Commit d8100caf authored by Erico Nunes's avatar Erico Nunes Committed by Qiang Yu
Browse files

drm/lima: include pp bcast irq in timeout handler check 



In commit 53cb55b2 ("drm/lima: handle spurious timeouts due to high
irq latency") a check was added to detect an unexpectedly high interrupt
latency timeout.
With further investigation it was noted that on Mali-450 the pp bcast
irq may also be a trigger of race conditions against the timeout
handler, so add it to this check too.

Signed-off-by: default avatarErico Nunes <nunes.erico@gmail.com>
Signed-off-by: default avatarQiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240405152951.1531555-3-nunes.erico@gmail.com
parent 49c13b4d

drivers/gpu/drm/lima/lima_sched.c

+2 −0
Original line number Diff line number Diff line
@@ -422,6 +422,8 @@ static enum drm_gpu_sched_stat lima_sched_timedout_job(struct drm_sched_job *job 
	 */

	for (i = 0; i < pipe->num_processor; i++)

		synchronize_irq(pipe->processor[i]->irq);

	if (pipe->bcast_processor)

		synchronize_irq(pipe->bcast_processor->irq);



	if (dma_fence_is_signaled(task->fence)) {

		DRM_WARN("%s unexpectedly high interrupt latency\n", lima_ip_name(ip));