[PATCH 2/2] backlight: tosa: use devm_gpio_request_one

From: Jingoo Han
Date: Wed Oct 17 2012 - 01:50:36 EST


By using devm_gpio_request_one it is possible to set the direction
and initial value in one shot. Thus, using devm_gpio_request_one
can make the code simpler.

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
Cc: Richard Purdie <rpurdie@xxxxxxxxx>
Cc: Dmitry Baryshkov <dbaryshkov@xxxxxxxxx>
---
drivers/video/backlight/tosa_bl.c | 6 ++----
drivers/video/backlight/tosa_lcd.c | 8 ++------
2 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/video/backlight/tosa_bl.c b/drivers/video/backlight/tosa_bl.c
index 49342e1..60f258c 100644
--- a/drivers/video/backlight/tosa_bl.c
+++ b/drivers/video/backlight/tosa_bl.c
@@ -92,14 +92,12 @@ static int __devinit tosa_bl_probe(struct i2c_client *client,

data->comadj = sharpsl_param.comadj == -1 ? COMADJ_DEFAULT : sharpsl_param.comadj;

- ret = devm_gpio_request(&client->dev, TOSA_GPIO_BL_C20MA, "backlight");
+ ret = devm_gpio_request_one(&client->dev, TOSA_GPIO_BL_C20MA,
+ GPIOF_OUT_INIT_LOW, "backlight");
if (ret) {
dev_dbg(&data->bl->dev, "Unable to request gpio!\n");
return ret;
}
- ret = gpio_direction_output(TOSA_GPIO_BL_C20MA, 0);
- if (ret)
- return ret;

i2c_set_clientdata(client, data);
data->i2c = client;
diff --git a/drivers/video/backlight/tosa_lcd.c b/drivers/video/backlight/tosa_lcd.c
index 33047a6..00a8f21 100644
--- a/drivers/video/backlight/tosa_lcd.c
+++ b/drivers/video/backlight/tosa_lcd.c
@@ -193,17 +193,13 @@ static int __devinit tosa_lcd_probe(struct spi_device *spi)
data->spi = spi;
dev_set_drvdata(&spi->dev, data);

- ret = devm_gpio_request(&spi->dev, TOSA_GPIO_TG_ON, "tg #pwr");
+ ret = devm_gpio_request_one(&spi->dev, TOSA_GPIO_TG_ON,
+ GPIOF_OUT_INIT_LOW, "tg #pwr");
if (ret < 0)
goto err_gpio_tg;

mdelay(60);

- ret = gpio_direction_output(TOSA_GPIO_TG_ON, 0);
- if (ret < 0)
- goto err_gpio_tg;
-
- mdelay(60);
tosa_lcd_tg_init(data);

tosa_lcd_tg_on(data);
--
1.7.1


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