[PATCH v1 17/22] drm/tilcdc: Backlight update
Sam Ravnborg
sam at ravnborg.org
Sun Aug 2 11:06:31 UTC 2020
Avoid using direct access to backlight_properties by introducing
set methods for power.
Dropped extra check as both set methods and backlight_update_status()
both accepts a NULL backlight device.
Signed-off-by: Sam Ravnborg <sam at ravnborg.org>
Cc: Rob Clark <robdclark at gmail.com>
Cc: Ezequiel Garcia <ezequiel at vanguardiasur.com.ar>
Cc: Jyri Sarha <jsarha at ti.com>
Cc: Tomi Valkeinen <tomi.valkeinen at ti.com>
---
drivers/gpu/drm/tilcdc/tilcdc_panel.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_panel.c b/drivers/gpu/drm/tilcdc/tilcdc_panel.c
index 12823d60c4e8..54824999720b 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_panel.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_panel.c
@@ -47,11 +47,12 @@ static void panel_encoder_dpms(struct drm_encoder *encoder, int mode)
struct backlight_device *backlight = panel_encoder->mod->backlight;
struct gpio_desc *gpio = panel_encoder->mod->enable_gpio;
- if (backlight) {
- backlight->props.power = mode == DRM_MODE_DPMS_ON ?
- FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
- backlight_update_status(backlight);
- }
+ if (pmode == DRM_MODE_DPMS_O)
+ backlight_set_power_on(backlight);
+ else
+ backlight_set_power_off(backlight);
+
+ backlight_update_status(backlight);
if (gpio)
gpiod_set_value_cansleep(gpio,
--
2.25.1
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