mmVML2VC0_VM_CONTEXT0_CNTL
tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT0_CNTL,
WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2VC0_VM_CONTEXT0_CNTL,
mmVML2VC0_VM_CONTEXT0_CNTL,
mmVML2VC0_VM_CONTEXT0_CNTL) +
mmVML2VC0_VM_CONTEXT0_CNTL;