diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_rps.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_rps.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c index 5e275f8dda8c..6f310c9d9765 100644 --- a/drivers/gpu/drm/i915/gt/intel_rps.c +++ b/drivers/gpu/drm/i915/gt/intel_rps.c @@ -936,8 +936,23 @@ void intel_rps_park(struct intel_rps *rps) GT_TRACE(rps_to_gt(rps), "park:%x\n", rps->cur_freq); } +void intel_rps_dec_waiters(struct intel_rps *rps) +{ + struct intel_guc_slpc *slpc; + + if (rps_uses_slpc(rps)) { + slpc = rps_to_slpc(rps); + + intel_guc_slpc_dec_waiters(slpc); + } else { + atomic_dec(&rps->num_waiters); + } +} + void intel_rps_boost(struct i915_request *rq) { + struct intel_guc_slpc *slpc; + if (i915_request_signaled(rq) || i915_request_has_waitboost(rq)) return; @@ -945,6 +960,16 @@ void intel_rps_boost(struct i915_request *rq) if (!test_and_set_bit(I915_FENCE_FLAG_BOOST, &rq->fence.flags)) { struct intel_rps *rps = &READ_ONCE(rq->engine)->gt->rps; + if (rps_uses_slpc(rps)) { + slpc = rps_to_slpc(rps); + + /* Return if old value is non zero */ + if (!atomic_fetch_inc(&slpc->num_waiters)) + schedule_work(&slpc->boost_work); + + return; + } + if (atomic_fetch_inc(&rps->num_waiters)) return; |