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 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 */