Commits
Chris Wilson committed 297b0c5be3b
drm/i915/ringbuffer: Write the value passed in to the tail register This should fix the error along the reset path were we tried to clear the tail register by setting it to 0, but were in fact setting it to the current value and complaining when it did not reset to 0. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>