Lvds now power up backlight on commit

Now saves previous power level in prepare and sets
that power level in commit, should power level
be 0 it will set maximum level.

1 files changed, 2 insertions, 0 deletions

diff --git a/linux-core/intel_display.c b/linux-core/intel_display.c
index 48239329..d0a3a465 100644
--- a/linux-core/intel_display.c
+++ b/linux-core/intel_display.c
@@ -539,11 +539,13 @@ static void intel_crtc_commit (struct drm_crtc *crtc)
 
 void intel_output_prepare (struct drm_output *output)
 {
+	/* lvds has its own version of prepare see intel_lvds_prepare */
 	output->funcs->dpms(output, DPMSModeOff);
 }
 
 void intel_output_commit (struct drm_output *output)
 {
+	/* lvds has its own version of commit see intel_lvds_commit */
 	output->funcs->dpms(output, DPMSModeOn);
 }