141 lines
4.9 KiB
C
141 lines
4.9 KiB
C
/****************************************************************************
|
|
* Driver for Solarflare Solarstorm network controllers and boards
|
|
* Copyright 2005-2006 Fen Systems Ltd.
|
|
* Copyright 2006-2008 Solarflare Communications Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 as published
|
|
* by the Free Software Foundation, incorporated herein by reference.
|
|
*/
|
|
|
|
#ifndef EFX_FALCON_H
|
|
#define EFX_FALCON_H
|
|
|
|
#include "net_driver.h"
|
|
|
|
/*
|
|
* Falcon hardware control
|
|
*/
|
|
|
|
enum falcon_revision {
|
|
FALCON_REV_A0 = 0,
|
|
FALCON_REV_A1 = 1,
|
|
FALCON_REV_B0 = 2,
|
|
};
|
|
|
|
static inline int falcon_rev(struct efx_nic *efx)
|
|
{
|
|
return efx->pci_dev->revision;
|
|
}
|
|
|
|
extern struct efx_nic_type falcon_a_nic_type;
|
|
extern struct efx_nic_type falcon_b_nic_type;
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Externs
|
|
*
|
|
**************************************************************************
|
|
*/
|
|
|
|
/* TX data path */
|
|
extern int falcon_probe_tx(struct efx_tx_queue *tx_queue);
|
|
extern void falcon_init_tx(struct efx_tx_queue *tx_queue);
|
|
extern void falcon_fini_tx(struct efx_tx_queue *tx_queue);
|
|
extern void falcon_remove_tx(struct efx_tx_queue *tx_queue);
|
|
extern void falcon_push_buffers(struct efx_tx_queue *tx_queue);
|
|
|
|
/* RX data path */
|
|
extern int falcon_probe_rx(struct efx_rx_queue *rx_queue);
|
|
extern void falcon_init_rx(struct efx_rx_queue *rx_queue);
|
|
extern void falcon_fini_rx(struct efx_rx_queue *rx_queue);
|
|
extern void falcon_remove_rx(struct efx_rx_queue *rx_queue);
|
|
extern void falcon_notify_rx_desc(struct efx_rx_queue *rx_queue);
|
|
|
|
/* Event data path */
|
|
extern int falcon_probe_eventq(struct efx_channel *channel);
|
|
extern void falcon_init_eventq(struct efx_channel *channel);
|
|
extern void falcon_fini_eventq(struct efx_channel *channel);
|
|
extern void falcon_remove_eventq(struct efx_channel *channel);
|
|
extern int falcon_process_eventq(struct efx_channel *channel, int rx_quota);
|
|
extern void falcon_eventq_read_ack(struct efx_channel *channel);
|
|
|
|
/* Ports */
|
|
extern int falcon_probe_port(struct efx_nic *efx);
|
|
extern void falcon_remove_port(struct efx_nic *efx);
|
|
|
|
/* MAC/PHY */
|
|
extern bool falcon_xaui_link_ok(struct efx_nic *efx);
|
|
extern int falcon_dma_stats(struct efx_nic *efx,
|
|
unsigned int done_offset);
|
|
extern void falcon_drain_tx_fifo(struct efx_nic *efx);
|
|
extern void falcon_deconfigure_mac_wrapper(struct efx_nic *efx);
|
|
extern void falcon_reconfigure_mac_wrapper(struct efx_nic *efx);
|
|
|
|
/* Interrupts and test events */
|
|
extern int falcon_init_interrupt(struct efx_nic *efx);
|
|
extern void falcon_enable_interrupts(struct efx_nic *efx);
|
|
extern void falcon_generate_test_event(struct efx_channel *channel,
|
|
unsigned int magic);
|
|
extern void falcon_generate_interrupt(struct efx_nic *efx);
|
|
extern void falcon_set_int_moderation(struct efx_channel *channel);
|
|
extern void falcon_disable_interrupts(struct efx_nic *efx);
|
|
extern void falcon_fini_interrupt(struct efx_nic *efx);
|
|
|
|
/* Global Resources */
|
|
extern int falcon_probe_nic(struct efx_nic *efx);
|
|
extern int falcon_probe_resources(struct efx_nic *efx);
|
|
extern int falcon_init_nic(struct efx_nic *efx);
|
|
extern int falcon_flush_queues(struct efx_nic *efx);
|
|
extern int falcon_reset_hw(struct efx_nic *efx, enum reset_type method);
|
|
extern void falcon_remove_resources(struct efx_nic *efx);
|
|
extern void falcon_remove_nic(struct efx_nic *efx);
|
|
extern void falcon_update_nic_stats(struct efx_nic *efx);
|
|
extern void falcon_set_multicast_hash(struct efx_nic *efx);
|
|
extern int falcon_reset_xaui(struct efx_nic *efx);
|
|
|
|
/* Tests */
|
|
struct falcon_nvconfig;
|
|
extern int falcon_read_nvram(struct efx_nic *efx,
|
|
struct falcon_nvconfig *nvconfig);
|
|
extern int falcon_test_registers(struct efx_nic *efx);
|
|
|
|
/**************************************************************************
|
|
*
|
|
* Falcon MAC stats
|
|
*
|
|
**************************************************************************
|
|
*/
|
|
|
|
#define FALCON_STAT_OFFSET(falcon_stat) EFX_VAL(falcon_stat, offset)
|
|
#define FALCON_STAT_WIDTH(falcon_stat) EFX_VAL(falcon_stat, WIDTH)
|
|
|
|
/* Retrieve statistic from statistics block */
|
|
#define FALCON_STAT(efx, falcon_stat, efx_stat) do { \
|
|
if (FALCON_STAT_WIDTH(falcon_stat) == 16) \
|
|
(efx)->mac_stats.efx_stat += le16_to_cpu( \
|
|
*((__force __le16 *) \
|
|
(efx->stats_buffer.addr + \
|
|
FALCON_STAT_OFFSET(falcon_stat)))); \
|
|
else if (FALCON_STAT_WIDTH(falcon_stat) == 32) \
|
|
(efx)->mac_stats.efx_stat += le32_to_cpu( \
|
|
*((__force __le32 *) \
|
|
(efx->stats_buffer.addr + \
|
|
FALCON_STAT_OFFSET(falcon_stat)))); \
|
|
else \
|
|
(efx)->mac_stats.efx_stat += le64_to_cpu( \
|
|
*((__force __le64 *) \
|
|
(efx->stats_buffer.addr + \
|
|
FALCON_STAT_OFFSET(falcon_stat)))); \
|
|
} while (0)
|
|
|
|
#define FALCON_MAC_STATS_SIZE 0x100
|
|
|
|
#define MAC_DATA_LBN 0
|
|
#define MAC_DATA_WIDTH 32
|
|
|
|
extern void falcon_generate_event(struct efx_channel *channel,
|
|
efx_qword_t *event);
|
|
|
|
#endif /* EFX_FALCON_H */
|