gfx_v8_0_ring_test_ib 6967 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c .test_ib = gfx_v8_0_ring_test_ib, gfx_v8_0_ring_test_ib 7001 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c .test_ib = gfx_v8_0_ring_test_ib,