On 9/27/2012 12:48 PM, Jani Nikula wrote: > On Wed, 26 Sep 2012, Daniel Vetter <daniel at ffwll.ch> wrote: >> On Wed, Sep 26, 2012 at 07:07:35PM +0530, Vijay Purushothaman wrote: >>> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c >>> index a8a81d1..aee6151 100644 >>> --- a/drivers/gpu/drm/i915/intel_display.c >>> +++ b/drivers/gpu/drm/i915/intel_display.c >>> @@ -4405,6 +4405,12 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc, >>> } >>> } >>> >>> + if (IS_VALLEYVIEW(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) { >>> + pipeconf |= PIPECONF_BPP_6 | >>> + PIPECONF_ENABLE | >>> + I965_PIPECONF_ACTIVE; >>> + } >> >> No. >> >> Jani Nikula and me just figured out that we have a giant mess with 6bpc >> dithering on DP outputs, but unconditionally enabling 6bpc on vlv eDP only >> papers over issues. > > Vijay, please check commit 0c96c65b in drm-intel-fixes. > > BR, > Jani. > Thanks Jani & Daniel for your review. I will send out the v2 of the patch set. Thanks, Vijay > >