1 files changed, 0 insertions, 35 deletions

diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
index f9a69f347068..b1ce186de261 100644
--- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
+++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
@@ -37,9 +37,6 @@ struct jdi_panel {
 	struct gpio_desc *dcdc_en_gpio;
 	struct backlight_device *backlight;
 
-	bool prepared;
-	bool enabled;
-
 	const struct drm_display_mode *mode;
 };
 
@@ -176,13 +173,8 @@ static int jdi_panel_disable(struct drm_panel *panel)
 {
 	struct jdi_panel *jdi = to_jdi_panel(panel);
 
-	if (!jdi->enabled)
-		return 0;
-
 	backlight_disable(jdi->backlight);
 
-	jdi->enabled = false;
-
 	return 0;
 }
 
@@ -192,9 +184,6 @@ static int jdi_panel_unprepare(struct drm_panel *panel)
 	struct device *dev = &jdi->dsi->dev;
 	int ret;
 
-	if (!jdi->prepared)
-		return 0;
-
 	jdi_panel_off(jdi);
 
 	ret = regulator_bulk_disable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
@@ -207,8 +196,6 @@ static int jdi_panel_unprepare(struct drm_panel *panel)
 
 	gpiod_set_value(jdi->dcdc_en_gpio, 0);
 
-	jdi->prepared = false;
-
 	return 0;
 }
 
@@ -218,9 +205,6 @@ static int jdi_panel_prepare(struct drm_panel *panel)
 	struct device *dev = &jdi->dsi->dev;
 	int ret;
 
-	if (jdi->prepared)
-		return 0;
-
 	ret = regulator_bulk_enable(ARRAY_SIZE(jdi->supplies), jdi->supplies);
 	if (ret < 0) {
 		dev_err(dev, "regulator enable failed, %d\n", ret);
@@ -250,8 +234,6 @@ static int jdi_panel_prepare(struct drm_panel *panel)
 		goto poweroff;
 	}
 
-	jdi->prepared = true;
-
 	return 0;
 
 poweroff:
@@ -272,13 +254,8 @@ static int jdi_panel_enable(struct drm_panel *panel)
 {
 	struct jdi_panel *jdi = to_jdi_panel(panel);
 
-	if (jdi->enabled)
-		return 0;
-
 	backlight_enable(jdi->backlight);
 
-	jdi->enabled = true;
-
 	return 0;
 }
 
@@ -475,10 +452,6 @@ static void jdi_panel_remove(struct mipi_dsi_device *dsi)
 	struct jdi_panel *jdi = mipi_dsi_get_drvdata(dsi);
 	int ret;
 
-	ret = jdi_panel_disable(&jdi->base);
-	if (ret < 0)
-		dev_err(&dsi->dev, "failed to disable panel: %d\n", ret);
-
 	ret = mipi_dsi_detach(dsi);
 	if (ret < 0)
 		dev_err(&dsi->dev, "failed to detach from DSI host: %d\n",
@@ -487,13 +460,6 @@ static void jdi_panel_remove(struct mipi_dsi_device *dsi)
 	jdi_panel_del(jdi);
 }
 
-static void jdi_panel_shutdown(struct mipi_dsi_device *dsi)
-{
-	struct jdi_panel *jdi = mipi_dsi_get_drvdata(dsi);
-
-	jdi_panel_disable(&jdi->base);
-}
-
 static struct mipi_dsi_driver jdi_panel_driver = {
 	.driver = {
 		.name = "panel-jdi-lt070me05000",
@@ -501,7 +467,6 @@ static struct mipi_dsi_driver jdi_panel_driver = {
 	},
 	.probe = jdi_panel_probe,
 	.remove = jdi_panel_remove,
-	.shutdown = jdi_panel_shutdown,
 };
 module_mipi_dsi_driver(jdi_panel_driver);