drm/amdgpu: fix size estimation for clear IB
We only need a few dw here.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index eb38aa2..f7eee81 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -355,15 +355,15 @@
if (!ib)
goto error;
- r = amdgpu_ib_get(ring, NULL, entries * 2 + 64, ib);
+ r = amdgpu_ib_get(ring, NULL, 64, ib);
if (r)
goto error_free;
ib->length_dw = 0;
amdgpu_vm_update_pages(adev, NULL, 0, ib, addr, 0, entries, 0, 0);
-
amdgpu_vm_pad_ib(adev, ib);
+
WARN_ON(ib->length_dw > 64);
r = amdgpu_sched_ib_submit_kernel_helper(adev, ring, ib, 1,
&amdgpu_vm_free_job,