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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index eb38aa2bd1c4..f7eee81d120a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -355,15 +355,15 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
         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,