Bug 111822

(In reply to Lakshmi from comment #0)
> https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6956/shard-tglb1/
> igt@i915_pm_rpm@modeset-stress-extra-wait.html
> 
> 	
> <3> [114.707501] [drm:intel_psr_short_pulse [i915]] *ERROR* PSR Link CRC
> error, disabling PSR

TGL has got new panel.

<7>[   13.270585] [drm:intel_psr_init_dpcd [i915]] eDP panel supports PSR version 3
<7>[   13.271489] [drm:intel_psr_init_dpcd [i915]] PSR2 supported

The CI Bug Log issue associated to this bug has been updated.

### New filters associated

* TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6956/shard-tglb1/igt@i915_pm_rpm@modeset-stress-extra-wait.html

The CRC did not matched between sink and source while PSR was active, so it was disabled and will remain disabled until next boot, causing user to lost some power savings but it will avoid any glitches and image corruption.

For now we are not trying to re-enable PSR after errors, PSR caused a lot of problems in the past and we are taking a safe approach now.

So changing importance to low.

A CI Bug Log filter associated to this bug has been updated:

{- TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR -}
{+ TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6979/shard-tglb4/igt@i915_pm_rpm@gem-mmap-cpu.html

A CI Bug Log filter associated to this bug has been updated:

{- TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR -}
{+ TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6977/shard-tglb2/igt@kms_draw_crc@draw-method-rgb565-render-ytiled.html

A CI Bug Log filter associated to this bug has been updated:

{- TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR -}
{+ TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6980/shard-tglb2/igt@i915_pm_rpm@i2c.html

A CI Bug Log filter associated to this bug has been updated:

{- TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR -}
{+ TGL:  igt@i915_pm_rpm@modeset-stress-extra-wait - dmesg-fail - *ERROR* PSR Link CRC error, disabling PSR +}

New failures caught by the filter:

  * https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7005/shard-tglb2/igt@kms_vblank@pipe-c-wait-forked-busy-hang.html

This issue used to occur once in 9.8 BAT runs. Last seen CI_DRM_7005_full (3 weeks, 3 days old) and current BAT run is 7208. 

Closing and archiving the issue.

The CI Bug Log issue associated to this bug has been archived.

New failures matching the above filters will not be associated to this bug anymore.