They're not necessary for atomic drivers, and drm_panel will WARN if the calls are unbalanced
Signed-off-by: Sean Paul seanpaul@chromium.org --- No changes since v1
drivers/gpu/drm/panel/panel-simple.c | 24 ------------------------ 1 file changed, 24 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index a3c96d2ea41c..0e1fbca811a0 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -77,8 +77,6 @@ struct panel_desc {
struct panel_simple { struct drm_panel base; - bool prepared; - bool enabled;
const struct panel_desc *desc;
@@ -163,9 +161,6 @@ static int panel_simple_disable(struct drm_panel *panel) { struct panel_simple *p = to_panel_simple(panel);
- if (!p->enabled) - return 0; - if (p->backlight) { p->backlight->props.power = FB_BLANK_POWERDOWN; p->backlight->props.state |= BL_CORE_FBBLANK; @@ -175,8 +170,6 @@ static int panel_simple_disable(struct drm_panel *panel) if (p->desc->delay.disable) msleep(p->desc->delay.disable);
- p->enabled = false; - return 0; }
@@ -184,9 +177,6 @@ static int panel_simple_unprepare(struct drm_panel *panel) { struct panel_simple *p = to_panel_simple(panel);
- if (!p->prepared) - return 0; - gpiod_set_value_cansleep(p->enable_gpio, 0);
regulator_disable(p->supply); @@ -194,8 +184,6 @@ static int panel_simple_unprepare(struct drm_panel *panel) if (p->desc->delay.unprepare) msleep(p->desc->delay.unprepare);
- p->prepared = false; - return 0; }
@@ -204,9 +192,6 @@ static int panel_simple_prepare(struct drm_panel *panel) struct panel_simple *p = to_panel_simple(panel); int err;
- if (p->prepared) - return 0; - err = regulator_enable(p->supply); if (err < 0) { dev_err(panel->dev, "failed to enable supply: %d\n", err); @@ -218,8 +203,6 @@ static int panel_simple_prepare(struct drm_panel *panel) if (p->desc->delay.prepare) msleep(p->desc->delay.prepare);
- p->prepared = true; - return 0; }
@@ -227,9 +210,6 @@ static int panel_simple_enable(struct drm_panel *panel) { struct panel_simple *p = to_panel_simple(panel);
- if (p->enabled) - return 0; - if (p->desc->delay.enable) msleep(p->desc->delay.enable);
@@ -239,8 +219,6 @@ static int panel_simple_enable(struct drm_panel *panel) backlight_update_status(p->backlight); }
- p->enabled = true; - return 0; }
@@ -301,8 +279,6 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc) if (!panel) return -ENOMEM;
- panel->enabled = false; - panel->prepared = false; panel->desc = desc;
panel->supply = devm_regulator_get(dev, "power");