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[ARM] pxa: add gpio_pwdown(_inverted) into pxaficp_ir.c

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and convert PXA-based devices to gpio_pwdown where possible.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Marek Vasut 2009-07-17 12:50:43 +02:00 committed by Eric Miao
parent 2a23ec3679
commit c4bd017273
22 changed files with 81 additions and 366 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
arch/arm/mach-pxa/corgi.c
View File

@ -447,34 +447,9 @@ static struct pxamci_platform_data corgi_mci_platform_data = {
/*
* Irda
*/
static void corgi_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(CORGI_GPIO_IR_ON, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static int corgi_irda_startup(struct device *dev)
{
int err;
err = gpio_request(CORGI_GPIO_IR_ON, "IR_ON");
if (err)
return err;
gpio_direction_output(CORGI_GPIO_IR_ON, 1);
return 0;
}
static void corgi_irda_shutdown(struct device *dev)
{
gpio_free(CORGI_GPIO_IR_ON);
}
static struct pxaficp_platform_data corgi_ficp_platform_data = {
.gpio_pwdown = CORGI_GPIO_IR_ON,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = corgi_irda_transceiver_mode,
.startup = corgi_irda_startup,
.shutdown = corgi_irda_shutdown,
};

1
arch/arm/mach-pxa/e740.c
View File

@ -199,7 +199,6 @@ static void __init e740_init(void)
platform_add_devices(devices, ARRAY_SIZE(devices));
pxa_set_udc_info(&e7xx_udc_mach_info);
pxa_set_ac97_info(NULL);
e7xx_irda_init();
pxa_set_ficp_info(&e7xx_ficp_platform_data);
}

1
arch/arm/mach-pxa/e750.c
View File

@ -200,7 +200,6 @@ static void __init e750_init(void)
platform_add_devices(devices, ARRAY_SIZE(devices));
pxa_set_udc_info(&e7xx_udc_mach_info);
pxa_set_ac97_info(NULL);
e7xx_irda_init();
pxa_set_ficp_info(&e7xx_ficp_platform_data);
}

37
arch/arm/mach-pxa/eseries.c
View File

@ -47,44 +47,9 @@ struct pxa2xx_udc_mach_info e7xx_udc_mach_info = {
.gpio_pullup_inverted = 1
};
static void e7xx_irda_transceiver_mode(struct device *dev, int mode)
{
if (mode & IR_OFF) {
gpio_set_value(GPIO_E7XX_IR_OFF, 1);
pxa2xx_transceiver_mode(dev, mode);
} else {
pxa2xx_transceiver_mode(dev, mode);
gpio_set_value(GPIO_E7XX_IR_OFF, 0);
}
}
int e7xx_irda_init(void)
{
int ret;
ret = gpio_request(GPIO_E7XX_IR_OFF, "IrDA power");
if (ret)
goto out;
ret = gpio_direction_output(GPIO_E7XX_IR_OFF, 0);
if (ret)
goto out;
e7xx_irda_transceiver_mode(NULL, IR_SIRMODE | IR_OFF);
out:
return ret;
}
static void e7xx_irda_shutdown(struct device *dev)
{
e7xx_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
gpio_free(GPIO_E7XX_IR_OFF);
}
struct pxaficp_platform_data e7xx_ficp_platform_data = {
.gpio_pwdown = GPIO_E7XX_IR_OFF,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = e7xx_irda_transceiver_mode,
.shutdown = e7xx_irda_shutdown,
};
int eseries_tmio_enable(struct platform_device *dev)

7
arch/arm/mach-pxa/hx4700.c
View File

@ -175,14 +175,9 @@ static int hx4700_gpio_request(struct gpio_ress *gpios, int size)
* IRDA
*/
static void irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO105_HX4700_nIR_ON, mode & IR_OFF);
}
static struct pxaficp_platform_data ficp_info = {
.gpio_pwdown = GPIO105_HX4700_nIR_ON,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = irda_transceiver_mode,
};
/*

2
arch/arm/mach-pxa/include/mach/irda.h
View File

@ -12,6 +12,8 @@ struct pxaficp_platform_data {
void (*transceiver_mode)(struct device *dev, int mode);
int (*startup)(struct device *dev);
void (*shutdown)(struct device *dev);
int gpio_pwdown; /* powerdown GPIO for the IrDA chip */
bool gpio_pwdown_inverted; /* gpio_pwdown is inverted */
};
extern void pxa_set_ficp_info(struct pxaficp_platform_data *info);

1
arch/arm/mach-pxa/lubbock.c
View File

@ -507,6 +507,7 @@ static void lubbock_irda_transceiver_mode(struct device *dev, int mode)
}
static struct pxaficp_platform_data lubbock_ficp_platform_data = {
.gpio_pwdown = -1,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE,
.transceiver_mode = lubbock_irda_transceiver_mode,
};

8
arch/arm/mach-pxa/magician.c
View File

@ -140,15 +140,9 @@ static unsigned long magician_pin_config[] __initdata = {
* IRDA
*/
static void magician_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data magician_ficp_info = {
.gpio_pwdown = GPIO83_MAGICIAN_nIR_EN,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = magician_irda_transceiver_mode,
};
/*

1
arch/arm/mach-pxa/mainstone.c
View File

@ -479,6 +479,7 @@ static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
}
static struct pxaficp_platform_data mainstone_ficp_platform_data = {
.gpio_pwdown = -1,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = mainstone_irda_transceiver_mode,
};

30
arch/arm/mach-pxa/palmld.c
View File

@ -304,35 +304,9 @@ static struct platform_device palmld_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmld_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMLD_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMLD_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMLD_IR_DISABLE);
err:
return err;
}
static void palmld_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMLD_IR_DISABLE);
}
static void palmld_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMLD_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmld_ficp_platform_data = {
.startup = palmld_irda_startup,
.shutdown = palmld_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmld_irda_transceiver_mode,
.gpio_pwdown = GPIO_NR_PALMLD_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************

30
arch/arm/mach-pxa/palmt5.c
View File

@ -243,35 +243,9 @@ static struct platform_device palmt5_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmt5_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMT5_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMT5_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMT5_IR_DISABLE);
err:
return err;
}
static void palmt5_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMT5_IR_DISABLE);
}
static void palmt5_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMT5_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmt5_ficp_platform_data = {
.startup = palmt5_irda_startup,
.shutdown = palmt5_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmt5_irda_transceiver_mode,
.gpio_pwdown = GPIO_NR_PALMT5_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************

30
arch/arm/mach-pxa/palmtc.c
View File

@ -218,35 +218,9 @@ static struct platform_device palmtc_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmtc_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMTC_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMTC_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMTC_IR_DISABLE);
err:
return err;
}
static void palmtc_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMTC_IR_DISABLE);
}
static void palmtc_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMTC_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmtc_ficp_platform_data = {
.startup = palmtc_irda_startup,
.shutdown = palmtc_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmtc_irda_transceiver_mode,
.gpio_pwdown = GPIO_NR_PALMTC_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************

30
arch/arm/mach-pxa/palmte2.c
View File

@ -215,35 +215,9 @@ static struct platform_device palmte2_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmte2_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMTE2_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMTE2_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMTE2_IR_DISABLE);
err:
return err;
}
static void palmte2_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMTE2_IR_DISABLE);
}
static void palmte2_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMTE2_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmte2_ficp_platform_data = {
.startup = palmte2_irda_startup,
.shutdown = palmte2_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmte2_irda_transceiver_mode,
.gpio_pwdown = GPIO_NR_PALMTE2_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************

30
arch/arm/mach-pxa/palmtx.c
View File

@ -303,35 +303,9 @@ static struct platform_device palmtx_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmtx_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMTX_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMTX_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMTX_IR_DISABLE);
err:
return err;
}
static void palmtx_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMTX_IR_DISABLE);
}
static void palmtx_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMTX_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmtx_ficp_platform_data = {
.startup = palmtx_irda_startup,
.shutdown = palmtx_irda_shutdown,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = palmtx_irda_transceiver_mode,
.gpio_pwdown = GPIO_NR_PALMTX_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************

28
arch/arm/mach-pxa/palmz72.c
View File

@ -230,35 +230,9 @@ static struct platform_device palmz72_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static int palmz72_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_PALMZ72_IR_DISABLE, "IR DISABLE");
if (err)
goto err;
err = gpio_direction_output(GPIO_NR_PALMZ72_IR_DISABLE, 1);
if (err)
gpio_free(GPIO_NR_PALMZ72_IR_DISABLE);
err:
return err;
}
static void palmz72_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_PALMZ72_IR_DISABLE);
}
static void palmz72_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_PALMZ72_IR_DISABLE, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static struct pxaficp_platform_data palmz72_ficp_platform_data = {
.startup = palmz72_irda_startup,
.shutdown = palmz72_irda_shutdown,
.gpio_pwdown = GPIO_NR_PALMZ72_IR_DISABLE,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = palmz72_irda_transceiver_mode,
};
/******************************************************************************

27
arch/arm/mach-pxa/poodle.c
View File

@ -302,34 +302,9 @@ static struct pxamci_platform_data poodle_mci_platform_data = {
/*
* Irda
*/
static void poodle_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(POODLE_GPIO_IR_ON, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static int poodle_irda_startup(struct device *dev)
{
int err;
err = gpio_request(POODLE_GPIO_IR_ON, "IR_ON");
if (err)
return err;
gpio_direction_output(POODLE_GPIO_IR_ON, 1);
return 0;
}
static void poodle_irda_shutdown(struct device *dev)
{
gpio_free(POODLE_GPIO_IR_ON);
}
static struct pxaficp_platform_data poodle_ficp_platform_data = {
.gpio_pwdown = POODLE_GPIO_IR_ON,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = poodle_irda_transceiver_mode,
.startup = poodle_irda_startup,
.shutdown = poodle_irda_shutdown,
};

1
arch/arm/mach-pxa/pxa2xx.c
View File

@ -52,3 +52,4 @@ void pxa2xx_transceiver_mode(struct device *dev, int mode)
} else
BUG();
}
EXPORT_SYMBOL_GPL(pxa2xx_transceiver_mode);

46
arch/arm/mach-pxa/spitz.c
View File

@ -560,50 +560,10 @@ static struct pxaohci_platform_data spitz_ohci_platform_data = {
/*
* Irda
*/
static int spitz_irda_startup(struct device *dev)
{
int rc;
rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
if (rc)
goto err;
rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
if (rc)
goto err_dir;
return 0;
err_dir:
gpio_free(SPITZ_GPIO_IR_ON);
err:
return rc;
}
static void spitz_irda_shutdown(struct device *dev)
{
gpio_free(SPITZ_GPIO_IR_ON);
}
static void spitz_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
#ifdef CONFIG_MACH_AKITA
static void akita_irda_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
#endif
static struct pxaficp_platform_data spitz_ficp_platform_data = {
/* .gpio_pwdown is set in spitz_init() and akita_init() accordingly */
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = spitz_irda_transceiver_mode,
.startup = spitz_irda_startup,
.shutdown = spitz_irda_shutdown,
};
@ -782,6 +742,8 @@ static void __init common_init(void)
#if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
static void __init spitz_init(void)
{
spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
platform_scoop_config = &spitz_pcmcia_config;
common_init();
@ -824,7 +786,7 @@ static struct nand_ecclayout akita_oobinfo = {
static void __init akita_init(void)
{
spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;

1
arch/arm/mach-pxa/tosa.c
View File

@ -337,6 +337,7 @@ static void tosa_irda_shutdown(struct device *dev)
}
static struct pxaficp_platform_data tosa_ficp_platform_data = {
.gpio_pwdown = -1,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.transceiver_mode = tosa_irda_transceiver_mode,
.startup = tosa_irda_startup,

39
arch/arm/mach-pxa/treo680.c
View File

@ -295,44 +295,9 @@ static struct platform_device treo680_backlight = {
/******************************************************************************
* IrDA
******************************************************************************/
static void treo680_transceiver_mode(struct device *dev, int mode)
{
gpio_set_value(GPIO_NR_TREO680_IR_EN, mode & IR_OFF);
pxa2xx_transceiver_mode(dev, mode);
}
static int treo680_irda_startup(struct device *dev)
{
int err;
err = gpio_request(GPIO_NR_TREO680_IR_EN, "Ir port disable");
if (err)
goto err1;
err = gpio_direction_output(GPIO_NR_TREO680_IR_EN, 1);
if (err)
goto err2;
return 0;
err2:
dev_err(dev, "treo680_irda: cannot change IR gpio direction\n");
gpio_free(GPIO_NR_TREO680_IR_EN);
err1:
dev_err(dev, "treo680_irda: cannot allocate IR gpio\n");
return err;
}
static void treo680_irda_shutdown(struct device *dev)
{
gpio_free(GPIO_NR_TREO680_IR_EN);
}
static struct pxaficp_platform_data treo680_ficp_info = {
.transceiver_cap = IR_FIRMODE | IR_SIRMODE | IR_OFF,
.startup = treo680_irda_startup,
.shutdown = treo680_irda_shutdown,
.transceiver_mode = treo680_transceiver_mode,
.gpio_pwdown = GPIO_NR_TREO680_IR_EN,
.transceiver_cap = IR_SIRMODE | IR_OFF,
};
/******************************************************************************

1
arch/arm/mach-pxa/trizeps4.c
View File

@ -415,6 +415,7 @@ static void trizeps4_irda_transceiver_mode(struct device *dev, int mode)
}
static struct pxaficp_platform_data trizeps4_ficp_platform_data = {
.gpio_pwdown = -1,
.transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
.transceiver_mode = trizeps4_irda_transceiver_mode,
.startup = trizeps4_irda_startup,

43
drivers/net/irda/pxaficp_ir.c
View File

@ -17,6 +17,7 @@
#include <linux/etherdevice.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <net/irda/irda.h>
#include <net/irda/irmod.h>
@ -162,6 +163,22 @@ inline static void pxa_irda_fir_dma_tx_start(struct pxa_irda *si)
DCSR(si->txdma) |= DCSR_RUN;
}
/*
* Set the IrDA communications mode.
*/
static void pxa_irda_set_mode(struct pxa_irda *si, int mode)
{
if (si->pdata->transceiver_mode)
si->pdata->transceiver_mode(si->dev, mode);
else {
if (gpio_is_valid(si->pdata->gpio_pwdown))
gpio_set_value(si->pdata->gpio_pwdown,
!(mode & IR_OFF) ^
!si->pdata->gpio_pwdown_inverted);
pxa2xx_transceiver_mode(si->dev, mode);
}
}
/*
* Set the IrDA communications speed.
*/
@ -188,7 +205,7 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
pxa_irda_disable_clk(si);
/* set board transceiver to SIR mode */
si->pdata->transceiver_mode(si->dev, IR_SIRMODE);
pxa_irda_set_mode(si, IR_SIRMODE);
/* enable the STUART clock */
pxa_irda_enable_sirclk(si);
@ -222,7 +239,7 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
ICCR0 = 0;
/* set board transceiver to FIR mode */
si->pdata->transceiver_mode(si->dev, IR_FIRMODE);
pxa_irda_set_mode(si, IR_FIRMODE);
/* enable the FICP clock */
pxa_irda_enable_firclk(si);
@ -641,7 +658,7 @@ static void pxa_irda_shutdown(struct pxa_irda *si)
local_irq_restore(flags);
/* power off board transceiver */
si->pdata->transceiver_mode(si->dev, IR_OFF);
pxa_irda_set_mode(si, IR_OFF);
printk(KERN_DEBUG "pxa_ir: irda shutdown\n");
}
@ -849,10 +866,26 @@ static int pxa_irda_probe(struct platform_device *pdev)
if (err)
goto err_mem_5;
if (si->pdata->startup)
if (gpio_is_valid(si->pdata->gpio_pwdown)) {
err = gpio_request(si->pdata->gpio_pwdown, "IrDA switch");
if (err)
goto err_startup;
err = gpio_direction_output(si->pdata->gpio_pwdown,
!si->pdata->gpio_pwdown_inverted);
if (err) {
gpio_free(si->pdata->gpio_pwdown);
goto err_startup;
}
}
if (si->pdata->startup) {
err = si->pdata->startup(si->dev);
if (err)
goto err_startup;
}
if (gpio_is_valid(si->pdata->gpio_pwdown) && si->pdata->startup)
dev_warn(si->dev, "gpio_pwdown and startup() both defined!\n");
dev->netdev_ops = &pxa_irda_netdev_ops;
@ -903,6 +936,8 @@ static int pxa_irda_remove(struct platform_device *_dev)
if (dev) {
struct pxa_irda *si = netdev_priv(dev);
unregister_netdev(dev);
if (gpio_is_valid(si->pdata->gpio_pwdown))
gpio_free(si->pdata->gpio_pwdown);
if (si->pdata->shutdown)
si->pdata->shutdown(si->dev);
kfree(si->tx_buff.head);