diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt_requests.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_requests.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_requests.c b/drivers/gpu/drm/i915/gt/intel_gt_requests.c index 0d1bca787288..063f863ee21c 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_requests.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_requests.c @@ -8,6 +8,7 @@ #include "i915_drv.h" /* for_each_engine() */ #include "i915_request.h" +#include "intel_engine_heartbeat.h" #include "intel_gt.h" #include "intel_gt_pm.h" #include "intel_gt_requests.h" @@ -27,8 +28,10 @@ static void flush_submission(struct intel_gt *gt) struct intel_engine_cs *engine; enum intel_engine_id id; - for_each_engine(engine, gt, id) + for_each_engine(engine, gt, id) { intel_engine_flush_submission(engine); + flush_work(&engine->retire_work); + } } static void engine_retire(struct work_struct *work) @@ -117,10 +120,9 @@ long intel_gt_retire_requests_timeout(struct intel_gt *gt, long timeout) spin_lock(&timelines->lock); list_for_each_entry_safe(tl, tn, &timelines->active_list, link) { - if (!mutex_trylock(&tl->mutex)) { - active_count++; /* report busy to caller, try again? */ + active_count++; /* report busy to caller, try again? */ + if (!mutex_trylock(&tl->mutex)) continue; - } intel_timeline_get(tl); GEM_BUG_ON(!atomic_read(&tl->active_count)); @@ -145,10 +147,10 @@ long intel_gt_retire_requests_timeout(struct intel_gt *gt, long timeout) /* Resume iteration after dropping lock */ list_safe_reset_next(tl, tn, link); - if (atomic_dec_and_test(&tl->active_count)) + if (atomic_dec_and_test(&tl->active_count)) { list_del(&tl->link); - else - active_count += !!rcu_access_pointer(tl->last_request.fence); + active_count--; + } mutex_unlock(&tl->mutex); @@ -163,6 +165,8 @@ long intel_gt_retire_requests_timeout(struct intel_gt *gt, long timeout) list_for_each_entry_safe(tl, tn, &free, link) __intel_timeline_free(&tl->kref); + flush_submission(gt); + return active_count ? timeout : 0; } |