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 */
  23 extern int efx_xmit(struct efx_nic *efx,
  24                     struct efx_tx_queue *tx_queue, struct sk_buff *skb);
  25 extern void efx_stop_queue(struct efx_nic *efx);
  26 extern void efx_wake_queue(struct efx_nic *efx);
  27
  28 /* RX */
  29 extern void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index);
  30 extern void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index,
  31                           unsigned int len, bool checksummed, bool discard);
  32 extern void efx_schedule_slow_fill(struct efx_rx_queue *rx_queue, int delay);
  33
  34 /* Channels */
  35 extern void efx_process_channel_now(struct efx_channel *channel);
  36 extern void efx_flush_queues(struct efx_nic *efx);
  37
  38 /* Ports */
  39 extern void efx_reconfigure_port(struct efx_nic *efx);
  40 extern void __efx_reconfigure_port(struct efx_nic *efx);
  41
  42 /* Reset handling */
  43 extern void efx_reset_down(struct efx_nic *efx, enum reset_type method,
  44                            struct ethtool_cmd *ecmd);
  45 extern int efx_reset_up(struct efx_nic *efx, enum reset_type method,
  46                         struct ethtool_cmd *ecmd, bool ok);
  47
  48 /* Global */
  49 extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
  50 extern void efx_suspend(struct efx_nic *efx);
  51 extern void efx_resume(struct efx_nic *efx);
  52 extern void efx_init_irq_moderation(struct efx_nic *efx, int tx_usecs,
  53                                     int rx_usecs);
  54 extern int efx_request_power(struct efx_nic *efx, int mw, const char *name);
  55 extern void efx_hex_dump(const u8 *, unsigned int, const char *);
  56
  57 /* Dummy PHY ops for PHY drivers */
  58 extern int efx_port_dummy_op_int(struct efx_nic *efx);
  59 extern void efx_port_dummy_op_void(struct efx_nic *efx);
  60 extern void efx_port_dummy_op_blink(struct efx_nic *efx, bool blink);
  61
  62 /* MTD */
  63 #ifdef CONFIG_SFC_MTD
  64 extern int efx_mtd_probe(struct efx_nic *efx);
  65 extern void efx_mtd_rename(struct efx_nic *efx);
  66 extern void efx_mtd_remove(struct efx_nic *efx);
  67 #else
  68 static inline int efx_mtd_probe(struct efx_nic *efx) { return 0; }
  69 static inline void efx_mtd_rename(struct efx_nic *efx) {}
  70 static inline void efx_mtd_remove(struct efx_nic *efx) {}
  71 #endif
  72
  73 extern unsigned int efx_monitor_interval;
  74
  75 static inline void efx_schedule_channel(struct efx_channel *channel)
  76 {
  77         EFX_TRACE(channel->efx, "channel %d scheduling NAPI poll on CPU%d\n",
  78                   channel->channel, raw_smp_processor_id());
  79         channel->work_pending = true;
  80
  81         netif_rx_schedule(&channel->napi_str);
  82 }
  83
  84 #endif /* EFX_EFX_H */