git.baikalelectronics.ru Git - kernel.git/commit

author	Chris Wilson <chris@chris-wilson.co.uk>
	Tue, 31 Mar 2020 09:14:57 +0000 (10:14 +0100)
committer	Chris Wilson <chris@chris-wilson.co.uk>
	Tue, 31 Mar 2020 20:42:12 +0000 (21:42 +0100)
commit	88db00a5a9d4ee54ef769adc719660e415c5d57f
tree	bcf8ac24085fd6503771e39f34b11fe9e1f1a438	tree \| snapshot
parent	1a4d7e0ab92c20539fe989b7199174d558285a1b	commit \| diff

drm/i915/execlists: Pause CS flow before reset

Since we may be attempting to reset an active engine, we try to freeze
it in place before resetting -- to be on the safe side. We can go one
step further if we are using the CS flow semaphore to prevent the
context switching into the next.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200331091459.29179-2-chris@chris-wilson.co.uk