mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

drivers/video/backlight/l4f00242t03.c: use gpio_request_one() to simplify error handling 

Using gpio_request_one can make the error handling simpler.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Fabio Estevam 2011-10-31 17:11:50 -07:00 committed by Linus Torvalds
parent 0556dc340e
commit 4f5a66b059
1 changed files with 4 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/video/backlight/l4f00242t03.c
View File

@ -171,29 +171,22 @@ static int __devinit l4f00242t03_probe(struct spi_device *spi)
priv->spi = spi;
ret = gpio_request(pdata->reset_gpio, "lcd l4f00242t03 reset");
ret = gpio_request_one(pdata->reset_gpio, GPIOF_OUT_INIT_HIGH,
"lcd l4f00242t03 reset");
if (ret) {
dev_err(&spi->dev,
"Unable to get the lcd l4f00242t03 reset gpio.\n");
goto err;
}
ret = gpio_direction_output(pdata->reset_gpio, 1);
if (ret)
goto err2;
ret = gpio_request(pdata->data_enable_gpio,
"lcd l4f00242t03 data enable");
ret = gpio_request_one(pdata->data_enable_gpio, GPIOF_OUT_INIT_LOW,
"lcd l4f00242t03 data enable");
if (ret) {
dev_err(&spi->dev,
"Unable to get the lcd l4f00242t03 data en gpio.\n");
goto err2;
}
ret = gpio_direction_output(pdata->data_enable_gpio, 0);
if (ret)
goto err3;
priv->io_reg = regulator_get(&spi->dev, "vdd");
if (IS_ERR(priv->io_reg)) {
dev_err(&spi->dev, "%s: Unable to get the IO regulator\n",