A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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backlight: tosa_bl: 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 14:40:40 -07:00 • committed by Linus Torvalds
commit f5b71941a5
1 changed files with 2 additions and 6 deletions
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8
drivers/video/backlight/tosa_bl.c
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@ -92,14 +92,14 @@ static int __devinit tosa_bl_probe(struct i2c_client *client,
data->comadj = sharpsl_param.comadj == -1 ? COMADJ_DEFAULT : sharpsl_param.comadj;
ret = gpio_request(TOSA_GPIO_BL_C20MA, "backlight");
ret = devm_gpio_request(&client->dev, TOSA_GPIO_BL_C20MA, "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)
goto err_gpio_dir;
return ret;
i2c_set_clientdata(client, data);
data->i2c = client;
@ -123,8 +123,6 @@ static int __devinit tosa_bl_probe(struct i2c_client *client,
err_reg:
data->bl = NULL;
err_gpio_dir:
gpio_free(TOSA_GPIO_BL_C20MA);
return ret;
}
@ -135,8 +133,6 @@ static int __devexit tosa_bl_remove(struct i2c_client *client)
backlight_device_unregister(data->bl);
data->bl = NULL;
gpio_free(TOSA_GPIO_BL_C20MA);
return 0;
}