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

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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: Matthew Brost <matthew.brost@intel.com>
CC: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: John Harrison <John.C.Harrison@Intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210727002348.97202-15-matthew.brost@intel.com
This commit is contained in:
Matthew Brost 2021-07-26 17:23:29 -07:00 committed by John Harrison
parent f7957e603c
commit 933864af11
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/i915/gt/intel_rps.c
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@ -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)