Re: [Intel-gfx] [PATCH 32/40] drm/i915: Hack to tie both common lanes together on chv

2014-07-30 Thread Barbalho, Rafael
-Original Message- From: Intel-gfx [mailto:intel-gfx-boun...@lists.freedesktop.org] On Behalf Of ville.syrj...@linux.intel.com Sent: Saturday, June 28, 2014 12:04 AM To: intel-gfx@lists.freedesktop.org Subject: [Intel-gfx] [PATCH 32/40] drm/i915: Hack to tie both common lanes

[Intel-gfx] [PATCH 32/40] drm/i915: Hack to tie both common lanes together on chv

2014-06-27 Thread ville . syrjala
From: Ville Syrjälä ville.syrj...@linux.intel.com It looks like frobbing the cmnreset line on pne PHY disturbs the other PHY on chv. The result is a black screen. On HDMI it's just a flash of black, but DP usually falls over and can't get back up. As a workaround set up the power domains so that