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| author | Sam Ravnborg <sam@ravnborg.org> | 2019-12-07 15:03:44 +0100 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2019-12-09 22:57:27 +0100 |
| commit | 924735c40e66b4e09af2523520b9d9963310280e (patch) | |
| tree | 37bf762acd728fa1014fc7cdafc048fa3828877d /drivers/gpu/drm/panel/panel-raydium-rm68200.c | |
| parent | 581ee32edec62dc3f120306511927388fffb02dc (diff) | |
| download | linux-924735c40e66b4e09af2523520b9d9963310280e.tar.bz2 | |
drm/panel: raydium-rm68200: 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/20191207140353.23967-17-sam@ravnborg.org
Diffstat (limited to 'drivers/gpu/drm/panel/panel-raydium-rm68200.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-raydium-rm68200.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c b/drivers/gpu/drm/panel/panel-raydium-rm68200.c index d6a03328e594..e8982948e0ea 100644 --- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c +++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c @@ -6,9 +6,9 @@ * Yannick Fertre <yannick.fertre@st.com> */ -#include <linux/backlight.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/regulator/consumer.h> @@ -78,7 +78,6 @@ struct rm68200 { struct drm_panel panel; struct gpio_desc *reset_gpio; struct regulator *supply; - struct backlight_device *backlight; bool prepared; bool enabled; }; @@ -242,8 +241,6 @@ static int rm68200_disable(struct drm_panel *panel) if (!ctx->enabled) return 0; - backlight_disable(ctx->backlight); - ctx->enabled = false; return 0; @@ -328,8 +325,6 @@ static int rm68200_enable(struct drm_panel *panel) if (ctx->enabled) return 0; - backlight_enable(ctx->backlight); - ctx->enabled = true; return 0; @@ -392,10 +387,6 @@ static int rm68200_probe(struct mipi_dsi_device *dsi) return ret; } - ctx->backlight = devm_of_find_backlight(dev); - if (IS_ERR(ctx->backlight)) - return PTR_ERR(ctx->backlight); - mipi_dsi_set_drvdata(dsi, ctx); ctx->dev = dev; @@ -408,6 +399,10 @@ static int rm68200_probe(struct mipi_dsi_device *dsi) drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs, DRM_MODE_CONNECTOR_DSI); + ret = drm_panel_of_backlight(&ctx->panel); + if (ret) + return ret; + drm_panel_add(&ctx->panel); ret = mipi_dsi_attach(dsi); |