drm/amdgpu: reserve less memory for PDE updates

Allocating 16KB was way to much, just use 2KB as a start for now.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@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 41db2af..75ac3c9 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1390,7 +1390,7 @@ restart:
 
                params.func = amdgpu_vm_cpu_set_ptes;
        } else {
-               ndw = 512 * 8;
+               ndw = 512;
                r = amdgpu_job_alloc_with_ib(adev, ndw * 4, &job);
                if (r)
                        return r;