diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-lvds.c | 46 |
1 files changed, 8 insertions, 38 deletions
diff --git a/drivers/gpu/drm/panel/panel-lvds.c b/drivers/gpu/drm/panel/panel-lvds.c index 2405f26e5d31..5ce3f4a2b7a1 100644 --- a/drivers/gpu/drm/panel/panel-lvds.c +++ b/drivers/gpu/drm/panel/panel-lvds.c @@ -8,7 +8,6 @@ * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) */ -#include <linux/backlight.h> #include <linux/gpio/consumer.h> #include <linux/module.h> #include <linux/of_platform.h> @@ -34,7 +33,6 @@ struct panel_lvds { unsigned int bus_format; bool data_mirror; - struct backlight_device *backlight; struct regulator *supply; struct gpio_desc *enable_gpio; @@ -46,19 +44,6 @@ static inline struct panel_lvds *to_panel_lvds(struct drm_panel *panel) return container_of(panel, struct panel_lvds, panel); } -static int panel_lvds_disable(struct drm_panel *panel) -{ - struct panel_lvds *lvds = to_panel_lvds(panel); - - if (lvds->backlight) { - lvds->backlight->props.power = FB_BLANK_POWERDOWN; - lvds->backlight->props.state |= BL_CORE_FBBLANK; - backlight_update_status(lvds->backlight); - } - - return 0; -} - static int panel_lvds_unprepare(struct drm_panel *panel) { struct panel_lvds *lvds = to_panel_lvds(panel); @@ -93,26 +78,13 @@ static int panel_lvds_prepare(struct drm_panel *panel) return 0; } -static int panel_lvds_enable(struct drm_panel *panel) +static int panel_lvds_get_modes(struct drm_panel *panel, + struct drm_connector *connector) { struct panel_lvds *lvds = to_panel_lvds(panel); - - if (lvds->backlight) { - lvds->backlight->props.state &= ~BL_CORE_FBBLANK; - lvds->backlight->props.power = FB_BLANK_UNBLANK; - backlight_update_status(lvds->backlight); - } - - return 0; -} - -static int panel_lvds_get_modes(struct drm_panel *panel) -{ - struct panel_lvds *lvds = to_panel_lvds(panel); - struct drm_connector *connector = lvds->panel.connector; struct drm_display_mode *mode; - mode = drm_mode_create(lvds->panel.drm); + mode = drm_mode_create(connector->dev); if (!mode) return 0; @@ -132,10 +104,8 @@ static int panel_lvds_get_modes(struct drm_panel *panel) } static const struct drm_panel_funcs panel_lvds_funcs = { - .disable = panel_lvds_disable, .unprepare = panel_lvds_unprepare, .prepare = panel_lvds_prepare, - .enable = panel_lvds_enable, .get_modes = panel_lvds_get_modes, }; @@ -242,10 +212,6 @@ static int panel_lvds_probe(struct platform_device *pdev) return ret; } - 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 * way for panels that don't care about power supply ordering. LVDS @@ -257,6 +223,10 @@ static int panel_lvds_probe(struct platform_device *pdev) drm_panel_init(&lvds->panel, lvds->dev, &panel_lvds_funcs, DRM_MODE_CONNECTOR_LVDS); + ret = drm_panel_of_backlight(&lvds->panel); + if (ret) + return ret; + ret = drm_panel_add(&lvds->panel); if (ret < 0) return ret; @@ -271,7 +241,7 @@ static int panel_lvds_remove(struct platform_device *pdev) drm_panel_remove(&lvds->panel); - panel_lvds_disable(&lvds->panel); + drm_panel_disable(&lvds->panel); return 0; } |