drm/nouveau/kms/nv50: avoid touching DP_MSTM_CTRL if !DP_MST_CAP
authorBen Skeggs <bskeggs@redhat.com>
Mon, 7 Nov 2016 04:51:53 +0000 (14:51 +1000)
committerBen Skeggs <bskeggs@redhat.com>
Wed, 16 Nov 2016 23:50:35 +0000 (09:50 +1000)
commit3ca03cac399340563941828e58316105e26cffc1
tree26e4f7314f098a0287f14a2e9e6402a4fdbe56ca
parentb27add13f500469127afdf011dbcc9c649e16e54
drm/nouveau/kms/nv50: avoid touching DP_MSTM_CTRL if !DP_MST_CAP

Fixes certain displays not being detected due to DPAUX errors.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nv50_display.c