SMRT_DMALEVEL_HANDLE_ALLOC
if (smdma->smdma_level & SMRT_DMALEVEL_HANDLE_ALLOC) {
smdma->smdma_level &= ~SMRT_DMALEVEL_HANDLE_ALLOC;
smdma->smdma_level |= SMRT_DMALEVEL_HANDLE_ALLOC;