pci/hda/hdac.c

569 	result = bus_dmamem_alloc(dma->dma_tag, (void **)&dma->dma_vaddr,
585 	    (void *)dma->dma_vaddr, roundsz, hdac_dma_cb, (void *)dma, 0);
625 	if (dma->dma_vaddr != NULL) {
626 		bus_dmamem_free(dma->dma_tag, dma->dma_vaddr, dma->dma_map);
627 		dma->dma_vaddr = NULL;
896 	rirb_base = (struct hdac_rirb *)sc->rirb_dma.dma_vaddr;
972 	corb = (uint32_t *)sc->corb_dma.dma_vaddr;
1873 		if (sc->pos_dma.dma_vaddr != NULL)
1874 			*dmapos = (uint32_t *)(sc->pos_dma.dma_vaddr + ss * 8);
1914 	bdle = (struct hdac_bdle *)sc->streams[ss].bdl.dma_vaddr;