Commit 933864af authored by Matthew Brost's avatar Matthew Brost Committed by John Harrison
Browse files

drm/i915/guc: Enable the timer expired interrupt for GuC 



The GuC can implement execution qunatums, detect hung contexts and
other such things but it requires the timer expired interrupt to do so.

Signed-off-by: default avatarMatthew Brost <matthew.brost@intel.com>
CC: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: default avatarJohn Harrison <John.C.Harrison@Intel.com>
Signed-off-by: default avatarJohn Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210727002348.97202-15-matthew.brost@intel.com
parent f7957e60

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

+4 −0
Original line number Diff line number Diff line
@@ -1877,6 +1877,10 @@ void intel_rps_init(struct intel_rps *rps) 


	if (GRAPHICS_VER(i915) >= 8 && GRAPHICS_VER(i915) < 11)

		rps->pm_intrmsk_mbz |= GEN8_PMINTR_DISABLE_REDIRECT_TO_GUC;



	/* GuC needs ARAT expired interrupt unmasked */

	if (intel_uc_uses_guc_submission(&rps_to_gt(rps)->uc))

		rps->pm_intrmsk_mbz |= ARAT_EXPIRED_INTRMSK;

}



void intel_rps_sanitize(struct intel_rps *rps)