Hi Nitin On Wed Apr 16, 2025 at 10:36 AM UTC, Nitin Gote wrote: > Sometimes engine reset fails because the engine resumes from an > incorrect RING_HEAD. Engine head failed to set to zero even after > writing into it. This is a timing issue and we experimented > different values and found out that 20ms delay works best based > on testing. > > So, add a 20ms delay to let engine resumes from correct RING_HEAD. > > Closes: https://gitlab.freedesktop.org/drm/i915/kernel/-/issues/13968 > Signed-off-by: Nitin Gote <[email protected]>
LGTM Reviewed-by: Sebastian Brzezinka <[email protected]> -- Best regards, Sebastian
