[0/2] Fix display detection issues with P50-P52 docks

Message

Lyude Paul Aug. 9, 2018, 10:22 p.m. UTC

This fixes some annoying issues on the P50-P52 with displays not being
detected if they aren't plugged in at boot, and sometimes even when they
are plugged in at boot.

See: https://bugzilla.redhat.com/show_bug.cgi?id=1477182

Lyude Paul (2):
  drm/nouveau: Only write DP_MSTM_CTRL when needed
  drm/nouveau: Reset MST branching unit before enabling

 drivers/gpu/drm/nouveau/dispnv50/disp.c | 65 ++++++++++++++++++-------
 1 file changed, 48 insertions(+), 17 deletions(-)