[Intel-gfx] ✗ Fi.CI.BUILD: failure for DP Phy compliance auto test (rev4)

[Patchwork]

== Series Details ==

Series: DP Phy compliance auto test (rev4)
URL   : https://patchwork.freedesktop.org/series/71121/
State : failure

== Summary ==

Applying: drm/dp: get/set phy compliance pattern
Applying: drm/dp: get/set phy compliance pattern
error: sha1 information is lacking or useless (include/drm/drm_dp_helper.h).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch' to see the failed patch
Patch failed at 0002 drm/dp: get/set phy compliance pattern
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".