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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index cead88ac3788..c9b536f4b019 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -232,7 +232,10 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
}
amdgpu_ring_clear_ring(ring);
}
- ring->ptr_mask = (ring->ring_size / 4) - 1;
+ ring->buf_mask = (ring->ring_size / 4) - 1;
+ ring->ptr_mask = ring->funcs->support_64bit_ptrs ?
+ 0xffffffffffffffff : ring->buf_mask;
+
ring->max_dw = max_dw;
if (amdgpu_debugfs_ring_init(adev, ring)) {