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| author |   Sam Ravnborg <sam@ravnborg.org> | 2019-12-07 15:03:42 +0100 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2019-12-09 22:57:27 +0100 |
| commit | faf7e4f47cf6f28de3b82b36c9863123e570f976 (patch) | |
| tree | 1e52c28d5e0edd70552bb92ff352dc81ca1b3ebf /drivers/gpu/drm/panel | |
| parent | drm/panel: olimex-lcd-olinuxino: use drm_panel backlight support (diff) | |
| download | linux-dev-faf7e4f47cf6f28de3b82b36c9863123e570f976.tar.xz linux-dev-faf7e4f47cf6f28de3b82b36c9863123e570f976.zip | |
drm/panel: osd-osd101t2587-53ts: use drm_panel backlight support
Use the backlight support in drm_panel to simplify the driver
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20191207140353.23967-15-sam@ravnborg.org
Diffstat (limited to 'drivers/gpu/drm/panel')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c index 2734b4835dfa..3a0229d60095 100644 --- a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c +++ b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c @@ -4,7 +4,6 @@ * Author: Peter Ujfalusi <peter.ujfalusi@ti.com> */ -#include <linux/backlight.h> #include <linux/module.h> #include <linux/of.h> #include <linux/regulator/consumer.h> @@ -20,7 +19,6 @@ struct osd101t2587_panel { struct drm_panel base; struct mipi_dsi_device *dsi; - struct backlight_device *backlight; struct regulator *supply; bool prepared; @@ -42,8 +40,6 @@ static int osd101t2587_panel_disable(struct drm_panel *panel) if (!osd101t2587->enabled) return 0; - backlight_disable(osd101t2587->backlight); - ret = mipi_dsi_shutdown_peripheral(osd101t2587->dsi); osd101t2587->enabled = false; @@ -91,8 +87,6 @@ static int osd101t2587_panel_enable(struct drm_panel *panel) if (ret) return ret; - backlight_enable(osd101t2587->backlight); - osd101t2587->enabled = true; return ret; @@ -158,18 +152,19 @@ MODULE_DEVICE_TABLE(of, osd101t2587_of_match); static int osd101t2587_panel_add(struct osd101t2587_panel *osd101t2587) { struct device *dev = &osd101t2587->dsi->dev; + int ret; osd101t2587->supply = devm_regulator_get(dev, "power"); if (IS_ERR(osd101t2587->supply)) return PTR_ERR(osd101t2587->supply); - osd101t2587->backlight = devm_of_find_backlight(dev); - if (IS_ERR(osd101t2587->backlight)) - return PTR_ERR(osd101t2587->backlight); - drm_panel_init(&osd101t2587->base, &osd101t2587->dsi->dev, &osd101t2587_panel_funcs, DRM_MODE_CONNECTOR_DSI); + ret = drm_panel_of_backlight(&osd101t2587->base); + if (ret) + return ret; + return drm_panel_add(&osd101t2587->base); } @@ -215,12 +210,11 @@ static int osd101t2587_panel_remove(struct mipi_dsi_device *dsi) struct osd101t2587_panel *osd101t2587 = mipi_dsi_get_drvdata(dsi); int ret; - ret = osd101t2587_panel_disable(&osd101t2587->base); + ret = drm_panel_disable(&osd101t2587->base); if (ret < 0) dev_warn(&dsi->dev, "failed to disable panel: %d\n", ret); - osd101t2587_panel_unprepare(&osd101t2587->base); - + drm_panel_unprepare(&osd101t2587->base); drm_panel_remove(&osd101t2587->base); ret = mipi_dsi_detach(dsi); @@ -234,8 +228,8 @@ static void osd101t2587_panel_shutdown(struct mipi_dsi_device *dsi) { struct osd101t2587_panel *osd101t2587 = mipi_dsi_get_drvdata(dsi); - osd101t2587_panel_disable(&osd101t2587->base); - osd101t2587_panel_unprepare(&osd101t2587->base); + drm_panel_disable(&osd101t2587->base); + drm_panel_unprepare(&osd101t2587->base); } static struct mipi_dsi_driver osd101t2587_panel_driver = { |