efx.c File Reference

#include <linux/module.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/delay.h>
#include <linux/notifier.h>
#include <linux/ip.h>
#include <linux/tcp.h>
#include <linux/in.h>
#include <linux/crc32.h>
#include <linux/ethtool.h>
#include <linux/topology.h>
#include <linux/gfp.h>
#include <linux/cpu_rmap.h>
#include "net_driver.h"
#include "efx.h"
#include "nic.h"
#include "selftest.h"
#include "mcdi.h"
#include "workarounds.h"

Go to the source code of this file.

Macros
#define	EFX_MAX_MTU   (9 * 1024)
#define	EFX_ASSERT_RESET_SERIALISED(efx)
#define	SFC_VPD_LEN   512

Functions
	module_param (separate_tx_channels, uint, 0444)
	MODULE_PARM_DESC (separate_tx_channels,"Use separate channels for TX and RX")
	module_param (rss_cpus, uint, 0444)
	MODULE_PARM_DESC (rss_cpus,"Number of CPUs to use for Receive-Side Scaling")
	module_param (phy_flash_cfg, int, 0644)
	MODULE_PARM_DESC (phy_flash_cfg,"Set PHYs into reflash mode initially")
	module_param (irq_adapt_low_thresh, uint, 0644)
	MODULE_PARM_DESC (irq_adapt_low_thresh,"Threshold score for reducing IRQ moderation")
	module_param (irq_adapt_high_thresh, uint, 0644)
	MODULE_PARM_DESC (irq_adapt_high_thresh,"Threshold score for increasing IRQ moderation")
	module_param (debug, uint, 0)
	MODULE_PARM_DESC (debug,"Bitmapped debugging message enable value")
void	efx_process_channel_now (struct efx_channel *channel)
int	efx_realloc_channels (struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
void	efx_schedule_slow_fill (struct efx_rx_queue *rx_queue)
int	efx_channel_dummy_op_int (struct efx_channel *channel)
void	efx_channel_dummy_op_void (struct efx_channel *channel)
void	efx_link_status_changed (struct efx_nic *efx)
void	efx_link_set_advertising (struct efx_nic *efx, u32 advertising)
void	efx_link_set_wanted_fc (struct efx_nic *efx, u8 wanted_fc)
int	__efx_reconfigure_port (struct efx_nic *efx)
int	efx_reconfigure_port (struct efx_nic *efx)
int	efx_init_irq_moderation (struct efx_nic *efx, unsigned int tx_usecs, unsigned int rx_usecs, bool rx_adaptive, bool rx_may_override_tx)
void	efx_get_irq_moderation (struct efx_nic *efx, unsigned int *tx_usecs, unsigned int *rx_usecs, bool *rx_adaptive)
void	efx_reset_down (struct efx_nic *efx, enum reset_type method)
int	efx_reset_up (struct efx_nic *efx, enum reset_type method, bool ok)
int	efx_reset (struct efx_nic *efx, enum reset_type method)
void	efx_schedule_reset (struct efx_nic *efx, enum reset_type type)
int	efx_port_dummy_op_int (struct efx_nic *efx)
void	efx_port_dummy_op_void (struct efx_nic *efx)
	module_param (interrupt_mode, uint, 0444)
	MODULE_PARM_DESC (interrupt_mode,"Interrupt mode (0=>MSIX 1=>MSI 2=>legacy)")
	module_init (efx_init_module)
	module_exit (efx_exit_module)
	MODULE_AUTHOR ("Solarflare Communications and ""Michael Brown <[email protected]>")
	MODULE_DESCRIPTION ("Solarflare Communications network driver")
	MODULE_LICENSE ("GPL")
	MODULE_DEVICE_TABLE (pci, efx_pci_table)

Variables
const unsigned int	efx_loopback_mode_max = LOOPBACK_MAX
const char *const	efx_loopback_mode_names []
const unsigned int	efx_reset_type_max = RESET_TYPE_MAX
const char *const	efx_reset_type_names []

Macro Definition Documentation

#define EFX_ASSERT_RESET_SERIALISED

(

efx

)

Value:

do {                        \
        if ((efx->state == STATE_READY) ||  \
            (efx->state == STATE_DISABLED)) \
            ASSERT_RTNL();          \
    } while (0)

Definition at line 203 of file efx.c.

#define EFX_MAX_MTU   (9 * 1024)

Definition at line 87 of file efx.c.

#define SFC_VPD_LEN   512

Definition at line 2571 of file efx.c.

Function Documentation

int __efx_reconfigure_port

(

struct efx_nic *

efx

)

Definition at line 949 of file efx.c.

int efx_channel_dummy_op_int

(

struct efx_channel *

channel

)

Definition at line 862 of file efx.c.

void efx_channel_dummy_op_void

(

struct efx_channel *

channel

)

Definition at line 867 of file efx.c.

void efx_get_irq_moderation	(	struct efx_nic *	efx,
		unsigned int *	tx_usecs,
		unsigned int *	rx_usecs,
		bool *	rx_adaptive
	)

Definition at line 1713 of file efx.c.

int efx_init_irq_moderation	(	struct efx_nic *	efx,
		unsigned int	tx_usecs,
		unsigned int	rx_usecs,
		bool	rx_adaptive,
		bool	rx_may_override_tx
	)

Definition at line 1675 of file efx.c.

void efx_link_set_advertising	(	struct efx_nic *	efx,
		u32	advertising
	)

Definition at line 912 of file efx.c.

void efx_link_set_wanted_fc	(	struct efx_nic *	efx,
		u8	wanted_fc
	)

Definition at line 925 of file efx.c.

void efx_link_status_changed

(

struct efx_nic *

efx

)

Definition at line 881 of file efx.c.

int efx_port_dummy_op_int

(

struct efx_nic *

efx

)

Definition at line 2413 of file efx.c.

void efx_port_dummy_op_void

(

struct efx_nic *

efx

)

Definition at line 2417 of file efx.c.

void efx_process_channel_now

(

struct efx_channel *

channel

)

Definition at line 339 of file efx.c.

int efx_realloc_channels	(	struct efx_nic *	efx,
		u32	rxq_entries,
		u32	txq_entries
	)

Definition at line 749 of file efx.c.

int efx_reconfigure_port

(

struct efx_nic *

efx

)

Definition at line 977 of file efx.c.

int efx_reset	(	struct efx_nic *	efx,
		enum reset_type	method
	)

Definition at line 2274 of file efx.c.

void efx_reset_down	(	struct efx_nic *	efx,
		enum reset_type	method
	)

Definition at line 2207 of file efx.c.

int efx_reset_up	(	struct efx_nic *	efx,
		enum reset_type	method,
		bool	ok
	)

Definition at line 2225 of file efx.c.

void efx_schedule_reset	(	struct efx_nic *	efx,
		enum reset_type	type
	)

Definition at line 2346 of file efx.c.

void efx_schedule_slow_fill

(

struct efx_rx_queue *

rx_queue

)

Definition at line 849 of file efx.c.

MODULE_AUTHOR

(

"Solarflare Communications and ""Michael Brown <[email protected]>"

)

MODULE_DESCRIPTION

(

"Solarflare Communications network driver"

)

MODULE_DEVICE_TABLE	(	pci	,
		efx_pci_table
	)

module_exit

(

efx_exit_module

)

module_init

(

efx_init_module

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	separate_tx_channels	,
		uint	,
		0444
	)

module_param	(	rss_cpus	,
		uint	,
		0444
	)

module_param	(	phy_flash_cfg	,
		int	,
		0644
	)

module_param	(	irq_adapt_low_thresh	,
		uint	,
		0644
	)

module_param	(	irq_adapt_high_thresh	,
		uint	,
		0644
	)

module_param	(	debug	,
		uint	,
		0
	)

module_param	(	interrupt_mode	,
		uint	,
		0444
	)

MODULE_PARM_DESC	(	separate_tx_channels	,
		"Use separate channels for TX and RX"
	)

MODULE_PARM_DESC	(	rss_cpus	,
		"Number of CPUs to use for Receive-Side Scaling"
	)

MODULE_PARM_DESC	(	phy_flash_cfg	,
		"Set PHYs into reflash mode initially"
	)

MODULE_PARM_DESC	(	irq_adapt_low_thresh	,
		"Threshold score for reducing IRQ moderation"
	)

MODULE_PARM_DESC	(	irq_adapt_high_thresh	,
		"Threshold score for increasing IRQ moderation"
	)

MODULE_PARM_DESC	(	debug	,
		"Bitmapped debugging message enable value"
	)

MODULE_PARM_DESC	(	interrupt_mode	,
		"Interrupt mode (0=>MSIX 1=>MSI 2=>legacy)"
	)

Variable Documentation

const unsigned int efx_loopback_mode_max = LOOPBACK_MAX

Definition at line 41 of file efx.c.

const char* const efx_loopback_mode_names[]

Initial value:

= {
    [LOOPBACK_NONE]     = "NONE",
    [LOOPBACK_DATA]     = "DATAPATH",
    [LOOPBACK_GMAC]     = "GMAC",
    [LOOPBACK_XGMII]    = "XGMII",
    [LOOPBACK_XGXS]     = "XGXS",
    [LOOPBACK_XAUI]     = "XAUI",
    [LOOPBACK_GMII]     = "GMII",
    [LOOPBACK_SGMII]    = "SGMII",
    [LOOPBACK_XGBR]     = "XGBR",
    [LOOPBACK_XFI]      = "XFI",
    [LOOPBACK_XAUI_FAR] = "XAUI_FAR",
    [LOOPBACK_GMII_FAR] = "GMII_FAR",
    [LOOPBACK_SGMII_FAR]    = "SGMII_FAR",
    [LOOPBACK_XFI_FAR]  = "XFI_FAR",
    [LOOPBACK_GPHY]     = "GPHY",
    [LOOPBACK_PHYXS]    = "PHYXS",
    [LOOPBACK_PCS]      = "PCS",
    [LOOPBACK_PMAPMD]   = "PMA/PMD",
    [LOOPBACK_XPORT]    = "XPORT",
    [LOOPBACK_XGMII_WS] = "XGMII_WS",
    [LOOPBACK_XAUI_WS]  = "XAUI_WS",
    [LOOPBACK_XAUI_WS_FAR]  = "XAUI_WS_FAR",
    [LOOPBACK_XAUI_WS_NEAR] = "XAUI_WS_NEAR",
    [LOOPBACK_GMII_WS]  = "GMII_WS",
    [LOOPBACK_XFI_WS]   = "XFI_WS",
    [LOOPBACK_XFI_WS_FAR]   = "XFI_WS_FAR",
    [LOOPBACK_PHYXS_WS] = "PHYXS_WS",
}

Definition at line 42 of file efx.c.

const unsigned int efx_reset_type_max = RESET_TYPE_MAX

Definition at line 72 of file efx.c.

const char* const efx_reset_type_names[]

Initial value:

= {
    [RESET_TYPE_INVISIBLE]     = "INVISIBLE",
    [RESET_TYPE_ALL]           = "ALL",
    [RESET_TYPE_WORLD]         = "WORLD",
    [RESET_TYPE_DISABLE]       = "DISABLE",
    [RESET_TYPE_TX_WATCHDOG]   = "TX_WATCHDOG",
    [RESET_TYPE_INT_ERROR]     = "INT_ERROR",
    [RESET_TYPE_RX_RECOVERY]   = "RX_RECOVERY",
    [RESET_TYPE_RX_DESC_FETCH] = "RX_DESC_FETCH",
    [RESET_TYPE_TX_DESC_FETCH] = "TX_DESC_FETCH",
    [RESET_TYPE_TX_SKIP]       = "TX_SKIP",
    [RESET_TYPE_MC_FAILURE]    = "MC_FAILURE",
}

Definition at line 73 of file efx.c.