LXR linux/drivers/net/sfc/efx.h

   1/****************************************************************************
   2 * Driver for Solarflare Solarstorm network controllers and boards
   3 * Copyright 2005-2006 Fen Systems Ltd.
   4 * Copyright 2006-2008 Solarflare Communications Inc.
   5 *
   6 * This program is free software; you can redistribute it and/or modify it
   7 * under the terms of the GNU General Public License version 2 as published
   8 * by the Free Software Foundation, incorporated herein by reference.
   9 */
  10
  11#ifndef EFX_EFX_H
  12#define EFX_EFX_H
  13
  14#include "net_driver.h"
  15
  16/* PCI IDs */
  17#define EFX_VENDID_SFC          0x1924
  18#define FALCON_A_P_DEVID        0x0703
  19#define FALCON_A_S_DEVID        0x6703
  20#define FALCON_B_P_DEVID        0x0710
  21
  22/* TX */
  23extern netdev_tx_t efx_xmit(struct efx_nic *efx,
  24                                  struct efx_tx_queue *tx_queue,
  25                                  struct sk_buff *skb);
  26extern void efx_stop_queue(struct efx_nic *efx);
  27extern void efx_wake_queue(struct efx_nic *efx);
  28
  29/* RX */
  30extern void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index);
  31extern void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index,
  32                          unsigned int len, bool checksummed, bool discard);
  33extern void efx_schedule_slow_fill(struct efx_rx_queue *rx_queue, int delay);
  34
  35/* Channels */
  36extern void efx_process_channel_now(struct efx_channel *channel);
  37extern void efx_flush_queues(struct efx_nic *efx);
  38
  39/* Ports */
  40extern void efx_stats_disable(struct efx_nic *efx);
  41extern void efx_stats_enable(struct efx_nic *efx);
  42extern void efx_reconfigure_port(struct efx_nic *efx);
  43extern void __efx_reconfigure_port(struct efx_nic *efx);
  44
  45/* Reset handling */
  46extern void efx_reset_down(struct efx_nic *efx, enum reset_type method,
  47                           struct ethtool_cmd *ecmd);
  48extern int efx_reset_up(struct efx_nic *efx, enum reset_type method,
  49                        struct ethtool_cmd *ecmd, bool ok);
  50
  51/* Global */
  52extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
  53extern void efx_suspend(struct efx_nic *efx);
  54extern void efx_resume(struct efx_nic *efx);
  55extern void efx_init_irq_moderation(struct efx_nic *efx, int tx_usecs,
  56                                    int rx_usecs, bool rx_adaptive);
  57extern int efx_request_power(struct efx_nic *efx, int mw, const char *name);
  58extern void efx_hex_dump(const u8 *, unsigned int, const char *);
  59
  60/* Dummy PHY ops for PHY drivers */
  61extern int efx_port_dummy_op_int(struct efx_nic *efx);
  62extern void efx_port_dummy_op_void(struct efx_nic *efx);
  63extern void efx_port_dummy_op_blink(struct efx_nic *efx, bool blink);
  64
  65/* MTD */
  66#ifdef CONFIG_SFC_MTD
  67extern int efx_mtd_probe(struct efx_nic *efx);
  68extern void efx_mtd_rename(struct efx_nic *efx);
  69extern void efx_mtd_remove(struct efx_nic *efx);
  70#else
  71static inline int efx_mtd_probe(struct efx_nic *efx) { return 0; }
  72static inline void efx_mtd_rename(struct efx_nic *efx) {}
  73static inline void efx_mtd_remove(struct efx_nic *efx) {}
  74#endif
  75
  76extern unsigned int efx_monitor_interval;
  77
  78static inline void efx_schedule_channel(struct efx_channel *channel)
  79{
  80        EFX_TRACE(channel->efx, "channel %d scheduling NAPI poll on CPU%d\n",
  81                  channel->channel, raw_smp_processor_id());
  82        channel->work_pending = true;
  83
  84        napi_schedule(&channel->napi_str);
  85}
  86
  87#endif /* EFX_EFX_H */
  88