CHROMIUM: Add TILE_CACHE_FLUSH on IRIS_DIRTY_RENDER_BUFFER

This fixes the chat corruption issues observed on TGL and ADL.

BUG=b:239833555, chromium:1353466, b:204955886, b:205236218
TEST=Tested on redrix, observed proper read receipt icon in chat

Suggested-by: Ilja Friedel <ihf@chromium.org> # PIPE_CONTROL_STATE_CACHE_INVALIDATE
Change-Id: I47c7f6c54dc717df677fd37898ada91298114207
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/mesa/+/3883857
Reviewed-by: Ilja Friedel <ihf@chromium.org>
Commit-Queue: Ilja Friedel <ihf@chromium.org>
Auto-Submit: Sean Paul <seanpaul@chromium.org>
Tested-by: Ilja Friedel <ihf@chromium.org>
1 file changed