diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c index 8ba6d82879381e9669e5669a09ea611c15adf590..822ca2f971eb2cd0baf49025cf9c5f4ffda64012 100644 --- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c +++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c @@ -32,9 +32,6 @@ struct wuxga_nt_panel { struct regulator *supply; - bool prepared; - bool enabled; - ktime_t earliest_wake; const struct drm_display_mode *mode; @@ -53,28 +50,16 @@ static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt) static int wuxga_nt_panel_disable(struct drm_panel *panel) { struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); - int mipi_ret, bl_ret = 0; - - if (!wuxga_nt->enabled) - return 0; - - mipi_ret = mipi_dsi_shutdown_peripheral(wuxga_nt->dsi); - - wuxga_nt->enabled = false; - return mipi_ret ? mipi_ret : bl_ret; + return mipi_dsi_shutdown_peripheral(wuxga_nt->dsi); } static int wuxga_nt_panel_unprepare(struct drm_panel *panel) { struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); - if (!wuxga_nt->prepared) - return 0; - regulator_disable(wuxga_nt->supply); wuxga_nt->earliest_wake = ktime_add_ms(ktime_get_real(), MIN_POFF_MS); - wuxga_nt->prepared = false; return 0; } @@ -85,9 +70,6 @@ static int wuxga_nt_panel_prepare(struct drm_panel *panel) int ret; s64 enablewait; - if (wuxga_nt->prepared) - return 0; - /* * If the user re-enabled the panel before the required off-time then * we need to wait the remaining period before re-enabling regulator @@ -117,8 +99,6 @@ static int wuxga_nt_panel_prepare(struct drm_panel *panel) goto poweroff; } - wuxga_nt->prepared = true; - return 0; poweroff: @@ -127,18 +107,6 @@ poweroff: return ret; } -static int wuxga_nt_panel_enable(struct drm_panel *panel) -{ - struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); - - if (wuxga_nt->enabled) - return 0; - - wuxga_nt->enabled = true; - - return 0; -} - static const struct drm_display_mode default_mode = { .clock = 164402, .hdisplay = 1920, @@ -178,7 +146,6 @@ static const struct drm_panel_funcs wuxga_nt_panel_funcs = { .disable = wuxga_nt_panel_disable, .unprepare = wuxga_nt_panel_unprepare, .prepare = wuxga_nt_panel_prepare, - .enable = wuxga_nt_panel_enable, .get_modes = wuxga_nt_panel_get_modes, };