[PATCH v17 08/10] drm/omapdrm: Use backlight_enable/disable helpers

From: Meghana Madhyastha
Date: Fri Jan 19 2018 - 05:47:36 EST


Use backlight_enable/disable helpers instead of changing
the property and calling backlight_update_status for cleaner
and simpler code and also to avoid repetitions.

Signed-off-by: Meghana Madhyastha <meghana.madhyastha@xxxxxxxxx>
---
changes in v17:
-remove redundant NULL check

drivers/gpu/drm/omapdrm/displays/panel-dpi.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c
index e065f7e10..ac9596251 100644
--- a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c
+++ b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c
@@ -87,11 +87,7 @@ static int panel_dpi_enable(struct omap_dss_device *dssdev)
}

gpiod_set_value_cansleep(ddata->enable_gpio, 1);
-
- if (ddata->backlight) {
- ddata->backlight->props.power = FB_BLANK_UNBLANK;
- backlight_update_status(ddata->backlight);
- }
+ backlight_enable(ddata->backlight);

dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;

@@ -106,10 +102,7 @@ static void panel_dpi_disable(struct omap_dss_device *dssdev)
if (!omapdss_device_is_enabled(dssdev))
return;

- if (ddata->backlight) {
- ddata->backlight->props.power = FB_BLANK_POWERDOWN;
- backlight_update_status(ddata->backlight);
- }
+ backlight_disable(ddata->backlight);

gpiod_set_value_cansleep(ddata->enable_gpio, 0);
regulator_disable(ddata->vcc_supply);
--
2.11.0