SDMA0_F32_CNTL__HALT_MASK
tmp |= SDMA0_F32_CNTL__HALT_MASK;
tmp |= SDMA0_F32_CNTL__HALT_MASK;
me_cntl &= ~SDMA0_F32_CNTL__HALT_MASK;
me_cntl |= SDMA0_F32_CNTL__HALT_MASK;
tmp |= SDMA0_F32_CNTL__HALT_MASK;