19 int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab)  in snd_free_sgbuf_pages()  argument
21 	struct snd_sg_buf *sgbuf = dmab->private_data;  in snd_free_sgbuf_pages()
28 	vunmap(dmab->area);  in snd_free_sgbuf_pages()
29 	dmab->area = NULL;  in snd_free_sgbuf_pages()
32 	if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_UC_SG)  in snd_free_sgbuf_pages()
47 	dmab->private_data = NULL;  in snd_free_sgbuf_pages()
55 			     size_t size, struct snd_dma_buffer *dmab,  in snd_malloc_sgbuf_pages()  argument
66 	dmab->area = NULL;  in snd_malloc_sgbuf_pages()
67 	dmab->addr = 0;  in snd_malloc_sgbuf_pages()
68 	dmab->private_data = sgbuf = kzalloc(sizeof(*sgbuf), GFP_KERNEL);  in snd_malloc_sgbuf_pages()
71 	if (dmab->dev.type == SNDRV_DMA_TYPE_DEV_UC_SG) {  in snd_malloc_sgbuf_pages()
124 	dmab->area = vmap(sgbuf->page_table, sgbuf->pages, VM_MAP, prot);  in snd_malloc_sgbuf_pages()
125 	if (! dmab->area)  in snd_malloc_sgbuf_pages()
129 	return dmab->area;  in snd_malloc_sgbuf_pages()
132 	snd_free_sgbuf_pages(dmab); /* free the table */  in snd_malloc_sgbuf_pages()
139 unsigned int snd_sgbuf_get_chunk_size(struct snd_dma_buffer *dmab,  in snd_sgbuf_get_chunk_size()  argument
142 	struct snd_sg_buf *sg = dmab->private_data;  in snd_sgbuf_get_chunk_size()