[PATCH v2 02/10] drm/panel: vvx10f034n00: Remove enabled/prepared state

[Sean Paul <seanpaul@xxxxxxxxxxxx>]

They're not necessary for atomic drivers, and drm_panel will WARN if
the calls are unbalanced.

Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
---
 .../gpu/drm/panel/panel-panasonic-vvx10f034n00.c   | 22 ----------------------
 1 file changed, 22 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
index 7f915f706fa6..e7efa097151c 100644
--- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
+++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
@@ -44,9 +44,6 @@ struct wuxga_nt_panel {
 	struct backlight_device *backlight;
 	struct regulator *supply;
 
-	bool prepared;
-	bool enabled;
-
 	ktime_t earliest_wake;
 
 	const struct drm_display_mode *mode;
@@ -73,9 +70,6 @@ static int wuxga_nt_panel_disable(struct drm_panel *panel)
 {
 	struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel);
 
-	if (!wuxga_nt->enabled)
-		return 0;
-
 	mipi_dsi_shutdown_peripheral(wuxga_nt->dsi);
 
 	if (wuxga_nt->backlight) {
@@ -84,8 +78,6 @@ static int wuxga_nt_panel_disable(struct drm_panel *panel)
 		backlight_update_status(wuxga_nt->backlight);
 	}
 
-	wuxga_nt->enabled = false;
-
 	return 0;
 }
 
@@ -93,12 +85,8 @@ 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;
 }
@@ -109,9 +97,6 @@ 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
@@ -141,8 +126,6 @@ static int wuxga_nt_panel_prepare(struct drm_panel *panel)
 		goto poweroff;
 	}
 
-	wuxga_nt->prepared = true;
-
 	return 0;
 
 poweroff:
@@ -155,17 +138,12 @@ 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;
-
 	if (wuxga_nt->backlight) {
 		wuxga_nt->backlight->props.power = FB_BLANK_UNBLANK;
 		wuxga_nt->backlight->props.state &= ~BL_CORE_FBBLANK;
 		backlight_update_status(wuxga_nt->backlight);
 	}
 
-	wuxga_nt->enabled = true;
-
 	return 0;
 }
 
-- 
2.15.0.rc0.271.g36b669edcc-goog

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