drm/panel: sitronix-st7701: use drm_panel backlight support (e46eb37a) · Commits · 戴 / test

drivers/gpu/drm/panel/panel-sitronix-st7701.c

+4 −8

Original line number	Diff line number	Diff line
		@@ -9,7 +9,6 @@
		#include <drm/drm_panel.h>
		#include <drm/drm_print.h>

		#include <linux/backlight.h>
		#include <linux/gpio/consumer.h>
		#include <linux/delay.h>
		#include <linux/module.h>
		@@ -103,7 +102,6 @@ struct st7701 {
		struct mipi_dsi_device *dsi;
		const struct st7701_panel_desc *desc;

		struct backlight_device *backlight;
		struct regulator_bulk_data *supplies;
		struct gpio_desc *reset;
		unsigned int sleep_delay;
		@@ -223,7 +221,6 @@ static int st7701_enable(struct drm_panel *panel)
		struct st7701 *st7701 = panel_to_st7701(panel);

		ST7701_DSI(st7701, MIPI_DCS_SET_DISPLAY_ON, 0x00);
		backlight_enable(st7701->backlight);

		return 0;
		}
		@@ -232,7 +229,6 @@ static int st7701_disable(struct drm_panel *panel)
		{
		struct st7701 *st7701 = panel_to_st7701(panel);

		backlight_disable(st7701->backlight);
		ST7701_DSI(st7701, MIPI_DCS_SET_DISPLAY_OFF, 0x00);

		return 0;
		@@ -366,10 +362,6 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
		return PTR_ERR(st7701->reset);
		}

		st7701->backlight = devm_of_find_backlight(&dsi->dev);
		if (IS_ERR(st7701->backlight))
		return PTR_ERR(st7701->backlight);

		drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs,
		DRM_MODE_CONNECTOR_DSI);

		@@ -384,6 +376,10 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
		*/
		st7701->sleep_delay = 120 + desc->panel_sleep_delay;

		ret = drm_panel_of_backlight(&st7701->panel);
		if (ret)
		return ret;

		ret = drm_panel_add(&st7701->panel);
		if (ret < 0)
		return ret;