Commit 5fc2805b authored Nov 08, 2018 by Chris Wilson

drm/i915: Set MI_INVALIDATE_BSD for all video-decode engines

We have multiple instances of VCS but only remember to invalidate the
BSD caches on the first, ignoring the stale caches of any other engine.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181108140039.12254-1-chris@chris-wilson.co.uk

parent 602438ea

drivers/gpu/drm/i915/intel_lrc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1956,7 +1956,7 @@ static int gen8_emit_flush(struct i915_request *request, u32 mode)

		if (mode & EMIT_INVALIDATE) {
		cmd \|= MI_INVALIDATE_TLB;
		if (request->engine->id == VCS)
		if (request->engine->class == VIDEO_DECODE_CLASS)
		cmd \|= MI_INVALIDATE_BSD;
		}