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authorFabio Estevam <festevam@gmail.com>2011-10-31 17:11:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-10-31 17:30:54 -0700
commit4f5a66b05971d6be08fd596139cd190758831686 (patch)
tree1febd4df5b515c7694f43cd11c3490736f593e71 /drivers/video/backlight
parent0556dc340e5159cdff925a5ab7f3a72f49745661 (diff)
downloadop-kernel-dev-4f5a66b05971d6be08fd596139cd190758831686.zip
op-kernel-dev-4f5a66b05971d6be08fd596139cd190758831686.tar.gz
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>
Diffstat (limited to 'drivers/video/backlight')
-rw-r--r--drivers/video/backlight/l4f00242t03.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c
index 77ec70b..3543f1b 100644
--- a/drivers/video/backlight/l4f00242t03.c
+++ b/drivers/video/backlight/l4f00242t03.c
@@ -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",
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