tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 int efx_xmit(struct efx_nic *efx,
24 struct efx_tx_queue *tx_queue, struct sk_buff *skb);
25extern void efx_stop_queue(struct efx_nic *efx);
26extern void efx_wake_queue(struct efx_nic *efx);
27
28/* RX */
29extern void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index);
30extern void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index,
31 unsigned int len, bool checksummed, bool discard);
32extern void efx_schedule_slow_fill(struct efx_rx_queue *rx_queue, int delay);
33
34/* Channels */
35extern void efx_process_channel_now(struct efx_channel *channel);
36extern void efx_flush_queues(struct efx_nic *efx);
37
38/* Ports */
39extern void efx_stats_disable(struct efx_nic *efx);
40extern void efx_stats_enable(struct efx_nic *efx);
41extern void efx_reconfigure_port(struct efx_nic *efx);
42extern void __efx_reconfigure_port(struct efx_nic *efx);
43
44/* Reset handling */
45extern void efx_reset_down(struct efx_nic *efx, enum reset_type method,
46 struct ethtool_cmd *ecmd);
47extern int efx_reset_up(struct efx_nic *efx, enum reset_type method,
48 struct ethtool_cmd *ecmd, bool ok);
49
50/* Global */
51extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
52extern void efx_suspend(struct efx_nic *efx);
53extern void efx_resume(struct efx_nic *efx);
54extern void efx_init_irq_moderation(struct efx_nic *efx, int tx_usecs,
55 int rx_usecs, bool rx_adaptive);
56extern int efx_request_power(struct efx_nic *efx, int mw, const char *name);
57extern void efx_hex_dump(const u8 *, unsigned int, const char *);
58
59/* Dummy PHY ops for PHY drivers */
60extern int efx_port_dummy_op_int(struct efx_nic *efx);
61extern void efx_port_dummy_op_void(struct efx_nic *efx);
62extern void efx_port_dummy_op_blink(struct efx_nic *efx, bool blink);
63
64/* MTD */
65#ifdef CONFIG_SFC_MTD
66extern int efx_mtd_probe(struct efx_nic *efx);
67extern void efx_mtd_rename(struct efx_nic *efx);
68extern void efx_mtd_remove(struct efx_nic *efx);
69#else
70static inline int efx_mtd_probe(struct efx_nic *efx) { return 0; }
71static inline void efx_mtd_rename(struct efx_nic *efx) {}
72static inline void efx_mtd_remove(struct efx_nic *efx) {}
73#endif
74
75extern unsigned int efx_monitor_interval;
76
77static inline void efx_schedule_channel(struct efx_channel *channel)
78{
79 EFX_TRACE(channel->efx, "channel %d scheduling NAPI poll on CPU%d\n",
80 channel->channel, raw_smp_processor_id());
81 channel->work_pending = true;
82
83 napi_schedule(&channel->napi_str);
84}
85
86#endif /* EFX_EFX_H */