diff mbox series

[RFC,5/5] drm/i915: Wait boost requests waited upon by others

Message ID 20230210130647.580135-6-tvrtko.ursulin@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series Waitboost drm syncobj waits | expand

Commit Message

Tvrtko Ursulin Feb. 10, 2023, 1:06 p.m. UTC 
From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

Use the newly added dma-fence API to apply waitboost not only requests
which have been marked with I915_WAIT_PRIORITY by i915, but which may be
waited upon by others (such as for instance buffer sharing in multi-GPU
scenarios).

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
---
 drivers/gpu/drm/i915/i915_request.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c
index 488b180f8821..e24fac5c1567 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -2042,7 +2042,8 @@  long i915_request_wait_timeout(struct i915_request *rq,
 	 * but at a cost of spending more power processing the workload
 	 * (bad for battery).
 	 */
-	if (flags & I915_WAIT_PRIORITY && !i915_request_started(rq))
+	if (((flags & I915_WAIT_PRIORITY) || dma_fence_wait_count(&rq->fence))
+	    && !i915_request_started(rq))
 		intel_rps_boost(rq);
 
 	wait.tsk = current;