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backlight: tosa_bl: use devm_gpio_request()
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 <jg1.han@samsung.com> Cc: Dmitry Baryshkov <dbaryshkov@gmail.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>
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parent
402ff9a264
commit
f5b71941a5
1 changed files with 2 additions and 6 deletions
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@ -92,14 +92,14 @@ static int __devinit tosa_bl_probe(struct i2c_client *client,
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data->comadj = sharpsl_param.comadj == -1 ? COMADJ_DEFAULT : sharpsl_param.comadj;
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ret = gpio_request(TOSA_GPIO_BL_C20MA, "backlight");
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ret = devm_gpio_request(&client->dev, TOSA_GPIO_BL_C20MA, "backlight");
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if (ret) {
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dev_dbg(&data->bl->dev, "Unable to request gpio!\n");
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return ret;
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}
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ret = gpio_direction_output(TOSA_GPIO_BL_C20MA, 0);
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if (ret)
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goto err_gpio_dir;
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return ret;
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i2c_set_clientdata(client, data);
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data->i2c = client;
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@ -123,8 +123,6 @@ static int __devinit tosa_bl_probe(struct i2c_client *client,
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err_reg:
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data->bl = NULL;
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err_gpio_dir:
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gpio_free(TOSA_GPIO_BL_C20MA);
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return ret;
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}
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@ -135,8 +133,6 @@ static int __devexit tosa_bl_remove(struct i2c_client *client)
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backlight_device_unregister(data->bl);
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data->bl = NULL;
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gpio_free(TOSA_GPIO_BL_C20MA);
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return 0;
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}
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