A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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backlight: tosa_lcd: use devm_gpio_request()

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The devm_ functions allocate memory that is released when a driver
detaches.  This patch uses devm_gpio_request() for these functions.

Signed-off-by: Jingoo Han <[email protected]>
Cc: Dmitry Baryshkov <[email protected]>
Cc: Richard Purdie <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Jingoo Han 2012-07-30 14:40:39 -07:00 • committed by Linus Torvalds
commit 402ff9a264
1 changed files with 2 additions and 5 deletions
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7
drivers/video/backlight/tosa_lcd.c
View file

@ -193,7 +193,7 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
data->spi = spi;
dev_set_drvdata(&spi->dev, data);
ret = gpio_request(TOSA_GPIO_TG_ON, "tg #pwr");
ret = devm_gpio_request(&spi->dev, TOSA_GPIO_TG_ON, "tg #pwr");
if (ret < 0)
goto err_gpio_tg;
@ -201,7 +201,7 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
ret = gpio_direction_output(TOSA_GPIO_TG_ON, 0);
if (ret < 0)
goto err_gpio_dir;
goto err_gpio_tg;
mdelay(60);
tosa_lcd_tg_init(data);
@ -221,8 +221,6 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
err_register:
tosa_lcd_tg_off(data);
err_gpio_dir:
gpio_free(TOSA_GPIO_TG_ON);
err_gpio_tg:
dev_set_drvdata(&spi->dev, NULL);
return ret;
@ -239,7 +237,6 @@ static int __devexit tosa_lcd_remove(struct spi_device *spi)
tosa_lcd_tg_off(data);
gpio_free(TOSA_GPIO_TG_ON);
dev_set_drvdata(&spi->dev, NULL);
return 0;