drm/i915: debug log for REPLY_ACK missing
authorRamalingam C <ramalingam.c@intel.com>
Wed, 5 Dec 2018 11:44:42 +0000 (17:14 +0530)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Thu, 6 Dec 2018 08:17:09 +0000 (09:17 +0100)
commit4cf74aafc55bef8725d1d30f7d3449fb86c1710f
tree16d2a17e2521df77e85a370eb0d832c5eba0a17b
parenta0ea697a66497d68acbffb84d7bdaf2c92a89fe1
drm/i915: debug log for REPLY_ACK missing

Adding a debug log when the DP_AUX_NATIVE_REPLY_ACK is missing
for aksv write. This helps to locate the possible non responding
DP HDCP sinks.

v2:
  Rewritten for readability [Sean Paul]

Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Sean Paul <sean@poorly.run>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1544010283-20223-4-git-send-email-ramalingam.c@intel.com
drivers/gpu/drm/i915/intel_dp.c