1/**************************************************************************** 2 * Driver for Solarflare Solarstorm network controllers and boards 3 * Copyright 2005-2006 Fen Systems Ltd. 4 * Copyright 2006-2009 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#define BETHPAGE_A_P_DEVID 0x0803 22#define SIENA_A_P_DEVID 0x0813 23 24/* Solarstorm controllers use BAR 0 for I/O space and BAR 2(&3) for memory */ 25#define EFX_MEM_BAR 2 26 27/* TX */ 28extern int efx_probe_tx_queue(struct efx_tx_queue *tx_queue); 29extern void efx_remove_tx_queue(struct efx_tx_queue *tx_queue); 30extern void efx_init_tx_queue(struct efx_tx_queue *tx_queue); 31extern void efx_fini_tx_queue(struct efx_tx_queue *tx_queue); 32extern void efx_release_tx_buffers(struct efx_tx_queue *tx_queue); 33extern netdev_tx_t 34efx_hard_start_xmit(struct sk_buff *skb, struct net_device *net_dev); 35extern netdev_tx_t 36efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb); 37extern void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index); 38extern void efx_stop_queue(struct efx_channel *channel); 39extern void efx_wake_queue(struct efx_channel *channel); 40#define EFX_TXQ_SIZE 1024 41#define EFX_TXQ_MASK (EFX_TXQ_SIZE - 1) 42 43/* RX */ 44extern int efx_probe_rx_queue(struct efx_rx_queue *rx_queue); 45extern void efx_remove_rx_queue(struct efx_rx_queue *rx_queue); 46extern void efx_init_rx_queue(struct efx_rx_queue *rx_queue); 47extern void efx_fini_rx_queue(struct efx_rx_queue *rx_queue); 48extern void efx_rx_strategy(struct efx_channel *channel); 49extern void efx_fast_push_rx_descriptors(struct efx_rx_queue *rx_queue); 50extern void efx_rx_slow_fill(unsigned long context); 51extern void __efx_rx_packet(struct efx_channel *channel, 52 struct efx_rx_buffer *rx_buf, bool checksummed); 53extern void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index, 54 unsigned int len, bool checksummed, bool discard); 55extern void efx_schedule_slow_fill(struct efx_rx_queue *rx_queue); 56#define EFX_RXQ_SIZE 1024 57#define EFX_RXQ_MASK (EFX_RXQ_SIZE - 1) 58 59/* Channels */ 60extern void efx_process_channel_now(struct efx_channel *channel); 61#define EFX_EVQ_SIZE 4096 62#define EFX_EVQ_MASK (EFX_EVQ_SIZE - 1) 63 64/* Ports */ 65extern int efx_reconfigure_port(struct efx_nic *efx); 66extern int __efx_reconfigure_port(struct efx_nic *efx); 67 68/* Ethtool support */ 69extern int efx_ethtool_get_settings(struct net_device *net_dev, 70 struct ethtool_cmd *ecmd); 71extern int efx_ethtool_set_settings(struct net_device *net_dev, 72 struct ethtool_cmd *ecmd); 73extern const struct ethtool_ops efx_ethtool_ops; 74 75/* Reset handling */ 76extern int efx_reset(struct efx_nic *efx, enum reset_type method); 77extern void efx_reset_down(struct efx_nic *efx, enum reset_type method); 78extern int efx_reset_up(struct efx_nic *efx, enum reset_type method, bool ok); 79 80/* Global */ 81extern void efx_schedule_reset(struct efx_nic *efx, enum reset_type type); 82extern void efx_init_irq_moderation(struct efx_nic *efx, int tx_usecs, 83 int rx_usecs, bool rx_adaptive); 84extern int efx_request_power(struct efx_nic *efx, int mw, const char *name); 85extern void efx_hex_dump(const u8 *, unsigned int, const char *); 86 87/* Dummy PHY ops for PHY drivers */ 88extern int efx_port_dummy_op_int(struct efx_nic *efx); 89extern void efx_port_dummy_op_void(struct efx_nic *efx); 90extern void 91efx_port_dummy_op_set_id_led(struct efx_nic *efx, enum efx_led_mode mode); 92extern bool efx_port_dummy_op_poll(struct efx_nic *efx); 93 94/* MTD */ 95#ifdef CONFIG_SFC_MTD 96extern int efx_mtd_probe(struct efx_nic *efx); 97extern void efx_mtd_rename(struct efx_nic *efx); 98extern void efx_mtd_remove(struct efx_nic *efx); 99#else 100static inline int efx_mtd_probe(struct efx_nic *efx) { return 0; } 101static inline void efx_mtd_rename(struct efx_nic *efx) {} 102static inline void efx_mtd_remove(struct efx_nic *efx) {} 103#endif 104 105extern unsigned int efx_monitor_interval; 106 107static inline void efx_schedule_channel(struct efx_channel *channel) 108{ 109 netif_vdbg(channel->efx, intr, channel->efx->net_dev, 110 "channel %d scheduling NAPI poll on CPU%d\n", 111 channel->channel, raw_smp_processor_id()); 112 channel->work_pending = true; 113 114 napi_schedule(&channel->napi_str); 115} 116 117extern void efx_link_status_changed(struct efx_nic *efx); 118extern void efx_link_set_advertising(struct efx_nic *efx, u32); 119extern void efx_link_set_wanted_fc(struct efx_nic *efx, enum efx_fc_type); 120 121#endif /* EFX_EFX_H */ 122