drm/radeon: fence BO_VAs manually
This allows us to finally remove the VM fence and
so allow concurrent use of it from different engines.
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 30437aa..75f22e5 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -505,6 +505,9 @@
if (r)
return r;
+ radeon_sync_resv(p->rdev, &p->ib.sync, vm->page_directory->tbo.resv,
+ true);
+
r = radeon_vm_clear_freed(rdev, vm);
if (r)
return r;
@@ -536,6 +539,8 @@
r = radeon_vm_bo_update(rdev, bo_va, &bo->tbo.mem);
if (r)
return r;
+
+ radeon_sync_fence(&p->ib.sync, bo_va->last_pt_update);
}
return radeon_vm_clear_invalids(rdev, vm);
@@ -580,7 +585,6 @@
DRM_ERROR("Failed to sync rings: %i\n", r);
goto out;
}
- radeon_sync_fence(&parser->ib.sync, vm->fence);
if ((rdev->family >= CHIP_TAHITI) &&
(parser->chunk_const_ib_idx != -1)) {