diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-lvds.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-lvds.c | 21 |
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c index 3f6550e6b6a4..f69b9b290113 100644 --- a/drivers/gpu/drm/panel/panel-lvds.c +++ b/drivers/gpu/drm/panel/panel-lvds.c @@ -195,7 +195,6 @@ static int panel_lvds_parse_dt(struct panel_lvds *lvds) static int panel_lvds_probe(struct platform_device *pdev) { struct panel_lvds *lvds; - struct device_node *np; int ret; lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL); @@ -241,14 +240,9 @@ static int panel_lvds_probe(struct platform_device *pdev) return ret; } - np = of_parse_phandle(lvds->dev->of_node, "backlight", 0); - if (np) { - lvds->backlight = of_find_backlight_by_node(np); - of_node_put(np); - - if (!lvds->backlight) - return -EPROBE_DEFER; - } + lvds->backlight = devm_of_find_backlight(lvds->dev); + if (IS_ERR(lvds->backlight)) + return PTR_ERR(lvds->backlight); /* * TODO: Handle all power supplies specified in the DT node in a generic @@ -264,14 +258,10 @@ static int panel_lvds_probe(struct platform_device *pdev) ret = drm_panel_add(&lvds->panel); if (ret < 0) - goto error; + return ret; dev_set_drvdata(lvds->dev, lvds); return 0; - -error: - put_device(&lvds->backlight->dev); - return ret; } static int panel_lvds_remove(struct platform_device *pdev) @@ -282,9 +272,6 @@ static int panel_lvds_remove(struct platform_device *pdev) panel_lvds_disable(&lvds->panel); - if (lvds->backlight) - put_device(&lvds->backlight->dev); - return 0; } |