mmUVD_FW_START
if (RREG32(mmUVD_FW_START))
if (RREG32(mmUVD_FW_START) & UVD_FW_STATUS__PASS_MASK) {
RREG32(mmUVD_FW_START), adev->uvd.keyselect);
WREG32(mmUVD_FW_START, keysel);