Commit 5ba97b59 authored by Andi Shyti's avatar Andi Shyti
Browse files

drm/i915/gt: Use proper sleeping functions for timeouts shorter than 20ms 



msleep is very imprecise for timeouts shorter than 20
milliseconds and most probably will sleep longer. Use
uslee_range() instead.

Signed-off-by: default avatarAndi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: default avatarSebastian Brzezinka <sebastian.brzezinka@intel.com>
Reviewed-by: default avatarKrzysztof Karas <krzysztof.karas@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250314021225.11813-5-andi.shyti@linux.intel.com
parent 5bebf804

drivers/gpu/drm/i915/gt/selftest_rc6.c

+2 −1
Original line number Diff line number Diff line
@@ -60,7 +60,8 @@ int live_rc6_manual(void *arg) 


	/* Force RC6 off for starters */

	__intel_rc6_disable(rc6);

	msleep(1); /* wakeup is not immediate, takes about 100us on icl */

	/* wakeup is not immediate, takes about 100us on icl */

	usleep_range(1000, 2000);



	res[0] = rc6_residency(rc6);

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

+1 −1
Original line number Diff line number Diff line
@@ -143,7 +143,7 @@ pte_tlbinv(struct intel_context *ce, 
	if (ce->engine->class == OTHER_CLASS)

		msleep(200);

	else

		msleep(10);

		usleep_range(10000, 20000);



	if (va == vb) {

		if (!i915_request_completed(rq)) {