drm/amdgpu: bind GTT on demand

We don't really need the GTT table any more most of the time. So bind it
only on demand.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 162411bd8145..5a6216c9c007 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -675,6 +675,11 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
                 dev_err(bo->adev->dev, "%p pin failed\n", bo);
                 goto error;
         }
+        r = amdgpu_ttm_bind(bo->tbo.ttm, &bo->tbo.mem);
+        if (unlikely(r)) {
+                dev_err(bo->adev->dev, "%p bind failed\n", bo);
+                goto error;
+        }
 
         bo->pin_count = 1;
         if (gpu_addr != NULL)
@@ -947,6 +952,8 @@ void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence,
 u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
 {
         WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_SYSTEM);
+        WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_TT &&
+                     !amdgpu_ttm_is_bound(bo->tbo.ttm));
         WARN_ON_ONCE(!ww_mutex_is_locked(&bo->tbo.resv->lock) &&
                      !bo->pin_count);