]> git.baikalelectronics.ru Git - kernel.git/commit
drm/nouveau/disp/dp: ensure sink is powered up before attempting link training
authorBen Skeggs <bskeggs@redhat.com>
Wed, 17 Feb 2016 22:14:19 +0000 (08:14 +1000)
committerBen Skeggs <bskeggs@redhat.com>
Thu, 25 Feb 2016 03:15:43 +0000 (13:15 +1000)
commit2e9470f6158959d190da65502d613d497dd35c18
treec9cd7c14e92ab4102fb631c10f35c215826c8458
parentf4ee7a2d920eb55168558b7c7d1d541ff5cee3b3
drm/nouveau/disp/dp: ensure sink is powered up before attempting link training

This can happen under some annoying circumstances, and is a quick fix
until more substantial changes can be made.

Fixed eDP mode changes on (at least) the Lenovo P50.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/nouveau/nvkm/engine/disp/dport.c
drivers/gpu/drm/nouveau/nvkm/engine/disp/dport.h