THC_M_PRT_READ_DMA_CNTRL_TPCWP
write_pointer = FIELD_GET(THC_M_PRT_READ_DMA_CNTRL_TPCWP, ctrl);
mask = THC_M_PRT_READ_DMA_CNTRL_TPCWP;
ctrl = FIELD_PREP(THC_M_PRT_READ_DMA_CNTRL_TPCWP, value);
mask = THC_M_PRT_READ_DMA_CNTRL_TPCWP | mbits;
ctrl = FIELD_PREP(THC_M_PRT_READ_DMA_CNTRL_TPCWP, THC_POINTER_WRAPAROUND) | mbits;
mask = THC_M_PRT_READ_DMA_CNTRL_TPCWP | mbits;
ctrl = FIELD_PREP(THC_M_PRT_READ_DMA_CNTRL_TPCWP, THC_POINTER_WRAPAROUND) | mbits;