cleared DP_DOWNSPREAD_CTRL register before start link training

Kuogee Hsieh (3):
  drm/msm/dp: cleared DP_DOWNSPREAD_CTRL register before start link
    training
  drm/msm/dp: replace variable err with len at dp_aux_link_power_up()
  drm/msm/dp: retry 3 times if set sink to D0 poweer state failed

 drivers/gpu/drm/msm/dp/dp_ctrl.c | 13 +++++--------
 drivers/gpu/drm/msm/dp/dp_link.c | 21 ++++++++++++---------
 2 files changed, 17 insertions(+), 17 deletions(-)

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