[Bug 60637] [ivb] DP link training errors on DPMS off (crtc disable)

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=60637

--- Comment #11 from da_audiophile at yahoo.com ---
OK... I am still getting these:

[  970.469103] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.472966] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.482809] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.486663] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.496017] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.499852] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.509184] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[  970.509369] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP,
aborting
[ 4039.178108] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.181971] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.185828] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.189680] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.193531] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.197370] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.201209] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.201393] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP,
aborting
[ 4039.287484] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.291317] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.295191] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.299012] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.302829] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.306650] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.310465] [drm:intel_dp_start_link_train] *ERROR* too many voltage
retries, give up
[ 4039.310647] [drm:intel_dp_complete_link_train] *ERROR* failed to train DP,
aborting

I read back and saw your advice to "enabling drm.debug=0xe module parameter"
which I think goes into /etc/modprobe.d/i915.conf like this:
 options drm.debug=0xe

Am I correct?

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