mmCP_MEC_DOORBELL_RANGE_UPPER 3468 drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER, mmCP_MEC_DOORBELL_RANGE_UPPER 4711 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER, adev->doorbell_index.mec_ring7 << 2); mmCP_MEC_DOORBELL_RANGE_UPPER 3628 drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,