diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_timeline.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_timeline.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_timeline.c b/drivers/gpu/drm/i915/gt/intel_timeline.c index d8d9f1179c2b..08b56d7ab4f4 100644 --- a/drivers/gpu/drm/i915/gt/intel_timeline.c +++ b/drivers/gpu/drm/i915/gt/intel_timeline.c @@ -312,7 +312,7 @@ int intel_timeline_pin(struct intel_timeline *tl) if (atomic_add_unless(&tl->pin_count, 1, 0)) return 0; - err = i915_vma_pin(tl->hwsp_ggtt, 0, 0, PIN_GLOBAL | PIN_HIGH); + err = i915_ggtt_pin(tl->hwsp_ggtt, 0, PIN_HIGH); if (err) return err; @@ -410,6 +410,8 @@ __intel_timeline_get_seqno(struct intel_timeline *tl, void *vaddr; int err; + might_lock(&tl->gt->ggtt->vm.mutex); + /* * If there is an outstanding GPU reference to this cacheline, * such as it being sampled by a HW semaphore on another timeline, @@ -435,7 +437,7 @@ __intel_timeline_get_seqno(struct intel_timeline *tl, goto err_rollback; } - err = i915_vma_pin(vma, 0, 0, PIN_GLOBAL | PIN_HIGH); + err = i915_ggtt_pin(vma, 0, PIN_HIGH); if (err) { __idle_hwsp_free(vma->private, cacheline); goto err_rollback; @@ -519,6 +521,8 @@ int intel_timeline_read_hwsp(struct i915_request *from, rcu_read_lock(); cl = rcu_dereference(from->hwsp_cacheline); + if (i915_request_completed(from)) /* confirm cacheline is valid */ + goto unlock; if (unlikely(!i915_active_acquire_if_busy(&cl->active))) goto unlock; /* seqno wrapped and completed! */ if (unlikely(i915_request_completed(from))) |