diff --git a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c index 17f8d80cf2b36935a9845a7a0dbe63b4f70198d4..88d775e000d4ce260f33a17a00a13eb8949d7fa4 100644 --- a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c +++ b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c @@ -23,9 +23,6 @@ struct kingdisplay_panel { struct regulator *supply; struct gpio_desc *enable_gpio; - - bool prepared; - bool enabled; }; struct kingdisplay_panel_cmd { @@ -185,15 +182,10 @@ static int kingdisplay_panel_disable(struct drm_panel *panel) struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel); int err; - if (!kingdisplay->enabled) - return 0; - err = mipi_dsi_dcs_set_display_off(kingdisplay->link); if (err < 0) dev_err(panel->dev, "failed to set display off: %d\n", err); - kingdisplay->enabled = false; - return 0; } @@ -202,9 +194,6 @@ static int kingdisplay_panel_unprepare(struct drm_panel *panel) struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel); int err; - if (!kingdisplay->prepared) - return 0; - err = mipi_dsi_dcs_enter_sleep_mode(kingdisplay->link); if (err < 0) { dev_err(panel->dev, "failed to enter sleep mode: %d\n", err); @@ -220,8 +209,6 @@ static int kingdisplay_panel_unprepare(struct drm_panel *panel) if (err < 0) return err; - kingdisplay->prepared = false; - return 0; } @@ -231,9 +218,6 @@ static int kingdisplay_panel_prepare(struct drm_panel *panel) int err, regulator_err; unsigned int i; - if (kingdisplay->prepared) - return 0; - gpiod_set_value_cansleep(kingdisplay->enable_gpio, 0); err = regulator_enable(kingdisplay->supply); @@ -275,8 +259,6 @@ static int kingdisplay_panel_prepare(struct drm_panel *panel) /* T7: 10ms */ usleep_range(10000, 11000); - kingdisplay->prepared = true; - return 0; poweroff: @@ -289,18 +271,6 @@ poweroff: return err; } -static int kingdisplay_panel_enable(struct drm_panel *panel) -{ - struct kingdisplay_panel *kingdisplay = to_kingdisplay_panel(panel); - - if (kingdisplay->enabled) - return 0; - - kingdisplay->enabled = true; - - return 0; -} - static const struct drm_display_mode default_mode = { .clock = 229000, .hdisplay = 1536, @@ -341,7 +311,6 @@ static const struct drm_panel_funcs kingdisplay_panel_funcs = { .disable = kingdisplay_panel_disable, .unprepare = kingdisplay_panel_unprepare, .prepare = kingdisplay_panel_prepare, - .enable = kingdisplay_panel_enable, .get_modes = kingdisplay_panel_get_modes, };