drm/i915/gt: Increase sleep in gt_tlb selftest sanitycheck

For the gt_tlb live selftest, when operating on the GSC engine,
increase the timeout from 10 ms to 200 ms because the GSC
engine is a bit slower than the rest.

Signed-off-by: Jonathan Cavitt <[email protected]>
Reviewed-by: Andi Shyti <[email protected]>
Acked-by: Tvrtko Ursulin <[email protected]>
Reviewed-by: Nirmoy Das <[email protected]>
Signed-off-by: Andi Shyti <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

Author: Jonathan-Cavitt

drivers/gpu/drm/i915/gt/selftest_tlb.c

@@ -136,8 +136,15 @@ pte_tlbinv(struct intel_context *ce,
 	i915_request_get(rq);
 	i915_request_add(rq);
 
-	/* Short sleep to sanitycheck the batch is spinning before we begin */
-	msleep(10);
+	/*
+	 * Short sleep to sanitycheck the batch is spinning before we begin.
+	 * FIXME: Why is GSC so slow?
+	 */
+	if (ce->engine->class == OTHER_CLASS)
+		msleep(200);
+	else
+		msleep(10);
+
 	if (va == vb) {
 		if (!i915_request_completed(rq)) {
 			pr_err("%s(%s): Semaphore sanitycheck failed %llx, with alignment %llx, using PTE size %x (phys %x, sg %x)\n",