devices/e1000/e1000_main-2.6.22-ethercat.c
author Florian Pose <fp@igh-essen.com>
Tue, 04 Dec 2012 11:57:55 +0100
branchstable-1.5
changeset 2456 a9bbc44584e0
parent 2421 bc2d4bf9cbe5
child 2471 fc64a4b1ec1a
permissions -rw-r--r--
Reset master state machine when going to orphaned phase.
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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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  vim: noexpandtab
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*******************************************************************************/
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#include "e1000-2.6.22-ethercat.h"
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#include <net/ip6_checksum.h>
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char e1000_driver_name[] = "ec_e1000";
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static char e1000_driver_string[] = "EtherCAT 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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char e1000_driver_version[] = DRV_VERSION;
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static 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(0x1077),
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	INTEL_E1000_ETHERNET_DEVICE(0x107A),
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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(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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	/* required last entry */
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	{0,}
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};
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// do not auto-load driver
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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);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
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void ec_poll(struct net_device *);
788
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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 net_device *poll_dev, 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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   184
				   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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void e1000_set_ethtool_ops(struct net_device *netdev);
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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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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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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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#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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extern void e1000_check_options(struct e1000_adapter *adapter);
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#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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   240
#ifdef CONFIG_PM
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   241
	/* Power Managment Hooks */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   242
	.suspend  = e1000_suspend,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   243
	.resume   = e1000_resume,
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   244
#endif
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   245
	.shutdown = e1000_shutdown,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
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   246
	.err_handler = &e1000_err_handler
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
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   247
};
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   248
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   249
MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");
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   250
MODULE_DESCRIPTION("EtherCAT-capable Intel(R) PRO/1000 Network Driver");
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   251
MODULE_LICENSE("GPL");
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   252
MODULE_VERSION(DRV_VERSION);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   253
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   254
static int debug = NETIF_MSG_DRV | NETIF_MSG_PROBE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   255
module_param(debug, int, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
diff changeset
   256
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
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   257
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   258
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   259
 * e1000_init_module - Driver Registration Routine
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   260
 *
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   261
 * e1000_init_module is the first routine called when the driver is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
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   262
 * loaded. All it does is register with the PCI subsystem.
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   263
 **/
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   264
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   265
static int __init
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   266
e1000_init_module(void)
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Florian Pose <fp@igh-essen.com>
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   267
{
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   268
	int ret;
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   269
	printk(KERN_INFO "%s - version %s\n",
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   270
	       e1000_driver_string, e1000_driver_version);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   271
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   272
	printk(KERN_INFO "%s\n", e1000_copyright);
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   273
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   274
	ret = pci_register_driver(&e1000_driver);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   275
	if (copybreak != COPYBREAK_DEFAULT) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   276
		if (copybreak == 0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   277
			printk(KERN_INFO "e1000: copybreak disabled\n");
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   278
		else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
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   279
			printk(KERN_INFO "e1000: copybreak enabled for "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
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   280
			       "packets <= %u bytes\n", copybreak);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   281
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   282
	return ret;
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parents:
diff changeset
   283
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
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   284
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
diff changeset
   285
module_init(e1000_init_module);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
diff changeset
   286
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   287
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   288
 * e1000_exit_module - Driver Exit Cleanup Routine
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   289
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   290
 * e1000_exit_module is called just before the driver is removed
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   291
 * from memory.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
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   292
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
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   293
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   294
static void __exit
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   295
e1000_exit_module(void)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
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diff changeset
   296
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   297
	pci_unregister_driver(&e1000_driver);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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diff changeset
   298
}
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parents:
diff changeset
   299
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   300
module_exit(e1000_exit_module);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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diff changeset
   301
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
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   302
static int e1000_request_irq(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   303
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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   304
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
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   305
	void (*handler) = &e1000_intr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   306
	int irq_flags = IRQF_SHARED;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   307
	int err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
diff changeset
   308
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
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   309
	if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
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   310
		return 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
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diff changeset
   311
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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parents:
diff changeset
   312
	if (adapter->hw.mac_type >= e1000_82571) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
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diff changeset
   313
		adapter->have_msi = !pci_enable_msi(adapter->pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   314
		if (adapter->have_msi) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   315
			handler = &e1000_intr_msi;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   316
			irq_flags = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   317
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   318
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   319
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   320
	err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   321
	                  netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   322
	if (err) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   323
		if (adapter->have_msi)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   324
			pci_disable_msi(adapter->pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   325
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   326
		        "Unable to allocate interrupt Error: %d\n", err);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   327
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   328
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   329
	return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   330
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   331
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   332
static void e1000_free_irq(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   333
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   334
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   335
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   336
	if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   337
		return;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   338
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   339
	free_irq(adapter->pdev->irq, netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   340
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   341
	if (adapter->have_msi)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   342
		pci_disable_msi(adapter->pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   343
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   344
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   345
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   346
 * e1000_irq_disable - Mask off interrupt generation on the NIC
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   347
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   348
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   349
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   350
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   351
e1000_irq_disable(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   352
{
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   353
    if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   354
        return;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   355
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   356
	atomic_inc(&adapter->irq_sem);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   357
	E1000_WRITE_REG(&adapter->hw, IMC, ~0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
	E1000_WRITE_FLUSH(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
	synchronize_irq(adapter->pdev->irq);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   360
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
 * e1000_irq_enable - Enable default interrupt generation settings
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   364
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   365
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   366
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   367
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   368
e1000_irq_enable(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   369
{
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   370
    if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   371
        return;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   372
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   373
	if (likely(atomic_dec_and_test(&adapter->irq_sem))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   374
		E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   375
		E1000_WRITE_FLUSH(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   376
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   377
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   378
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   379
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   380
e1000_update_mng_vlan(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   381
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   382
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   383
	uint16_t vid = adapter->hw.mng_cookie.vlan_id;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   384
	uint16_t old_vid = adapter->mng_vlan_id;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   385
	if (adapter->vlgrp) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   386
		if (!vlan_group_get_device(adapter->vlgrp, vid)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   387
			if (adapter->hw.mng_cookie.status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   388
				E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   389
				e1000_vlan_rx_add_vid(netdev, vid);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   390
				adapter->mng_vlan_id = vid;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   391
			} else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   392
				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   393
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   394
			if ((old_vid != (uint16_t)E1000_MNG_VLAN_NONE) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   395
					(vid != old_vid) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   396
			    !vlan_group_get_device(adapter->vlgrp, old_vid))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   397
				e1000_vlan_rx_kill_vid(netdev, old_vid);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   398
		} else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   399
			adapter->mng_vlan_id = vid;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   400
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   401
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   402
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   403
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   404
 * e1000_release_hw_control - release control of the h/w to f/w
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   405
 * @adapter: address of board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   406
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   407
 * e1000_release_hw_control resets {CTRL_EXT|FWSM}:DRV_LOAD bit.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   408
 * For ASF and Pass Through versions of f/w this means that the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   409
 * driver is no longer loaded. For AMT version (only with 82573) i
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   410
 * of the f/w this means that the network i/f is closed.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   411
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   412
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   415
e1000_release_hw_control(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   416
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   417
	uint32_t ctrl_ext;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   418
	uint32_t swsm;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   419
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   420
	/* Let firmware taken over control of h/w */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   421
	switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   422
	case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   423
		swsm = E1000_READ_REG(&adapter->hw, SWSM);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   424
		E1000_WRITE_REG(&adapter->hw, SWSM,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   425
				swsm & ~E1000_SWSM_DRV_LOAD);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   426
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   427
	case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   428
	case e1000_82572:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   429
	case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   430
	case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   431
		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   432
		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   433
				ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   434
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   435
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   436
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   437
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   438
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   439
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   440
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   441
 * e1000_get_hw_control - get control of the h/w from f/w
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   442
 * @adapter: address of board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   443
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   444
 * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   445
 * For ASF and Pass Through versions of f/w this means that
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   446
 * the driver is loaded. For AMT version (only with 82573)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   447
 * of the f/w this means that the network i/f is open.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   448
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   449
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   450
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   451
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   452
e1000_get_hw_control(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   453
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   454
	uint32_t ctrl_ext;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   455
	uint32_t swsm;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   456
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   457
	/* Let firmware know the driver has taken over */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   458
	switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   459
	case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   460
		swsm = E1000_READ_REG(&adapter->hw, SWSM);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   461
		E1000_WRITE_REG(&adapter->hw, SWSM,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   462
				swsm | E1000_SWSM_DRV_LOAD);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   463
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   464
	case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   465
	case e1000_82572:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   466
	case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   467
	case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   468
		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   469
		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   470
				ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   471
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   472
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   473
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   474
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   475
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   476
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   477
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   478
e1000_init_manageability(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   479
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   480
	if (adapter->en_mng_pt) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   481
		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   482
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   483
		/* disable hardware interception of ARP */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   484
		manc &= ~(E1000_MANC_ARP_EN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   485
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   486
		/* enable receiving management packets to the host */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   487
		/* this will probably generate destination unreachable messages
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   488
		 * from the host OS, but the packets will be handled on SMBUS */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   489
		if (adapter->hw.has_manc2h) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   490
			uint32_t manc2h = E1000_READ_REG(&adapter->hw, MANC2H);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   491
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   492
			manc |= E1000_MANC_EN_MNG2HOST;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   493
#define E1000_MNG2HOST_PORT_623 (1 << 5)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   494
#define E1000_MNG2HOST_PORT_664 (1 << 6)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   495
			manc2h |= E1000_MNG2HOST_PORT_623;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   496
			manc2h |= E1000_MNG2HOST_PORT_664;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   497
			E1000_WRITE_REG(&adapter->hw, MANC2H, manc2h);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   498
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   499
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   500
		E1000_WRITE_REG(&adapter->hw, MANC, manc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   501
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   502
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   503
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   504
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   505
e1000_release_manageability(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   506
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   507
	if (adapter->en_mng_pt) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   508
		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   509
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   510
		/* re-enable hardware interception of ARP */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   511
		manc |= E1000_MANC_ARP_EN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   512
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   513
		if (adapter->hw.has_manc2h)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   514
			manc &= ~E1000_MANC_EN_MNG2HOST;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   515
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   516
		/* don't explicitly have to mess with MANC2H since
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   517
		 * MANC has an enable disable that gates MANC2H */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   518
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   519
		E1000_WRITE_REG(&adapter->hw, MANC, manc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   520
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   521
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   522
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   523
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   524
 * e1000_configure - configure the hardware for RX and TX
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   525
 * @adapter = private board structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   526
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   527
static void e1000_configure(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   528
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   529
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   530
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   531
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   532
	e1000_set_multi(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   533
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   534
	e1000_restore_vlan(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   535
	e1000_init_manageability(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   536
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   537
	e1000_configure_tx(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   538
	e1000_setup_rctl(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   539
	e1000_configure_rx(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   540
	/* call E1000_DESC_UNUSED which always leaves
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   541
	 * at least 1 descriptor unused to make sure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   542
	 * next_to_use != next_to_clean */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   543
	for (i = 0; i < adapter->num_rx_queues; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   544
		struct e1000_rx_ring *ring = &adapter->rx_ring[i];
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   545
		if (adapter->ecdev) {
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   546
			/* fill rx ring completely! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   547
			adapter->alloc_rx_buf(adapter, ring, ring->count);
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   548
		} else {
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   549
            /* this one leaves the last ring element unallocated! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   550
			adapter->alloc_rx_buf(adapter, ring,
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   551
					E1000_DESC_UNUSED(ring));
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
   552
		}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   553
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   554
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   555
	adapter->tx_queue_len = netdev->tx_queue_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   556
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   557
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   558
int e1000_up(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   559
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   560
	/* hardware has been reset, we need to reload some things */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   561
	e1000_configure(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   562
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   563
	clear_bit(__E1000_DOWN, &adapter->flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   564
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   565
	if (!adapter->ecdev) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   566
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   567
		netif_poll_enable(adapter->netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   568
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   569
        e1000_irq_enable(adapter);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   570
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   571
		/* fire a link change interrupt to start the watchdog */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   572
		E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   573
    }
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   574
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   575
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   576
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   577
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   578
 * e1000_power_up_phy - restore link in case the phy was powered down
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   579
 * @adapter: address of board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   580
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   581
 * The phy may be powered down to save power and turn off link when the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   582
 * driver is unloaded and wake on lan is not enabled (among others)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   583
 * *** this routine MUST be followed by a call to e1000_reset ***
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   584
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   585
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   586
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   587
void e1000_power_up_phy(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   588
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   589
	uint16_t mii_reg = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   590
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   591
	/* Just clear the power down bit to wake the phy back up */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   592
	if (adapter->hw.media_type == e1000_media_type_copper) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   593
		/* according to the manual, the phy will retain its
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   594
		 * settings across a power-down/up cycle */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   595
		e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   596
		mii_reg &= ~MII_CR_POWER_DOWN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   597
		e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   598
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   599
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   600
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   601
static void e1000_power_down_phy(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   602
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   603
	/* Power down the PHY so no link is implied when interface is down *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   604
	 * The PHY cannot be powered down if any of the following is TRUE *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   605
	 * (a) WoL is enabled
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   606
	 * (b) AMT is active
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   607
	 * (c) SoL/IDER session is active */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   608
	if (!adapter->wol && adapter->hw.mac_type >= e1000_82540 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   609
	   adapter->hw.media_type == e1000_media_type_copper) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   610
		uint16_t mii_reg = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   611
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   612
		switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   613
		case e1000_82540:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   614
		case e1000_82545:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   615
		case e1000_82545_rev_3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   616
		case e1000_82546:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   617
		case e1000_82546_rev_3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   618
		case e1000_82541:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   619
		case e1000_82541_rev_2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   620
		case e1000_82547:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   621
		case e1000_82547_rev_2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   622
			if (E1000_READ_REG(&adapter->hw, MANC) &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   623
			    E1000_MANC_SMBUS_EN)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   624
				goto out;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   625
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   626
		case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   627
		case e1000_82572:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   628
		case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   629
		case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   630
		case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   631
			if (e1000_check_mng_mode(&adapter->hw) ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   632
			    e1000_check_phy_reset_block(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   633
				goto out;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   634
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   635
		default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   636
			goto out;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   637
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   638
		e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   639
		mii_reg |= MII_CR_POWER_DOWN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   640
		e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   641
		mdelay(1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   642
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   643
out:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   644
	return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   645
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   646
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   647
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   648
e1000_down(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   649
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   650
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   651
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   652
	/* signal that we're down so the interrupt handler does not
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   653
	 * reschedule our watchdog timer */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   654
	set_bit(__E1000_DOWN, &adapter->flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   655
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   656
    if (!adapter->ecdev) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   657
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   658
		netif_poll_disable(netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   659
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   660
		e1000_irq_disable(adapter);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   661
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   662
        del_timer_sync(&adapter->tx_fifo_stall_timer);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   663
        del_timer_sync(&adapter->watchdog_timer);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   664
        del_timer_sync(&adapter->phy_info_timer);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   665
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   666
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   667
	netdev->tx_queue_len = adapter->tx_queue_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   668
	adapter->link_speed = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   669
	adapter->link_duplex = 0;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   670
	if (!adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   671
		netif_carrier_off(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   672
		netif_stop_queue(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
   673
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   674
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   675
	e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   676
	e1000_clean_all_tx_rings(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   677
	e1000_clean_all_rx_rings(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   678
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   679
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   680
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   681
e1000_reinit_locked(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   682
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   683
	WARN_ON(in_interrupt());
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   684
	while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   685
		msleep(1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   686
	e1000_down(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   687
	e1000_up(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   688
	clear_bit(__E1000_RESETTING, &adapter->flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   689
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   690
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   691
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   692
e1000_reset(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   693
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   694
	uint32_t pba = 0, tx_space, min_tx_space, min_rx_space;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   695
	uint16_t fc_high_water_mark = E1000_FC_HIGH_DIFF;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   696
	boolean_t legacy_pba_adjust = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   697
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   698
	/* Repartition Pba for greater than 9k mtu
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   699
	 * To take effect CTRL.RST is required.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   700
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   701
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   702
	switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   703
	case e1000_82542_rev2_0:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   704
	case e1000_82542_rev2_1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   705
	case e1000_82543:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   706
	case e1000_82544:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   707
	case e1000_82540:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   708
	case e1000_82541:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   709
	case e1000_82541_rev_2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   710
		legacy_pba_adjust = TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   711
		pba = E1000_PBA_48K;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   712
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   713
	case e1000_82545:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   714
	case e1000_82545_rev_3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   715
	case e1000_82546:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   716
	case e1000_82546_rev_3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   717
		pba = E1000_PBA_48K;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   718
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   719
	case e1000_82547:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   720
	case e1000_82547_rev_2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   721
		legacy_pba_adjust = TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   722
		pba = E1000_PBA_30K;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   723
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   724
	case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   725
	case e1000_82572:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   726
	case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   727
		pba = E1000_PBA_38K;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   728
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   729
	case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   730
		pba = E1000_PBA_20K;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   731
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   732
	case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   733
		pba = E1000_PBA_8K;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   734
	case e1000_undefined:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   735
	case e1000_num_macs:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   736
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   737
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   738
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   739
	if (legacy_pba_adjust == TRUE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   740
		if (adapter->netdev->mtu > E1000_RXBUFFER_8192)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   741
			pba -= 8; /* allocate more FIFO for Tx */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   742
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   743
		if (adapter->hw.mac_type == e1000_82547) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   744
			adapter->tx_fifo_head = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   745
			adapter->tx_head_addr = pba << E1000_TX_HEAD_ADDR_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   746
			adapter->tx_fifo_size =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   747
				(E1000_PBA_40K - pba) << E1000_PBA_BYTES_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   748
			atomic_set(&adapter->tx_fifo_stall, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   749
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   750
	} else if (adapter->hw.max_frame_size > MAXIMUM_ETHERNET_FRAME_SIZE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   751
		/* adjust PBA for jumbo frames */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   752
		E1000_WRITE_REG(&adapter->hw, PBA, pba);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   753
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   754
		/* To maintain wire speed transmits, the Tx FIFO should be
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   755
		 * large enough to accomodate two full transmit packets,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   756
		 * rounded up to the next 1KB and expressed in KB.  Likewise,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   757
		 * the Rx FIFO should be large enough to accomodate at least
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   758
		 * one full receive packet and is similarly rounded up and
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   759
		 * expressed in KB. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   760
		pba = E1000_READ_REG(&adapter->hw, PBA);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   761
		/* upper 16 bits has Tx packet buffer allocation size in KB */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   762
		tx_space = pba >> 16;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   763
		/* lower 16 bits has Rx packet buffer allocation size in KB */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   764
		pba &= 0xffff;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   765
		/* don't include ethernet FCS because hardware appends/strips */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   766
		min_rx_space = adapter->netdev->mtu + ENET_HEADER_SIZE +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   767
		               VLAN_TAG_SIZE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   768
		min_tx_space = min_rx_space;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   769
		min_tx_space *= 2;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   770
		min_tx_space = ALIGN(min_tx_space, 1024);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   771
		min_tx_space >>= 10;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   772
		min_rx_space = ALIGN(min_rx_space, 1024);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   773
		min_rx_space >>= 10;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   774
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   775
		/* If current Tx allocation is less than the min Tx FIFO size,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   776
		 * and the min Tx FIFO size is less than the current Rx FIFO
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   777
		 * allocation, take space away from current Rx allocation */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   778
		if (tx_space < min_tx_space &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   779
		    ((min_tx_space - tx_space) < pba)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   780
			pba = pba - (min_tx_space - tx_space);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   781
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   782
			/* PCI/PCIx hardware has PBA alignment constraints */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   783
			switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   784
			case e1000_82545 ... e1000_82546_rev_3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   785
				pba &= ~(E1000_PBA_8K - 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   786
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   787
			default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   788
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   789
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   790
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   791
			/* if short on rx space, rx wins and must trump tx
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   792
			 * adjustment or use Early Receive if available */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   793
			if (pba < min_rx_space) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   794
				switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   795
				case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   796
					/* ERT enabled in e1000_configure_rx */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   797
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   798
				default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   799
					pba = min_rx_space;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   800
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   801
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   802
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   803
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   804
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   805
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   806
	E1000_WRITE_REG(&adapter->hw, PBA, pba);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   807
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   808
	/* flow control settings */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   809
	/* Set the FC high water mark to 90% of the FIFO size.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   810
	 * Required to clear last 3 LSB */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   811
	fc_high_water_mark = ((pba * 9216)/10) & 0xFFF8;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   812
	/* We can't use 90% on small FIFOs because the remainder
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   813
	 * would be less than 1 full frame.  In this case, we size
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   814
	 * it to allow at least a full frame above the high water
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   815
	 *  mark. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   816
	if (pba < E1000_PBA_16K)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   817
		fc_high_water_mark = (pba * 1024) - 1600;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   818
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   819
	adapter->hw.fc_high_water = fc_high_water_mark;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   820
	adapter->hw.fc_low_water = fc_high_water_mark - 8;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   821
	if (adapter->hw.mac_type == e1000_80003es2lan)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   822
		adapter->hw.fc_pause_time = 0xFFFF;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   823
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   824
		adapter->hw.fc_pause_time = E1000_FC_PAUSE_TIME;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   825
	adapter->hw.fc_send_xon = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   826
	adapter->hw.fc = adapter->hw.original_fc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   827
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   828
	/* Allow time for pending master requests to run */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   829
	e1000_reset_hw(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   830
	if (adapter->hw.mac_type >= e1000_82544)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   831
		E1000_WRITE_REG(&adapter->hw, WUC, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   832
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   833
	if (e1000_init_hw(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   834
		DPRINTK(PROBE, ERR, "Hardware Error\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   835
	e1000_update_mng_vlan(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   836
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   837
	/* if (adapter->hwflags & HWFLAGS_PHY_PWR_BIT) { */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   838
	if (adapter->hw.mac_type >= e1000_82544 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   839
	    adapter->hw.mac_type <= e1000_82547_rev_2 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   840
	    adapter->hw.autoneg == 1 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   841
	    adapter->hw.autoneg_advertised == ADVERTISE_1000_FULL) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   842
		uint32_t ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   843
		/* clear phy power management bit if we are in gig only mode,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   844
		 * which if enabled will attempt negotiation to 100Mb, which
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   845
		 * can cause a loss of link at power off or driver unload */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   846
		ctrl &= ~E1000_CTRL_SWDPIN3;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   847
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   848
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   849
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   850
	/* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   851
	E1000_WRITE_REG(&adapter->hw, VET, ETHERNET_IEEE_VLAN_TYPE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   852
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   853
	e1000_reset_adaptive(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   854
	e1000_phy_get_info(&adapter->hw, &adapter->phy_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   855
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   856
	if (!adapter->smart_power_down &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   857
	    (adapter->hw.mac_type == e1000_82571 ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   858
	     adapter->hw.mac_type == e1000_82572)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   859
		uint16_t phy_data = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   860
		/* speed up time to link by disabling smart power down, ignore
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   861
		 * the return value of this function because there is nothing
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   862
		 * different we would do if it failed */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   863
		e1000_read_phy_reg(&adapter->hw, IGP02E1000_PHY_POWER_MGMT,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   864
		                   &phy_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   865
		phy_data &= ~IGP02E1000_PM_SPD;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   866
		e1000_write_phy_reg(&adapter->hw, IGP02E1000_PHY_POWER_MGMT,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   867
		                    phy_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   868
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   869
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   870
	e1000_release_manageability(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   871
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   872
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   873
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   874
 * e1000_probe - Device Initialization Routine
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   875
 * @pdev: PCI device information struct
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   876
 * @ent: entry in e1000_pci_tbl
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   877
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   878
 * Returns 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   879
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   880
 * e1000_probe initializes an adapter identified by a pci_dev structure.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   881
 * The OS initialization, configuring of the adapter private structure,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   882
 * and a hardware reset occur.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   883
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   884
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   885
static int __devinit
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   886
e1000_probe(struct pci_dev *pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   887
            const struct pci_device_id *ent)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   888
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   889
	struct net_device *netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   890
	struct e1000_adapter *adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   891
	unsigned long mmio_start, mmio_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   892
	unsigned long flash_start, flash_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   893
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   894
	static int cards_found = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   895
	static int global_quad_port_a = 0; /* global ksp3 port a indication */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   896
	int i, err, pci_using_dac;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   897
	uint16_t eeprom_data = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   898
	uint16_t eeprom_apme_mask = E1000_EEPROM_APME;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   899
	if ((err = pci_enable_device(pdev)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   900
		return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   901
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   902
	if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK)) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   903
	    !(err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   904
		pci_using_dac = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   905
	} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   906
		if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   907
		    (err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   908
			E1000_ERR("No usable DMA configuration, aborting\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   909
			goto err_dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   910
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   911
		pci_using_dac = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   912
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   913
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   914
	if ((err = pci_request_regions(pdev, e1000_driver_name)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   915
		goto err_pci_reg;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   916
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   917
	pci_set_master(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   918
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   919
	err = -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   920
	netdev = alloc_etherdev(sizeof(struct e1000_adapter));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   921
	if (!netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   922
		goto err_alloc_etherdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   923
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   924
	SET_MODULE_OWNER(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   925
	SET_NETDEV_DEV(netdev, &pdev->dev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   926
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   927
	pci_set_drvdata(pdev, netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   928
	adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   929
	adapter->netdev = netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   930
	adapter->pdev = pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   931
	adapter->hw.back = adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   932
	adapter->msg_enable = (1 << debug) - 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   933
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   934
	mmio_start = pci_resource_start(pdev, BAR_0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   935
	mmio_len = pci_resource_len(pdev, BAR_0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   936
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   937
	err = -EIO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   938
	adapter->hw.hw_addr = ioremap(mmio_start, mmio_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   939
	if (!adapter->hw.hw_addr)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   940
		goto err_ioremap;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   941
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   942
	for (i = BAR_1; i <= BAR_5; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   943
		if (pci_resource_len(pdev, i) == 0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   944
			continue;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   945
		if (pci_resource_flags(pdev, i) & IORESOURCE_IO) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   946
			adapter->hw.io_base = pci_resource_start(pdev, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   947
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   948
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   949
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   950
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   951
	netdev->open = &e1000_open;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   952
	netdev->stop = &e1000_close;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   953
	netdev->hard_start_xmit = &e1000_xmit_frame;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   954
	netdev->get_stats = &e1000_get_stats;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   955
	netdev->set_multicast_list = &e1000_set_multi;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   956
	netdev->set_mac_address = &e1000_set_mac;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   957
	netdev->change_mtu = &e1000_change_mtu;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   958
	netdev->do_ioctl = &e1000_ioctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   959
	e1000_set_ethtool_ops(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   960
	netdev->tx_timeout = &e1000_tx_timeout;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   961
	netdev->watchdog_timeo = 5 * HZ;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   962
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   963
	netdev->poll = &e1000_clean;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   964
	netdev->weight = 64;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   965
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   966
	netdev->vlan_rx_register = e1000_vlan_rx_register;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   967
	netdev->vlan_rx_add_vid = e1000_vlan_rx_add_vid;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   968
	netdev->vlan_rx_kill_vid = e1000_vlan_rx_kill_vid;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   969
#ifdef CONFIG_NET_POLL_CONTROLLER
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   970
	netdev->poll_controller = e1000_netpoll;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   971
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   972
	strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   973
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   974
	netdev->mem_start = mmio_start;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   975
	netdev->mem_end = mmio_start + mmio_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   976
	netdev->base_addr = adapter->hw.io_base;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   977
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   978
	adapter->bd_number = cards_found;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   979
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   980
	/* setup the private structure */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   981
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   982
	if ((err = e1000_sw_init(adapter)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   983
		goto err_sw_init;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   984
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   985
	err = -EIO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   986
	/* Flash BAR mapping must happen after e1000_sw_init
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   987
	 * because it depends on mac_type */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   988
	if ((adapter->hw.mac_type == e1000_ich8lan) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   989
	   (pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   990
		flash_start = pci_resource_start(pdev, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   991
		flash_len = pci_resource_len(pdev, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   992
		adapter->hw.flash_address = ioremap(flash_start, flash_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   993
		if (!adapter->hw.flash_address)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   994
			goto err_flashmap;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   995
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   996
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   997
	if (e1000_check_phy_reset_block(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   998
		DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   999
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1000
	if (adapter->hw.mac_type >= e1000_82543) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1001
		netdev->features = NETIF_F_SG |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1002
				   NETIF_F_HW_CSUM |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1003
				   NETIF_F_HW_VLAN_TX |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1004
				   NETIF_F_HW_VLAN_RX |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1005
				   NETIF_F_HW_VLAN_FILTER;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1006
		if (adapter->hw.mac_type == e1000_ich8lan)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1007
			netdev->features &= ~NETIF_F_HW_VLAN_FILTER;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1008
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1009
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1010
	if ((adapter->hw.mac_type >= e1000_82544) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1011
	   (adapter->hw.mac_type != e1000_82547))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1012
		netdev->features |= NETIF_F_TSO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1013
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1014
	if (adapter->hw.mac_type > e1000_82547_rev_2)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1015
		netdev->features |= NETIF_F_TSO6;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1016
	if (pci_using_dac)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1017
		netdev->features |= NETIF_F_HIGHDMA;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1018
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1019
	netdev->features |= NETIF_F_LLTX;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1020
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1021
	adapter->en_mng_pt = e1000_enable_mng_pass_thru(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1022
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1023
	/* initialize eeprom parameters */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1024
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1025
	if (e1000_init_eeprom_params(&adapter->hw)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1026
		E1000_ERR("EEPROM initialization failed\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1027
		goto err_eeprom;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1028
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1029
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1030
	/* before reading the EEPROM, reset the controller to
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1031
	 * put the device in a known good starting state */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1032
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1033
	e1000_reset_hw(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1034
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1035
	/* make sure the EEPROM is good */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1036
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1037
	if (e1000_validate_eeprom_checksum(&adapter->hw) < 0) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1038
		DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1039
		goto err_eeprom;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1040
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1041
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1042
	/* copy the MAC address out of the EEPROM */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1043
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1044
	if (e1000_read_mac_addr(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1045
		DPRINTK(PROBE, ERR, "EEPROM Read Error\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1046
	memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1047
	memcpy(netdev->perm_addr, adapter->hw.mac_addr, netdev->addr_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1048
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1049
	if (!is_valid_ether_addr(netdev->perm_addr)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1050
		DPRINTK(PROBE, ERR, "Invalid MAC Address\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1051
		goto err_eeprom;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1052
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1053
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1054
	e1000_get_bus_info(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1055
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1056
	init_timer(&adapter->tx_fifo_stall_timer);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1057
	adapter->tx_fifo_stall_timer.function = &e1000_82547_tx_fifo_stall;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1058
	adapter->tx_fifo_stall_timer.data = (unsigned long) adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1059
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1060
	init_timer(&adapter->watchdog_timer);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1061
	adapter->watchdog_timer.function = &e1000_watchdog;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1062
	adapter->watchdog_timer.data = (unsigned long) adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1063
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1064
	init_timer(&adapter->phy_info_timer);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1065
	adapter->phy_info_timer.function = &e1000_update_phy_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1066
	adapter->phy_info_timer.data = (unsigned long) adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1067
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1068
	INIT_WORK(&adapter->reset_task, e1000_reset_task);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1069
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1070
	e1000_check_options(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1071
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1072
	/* Initial Wake on LAN setting
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1073
	 * If APM wake is enabled in the EEPROM,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1074
	 * enable the ACPI Magic Packet filter
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1075
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1076
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1077
	switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1078
	case e1000_82542_rev2_0:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1079
	case e1000_82542_rev2_1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1080
	case e1000_82543:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1081
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1082
	case e1000_82544:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1083
		e1000_read_eeprom(&adapter->hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1084
			EEPROM_INIT_CONTROL2_REG, 1, &eeprom_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1085
		eeprom_apme_mask = E1000_EEPROM_82544_APM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1086
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1087
	case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1088
		e1000_read_eeprom(&adapter->hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1089
			EEPROM_INIT_CONTROL1_REG, 1, &eeprom_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1090
		eeprom_apme_mask = E1000_EEPROM_ICH8_APME;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1091
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1092
	case e1000_82546:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1093
	case e1000_82546_rev_3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1094
	case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1095
	case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1096
		if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1){
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1097
			e1000_read_eeprom(&adapter->hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1098
				EEPROM_INIT_CONTROL3_PORT_B, 1, &eeprom_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1099
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1100
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1101
		/* Fall Through */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1102
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1103
		e1000_read_eeprom(&adapter->hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1104
			EEPROM_INIT_CONTROL3_PORT_A, 1, &eeprom_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1105
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1106
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1107
	if (eeprom_data & eeprom_apme_mask)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1108
		adapter->eeprom_wol |= E1000_WUFC_MAG;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1109
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1110
	/* now that we have the eeprom settings, apply the special cases
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1111
	 * where the eeprom may be wrong or the board simply won't support
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1112
	 * wake on lan on a particular port */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1113
	switch (pdev->device) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1114
	case E1000_DEV_ID_82546GB_PCIE:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1115
		adapter->eeprom_wol = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1116
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1117
	case E1000_DEV_ID_82546EB_FIBER:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1118
	case E1000_DEV_ID_82546GB_FIBER:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1119
	case E1000_DEV_ID_82571EB_FIBER:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1120
		/* Wake events only supported on port A for dual fiber
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1121
		 * regardless of eeprom setting */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1122
		if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1123
			adapter->eeprom_wol = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1124
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1125
	case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1126
	case E1000_DEV_ID_82571EB_QUAD_COPPER:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1127
	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1128
		/* if quad port adapter, disable WoL on all but port A */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1129
		if (global_quad_port_a != 0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1130
			adapter->eeprom_wol = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1131
		else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1132
			adapter->quad_port_a = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1133
		/* Reset for multiple quad port adapters */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1134
		if (++global_quad_port_a == 4)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1135
			global_quad_port_a = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1136
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1137
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1138
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1139
	/* initialize the wol settings based on the eeprom settings */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1140
	adapter->wol = adapter->eeprom_wol;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1141
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1142
	/* print bus type/speed/width info */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1143
	{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1144
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1145
	DPRINTK(PROBE, INFO, "(PCI%s:%s:%s) ",
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1146
		((hw->bus_type == e1000_bus_type_pcix) ? "-X" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1147
		 (hw->bus_type == e1000_bus_type_pci_express ? " Express":"")),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1148
		((hw->bus_speed == e1000_bus_speed_2500) ? "2.5Gb/s" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1149
		 (hw->bus_speed == e1000_bus_speed_133) ? "133MHz" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1150
		 (hw->bus_speed == e1000_bus_speed_120) ? "120MHz" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1151
		 (hw->bus_speed == e1000_bus_speed_100) ? "100MHz" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1152
		 (hw->bus_speed == e1000_bus_speed_66) ? "66MHz" : "33MHz"),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1153
		((hw->bus_width == e1000_bus_width_64) ? "64-bit" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1154
		 (hw->bus_width == e1000_bus_width_pciex_4) ? "Width x4" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1155
		 (hw->bus_width == e1000_bus_width_pciex_1) ? "Width x1" :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1156
		 "32-bit"));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1157
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1158
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1159
	for (i = 0; i < 6; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1160
		printk("%2.2x%c", netdev->dev_addr[i], i == 5 ? '\n' : ':');
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1161
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1162
	/* reset the hardware with the new settings */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1163
	e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1164
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1165
	/* If the controller is 82573 and f/w is AMT, do not set
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1166
	 * DRV_LOAD until the interface is up.  For all other cases,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1167
	 * let the f/w know that the h/w is now under the control
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1168
	 * of the driver. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1169
	if (adapter->hw.mac_type != e1000_82573 ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1170
	    !e1000_check_mng_mode(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1171
		e1000_get_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1172
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1173
	// offer device to EtherCAT master module
1011
a0759d0dded4 Improved ecdev_offer().
Florian Pose <fp@igh-essen.com>
parents: 789
diff changeset
  1174
	adapter->ecdev = ecdev_offer(netdev, ec_poll, THIS_MODULE);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1175
	if (adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1176
		if (ecdev_open(adapter->ecdev)) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1177
			ecdev_withdraw(adapter->ecdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1178
			goto err_register;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1179
		}
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1180
	} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1181
		/* tell the stack to leave us alone until e1000_open() is called */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1182
		netif_carrier_off(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1183
		netif_stop_queue(netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1184
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1185
		netif_poll_disable(netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1186
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1187
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1188
		strcpy(netdev->name, "eth%d");
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1189
		if ((err = register_netdev(netdev)))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1190
			goto err_register;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1191
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1192
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1193
	DPRINTK(PROBE, INFO, "Intel(R) PRO/1000 Network Connection\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1194
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1195
	cards_found++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1196
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1197
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1198
err_register:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1199
	e1000_release_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1200
err_eeprom:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1201
	if (!e1000_check_phy_reset_block(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1202
		e1000_phy_hw_reset(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1203
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1204
	if (adapter->hw.flash_address)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1205
		iounmap(adapter->hw.flash_address);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1206
err_flashmap:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1207
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1208
	for (i = 0; i < adapter->num_rx_queues; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1209
		dev_put(&adapter->polling_netdev[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1210
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1211
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1212
	kfree(adapter->tx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1213
	kfree(adapter->rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1214
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1215
	kfree(adapter->polling_netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1216
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1217
err_sw_init:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1218
	iounmap(adapter->hw.hw_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1219
err_ioremap:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1220
	free_netdev(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1221
err_alloc_etherdev:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1222
	pci_release_regions(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1223
err_pci_reg:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1224
err_dma:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1225
	pci_disable_device(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1226
	return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1227
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1228
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1229
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1230
 * e1000_remove - Device Removal Routine
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1231
 * @pdev: PCI device information struct
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1232
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1233
 * e1000_remove is called by the PCI subsystem to alert the driver
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1234
 * that it should release a PCI device.  The could be caused by a
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1235
 * Hot-Plug event, or because the driver is going to be removed from
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1236
 * memory.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1237
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1238
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1239
static void __devexit
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1240
e1000_remove(struct pci_dev *pdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1241
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1242
	struct net_device *netdev = pci_get_drvdata(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1243
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1244
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1245
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1246
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1247
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1248
	cancel_work_sync(&adapter->reset_task);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1249
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1250
	e1000_release_manageability(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1251
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1252
	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1253
	 * would have already happened in close and is redundant. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1254
	e1000_release_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1255
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1256
	if (adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1257
		ecdev_close(adapter->ecdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1258
		ecdev_withdraw(adapter->ecdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1259
	} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1260
		unregister_netdev(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1261
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1262
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1263
	for (i = 0; i < adapter->num_rx_queues; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1264
		dev_put(&adapter->polling_netdev[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1265
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1266
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1267
	if (!e1000_check_phy_reset_block(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1268
		e1000_phy_hw_reset(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1269
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1270
	kfree(adapter->tx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1271
	kfree(adapter->rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1272
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1273
	kfree(adapter->polling_netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1274
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1275
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1276
	iounmap(adapter->hw.hw_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1277
	if (adapter->hw.flash_address)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1278
		iounmap(adapter->hw.flash_address);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1279
	pci_release_regions(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1280
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1281
	free_netdev(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1282
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1283
	pci_disable_device(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1284
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1285
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1286
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1287
 * e1000_sw_init - Initialize general software structures (struct e1000_adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1288
 * @adapter: board private structure to initialize
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1289
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1290
 * e1000_sw_init initializes the Adapter private data structure.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1291
 * Fields are initialized based on PCI device information and
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1292
 * OS network device settings (MTU size).
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1293
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1294
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1295
static int __devinit
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1296
e1000_sw_init(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1297
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1298
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1299
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1300
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1301
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1302
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1303
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1304
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1305
	/* PCI config space info */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1306
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1307
	hw->vendor_id = pdev->vendor;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1308
	hw->device_id = pdev->device;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1309
	hw->subsystem_vendor_id = pdev->subsystem_vendor;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1310
	hw->subsystem_id = pdev->subsystem_device;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1311
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1312
	pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1313
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1314
	pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1315
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1316
	adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1317
	adapter->rx_ps_bsize0 = E1000_RXBUFFER_128;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1318
	hw->max_frame_size = netdev->mtu +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1319
			     ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1320
	hw->min_frame_size = MINIMUM_ETHERNET_FRAME_SIZE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1321
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1322
	/* identify the MAC */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1323
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1324
	if (e1000_set_mac_type(hw)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1325
		DPRINTK(PROBE, ERR, "Unknown MAC Type\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1326
		return -EIO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1327
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1328
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1329
	switch (hw->mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1330
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1331
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1332
	case e1000_82541:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1333
	case e1000_82547:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1334
	case e1000_82541_rev_2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1335
	case e1000_82547_rev_2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1336
		hw->phy_init_script = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1337
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1338
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1339
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1340
	e1000_set_media_type(hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1341
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1342
	hw->wait_autoneg_complete = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1343
	hw->tbi_compatibility_en = TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1344
	hw->adaptive_ifs = TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1345
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1346
	/* Copper options */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1347
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1348
	if (hw->media_type == e1000_media_type_copper) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1349
		hw->mdix = AUTO_ALL_MODES;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1350
		hw->disable_polarity_correction = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1351
		hw->master_slave = E1000_MASTER_SLAVE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1352
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1353
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1354
	adapter->num_tx_queues = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1355
	adapter->num_rx_queues = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1356
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1357
	if (e1000_alloc_queues(adapter)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1358
		DPRINTK(PROBE, ERR, "Unable to allocate memory for queues\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1359
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1360
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1361
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1362
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1363
	for (i = 0; i < adapter->num_rx_queues; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1364
		adapter->polling_netdev[i].priv = adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1365
		adapter->polling_netdev[i].poll = &e1000_clean;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1366
		adapter->polling_netdev[i].weight = 64;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1367
		dev_hold(&adapter->polling_netdev[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1368
		set_bit(__LINK_STATE_START, &adapter->polling_netdev[i].state);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1369
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1370
	spin_lock_init(&adapter->tx_queue_lock);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1371
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1372
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1373
	/* Explicitly disable IRQ since the NIC can be in any state. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1374
	atomic_set(&adapter->irq_sem, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1375
	e1000_irq_disable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1376
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1377
	spin_lock_init(&adapter->stats_lock);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1378
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1379
	set_bit(__E1000_DOWN, &adapter->flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1380
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1381
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1382
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1383
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1384
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1385
 * e1000_alloc_queues - Allocate memory for all rings
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1386
 * @adapter: board private structure to initialize
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1387
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1388
 * We allocate one ring per queue at run-time since we don't know the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1389
 * number of queues at compile-time.  The polling_netdev array is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1390
 * intended for Multiqueue, but should work fine with a single queue.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1391
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1392
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1393
static int __devinit
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1394
e1000_alloc_queues(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1395
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1396
	adapter->tx_ring = kcalloc(adapter->num_tx_queues,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1397
	                           sizeof(struct e1000_tx_ring), GFP_KERNEL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1398
	if (!adapter->tx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1399
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1400
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1401
	adapter->rx_ring = kcalloc(adapter->num_rx_queues,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1402
	                           sizeof(struct e1000_rx_ring), GFP_KERNEL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1403
	if (!adapter->rx_ring) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1404
		kfree(adapter->tx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1405
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1406
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1407
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1408
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1409
	adapter->polling_netdev = kcalloc(adapter->num_rx_queues,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1410
	                                  sizeof(struct net_device),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1411
	                                  GFP_KERNEL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1412
	if (!adapter->polling_netdev) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1413
		kfree(adapter->tx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1414
		kfree(adapter->rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1415
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1416
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1417
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1418
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1419
	return E1000_SUCCESS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1420
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1421
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1422
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1423
 * e1000_open - Called when a network interface is made active
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1424
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1425
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1426
 * Returns 0 on success, negative value on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1427
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1428
 * The open entry point is called when a network interface is made
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1429
 * active by the system (IFF_UP).  At this point all resources needed
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1430
 * for transmit and receive operations are allocated, the interrupt
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1431
 * handler is registered with the OS, the watchdog timer is started,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1432
 * and the stack is notified that the interface is ready.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1433
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1434
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1435
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1436
e1000_open(struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1437
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1438
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1439
	int err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1440
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1441
	/* disallow open during test */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1442
	if (test_bit(__E1000_TESTING, &adapter->flags))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1443
		return -EBUSY;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1444
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1445
	/* allocate transmit descriptors */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1446
	err = e1000_setup_all_tx_resources(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1447
	if (err)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1448
		goto err_setup_tx;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1449
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1450
	/* allocate receive descriptors */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1451
	err = e1000_setup_all_rx_resources(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1452
	if (err)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1453
		goto err_setup_rx;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1454
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1455
	e1000_power_up_phy(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1456
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1457
	adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1458
	if ((adapter->hw.mng_cookie.status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1459
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1460
		e1000_update_mng_vlan(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1461
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1462
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1463
	/* If AMT is enabled, let the firmware know that the network
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1464
	 * interface is now open */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1465
	if (adapter->hw.mac_type == e1000_82573 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1466
	    e1000_check_mng_mode(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1467
		e1000_get_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1468
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1469
	/* before we allocate an interrupt, we must be ready to handle it.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1470
	 * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1471
	 * as soon as we call pci_request_irq, so we have to setup our
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1472
	 * clean_rx handler before we do so.  */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1473
	e1000_configure(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1474
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1475
	err = e1000_request_irq(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1476
	if (err)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1477
		goto err_req_irq;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1478
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1479
	/* From here on the code is the same as e1000_up() */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1480
	clear_bit(__E1000_DOWN, &adapter->flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1481
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1482
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1483
    if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  1484
		netif_poll_enable(netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1485
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1486
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1487
	e1000_irq_enable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1488
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1489
	/* fire a link status change interrupt to start the watchdog */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1490
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1491
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1492
	return E1000_SUCCESS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1493
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1494
err_req_irq:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1495
	e1000_release_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1496
	e1000_power_down_phy(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1497
	e1000_free_all_rx_resources(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1498
err_setup_rx:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1499
	e1000_free_all_tx_resources(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1500
err_setup_tx:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1501
	e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1502
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1503
	return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1504
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1505
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1506
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1507
 * e1000_close - Disables a network interface
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1508
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1509
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1510
 * Returns 0, this is not allowed to fail
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1511
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1512
 * The close entry point is called when an interface is de-activated
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1513
 * by the OS.  The hardware is still under the drivers control, but
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1514
 * needs to be disabled.  A global MAC reset is issued to stop the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1515
 * hardware, and all transmit and receive resources are freed.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1516
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1517
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1518
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1519
e1000_close(struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1520
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1521
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1522
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1523
	WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1524
	e1000_down(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1525
	e1000_power_down_phy(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1526
	e1000_free_irq(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1527
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1528
	e1000_free_all_tx_resources(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1529
	e1000_free_all_rx_resources(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1530
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1531
	/* kill manageability vlan ID if supported, but not if a vlan with
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1532
	 * the same ID is registered on the host OS (let 8021q kill it) */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1533
	if ((adapter->hw.mng_cookie.status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1534
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1535
	     !(adapter->vlgrp &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1536
	       vlan_group_get_device(adapter->vlgrp, adapter->mng_vlan_id))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1537
		e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1538
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1539
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1540
	/* If AMT is enabled, let the firmware know that the network
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1541
	 * interface is now closed */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1542
	if (adapter->hw.mac_type == e1000_82573 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1543
	    e1000_check_mng_mode(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1544
		e1000_release_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1545
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1546
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1547
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1548
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1549
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1550
 * e1000_check_64k_bound - check that memory doesn't cross 64kB boundary
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1551
 * @adapter: address of board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1552
 * @start: address of beginning of memory
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1553
 * @len: length of memory
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1554
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1555
static boolean_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1556
e1000_check_64k_bound(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1557
		      void *start, unsigned long len)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1558
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1559
	unsigned long begin = (unsigned long) start;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1560
	unsigned long end = begin + len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1561
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1562
	/* First rev 82545 and 82546 need to not allow any memory
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1563
	 * write location to cross 64k boundary due to errata 23 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1564
	if (adapter->hw.mac_type == e1000_82545 ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1565
	    adapter->hw.mac_type == e1000_82546) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1566
		return ((begin ^ (end - 1)) >> 16) != 0 ? FALSE : TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1567
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1568
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1569
	return TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1570
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1571
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1572
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1573
 * e1000_setup_tx_resources - allocate Tx resources (Descriptors)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1574
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1575
 * @txdr:    tx descriptor ring (for a specific queue) to setup
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1576
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1577
 * Return 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1578
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1579
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1580
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1581
e1000_setup_tx_resources(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1582
                         struct e1000_tx_ring *txdr)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1583
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1584
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1585
	int size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1586
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1587
	size = sizeof(struct e1000_buffer) * txdr->count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1588
	txdr->buffer_info = vmalloc(size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1589
	if (!txdr->buffer_info) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1590
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1591
		"Unable to allocate memory for the transmit descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1592
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1593
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1594
	memset(txdr->buffer_info, 0, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1595
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1596
	/* round up to nearest 4K */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1597
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1598
	txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1599
	txdr->size = ALIGN(txdr->size, 4096);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1600
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1601
	txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1602
	if (!txdr->desc) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1603
setup_tx_desc_die:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1604
		vfree(txdr->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1605
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1606
		"Unable to allocate memory for the transmit descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1607
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1608
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1609
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1610
	/* Fix for errata 23, can't cross 64kB boundary */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1611
	if (!e1000_check_64k_bound(adapter, txdr->desc, txdr->size)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1612
		void *olddesc = txdr->desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1613
		dma_addr_t olddma = txdr->dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1614
		DPRINTK(TX_ERR, ERR, "txdr align check failed: %u bytes "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1615
				     "at %p\n", txdr->size, txdr->desc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1616
		/* Try again, without freeing the previous */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1617
		txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1618
		/* Failed allocation, critical failure */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1619
		if (!txdr->desc) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1620
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1621
			goto setup_tx_desc_die;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1622
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1623
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1624
		if (!e1000_check_64k_bound(adapter, txdr->desc, txdr->size)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1625
			/* give up */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1626
			pci_free_consistent(pdev, txdr->size, txdr->desc,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1627
					    txdr->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1628
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1629
			DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1630
				"Unable to allocate aligned memory "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1631
				"for the transmit descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1632
			vfree(txdr->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1633
			return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1634
		} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1635
			/* Free old allocation, new allocation was successful */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1636
			pci_free_consistent(pdev, txdr->size, olddesc, olddma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1637
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1638
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1639
	memset(txdr->desc, 0, txdr->size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1640
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1641
	txdr->next_to_use = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1642
	txdr->next_to_clean = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1643
	spin_lock_init(&txdr->tx_lock);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1644
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1645
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1646
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1647
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1648
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1649
 * e1000_setup_all_tx_resources - wrapper to allocate Tx resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1650
 * 				  (Descriptors) for all queues
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1651
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1652
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1653
 * Return 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1654
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1655
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1656
int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1657
e1000_setup_all_tx_resources(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1658
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1659
	int i, err = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1660
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1661
	for (i = 0; i < adapter->num_tx_queues; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1662
		err = e1000_setup_tx_resources(adapter, &adapter->tx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1663
		if (err) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1664
			DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1665
				"Allocation for Tx Queue %u failed\n", i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1666
			for (i-- ; i >= 0; i--)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1667
				e1000_free_tx_resources(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1668
							&adapter->tx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1669
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1670
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1671
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1672
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1673
	return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1674
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1675
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1676
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1677
 * e1000_configure_tx - Configure 8254x Transmit Unit after Reset
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1678
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1679
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1680
 * Configure the Tx unit of the MAC after a reset.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1681
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1682
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1683
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1684
e1000_configure_tx(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1685
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1686
	uint64_t tdba;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1687
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1688
	uint32_t tdlen, tctl, tipg, tarc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1689
	uint32_t ipgr1, ipgr2;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1690
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1691
	/* Setup the HW Tx Head and Tail descriptor pointers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1692
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1693
	switch (adapter->num_tx_queues) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1694
	case 1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1695
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1696
		tdba = adapter->tx_ring[0].dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1697
		tdlen = adapter->tx_ring[0].count *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1698
			sizeof(struct e1000_tx_desc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1699
		E1000_WRITE_REG(hw, TDLEN, tdlen);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1700
		E1000_WRITE_REG(hw, TDBAH, (tdba >> 32));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1701
		E1000_WRITE_REG(hw, TDBAL, (tdba & 0x00000000ffffffffULL));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1702
		E1000_WRITE_REG(hw, TDT, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1703
		E1000_WRITE_REG(hw, TDH, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1704
		adapter->tx_ring[0].tdh = ((hw->mac_type >= e1000_82543) ? E1000_TDH : E1000_82542_TDH);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1705
		adapter->tx_ring[0].tdt = ((hw->mac_type >= e1000_82543) ? E1000_TDT : E1000_82542_TDT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1706
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1707
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1708
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1709
	/* Set the default values for the Tx Inter Packet Gap timer */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1710
	if (adapter->hw.mac_type <= e1000_82547_rev_2 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1711
	    (hw->media_type == e1000_media_type_fiber ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1712
	     hw->media_type == e1000_media_type_internal_serdes))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1713
		tipg = DEFAULT_82543_TIPG_IPGT_FIBER;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1714
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1715
		tipg = DEFAULT_82543_TIPG_IPGT_COPPER;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1716
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1717
	switch (hw->mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1718
	case e1000_82542_rev2_0:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1719
	case e1000_82542_rev2_1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1720
		tipg = DEFAULT_82542_TIPG_IPGT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1721
		ipgr1 = DEFAULT_82542_TIPG_IPGR1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1722
		ipgr2 = DEFAULT_82542_TIPG_IPGR2;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1723
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1724
	case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1725
		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1726
		ipgr2 = DEFAULT_80003ES2LAN_TIPG_IPGR2;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1727
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1728
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1729
		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1730
		ipgr2 = DEFAULT_82543_TIPG_IPGR2;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1731
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1732
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1733
	tipg |= ipgr1 << E1000_TIPG_IPGR1_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1734
	tipg |= ipgr2 << E1000_TIPG_IPGR2_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1735
	E1000_WRITE_REG(hw, TIPG, tipg);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1736
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1737
	/* Set the Tx Interrupt Delay register */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1738
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1739
	E1000_WRITE_REG(hw, TIDV, adapter->tx_int_delay);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1740
	if (hw->mac_type >= e1000_82540)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1741
		E1000_WRITE_REG(hw, TADV, adapter->tx_abs_int_delay);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1742
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1743
	/* Program the Transmit Control Register */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1744
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1745
	tctl = E1000_READ_REG(hw, TCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1746
	tctl &= ~E1000_TCTL_CT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1747
	tctl |= E1000_TCTL_PSP | E1000_TCTL_RTLC |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1748
		(E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1749
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1750
	if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1751
		tarc = E1000_READ_REG(hw, TARC0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1752
		/* set the speed mode bit, we'll clear it if we're not at
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1753
		 * gigabit link later */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1754
		tarc |= (1 << 21);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1755
		E1000_WRITE_REG(hw, TARC0, tarc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1756
	} else if (hw->mac_type == e1000_80003es2lan) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1757
		tarc = E1000_READ_REG(hw, TARC0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1758
		tarc |= 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1759
		E1000_WRITE_REG(hw, TARC0, tarc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1760
		tarc = E1000_READ_REG(hw, TARC1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1761
		tarc |= 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1762
		E1000_WRITE_REG(hw, TARC1, tarc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1763
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1764
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1765
	e1000_config_collision_dist(hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1766
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1767
	/* Setup Transmit Descriptor Settings for eop descriptor */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1768
	adapter->txd_cmd = E1000_TXD_CMD_EOP | E1000_TXD_CMD_IFCS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1769
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1770
	/* only set IDE if we are delaying interrupts using the timers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1771
	if (adapter->tx_int_delay)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1772
		adapter->txd_cmd |= E1000_TXD_CMD_IDE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1773
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1774
	if (hw->mac_type < e1000_82543)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1775
		adapter->txd_cmd |= E1000_TXD_CMD_RPS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1776
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1777
		adapter->txd_cmd |= E1000_TXD_CMD_RS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1778
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1779
	/* Cache if we're 82544 running in PCI-X because we'll
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1780
	 * need this to apply a workaround later in the send path. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1781
	if (hw->mac_type == e1000_82544 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1782
	    hw->bus_type == e1000_bus_type_pcix)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1783
		adapter->pcix_82544 = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1784
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1785
	E1000_WRITE_REG(hw, TCTL, tctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1786
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1787
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1789
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1790
 * e1000_setup_rx_resources - allocate Rx resources (Descriptors)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1791
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1792
 * @rxdr:    rx descriptor ring (for a specific queue) to setup
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1793
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1794
 * Returns 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1795
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1796
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1797
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1798
e1000_setup_rx_resources(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1799
                         struct e1000_rx_ring *rxdr)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1800
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1801
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1802
	int size, desc_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1803
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1804
	size = sizeof(struct e1000_buffer) * rxdr->count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1805
	rxdr->buffer_info = vmalloc(size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1806
	if (!rxdr->buffer_info) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1807
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1808
		"Unable to allocate memory for the receive descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1809
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1810
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1811
	memset(rxdr->buffer_info, 0, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1812
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1813
	rxdr->ps_page = kcalloc(rxdr->count, sizeof(struct e1000_ps_page),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1814
	                        GFP_KERNEL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1815
	if (!rxdr->ps_page) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1816
		vfree(rxdr->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1817
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1818
		"Unable to allocate memory for the receive descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1819
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1820
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1821
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1822
	rxdr->ps_page_dma = kcalloc(rxdr->count,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1823
	                            sizeof(struct e1000_ps_page_dma),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1824
	                            GFP_KERNEL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1825
	if (!rxdr->ps_page_dma) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1826
		vfree(rxdr->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1827
		kfree(rxdr->ps_page);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1828
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1829
		"Unable to allocate memory for the receive descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1830
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1831
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1832
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1833
	if (adapter->hw.mac_type <= e1000_82547_rev_2)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1834
		desc_len = sizeof(struct e1000_rx_desc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1835
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1836
		desc_len = sizeof(union e1000_rx_desc_packet_split);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1837
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1838
	/* Round up to nearest 4K */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1839
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1840
	rxdr->size = rxdr->count * desc_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1841
	rxdr->size = ALIGN(rxdr->size, 4096);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1842
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1843
	rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1844
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1845
	if (!rxdr->desc) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1846
		DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1847
		"Unable to allocate memory for the receive descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1848
setup_rx_desc_die:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1849
		vfree(rxdr->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1850
		kfree(rxdr->ps_page);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1851
		kfree(rxdr->ps_page_dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1852
		return -ENOMEM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1853
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1854
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1855
	/* Fix for errata 23, can't cross 64kB boundary */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1856
	if (!e1000_check_64k_bound(adapter, rxdr->desc, rxdr->size)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1857
		void *olddesc = rxdr->desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1858
		dma_addr_t olddma = rxdr->dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1859
		DPRINTK(RX_ERR, ERR, "rxdr align check failed: %u bytes "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1860
				     "at %p\n", rxdr->size, rxdr->desc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1861
		/* Try again, without freeing the previous */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1862
		rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1863
		/* Failed allocation, critical failure */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1864
		if (!rxdr->desc) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1865
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1866
			DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1867
				"Unable to allocate memory "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1868
				"for the receive descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1869
			goto setup_rx_desc_die;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1870
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1871
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1872
		if (!e1000_check_64k_bound(adapter, rxdr->desc, rxdr->size)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1873
			/* give up */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1874
			pci_free_consistent(pdev, rxdr->size, rxdr->desc,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1875
					    rxdr->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1876
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1877
			DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1878
				"Unable to allocate aligned memory "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1879
				"for the receive descriptor ring\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1880
			goto setup_rx_desc_die;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1881
		} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1882
			/* Free old allocation, new allocation was successful */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1883
			pci_free_consistent(pdev, rxdr->size, olddesc, olddma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1884
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1885
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1886
	memset(rxdr->desc, 0, rxdr->size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1887
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1888
	rxdr->next_to_clean = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1889
	rxdr->next_to_use = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1890
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1891
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1892
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1893
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1894
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1895
 * e1000_setup_all_rx_resources - wrapper to allocate Rx resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1896
 * 				  (Descriptors) for all queues
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1897
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1898
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1899
 * Return 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1900
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1901
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1902
int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1903
e1000_setup_all_rx_resources(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1904
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1905
	int i, err = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1906
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1907
	for (i = 0; i < adapter->num_rx_queues; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1908
		err = e1000_setup_rx_resources(adapter, &adapter->rx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1909
		if (err) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1910
			DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1911
				"Allocation for Rx Queue %u failed\n", i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1912
			for (i-- ; i >= 0; i--)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1913
				e1000_free_rx_resources(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1914
							&adapter->rx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1915
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1916
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1917
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1918
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1919
	return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1920
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1921
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1922
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1923
 * e1000_setup_rctl - configure the receive control registers
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1924
 * @adapter: Board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1925
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1926
#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1927
			(((S) & (PAGE_SIZE - 1)) ? 1 : 0))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1928
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1929
e1000_setup_rctl(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1930
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1931
	uint32_t rctl, rfctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1932
	uint32_t psrctl = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1933
#ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1934
	uint32_t pages = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1935
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1936
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1937
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1938
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1939
	rctl &= ~(3 << E1000_RCTL_MO_SHIFT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1940
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1941
	rctl |= E1000_RCTL_EN | E1000_RCTL_BAM |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1942
		E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1943
		(adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1944
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1945
	if (adapter->hw.tbi_compatibility_on == 1)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1946
		rctl |= E1000_RCTL_SBP;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1947
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1948
		rctl &= ~E1000_RCTL_SBP;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1949
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1950
	if (adapter->netdev->mtu <= ETH_DATA_LEN)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1951
		rctl &= ~E1000_RCTL_LPE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1952
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1953
		rctl |= E1000_RCTL_LPE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1954
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1955
	/* Setup buffer sizes */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1956
	rctl &= ~E1000_RCTL_SZ_4096;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1957
	rctl |= E1000_RCTL_BSEX;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1958
	switch (adapter->rx_buffer_len) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1959
		case E1000_RXBUFFER_256:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1960
			rctl |= E1000_RCTL_SZ_256;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1961
			rctl &= ~E1000_RCTL_BSEX;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1962
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1963
		case E1000_RXBUFFER_512:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1964
			rctl |= E1000_RCTL_SZ_512;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1965
			rctl &= ~E1000_RCTL_BSEX;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1966
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1967
		case E1000_RXBUFFER_1024:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1968
			rctl |= E1000_RCTL_SZ_1024;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1969
			rctl &= ~E1000_RCTL_BSEX;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1970
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1971
		case E1000_RXBUFFER_2048:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1972
		default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1973
			rctl |= E1000_RCTL_SZ_2048;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1974
			rctl &= ~E1000_RCTL_BSEX;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1975
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1976
		case E1000_RXBUFFER_4096:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1977
			rctl |= E1000_RCTL_SZ_4096;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1978
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1979
		case E1000_RXBUFFER_8192:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1980
			rctl |= E1000_RCTL_SZ_8192;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1981
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1982
		case E1000_RXBUFFER_16384:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1983
			rctl |= E1000_RCTL_SZ_16384;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1984
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1985
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1986
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1987
#ifndef CONFIG_E1000_DISABLE_PACKET_SPLIT
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1988
	/* 82571 and greater support packet-split where the protocol
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1989
	 * header is placed in skb->data and the packet data is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1990
	 * placed in pages hanging off of skb_shinfo(skb)->nr_frags.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1991
	 * In the case of a non-split, skb->data is linearly filled,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1992
	 * followed by the page buffers.  Therefore, skb->data is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1993
	 * sized to hold the largest protocol header.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1994
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1995
	/* allocations using alloc_page take too long for regular MTU
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1996
	 * so only enable packet split for jumbo frames */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1997
	pages = PAGE_USE_COUNT(adapter->netdev->mtu);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1998
	if ((adapter->hw.mac_type >= e1000_82571) && (pages <= 3) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  1999
	    PAGE_SIZE <= 16384 && (rctl & E1000_RCTL_LPE))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2000
		adapter->rx_ps_pages = pages;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2001
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2002
		adapter->rx_ps_pages = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2003
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2004
	if (adapter->rx_ps_pages) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2005
		/* Configure extra packet-split registers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2006
		rfctl = E1000_READ_REG(&adapter->hw, RFCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2007
		rfctl |= E1000_RFCTL_EXTEN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2008
		/* disable packet split support for IPv6 extension headers,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2009
		 * because some malformed IPv6 headers can hang the RX */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2010
		rfctl |= (E1000_RFCTL_IPV6_EX_DIS |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2011
		          E1000_RFCTL_NEW_IPV6_EXT_DIS);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2012
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2013
		E1000_WRITE_REG(&adapter->hw, RFCTL, rfctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2014
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2015
		rctl |= E1000_RCTL_DTYP_PS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2016
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2017
		psrctl |= adapter->rx_ps_bsize0 >>
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2018
			E1000_PSRCTL_BSIZE0_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2019
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2020
		switch (adapter->rx_ps_pages) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2021
		case 3:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2022
			psrctl |= PAGE_SIZE <<
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2023
				E1000_PSRCTL_BSIZE3_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2024
		case 2:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2025
			psrctl |= PAGE_SIZE <<
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2026
				E1000_PSRCTL_BSIZE2_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2027
		case 1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2028
			psrctl |= PAGE_SIZE >>
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2029
				E1000_PSRCTL_BSIZE1_SHIFT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2030
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2031
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2032
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2033
		E1000_WRITE_REG(&adapter->hw, PSRCTL, psrctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2034
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2035
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2036
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2037
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2038
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2039
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2040
 * e1000_configure_rx - Configure 8254x Receive Unit after Reset
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2041
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2042
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2043
 * Configure the Rx unit of the MAC after a reset.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2044
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2045
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2046
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2047
e1000_configure_rx(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2048
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2049
	uint64_t rdba;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2050
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2051
	uint32_t rdlen, rctl, rxcsum, ctrl_ext;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2052
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2053
	if (adapter->rx_ps_pages) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2054
		/* this is a 32 byte descriptor */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2055
		rdlen = adapter->rx_ring[0].count *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2056
			sizeof(union e1000_rx_desc_packet_split);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2057
		adapter->clean_rx = e1000_clean_rx_irq_ps;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2058
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers_ps;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2059
	} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2060
		rdlen = adapter->rx_ring[0].count *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2061
			sizeof(struct e1000_rx_desc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2062
		adapter->clean_rx = e1000_clean_rx_irq;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2063
		adapter->alloc_rx_buf = e1000_alloc_rx_buffers;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2064
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2065
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2066
	/* disable receives while setting up the descriptors */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2067
	rctl = E1000_READ_REG(hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2068
	E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2069
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2070
	/* set the Receive Delay Timer Register */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2071
	E1000_WRITE_REG(hw, RDTR, adapter->rx_int_delay);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2072
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2073
	if (hw->mac_type >= e1000_82540) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2074
		E1000_WRITE_REG(hw, RADV, adapter->rx_abs_int_delay);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2075
		if (adapter->itr_setting != 0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2076
			E1000_WRITE_REG(hw, ITR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2077
				1000000000 / (adapter->itr * 256));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2078
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2079
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2080
	if (hw->mac_type >= e1000_82571) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2081
		ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2082
		/* Reset delay timers after every interrupt */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2083
		ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2084
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2085
		/* Auto-Mask interrupts upon ICR access */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2086
		ctrl_ext |= E1000_CTRL_EXT_IAME;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2087
		E1000_WRITE_REG(hw, IAM, 0xffffffff);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2088
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2089
		E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2090
		E1000_WRITE_FLUSH(hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2091
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2092
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2093
	/* Setup the HW Rx Head and Tail Descriptor Pointers and
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2094
	 * the Base and Length of the Rx Descriptor Ring */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2095
	switch (adapter->num_rx_queues) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2096
	case 1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2097
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2098
		rdba = adapter->rx_ring[0].dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2099
		E1000_WRITE_REG(hw, RDLEN, rdlen);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2100
		E1000_WRITE_REG(hw, RDBAH, (rdba >> 32));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2101
		E1000_WRITE_REG(hw, RDBAL, (rdba & 0x00000000ffffffffULL));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2102
		E1000_WRITE_REG(hw, RDT, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2103
		E1000_WRITE_REG(hw, RDH, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2104
		adapter->rx_ring[0].rdh = ((hw->mac_type >= e1000_82543) ? E1000_RDH : E1000_82542_RDH);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2105
		adapter->rx_ring[0].rdt = ((hw->mac_type >= e1000_82543) ? E1000_RDT : E1000_82542_RDT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2106
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2107
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2108
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2109
	/* Enable 82543 Receive Checksum Offload for TCP and UDP */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2110
	if (hw->mac_type >= e1000_82543) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2111
		rxcsum = E1000_READ_REG(hw, RXCSUM);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2112
		if (adapter->rx_csum == TRUE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2113
			rxcsum |= E1000_RXCSUM_TUOFL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2114
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2115
			/* Enable 82571 IPv4 payload checksum for UDP fragments
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2116
			 * Must be used in conjunction with packet-split. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2117
			if ((hw->mac_type >= e1000_82571) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2118
			    (adapter->rx_ps_pages)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2119
				rxcsum |= E1000_RXCSUM_IPPCSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2120
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2121
		} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2122
			rxcsum &= ~E1000_RXCSUM_TUOFL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2123
			/* don't need to clear IPPCSE as it defaults to 0 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2124
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2125
		E1000_WRITE_REG(hw, RXCSUM, rxcsum);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2126
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2127
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2128
	/* enable early receives on 82573, only takes effect if using > 2048
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2129
	 * byte total frame size.  for example only for jumbo frames */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2130
#define E1000_ERT_2048 0x100
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2131
	if (hw->mac_type == e1000_82573)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2132
		E1000_WRITE_REG(hw, ERT, E1000_ERT_2048);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2133
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2134
	/* Enable Receives */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2135
	E1000_WRITE_REG(hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2136
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2137
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2138
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2139
 * e1000_free_tx_resources - Free Tx Resources per Queue
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2140
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2141
 * @tx_ring: Tx descriptor ring for a specific queue
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2142
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2143
 * Free all transmit software resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2144
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2145
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2146
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2147
e1000_free_tx_resources(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2148
                        struct e1000_tx_ring *tx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2149
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2150
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2151
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2152
	e1000_clean_tx_ring(adapter, tx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2153
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2154
	vfree(tx_ring->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2155
	tx_ring->buffer_info = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2156
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2157
	pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, tx_ring->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2158
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2159
	tx_ring->desc = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2160
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2161
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2162
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2163
 * e1000_free_all_tx_resources - Free Tx Resources for All Queues
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2164
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2165
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2166
 * Free all transmit software resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2167
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2168
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2169
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2170
e1000_free_all_tx_resources(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2171
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2172
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2173
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2174
	for (i = 0; i < adapter->num_tx_queues; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2175
		e1000_free_tx_resources(adapter, &adapter->tx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2176
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2177
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2178
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2179
e1000_unmap_and_free_tx_resource(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2180
			struct e1000_buffer *buffer_info)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2181
{
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2182
	if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2183
		return;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2184
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2185
	if (buffer_info->dma) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2186
		pci_unmap_page(adapter->pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2187
				buffer_info->dma,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2188
				buffer_info->length,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2189
				PCI_DMA_TODEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2190
		buffer_info->dma = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2191
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2192
	if (buffer_info->skb) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2193
		dev_kfree_skb_any(buffer_info->skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2194
		buffer_info->skb = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2195
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2196
	/* buffer_info must be completely set up in the transmit path */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2197
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2198
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2199
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2200
 * e1000_clean_tx_ring - Free Tx Buffers
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2201
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2202
 * @tx_ring: ring to be cleaned
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2203
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2204
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2205
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2206
e1000_clean_tx_ring(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2207
                    struct e1000_tx_ring *tx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2208
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2209
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2210
	unsigned long size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2211
	unsigned int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2212
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2213
	/* Free all the Tx ring sk_buffs */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2214
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2215
	for (i = 0; i < tx_ring->count; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2216
		buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2217
		e1000_unmap_and_free_tx_resource(adapter, buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2218
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2219
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2220
	size = sizeof(struct e1000_buffer) * tx_ring->count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2221
	memset(tx_ring->buffer_info, 0, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2222
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2223
	/* Zero out the descriptor ring */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2224
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2225
	memset(tx_ring->desc, 0, tx_ring->size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2226
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2227
	tx_ring->next_to_use = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2228
	tx_ring->next_to_clean = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2229
	tx_ring->last_tx_tso = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2230
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2231
	writel(0, adapter->hw.hw_addr + tx_ring->tdh);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2232
	writel(0, adapter->hw.hw_addr + tx_ring->tdt);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2233
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2234
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2235
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2236
 * e1000_clean_all_tx_rings - Free Tx Buffers for all queues
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2237
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2238
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2239
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2240
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2241
e1000_clean_all_tx_rings(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2242
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2243
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2244
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2245
	for (i = 0; i < adapter->num_tx_queues; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2246
		e1000_clean_tx_ring(adapter, &adapter->tx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2247
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2248
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2249
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2250
 * e1000_free_rx_resources - Free Rx Resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2251
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2252
 * @rx_ring: ring to clean the resources from
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2253
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2254
 * Free all receive software resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2255
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2256
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2257
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2258
e1000_free_rx_resources(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2259
                        struct e1000_rx_ring *rx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2260
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2261
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2262
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2263
	e1000_clean_rx_ring(adapter, rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2264
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2265
	vfree(rx_ring->buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2266
	rx_ring->buffer_info = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2267
	kfree(rx_ring->ps_page);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2268
	rx_ring->ps_page = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2269
	kfree(rx_ring->ps_page_dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2270
	rx_ring->ps_page_dma = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2271
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2272
	pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, rx_ring->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2273
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2274
	rx_ring->desc = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2275
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2276
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2277
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2278
 * e1000_free_all_rx_resources - Free Rx Resources for All Queues
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2279
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2280
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2281
 * Free all receive software resources
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2282
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2283
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2284
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2285
e1000_free_all_rx_resources(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2286
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2287
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2288
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2289
	for (i = 0; i < adapter->num_rx_queues; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2290
		e1000_free_rx_resources(adapter, &adapter->rx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2291
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2292
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2293
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2294
 * e1000_clean_rx_ring - Free Rx Buffers per Queue
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2295
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2296
 * @rx_ring: ring to free buffers from
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2297
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2298
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2299
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2300
e1000_clean_rx_ring(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2301
                    struct e1000_rx_ring *rx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2302
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2303
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2304
	struct e1000_ps_page *ps_page;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2305
	struct e1000_ps_page_dma *ps_page_dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2306
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2307
	unsigned long size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2308
	unsigned int i, j;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2309
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2310
	/* Free all the Rx ring sk_buffs */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2311
	for (i = 0; i < rx_ring->count; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2312
		buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2313
		if (buffer_info->skb) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2314
			pci_unmap_single(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2315
					 buffer_info->dma,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2316
					 buffer_info->length,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2317
					 PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2318
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2319
			dev_kfree_skb(buffer_info->skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2320
			buffer_info->skb = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2321
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2322
		ps_page = &rx_ring->ps_page[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2323
		ps_page_dma = &rx_ring->ps_page_dma[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2324
		for (j = 0; j < adapter->rx_ps_pages; j++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2325
			if (!ps_page->ps_page[j]) break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2326
			pci_unmap_page(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2327
				       ps_page_dma->ps_page_dma[j],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2328
				       PAGE_SIZE, PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2329
			ps_page_dma->ps_page_dma[j] = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2330
			put_page(ps_page->ps_page[j]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2331
			ps_page->ps_page[j] = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2332
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2333
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2334
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2335
	size = sizeof(struct e1000_buffer) * rx_ring->count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2336
	memset(rx_ring->buffer_info, 0, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2337
	size = sizeof(struct e1000_ps_page) * rx_ring->count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2338
	memset(rx_ring->ps_page, 0, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2339
	size = sizeof(struct e1000_ps_page_dma) * rx_ring->count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2340
	memset(rx_ring->ps_page_dma, 0, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2341
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2342
	/* Zero out the descriptor ring */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2343
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2344
	memset(rx_ring->desc, 0, rx_ring->size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2345
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2346
	rx_ring->next_to_clean = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2347
	rx_ring->next_to_use = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2348
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2349
	writel(0, adapter->hw.hw_addr + rx_ring->rdh);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2350
	writel(0, adapter->hw.hw_addr + rx_ring->rdt);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2351
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2352
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2353
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2354
 * e1000_clean_all_rx_rings - Free Rx Buffers for all queues
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2355
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2356
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2357
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2358
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2359
e1000_clean_all_rx_rings(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2360
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2361
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2362
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2363
	for (i = 0; i < adapter->num_rx_queues; i++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2364
		e1000_clean_rx_ring(adapter, &adapter->rx_ring[i]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2365
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2366
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2367
/* The 82542 2.0 (revision 2) needs to have the receive unit in reset
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2368
 * and memory write and invalidate disabled for certain operations
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2369
 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2370
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2371
e1000_enter_82542_rst(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2372
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2373
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2374
	uint32_t rctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2375
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2376
	e1000_pci_clear_mwi(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2377
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2378
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2379
	rctl |= E1000_RCTL_RST;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2380
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2381
	E1000_WRITE_FLUSH(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2382
	mdelay(5);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2383
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2384
	if (!adapter->ecdev && netif_running(netdev))
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2385
		e1000_clean_all_rx_rings(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2386
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2387
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2388
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2389
e1000_leave_82542_rst(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2390
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2391
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2392
	uint32_t rctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2393
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2394
	rctl = E1000_READ_REG(&adapter->hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2395
	rctl &= ~E1000_RCTL_RST;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2396
	E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2397
	E1000_WRITE_FLUSH(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2398
	mdelay(5);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2399
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2400
	if (adapter->hw.pci_cmd_word & PCI_COMMAND_INVALIDATE)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2401
		e1000_pci_set_mwi(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2402
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2403
	if (!adapter->netdev && netif_running(netdev)) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2404
		/* No need to loop, because 82542 supports only 1 queue */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2405
		struct e1000_rx_ring *ring = &adapter->rx_ring[0];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2406
		e1000_configure_rx(adapter);
2421
bc2d4bf9cbe5 Removed trailing spaces.
Florian Pose <fp@igh-essen.com>
parents: 2050
diff changeset
  2407
		if (adapter->ecdev) {
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2408
			/* fill rx ring completely! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2409
			adapter->alloc_rx_buf(adapter, ring, ring->count);
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2410
		} else {
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2411
            /* this one leaves the last ring element unallocated! */
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2412
			adapter->alloc_rx_buf(adapter, ring, E1000_DESC_UNUSED(ring));
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2413
		}
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  2414
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2415
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2416
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2417
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2418
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2419
 * e1000_set_mac - Change the Ethernet Address of the NIC
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2420
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2421
 * @p: pointer to an address structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2422
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2423
 * Returns 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2424
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2425
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2426
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2427
e1000_set_mac(struct net_device *netdev, void *p)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2428
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2429
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2430
	struct sockaddr *addr = p;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2431
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2432
	if (!is_valid_ether_addr(addr->sa_data))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2433
		return -EADDRNOTAVAIL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2434
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2435
	/* 82542 2.0 needs to be in reset to write receive address registers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2436
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2437
	if (adapter->hw.mac_type == e1000_82542_rev2_0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2438
		e1000_enter_82542_rst(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2439
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2440
	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2441
	memcpy(adapter->hw.mac_addr, addr->sa_data, netdev->addr_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2442
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2443
	e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2444
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2445
	/* With 82571 controllers, LAA may be overwritten (with the default)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2446
	 * due to controller reset from the other port. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2447
	if (adapter->hw.mac_type == e1000_82571) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2448
		/* activate the work around */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2449
		adapter->hw.laa_is_present = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2450
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2451
		/* Hold a copy of the LAA in RAR[14] This is done so that
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2452
		 * between the time RAR[0] gets clobbered  and the time it
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2453
		 * gets fixed (in e1000_watchdog), the actual LAA is in one
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2454
		 * of the RARs and no incoming packets directed to this port
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2455
		 * are dropped. Eventaully the LAA will be in RAR[0] and
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2456
		 * RAR[14] */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2457
		e1000_rar_set(&adapter->hw, adapter->hw.mac_addr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2458
					E1000_RAR_ENTRIES - 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2459
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2460
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2461
	if (adapter->hw.mac_type == e1000_82542_rev2_0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2462
		e1000_leave_82542_rst(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2463
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2464
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2465
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2466
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2467
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2468
 * e1000_set_multi - Multicast and Promiscuous mode set
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2469
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2470
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2471
 * The set_multi entry point is called whenever the multicast address
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2472
 * list or the network interface flags are updated.  This routine is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2473
 * responsible for configuring the hardware for proper multicast,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2474
 * promiscuous mode, and all-multi behavior.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2475
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2476
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2477
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2478
e1000_set_multi(struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2479
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2480
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2481
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2482
	struct dev_mc_list *mc_ptr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2483
	uint32_t rctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2484
	uint32_t hash_value;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2485
	int i, rar_entries = E1000_RAR_ENTRIES;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2486
	int mta_reg_count = (hw->mac_type == e1000_ich8lan) ?
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2487
				E1000_NUM_MTA_REGISTERS_ICH8LAN :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2488
				E1000_NUM_MTA_REGISTERS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2489
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2490
	if (adapter->hw.mac_type == e1000_ich8lan)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2491
		rar_entries = E1000_RAR_ENTRIES_ICH8LAN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2492
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2493
	/* reserve RAR[14] for LAA over-write work-around */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2494
	if (adapter->hw.mac_type == e1000_82571)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2495
		rar_entries--;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2496
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2497
	/* Check for Promiscuous and All Multicast modes */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2498
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2499
	rctl = E1000_READ_REG(hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2500
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2501
	if (netdev->flags & IFF_PROMISC) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2502
		rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2503
	} else if (netdev->flags & IFF_ALLMULTI) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2504
		rctl |= E1000_RCTL_MPE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2505
		rctl &= ~E1000_RCTL_UPE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2506
	} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2507
		rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2508
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2509
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2510
	E1000_WRITE_REG(hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2511
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2512
	/* 82542 2.0 needs to be in reset to write receive address registers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2513
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2514
	if (hw->mac_type == e1000_82542_rev2_0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2515
		e1000_enter_82542_rst(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2516
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2517
	/* load the first 14 multicast address into the exact filters 1-14
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2518
	 * RAR 0 is used for the station MAC adddress
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2519
	 * if there are not 14 addresses, go ahead and clear the filters
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2520
	 * -- with 82571 controllers only 0-13 entries are filled here
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2521
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2522
	mc_ptr = netdev->mc_list;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2523
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2524
	for (i = 1; i < rar_entries; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2525
		if (mc_ptr) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2526
			e1000_rar_set(hw, mc_ptr->dmi_addr, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2527
			mc_ptr = mc_ptr->next;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2528
		} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2529
			E1000_WRITE_REG_ARRAY(hw, RA, i << 1, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2530
			E1000_WRITE_FLUSH(hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2531
			E1000_WRITE_REG_ARRAY(hw, RA, (i << 1) + 1, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2532
			E1000_WRITE_FLUSH(hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2533
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2534
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2535
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2536
	/* clear the old settings from the multicast hash table */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2537
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2538
	for (i = 0; i < mta_reg_count; i++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2539
		E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2540
		E1000_WRITE_FLUSH(hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2541
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2542
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2543
	/* load any remaining addresses into the hash table */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2544
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2545
	for (; mc_ptr; mc_ptr = mc_ptr->next) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2546
		hash_value = e1000_hash_mc_addr(hw, mc_ptr->dmi_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2547
		e1000_mta_set(hw, hash_value);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2548
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2549
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2550
	if (hw->mac_type == e1000_82542_rev2_0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2551
		e1000_leave_82542_rst(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2552
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2553
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2554
/* Need to wait a few seconds after link up to get diagnostic information from
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2555
 * the phy */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2556
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2557
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2558
e1000_update_phy_info(unsigned long data)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2559
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2560
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2561
	e1000_phy_get_info(&adapter->hw, &adapter->phy_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2562
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2563
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2564
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2565
 * e1000_82547_tx_fifo_stall - Timer Call-back
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2566
 * @data: pointer to adapter cast into an unsigned long
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2567
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2568
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2569
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2570
e1000_82547_tx_fifo_stall(unsigned long data)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2571
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2572
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2573
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2574
	uint32_t tctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2575
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2576
	if (atomic_read(&adapter->tx_fifo_stall)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2577
		if ((E1000_READ_REG(&adapter->hw, TDT) ==
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2578
		    E1000_READ_REG(&adapter->hw, TDH)) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2579
		   (E1000_READ_REG(&adapter->hw, TDFT) ==
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2580
		    E1000_READ_REG(&adapter->hw, TDFH)) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2581
		   (E1000_READ_REG(&adapter->hw, TDFTS) ==
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2582
		    E1000_READ_REG(&adapter->hw, TDFHS))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2583
			tctl = E1000_READ_REG(&adapter->hw, TCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2584
			E1000_WRITE_REG(&adapter->hw, TCTL,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2585
					tctl & ~E1000_TCTL_EN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2586
			E1000_WRITE_REG(&adapter->hw, TDFT,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2587
					adapter->tx_head_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2588
			E1000_WRITE_REG(&adapter->hw, TDFH,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2589
					adapter->tx_head_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2590
			E1000_WRITE_REG(&adapter->hw, TDFTS,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2591
					adapter->tx_head_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2592
			E1000_WRITE_REG(&adapter->hw, TDFHS,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2593
					adapter->tx_head_addr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2594
			E1000_WRITE_REG(&adapter->hw, TCTL, tctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2595
			E1000_WRITE_FLUSH(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2596
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2597
			adapter->tx_fifo_head = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2598
			atomic_set(&adapter->tx_fifo_stall, 0);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2599
			if (!adapter->ecdev) netif_wake_queue(netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2600
		} else {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2601
			if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2602
				mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2603
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2604
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2605
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2606
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2607
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2608
 * e1000_watchdog - Timer Call-back
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2609
 * @data: pointer to adapter cast into an unsigned long
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2610
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2611
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2612
e1000_watchdog(unsigned long data)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2613
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2614
	struct e1000_adapter *adapter = (struct e1000_adapter *) data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2615
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2616
	struct e1000_tx_ring *txdr = adapter->tx_ring;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2617
	uint32_t link, tctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2618
	int32_t ret_val;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2619
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2620
	ret_val = e1000_check_for_link(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2621
	if ((ret_val == E1000_ERR_PHY) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2622
	    (adapter->hw.phy_type == e1000_phy_igp_3) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2623
	    (E1000_READ_REG(&adapter->hw, CTRL) & E1000_PHY_CTRL_GBE_DISABLE)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2624
		/* See e1000_kumeran_lock_loss_workaround() */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2625
		DPRINTK(LINK, INFO,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2626
			"Gigabit has been disabled, downgrading speed\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2627
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2628
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2629
	if (adapter->hw.mac_type == e1000_82573) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2630
		e1000_enable_tx_pkt_filtering(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2631
		if (adapter->mng_vlan_id != adapter->hw.mng_cookie.vlan_id)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2632
			e1000_update_mng_vlan(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2633
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2634
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2635
	if ((adapter->hw.media_type == e1000_media_type_internal_serdes) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2636
	   !(E1000_READ_REG(&adapter->hw, TXCW) & E1000_TXCW_ANE))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2637
		link = !adapter->hw.serdes_link_down;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2638
	else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2639
		link = E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2640
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2641
	if (link) {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2642
		if ((adapter->ecdev && !ecdev_get_link(adapter->ecdev))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2643
				|| (!adapter->ecdev && !netif_carrier_ok(netdev))) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2644
			uint32_t ctrl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2645
			boolean_t txb2b = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2646
			e1000_get_speed_and_duplex(&adapter->hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2647
			                           &adapter->link_speed,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2648
			                           &adapter->link_duplex);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2649
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2650
			ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2651
			DPRINTK(LINK, INFO, "NIC Link is Up %d Mbps %s, "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2652
			        "Flow Control: %s\n",
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2653
			        adapter->link_speed,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2654
			        adapter->link_duplex == FULL_DUPLEX ?
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2655
			        "Full Duplex" : "Half Duplex",
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2656
			        ((ctrl & E1000_CTRL_TFCE) && (ctrl &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2657
			        E1000_CTRL_RFCE)) ? "RX/TX" : ((ctrl &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2658
			        E1000_CTRL_RFCE) ? "RX" : ((ctrl &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2659
			        E1000_CTRL_TFCE) ? "TX" : "None" )));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2660
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2661
			/* tweak tx_queue_len according to speed/duplex
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2662
			 * and adjust the timeout factor */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2663
			netdev->tx_queue_len = adapter->tx_queue_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2664
			adapter->tx_timeout_factor = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2665
			switch (adapter->link_speed) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2666
			case SPEED_10:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2667
				txb2b = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2668
				netdev->tx_queue_len = 10;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2669
				adapter->tx_timeout_factor = 8;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2670
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2671
			case SPEED_100:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2672
				txb2b = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2673
				netdev->tx_queue_len = 100;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2674
				/* maybe add some timeout factor ? */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2675
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2676
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2677
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2678
			if ((adapter->hw.mac_type == e1000_82571 ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2679
			     adapter->hw.mac_type == e1000_82572) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2680
			    txb2b == 0) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2681
				uint32_t tarc0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2682
				tarc0 = E1000_READ_REG(&adapter->hw, TARC0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2683
				tarc0 &= ~(1 << 21);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2684
				E1000_WRITE_REG(&adapter->hw, TARC0, tarc0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2685
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2686
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2687
			/* disable TSO for pcie and 10/100 speeds, to avoid
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2688
			 * some hardware issues */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2689
			if (!adapter->tso_force &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2690
			    adapter->hw.bus_type == e1000_bus_type_pci_express){
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2691
				switch (adapter->link_speed) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2692
				case SPEED_10:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2693
				case SPEED_100:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2694
					DPRINTK(PROBE,INFO,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2695
				        "10/100 speed: disabling TSO\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2696
					netdev->features &= ~NETIF_F_TSO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2697
					netdev->features &= ~NETIF_F_TSO6;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2698
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2699
				case SPEED_1000:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2700
					netdev->features |= NETIF_F_TSO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2701
					netdev->features |= NETIF_F_TSO6;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2702
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2703
				default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2704
					/* oops */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2705
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2706
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2707
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2708
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2709
			/* enable transmits in the hardware, need to do this
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2710
			 * after setting TARC0 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2711
			tctl = E1000_READ_REG(&adapter->hw, TCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2712
			tctl |= E1000_TCTL_EN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2713
			E1000_WRITE_REG(&adapter->hw, TCTL, tctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2714
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2715
			if (adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2716
				ecdev_set_link(adapter->ecdev, 1);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2717
			} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2718
				netif_carrier_on(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2719
				netif_wake_queue(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2720
				mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2721
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2722
			adapter->smartspeed = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2723
		} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2724
			/* make sure the receive unit is started */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2725
			if (adapter->hw.rx_needs_kicking) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2726
				struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2727
				uint32_t rctl = E1000_READ_REG(hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2728
				E1000_WRITE_REG(hw, RCTL, rctl | E1000_RCTL_EN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2729
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2730
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2731
	} else {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2732
		if ((adapter->ecdev && ecdev_get_link(adapter->ecdev))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2733
				|| (!adapter->ecdev && netif_carrier_ok(netdev))) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2734
			adapter->link_speed = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2735
			adapter->link_duplex = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2736
			DPRINTK(LINK, INFO, "NIC Link is Down\n");
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2737
			if (adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2738
				ecdev_set_link(adapter->ecdev, 0);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2739
			} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2740
				netif_carrier_off(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2741
				netif_stop_queue(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2742
				mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2743
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2744
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2745
			/* 80003ES2LAN workaround--
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2746
			 * For packet buffer work-around on link down event;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2747
			 * disable receives in the ISR and
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2748
			 * reset device here in the watchdog
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2749
			 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2750
			if (adapter->hw.mac_type == e1000_80003es2lan)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2751
				/* reset device */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2752
				schedule_work(&adapter->reset_task);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2753
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2754
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2755
		e1000_smartspeed(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2756
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2757
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2758
	e1000_update_stats(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2759
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2760
	adapter->hw.tx_packet_delta = adapter->stats.tpt - adapter->tpt_old;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2761
	adapter->tpt_old = adapter->stats.tpt;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2762
	adapter->hw.collision_delta = adapter->stats.colc - adapter->colc_old;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2763
	adapter->colc_old = adapter->stats.colc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2764
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2765
	adapter->gorcl = adapter->stats.gorcl - adapter->gorcl_old;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2766
	adapter->gorcl_old = adapter->stats.gorcl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2767
	adapter->gotcl = adapter->stats.gotcl - adapter->gotcl_old;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2768
	adapter->gotcl_old = adapter->stats.gotcl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2769
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2770
	e1000_update_adaptive(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2771
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2772
	if (!adapter->ecdev && !netif_carrier_ok(netdev)) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2773
		if (E1000_DESC_UNUSED(txdr) + 1 < txdr->count) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2774
			/* We've lost link, so the controller stops DMA,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2775
			 * but we've got queued Tx work that's never going
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2776
			 * to get done, so reset controller to flush Tx.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2777
			 * (Do the reset outside of interrupt context). */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2778
			adapter->tx_timeout_count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2779
			schedule_work(&adapter->reset_task);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2780
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2781
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2782
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2783
	/* Cause software interrupt to ensure rx ring is cleaned */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2784
	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_RXDMT0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2785
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2786
	/* Force detection of hung controller every watchdog period */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2787
	if (!adapter->ecdev) adapter->detect_tx_hung = TRUE;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2789
	/* With 82571 controllers, LAA may be overwritten due to controller
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2790
	 * reset from the other port. Set the appropriate LAA in RAR[0] */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2791
	if (adapter->hw.mac_type == e1000_82571 && adapter->hw.laa_is_present)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2792
		e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2793
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2794
	/* Reset the timer */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2795
	if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  2796
		mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 2 * HZ));
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2797
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2798
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2799
enum latency_range {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2800
	lowest_latency = 0,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2801
	low_latency = 1,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2802
	bulk_latency = 2,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2803
	latency_invalid = 255
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2804
};
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2805
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2806
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2807
 * e1000_update_itr - update the dynamic ITR value based on statistics
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2808
 *      Stores a new ITR value based on packets and byte
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2809
 *      counts during the last interrupt.  The advantage of per interrupt
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2810
 *      computation is faster updates and more accurate ITR for the current
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2811
 *      traffic pattern.  Constants in this function were computed
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2812
 *      based on theoretical maximum wire speed and thresholds were set based
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2813
 *      on testing data as well as attempting to minimize response time
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2814
 *      while increasing bulk throughput.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2815
 *      this functionality is controlled by the InterruptThrottleRate module
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2816
 *      parameter (see e1000_param.c)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2817
 * @adapter: pointer to adapter
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2818
 * @itr_setting: current adapter->itr
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2819
 * @packets: the number of packets during this measurement interval
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2820
 * @bytes: the number of bytes during this measurement interval
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2821
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2822
static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2823
                                   uint16_t itr_setting,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2824
                                   int packets,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2825
                                   int bytes)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2826
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2827
	unsigned int retval = itr_setting;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2828
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2829
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2830
	if (unlikely(hw->mac_type < e1000_82540))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2831
		goto update_itr_done;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2832
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2833
	if (packets == 0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2834
		goto update_itr_done;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2835
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2836
	switch (itr_setting) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2837
	case lowest_latency:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2838
		/* jumbo frames get bulk treatment*/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2839
		if (bytes/packets > 8000)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2840
			retval = bulk_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2841
		else if ((packets < 5) && (bytes > 512))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2842
			retval = low_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2843
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2844
	case low_latency:  /* 50 usec aka 20000 ints/s */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2845
		if (bytes > 10000) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2846
			/* jumbo frames need bulk latency setting */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2847
			if (bytes/packets > 8000)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2848
				retval = bulk_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2849
			else if ((packets < 10) || ((bytes/packets) > 1200))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2850
				retval = bulk_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2851
			else if ((packets > 35))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2852
				retval = lowest_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2853
		} else if (bytes/packets > 2000)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2854
			retval = bulk_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2855
		else if (packets <= 2 && bytes < 512)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2856
			retval = lowest_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2857
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2858
	case bulk_latency: /* 250 usec aka 4000 ints/s */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2859
		if (bytes > 25000) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2860
			if (packets > 35)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2861
				retval = low_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2862
		} else if (bytes < 6000) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2863
			retval = low_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2864
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2865
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2866
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2867
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2868
update_itr_done:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2869
	return retval;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2870
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2871
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2872
static void e1000_set_itr(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2873
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2874
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2875
	uint16_t current_itr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2876
	uint32_t new_itr = adapter->itr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2877
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2878
	if (unlikely(hw->mac_type < e1000_82540))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2879
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2880
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2881
	/* for non-gigabit speeds, just fix the interrupt rate at 4000 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2882
	if (unlikely(adapter->link_speed != SPEED_1000)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2883
		current_itr = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2884
		new_itr = 4000;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2885
		goto set_itr_now;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2886
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2887
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2888
	adapter->tx_itr = e1000_update_itr(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2889
	                            adapter->tx_itr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2890
	                            adapter->total_tx_packets,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2891
	                            adapter->total_tx_bytes);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2892
	/* conservative mode (itr 3) eliminates the lowest_latency setting */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2893
	if (adapter->itr_setting == 3 && adapter->tx_itr == lowest_latency)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2894
		adapter->tx_itr = low_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2895
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2896
	adapter->rx_itr = e1000_update_itr(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2897
	                            adapter->rx_itr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2898
	                            adapter->total_rx_packets,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2899
	                            adapter->total_rx_bytes);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2900
	/* conservative mode (itr 3) eliminates the lowest_latency setting */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2901
	if (adapter->itr_setting == 3 && adapter->rx_itr == lowest_latency)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2902
		adapter->rx_itr = low_latency;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2903
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2904
	current_itr = max(adapter->rx_itr, adapter->tx_itr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2905
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2906
	switch (current_itr) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2907
	/* counts and packets in update_itr are dependent on these numbers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2908
	case lowest_latency:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2909
		new_itr = 70000;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2910
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2911
	case low_latency:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2912
		new_itr = 20000; /* aka hwitr = ~200 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2913
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2914
	case bulk_latency:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2915
		new_itr = 4000;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2916
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2917
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2918
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2919
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2920
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2921
set_itr_now:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2922
	if (new_itr != adapter->itr) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2923
		/* this attempts to bias the interrupt rate towards Bulk
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2924
		 * by adding intermediate steps when interrupt rate is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2925
		 * increasing */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2926
		new_itr = new_itr > adapter->itr ?
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2927
		             min(adapter->itr + (new_itr >> 2), new_itr) :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2928
		             new_itr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2929
		adapter->itr = new_itr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2930
		E1000_WRITE_REG(hw, ITR, 1000000000 / (new_itr * 256));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2931
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2932
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2933
	return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2934
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2935
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2936
#define E1000_TX_FLAGS_CSUM		0x00000001
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2937
#define E1000_TX_FLAGS_VLAN		0x00000002
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2938
#define E1000_TX_FLAGS_TSO		0x00000004
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2939
#define E1000_TX_FLAGS_IPV4		0x00000008
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2940
#define E1000_TX_FLAGS_VLAN_MASK	0xffff0000
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2941
#define E1000_TX_FLAGS_VLAN_SHIFT	16
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2942
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2943
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2944
e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2945
          struct sk_buff *skb)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2946
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2947
	struct e1000_context_desc *context_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2948
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2949
	unsigned int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2950
	uint32_t cmd_length = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2951
	uint16_t ipcse = 0, tucse, mss;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2952
	uint8_t ipcss, ipcso, tucss, tucso, hdr_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2953
	int err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2954
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2955
	if (skb_is_gso(skb)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2956
		if (skb_header_cloned(skb)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2957
			err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2958
			if (err)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2959
				return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2960
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2961
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2962
		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2963
		mss = skb_shinfo(skb)->gso_size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2964
		if (skb->protocol == htons(ETH_P_IP)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2965
			struct iphdr *iph = ip_hdr(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2966
			iph->tot_len = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2967
			iph->check = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2968
			tcp_hdr(skb)->check = ~csum_tcpudp_magic(iph->saddr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2969
								 iph->daddr, 0,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2970
								 IPPROTO_TCP,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2971
								 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2972
			cmd_length = E1000_TXD_CMD_IP;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2973
			ipcse = skb_transport_offset(skb) - 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2974
		} else if (skb->protocol == htons(ETH_P_IPV6)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2975
			ipv6_hdr(skb)->payload_len = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2976
			tcp_hdr(skb)->check =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2977
				~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2978
						 &ipv6_hdr(skb)->daddr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2979
						 0, IPPROTO_TCP, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2980
			ipcse = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2981
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2982
		ipcss = skb_network_offset(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2983
		ipcso = (void *)&(ip_hdr(skb)->check) - (void *)skb->data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2984
		tucss = skb_transport_offset(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2985
		tucso = (void *)&(tcp_hdr(skb)->check) - (void *)skb->data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2986
		tucse = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2987
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2988
		cmd_length |= (E1000_TXD_CMD_DEXT | E1000_TXD_CMD_TSE |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2989
			       E1000_TXD_CMD_TCP | (skb->len - (hdr_len)));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2990
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2991
		i = tx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2992
		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2993
		buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2994
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2995
		context_desc->lower_setup.ip_fields.ipcss  = ipcss;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2996
		context_desc->lower_setup.ip_fields.ipcso  = ipcso;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2997
		context_desc->lower_setup.ip_fields.ipcse  = cpu_to_le16(ipcse);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2998
		context_desc->upper_setup.tcp_fields.tucss = tucss;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  2999
		context_desc->upper_setup.tcp_fields.tucso = tucso;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3000
		context_desc->upper_setup.tcp_fields.tucse = cpu_to_le16(tucse);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3001
		context_desc->tcp_seg_setup.fields.mss     = cpu_to_le16(mss);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3002
		context_desc->tcp_seg_setup.fields.hdr_len = hdr_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3003
		context_desc->cmd_and_length = cpu_to_le32(cmd_length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3004
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3005
		buffer_info->time_stamp = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3006
		buffer_info->next_to_watch = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3007
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3008
		if (++i == tx_ring->count) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3009
		tx_ring->next_to_use = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3010
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3011
		return TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3012
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3013
	return FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3014
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3015
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3016
static boolean_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3017
e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3018
              struct sk_buff *skb)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3019
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3020
	struct e1000_context_desc *context_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3021
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3022
	unsigned int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3023
	uint8_t css;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3024
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3025
	if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3026
		css = skb_transport_offset(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3027
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3028
		i = tx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3029
		buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3030
		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3031
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3032
		context_desc->lower_setup.ip_config = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3033
		context_desc->upper_setup.tcp_fields.tucss = css;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3034
		context_desc->upper_setup.tcp_fields.tucso =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3035
			css + skb->csum_offset;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3036
		context_desc->upper_setup.tcp_fields.tucse = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3037
		context_desc->tcp_seg_setup.data = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3038
		context_desc->cmd_and_length = cpu_to_le32(E1000_TXD_CMD_DEXT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3039
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3040
		buffer_info->time_stamp = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3041
		buffer_info->next_to_watch = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3042
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3043
		if (unlikely(++i == tx_ring->count)) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3044
		tx_ring->next_to_use = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3045
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3046
		return TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3047
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3048
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3049
	return FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3050
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3051
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3052
#define E1000_MAX_TXD_PWR	12
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3053
#define E1000_MAX_DATA_PER_TXD	(1<<E1000_MAX_TXD_PWR)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3054
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3055
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3056
e1000_tx_map(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3057
             struct sk_buff *skb, unsigned int first, unsigned int max_per_txd,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3058
             unsigned int nr_frags, unsigned int mss)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3059
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3060
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3061
	unsigned int len = skb->len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3062
	unsigned int offset = 0, size, count = 0, i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3063
	unsigned int f;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3064
	len -= skb->data_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3065
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3066
	i = tx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3067
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3068
	while (len) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3069
		buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3070
		size = min(len, max_per_txd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3071
		/* Workaround for Controller erratum --
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3072
		 * descriptor for non-tso packet in a linear SKB that follows a
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3073
		 * tso gets written back prematurely before the data is fully
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3074
		 * DMA'd to the controller */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3075
		if (!skb->data_len && tx_ring->last_tx_tso &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3076
		    !skb_is_gso(skb)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3077
			tx_ring->last_tx_tso = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3078
			size -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3079
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3080
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3081
		/* Workaround for premature desc write-backs
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3082
		 * in TSO mode.  Append 4-byte sentinel desc */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3083
		if (unlikely(mss && !nr_frags && size == len && size > 8))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3084
			size -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3085
		/* work-around for errata 10 and it applies
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3086
		 * to all controllers in PCI-X mode
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3087
		 * The fix is to make sure that the first descriptor of a
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3088
		 * packet is smaller than 2048 - 16 - 16 (or 2016) bytes
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3089
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3090
		if (unlikely((adapter->hw.bus_type == e1000_bus_type_pcix) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3091
		                (size > 2015) && count == 0))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3092
		        size = 2015;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3093
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3094
		/* Workaround for potential 82544 hang in PCI-X.  Avoid
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3095
		 * terminating buffers within evenly-aligned dwords. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3096
		if (unlikely(adapter->pcix_82544 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3097
		   !((unsigned long)(skb->data + offset + size - 1) & 4) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3098
		   size > 4))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3099
			size -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3100
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3101
		buffer_info->length = size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3102
		buffer_info->dma =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3103
			pci_map_single(adapter->pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3104
				skb->data + offset,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3105
				size,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3106
				PCI_DMA_TODEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3107
		buffer_info->time_stamp = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3108
		buffer_info->next_to_watch = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3109
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3110
		len -= size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3111
		offset += size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3112
		count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3113
		if (unlikely(++i == tx_ring->count)) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3114
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3115
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3116
	for (f = 0; f < nr_frags; f++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3117
		struct skb_frag_struct *frag;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3118
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3119
		frag = &skb_shinfo(skb)->frags[f];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3120
		len = frag->size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3121
		offset = frag->page_offset;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3122
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3123
		while (len) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3124
			buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3125
			size = min(len, max_per_txd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3126
			/* Workaround for premature desc write-backs
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3127
			 * in TSO mode.  Append 4-byte sentinel desc */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3128
			if (unlikely(mss && f == (nr_frags-1) && size == len && size > 8))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3129
				size -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3130
			/* Workaround for potential 82544 hang in PCI-X.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3131
			 * Avoid terminating buffers within evenly-aligned
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3132
			 * dwords. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3133
			if (unlikely(adapter->pcix_82544 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3134
			   !((unsigned long)(frag->page+offset+size-1) & 4) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3135
			   size > 4))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3136
				size -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3137
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3138
			buffer_info->length = size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3139
			buffer_info->dma =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3140
				pci_map_page(adapter->pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3141
					frag->page,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3142
					offset,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3143
					size,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3144
					PCI_DMA_TODEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3145
			buffer_info->time_stamp = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3146
			buffer_info->next_to_watch = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3147
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3148
			len -= size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3149
			offset += size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3150
			count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3151
			if (unlikely(++i == tx_ring->count)) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3152
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3153
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3154
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3155
	i = (i == 0) ? tx_ring->count - 1 : i - 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3156
	tx_ring->buffer_info[i].skb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3157
	tx_ring->buffer_info[first].next_to_watch = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3158
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3159
	return count;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3160
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3161
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3162
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3163
e1000_tx_queue(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3164
               int tx_flags, int count)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3165
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3166
	struct e1000_tx_desc *tx_desc = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3167
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3168
	uint32_t txd_upper = 0, txd_lower = E1000_TXD_CMD_IFCS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3169
	unsigned int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3170
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3171
	if (likely(tx_flags & E1000_TX_FLAGS_TSO)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3172
		txd_lower |= E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3173
		             E1000_TXD_CMD_TSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3174
		txd_upper |= E1000_TXD_POPTS_TXSM << 8;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3175
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3176
		if (likely(tx_flags & E1000_TX_FLAGS_IPV4))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3177
			txd_upper |= E1000_TXD_POPTS_IXSM << 8;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3178
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3179
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3180
	if (likely(tx_flags & E1000_TX_FLAGS_CSUM)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3181
		txd_lower |= E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3182
		txd_upper |= E1000_TXD_POPTS_TXSM << 8;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3183
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3184
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3185
	if (unlikely(tx_flags & E1000_TX_FLAGS_VLAN)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3186
		txd_lower |= E1000_TXD_CMD_VLE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3187
		txd_upper |= (tx_flags & E1000_TX_FLAGS_VLAN_MASK);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3188
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3189
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3190
	i = tx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3191
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3192
	while (count--) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3193
		buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3194
		tx_desc = E1000_TX_DESC(*tx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3195
		tx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3196
		tx_desc->lower.data =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3197
			cpu_to_le32(txd_lower | buffer_info->length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3198
		tx_desc->upper.data = cpu_to_le32(txd_upper);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3199
		if (unlikely(++i == tx_ring->count)) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3200
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3201
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3202
	tx_desc->lower.data |= cpu_to_le32(adapter->txd_cmd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3203
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3204
	/* Force memory writes to complete before letting h/w
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3205
	 * know there are new descriptors to fetch.  (Only
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3206
	 * applicable for weak-ordered memory model archs,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3207
	 * such as IA-64). */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3208
	wmb();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3209
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3210
	tx_ring->next_to_use = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3211
	writel(i, adapter->hw.hw_addr + tx_ring->tdt);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3212
	/* we need this if more than one processor can write to our tail
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3213
	 * at a time, it syncronizes IO on IA64/Altix systems */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3214
	mmiowb();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3215
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3216
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3217
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3218
 * 82547 workaround to avoid controller hang in half-duplex environment.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3219
 * The workaround is to avoid queuing a large packet that would span
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3220
 * the internal Tx FIFO ring boundary by notifying the stack to resend
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3221
 * the packet at a later time.  This gives the Tx FIFO an opportunity to
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3222
 * flush all packets.  When that occurs, we reset the Tx FIFO pointers
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3223
 * to the beginning of the Tx FIFO.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3224
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3225
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3226
#define E1000_FIFO_HDR			0x10
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3227
#define E1000_82547_PAD_LEN		0x3E0
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3228
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3229
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3230
e1000_82547_fifo_workaround(struct e1000_adapter *adapter, struct sk_buff *skb)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3231
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3232
	uint32_t fifo_space = adapter->tx_fifo_size - adapter->tx_fifo_head;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3233
	uint32_t skb_fifo_len = skb->len + E1000_FIFO_HDR;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3234
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3235
	skb_fifo_len = ALIGN(skb_fifo_len, E1000_FIFO_HDR);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3236
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3237
	if (adapter->link_duplex != HALF_DUPLEX)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3238
		goto no_fifo_stall_required;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3239
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3240
	if (atomic_read(&adapter->tx_fifo_stall))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3241
		return 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3242
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3243
	if (skb_fifo_len >= (E1000_82547_PAD_LEN + fifo_space)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3244
		atomic_set(&adapter->tx_fifo_stall, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3245
		return 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3246
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3247
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3248
no_fifo_stall_required:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3249
	adapter->tx_fifo_head += skb_fifo_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3250
	if (adapter->tx_fifo_head >= adapter->tx_fifo_size)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3251
		adapter->tx_fifo_head -= adapter->tx_fifo_size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3252
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3253
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3254
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3255
#define MINIMUM_DHCP_PACKET_SIZE 282
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3256
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3257
e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3258
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3259
	struct e1000_hw *hw =  &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3260
	uint16_t length, offset;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3261
	if (vlan_tx_tag_present(skb)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3262
		if (!((vlan_tx_tag_get(skb) == adapter->hw.mng_cookie.vlan_id) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3263
			( adapter->hw.mng_cookie.status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3264
			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) )
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3265
			return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3266
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3267
	if (skb->len > MINIMUM_DHCP_PACKET_SIZE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3268
		struct ethhdr *eth = (struct ethhdr *) skb->data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3269
		if ((htons(ETH_P_IP) == eth->h_proto)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3270
			const struct iphdr *ip =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3271
				(struct iphdr *)((uint8_t *)skb->data+14);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3272
			if (IPPROTO_UDP == ip->protocol) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3273
				struct udphdr *udp =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3274
					(struct udphdr *)((uint8_t *)ip +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3275
						(ip->ihl << 2));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3276
				if (ntohs(udp->dest) == 67) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3277
					offset = (uint8_t *)udp + 8 - skb->data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3278
					length = skb->len - offset;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3279
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3280
					return e1000_mng_write_dhcp_info(hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3281
							(uint8_t *)udp + 8,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3282
							length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3283
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3284
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3285
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3286
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3287
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3288
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3289
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3290
static int __e1000_maybe_stop_tx(struct net_device *netdev, int size)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3291
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3292
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3293
	struct e1000_tx_ring *tx_ring = adapter->tx_ring;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3294
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3295
	netif_stop_queue(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3296
	/* Herbert's original patch had:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3297
	 *  smp_mb__after_netif_stop_queue();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3298
	 * but since that doesn't exist yet, just open code it. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3299
	smp_mb();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3300
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3301
	/* We need to check again in a case another CPU has just
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3302
	 * made room available. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3303
	if (likely(E1000_DESC_UNUSED(tx_ring) < size))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3304
		return -EBUSY;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3305
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3306
	/* A reprieve! */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3307
	netif_start_queue(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3308
	++adapter->restart_queue;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3309
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3310
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3311
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3312
static int e1000_maybe_stop_tx(struct net_device *netdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3313
                               struct e1000_tx_ring *tx_ring, int size)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3314
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3315
	if (likely(E1000_DESC_UNUSED(tx_ring) >= size))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3316
		return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3317
	return __e1000_maybe_stop_tx(netdev, size);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3318
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3319
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3320
#define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1 )
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3321
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3322
e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3323
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3324
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3325
	struct e1000_tx_ring *tx_ring;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3326
	unsigned int first, max_per_txd = E1000_MAX_DATA_PER_TXD;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3327
	unsigned int max_txd_pwr = E1000_MAX_TXD_PWR;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3328
	unsigned int tx_flags = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3329
	unsigned int len = skb->len;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3330
	unsigned long flags = 0;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3331
	unsigned int nr_frags = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3332
	unsigned int mss = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3333
	int count = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3334
	int tso;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3335
	unsigned int f;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3336
	len -= skb->data_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3337
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3338
	/* This goes back to the question of how to logically map a tx queue
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3339
	 * to a flow.  Right now, performance is impacted slightly negatively
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3340
	 * if using multiple tx queues.  If the stack breaks away from a
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3341
	 * single qdisc implementation, we can look at this again. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3342
	tx_ring = adapter->tx_ring;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3343
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3344
	if (unlikely(skb->len <= 0)) {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3345
		if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3346
			dev_kfree_skb_any(skb);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3347
		return NETDEV_TX_OK;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3348
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3349
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3350
	/* 82571 and newer doesn't need the workaround that limited descriptor
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3351
	 * length to 4kB */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3352
	if (adapter->hw.mac_type >= e1000_82571)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3353
		max_per_txd = 8192;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3354
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3355
	mss = skb_shinfo(skb)->gso_size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3356
	/* The controller does a simple calculation to
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3357
	 * make sure there is enough room in the FIFO before
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3358
	 * initiating the DMA for each buffer.  The calc is:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3359
	 * 4 = ceil(buffer len/mss).  To make sure we don't
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3360
	 * overrun the FIFO, adjust the max buffer len if mss
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3361
	 * drops. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3362
	if (mss) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3363
		uint8_t hdr_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3364
		max_per_txd = min(mss << 2, max_per_txd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3365
		max_txd_pwr = fls(max_per_txd) - 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3366
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3367
		/* TSO Workaround for 82571/2/3 Controllers -- if skb->data
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3368
		* points to just header, pull a few bytes of payload from
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3369
		* frags into skb->data */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3370
		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3371
		if (skb->data_len && (hdr_len == (skb->len - skb->data_len))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3372
			switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3373
				unsigned int pull_size;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3374
			case e1000_82544:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3375
				/* Make sure we have room to chop off 4 bytes,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3376
				 * and that the end alignment will work out to
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3377
				 * this hardware's requirements
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3378
				 * NOTE: this is a TSO only workaround
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3379
				 * if end byte alignment not correct move us
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3380
				 * into the next dword */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3381
				if ((unsigned long)(skb_tail_pointer(skb) - 1) & 4)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3382
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3383
				/* fall through */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3384
			case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3385
			case e1000_82572:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3386
			case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3387
			case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3388
				pull_size = min((unsigned int)4, skb->data_len);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3389
				if (!__pskb_pull_tail(skb, pull_size)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3390
					DPRINTK(DRV, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3391
						"__pskb_pull_tail failed.\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3392
					dev_kfree_skb_any(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3393
					return NETDEV_TX_OK;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3394
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3395
				len = skb->len - skb->data_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3396
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3397
			default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3398
				/* do nothing */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3399
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3400
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3401
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3402
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3403
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3404
	/* reserve a descriptor for the offload context */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3405
	if ((mss) || (skb->ip_summed == CHECKSUM_PARTIAL))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3406
		count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3407
	count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3408
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3409
	/* Controller Erratum workaround */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3410
	if (!skb->data_len && tx_ring->last_tx_tso && !skb_is_gso(skb))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3411
		count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3412
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3413
	count += TXD_USE_COUNT(len, max_txd_pwr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3414
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3415
	if (adapter->pcix_82544)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3416
		count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3417
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3418
	/* work-around for errata 10 and it applies to all controllers
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3419
	 * in PCI-X mode, so add one more descriptor to the count
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3420
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3421
	if (unlikely((adapter->hw.bus_type == e1000_bus_type_pcix) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3422
			(len > 2015)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3423
		count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3424
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3425
	nr_frags = skb_shinfo(skb)->nr_frags;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3426
	for (f = 0; f < nr_frags; f++)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3427
		count += TXD_USE_COUNT(skb_shinfo(skb)->frags[f].size,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3428
				       max_txd_pwr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3429
	if (adapter->pcix_82544)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3430
		count += nr_frags;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3431
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3432
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3433
	if (adapter->hw.tx_pkt_filtering &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3434
	    (adapter->hw.mac_type == e1000_82573))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3435
		e1000_transfer_dhcp_info(adapter, skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3436
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3437
	if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3438
		if (!spin_trylock_irqsave(&tx_ring->tx_lock, flags))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3439
			/* Collision - tell upper layer to requeue */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3440
			return NETDEV_TX_LOCKED;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3441
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3442
	/* need: count + 2 desc gap to keep tail from touching
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3443
	 * head, otherwise try next time */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3444
	if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2))) {
1154
04bcd38cf8dc Fixed missing protection for a spin_lock_irqrestore() call.
Florian Pose <fp@igh-essen.com>
parents: 1152
diff changeset
  3445
		if (!adapter->ecdev) {
04bcd38cf8dc Fixed missing protection for a spin_lock_irqrestore() call.
Florian Pose <fp@igh-essen.com>
parents: 1152
diff changeset
  3446
			spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
04bcd38cf8dc Fixed missing protection for a spin_lock_irqrestore() call.
Florian Pose <fp@igh-essen.com>
parents: 1152
diff changeset
  3447
		}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3448
		return NETDEV_TX_BUSY;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3449
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3450
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3451
	if (unlikely(adapter->hw.mac_type == e1000_82547)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3452
		if (unlikely(e1000_82547_fifo_workaround(adapter, skb))) {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3453
			if (!adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3454
				netif_stop_queue(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3455
				mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3456
				spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3457
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3458
			return NETDEV_TX_BUSY;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3459
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3460
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3461
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3462
	if (unlikely(adapter->vlgrp && vlan_tx_tag_present(skb))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3463
		tx_flags |= E1000_TX_FLAGS_VLAN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3464
		tx_flags |= (vlan_tx_tag_get(skb) << E1000_TX_FLAGS_VLAN_SHIFT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3465
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3466
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3467
	first = tx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3468
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3469
	tso = e1000_tso(adapter, tx_ring, skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3470
	if (tso < 0) {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3471
		if (!adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3472
			dev_kfree_skb_any(skb);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3473
			spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3474
		}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3475
		return NETDEV_TX_OK;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3476
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3477
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3478
	if (likely(tso)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3479
		tx_ring->last_tx_tso = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3480
		tx_flags |= E1000_TX_FLAGS_TSO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3481
	} else if (likely(e1000_tx_csum(adapter, tx_ring, skb)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3482
		tx_flags |= E1000_TX_FLAGS_CSUM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3483
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3484
	/* Old method was to assume IPv4 packet by default if TSO was enabled.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3485
	 * 82571 hardware supports TSO capabilities for IPv6 as well...
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3486
	 * no longer assume, we must. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3487
	if (likely(skb->protocol == htons(ETH_P_IP)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3488
		tx_flags |= E1000_TX_FLAGS_IPV4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3489
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3490
	e1000_tx_queue(adapter, tx_ring, tx_flags,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3491
	               e1000_tx_map(adapter, tx_ring, skb, first,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3492
	                            max_per_txd, nr_frags, mss));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3493
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3494
	netdev->trans_start = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3495
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3496
	if (!adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3497
		/* Make sure there is space in the ring for the next send. */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3498
		e1000_maybe_stop_tx(netdev, tx_ring, MAX_SKB_FRAGS + 2);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3499
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3500
		spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3501
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3502
	return NETDEV_TX_OK;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3503
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3504
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3505
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3506
 * e1000_tx_timeout - Respond to a Tx Hang
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3507
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3508
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3509
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3510
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3511
e1000_tx_timeout(struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3512
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3513
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3514
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3515
	/* Do the reset outside of interrupt context */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3516
	adapter->tx_timeout_count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3517
	schedule_work(&adapter->reset_task);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3518
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3519
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3520
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3521
e1000_reset_task(struct work_struct *work)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3522
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3523
	struct e1000_adapter *adapter =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3524
		container_of(work, struct e1000_adapter, reset_task);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3525
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3526
	e1000_reinit_locked(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3527
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3528
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3529
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3530
 * e1000_get_stats - Get System Network Statistics
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3531
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3532
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3533
 * Returns the address of the device statistics structure.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3534
 * The statistics are actually updated from the timer callback.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3535
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3536
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3537
static struct net_device_stats *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3538
e1000_get_stats(struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3539
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3540
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3541
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3542
	/* only return the current stats */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3543
	return &adapter->net_stats;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3544
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3545
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3546
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3547
 * e1000_change_mtu - Change the Maximum Transfer Unit
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3548
 * @netdev: network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3549
 * @new_mtu: new value for maximum frame size
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3550
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3551
 * Returns 0 on success, negative on failure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3552
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3553
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3554
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3555
e1000_change_mtu(struct net_device *netdev, int new_mtu)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3556
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3557
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3558
	int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3559
	uint16_t eeprom_data = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3560
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3561
	if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3562
		return -EBUSY;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3563
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3564
	if ((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3565
	    (max_frame > MAX_JUMBO_FRAME_SIZE)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3566
		DPRINTK(PROBE, ERR, "Invalid MTU setting\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3567
		return -EINVAL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3568
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3569
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3570
	/* Adapter-specific max frame size limits. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3571
	switch (adapter->hw.mac_type) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3572
	case e1000_undefined ... e1000_82542_rev2_1:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3573
	case e1000_ich8lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3574
		if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3575
			DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3576
			return -EINVAL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3577
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3578
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3579
	case e1000_82573:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3580
		/* Jumbo Frames not supported if:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3581
		 * - this is not an 82573L device
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3582
		 * - ASPM is enabled in any way (0x1A bits 3:2) */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3583
		e1000_read_eeprom(&adapter->hw, EEPROM_INIT_3GIO_3, 1,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3584
		                  &eeprom_data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3585
		if ((adapter->hw.device_id != E1000_DEV_ID_82573L) ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3586
		    (eeprom_data & EEPROM_WORD1A_ASPM_MASK)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3587
			if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3588
				DPRINTK(PROBE, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3589
			            	"Jumbo Frames not supported.\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3590
				return -EINVAL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3591
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3592
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3593
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3594
		/* ERT will be enabled later to enable wire speed receives */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3595
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3596
		/* fall through to get support */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3597
	case e1000_82571:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3598
	case e1000_82572:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3599
	case e1000_80003es2lan:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3600
#define MAX_STD_JUMBO_FRAME_SIZE 9234
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3601
		if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3602
			DPRINTK(PROBE, ERR, "MTU > 9216 not supported.\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3603
			return -EINVAL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3604
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3605
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3606
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3607
		/* Capable of supporting up to MAX_JUMBO_FRAME_SIZE limit. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3608
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3609
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3610
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3611
	/* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3612
	 * means we reserve 2 more, this pushes us to allocate from the next
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3613
	 * larger slab size
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3614
	 * i.e. RXBUFFER_2048 --> size-4096 slab */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3615
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3616
	if (max_frame <= E1000_RXBUFFER_256)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3617
		adapter->rx_buffer_len = E1000_RXBUFFER_256;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3618
	else if (max_frame <= E1000_RXBUFFER_512)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3619
		adapter->rx_buffer_len = E1000_RXBUFFER_512;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3620
	else if (max_frame <= E1000_RXBUFFER_1024)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3621
		adapter->rx_buffer_len = E1000_RXBUFFER_1024;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3622
	else if (max_frame <= E1000_RXBUFFER_2048)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3623
		adapter->rx_buffer_len = E1000_RXBUFFER_2048;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3624
	else if (max_frame <= E1000_RXBUFFER_4096)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3625
		adapter->rx_buffer_len = E1000_RXBUFFER_4096;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3626
	else if (max_frame <= E1000_RXBUFFER_8192)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3627
		adapter->rx_buffer_len = E1000_RXBUFFER_8192;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3628
	else if (max_frame <= E1000_RXBUFFER_16384)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3629
		adapter->rx_buffer_len = E1000_RXBUFFER_16384;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3630
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3631
	/* adjust allocation if LPE protects us, and we aren't using SBP */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3632
	if (!adapter->hw.tbi_compatibility_on &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3633
	    ((max_frame == MAXIMUM_ETHERNET_FRAME_SIZE) ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3634
	     (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3635
		adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3636
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3637
	netdev->mtu = new_mtu;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3638
	adapter->hw.max_frame_size = max_frame;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3639
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3640
	if (netif_running(netdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3641
		e1000_reinit_locked(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3642
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3643
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3644
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3645
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3646
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3647
 * e1000_update_stats - Update the board statistics counters
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3648
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3649
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3650
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3651
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3652
e1000_update_stats(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3653
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3654
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3655
	struct pci_dev *pdev = adapter->pdev;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3656
	unsigned long flags = 0;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3657
	uint16_t phy_tmp;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3658
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3659
#define PHY_IDLE_ERROR_COUNT_MASK 0x00FF
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3660
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3661
	/*
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3662
	 * Prevent stats update while adapter is being reset, or if the pci
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3663
	 * connection is down.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3664
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3665
	if (adapter->link_speed == 0)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3666
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3667
	if (pci_channel_offline(pdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3668
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3669
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3670
	if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3671
		spin_lock_irqsave(&adapter->stats_lock, flags);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3672
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3673
	/* these counters are modified from e1000_adjust_tbi_stats,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3674
	 * called from the interrupt context, so they must only
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3675
	 * be written while holding adapter->stats_lock
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3676
	 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3677
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3678
	adapter->stats.crcerrs += E1000_READ_REG(hw, CRCERRS);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3679
	adapter->stats.gprc += E1000_READ_REG(hw, GPRC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3680
	adapter->stats.gorcl += E1000_READ_REG(hw, GORCL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3681
	adapter->stats.gorch += E1000_READ_REG(hw, GORCH);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3682
	adapter->stats.bprc += E1000_READ_REG(hw, BPRC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3683
	adapter->stats.mprc += E1000_READ_REG(hw, MPRC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3684
	adapter->stats.roc += E1000_READ_REG(hw, ROC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3685
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3686
	if (adapter->hw.mac_type != e1000_ich8lan) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3687
		adapter->stats.prc64 += E1000_READ_REG(hw, PRC64);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3688
		adapter->stats.prc127 += E1000_READ_REG(hw, PRC127);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3689
		adapter->stats.prc255 += E1000_READ_REG(hw, PRC255);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3690
		adapter->stats.prc511 += E1000_READ_REG(hw, PRC511);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3691
		adapter->stats.prc1023 += E1000_READ_REG(hw, PRC1023);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3692
		adapter->stats.prc1522 += E1000_READ_REG(hw, PRC1522);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3693
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3694
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3695
	adapter->stats.symerrs += E1000_READ_REG(hw, SYMERRS);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3696
	adapter->stats.mpc += E1000_READ_REG(hw, MPC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3697
	adapter->stats.scc += E1000_READ_REG(hw, SCC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3698
	adapter->stats.ecol += E1000_READ_REG(hw, ECOL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3699
	adapter->stats.mcc += E1000_READ_REG(hw, MCC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3700
	adapter->stats.latecol += E1000_READ_REG(hw, LATECOL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3701
	adapter->stats.dc += E1000_READ_REG(hw, DC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3702
	adapter->stats.sec += E1000_READ_REG(hw, SEC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3703
	adapter->stats.rlec += E1000_READ_REG(hw, RLEC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3704
	adapter->stats.xonrxc += E1000_READ_REG(hw, XONRXC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3705
	adapter->stats.xontxc += E1000_READ_REG(hw, XONTXC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3706
	adapter->stats.xoffrxc += E1000_READ_REG(hw, XOFFRXC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3707
	adapter->stats.xofftxc += E1000_READ_REG(hw, XOFFTXC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3708
	adapter->stats.fcruc += E1000_READ_REG(hw, FCRUC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3709
	adapter->stats.gptc += E1000_READ_REG(hw, GPTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3710
	adapter->stats.gotcl += E1000_READ_REG(hw, GOTCL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3711
	adapter->stats.gotch += E1000_READ_REG(hw, GOTCH);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3712
	adapter->stats.rnbc += E1000_READ_REG(hw, RNBC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3713
	adapter->stats.ruc += E1000_READ_REG(hw, RUC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3714
	adapter->stats.rfc += E1000_READ_REG(hw, RFC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3715
	adapter->stats.rjc += E1000_READ_REG(hw, RJC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3716
	adapter->stats.torl += E1000_READ_REG(hw, TORL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3717
	adapter->stats.torh += E1000_READ_REG(hw, TORH);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3718
	adapter->stats.totl += E1000_READ_REG(hw, TOTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3719
	adapter->stats.toth += E1000_READ_REG(hw, TOTH);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3720
	adapter->stats.tpr += E1000_READ_REG(hw, TPR);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3721
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3722
	if (adapter->hw.mac_type != e1000_ich8lan) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3723
		adapter->stats.ptc64 += E1000_READ_REG(hw, PTC64);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3724
		adapter->stats.ptc127 += E1000_READ_REG(hw, PTC127);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3725
		adapter->stats.ptc255 += E1000_READ_REG(hw, PTC255);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3726
		adapter->stats.ptc511 += E1000_READ_REG(hw, PTC511);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3727
		adapter->stats.ptc1023 += E1000_READ_REG(hw, PTC1023);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3728
		adapter->stats.ptc1522 += E1000_READ_REG(hw, PTC1522);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3729
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3730
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3731
	adapter->stats.mptc += E1000_READ_REG(hw, MPTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3732
	adapter->stats.bptc += E1000_READ_REG(hw, BPTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3733
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3734
	/* used for adaptive IFS */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3735
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3736
	hw->tx_packet_delta = E1000_READ_REG(hw, TPT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3737
	adapter->stats.tpt += hw->tx_packet_delta;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3738
	hw->collision_delta = E1000_READ_REG(hw, COLC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3739
	adapter->stats.colc += hw->collision_delta;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3740
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3741
	if (hw->mac_type >= e1000_82543) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3742
		adapter->stats.algnerrc += E1000_READ_REG(hw, ALGNERRC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3743
		adapter->stats.rxerrc += E1000_READ_REG(hw, RXERRC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3744
		adapter->stats.tncrs += E1000_READ_REG(hw, TNCRS);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3745
		adapter->stats.cexterr += E1000_READ_REG(hw, CEXTERR);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3746
		adapter->stats.tsctc += E1000_READ_REG(hw, TSCTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3747
		adapter->stats.tsctfc += E1000_READ_REG(hw, TSCTFC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3748
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3749
	if (hw->mac_type > e1000_82547_rev_2) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3750
		adapter->stats.iac += E1000_READ_REG(hw, IAC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3751
		adapter->stats.icrxoc += E1000_READ_REG(hw, ICRXOC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3752
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3753
		if (adapter->hw.mac_type != e1000_ich8lan) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3754
			adapter->stats.icrxptc += E1000_READ_REG(hw, ICRXPTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3755
			adapter->stats.icrxatc += E1000_READ_REG(hw, ICRXATC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3756
			adapter->stats.ictxptc += E1000_READ_REG(hw, ICTXPTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3757
			adapter->stats.ictxatc += E1000_READ_REG(hw, ICTXATC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3758
			adapter->stats.ictxqec += E1000_READ_REG(hw, ICTXQEC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3759
			adapter->stats.ictxqmtc += E1000_READ_REG(hw, ICTXQMTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3760
			adapter->stats.icrxdmtc += E1000_READ_REG(hw, ICRXDMTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3761
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3762
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3763
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3764
	/* Fill out the OS statistics structure */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3765
	adapter->net_stats.rx_packets = adapter->stats.gprc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3766
	adapter->net_stats.tx_packets = adapter->stats.gptc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3767
	adapter->net_stats.rx_bytes = adapter->stats.gorcl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3768
	adapter->net_stats.tx_bytes = adapter->stats.gotcl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3769
	adapter->net_stats.multicast = adapter->stats.mprc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3770
	adapter->net_stats.collisions = adapter->stats.colc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3771
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3772
	/* Rx Errors */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3773
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3774
	/* RLEC on some newer hardware can be incorrect so build
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3775
	* our own version based on RUC and ROC */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3776
	adapter->net_stats.rx_errors = adapter->stats.rxerrc +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3777
		adapter->stats.crcerrs + adapter->stats.algnerrc +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3778
		adapter->stats.ruc + adapter->stats.roc +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3779
		adapter->stats.cexterr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3780
	adapter->stats.rlerrc = adapter->stats.ruc + adapter->stats.roc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3781
	adapter->net_stats.rx_length_errors = adapter->stats.rlerrc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3782
	adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3783
	adapter->net_stats.rx_frame_errors = adapter->stats.algnerrc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3784
	adapter->net_stats.rx_missed_errors = adapter->stats.mpc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3785
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3786
	/* Tx Errors */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3787
	adapter->stats.txerrc = adapter->stats.ecol + adapter->stats.latecol;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3788
	adapter->net_stats.tx_errors = adapter->stats.txerrc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3789
	adapter->net_stats.tx_aborted_errors = adapter->stats.ecol;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3790
	adapter->net_stats.tx_window_errors = adapter->stats.latecol;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3791
	adapter->net_stats.tx_carrier_errors = adapter->stats.tncrs;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3792
	if (adapter->hw.bad_tx_carr_stats_fd &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3793
	    adapter->link_duplex == FULL_DUPLEX) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3794
		adapter->net_stats.tx_carrier_errors = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3795
		adapter->stats.tncrs = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3796
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3797
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3798
	/* Tx Dropped needs to be maintained elsewhere */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3799
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3800
	/* Phy Stats */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3801
	if (hw->media_type == e1000_media_type_copper) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3802
		if ((adapter->link_speed == SPEED_1000) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3803
		   (!e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_tmp))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3804
			phy_tmp &= PHY_IDLE_ERROR_COUNT_MASK;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3805
			adapter->phy_stats.idle_errors += phy_tmp;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3806
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3807
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3808
		if ((hw->mac_type <= e1000_82546) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3809
		   (hw->phy_type == e1000_phy_m88) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3810
		   !e1000_read_phy_reg(hw, M88E1000_RX_ERR_CNTR, &phy_tmp))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3811
			adapter->phy_stats.receive_errors += phy_tmp;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3812
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3813
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3814
	/* Management Stats */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3815
	if (adapter->hw.has_smbus) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3816
		adapter->stats.mgptc += E1000_READ_REG(hw, MGTPTC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3817
		adapter->stats.mgprc += E1000_READ_REG(hw, MGTPRC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3818
		adapter->stats.mgpdc += E1000_READ_REG(hw, MGTPDC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3819
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3820
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3821
	if (!adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3822
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3823
}
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3824
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3825
void ec_poll(struct net_device *netdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3826
{
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3827
    struct e1000_adapter *adapter = netdev_priv(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3828
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3829
    if (jiffies - adapter->ec_watchdog_jiffies >= 2 * HZ) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3830
        e1000_watchdog((unsigned long) adapter);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3831
        adapter->ec_watchdog_jiffies = jiffies;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3832
    }
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3833
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3834
#ifdef CONFIG_PCI_MSI
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3835
	e1000_intr_msi(0, netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3836
#else
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3837
    e1000_intr(0, netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3838
#endif
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3839
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3840
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3841
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3842
 * e1000_intr_msi - Interrupt Handler
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3843
 * @irq: interrupt number
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3844
 * @data: pointer to a network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3845
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3846
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3847
static irqreturn_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3848
e1000_intr_msi(int irq, void *data)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3849
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3850
	struct net_device *netdev = data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3851
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3852
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3853
	int i;
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3854
	uint32_t icr = E1000_READ_REG(hw, ICR);
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3855
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3856
	if (adapter->ecdev) {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3857
#ifdef CONFIG_E1000_NAPI
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3858
		int ec_work_done = 0;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3859
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3860
		for (i = 0; i < E1000_MAX_INTR; i++)
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3861
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3862
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring,
2050
a3e59f2a8589 Changed accidentally used & operator to &&.
Florian Pose <fp@igh-essen.com>
parents: 1325
diff changeset
  3863
							&ec_work_done, 100) &&
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3864
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3865
#else
2050
a3e59f2a8589 Changed accidentally used & operator to &&.
Florian Pose <fp@igh-essen.com>
parents: 1325
diff changeset
  3866
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &&
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3867
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3868
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3869
				break;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3870
	} else {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3871
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3872
		/* read ICR disables interrupts using IAM, so keep up with our
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3873
		 * enable/disable accounting */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3874
		atomic_inc(&adapter->irq_sem);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3875
#endif
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3876
		if (icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3877
			hw->get_link_status = 1;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3878
			/* 80003ES2LAN workaround-- For packet buffer work-around on
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3879
			 * link down event; disable receives here in the ISR and reset
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3880
			 * adapter in watchdog */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3881
			if (netif_carrier_ok(netdev) &&
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3882
					(adapter->hw.mac_type == e1000_80003es2lan)) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3883
				/* disable receives */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3884
				uint32_t rctl = E1000_READ_REG(hw, RCTL);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3885
				E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3886
			}
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3887
			/* guard against interrupt when we're going down */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3888
			if (!test_bit(__E1000_DOWN, &adapter->flags))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3889
				mod_timer(&adapter->watchdog_timer, jiffies + 1);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3890
		}
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3891
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3892
#ifdef CONFIG_E1000_NAPI
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3893
		if (likely(netif_rx_schedule_prep(netdev))) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3894
			adapter->total_tx_bytes = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3895
			adapter->total_tx_packets = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3896
			adapter->total_rx_bytes = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3897
			adapter->total_rx_packets = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3898
			__netif_rx_schedule(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3899
		} else
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3900
			e1000_irq_enable(adapter);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3901
#else
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3902
		adapter->total_tx_bytes = 0;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3903
		adapter->total_rx_bytes = 0;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3904
		adapter->total_tx_packets = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3905
		adapter->total_rx_packets = 0;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3906
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3907
		for (i = 0; i < E1000_MAX_INTR; i++)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3908
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3909
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3910
				break;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3911
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3912
		if (likely(adapter->itr_setting & 3))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3913
			e1000_set_itr(adapter);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3914
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3915
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3916
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3917
	return IRQ_HANDLED;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3918
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3919
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3920
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3921
 * e1000_intr - Interrupt Handler
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3922
 * @irq: interrupt number
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3923
 * @data: pointer to a network interface device structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3924
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3925
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3926
static irqreturn_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3927
e1000_intr(int irq, void *data)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3928
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3929
	struct net_device *netdev = data;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3930
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3931
	struct e1000_hw *hw = &adapter->hw;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3932
	uint32_t rctl, icr = E1000_READ_REG(hw, ICR);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3933
	int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3934
	if (unlikely(!icr))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3935
		return IRQ_NONE;  /* Not our interrupt */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3936
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3937
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3938
	/* IMS will not auto-mask if INT_ASSERTED is not set, and if it is
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3939
	 * not set, then the adapter didn't send an interrupt */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3940
	if (unlikely(hw->mac_type >= e1000_82571 &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3941
	             !(icr & E1000_ICR_INT_ASSERTED)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3942
		return IRQ_NONE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3943
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3944
	/* Interrupt Auto-Mask...upon reading ICR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3945
	 * interrupts are masked.  No need for the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3946
	 * IMC write, but it does mean we should
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3947
	 * account for it ASAP. */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3948
	if (!adapter->ecdev && likely(hw->mac_type >= e1000_82571))
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3949
		atomic_inc(&adapter->irq_sem);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3950
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3951
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3952
	if (!adapter->ecdev && unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3953
		hw->get_link_status = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3954
		/* 80003ES2LAN workaround--
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3955
		 * For packet buffer work-around on link down event;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3956
		 * disable receives here in the ISR and
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3957
		 * reset adapter in watchdog
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3958
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3959
		if (netif_carrier_ok(netdev) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3960
		    (adapter->hw.mac_type == e1000_80003es2lan)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3961
			/* disable receives */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3962
			rctl = E1000_READ_REG(hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3963
			E1000_WRITE_REG(hw, RCTL, rctl & ~E1000_RCTL_EN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3964
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3965
		/* guard against interrupt when we're going down */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3966
		if (!test_bit(__E1000_DOWN, &adapter->flags))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3967
			mod_timer(&adapter->watchdog_timer, jiffies + 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3968
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3969
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3970
	if (adapter->ecdev) {
1325
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3971
#ifdef CONFIG_E1000_NAPI
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3972
		int ec_work_done = 0;
16aacb421bd4 merge -c1602 branches/stable-1.4: Fixed e1000 ring bug.
Florian Pose <fp@igh-essen.com>
parents: 1154
diff changeset
  3973
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3974
		for (i = 0; i < E1000_MAX_INTR; i++)
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  3975
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3976
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring,
2050
a3e59f2a8589 Changed accidentally used & operator to &&.
Florian Pose <fp@igh-essen.com>
parents: 1325
diff changeset
  3977
                            &ec_work_done, 100) &&
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3978
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3979
#else
2050
a3e59f2a8589 Changed accidentally used & operator to &&.
Florian Pose <fp@igh-essen.com>
parents: 1325
diff changeset
  3980
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &&
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3981
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3982
#endif
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3983
				break;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3984
	} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3985
#ifdef CONFIG_E1000_NAPI
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3986
		if (unlikely(hw->mac_type < e1000_82571)) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3987
			/* disable interrupts, without the synchronize_irq bit */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3988
			atomic_inc(&adapter->irq_sem);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3989
			E1000_WRITE_REG(hw, IMC, ~0);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3990
			E1000_WRITE_FLUSH(hw);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3991
		}
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3992
		if (likely(netif_rx_schedule_prep(netdev))) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3993
			adapter->total_tx_bytes = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3994
			adapter->total_tx_packets = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3995
			adapter->total_rx_bytes = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3996
			adapter->total_rx_packets = 0;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3997
			__netif_rx_schedule(netdev);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3998
		} else
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  3999
			/* this really should not happen! if it does it is basically a
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4000
			 * bug, but not a hard error, so enable ints and continue */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4001
			e1000_irq_enable(adapter);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4002
#else
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4003
		/* Writing IMC and IMS is needed for 82547.
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4004
		 * Due to Hub Link bus being occupied, an interrupt
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4005
		 * de-assertion message is not able to be sent.
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4006
		 * When an interrupt assertion message is generated later,
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4007
		 * two messages are re-ordered and sent out.
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4008
		 * That causes APIC to think 82547 is in de-assertion
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4009
		 * state, while 82547 is in assertion state, resulting
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4010
		 * in dead lock. Writing IMC forces 82547 into
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4011
		 * de-assertion state.
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4012
		 */
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4013
		if (hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4014
			atomic_inc(&adapter->irq_sem);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4015
			E1000_WRITE_REG(hw, IMC, ~0);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4016
		}
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4017
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4018
		adapter->total_tx_bytes = 0;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4019
		adapter->total_rx_bytes = 0;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4020
		adapter->total_tx_packets = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4021
		adapter->total_rx_packets = 0;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4022
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4023
		for (i = 0; i < E1000_MAX_INTR; i++)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4024
			if (unlikely(!adapter->clean_rx(adapter, adapter->rx_ring) &
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4025
						!e1000_clean_tx_irq(adapter, adapter->tx_ring)))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4026
				break;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4027
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4028
		if (likely(adapter->itr_setting & 3))
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4029
			e1000_set_itr(adapter);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4030
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4031
		if (hw->mac_type == e1000_82547 || hw->mac_type == e1000_82547_rev_2)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4032
			e1000_irq_enable(adapter);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4033
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4034
#endif
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4035
	}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4036
	return IRQ_HANDLED;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4037
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4038
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4039
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4040
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4041
 * e1000_clean - NAPI Rx polling callback
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4042
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4043
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4044
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4045
static int
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4046
e1000_clean(struct net_device *poll_dev, int *budget) // EtherCAT: never called
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4047
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4048
	struct e1000_adapter *adapter;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4049
	int work_to_do = min(*budget, poll_dev->quota);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4050
	int tx_cleaned = 0, work_done = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4051
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4052
	/* Must NOT use netdev_priv macro here. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4053
	adapter = poll_dev->priv;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4054
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4055
	/* Keep link state information with original netdev */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4056
	if (!netif_carrier_ok(poll_dev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4057
		goto quit_polling;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4058
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4059
	/* e1000_clean is called per-cpu.  This lock protects
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4060
	 * tx_ring[0] from being cleaned by multiple cpus
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4061
	 * simultaneously.  A failure obtaining the lock means
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4062
	 * tx_ring[0] is currently being cleaned anyway. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4063
	if (spin_trylock(&adapter->tx_queue_lock)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4064
		tx_cleaned = e1000_clean_tx_irq(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4065
		                                &adapter->tx_ring[0]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4066
		spin_unlock(&adapter->tx_queue_lock);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4067
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4068
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4069
	adapter->clean_rx(adapter, &adapter->rx_ring[0],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4070
	                  &work_done, work_to_do);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4071
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4072
	*budget -= work_done;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4073
	poll_dev->quota -= work_done;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4074
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4075
	/* If no Tx and not enough Rx work done, exit the polling mode */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4076
	if ((!tx_cleaned && (work_done == 0)) ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4077
	   !netif_running(poll_dev)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4078
quit_polling:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4079
		if (likely(adapter->itr_setting & 3))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4080
			e1000_set_itr(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4081
		netif_rx_complete(poll_dev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4082
		e1000_irq_enable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4083
		return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4084
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4085
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4086
	return 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4087
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4088
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4089
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4090
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4091
 * e1000_clean_tx_irq - Reclaim resources after transmit completes
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4092
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4093
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4094
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4095
static boolean_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4096
e1000_clean_tx_irq(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4097
                   struct e1000_tx_ring *tx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4098
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4099
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4100
	struct e1000_tx_desc *tx_desc, *eop_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4101
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4102
	unsigned int i, eop;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4103
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4104
	unsigned int count = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4105
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4106
	boolean_t cleaned = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4107
	unsigned int total_tx_bytes=0, total_tx_packets=0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4108
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4109
	i = tx_ring->next_to_clean;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4110
	eop = tx_ring->buffer_info[i].next_to_watch;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4111
	eop_desc = E1000_TX_DESC(*tx_ring, eop);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4112
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4113
	while (eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4114
		for (cleaned = FALSE; !cleaned; ) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4115
			tx_desc = E1000_TX_DESC(*tx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4116
			buffer_info = &tx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4117
			cleaned = (i == eop);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4118
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4119
			if (cleaned) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4120
				struct sk_buff *skb = buffer_info->skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4121
				unsigned int segs, bytecount;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4122
				segs = skb_shinfo(skb)->gso_segs ?: 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4123
				/* multiply data chunks by size of headers */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4124
				bytecount = ((segs - 1) * skb_headlen(skb)) +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4125
				            skb->len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4126
				total_tx_packets += segs;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4127
				total_tx_bytes += bytecount;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4128
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4129
			e1000_unmap_and_free_tx_resource(adapter, buffer_info);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4130
			tx_desc->upper.data = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4131
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4132
			if (unlikely(++i == tx_ring->count)) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4133
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4134
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4135
		eop = tx_ring->buffer_info[i].next_to_watch;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4136
		eop_desc = E1000_TX_DESC(*tx_ring, eop);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4137
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4138
#define E1000_TX_WEIGHT 64
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4139
		/* weight of a sort for tx, to avoid endless transmit cleanup */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4140
		if (count++ == E1000_TX_WEIGHT) break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4141
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4142
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4143
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4144
	tx_ring->next_to_clean = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4145
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4146
#define TX_WAKE_THRESHOLD 32
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4147
	if (!adapter->ecdev && unlikely(cleaned && netif_carrier_ok(netdev) &&
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4148
		     E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4149
		/* Make sure that anybody stopping the queue after this
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4150
		 * sees the new next_to_clean.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4151
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4152
		smp_mb();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4153
		if (netif_queue_stopped(netdev)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4154
			netif_wake_queue(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4155
			++adapter->restart_queue;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4156
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4157
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4158
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4159
	if (!adapter->ecdev && adapter->detect_tx_hung) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4160
		/* Detect a transmit hang in hardware, this serializes the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4161
		 * check with the clearing of time_stamp and movement of i */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4162
		adapter->detect_tx_hung = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4163
		if (tx_ring->buffer_info[eop].dma &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4164
		    time_after(jiffies, tx_ring->buffer_info[eop].time_stamp +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4165
		               (adapter->tx_timeout_factor * HZ))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4166
		    && !(E1000_READ_REG(&adapter->hw, STATUS) &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4167
		         E1000_STATUS_TXOFF)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4168
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4169
			/* detected Tx unit hang */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4170
			DPRINTK(DRV, ERR, "Detected Tx Unit Hang\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4171
					"  Tx Queue             <%lu>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4172
					"  TDH                  <%x>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4173
					"  TDT                  <%x>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4174
					"  next_to_use          <%x>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4175
					"  next_to_clean        <%x>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4176
					"buffer_info[next_to_clean]\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4177
					"  time_stamp           <%lx>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4178
					"  next_to_watch        <%x>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4179
					"  jiffies              <%lx>\n"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4180
					"  next_to_watch.status <%x>\n",
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4181
				(unsigned long)((tx_ring - adapter->tx_ring) /
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4182
					sizeof(struct e1000_tx_ring)),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4183
				readl(adapter->hw.hw_addr + tx_ring->tdh),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4184
				readl(adapter->hw.hw_addr + tx_ring->tdt),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4185
				tx_ring->next_to_use,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4186
				tx_ring->next_to_clean,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4187
				tx_ring->buffer_info[eop].time_stamp,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4188
				eop,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4189
				jiffies,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4190
				eop_desc->upper.fields.status);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4191
			netif_stop_queue(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4192
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4193
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4194
	adapter->total_tx_bytes += total_tx_bytes;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4195
	adapter->total_tx_packets += total_tx_packets;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4196
	return cleaned;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4197
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4198
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4199
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4200
 * e1000_rx_checksum - Receive Checksum Offload for 82543
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4201
 * @adapter:     board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4202
 * @status_err:  receive descriptor status and error fields
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4203
 * @csum:        receive descriptor csum field
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4204
 * @sk_buff:     socket buffer with received data
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4205
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4206
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4207
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4208
e1000_rx_checksum(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4209
		  uint32_t status_err, uint32_t csum,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4210
		  struct sk_buff *skb)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4211
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4212
	uint16_t status = (uint16_t)status_err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4213
	uint8_t errors = (uint8_t)(status_err >> 24);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4214
	skb->ip_summed = CHECKSUM_NONE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4215
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4216
	/* 82543 or newer only */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4217
	if (unlikely(adapter->hw.mac_type < e1000_82543)) return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4218
	/* Ignore Checksum bit is set */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4219
	if (unlikely(status & E1000_RXD_STAT_IXSM)) return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4220
	/* TCP/UDP checksum error bit is set */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4221
	if (unlikely(errors & E1000_RXD_ERR_TCPE)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4222
		/* let the stack verify checksum errors */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4223
		adapter->hw_csum_err++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4224
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4225
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4226
	/* TCP/UDP Checksum has not been calculated */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4227
	if (adapter->hw.mac_type <= e1000_82547_rev_2) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4228
		if (!(status & E1000_RXD_STAT_TCPCS))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4229
			return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4230
	} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4231
		if (!(status & (E1000_RXD_STAT_TCPCS | E1000_RXD_STAT_UDPCS)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4232
			return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4233
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4234
	/* It must be a TCP or UDP packet with a valid checksum */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4235
	if (likely(status & E1000_RXD_STAT_TCPCS)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4236
		/* TCP checksum is good */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4237
		skb->ip_summed = CHECKSUM_UNNECESSARY;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4238
	} else if (adapter->hw.mac_type > e1000_82547_rev_2) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4239
		/* IP fragment with UDP payload */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4240
		/* Hardware complements the payload checksum, so we undo it
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4241
		 * and then put the value in host order for further stack use.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4242
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4243
		csum = ntohl(csum ^ 0xFFFF);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4244
		skb->csum = csum;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4245
		skb->ip_summed = CHECKSUM_COMPLETE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4246
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4247
	adapter->hw_csum_good++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4248
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4249
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4250
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4251
 * e1000_clean_rx_irq - Send received data up the network stack; legacy
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4252
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4253
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4254
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4255
static boolean_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4256
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4257
e1000_clean_rx_irq(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4258
                   struct e1000_rx_ring *rx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4259
                   int *work_done, int work_to_do)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4260
#else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4261
e1000_clean_rx_irq(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4262
                   struct e1000_rx_ring *rx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4263
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4264
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4265
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4266
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4267
	struct e1000_rx_desc *rx_desc, *next_rxd;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4268
	struct e1000_buffer *buffer_info, *next_buffer;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4269
	unsigned long flags;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4270
	uint32_t length;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4271
	uint8_t last_byte;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4272
	unsigned int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4273
	int cleaned_count = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4274
	boolean_t cleaned = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4275
	unsigned int total_rx_bytes=0, total_rx_packets=0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4276
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4277
	i = rx_ring->next_to_clean;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4278
	rx_desc = E1000_RX_DESC(*rx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4279
	buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4280
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4281
	while (rx_desc->status & E1000_RXD_STAT_DD) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4282
		struct sk_buff *skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4283
		u8 status;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4284
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4285
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4286
		if (*work_done >= work_to_do)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4287
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4288
		(*work_done)++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4289
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4290
		status = rx_desc->status;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4291
		skb = buffer_info->skb;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4292
		if (!adapter->ecdev) buffer_info->skb = NULL;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4293
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4294
		prefetch(skb->data - NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4295
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4296
		if (++i == rx_ring->count) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4297
		next_rxd = E1000_RX_DESC(*rx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4298
		prefetch(next_rxd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4299
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4300
		next_buffer = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4301
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4302
		cleaned = TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4303
		cleaned_count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4304
		pci_unmap_single(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4305
		                 buffer_info->dma,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4306
		                 buffer_info->length,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4307
		                 PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4308
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4309
		length = le16_to_cpu(rx_desc->length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4310
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4311
		if (unlikely(!(status & E1000_RXD_STAT_EOP))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4312
			/* All receives must fit into a single buffer */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4313
			E1000_DBG("%s: Receive packet consumed multiple"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4314
				  " buffers\n", netdev->name);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4315
			/* recycle */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4316
			buffer_info->skb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4317
			goto next_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4318
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4319
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4320
		if (!adapter->ecdev &&
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4321
                unlikely(rx_desc->errors & E1000_RXD_ERR_FRAME_ERR_MASK)) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4322
			last_byte = *(skb->data + length - 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4323
			if (TBI_ACCEPT(&adapter->hw, status,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4324
			              rx_desc->errors, length, last_byte)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4325
				spin_lock_irqsave(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4326
				e1000_tbi_adjust_stats(&adapter->hw,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4327
				                       &adapter->stats,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4328
				                       length, skb->data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4329
				spin_unlock_irqrestore(&adapter->stats_lock,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4330
				                       flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4331
				length--;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4332
			} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4333
				/* recycle */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4334
				buffer_info->skb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4335
				goto next_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4336
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4337
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4338
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4339
		/* adjust length to remove Ethernet CRC, this must be
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4340
		 * done after the TBI_ACCEPT workaround above */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4341
		length -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4342
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4343
		/* probably a little skewed due to removing CRC */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4344
		total_rx_bytes += length;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4345
		total_rx_packets++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4346
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4347
		/* code added for copybreak, this should improve
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4348
		 * performance for small packets with large amounts
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4349
		 * of reassembly being done in the stack */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4350
		if (!adapter->ecdev && length < copybreak) {
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4351
			struct sk_buff *new_skb =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4352
			    netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4353
			if (new_skb) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4354
				skb_reserve(new_skb, NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4355
				skb_copy_to_linear_data_offset(new_skb,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4356
							       -NET_IP_ALIGN,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4357
							       (skb->data -
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4358
							        NET_IP_ALIGN),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4359
							       (length +
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4360
							        NET_IP_ALIGN));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4361
				/* save the skb in buffer_info as good */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4362
				buffer_info->skb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4363
				skb = new_skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4364
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4365
			/* else just continue with the old one */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4366
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4367
		/* end copybreak code */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4368
		skb_put(skb, length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4369
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4370
		/* Receive Checksum Offload */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4371
		e1000_rx_checksum(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4372
				  (uint32_t)(status) |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4373
				  ((uint32_t)(rx_desc->errors) << 24),
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4374
				  le16_to_cpu(rx_desc->csum), skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4375
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4376
		if (adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4377
			ecdev_receive(adapter->ecdev, skb->data, length);
1152
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4378
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4379
			// No need to detect link status as
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4380
			// long as frames are received: Reset watchdog.
30f168c7f74f No need to call e1000 watchdog when frames are received (thanks to O. Zarges).
Florian Pose <fp@igh-essen.com>
parents: 1011
diff changeset
  4381
			adapter->ec_watchdog_jiffies = jiffies;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4382
		} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4383
			skb->protocol = eth_type_trans(skb, netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4384
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4385
			if (unlikely(adapter->vlgrp &&
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4386
						(status & E1000_RXD_STAT_VP))) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4387
				vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4388
						le16_to_cpu(rx_desc->special) &
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4389
						E1000_RXD_SPC_VLAN_MASK);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4390
			} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4391
				netif_receive_skb(skb);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4392
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4393
#else /* CONFIG_E1000_NAPI */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4394
			if (unlikely(adapter->vlgrp &&
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4395
						(status & E1000_RXD_STAT_VP))) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4396
				vlan_hwaccel_rx(skb, adapter->vlgrp,
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4397
						le16_to_cpu(rx_desc->special) &
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4398
						E1000_RXD_SPC_VLAN_MASK);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4399
			} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4400
				netif_rx(skb);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4401
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4402
#endif /* CONFIG_E1000_NAPI */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4403
		}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4404
		netdev->last_rx = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4405
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4406
next_desc:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4407
		rx_desc->status = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4408
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4409
		/* return some buffers to hardware, one at a time is too slow */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4410
		if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4411
			adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4412
			cleaned_count = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4413
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4414
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4415
		/* use prefetched values */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4416
		rx_desc = next_rxd;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4417
		buffer_info = next_buffer;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4418
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4419
	rx_ring->next_to_clean = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4420
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4421
	cleaned_count = E1000_DESC_UNUSED(rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4422
	if (cleaned_count)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4423
		adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4424
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4425
	adapter->total_rx_packets += total_rx_packets;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4426
	adapter->total_rx_bytes += total_rx_bytes;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4427
	return cleaned;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4428
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4429
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4430
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4431
 * e1000_clean_rx_irq_ps - Send received data up the network stack; packet split
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4432
 * @adapter: board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4433
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4434
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4435
static boolean_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4436
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4437
e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4438
                      struct e1000_rx_ring *rx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4439
                      int *work_done, int work_to_do)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4440
#else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4441
e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4442
                      struct e1000_rx_ring *rx_ring)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4443
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4444
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4445
	union e1000_rx_desc_packet_split *rx_desc, *next_rxd;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4446
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4447
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4448
	struct e1000_buffer *buffer_info, *next_buffer;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4449
	struct e1000_ps_page *ps_page;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4450
	struct e1000_ps_page_dma *ps_page_dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4451
	struct sk_buff *skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4452
	unsigned int i, j;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4453
	uint32_t length, staterr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4454
	int cleaned_count = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4455
	boolean_t cleaned = FALSE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4456
	unsigned int total_rx_bytes=0, total_rx_packets=0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4457
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4458
	i = rx_ring->next_to_clean;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4459
	rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4460
	staterr = le32_to_cpu(rx_desc->wb.middle.status_error);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4461
	buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4462
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4463
	while (staterr & E1000_RXD_STAT_DD) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4464
		ps_page = &rx_ring->ps_page[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4465
		ps_page_dma = &rx_ring->ps_page_dma[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4466
#ifdef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4467
		if (unlikely(*work_done >= work_to_do))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4468
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4469
		(*work_done)++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4470
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4471
		skb = buffer_info->skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4472
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4473
		/* in the packet split case this is header only */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4474
		prefetch(skb->data - NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4475
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4476
		if (++i == rx_ring->count) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4477
		next_rxd = E1000_RX_DESC_PS(*rx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4478
		prefetch(next_rxd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4479
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4480
		next_buffer = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4481
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4482
		cleaned = TRUE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4483
		cleaned_count++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4484
		pci_unmap_single(pdev, buffer_info->dma,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4485
				 buffer_info->length,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4486
				 PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4487
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4488
		if (unlikely(!(staterr & E1000_RXD_STAT_EOP))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4489
			E1000_DBG("%s: Packet Split buffers didn't pick up"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4490
				  " the full packet\n", netdev->name);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4491
			if (!adapter->ecdev) dev_kfree_skb_irq(skb);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4492
			goto next_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4493
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4494
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4495
		if (unlikely(staterr & E1000_RXDEXT_ERR_FRAME_ERR_MASK)) {
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4496
			if (!adapter->ecdev) dev_kfree_skb_irq(skb);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4497
			goto next_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4498
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4499
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4500
		length = le16_to_cpu(rx_desc->wb.middle.length0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4501
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4502
		if (unlikely(!length)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4503
			E1000_DBG("%s: Last part of the packet spanning"
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4504
				  " multiple descriptors\n", netdev->name);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4505
			if (!adapter->ecdev) dev_kfree_skb_irq(skb);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4506
			goto next_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4507
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4508
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4509
		/* Good Receive */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4510
		skb_put(skb, length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4511
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4512
		{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4513
		/* this looks ugly, but it seems compiler issues make it
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4514
		   more efficient than reusing j */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4515
		int l1 = le16_to_cpu(rx_desc->wb.upper.length[0]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4516
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4517
		/* page alloc/put takes too long and effects small packet
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4518
		 * throughput, so unsplit small packets and save the alloc/put*/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4519
		if (l1 && (l1 <= copybreak) && ((length + l1) <= adapter->rx_ps_bsize0)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4520
			u8 *vaddr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4521
			/* there is no documentation about how to call
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4522
			 * kmap_atomic, so we can't hold the mapping
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4523
			 * very long */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4524
			pci_dma_sync_single_for_cpu(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4525
				ps_page_dma->ps_page_dma[0],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4526
				PAGE_SIZE,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4527
				PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4528
			vaddr = kmap_atomic(ps_page->ps_page[0],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4529
			                    KM_SKB_DATA_SOFTIRQ);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4530
			memcpy(skb_tail_pointer(skb), vaddr, l1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4531
			kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4532
			pci_dma_sync_single_for_device(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4533
				ps_page_dma->ps_page_dma[0],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4534
				PAGE_SIZE, PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4535
			/* remove the CRC */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4536
			l1 -= 4;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4537
			skb_put(skb, l1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4538
			goto copydone;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4539
		} /* if */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4540
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4541
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4542
		for (j = 0; j < adapter->rx_ps_pages; j++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4543
			if (!(length= le16_to_cpu(rx_desc->wb.upper.length[j])))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4544
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4545
			pci_unmap_page(pdev, ps_page_dma->ps_page_dma[j],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4546
					PAGE_SIZE, PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4547
			ps_page_dma->ps_page_dma[j] = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4548
			skb_fill_page_desc(skb, j, ps_page->ps_page[j], 0,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4549
			                   length);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4550
			ps_page->ps_page[j] = NULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4551
			skb->len += length;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4552
			skb->data_len += length;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4553
			skb->truesize += length;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4554
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4555
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4556
		/* strip the ethernet crc, problem is we're using pages now so
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4557
		 * this whole operation can get a little cpu intensive */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4558
		pskb_trim(skb, skb->len - 4);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4559
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4560
copydone:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4561
		total_rx_bytes += skb->len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4562
		total_rx_packets++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4563
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4564
		e1000_rx_checksum(adapter, staterr,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4565
				  le16_to_cpu(rx_desc->wb.lower.hi_dword.csum_ip.csum), skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4566
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4567
		if (likely(rx_desc->wb.upper.header_status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4568
			   cpu_to_le16(E1000_RXDPS_HDRSTAT_HDRSP)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4569
			adapter->rx_hdr_split++;
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4570
		if (adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4571
			ecdev_receive(adapter->ecdev, skb->data, length);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4572
		} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4573
			skb->protocol = eth_type_trans(skb, netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4574
#ifdef CONFIG_E1000_NAPI
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4575
			if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4576
				vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4577
						le16_to_cpu(rx_desc->wb.middle.vlan) &
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4578
						E1000_RXD_SPC_VLAN_MASK);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4579
			} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4580
				netif_receive_skb(skb);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4581
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4582
#else /* CONFIG_E1000_NAPI */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4583
			if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4584
				vlan_hwaccel_rx(skb, adapter->vlgrp,
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4585
						le16_to_cpu(rx_desc->wb.middle.vlan) &
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4586
						E1000_RXD_SPC_VLAN_MASK);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4587
			} else {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4588
				netif_rx(skb);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4589
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4590
#endif /* CONFIG_E1000_NAPI */
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4591
		}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4592
		netdev->last_rx = jiffies;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4593
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4594
next_desc:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4595
		rx_desc->wb.middle.status_error &= cpu_to_le32(~0xFF);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4596
		if (!adapter->ecdev) buffer_info->skb = NULL;
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4597
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4598
		/* return some buffers to hardware, one at a time is too slow */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4599
		if (unlikely(cleaned_count >= E1000_RX_BUFFER_WRITE)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4600
			adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4601
			cleaned_count = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4602
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4603
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4604
		/* use prefetched values */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4605
		rx_desc = next_rxd;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4606
		buffer_info = next_buffer;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4607
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4608
		staterr = le32_to_cpu(rx_desc->wb.middle.status_error);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4609
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4610
	rx_ring->next_to_clean = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4611
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4612
	cleaned_count = E1000_DESC_UNUSED(rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4613
	if (cleaned_count)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4614
		adapter->alloc_rx_buf(adapter, rx_ring, cleaned_count);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4615
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4616
	adapter->total_rx_packets += total_rx_packets;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4617
	adapter->total_rx_bytes += total_rx_bytes;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4618
	return cleaned;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4619
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4620
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4621
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4622
 * e1000_alloc_rx_buffers - Replace used receive buffers; legacy & extended
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4623
 * @adapter: address of board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4624
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4625
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4626
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4627
e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4628
                       struct e1000_rx_ring *rx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4629
		       int cleaned_count)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4630
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4631
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4632
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4633
	struct e1000_rx_desc *rx_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4634
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4635
	struct sk_buff *skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4636
	unsigned int i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4637
	unsigned int bufsz = adapter->rx_buffer_len + NET_IP_ALIGN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4638
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4639
	i = rx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4640
	buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4641
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4642
	while (cleaned_count--) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4643
		skb = buffer_info->skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4644
		if (skb) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4645
			skb_trim(skb, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4646
			goto map_skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4647
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4648
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4649
		skb = netdev_alloc_skb(netdev, bufsz);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4650
		if (unlikely(!skb)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4651
			/* Better luck next round */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4652
			adapter->alloc_rx_buff_failed++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4653
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4654
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4655
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4656
		/* Fix for errata 23, can't cross 64kB boundary */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4657
		if (!e1000_check_64k_bound(adapter, skb->data, bufsz)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4658
			struct sk_buff *oldskb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4659
			DPRINTK(RX_ERR, ERR, "skb align check failed: %u bytes "
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4660
					     "at %p\n", bufsz, skb->data);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4661
			/* Try again, without freeing the previous */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4662
			skb = netdev_alloc_skb(netdev, bufsz);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4663
			/* Failed allocation, critical failure */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4664
			if (!skb) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4665
				dev_kfree_skb(oldskb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4666
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4667
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4668
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4669
			if (!e1000_check_64k_bound(adapter, skb->data, bufsz)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4670
				/* give up */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4671
				dev_kfree_skb(skb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4672
				dev_kfree_skb(oldskb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4673
				break; /* while !buffer_info->skb */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4674
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4675
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4676
			/* Use new allocation */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4677
			dev_kfree_skb(oldskb);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4678
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4679
		/* Make buffer alignment 2 beyond a 16 byte boundary
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4680
		 * this will result in a 16 byte aligned IP header after
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4681
		 * the 14 byte MAC header is removed
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4682
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4683
		skb_reserve(skb, NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4684
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4685
		buffer_info->skb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4686
		buffer_info->length = adapter->rx_buffer_len;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4687
map_skb:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4688
		buffer_info->dma = pci_map_single(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4689
						  skb->data,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4690
						  adapter->rx_buffer_len,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4691
						  PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4692
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4693
		/* Fix for errata 23, can't cross 64kB boundary */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4694
		if (!e1000_check_64k_bound(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4695
					(void *)(unsigned long)buffer_info->dma,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4696
					adapter->rx_buffer_len)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4697
			DPRINTK(RX_ERR, ERR,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4698
				"dma align check failed: %u bytes at %p\n",
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4699
				adapter->rx_buffer_len,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4700
				(void *)(unsigned long)buffer_info->dma);
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4701
			if (!adapter->ecdev) {
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4702
                dev_kfree_skb(skb);
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4703
				buffer_info->skb = NULL;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4704
			}
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4705
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4706
			pci_unmap_single(pdev, buffer_info->dma,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4707
					 adapter->rx_buffer_len,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4708
					 PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4709
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4710
			break; /* while !buffer_info->skb */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4711
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4712
		rx_desc = E1000_RX_DESC(*rx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4713
		rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4714
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4715
		if (unlikely(++i == rx_ring->count))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4716
			i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4717
		buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4718
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4719
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4720
	if (likely(rx_ring->next_to_use != i)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4721
		rx_ring->next_to_use = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4722
		if (unlikely(i-- == 0))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4723
			i = (rx_ring->count - 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4724
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4725
		/* Force memory writes to complete before letting h/w
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4726
		 * know there are new descriptors to fetch.  (Only
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4727
		 * applicable for weak-ordered memory model archs,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4728
		 * such as IA-64). */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4729
		wmb();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4730
		writel(i, adapter->hw.hw_addr + rx_ring->rdt);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4731
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4732
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4733
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4734
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4735
 * e1000_alloc_rx_buffers_ps - Replace used receive buffers; packet split
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4736
 * @adapter: address of board private structure
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4737
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4738
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4739
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4740
e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4741
                          struct e1000_rx_ring *rx_ring,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4742
			  int cleaned_count)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4743
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4744
	struct net_device *netdev = adapter->netdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4745
	struct pci_dev *pdev = adapter->pdev;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4746
	union e1000_rx_desc_packet_split *rx_desc;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4747
	struct e1000_buffer *buffer_info;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4748
	struct e1000_ps_page *ps_page;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4749
	struct e1000_ps_page_dma *ps_page_dma;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4750
	struct sk_buff *skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4751
	unsigned int i, j;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4752
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4753
	i = rx_ring->next_to_use;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4754
	buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4755
	ps_page = &rx_ring->ps_page[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4756
	ps_page_dma = &rx_ring->ps_page_dma[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4757
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4758
	while (cleaned_count--) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4759
		rx_desc = E1000_RX_DESC_PS(*rx_ring, i);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4760
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4761
		for (j = 0; j < PS_PAGE_BUFFERS; j++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4762
			if (j < adapter->rx_ps_pages) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4763
				if (likely(!ps_page->ps_page[j])) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4764
					ps_page->ps_page[j] =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4765
						alloc_page(GFP_ATOMIC);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4766
					if (unlikely(!ps_page->ps_page[j])) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4767
						adapter->alloc_rx_buff_failed++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4768
						goto no_buffers;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4769
					}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4770
					ps_page_dma->ps_page_dma[j] =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4771
						pci_map_page(pdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4772
							    ps_page->ps_page[j],
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4773
							    0, PAGE_SIZE,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4774
							    PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4775
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4776
				/* Refresh the desc even if buffer_addrs didn't
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4777
				 * change because each write-back erases
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4778
				 * this info.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4779
				 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4780
				rx_desc->read.buffer_addr[j+1] =
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4781
				     cpu_to_le64(ps_page_dma->ps_page_dma[j]);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4782
			} else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4783
				rx_desc->read.buffer_addr[j+1] = ~0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4784
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4785
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4786
		skb = netdev_alloc_skb(netdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4787
		                       adapter->rx_ps_bsize0 + NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4789
		if (unlikely(!skb)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4790
			adapter->alloc_rx_buff_failed++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4791
			break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4792
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4793
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4794
		/* Make buffer alignment 2 beyond a 16 byte boundary
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4795
		 * this will result in a 16 byte aligned IP header after
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4796
		 * the 14 byte MAC header is removed
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4797
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4798
		skb_reserve(skb, NET_IP_ALIGN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4799
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4800
		buffer_info->skb = skb;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4801
		buffer_info->length = adapter->rx_ps_bsize0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4802
		buffer_info->dma = pci_map_single(pdev, skb->data,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4803
						  adapter->rx_ps_bsize0,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4804
						  PCI_DMA_FROMDEVICE);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4805
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4806
		rx_desc->read.buffer_addr[0] = cpu_to_le64(buffer_info->dma);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4807
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4808
		if (unlikely(++i == rx_ring->count)) i = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4809
		buffer_info = &rx_ring->buffer_info[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4810
		ps_page = &rx_ring->ps_page[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4811
		ps_page_dma = &rx_ring->ps_page_dma[i];
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4812
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4813
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4814
no_buffers:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4815
	if (likely(rx_ring->next_to_use != i)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4816
		rx_ring->next_to_use = i;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4817
		if (unlikely(i-- == 0)) i = (rx_ring->count - 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4818
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4819
		/* Force memory writes to complete before letting h/w
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4820
		 * know there are new descriptors to fetch.  (Only
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4821
		 * applicable for weak-ordered memory model archs,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4822
		 * such as IA-64). */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4823
		wmb();
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4824
		/* Hardware increments by 16 bytes, but packet split
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4825
		 * descriptors are 32 bytes...so we increment tail
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4826
		 * twice as much.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4827
		 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4828
		writel(i<<1, adapter->hw.hw_addr + rx_ring->rdt);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4829
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4830
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4831
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4832
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4833
 * e1000_smartspeed - Workaround for SmartSpeed on 82541 and 82547 controllers.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4834
 * @adapter:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4835
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4836
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4837
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4838
e1000_smartspeed(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4839
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4840
	uint16_t phy_status;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4841
	uint16_t phy_ctrl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4842
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4843
	if ((adapter->hw.phy_type != e1000_phy_igp) || !adapter->hw.autoneg ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4844
	   !(adapter->hw.autoneg_advertised & ADVERTISE_1000_FULL))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4845
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4846
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4847
	if (adapter->smartspeed == 0) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4848
		/* If Master/Slave config fault is asserted twice,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4849
		 * we assume back-to-back */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4850
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_STATUS, &phy_status);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4851
		if (!(phy_status & SR_1000T_MS_CONFIG_FAULT)) return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4852
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_STATUS, &phy_status);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4853
		if (!(phy_status & SR_1000T_MS_CONFIG_FAULT)) return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4854
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_CTRL, &phy_ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4855
		if (phy_ctrl & CR_1000T_MS_ENABLE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4856
			phy_ctrl &= ~CR_1000T_MS_ENABLE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4857
			e1000_write_phy_reg(&adapter->hw, PHY_1000T_CTRL,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4858
					    phy_ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4859
			adapter->smartspeed++;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4860
			if (!e1000_phy_setup_autoneg(&adapter->hw) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4861
			   !e1000_read_phy_reg(&adapter->hw, PHY_CTRL,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4862
				   	       &phy_ctrl)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4863
				phy_ctrl |= (MII_CR_AUTO_NEG_EN |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4864
					     MII_CR_RESTART_AUTO_NEG);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4865
				e1000_write_phy_reg(&adapter->hw, PHY_CTRL,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4866
						    phy_ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4867
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4868
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4869
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4870
	} else if (adapter->smartspeed == E1000_SMARTSPEED_DOWNSHIFT) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4871
		/* If still no link, perhaps using 2/3 pair cable */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4872
		e1000_read_phy_reg(&adapter->hw, PHY_1000T_CTRL, &phy_ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4873
		phy_ctrl |= CR_1000T_MS_ENABLE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4874
		e1000_write_phy_reg(&adapter->hw, PHY_1000T_CTRL, phy_ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4875
		if (!e1000_phy_setup_autoneg(&adapter->hw) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4876
		   !e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_ctrl)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4877
			phy_ctrl |= (MII_CR_AUTO_NEG_EN |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4878
				     MII_CR_RESTART_AUTO_NEG);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4879
			e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4880
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4881
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4882
	/* Restart process after E1000_SMARTSPEED_MAX iterations */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4883
	if (adapter->smartspeed++ == E1000_SMARTSPEED_MAX)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4884
		adapter->smartspeed = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4885
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4886
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4887
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4888
 * e1000_ioctl -
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4889
 * @netdev:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4890
 * @ifreq:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4891
 * @cmd:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4892
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4893
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4894
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4895
e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4896
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4897
	switch (cmd) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4898
	case SIOCGMIIPHY:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4899
	case SIOCGMIIREG:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4900
	case SIOCSMIIREG:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4901
		return e1000_mii_ioctl(netdev, ifr, cmd);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4902
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4903
		return -EOPNOTSUPP;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4904
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4905
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4906
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4907
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4908
 * e1000_mii_ioctl -
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4909
 * @netdev:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4910
 * @ifreq:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4911
 * @cmd:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4912
 **/
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4913
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4914
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4915
e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4916
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4917
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4918
	struct mii_ioctl_data *data = if_mii(ifr);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4919
	int retval;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4920
	uint16_t mii_reg;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4921
	uint16_t spddplx;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4922
	unsigned long flags;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4923
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4924
	if (adapter->hw.media_type != e1000_media_type_copper)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4925
		return -EOPNOTSUPP;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4926
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4927
	switch (cmd) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4928
	case SIOCGMIIPHY:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4929
		data->phy_id = adapter->hw.phy_addr;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4930
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4931
	case SIOCGMIIREG:
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4932
		if (adapter->ecdev || !capable(CAP_NET_ADMIN))
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4933
			return -EPERM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4934
		spin_lock_irqsave(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4935
		if (e1000_read_phy_reg(&adapter->hw, data->reg_num & 0x1F,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4936
				   &data->val_out)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4937
			spin_unlock_irqrestore(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4938
			return -EIO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4939
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4940
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4941
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4942
	case SIOCSMIIREG:
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  4943
		if (adapter->ecdev || !capable(CAP_NET_ADMIN))
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4944
			return -EPERM;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4945
		if (data->reg_num & ~(0x1F))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4946
			return -EFAULT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4947
		mii_reg = data->val_in;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4948
		spin_lock_irqsave(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4949
		if (e1000_write_phy_reg(&adapter->hw, data->reg_num,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4950
					mii_reg)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4951
			spin_unlock_irqrestore(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4952
			return -EIO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4953
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4954
		if (adapter->hw.media_type == e1000_media_type_copper) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4955
			switch (data->reg_num) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4956
			case PHY_CTRL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4957
				if (mii_reg & MII_CR_POWER_DOWN)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4958
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4959
				if (mii_reg & MII_CR_AUTO_NEG_EN) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4960
					adapter->hw.autoneg = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4961
					adapter->hw.autoneg_advertised = 0x2F;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4962
				} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4963
					if (mii_reg & 0x40)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4964
						spddplx = SPEED_1000;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4965
					else if (mii_reg & 0x2000)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4966
						spddplx = SPEED_100;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4967
					else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4968
						spddplx = SPEED_10;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4969
					spddplx += (mii_reg & 0x100)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4970
						   ? DUPLEX_FULL :
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4971
						   DUPLEX_HALF;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4972
					retval = e1000_set_spd_dplx(adapter,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4973
								    spddplx);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4974
					if (retval) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4975
						spin_unlock_irqrestore(
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4976
							&adapter->stats_lock,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4977
							flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4978
						return retval;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4979
					}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4980
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4981
				if (netif_running(adapter->netdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4982
					e1000_reinit_locked(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4983
				else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4984
					e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4985
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4986
			case M88E1000_PHY_SPEC_CTRL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4987
			case M88E1000_EXT_PHY_SPEC_CTRL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4988
				if (e1000_phy_reset(&adapter->hw)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4989
					spin_unlock_irqrestore(
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4990
						&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4991
					return -EIO;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4992
				}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4993
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4994
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4995
		} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4996
			switch (data->reg_num) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4997
			case PHY_CTRL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4998
				if (mii_reg & MII_CR_POWER_DOWN)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  4999
					break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5000
				if (netif_running(adapter->netdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5001
					e1000_reinit_locked(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5002
				else
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5003
					e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5004
				break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5005
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5006
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5007
		spin_unlock_irqrestore(&adapter->stats_lock, flags);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5008
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5009
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5010
		return -EOPNOTSUPP;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5011
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5012
	return E1000_SUCCESS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5013
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5014
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5015
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5016
e1000_pci_set_mwi(struct e1000_hw *hw)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5017
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5018
	struct e1000_adapter *adapter = hw->back;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5019
	int ret_val = pci_set_mwi(adapter->pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5020
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5021
	if (ret_val)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5022
		DPRINTK(PROBE, ERR, "Error in setting MWI\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5023
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5024
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5025
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5026
e1000_pci_clear_mwi(struct e1000_hw *hw)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5027
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5028
	struct e1000_adapter *adapter = hw->back;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5029
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5030
	pci_clear_mwi(adapter->pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5031
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5032
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5033
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5034
e1000_read_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5035
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5036
	struct e1000_adapter *adapter = hw->back;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5037
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5038
	pci_read_config_word(adapter->pdev, reg, value);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5039
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5040
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5041
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5042
e1000_write_pci_cfg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5043
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5044
	struct e1000_adapter *adapter = hw->back;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5045
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5046
	pci_write_config_word(adapter->pdev, reg, *value);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5047
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5048
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5049
int32_t
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5050
e1000_read_pcie_cap_reg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5051
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5052
    struct e1000_adapter *adapter = hw->back;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5053
    uint16_t cap_offset;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5054
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5055
    cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5056
    if (!cap_offset)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5057
        return -E1000_ERR_CONFIG;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5058
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5059
    pci_read_config_word(adapter->pdev, cap_offset + reg, value);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5060
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5061
    return E1000_SUCCESS;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5062
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5063
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5064
void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5065
e1000_io_write(struct e1000_hw *hw, unsigned long port, uint32_t value)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5066
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5067
	outl(value, port);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5068
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5069
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5070
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5071
e1000_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5072
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5073
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5074
	uint32_t ctrl, rctl;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5075
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5076
	e1000_irq_disable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5077
	adapter->vlgrp = grp;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5078
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5079
	if (grp) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5080
		/* enable VLAN tag insert/strip */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5081
		ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5082
		ctrl |= E1000_CTRL_VME;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5083
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5084
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5085
		if (adapter->hw.mac_type != e1000_ich8lan) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5086
			/* enable VLAN receive filtering */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5087
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5088
			rctl |= E1000_RCTL_VFE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5089
			rctl &= ~E1000_RCTL_CFIEN;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5090
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5091
			e1000_update_mng_vlan(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5092
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5093
	} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5094
		/* disable VLAN tag insert/strip */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5095
		ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5096
		ctrl &= ~E1000_CTRL_VME;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5097
		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5098
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5099
		if (adapter->hw.mac_type != e1000_ich8lan) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5100
			/* disable VLAN filtering */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5101
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5102
			rctl &= ~E1000_RCTL_VFE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5103
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5104
			if (adapter->mng_vlan_id !=
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5105
			    (uint16_t)E1000_MNG_VLAN_NONE) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5106
				e1000_vlan_rx_kill_vid(netdev,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5107
				                       adapter->mng_vlan_id);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5108
				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5109
			}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5110
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5111
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5112
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5113
	e1000_irq_enable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5114
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5115
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5116
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5117
e1000_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5118
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5119
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5120
	uint32_t vfta, index;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5121
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5122
	if ((adapter->hw.mng_cookie.status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5123
	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5124
	    (vid == adapter->mng_vlan_id))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5125
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5126
	/* add VID to filter table */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5127
	index = (vid >> 5) & 0x7F;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5128
	vfta = E1000_READ_REG_ARRAY(&adapter->hw, VFTA, index);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5129
	vfta |= (1 << (vid & 0x1F));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5130
	e1000_write_vfta(&adapter->hw, index, vfta);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5131
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5132
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5133
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5134
e1000_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5135
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5136
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5137
	uint32_t vfta, index;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5138
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5139
	e1000_irq_disable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5140
	vlan_group_set_device(adapter->vlgrp, vid, NULL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5141
	e1000_irq_enable(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5142
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5143
	if ((adapter->hw.mng_cookie.status &
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5144
	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5145
	    (vid == adapter->mng_vlan_id)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5146
		/* release control to f/w */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5147
		e1000_release_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5148
		return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5149
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5150
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5151
	/* remove VID from filter table */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5152
	index = (vid >> 5) & 0x7F;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5153
	vfta = E1000_READ_REG_ARRAY(&adapter->hw, VFTA, index);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5154
	vfta &= ~(1 << (vid & 0x1F));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5155
	e1000_write_vfta(&adapter->hw, index, vfta);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5156
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5157
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5158
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5159
e1000_restore_vlan(struct e1000_adapter *adapter)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5160
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5161
	e1000_vlan_rx_register(adapter->netdev, adapter->vlgrp);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5162
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5163
	if (adapter->vlgrp) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5164
		uint16_t vid;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5165
		for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5166
			if (!vlan_group_get_device(adapter->vlgrp, vid))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5167
				continue;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5168
			e1000_vlan_rx_add_vid(adapter->netdev, vid);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5169
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5170
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5171
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5172
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5173
int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5174
e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5175
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5176
	adapter->hw.autoneg = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5177
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5178
	/* Fiber NICs only allow 1000 gbps Full duplex */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5179
	if ((adapter->hw.media_type == e1000_media_type_fiber) &&
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5180
		spddplx != (SPEED_1000 + DUPLEX_FULL)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5181
		DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5182
		return -EINVAL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5183
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5184
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5185
	switch (spddplx) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5186
	case SPEED_10 + DUPLEX_HALF:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5187
		adapter->hw.forced_speed_duplex = e1000_10_half;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5188
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5189
	case SPEED_10 + DUPLEX_FULL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5190
		adapter->hw.forced_speed_duplex = e1000_10_full;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5191
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5192
	case SPEED_100 + DUPLEX_HALF:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5193
		adapter->hw.forced_speed_duplex = e1000_100_half;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5194
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5195
	case SPEED_100 + DUPLEX_FULL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5196
		adapter->hw.forced_speed_duplex = e1000_100_full;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5197
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5198
	case SPEED_1000 + DUPLEX_FULL:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5199
		adapter->hw.autoneg = 1;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5200
		adapter->hw.autoneg_advertised = ADVERTISE_1000_FULL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5201
		break;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5202
	case SPEED_1000 + DUPLEX_HALF: /* not supported */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5203
	default:
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5204
		DPRINTK(PROBE, ERR, "Unsupported Speed/Duplex configuration\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5205
		return -EINVAL;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5206
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5207
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5208
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5209
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5210
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5211
e1000_suspend(struct pci_dev *pdev, pm_message_t state)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5212
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5213
	struct net_device *netdev = pci_get_drvdata(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5214
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5215
	uint32_t ctrl, ctrl_ext, rctl, status;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5216
	uint32_t wufc = adapter->wol;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5217
#ifdef CONFIG_PM
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5218
	int retval = 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5219
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5220
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5221
	if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5222
		return -EBUSY;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5223
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5224
	netif_device_detach(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5225
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5226
	if (netif_running(netdev)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5227
		WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5228
		e1000_down(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5229
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5230
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5231
#ifdef CONFIG_PM
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5232
	retval = pci_save_state(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5233
	if (retval)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5234
		return retval;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5235
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5236
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5237
	status = E1000_READ_REG(&adapter->hw, STATUS);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5238
	if (status & E1000_STATUS_LU)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5239
		wufc &= ~E1000_WUFC_LNKC;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5240
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5241
	if (wufc) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5242
		e1000_setup_rctl(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5243
		e1000_set_multi(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5244
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5245
		/* turn on all-multi mode if wake on multicast is enabled */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5246
		if (wufc & E1000_WUFC_MC) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5247
			rctl = E1000_READ_REG(&adapter->hw, RCTL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5248
			rctl |= E1000_RCTL_MPE;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5249
			E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5250
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5251
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5252
		if (adapter->hw.mac_type >= e1000_82540) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5253
			ctrl = E1000_READ_REG(&adapter->hw, CTRL);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5254
			/* advertise wake from D3Cold */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5255
			#define E1000_CTRL_ADVD3WUC 0x00100000
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5256
			/* phy power management enable */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5257
			#define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5258
			ctrl |= E1000_CTRL_ADVD3WUC |
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5259
				E1000_CTRL_EN_PHY_PWR_MGMT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5260
			E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5261
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5262
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5263
		if (adapter->hw.media_type == e1000_media_type_fiber ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5264
		   adapter->hw.media_type == e1000_media_type_internal_serdes) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5265
			/* keep the laser running in D3 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5266
			ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5267
			ctrl_ext |= E1000_CTRL_EXT_SDP7_DATA;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5268
			E1000_WRITE_REG(&adapter->hw, CTRL_EXT, ctrl_ext);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5269
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5270
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5271
		/* Allow time for pending master requests to run */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5272
		e1000_disable_pciex_master(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5273
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5274
		E1000_WRITE_REG(&adapter->hw, WUC, E1000_WUC_PME_EN);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5275
		E1000_WRITE_REG(&adapter->hw, WUFC, wufc);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5276
		pci_enable_wake(pdev, PCI_D3hot, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5277
		pci_enable_wake(pdev, PCI_D3cold, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5278
	} else {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5279
		E1000_WRITE_REG(&adapter->hw, WUC, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5280
		E1000_WRITE_REG(&adapter->hw, WUFC, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5281
		pci_enable_wake(pdev, PCI_D3hot, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5282
		pci_enable_wake(pdev, PCI_D3cold, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5283
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5284
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5285
	e1000_release_manageability(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5286
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5287
	/* make sure adapter isn't asleep if manageability is enabled */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5288
	if (adapter->en_mng_pt) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5289
		pci_enable_wake(pdev, PCI_D3hot, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5290
		pci_enable_wake(pdev, PCI_D3cold, 1);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5291
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5292
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5293
	if (adapter->hw.phy_type == e1000_phy_igp_3)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5294
		e1000_phy_powerdown_workaround(&adapter->hw);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5295
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5296
	if (netif_running(netdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5297
		e1000_free_irq(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5298
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5299
	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5300
	 * would have already happened in close and is redundant. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5301
	e1000_release_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5302
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5303
	pci_disable_device(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5304
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5305
	pci_set_power_state(pdev, pci_choose_state(pdev, state));
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5306
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5307
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5308
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5309
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5310
#ifdef CONFIG_PM
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5311
static int
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5312
e1000_resume(struct pci_dev *pdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5313
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5314
	struct net_device *netdev = pci_get_drvdata(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5315
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5316
	uint32_t err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5317
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5318
	if (adapter->ecdev)
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5319
		return -EBUSY;
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5320
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5321
	pci_set_power_state(pdev, PCI_D0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5322
	pci_restore_state(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5323
	if ((err = pci_enable_device(pdev))) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5324
		printk(KERN_ERR "e1000: Cannot enable PCI device from suspend\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5325
		return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5326
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5327
	pci_set_master(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5328
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5329
	pci_enable_wake(pdev, PCI_D3hot, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5330
	pci_enable_wake(pdev, PCI_D3cold, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5331
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5332
	if (netif_running(netdev) && (err = e1000_request_irq(adapter)))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5333
		return err;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5334
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5335
	e1000_power_up_phy(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5336
	e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5337
	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5338
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5339
	e1000_init_manageability(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5340
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5341
	if (netif_running(netdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5342
		e1000_up(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5343
789
beca96e44f9f Appiled patches from 2.6.20 to 2.6.22 to e1000 driver.
Florian Pose <fp@igh-essen.com>
parents: 788
diff changeset
  5344
	if (!adapter->ecdev) netif_device_attach(netdev);
788
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5345
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5346
	/* If the controller is 82573 and f/w is AMT, do not set
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5347
	 * DRV_LOAD until the interface is up.  For all other cases,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5348
	 * let the f/w know that the h/w is now under the control
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5349
	 * of the driver. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5350
	if (adapter->hw.mac_type != e1000_82573 ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5351
	    !e1000_check_mng_mode(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5352
		e1000_get_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5353
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5354
	return 0;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5355
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5356
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5357
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5358
static void e1000_shutdown(struct pci_dev *pdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5359
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5360
	e1000_suspend(pdev, PMSG_SUSPEND);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5361
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5362
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5363
#ifdef CONFIG_NET_POLL_CONTROLLER
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5364
/*
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5365
 * Polling 'interrupt' - used by things like netconsole to send skbs
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5366
 * without having to re-enable interrupts. It's not called while
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5367
 * the interrupt routine is executing.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5368
 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5369
static void
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5370
e1000_netpoll(struct net_device *netdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5371
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5372
	struct e1000_adapter *adapter = netdev_priv(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5373
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5374
	disable_irq(adapter->pdev->irq);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5375
	e1000_intr(adapter->pdev->irq, netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5376
	e1000_clean_tx_irq(adapter, adapter->tx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5377
#ifndef CONFIG_E1000_NAPI
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5378
	adapter->clean_rx(adapter, adapter->rx_ring);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5379
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5380
	enable_irq(adapter->pdev->irq);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5381
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5382
#endif
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5383
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5384
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5385
 * e1000_io_error_detected - called when PCI error is detected
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5386
 * @pdev: Pointer to PCI device
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5387
 * @state: The current pci conneection state
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5388
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5389
 * This function is called after a PCI bus error affecting
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5390
 * this device has been detected.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5391
 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5392
static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5393
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5394
	struct net_device *netdev = pci_get_drvdata(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5395
	struct e1000_adapter *adapter = netdev->priv;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5396
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5397
	netif_device_detach(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5398
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5399
	if (netif_running(netdev))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5400
		e1000_down(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5401
	pci_disable_device(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5402
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5403
	/* Request a slot slot reset. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5404
	return PCI_ERS_RESULT_NEED_RESET;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5405
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5406
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5407
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5408
 * e1000_io_slot_reset - called after the pci bus has been reset.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5409
 * @pdev: Pointer to PCI device
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5410
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5411
 * Restart the card from scratch, as if from a cold-boot. Implementation
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5412
 * resembles the first-half of the e1000_resume routine.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5413
 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5414
static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5415
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5416
	struct net_device *netdev = pci_get_drvdata(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5417
	struct e1000_adapter *adapter = netdev->priv;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5418
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5419
	if (pci_enable_device(pdev)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5420
		printk(KERN_ERR "e1000: Cannot re-enable PCI device after reset.\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5421
		return PCI_ERS_RESULT_DISCONNECT;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5422
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5423
	pci_set_master(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5424
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5425
	pci_enable_wake(pdev, PCI_D3hot, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5426
	pci_enable_wake(pdev, PCI_D3cold, 0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5427
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5428
	e1000_reset(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5429
	E1000_WRITE_REG(&adapter->hw, WUS, ~0);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5430
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5431
	return PCI_ERS_RESULT_RECOVERED;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5432
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5433
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5434
/**
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5435
 * e1000_io_resume - called when traffic can start flowing again.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5436
 * @pdev: Pointer to PCI device
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5437
 *
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5438
 * This callback is called when the error recovery driver tells us that
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5439
 * its OK to resume normal operation. Implementation resembles the
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5440
 * second-half of the e1000_resume routine.
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5441
 */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5442
static void e1000_io_resume(struct pci_dev *pdev)
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5443
{
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5444
	struct net_device *netdev = pci_get_drvdata(pdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5445
	struct e1000_adapter *adapter = netdev->priv;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5446
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5447
	e1000_init_manageability(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5448
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5449
	if (netif_running(netdev)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5450
		if (e1000_up(adapter)) {
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5451
			printk("e1000: can't bring device back up after reset\n");
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5452
			return;
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5453
		}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5454
	}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5455
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5456
	netif_device_attach(netdev);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5457
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5458
	/* If the controller is 82573 and f/w is AMT, do not set
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5459
	 * DRV_LOAD until the interface is up.  For all other cases,
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5460
	 * let the f/w know that the h/w is now under the control
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5461
	 * of the driver. */
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5462
	if (adapter->hw.mac_type != e1000_82573 ||
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5463
	    !e1000_check_mng_mode(&adapter->hw))
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5464
		e1000_get_hw_control(adapter);
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5465
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5466
}
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5467
9999ca1a1953 Added e1000 driver for 2.6.22 (not patched yet).
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
  5468
/* e1000_main.c */