drm/radeon/kms: free fence IB if it wasn't emited at IB free time

If at IB free time fence wasn't emited that means the IB wasn't
scheduled because an error occured somewhere, thus we can free
then fence and mark the IB as free.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 694799f6fac1e7fd75c60d79398216d34e249de2..6579eb4c1f287007a3f22179c4593db621d12228 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -100,6 +100,8 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
        if (tmp == NULL) {
                return;
        }
+       if (!tmp->fence->emited)
+               radeon_fence_unref(&tmp->fence);
        mutex_lock(&rdev->ib_pool.mutex);
        tmp->free = true;
        mutex_unlock(&rdev->ib_pool.mutex);