Some panel will default to zero brightness when turning the
panel off and on again. This patch restores last brightness
level back when panel is turning back on.
Signed-off-by: Puthikorn Voravootivat <put...@chromium.org>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandi...@intel.com>
---
drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c
b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c
index 1c5459bc20ae..0b48851013cc 100644
--- a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c
+++ b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c
@@ -159,6 +159,7 @@ static void intel_dp_aux_enable_backlight(struct
intel_connector *connector)
}
set_aux_backlight_enable(intel_dp, true);
+ intel_dp_aux_set_backlight(connector, connector->panel.backlight.level);
}
static void intel_dp_aux_disable_backlight(struct intel_connector *connector)
--
2.13.0.rc2.291.g57267f2277-goog
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
