Symbol: mmCP_MEC_DOORBELL_RANGE_UPPER
sys/dev/drm/amd/amdgpu/gfx_v8_0.c
4761
WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER, AMDGPU_DOORBELL_MEC_RING7 << 2);
sys/dev/drm/amd/amdgpu/gfx_v9_0.c
3094
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,