
	/* Tx Errors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
	adapter->stats.txerrc = adapter->stats.ecol + adapter->stats.latecol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
	adapter->net_stats.tx_errors = adapter->stats.txerrc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
	adapter->net_stats.tx_aborted_errors = adapter->stats.ecol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
	adapter->net_stats.tx_window_errors = adapter->stats.latecol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
	adapter->net_stats.tx_carrier_errors = adapter->stats.tncrs;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
	if (adapter->hw.bad_tx_carr_stats_fd &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
	    adapter->link_duplex == FULL_DUPLEX) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
		adapter->net_stats.tx_carrier_errors = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
		adapter->stats.tncrs = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
	/* Tx Dropped needs to be maintained elsewhere */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
	/* Phy Stats */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
	if (hw->media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
		if ((adapter->link_speed == SPEED_1000) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
		   (!e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_tmp))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
			phy_tmp &= PHY_IDLE_ERROR_COUNT_MASK;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
			adapter->phy_stats.idle_errors += phy_tmp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
		if ((hw->mac_type <= e1000_82546) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
		   (hw->phy_type == e1000_phy_m88) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
		   !e1000_read_phy_reg(hw, M88E1000_RX_ERR_CNTR, &phy_tmp))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
			adapter->phy_stats.receive_errors += phy_tmp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
	/* Management Stats */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
	if (adapter->hw.has_smbus) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
		adapter->stats.mgptc += E1000_READ_REG(hw, MGTPTC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
		adapter->stats.mgprc += E1000_READ_REG(hw, MGTPRC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
		adapter->stats.mgpdc += E1000_READ_REG(hw, MGTPDC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
	spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
 * e1000_intr_msi - Interrupt Handler
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
 * @irq: interrupt number
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
 * @data: pointer to a network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
static irqreturn_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
e1000_intr_msi(int irq, void *data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
	struct net_device *netdev = data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
#ifndef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
	uint32_t icr = E1000_READ_REG(hw, ICR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
	/* read ICR disables interrupts using IAM, so keep up with our
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
	 * enable/disable accounting */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
	atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
	if (icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
		hw->get_link_status = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
		/* 80003ES2LAN workaround-- For packet buffer work-around on
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
		 * link down event; disable receives here in the ISR and reset
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
		 * adapter in watchdog */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
		if (netif_carrier_ok(netdev) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
		    (adapter->hw.mac_type == e1000_80003es2lan)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
			/* disable receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
			uint32_t rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
			E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
		/* guard against interrupt when we're going down */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
		if (!test_bit(__E1000_DOWN, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
			mod_timer(&adapter->watchdog_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
	if (likely(netif_rx_schedule_prep(netdev, &adapter->napi))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
		adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
		adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
		adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
		adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
		__netif_rx_schedule(netdev, &adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
	} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
		e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
	adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
	adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
	adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
	adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
	for (i = 0; i < E1000_MAX_INTR; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
		if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
		   !e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
	if (likely(adapter->itr_setting & 3))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
		e1000_set_itr(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
	return IRQ_HANDLED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
 * e1000_intr - Interrupt Handler
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
 * @irq: interrupt number
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
 * @data: pointer to a network interface device structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
static irqreturn_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
e1000_intr(int irq, void *data)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
	struct net_device *netdev = data;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
	struct e1000_hw *hw = &adapter->hw;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
	uint32_t rctl, icr = E1000_READ_REG(hw, ICR);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
#ifndef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3821
	int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3822
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3823
	if (unlikely(!icr))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3824
		return IRQ_NONE;  /* Not our interrupt */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3825
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3826
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3827
	/* IMS will not auto-mask if INT_ASSERTED is not set, and if it is
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3828
	 * not set, then the adapter didn't send an interrupt */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3829
	if (unlikely(hw->mac_type >= e1000_82571 &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3830
	             !(icr & E1000_ICR_INT_ASSERTED)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3831
		return IRQ_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3832
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3833
	/* Interrupt Auto-Mask...upon reading ICR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3834
	 * interrupts are masked.  No need for the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3835
	 * IMC write, but it does mean we should
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3836
	 * account for it ASAP. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3837
	if (likely(hw->mac_type >= e1000_82571))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3838
		atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
	if (unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
		hw->get_link_status = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
		/* 80003ES2LAN workaround--
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
		 * For packet buffer work-around on link down event;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
		 * disable receives here in the ISR and
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
		 * reset adapter in watchdog
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
		if (netif_carrier_ok(netdev) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
		    (adapter->hw.mac_type == e1000_80003es2lan)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
			/* disable receives */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
			rctl = E1000_READ_REG(hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
			E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3854
		/* guard against interrupt when we're going down */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3855
		if (!test_bit(__E1000_DOWN, &adapter->flags))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3856
			mod_timer(&adapter->watchdog_timer, jiffies + 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3857
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3858
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3860
	if (unlikely(hw->mac_type < e1000_82571)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
		/* disable interrupts, without the synchronize_irq bit */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3862
		atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3863
		E1000_WRITE_REG(hw, IMC, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3864
		E1000_WRITE_FLUSH(hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3865
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3866
	if (likely(netif_rx_schedule_prep(netdev, &adapter->napi))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3867
		adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
		adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3869
		adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3870
		adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
		__netif_rx_schedule(netdev, &adapter->napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3872
	} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3873
		/* this really should not happen! if it does it is basically a
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3874
		 * bug, but not a hard error, so enable ints and continue */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3875
		e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3876
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3877
	/* Writing IMC and IMS is needed for 82547.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3878
	 * Due to Hub Link bus being occupied, an interrupt
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3879
	 * de-assertion message is not able to be sent.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3880
	 * When an interrupt assertion message is generated later,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3881
	 * two messages are re-ordered and sent out.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3882
	 * That causes APIC to think 82547 is in de-assertion
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3883
	 * state, while 82547 is in assertion state, resulting
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3884
	 * in dead lock. Writing IMC forces 82547 into
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3885
	 * de-assertion state.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3886
	 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3887
	if (hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3888
		atomic_inc(&adapter->irq_sem);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3889
		E1000_WRITE_REG(hw, IMC, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3890
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3891
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3892
	adapter->total_tx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3893
	adapter->total_rx_bytes = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3894
	adapter->total_tx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3895
	adapter->total_rx_packets = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3896
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3897
	for (i = 0; i < E1000_MAX_INTR; i++)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3898
		if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3899
		   !e1000_clean_tx_irq(adapter, adapter->tx_ring)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3900
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3901
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
	if (likely(adapter->itr_setting & 3))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3903
		e1000_set_itr(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
	if (hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3906
		e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3907
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3908
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3909
	return IRQ_HANDLED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3910
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3911
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3912
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3913
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
 * e1000_clean - NAPI Rx polling callback
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3915
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
e1000_clean(struct napi_struct *napi, int budget)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
	struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
	struct net_device *poll_dev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
	int tx_cleaned = 0, work_done = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
	/* Must NOT use netdev_priv macro here. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
	adapter = poll_dev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
	/* e1000_clean is called per-cpu.  This lock protects
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
	 * tx_ring[0] from being cleaned by multiple cpus
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
	 * simultaneously.  A failure obtaining the lock means
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
	 * tx_ring[0] is currently being cleaned anyway. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
	if (spin_trylock(&adapter->tx_queue_lock)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
		tx_cleaned = e1000_clean_tx_irq(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
						&adapter->tx_ring[0]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
		spin_unlock(&adapter->tx_queue_lock);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
	adapter->clean_rx(adapter, &adapter->rx_ring[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
	                  &work_done, budget);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
	if (tx_cleaned)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
		work_done = budget;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
	/* If budget not fully consumed, exit the polling mode */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
	if (work_done < budget) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
		if (likely(adapter->itr_setting & 3))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
			e1000_set_itr(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3948
		netif_rx_complete(poll_dev, napi);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
		e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3952
	return work_done;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
 * e1000_clean_tx_irq - Reclaim resources after transmit completes
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
e1000_clean_tx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
                   struct e1000_tx_ring *tx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
	struct e1000_tx_desc *tx_desc, *eop_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
	unsigned int i, eop;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3970
	unsigned int count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3971
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3972
	boolean_t cleaned = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3973
	unsigned int total_tx_bytes=0, total_tx_packets=0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3974
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
	i = tx_ring->next_to_clean;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3976
	eop = tx_ring->buffer_info[i].next_to_watch;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3977
	eop_desc = E1000_TX_DESC(*tx_ring, eop);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3978
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3979
	while (eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3980
		for (cleaned = FALSE; !cleaned; ) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3981
			tx_desc = E1000_TX_DESC(*tx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3982
			buffer_info = &tx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3983
			cleaned = (i == eop);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3984
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3985
			if (cleaned) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3986
				struct sk_buff *skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3987
				unsigned int segs, bytecount;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3988
				segs = skb_shinfo(skb)->gso_segs ?: 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3989
				/* multiply data chunks by size of headers */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3990
				bytecount = ((segs - 1) * skb_headlen(skb)) +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3991
				            skb->len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3992
				total_tx_packets += segs;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3993
				total_tx_bytes += bytecount;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3994
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3995
			e1000_unmap_and_free_tx_resource(adapter, buffer_info);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3996
			tx_desc->upper.data = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3997
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3998
			if (unlikely(++i == tx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3999
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4001
		eop = tx_ring->buffer_info[i].next_to_watch;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4002
		eop_desc = E1000_TX_DESC(*tx_ring, eop);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4003
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4004
#define E1000_TX_WEIGHT 64
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4005
		/* weight of a sort for tx, to avoid endless transmit cleanup */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4006
		if (count++ == E1000_TX_WEIGHT) break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4007
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4008
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4009
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4010
	tx_ring->next_to_clean = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4011
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4012
#define TX_WAKE_THRESHOLD 32
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4013
	if (unlikely(cleaned && netif_carrier_ok(netdev) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4014
		     E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4015
		/* Make sure that anybody stopping the queue after this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4016
		 * sees the new next_to_clean.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4017
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
		smp_mb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4019
		if (netif_queue_stopped(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
			netif_wake_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
			++adapter->restart_queue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4022
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4023
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4024
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4025
	if (adapter->detect_tx_hung) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4026
		/* Detect a transmit hang in hardware, this serializes the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4027
		 * check with the clearing of time_stamp and movement of i */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4028
		adapter->detect_tx_hung = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4029
		if (tx_ring->buffer_info[eop].dma &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4030
		    time_after(jiffies, tx_ring->buffer_info[eop].time_stamp +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4031
		               (adapter->tx_timeout_factor * HZ))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4032
		    && !(E1000_READ_REG(&adapter->hw, STATUS) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
		         E1000_STATUS_TXOFF)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4035
			/* detected Tx unit hang */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
			DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
					"  Tx Queue             <%lu>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
					"  TDH                  <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
					"  TDT                  <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
					"  next_to_use          <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
					"  next_to_clean        <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
					"buffer_info[next_to_clean]\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
					"  time_stamp           <%lx>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
					"  next_to_watch        <%x>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
					"  jiffies              <%lx>\n"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4046
					"  next_to_watch.status <%x>\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
				(unsigned long)((tx_ring - adapter->tx_ring) /
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
					sizeof(struct e1000_tx_ring)),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
				readl(adapter->hw.hw_addr + tx_ring->tdh),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
				readl(adapter->hw.hw_addr + tx_ring->tdt),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
				tx_ring->next_to_use,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
				tx_ring->next_to_clean,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
				tx_ring->buffer_info[eop].time_stamp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
				eop,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
				jiffies,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
				eop_desc->upper.fields.status);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
			netif_stop_queue(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
	adapter->total_tx_bytes += total_tx_bytes;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
	adapter->total_tx_packets += total_tx_packets;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
	return cleaned;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
 * e1000_rx_checksum - Receive Checksum Offload for 82543
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
 * @adapter:     board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
 * @status_err:  receive descriptor status and error fields
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
 * @csum:        receive descriptor csum field
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
 * @sk_buff:     socket buffer with received data
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
e1000_rx_checksum(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
		  uint32_t status_err, uint32_t csum,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
		  struct sk_buff *skb)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
	uint16_t status = (uint16_t)status_err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
	uint8_t errors = (uint8_t)(status_err >> 24);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
	skb->ip_summed = CHECKSUM_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
	/* 82543 or newer only */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
	if (unlikely(adapter->hw.mac_type < e1000_82543)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
	/* Ignore Checksum bit is set */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
	if (unlikely(status & E1000_RXD_STAT_IXSM)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
	/* TCP/UDP checksum error bit is set */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
	if (unlikely(errors & E1000_RXD_ERR_TCPE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
		/* let the stack verify checksum errors */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
		adapter->hw_csum_err++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
	/* TCP/UDP Checksum has not been calculated */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
	if (adapter->hw.mac_type <= e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
		if (!(status & E1000_RXD_STAT_TCPCS))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
			return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
		if (!(status & (E1000_RXD_STAT_TCPCS | E1000_RXD_STAT_UDPCS)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
			return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
	/* It must be a TCP or UDP packet with a valid checksum */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
	if (likely(status & E1000_RXD_STAT_TCPCS)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
		/* TCP checksum is good */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
		skb->ip_summed = CHECKSUM_UNNECESSARY;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
	} else if (adapter->hw.mac_type > e1000_82547_rev_2) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
		/* IP fragment with UDP payload */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
		/* Hardware complements the payload checksum, so we undo it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
		 * and then put the value in host order for further stack use.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
		csum = ntohl(csum ^ 0xFFFF);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
		skb->csum = csum;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
		skb->ip_summed = CHECKSUM_COMPLETE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
	adapter->hw_csum_good++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
 * e1000_clean_rx_irq - Send received data up the network stack; legacy
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
e1000_clean_rx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
                   struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
                   int *work_done, int work_to_do)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
e1000_clean_rx_irq(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
                   struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
	struct e1000_rx_desc *rx_desc, *next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
	struct e1000_buffer *buffer_info, *next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
	unsigned long flags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
	uint32_t length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
	uint8_t last_byte;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
	int cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
	boolean_t cleaned = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
	unsigned int total_rx_bytes=0, total_rx_packets=0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
	i = rx_ring->next_to_clean;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
	rx_desc = E1000_RX_DESC(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4147
	while (rx_desc->status & E1000_RXD_STAT_DD) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
		struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
		u8 status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
		if (*work_done >= work_to_do)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
		(*work_done)++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
		status = rx_desc->status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
		skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
		buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4159
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
		prefetch(skb->data - NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
		if (++i == rx_ring->count) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
		next_rxd = E1000_RX_DESC(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
		prefetch(next_rxd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
		next_buffer = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
		cleaned = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
		cleaned_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
		pci_unmap_single(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
		                 buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
		                 buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
		                 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
		length = le16_to_cpu(rx_desc->length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
		if (unlikely(!(status & E1000_RXD_STAT_EOP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
			/* All receives must fit into a single buffer */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
			E1000_DBG("%s: Receive packet consumed multiple"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
				  " buffers\n", netdev->name);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
			/* recycle */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
			buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
		if (unlikely(rx_desc->errors & E1000_RXD_ERR_FRAME_ERR_MASK)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
			last_byte = *(skb->data + length - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
			if (TBI_ACCEPT(&adapter->hw, status,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
			              rx_desc->errors, length, last_byte)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
				spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
				e1000_tbi_adjust_stats(&adapter->hw,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
				                       &adapter->stats,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
				                       length, skb->data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
				spin_unlock_irqrestore(&adapter->stats_lock,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
				                       flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
				length--;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
			} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
				/* recycle */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
				buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
				goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
		/* adjust length to remove Ethernet CRC, this must be
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
		 * done after the TBI_ACCEPT workaround above */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
		length -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
		/* probably a little skewed due to removing CRC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
		total_rx_bytes += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
		total_rx_packets++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
		/* code added for copybreak, this should improve
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
		 * performance for small packets with large amounts
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
		 * of reassembly being done in the stack */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
		if (length < copybreak) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
			struct sk_buff *new_skb =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
			    netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
			if (new_skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
				skb_reserve(new_skb, NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
				skb_copy_to_linear_data_offset(new_skb,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
							       -NET_IP_ALIGN,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
							       (skb->data -
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
							        NET_IP_ALIGN),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
							       (length +
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
							        NET_IP_ALIGN));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
				/* save the skb in buffer_info as good */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
				buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
				skb = new_skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
			/* else just continue with the old one */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
		/* end copybreak code */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
		skb_put(skb, length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
		/* Receive Checksum Offload */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
		e1000_rx_checksum(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
				  (uint32_t)(status) |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
				  ((uint32_t)(rx_desc->errors) << 24),
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
				  le16_to_cpu(rx_desc->csum), skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
		skb->protocol = eth_type_trans(skb, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
		if (unlikely(adapter->vlgrp &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
			    (status & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
			vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
						 le16_to_cpu(rx_desc->special) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
						 E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
			netif_receive_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
#else /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
		if (unlikely(adapter->vlgrp &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
			    (status & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
			vlan_hwaccel_rx(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
					le16_to_cpu(rx_desc->special) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
					E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
			netif_rx(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
#endif /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
		netdev->last_rx = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
next_desc:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
		rx_desc->status = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
		/* return some buffers to hardware, one at a time is too slow */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
		if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
			adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
			cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
		/* use prefetched values */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
		rx_desc = next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
		buffer_info = next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
	rx_ring->next_to_clean = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
	cleaned_count = E1000_DESC_UNUSED(rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
	if (cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
		adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
	adapter->total_rx_packets += total_rx_packets;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
	adapter->total_rx_bytes += total_rx_bytes;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
	return cleaned;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
 * e1000_clean_rx_irq_ps - Send received data up the network stack; packet split
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
 * @adapter: board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4292
static boolean_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
                      struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
                      int *work_done, int work_to_do)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
#else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
                      struct e1000_rx_ring *rx_ring)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
	union e1000_rx_desc_packet_split *rx_desc, *next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
	struct e1000_buffer *buffer_info, *next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
	struct e1000_ps_page *ps_page;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
	struct e1000_ps_page_dma *ps_page_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
	struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
	unsigned int i, j;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
	uint32_t length, staterr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
	int cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
	boolean_t cleaned = FALSE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
	unsigned int total_rx_bytes=0, total_rx_packets=0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
	i = rx_ring->next_to_clean;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
	rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
	staterr = le32_to_cpu(rx_desc->wb.middle.status_error);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4320
	while (staterr & E1000_RXD_STAT_DD) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4321
		ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
		ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
		if (unlikely(*work_done >= work_to_do))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
		(*work_done)++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
		skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
		/* in the packet split case this is header only */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
		prefetch(skb->data - NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
		if (++i == rx_ring->count) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
		next_rxd = E1000_RX_DESC_PS(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
		prefetch(next_rxd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
		next_buffer = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
		cleaned = TRUE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
		cleaned_count++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
		pci_unmap_single(pdev, buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
				 buffer_info->length,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
				 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
		if (unlikely(!(staterr & E1000_RXD_STAT_EOP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
			E1000_DBG("%s: Packet Split buffers didn't pick up"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
				  " the full packet\n", netdev->name);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
			dev_kfree_skb_irq(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4350
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
		if (unlikely(staterr & E1000_RXDEXT_ERR_FRAME_ERR_MASK)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
			dev_kfree_skb_irq(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
		length = le16_to_cpu(rx_desc->wb.middle.length0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
		if (unlikely(!length)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
			E1000_DBG("%s: Last part of the packet spanning"
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
				  " multiple descriptors\n", netdev->name);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
			dev_kfree_skb_irq(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
			goto next_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
		/* Good Receive */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
		skb_put(skb, length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
		{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4370
		/* this looks ugly, but it seems compiler issues make it
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4371
		   more efficient than reusing j */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4372
		int l1 = le16_to_cpu(rx_desc->wb.upper.length[0]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4373
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
		/* page alloc/put takes too long and effects small packet
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
		 * throughput, so unsplit small packets and save the alloc/put*/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4376
		if (l1 && (l1 <= copybreak) && ((length + l1) <= adapter->rx_ps_bsize0)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4377
			u8 *vaddr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4378
			/* there is no documentation about how to call
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4379
			 * kmap_atomic, so we can't hold the mapping
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4380
			 * very long */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4381
			pci_dma_sync_single_for_cpu(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4382
				ps_page_dma->ps_page_dma[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4383
				PAGE_SIZE,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
				PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4385
			vaddr = kmap_atomic(ps_page->ps_page[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4386
			                    KM_SKB_DATA_SOFTIRQ);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4387
			memcpy(skb_tail_pointer(skb), vaddr, l1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4388
			kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4389
			pci_dma_sync_single_for_device(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4390
				ps_page_dma->ps_page_dma[0],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4391
				PAGE_SIZE, PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4392
			/* remove the CRC */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
			l1 -= 4;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4394
			skb_put(skb, l1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4395
			goto copydone;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4396
		} /* if */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4397
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4398
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4399
		for (j = 0; j < adapter->rx_ps_pages; j++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4400
			if (!(length= le16_to_cpu(rx_desc->wb.upper.length[j])))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4401
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
			pci_unmap_page(pdev, ps_page_dma->ps_page_dma[j],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4403
					PAGE_SIZE, PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
			ps_page_dma->ps_page_dma[j] = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
			skb_fill_page_desc(skb, j, ps_page->ps_page[j], 0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
			                   length);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
			ps_page->ps_page[j] = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
			skb->len += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
			skb->data_len += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
			skb->truesize += length;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
		/* strip the ethernet crc, problem is we're using pages now so
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
		 * this whole operation can get a little cpu intensive */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
		pskb_trim(skb, skb->len - 4);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
copydone:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
		total_rx_bytes += skb->len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
		total_rx_packets++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
		e1000_rx_checksum(adapter, staterr,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
				  le16_to_cpu(rx_desc->wb.lower.hi_dword.csum_ip.csum), skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
		skb->protocol = eth_type_trans(skb, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
		if (likely(rx_desc->wb.upper.header_status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
			   cpu_to_le16(E1000_RXDPS_HDRSTAT_HDRSP)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
			adapter->rx_hdr_split++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
#ifdef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
		if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
			vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
				le16_to_cpu(rx_desc->wb.middle.vlan) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
				E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
			netif_receive_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
#else /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
		if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
			vlan_hwaccel_rx(skb, adapter->vlgrp,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
				le16_to_cpu(rx_desc->wb.middle.vlan) &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
				E1000_RXD_SPC_VLAN_MASK);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
			netif_rx(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
#endif /* CONFIG_E1000_NAPI */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
		netdev->last_rx = jiffies;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
next_desc:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
		rx_desc->wb.middle.status_error &= cpu_to_le32(~0xFF);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
		buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
		/* return some buffers to hardware, one at a time is too slow */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
		if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
			adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
			cleaned_count = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
		/* use prefetched values */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
		rx_desc = next_rxd;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
		buffer_info = next_buffer;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
		staterr = le32_to_cpu(rx_desc->wb.middle.status_error);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
	rx_ring->next_to_clean = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
	cleaned_count = E1000_DESC_UNUSED(rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
	if (cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
		adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
	adapter->total_rx_packets += total_rx_packets;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
	adapter->total_rx_bytes += total_rx_bytes;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
	return cleaned;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
 * e1000_alloc_rx_buffers - Replace used receive buffers; legacy & extended
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
                       struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
		       int cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
	struct e1000_rx_desc *rx_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
	struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
	unsigned int i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
	unsigned int bufsz = adapter->rx_buffer_len + NET_IP_ALIGN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4491
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
	i = rx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
	while (cleaned_count--) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4496
		skb = buffer_info->skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
		if (skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
			skb_trim(skb, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
			goto map_skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
		skb = netdev_alloc_skb(netdev, bufsz);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
		if (unlikely(!skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
			/* Better luck next round */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4505
			adapter->alloc_rx_buff_failed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
		/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
		if (!e1000_check_64k_bound(adapter, skb->data, bufsz)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
			struct sk_buff *oldskb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
			DPRINTK(RX_ERR, ERR, "skb align check failed: %u bytes "
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
					     "at %p\n", bufsz, skb->data);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
			/* Try again, without freeing the previous */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
			skb = netdev_alloc_skb(netdev, bufsz);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
			/* Failed allocation, critical failure */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
			if (!skb) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
				dev_kfree_skb(oldskb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
			if (!e1000_check_64k_bound(adapter, skb->data, bufsz)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
				/* give up */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
				dev_kfree_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
				dev_kfree_skb(oldskb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
				break; /* while !buffer_info->skb */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
			/* Use new allocation */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
			dev_kfree_skb(oldskb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
		/* Make buffer alignment 2 beyond a 16 byte boundary
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
		 * this will result in a 16 byte aligned IP header after
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
		 * the 14 byte MAC header is removed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
		skb_reserve(skb, NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
		buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
		buffer_info->length = adapter->rx_buffer_len;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
map_skb:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
		buffer_info->dma = pci_map_single(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
						  skb->data,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
						  adapter->rx_buffer_len,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
						  PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
		/* Fix for errata 23, can't cross 64kB boundary */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
		if (!e1000_check_64k_bound(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
					(void *)(unsigned long)buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
					adapter->rx_buffer_len)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
			DPRINTK(RX_ERR, ERR,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
				"dma align check failed: %u bytes at %p\n",
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
				adapter->rx_buffer_len,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
				(void *)(unsigned long)buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
			dev_kfree_skb(skb);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
			buffer_info->skb = NULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
			pci_unmap_single(pdev, buffer_info->dma,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
					 adapter->rx_buffer_len,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
					 PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
			break; /* while !buffer_info->skb */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
		rx_desc = E1000_RX_DESC(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
		rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
		if (unlikely(++i == rx_ring->count))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
			i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
		buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4570
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4571
	if (likely(rx_ring->next_to_use != i)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4572
		rx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4573
		if (unlikely(i-- == 0))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
			i = (rx_ring->count - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4575
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4576
		/* Force memory writes to complete before letting h/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4577
		 * know there are new descriptors to fetch.  (Only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4578
		 * applicable for weak-ordered memory model archs,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4579
		 * such as IA-64). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4580
		wmb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4581
		writel(i, adapter->hw.hw_addr + rx_ring->rdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4583
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4584
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4585
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4586
 * e1000_alloc_rx_buffers_ps - Replace used receive buffers; packet split
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4587
 * @adapter: address of board private structure
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4588
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4589
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4591
e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
                          struct e1000_rx_ring *rx_ring,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
			  int cleaned_count)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
	struct net_device *netdev = adapter->netdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4596
	struct pci_dev *pdev = adapter->pdev;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
	union e1000_rx_desc_packet_split *rx_desc;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
	struct e1000_buffer *buffer_info;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
	struct e1000_ps_page *ps_page;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
	struct e1000_ps_page_dma *ps_page_dma;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
	struct sk_buff *skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
	unsigned int i, j;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
	i = rx_ring->next_to_use;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
	buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
	ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
	ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
	while (cleaned_count--) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
		rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
		for (j = 0; j < PS_PAGE_BUFFERS; j++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
			if (j < adapter->rx_ps_pages) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
				if (likely(!ps_page->ps_page[j])) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
					ps_page->ps_page[j] =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
						alloc_page(GFP_ATOMIC);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
					if (unlikely(!ps_page->ps_page[j])) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
						adapter->alloc_rx_buff_failed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
						goto no_buffers;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
					}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
					ps_page_dma->ps_page_dma[j] =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
						pci_map_page(pdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
							    ps_page->ps_page[j],
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
							    0, PAGE_SIZE,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
							    PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
				/* Refresh the desc even if buffer_addrs didn't
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
				 * change because each write-back erases
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
				 * this info.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
				 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
				rx_desc->read.buffer_addr[j+1] =
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
				     cpu_to_le64(ps_page_dma->ps_page_dma[j]);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
			} else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
				rx_desc->read.buffer_addr[j+1] = ~0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
		skb = netdev_alloc_skb(netdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
		                       adapter->rx_ps_bsize0 + NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
		if (unlikely(!skb)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
			adapter->alloc_rx_buff_failed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
			break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
		/* Make buffer alignment 2 beyond a 16 byte boundary
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
		 * this will result in a 16 byte aligned IP header after
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
		 * the 14 byte MAC header is removed
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
		skb_reserve(skb, NET_IP_ALIGN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
		buffer_info->skb = skb;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
		buffer_info->length = adapter->rx_ps_bsize0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
		buffer_info->dma = pci_map_single(pdev, skb->data,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
						  adapter->rx_ps_bsize0,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
						  PCI_DMA_FROMDEVICE);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
		rx_desc->read.buffer_addr[0] = cpu_to_le64(buffer_info->dma);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
		if (unlikely(++i == rx_ring->count)) i = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
		buffer_info = &rx_ring->buffer_info[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
		ps_page = &rx_ring->ps_page[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
		ps_page_dma = &rx_ring->ps_page_dma[i];
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
no_buffers:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
	if (likely(rx_ring->next_to_use != i)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
		rx_ring->next_to_use = i;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
		if (unlikely(i-- == 0)) i = (rx_ring->count - 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
		/* Force memory writes to complete before letting h/w
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
		 * know there are new descriptors to fetch.  (Only
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
		 * applicable for weak-ordered memory model archs,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
		 * such as IA-64). */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
		wmb();
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
		/* Hardware increments by 16 bytes, but packet split
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
		 * descriptors are 32 bytes...so we increment tail
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
		 * twice as much.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
		 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
		writel(i<<1, adapter->hw.hw_addr + rx_ring->rdt);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
 * e1000_smartspeed - Workaround for SmartSpeed on 82541 and 82547 controllers.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
 * @adapter:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
e1000_smartspeed(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
	uint16_t phy_status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
	uint16_t phy_ctrl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
	if ((adapter->hw.phy_type != e1000_phy_igp) || !adapter->hw.autoneg ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
	   !(adapter->hw.autoneg_advertised & ADVERTISE_1000_FULL))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
	if (adapter->smartspeed == 0) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
		/* If Master/Slave config fault is asserted twice,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
		 * we assume back-to-back */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4701
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_STATUS, &phy_status);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4702
		if (!(phy_status & SR_1000T_MS_CONFIG_FAULT)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4703
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_STATUS, &phy_status);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4704
		if (!(phy_status & SR_1000T_MS_CONFIG_FAULT)) return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_CTRL, &phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
		if (phy_ctrl & CR_1000T_MS_ENABLE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
			phy_ctrl &= ~CR_1000T_MS_ENABLE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
			e1000_write_phy_reg(&adapter->hw, PHY_1000T_CTRL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
					    phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
			adapter->smartspeed++;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
			if (!e1000_phy_setup_autoneg(&adapter->hw) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
			   !e1000_read_phy_reg(&adapter->hw, PHY_CTRL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
				   	       &phy_ctrl)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
				phy_ctrl |= (MII_CR_AUTO_NEG_EN |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
					     MII_CR_RESTART_AUTO_NEG);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
				e1000_write_phy_reg(&adapter->hw, PHY_CTRL,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
						    phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
	} else if (adapter->smartspeed == E1000_SMARTSPEED_DOWNSHIFT) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
		/* If still no link, perhaps using 2/3 pair cable */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_CTRL, &phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
		phy_ctrl |= CR_1000T_MS_ENABLE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
		e1000_write_phy_reg(&adapter->hw, PHY_1000T_CTRL, phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
		if (!e1000_phy_setup_autoneg(&adapter->hw) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
		   !e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_ctrl)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
			phy_ctrl |= (MII_CR_AUTO_NEG_EN |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
				     MII_CR_RESTART_AUTO_NEG);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
			e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
	/* Restart process after E1000_SMARTSPEED_MAX iterations */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
	if (adapter->smartspeed++ == E1000_SMARTSPEED_MAX)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
		adapter->smartspeed = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4739
 * e1000_ioctl -
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4740
 * @netdev:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4741
 * @ifreq:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4742
 * @cmd:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4743
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4744
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4745
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4746
e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4747
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4748
	switch (cmd) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4749
	case SIOCGMIIPHY:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4750
	case SIOCGMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4751
	case SIOCSMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4752
		return e1000_mii_ioctl(netdev, ifr, cmd);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4753
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4754
		return -EOPNOTSUPP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4755
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4756
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4757
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4758
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4759
 * e1000_mii_ioctl -
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4760
 * @netdev:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4761
 * @ifreq:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4762
 * @cmd:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4763
 **/
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4764
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4765
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4766
e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4767
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4768
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4769
	struct mii_ioctl_data *data = if_mii(ifr);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4770
	int retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4771
	uint16_t mii_reg;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4772
	uint16_t spddplx;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4773
	unsigned long flags;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4774
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4775
	if (adapter->hw.media_type != e1000_media_type_copper)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4776
		return -EOPNOTSUPP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4777
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4778
	switch (cmd) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4779
	case SIOCGMIIPHY:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4780
		data->phy_id = adapter->hw.phy_addr;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4781
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4782
	case SIOCGMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4783
		if (!capable(CAP_NET_ADMIN))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4784
			return -EPERM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4785
		spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4786
		if (e1000_read_phy_reg(&adapter->hw, data->reg_num & 0x1F,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4787
				   &data->val_out)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4788
			spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4789
			return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4790
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4791
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4792
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4793
	case SIOCSMIIREG:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4794
		if (!capable(CAP_NET_ADMIN))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4795
			return -EPERM;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4796
		if (data->reg_num & ~(0x1F))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4797
			return -EFAULT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4798
		mii_reg = data->val_in;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4799
		spin_lock_irqsave(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4800
		if (e1000_write_phy_reg(&adapter->hw, data->reg_num,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4801
					mii_reg)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4802
			spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4803
			return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4804
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4805
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4806
		if (adapter->hw.media_type == e1000_media_type_copper) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4807
			switch (data->reg_num) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4808
			case PHY_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4809
				if (mii_reg & MII_CR_POWER_DOWN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4810
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4811
				if (mii_reg & MII_CR_AUTO_NEG_EN) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4812
					adapter->hw.autoneg = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4813
					adapter->hw.autoneg_advertised = 0x2F;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4814
				} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4815
					if (mii_reg & 0x40)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4816
						spddplx = SPEED_1000;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4817
					else if (mii_reg & 0x2000)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4818
						spddplx = SPEED_100;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4819
					else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4820
						spddplx = SPEED_10;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4821
					spddplx += (mii_reg & 0x100)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4822
						   ? DUPLEX_FULL :
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4823
						   DUPLEX_HALF;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4824
					retval = e1000_set_spd_dplx(adapter,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4825
								    spddplx);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4826
					if (retval)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4827
						return retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4828
				}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4829
				if (netif_running(adapter->netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4830
					e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4831
				else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4832
					e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4833
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4834
			case M88E1000_PHY_SPEC_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4835
			case M88E1000_EXT_PHY_SPEC_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4836
				if (e1000_phy_reset(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4837
					return -EIO;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4838
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4839
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4840
		} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4841
			switch (data->reg_num) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4842
			case PHY_CTRL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4843
				if (mii_reg & MII_CR_POWER_DOWN)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4844
					break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4845
				if (netif_running(adapter->netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4846
					e1000_reinit_locked(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4847
				else
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4848
					e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4849
				break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4850
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4851
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4852
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4853
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4854
		return -EOPNOTSUPP;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4855
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4856
	return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4857
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4858
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4859
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4860
e1000_pci_set_mwi(struct e1000_hw *hw)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4861
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4862
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4863
	int ret_val = pci_set_mwi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4864
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4865
	if (ret_val)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4866
		DPRINTK(PROBE, ERR, "Error in setting MWI\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4867
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4868
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4869
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4870
e1000_pci_clear_mwi(struct e1000_hw *hw)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4871
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4872
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4873
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4874
	pci_clear_mwi(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4875
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4876
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4877
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4878
e1000_read_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4879
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4880
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4881
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4882
	pci_read_config_word(adapter->pdev, reg, value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4883
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4884
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4885
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4886
e1000_write_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4887
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4888
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4889
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4890
	pci_write_config_word(adapter->pdev, reg, *value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4891
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4892
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4893
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4894
e1000_pcix_get_mmrbc(struct e1000_hw *hw)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4895
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4896
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4897
	return pcix_get_mmrbc(adapter->pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4898
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4899
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4900
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4901
e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4902
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4903
	struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4904
	pcix_set_mmrbc(adapter->pdev, mmrbc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4905
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4906
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4907
int32_t
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4908
e1000_read_pcie_cap_reg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4909
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4910
    struct e1000_adapter *adapter = hw->back;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4911
    uint16_t cap_offset;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4912
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4913
    cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4914
    if (!cap_offset)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4915
        return -E1000_ERR_CONFIG;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4916
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4917
    pci_read_config_word(adapter->pdev, cap_offset + reg, value);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4918
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4919
    return E1000_SUCCESS;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4920
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4921
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4922
void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4923
e1000_io_write(struct e1000_hw *hw, unsigned long port, uint32_t value)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4924
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4925
	outl(value, port);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4926
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4927
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4928
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4929
e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4930
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4931
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4932
	uint32_t ctrl, rctl;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4933
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4934
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4935
	adapter->vlgrp = grp;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4936
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4937
	if (grp) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4938
		/* enable VLAN tag insert/strip */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4939
		ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4940
		ctrl |= E1000_CTRL_VME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4941
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4942
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4943
		if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4944
			/* enable VLAN receive filtering */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4945
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4946
			rctl |= E1000_RCTL_VFE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4947
			rctl &= ~E1000_RCTL_CFIEN;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4948
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4949
			e1000_update_mng_vlan(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4950
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4951
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4952
		/* disable VLAN tag insert/strip */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4953
		ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4954
		ctrl &= ~E1000_CTRL_VME;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4955
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4956
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4957
		if (adapter->hw.mac_type != e1000_ich8lan) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4958
			/* disable VLAN filtering */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4959
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4960
			rctl &= ~E1000_RCTL_VFE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4961
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4962
			if (adapter->mng_vlan_id !=
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4963
			    (uint16_t)E1000_MNG_VLAN_NONE) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4964
				e1000_vlan_rx_kill_vid(netdev,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4965
				                       adapter->mng_vlan_id);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4966
				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4967
			}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4968
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4969
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4970
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4971
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4972
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4973
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4974
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4975
e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4976
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4977
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4978
	uint32_t vfta, index;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4979
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4980
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4981
	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4982
	    (vid == adapter->mng_vlan_id))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4983
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4984
	/* add VID to filter table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4985
	index = (vid >> 5) & 0x7F;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4986
	vfta = E1000_READ_REG_ARRAY(&adapter->hw, VFTA, index);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4987
	vfta |= (1 << (vid & 0x1F));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4988
	e1000_write_vfta(&adapter->hw, index, vfta);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4989
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4990
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4991
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4992
e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4993
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4994
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4995
	uint32_t vfta, index;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4996
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4997
	e1000_irq_disable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4998
	vlan_group_set_device(adapter->vlgrp, vid, NULL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4999
	e1000_irq_enable(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5001
	if ((adapter->hw.mng_cookie.status &
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5002
	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5003
	    (vid == adapter->mng_vlan_id)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5004
		/* release control to f/w */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5005
		e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5006
		return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5007
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5008
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5009
	/* remove VID from filter table */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5010
	index = (vid >> 5) & 0x7F;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5011
	vfta = E1000_READ_REG_ARRAY(&adapter->hw, VFTA, index);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5012
	vfta &= ~(1 << (vid & 0x1F));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5013
	e1000_write_vfta(&adapter->hw, index, vfta);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5014
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5015
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5016
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5017
e1000_restore_vlan(struct e1000_adapter *adapter)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5018
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5019
	e1000_vlan_rx_register(adapter->netdev, adapter->vlgrp);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5020
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5021
	if (adapter->vlgrp) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5022
		uint16_t vid;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5023
		for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5024
			if (!vlan_group_get_device(adapter->vlgrp, vid))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5025
				continue;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5026
			e1000_vlan_rx_add_vid(adapter->netdev, vid);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5027
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5028
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5029
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5030
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5031
int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5032
e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5033
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5034
	adapter->hw.autoneg = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5035
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5036
	/* Fiber NICs only allow 1000 gbps Full duplex */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5037
	if ((adapter->hw.media_type == e1000_media_type_fiber) &&
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5038
		spddplx != (SPEED_1000 + DUPLEX_FULL)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5039
		DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5040
		return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5041
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5042
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5043
	switch (spddplx) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5044
	case SPEED_10 + DUPLEX_HALF:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5045
		adapter->hw.forced_speed_duplex = e1000_10_half;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5046
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5047
	case SPEED_10 + DUPLEX_FULL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5048
		adapter->hw.forced_speed_duplex = e1000_10_full;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5049
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5050
	case SPEED_100 + DUPLEX_HALF:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5051
		adapter->hw.forced_speed_duplex = e1000_100_half;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5052
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5053
	case SPEED_100 + DUPLEX_FULL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5054
		adapter->hw.forced_speed_duplex = e1000_100_full;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5055
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5056
	case SPEED_1000 + DUPLEX_FULL:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5057
		adapter->hw.autoneg = 1;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5058
		adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5059
		break;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5060
	case SPEED_1000 + DUPLEX_HALF: /* not supported */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5061
	default:
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5062
		DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5063
		return -EINVAL;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5064
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5065
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5066
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5067
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5068
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5069
e1000_suspend(struct pci_dev *pdev, pm_message_t state)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5070
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5071
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5072
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5073
	uint32_t ctrl, ctrl_ext, rctl, status;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5074
	uint32_t wufc = adapter->wol;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5075
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5076
	int retval = 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5077
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5078
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5079
	netif_device_detach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5080
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5081
	if (netif_running(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5082
		WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5083
		e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5084
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5085
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5086
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5087
	retval = pci_save_state(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5088
	if (retval)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5089
		return retval;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5090
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5091
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5092
	status = E1000_READ_REG(&adapter->hw, STATUS);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5093
	if (status & E1000_STATUS_LU)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5094
		wufc &= ~E1000_WUFC_LNKC;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5095
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5096
	if (wufc) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5097
		e1000_setup_rctl(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5098
		e1000_set_multi(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5099
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5100
		/* turn on all-multi mode if wake on multicast is enabled */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5101
		if (wufc & E1000_WUFC_MC) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5102
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5103
			rctl |= E1000_RCTL_MPE;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5104
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5105
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5106
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5107
		if (adapter->hw.mac_type >= e1000_82540) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5108
			ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5109
			/* advertise wake from D3Cold */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5110
			#define E1000_CTRL_ADVD3WUC 0x00100000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5111
			/* phy power management enable */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5112
			#define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5113
			ctrl |= E1000_CTRL_ADVD3WUC |
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5114
				E1000_CTRL_EN_PHY_PWR_MGMT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5115
			E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5116
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5117
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5118
		if (adapter->hw.media_type == e1000_media_type_fiber ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5119
		   adapter->hw.media_type == e1000_media_type_internal_serdes) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5120
			/* keep the laser running in D3 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5121
			ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5122
			ctrl_ext |= E1000_CTRL_EXT_SDP7_DATA;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5123
			E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5124
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5125
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5126
		/* Allow time for pending master requests to run */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5127
		e1000_disable_pciex_master(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5128
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5129
		E1000_WRITE_REG(&adapter->hw, WUC, E1000_WUC_PME_EN);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5130
		E1000_WRITE_REG(&adapter->hw, WUFC, wufc);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5131
		pci_enable_wake(pdev, PCI_D3hot, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5132
		pci_enable_wake(pdev, PCI_D3cold, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5133
	} else {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5134
		E1000_WRITE_REG(&adapter->hw, WUC, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5135
		E1000_WRITE_REG(&adapter->hw, WUFC, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5136
		pci_enable_wake(pdev, PCI_D3hot, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5137
		pci_enable_wake(pdev, PCI_D3cold, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5138
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5139
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5140
	e1000_release_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5141
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5142
	/* make sure adapter isn't asleep if manageability is enabled */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5143
	if (adapter->en_mng_pt) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5144
		pci_enable_wake(pdev, PCI_D3hot, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5145
		pci_enable_wake(pdev, PCI_D3cold, 1);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5146
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5147
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5148
	if (adapter->hw.phy_type == e1000_phy_igp_3)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5149
		e1000_phy_powerdown_workaround(&adapter->hw);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5150
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5151
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5152
		e1000_free_irq(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5153
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5154
	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5155
	 * would have already happened in close and is redundant. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5156
	e1000_release_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5157
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5158
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5159
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5160
	pci_set_power_state(pdev, pci_choose_state(pdev, state));
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5161
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5162
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5163
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5164
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5165
#ifdef CONFIG_PM
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5166
static int
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5167
e1000_resume(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5168
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5169
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5170
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5171
	uint32_t err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5172
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5173
	pci_set_power_state(pdev, PCI_D0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5174
	pci_restore_state(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5175
	if ((err = pci_enable_device(pdev))) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5176
		printk(KERN_ERR "e1000: Cannot enable PCI device from suspend\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5177
		return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5178
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5179
	pci_set_master(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5180
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5181
	pci_enable_wake(pdev, PCI_D3hot, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5182
	pci_enable_wake(pdev, PCI_D3cold, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5183
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5184
	if (netif_running(netdev) && (err = e1000_request_irq(adapter)))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5185
		return err;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5186
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5187
	e1000_power_up_phy(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5188
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5189
	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5190
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5191
	e1000_init_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5192
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5193
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5194
		e1000_up(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5195
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5196
	netif_device_attach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5197
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5198
	/* If the controller is 82573 and f/w is AMT, do not set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5199
	 * DRV_LOAD until the interface is up.  For all other cases,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5200
	 * let the f/w know that the h/w is now under the control
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5201
	 * of the driver. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5202
	if (adapter->hw.mac_type != e1000_82573 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5203
	    !e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5204
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5205
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5206
	return 0;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5207
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5208
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5209
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5210
static void e1000_shutdown(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5211
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5212
	e1000_suspend(pdev, PMSG_SUSPEND);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5213
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5214
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5215
#ifdef CONFIG_NET_POLL_CONTROLLER
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5216
/*
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5217
 * Polling 'interrupt' - used by things like netconsole to send skbs
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5218
 * without having to re-enable interrupts. It's not called while
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5219
 * the interrupt routine is executing.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5220
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5221
static void
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5222
e1000_netpoll(struct net_device *netdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5223
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5224
	struct e1000_adapter *adapter = netdev_priv(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5225
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5226
	disable_irq(adapter->pdev->irq);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5227
	e1000_intr(adapter->pdev->irq, netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5228
	e1000_clean_tx_irq(adapter, adapter->tx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5229
#ifndef CONFIG_E1000_NAPI
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5230
	adapter->clean_rx(adapter, adapter->rx_ring);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5231
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5232
	enable_irq(adapter->pdev->irq);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5233
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5234
#endif
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5235
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5236
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5237
 * e1000_io_error_detected - called when PCI error is detected
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5238
 * @pdev: Pointer to PCI device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5239
 * @state: The current pci conneection state
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5240
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5241
 * This function is called after a PCI bus error affecting
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5242
 * this device has been detected.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5243
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5244
static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5245
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5246
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5247
	struct e1000_adapter *adapter = netdev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5248
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5249
	netif_device_detach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5250
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5251
	if (netif_running(netdev))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5252
		e1000_down(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5253
	pci_disable_device(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5254
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5255
	/* Request a slot slot reset. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5256
	return PCI_ERS_RESULT_NEED_RESET;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5257
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5258
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5259
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5260
 * e1000_io_slot_reset - called after the pci bus has been reset.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5261
 * @pdev: Pointer to PCI device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5262
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5263
 * Restart the card from scratch, as if from a cold-boot. Implementation
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5264
 * resembles the first-half of the e1000_resume routine.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5265
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5266
static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5267
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5268
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5269
	struct e1000_adapter *adapter = netdev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5270
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5271
	if (pci_enable_device(pdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5272
		printk(KERN_ERR "e1000: Cannot re-enable PCI device after reset.\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5273
		return PCI_ERS_RESULT_DISCONNECT;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5274
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5275
	pci_set_master(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5276
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5277
	pci_enable_wake(pdev, PCI_D3hot, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5278
	pci_enable_wake(pdev, PCI_D3cold, 0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5279
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5280
	e1000_reset(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5281
	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5282
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5283
	return PCI_ERS_RESULT_RECOVERED;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5284
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5285
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5286
/**
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5287
 * e1000_io_resume - called when traffic can start flowing again.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5288
 * @pdev: Pointer to PCI device
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5289
 *
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5290
 * This callback is called when the error recovery driver tells us that
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5291
 * its OK to resume normal operation. Implementation resembles the
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5292
 * second-half of the e1000_resume routine.
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5293
 */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5294
static void e1000_io_resume(struct pci_dev *pdev)
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5295
{
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5296
	struct net_device *netdev = pci_get_drvdata(pdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5297
	struct e1000_adapter *adapter = netdev->priv;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5298
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5299
	e1000_init_manageability(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5300
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5301
	if (netif_running(netdev)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5302
		if (e1000_up(adapter)) {
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5303
			printk("e1000: can't bring device back up after reset\n");
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5304
			return;
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5305
		}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5306
	}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5307
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5308
	netif_device_attach(netdev);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5309
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5310
	/* If the controller is 82573 and f/w is AMT, do not set
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5311
	 * DRV_LOAD until the interface is up.  For all other cases,
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5312
	 * let the f/w know that the h/w is now under the control
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5313
	 * of the driver. */
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5314
	if (adapter->hw.mac_type != e1000_82573 ||
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5315
	    !e1000_check_mng_mode(&adapter->hw))
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5316
		e1000_get_hw_control(adapter);
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5317
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5318
}
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5319
9fe5df8b3a98 Added support for e1000 2.6.24, thanks to Matthias Luescher.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5320
/* e1000_main.c */