33 int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab)  in snd_free_sgbuf_pages()  argument
35 	struct snd_sg_buf *sgbuf = dmab->private_data;  in snd_free_sgbuf_pages()
42 	vunmap(dmab->area);  in snd_free_sgbuf_pages()
43 	dmab->area = NULL;  in snd_free_sgbuf_pages()
59 	dmab->private_data = NULL;  in snd_free_sgbuf_pages()
67 			     size_t size, struct snd_dma_buffer *dmab,  in snd_malloc_sgbuf_pages()  argument
76 	dmab->area = NULL;  in snd_malloc_sgbuf_pages()
77 	dmab->addr = 0;  in snd_malloc_sgbuf_pages()
78 	dmab->private_data = sgbuf = kzalloc(sizeof(*sgbuf), GFP_KERNEL);  in snd_malloc_sgbuf_pages()
128 	dmab->area = vmap(sgbuf->page_table, sgbuf->pages, VM_MAP, PAGE_KERNEL);  in snd_malloc_sgbuf_pages()
129 	if (! dmab->area)  in snd_malloc_sgbuf_pages()
133 	return dmab->area;  in snd_malloc_sgbuf_pages()
136 	snd_free_sgbuf_pages(dmab); /* free the table */  in snd_malloc_sgbuf_pages()
143 unsigned int snd_sgbuf_get_chunk_size(struct snd_dma_buffer *dmab,  in snd_sgbuf_get_chunk_size()  argument
146 	struct snd_sg_buf *sg = dmab->private_data;  in snd_sgbuf_get_chunk_size()