462 	struct hwc_dma_buf *dma_buf;  in mana_hwc_alloc_dma_buf()  local
470 	dma_buf = malloc(sizeof(*dma_buf) +  in mana_hwc_alloc_dma_buf()
474 	dma_buf->num_reqs = q_depth;  in mana_hwc_alloc_dma_buf()
478 	gmi = &dma_buf->mem_info;  in mana_hwc_alloc_dma_buf()
486 	virt_addr = dma_buf->mem_info.virt_addr;  in mana_hwc_alloc_dma_buf()
487 	base_pa = (uint8_t *)dma_buf->mem_info.dma_handle;  in mana_hwc_alloc_dma_buf()
490 		hwc_wr = &dma_buf->reqs[i];  in mana_hwc_alloc_dma_buf()
498 	*dma_buf_ptr = dma_buf;  in mana_hwc_alloc_dma_buf()
501 	free(dma_buf, M_DEVBUF);  in mana_hwc_alloc_dma_buf()
507     struct hwc_dma_buf *dma_buf)  in mana_hwc_dealloc_dma_buf()  argument
509 	if (!dma_buf)  in mana_hwc_dealloc_dma_buf()
512 	mana_gd_free_memory(&dma_buf->mem_info);  in mana_hwc_dealloc_dma_buf()
514 	free(dma_buf, M_DEVBUF);  in mana_hwc_dealloc_dma_buf()