[Intel-gfx] ✗ Fi.CI.BUILD: failure for series starting with [1/3] drm/i915: Extract intel_dp_output_format()

[Patchwork]

== Series Details ==

Series: series starting with [1/3] drm/i915: Extract intel_dp_output_format()
URL   : https://patchwork.freedesktop.org/series/81815/
State : failure

== Summary ==

Applying: drm/i915: Extract intel_dp_output_format()
error: sha1 information is lacking or useless (drivers/gpu/drm/i915/display/intel_dp.c).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 drm/i915: Extract intel_dp_output_format()
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".