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/*******************************************************************************

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     3

  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,

     8

  version 2, as published by the Free Software Foundation.

     9

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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

    13

  more details.

    14

    15

  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.

    18

    19

  The full GNU General Public License is included in this distribution in

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  the file called "COPYING".

    21

    22

  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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    27

*******************************************************************************/

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#include "e1000-2.6.24-ethercat.h"

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#include <net/ip6_checksum.h>

    31

    32

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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const char e1000_driver_version[] = DRV_VERSION;

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static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation.";

    42

    43

/* e1000_pci_tbl - PCI Device ID Table

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 *

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 * Last entry must be all 0s

    46

 *

    47

 * Macro expands to...

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 *   {PCI_DEVICE(PCI_VENDOR_ID_INTEL, device_id)}

    49

 */

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static struct pci_device_id e1000_pci_tbl[] = {

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	INTEL_E1000_ETHERNET_DEVICE(0x1000),

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	INTEL_E1000_ETHERNET_DEVICE(0x1001),

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	INTEL_E1000_ETHERNET_DEVICE(0x1004),

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	INTEL_E1000_ETHERNET_DEVICE(0x1008),

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	INTEL_E1000_ETHERNET_DEVICE(0x1009),

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	INTEL_E1000_ETHERNET_DEVICE(0x100C),

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	INTEL_E1000_ETHERNET_DEVICE(0x100D),

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	INTEL_E1000_ETHERNET_DEVICE(0x100E),

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	INTEL_E1000_ETHERNET_DEVICE(0x100F),

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	INTEL_E1000_ETHERNET_DEVICE(0x1010),

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	INTEL_E1000_ETHERNET_DEVICE(0x1011),

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	INTEL_E1000_ETHERNET_DEVICE(0x1012),

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	INTEL_E1000_ETHERNET_DEVICE(0x1013),

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	INTEL_E1000_ETHERNET_DEVICE(0x1014),

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	INTEL_E1000_ETHERNET_DEVICE(0x1015),

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	INTEL_E1000_ETHERNET_DEVICE(0x1016),

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	INTEL_E1000_ETHERNET_DEVICE(0x1017),

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	INTEL_E1000_ETHERNET_DEVICE(0x1018),

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	INTEL_E1000_ETHERNET_DEVICE(0x1019),

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	INTEL_E1000_ETHERNET_DEVICE(0x101A),

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	INTEL_E1000_ETHERNET_DEVICE(0x101D),

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	INTEL_E1000_ETHERNET_DEVICE(0x101E),

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	INTEL_E1000_ETHERNET_DEVICE(0x1026),

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	INTEL_E1000_ETHERNET_DEVICE(0x1027),

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	INTEL_E1000_ETHERNET_DEVICE(0x1028),

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	INTEL_E1000_ETHERNET_DEVICE(0x1049),

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	INTEL_E1000_ETHERNET_DEVICE(0x104A),

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	INTEL_E1000_ETHERNET_DEVICE(0x104B),

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	INTEL_E1000_ETHERNET_DEVICE(0x104C),

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	INTEL_E1000_ETHERNET_DEVICE(0x104D),

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	INTEL_E1000_ETHERNET_DEVICE(0x105E),

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	INTEL_E1000_ETHERNET_DEVICE(0x105F),

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	INTEL_E1000_ETHERNET_DEVICE(0x1060),

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	INTEL_E1000_ETHERNET_DEVICE(0x1075),

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	INTEL_E1000_ETHERNET_DEVICE(0x1076),

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	INTEL_E1000_ETHERNET_DEVICE(0x1077),

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	INTEL_E1000_ETHERNET_DEVICE(0x1078),

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	INTEL_E1000_ETHERNET_DEVICE(0x1079),

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	INTEL_E1000_ETHERNET_DEVICE(0x107A),

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	INTEL_E1000_ETHERNET_DEVICE(0x107B),

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	INTEL_E1000_ETHERNET_DEVICE(0x107C),

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	INTEL_E1000_ETHERNET_DEVICE(0x107D),

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	INTEL_E1000_ETHERNET_DEVICE(0x107E),

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	INTEL_E1000_ETHERNET_DEVICE(0x107F),

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	INTEL_E1000_ETHERNET_DEVICE(0x108A),

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	INTEL_E1000_ETHERNET_DEVICE(0x108B),

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	INTEL_E1000_ETHERNET_DEVICE(0x108C),

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	INTEL_E1000_ETHERNET_DEVICE(0x1096),

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	INTEL_E1000_ETHERNET_DEVICE(0x1098),

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	INTEL_E1000_ETHERNET_DEVICE(0x1099),

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	INTEL_E1000_ETHERNET_DEVICE(0x109A),

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	INTEL_E1000_ETHERNET_DEVICE(0x10A4),

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	INTEL_E1000_ETHERNET_DEVICE(0x10A5),

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	INTEL_E1000_ETHERNET_DEVICE(0x10B5),

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	INTEL_E1000_ETHERNET_DEVICE(0x10B9),

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	INTEL_E1000_ETHERNET_DEVICE(0x10BA),

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	INTEL_E1000_ETHERNET_DEVICE(0x10BB),

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	INTEL_E1000_ETHERNET_DEVICE(0x10BC),

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	INTEL_E1000_ETHERNET_DEVICE(0x10C4),

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	INTEL_E1000_ETHERNET_DEVICE(0x10C5),

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	INTEL_E1000_ETHERNET_DEVICE(0x10D5),

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	INTEL_E1000_ETHERNET_DEVICE(0x10D9),

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	INTEL_E1000_ETHERNET_DEVICE(0x10DA),

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	/* required last entry */

   115

	{0,}

   116

};

   117

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// do not auto-load driver

   119

// MODULE_DEVICE_TABLE(pci, e1000_pci_tbl);

   120

   121

int e1000_up(struct e1000_adapter *adapter);

   122

void e1000_down(struct e1000_adapter *adapter);

   123

void e1000_reinit_locked(struct e1000_adapter *adapter);

   124

void e1000_reset(struct e1000_adapter *adapter);

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int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx);

   126

int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);

   127

int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);

   128

void e1000_free_all_tx_resources(struct e1000_adapter *adapter);

   129

void e1000_free_all_rx_resources(struct e1000_adapter *adapter);

   130

static int e1000_setup_tx_resources(struct e1000_adapter *adapter,

   131

                             struct e1000_tx_ring *txdr);

   132

static int e1000_setup_rx_resources(struct e1000_adapter *adapter,

   133

                             struct e1000_rx_ring *rxdr);

   134

static void e1000_free_tx_resources(struct e1000_adapter *adapter,

   135

                             struct e1000_tx_ring *tx_ring);

   136

static void e1000_free_rx_resources(struct e1000_adapter *adapter,

   137

                             struct e1000_rx_ring *rx_ring);

   138

void e1000_update_stats(struct e1000_adapter *adapter);

   139

   140

static int e1000_init_module(void);

   141

static void e1000_exit_module(void);

   142

static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent);

   143

static void __devexit e1000_remove(struct pci_dev *pdev);

   144

static int e1000_alloc_queues(struct e1000_adapter *adapter);

   145

static int e1000_sw_init(struct e1000_adapter *adapter);

   146

static int e1000_open(struct net_device *netdev);

   147

static int e1000_close(struct net_device *netdev);

   148

static void e1000_configure_tx(struct e1000_adapter *adapter);

   149

static void e1000_configure_rx(struct e1000_adapter *adapter);

   150

static void e1000_setup_rctl(struct e1000_adapter *adapter);

   151

static void e1000_clean_all_tx_rings(struct e1000_adapter *adapter);

   152

static void e1000_clean_all_rx_rings(struct e1000_adapter *adapter);

   153

static void e1000_clean_tx_ring(struct e1000_adapter *adapter,

   154

                                struct e1000_tx_ring *tx_ring);

   155

static void e1000_clean_rx_ring(struct e1000_adapter *adapter,

   156

                                struct e1000_rx_ring *rx_ring);

   157

static void e1000_set_multi(struct net_device *netdev);

   158

static void e1000_update_phy_info(unsigned long data);

   159

static void e1000_watchdog(unsigned long data);

   160

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);

   162

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);

   164

static int e1000_set_mac(struct net_device *netdev, void *p);

   165

void ec_poll(struct net_device *);

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static irqreturn_t e1000_intr(int irq, void *data);

   167

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,

   169

                                    struct e1000_tx_ring *tx_ring);

   170

#ifdef CONFIG_E1000_NAPI

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static int e1000_clean(struct napi_struct *napi, int budget);

   172

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

   179

static boolean_t e1000_clean_rx_irq(struct e1000_adapter *adapter,

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                                    struct e1000_rx_ring *rx_ring);

   181

static boolean_t e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,

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                                       struct e1000_rx_ring *rx_ring);

   183

#endif

   184

static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter,

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                                   struct e1000_rx_ring *rx_ring,

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				   int cleaned_count);

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static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,

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                                      struct e1000_rx_ring *rx_ring,

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				      int cleaned_count);

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static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);

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static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,

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			   int cmd);

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static void e1000_enter_82542_rst(struct e1000_adapter *adapter);

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static void e1000_leave_82542_rst(struct e1000_adapter *adapter);

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static void e1000_tx_timeout(struct net_device *dev);

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static void e1000_reset_task(struct work_struct *work);

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static void e1000_smartspeed(struct e1000_adapter *adapter);

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static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter,

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                                       struct sk_buff *skb);

   200

   201

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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   206

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

   210

static void e1000_shutdown(struct pci_dev *pdev);

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   212

#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

   216

   217

#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");

   222

   223

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);

   227

   228

static struct pci_error_handlers e1000_err_handler = {

   229

	.error_detected = e1000_io_error_detected,

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	.slot_reset = e1000_io_slot_reset,

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	.resume = e1000_io_resume,

   232

};

   233

   234

static struct pci_driver e1000_driver = {

   235

	.name     = e1000_driver_name,

   236

	.id_table = e1000_pci_tbl,

   237

	.probe    = e1000_probe,

   238

	.remove   = __devexit_p(e1000_remove),

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#ifdef CONFIG_PM

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	/* Power Managment Hooks */

   241

	.suspend  = e1000_suspend,

   242

	.resume   = e1000_resume,

   243

#endif

   244

	.shutdown = e1000_shutdown,

   245

	.err_handler = &e1000_err_handler

   246

};

   247

   248

MODULE_AUTHOR("Florian Pose <fp@igh-essen.com>");

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MODULE_DESCRIPTION("EtherCAT-capable Intel(R) PRO/1000 Network Driver");

   250

MODULE_LICENSE("GPL");

   251

MODULE_VERSION(DRV_VERSION);

   252

   253

static int debug = NETIF_MSG_DRV | NETIF_MSG_PROBE;

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module_param(debug, int, 0);

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MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");

   256

   257

/**

   258

 * e1000_init_module - Driver Registration Routine

   259

 *

   260

 * e1000_init_module is the first routine called when the driver is

   261

 * loaded. All it does is register with the PCI subsystem.

   262

 **/

   263

   264

static int __init

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e1000_init_module(void)

   266

{

   267

	int ret;

   268

	printk(KERN_INFO "%s - version %s\n",

   269

	       e1000_driver_string, e1000_driver_version);

   270

   271

	printk(KERN_INFO "%s\n", e1000_copyright);

   272

   273

	ret = pci_register_driver(&e1000_driver);

   274

	if (copybreak != COPYBREAK_DEFAULT) {

   275

		if (copybreak == 0)

   276

			printk(KERN_INFO "e1000: copybreak disabled\n");

   277

		else

   278

			printk(KERN_INFO "e1000: copybreak enabled for "

   279

			       "packets <= %u bytes\n", copybreak);

   280

	}

   281

	return ret;

   282

}

   283

   284

module_init(e1000_init_module);

   285

   286

/**

   287

 * e1000_exit_module - Driver Exit Cleanup Routine

   288

 *

   289

 * e1000_exit_module is called just before the driver is removed

   290

 * from memory.

   291

 **/

   292

   293

static void __exit

   294

e1000_exit_module(void)

   295

{

   296

	pci_unregister_driver(&e1000_driver);

   297

}

   298

   299

module_exit(e1000_exit_module);

   300

   301

static int e1000_request_irq(struct e1000_adapter *adapter)

   302

{

   303

	struct net_device *netdev = adapter->netdev;

   304

	void (*handler) = &e1000_intr;

   305

	int irq_flags = IRQF_SHARED;

   306

	int err;

   307

   308

	if (adapter->ecdev)

   309

		return 0;

   310

   311

	if (adapter->hw.mac_type >= e1000_82571) {

   312

		adapter->have_msi = !pci_enable_msi(adapter->pdev);

   313

		if (adapter->have_msi) {

   314

			handler = &e1000_intr_msi;

   315

			irq_flags = 0;

   316

		}

   317

	}

   318

   319

	err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,

   320

	                  netdev);

   321

	if (err) {

   322

		if (adapter->have_msi)

   323

			pci_disable_msi(adapter->pdev);

   324

		DPRINTK(PROBE, ERR,

   325

		        "Unable to allocate interrupt Error: %d\n", err);

   326

	}

   327

   328

	return err;

   329

}

   330

   331

static void e1000_free_irq(struct e1000_adapter *adapter)

   332

{

   333

	struct net_device *netdev = adapter->netdev;

   334

   335

	if (adapter->ecdev)

   336

		return;

   337

   338

	free_irq(adapter->pdev->irq, netdev);

   339

   340

	if (adapter->have_msi)

   341

		pci_disable_msi(adapter->pdev);

   342

}

   343

   344

/**

   345

 * e1000_irq_disable - Mask off interrupt generation on the NIC

   346

 * @adapter: board private structure

   347

 **/

   348

   349

static void

   350

e1000_irq_disable(struct e1000_adapter *adapter)

   351

{

   352

    if (adapter->ecdev)

   353

        return;

   354

   355

	atomic_inc(&adapter->irq_sem);

   356

	E1000_WRITE_REG(&adapter->hw, IMC, ~0);

   357

	E1000_WRITE_FLUSH(&adapter->hw);

   358

	synchronize_irq(adapter->pdev->irq);

   359

}

   360

   361

/**

   362

 * e1000_irq_enable - Enable default interrupt generation settings

   363

 * @adapter: board private structure

   364

 **/

   365

   366

static void

   367

e1000_irq_enable(struct e1000_adapter *adapter)

   368

{

   369

    if (adapter->ecdev)

   370

        return;

   371

   372

	if (likely(atomic_dec_and_test(&adapter->irq_sem))) {

   373

		E1000_WRITE_REG(&adapter->hw, IMS, IMS_ENABLE_MASK);

   374

		E1000_WRITE_FLUSH(&adapter->hw);

   375

	}

   376

}

   377

   378

static void

   379

e1000_update_mng_vlan(struct e1000_adapter *adapter)

   380

{

   381

	struct net_device *netdev = adapter->netdev;

   382

	uint16_t vid = adapter->hw.mng_cookie.vlan_id;

   383

	uint16_t old_vid = adapter->mng_vlan_id;

   384

	if (adapter->vlgrp) {

   385

		if (!vlan_group_get_device(adapter->vlgrp, vid)) {

   386

			if (adapter->hw.mng_cookie.status &

   387

				E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) {

   388

				e1000_vlan_rx_add_vid(netdev, vid);

   389

				adapter->mng_vlan_id = vid;

   390

			} else

   391

				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;

   392

   393

			if ((old_vid != (uint16_t)E1000_MNG_VLAN_NONE) &&

   394

					(vid != old_vid) &&

   395

			    !vlan_group_get_device(adapter->vlgrp, old_vid))

   396

				e1000_vlan_rx_kill_vid(netdev, old_vid);

   397

		} else

   398

			adapter->mng_vlan_id = vid;

   399

	}

   400

}

   401

   402

/**

   403

 * e1000_release_hw_control - release control of the h/w to f/w

   404

 * @adapter: address of board private structure

   405

 *

   406

 * e1000_release_hw_control resets {CTRL_EXT|FWSM}:DRV_LOAD bit.

   407

 * For ASF and Pass Through versions of f/w this means that the

   408

 * driver is no longer loaded. For AMT version (only with 82573) i

   409

 * of the f/w this means that the network i/f is closed.

   410

 *

   411

 **/

   412

   413

static void

   414

e1000_release_hw_control(struct e1000_adapter *adapter)

   415

{

   416

	uint32_t ctrl_ext;

   417

	uint32_t swsm;

   418

   419

	/* Let firmware taken over control of h/w */

   420

	switch (adapter->hw.mac_type) {

   421

	case e1000_82573:

   422

		swsm = E1000_READ_REG(&adapter->hw, SWSM);

   423

		E1000_WRITE_REG(&adapter->hw, SWSM,

   424

				swsm & ~E1000_SWSM_DRV_LOAD);

   425

		break;

   426

	case e1000_82571:

   427

	case e1000_82572:

   428

	case e1000_80003es2lan:

   429

	case e1000_ich8lan:

   430

		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);

   431

		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,

   432

				ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);

   433

		break;

   434

	default:

   435

		break;

   436

	}

   437

}

   438

   439

/**

   440

 * e1000_get_hw_control - get control of the h/w from f/w

   441

 * @adapter: address of board private structure

   442

 *

   443

 * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit.

   444

 * For ASF and Pass Through versions of f/w this means that

   445

 * the driver is loaded. For AMT version (only with 82573)

   446

 * of the f/w this means that the network i/f is open.

   447

 *

   448

 **/

   449

   450

static void

   451

e1000_get_hw_control(struct e1000_adapter *adapter)

   452

{

   453

	uint32_t ctrl_ext;

   454

	uint32_t swsm;

   455

   456

	/* Let firmware know the driver has taken over */

   457

	switch (adapter->hw.mac_type) {

   458

	case e1000_82573:

   459

		swsm = E1000_READ_REG(&adapter->hw, SWSM);

   460

		E1000_WRITE_REG(&adapter->hw, SWSM,

   461

				swsm | E1000_SWSM_DRV_LOAD);

   462

		break;

   463

	case e1000_82571:

   464

	case e1000_82572:

   465

	case e1000_80003es2lan:

   466

	case e1000_ich8lan:

   467

		ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);

   468

		E1000_WRITE_REG(&adapter->hw, CTRL_EXT,

   469

				ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);

   470

		break;

   471

	default:

   472

		break;

   473

	}

   474

}

   475

   476

static void

   477

e1000_init_manageability(struct e1000_adapter *adapter)

   478

{

   479

	if (adapter->en_mng_pt) {

   480

		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);

   481

   482

		/* disable hardware interception of ARP */

   483

		manc &= ~(E1000_MANC_ARP_EN);

   484

   485

		/* enable receiving management packets to the host */

   486

		/* this will probably generate destination unreachable messages

   487

		 * from the host OS, but the packets will be handled on SMBUS */

   488

		if (adapter->hw.has_manc2h) {

   489

			uint32_t manc2h = E1000_READ_REG(&adapter->hw, MANC2H);

   490

   491

			manc |= E1000_MANC_EN_MNG2HOST;

   492

#define E1000_MNG2HOST_PORT_623 (1 << 5)

   493

#define E1000_MNG2HOST_PORT_664 (1 << 6)

   494

			manc2h |= E1000_MNG2HOST_PORT_623;

   495

			manc2h |= E1000_MNG2HOST_PORT_664;

   496

			E1000_WRITE_REG(&adapter->hw, MANC2H, manc2h);

   497

		}

   498

   499

		E1000_WRITE_REG(&adapter->hw, MANC, manc);

   500

	}

   501

}

   502

   503

static void

   504

e1000_release_manageability(struct e1000_adapter *adapter)

   505

{

   506

	if (adapter->en_mng_pt) {

   507

		uint32_t manc = E1000_READ_REG(&adapter->hw, MANC);

   508

   509

		/* re-enable hardware interception of ARP */

   510

		manc |= E1000_MANC_ARP_EN;

   511

   512

		if (adapter->hw.has_manc2h)

   513

			manc &= ~E1000_MANC_EN_MNG2HOST;

   514

   515

		/* don't explicitly have to mess with MANC2H since

   516

		 * MANC has an enable disable that gates MANC2H */

   517

   518

		E1000_WRITE_REG(&adapter->hw, MANC, manc);

   519

	}

   520

}

   521

   522

/**

   523

 * e1000_configure - configure the hardware for RX and TX

   524

 * @adapter = private board structure

   525

 **/

   526

static void e1000_configure(struct e1000_adapter *adapter)

   527

{

   528

	struct net_device *netdev = adapter->netdev;

   529

	int i;