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sfc: Clean up struct falcon_board and struct falcon_board_data 

Put all static information in struct falcon_board_type and replace it
with a pointer in struct falcon_board.  Simplify probing aocordingly.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2009-11-25 16:09:41 +00:00 committed by David S. Miller
parent 734a350a6c
commit 44838a447d
7 changed files with 85 additions and 80 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/sfc/efx.c
View File

@ -1309,7 +1309,7 @@ static void efx_monitor(struct work_struct *data)
goto out_requeue;
if (!efx->port_enabled)
goto out_unlock;
rc = falcon_board(efx)->monitor(efx);
rc = falcon_board(efx)->type->monitor(efx);
if (rc) {
EFX_ERR(efx, "Board sensor %s; shutting down PHY\n",
(rc == -ERANGE) ? "reported fault" : "failed");

6
drivers/net/sfc/ethtool.c
View File

@ -174,14 +174,14 @@ static int efx_ethtool_phys_id(struct net_device *net_dev, u32 count)
struct efx_nic *efx = netdev_priv(net_dev);
do {
falcon_board(efx)->set_id_led(efx, EFX_LED_ON);
falcon_board(efx)->type->set_id_led(efx, EFX_LED_ON);
schedule_timeout_interruptible(HZ / 2);
falcon_board(efx)->set_id_led(efx, EFX_LED_OFF);
falcon_board(efx)->type->set_id_led(efx, EFX_LED_OFF);
schedule_timeout_interruptible(HZ / 2);
} while (!signal_pending(current) && --count != 0);
falcon_board(efx)->set_id_led(efx, EFX_LED_DEFAULT);
falcon_board(efx)->type->set_id_led(efx, EFX_LED_DEFAULT);
return 0;
}

4
drivers/net/sfc/falcon.c
View File

@ -2864,7 +2864,7 @@ int falcon_probe_nic(struct efx_nic *efx)
if (rc)
goto fail5;
rc = falcon_board(efx)->init(efx);
rc = falcon_board(efx)->type->init(efx);
if (rc) {
EFX_ERR(efx, "failed to initialise board\n");
goto fail6;
@ -3067,7 +3067,7 @@ void falcon_remove_nic(struct efx_nic *efx)
struct falcon_board *board = falcon_board(efx);
int rc;
falcon_board(efx)->fini(efx);
board->type->fini(efx);
/* Remove I2C adapter and clear it in preparation for a retry */
rc = i2c_del_adapter(&board->i2c_adap);

34
drivers/net/sfc/falcon.h
View File

@ -31,29 +31,41 @@ static inline int falcon_rev(struct efx_nic *efx)
}
/**
* struct falcon_board - board information
* @type: Board model type
* @major: Major rev. ('A', 'B' ...)
* @minor: Minor rev. (0, 1, ...)
* struct falcon_board_type - board operations and type information
* @id: Board type id, as found in NVRAM
* @ref_model: Model number of Solarflare reference design
* @gen_type: Generic board type description
* @init: Allocate resources and initialise peripheral hardware
* @init_phy: Do board-specific PHY initialisation
* @fini: Shut down hardware and free resources
* @set_id_led: Set state of identifying LED or revert to automatic function
* @monitor: Board-specific health check function
* @fini: Shut down hardware and free resources
*/
struct falcon_board_type {
u8 id;
const char *ref_model;
const char *gen_type;
int (*init) (struct efx_nic *nic);
void (*init_phy) (struct efx_nic *efx);
void (*fini) (struct efx_nic *nic);
void (*set_id_led) (struct efx_nic *efx, enum efx_led_mode mode);
int (*monitor) (struct efx_nic *nic);
};
/**
* struct falcon_board - board information
* @type: Type of board
* @major: Major rev. ('A', 'B' ...)
* @minor: Minor rev. (0, 1, ...)
* @i2c_adap: I2C adapter for on-board peripherals
* @i2c_data: Data for bit-banging algorithm
* @hwmon_client: I2C client for hardware monitor
* @ioexp_client: I2C client for power/port control
*/
struct falcon_board {
int type;
const struct falcon_board_type *type;
int major;
int minor;
int (*init) (struct efx_nic *nic);
void (*init_phy) (struct efx_nic *efx);
void (*set_id_led) (struct efx_nic *efx, enum efx_led_mode mode);
int (*monitor) (struct efx_nic *nic);
void (*fini) (struct efx_nic *nic);
struct i2c_adapter i2c_adap;
struct i2c_algo_bit_data i2c_data;
struct i2c_client *hwmon_client, *ioexp_client;

115
drivers/net/sfc/falcon_boards.c
View File

@ -348,7 +348,7 @@ static ssize_t set_phy_flash_cfg(struct device *dev,
efx->phy_mode = new_mode;
if (new_mode & PHY_MODE_SPECIAL)
efx_stats_disable(efx);
if (falcon_board(efx)->type == FALCON_BOARD_SFE4001)
if (falcon_board(efx)->type->id == FALCON_BOARD_SFE4001)
err = sfe4001_poweron(efx);
else
err = sfn4111t_reset(efx);
@ -438,13 +438,6 @@ static int sfe4001_init(struct efx_nic *efx)
goto fail_hwmon;
}
/* 10Xpress has fixed-function LED pins, so there is no board-specific
* blink code. */
board->set_id_led = tenxpress_set_id_led;
board->monitor = sfe4001_check_hw;
board->fini = sfe4001_fini;
if (efx->phy_mode & PHY_MODE_SPECIAL) {
/* PHY won't generate a 156.25 MHz clock and MAC stats fetch
* will fail. */
@ -531,11 +524,6 @@ static int sfn4111t_init(struct efx_nic *efx)
if (!board->hwmon_client)
return -EIO;
board->init_phy = sfn4111t_init_phy;
board->set_id_led = tenxpress_set_id_led;
board->monitor = sfn4111t_check_hw;
board->fini = sfn4111t_fini;
rc = device_create_file(&efx->pci_dev->dev, &dev_attr_phy_flash_cfg);
if (rc)
goto fail_hwmon;
@ -620,15 +608,7 @@ static int sfe4002_check_hw(struct efx_nic *efx)
static int sfe4002_init(struct efx_nic *efx)
{
struct falcon_board *board = falcon_board(efx);
int rc = efx_init_lm87(efx, &sfe4002_hwmon_info, sfe4002_lm87_regs);
if (rc)
return rc;
board->monitor = sfe4002_check_hw;
board->init_phy = sfe4002_init_phy;
board->set_id_led = sfe4002_set_id_led;
board->fini = efx_fini_lm87;
return 0;
return efx_init_lm87(efx, &sfe4002_hwmon_info, sfe4002_lm87_regs);
}
/*****************************************************************************
@ -692,67 +672,80 @@ static int sfn4112f_check_hw(struct efx_nic *efx)
static int sfn4112f_init(struct efx_nic *efx)
{
struct falcon_board *board = falcon_board(efx);
int rc = efx_init_lm87(efx, &sfn4112f_hwmon_info, sfn4112f_lm87_regs);
if (rc)
return rc;
board->monitor = sfn4112f_check_hw;
board->init_phy = sfn4112f_init_phy;
board->set_id_led = sfn4112f_set_id_led;
board->fini = efx_fini_lm87;
return 0;
return efx_init_lm87(efx, &sfn4112f_hwmon_info, sfn4112f_lm87_regs);
}
/* This will get expanded as board-specific details get moved out of the
* PHY drivers. */
struct falcon_board_data {
u8 type;
const char *ref_model;
const char *gen_type;
int (*init) (struct efx_nic *nic);
static const struct falcon_board_type board_types[] = {
{
.id = FALCON_BOARD_SFE4001,
.ref_model = "SFE4001",
.gen_type = "10GBASE-T adapter",
.init = sfe4001_init,
.init_phy = efx_port_dummy_op_void,
.fini = sfe4001_fini,
.set_id_led = tenxpress_set_id_led,
.monitor = sfe4001_check_hw,
},
{
.id = FALCON_BOARD_SFE4002,
.ref_model = "SFE4002",
.gen_type = "XFP adapter",
.init = sfe4002_init,
.init_phy = sfe4002_init_phy,
.fini = efx_fini_lm87,
.set_id_led = sfe4002_set_id_led,
.monitor = sfe4002_check_hw,
},
{
.id = FALCON_BOARD_SFN4111T,
.ref_model = "SFN4111T",
.gen_type = "100/1000/10GBASE-T adapter",
.init = sfn4111t_init,
.init_phy = sfn4111t_init_phy,
.fini = sfn4111t_fini,
.set_id_led = tenxpress_set_id_led,
.monitor = sfn4111t_check_hw,
},
{
.id = FALCON_BOARD_SFN4112F,
.ref_model = "SFN4112F",
.gen_type = "SFP+ adapter",
.init = sfn4112f_init,
.init_phy = sfn4112f_init_phy,
.fini = efx_fini_lm87,
.set_id_led = sfn4112f_set_id_led,
.monitor = sfn4112f_check_hw,
},
};
static struct falcon_board_data board_data[] = {
{ FALCON_BOARD_SFE4001, "SFE4001", "10GBASE-T adapter", sfe4001_init },
{ FALCON_BOARD_SFE4002, "SFE4002", "XFP adapter", sfe4002_init },
{ FALCON_BOARD_SFN4111T, "SFN4111T", "100/1000/10GBASE-T adapter",
sfn4111t_init },
{ FALCON_BOARD_SFN4112F, "SFN4112F", "SFP+ adapter",
sfn4112f_init },
};
static struct falcon_board falcon_dummy_board = {
static const struct falcon_board_type falcon_dummy_board = {
.init = efx_port_dummy_op_int,
.init_phy = efx_port_dummy_op_void,
.fini = efx_port_dummy_op_void,
.set_id_led = efx_port_dummy_op_set_id_led,
.monitor = efx_port_dummy_op_int,
.fini = efx_port_dummy_op_void,
};
void falcon_probe_board(struct efx_nic *efx, u16 revision_info)
{
struct falcon_board *board = falcon_board(efx);
struct falcon_board_data *data = NULL;
u8 type_id = FALCON_BOARD_TYPE(revision_info);
int i;
*board = falcon_dummy_board;
board->type = FALCON_BOARD_TYPE(revision_info);
board->major = FALCON_BOARD_MAJOR(revision_info);
board->minor = FALCON_BOARD_MINOR(revision_info);
for (i = 0; i < ARRAY_SIZE(board_data); i++)
if (board_data[i].type == board->type)
data = &board_data[i];
for (i = 0; i < ARRAY_SIZE(board_types); i++)
if (board_types[i].id == type_id)
board->type = &board_types[i];
if (data) {
if (board->type) {
EFX_INFO(efx, "board is %s rev %c%d\n",
(efx->pci_dev->subsystem_vendor == EFX_VENDID_SFC)
? data->ref_model : data->gen_type,
? board->type->ref_model : board->type->gen_type,
'A' + board->major, board->minor);
board->init = data->init;
} else {
EFX_ERR(efx, "unknown board type %d\n", board->type);
EFX_ERR(efx, "unknown board type %d\n", type_id);
board->type = &falcon_dummy_board;
}
}

2
drivers/net/sfc/qt202x_phy.c
View File

@ -126,7 +126,7 @@ static int qt202x_reset_phy(struct efx_nic *efx)
if (rc < 0)
goto fail;
falcon_board(efx)->init_phy(efx);
falcon_board(efx)->type->init_phy(efx);
return rc;

2
drivers/net/sfc/tenxpress.c
View File

@ -303,7 +303,7 @@ static int tenxpress_phy_init(struct efx_nic *efx)
u16 old_adv, adv;
int rc = 0;
falcon_board(efx)->init_phy(efx);
falcon_board(efx)->type->init_phy(efx);
phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL);
if (!phy_data)