drm/radeon/dp: Set EDP_CONFIGURATION_SET for bridge chips if necessary
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 11 Feb 2015 23:34:36 +0000 (18:34 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 13 Feb 2015 15:03:33 +0000 (10:03 -0500)
commit66c2b84ba6256bc5399eed45582af9ebb3ba2c15
tree8f939eeed74c5ae392a4766d3df7eea4243363e3
parent96abd10ecc2e9ab5c8060697ce721683f387c64e
drm/radeon/dp: Set EDP_CONFIGURATION_SET for bridge chips if necessary

Don't restrict it to just eDP panels.  Some LVDS bridge chips require
this.  Fixes blank panels on resume on certain laptops.  Noticed
by mrnuke on IRC.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=42960

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/radeon/atombios_dp.c