Messages in this thread Patch in this message | | | From | Jingoo Han <> | Subject | [PATCH 06/22] backlight: as3711_bl: use devm_backlight_device_register() | Date | Tue, 24 Sep 2013 18:09:05 +0900 |
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Use devm_backlight_device_register() to make cleanup paths simpler, and remove unnecessary remove().
Signed-off-by: Jingoo Han <jg1.han@samsung.com> --- drivers/video/backlight/as3711_bl.c | 26 +++++--------------------- 1 file changed, 5 insertions(+), 21 deletions(-)
diff --git a/drivers/video/backlight/as3711_bl.c b/drivers/video/backlight/as3711_bl.c index 123887c..bb1fc45 100644 --- a/drivers/video/backlight/as3711_bl.c +++ b/drivers/video/backlight/as3711_bl.c @@ -240,7 +240,8 @@ static int as3711_bl_register(struct platform_device *pdev, /* max tuning I = 31uA for voltage- and 38250uA for current-feedback */ props.max_brightness = max_brightness; - bl = backlight_device_register(su->type == AS3711_BL_SU1 ? + bl = devm_backlight_device_register(&pdev->dev, + su->type == AS3711_BL_SU1 ? "as3711-su1" : "as3711-su2", &pdev->dev, su, &as3711_bl_ops, &props); @@ -432,8 +433,7 @@ static int as3711_backlight_probe(struct platform_device *pdev) case AS3711_SU2_LX_SD4: break; default: - ret = -EINVAL; - goto esu2; + return -EINVAL; } switch (pdata->su2_feedback) { @@ -447,8 +447,7 @@ static int as3711_backlight_probe(struct platform_device *pdev) max_brightness = min(pdata->su2_max_uA / 150, 255); break; default: - ret = -EINVAL; - goto esu2; + return -EINVAL; } ret = as3711_bl_init_su2(supply); @@ -457,26 +456,12 @@ static int as3711_backlight_probe(struct platform_device *pdev) ret = as3711_bl_register(pdev, max_brightness, su); if (ret < 0) - goto esu2; + return ret; } platform_set_drvdata(pdev, supply); return 0; - -esu2: - backlight_device_unregister(supply->su1.bl); - return ret; -} - -static int as3711_backlight_remove(struct platform_device *pdev) -{ - struct as3711_bl_supply *supply = platform_get_drvdata(pdev); - - backlight_device_unregister(supply->su1.bl); - backlight_device_unregister(supply->su2.bl); - - return 0; } static struct platform_driver as3711_backlight_driver = { @@ -485,7 +470,6 @@ static struct platform_driver as3711_backlight_driver = { .owner = THIS_MODULE, }, .probe = as3711_backlight_probe, - .remove = as3711_backlight_remove, }; module_platform_driver(as3711_backlight_driver); -- 1.7.10.4
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