35 	struct snd_sg_buf *sgbuf = dmab->private_data;  in snd_free_sgbuf_pages()  local
39 	if (! sgbuf)  in snd_free_sgbuf_pages()
46 	tmpb.dev.dev = sgbuf->dev;  in snd_free_sgbuf_pages()
47 	for (i = 0; i < sgbuf->pages; i++) {  in snd_free_sgbuf_pages()
48 		if (!(sgbuf->table[i].addr & ~PAGE_MASK))  in snd_free_sgbuf_pages()
50 		tmpb.area = sgbuf->table[i].buf;  in snd_free_sgbuf_pages()
51 		tmpb.addr = sgbuf->table[i].addr & PAGE_MASK;  in snd_free_sgbuf_pages()
52 		tmpb.bytes = (sgbuf->table[i].addr & ~PAGE_MASK) << PAGE_SHIFT;  in snd_free_sgbuf_pages()
56 	kfree(sgbuf->table);  in snd_free_sgbuf_pages()
57 	kfree(sgbuf->page_table);  in snd_free_sgbuf_pages()
58 	kfree(sgbuf);  in snd_free_sgbuf_pages()
70 	struct snd_sg_buf *sgbuf;  in snd_malloc_sgbuf_pages()  local
78 	dmab->private_data = sgbuf = kzalloc(sizeof(*sgbuf), GFP_KERNEL);  in snd_malloc_sgbuf_pages()
79 	if (! sgbuf)  in snd_malloc_sgbuf_pages()
81 	sgbuf->dev = device;  in snd_malloc_sgbuf_pages()
83 	sgbuf->tblsize = sgbuf_align_table(pages);  in snd_malloc_sgbuf_pages()
84 	table = kcalloc(sgbuf->tblsize, sizeof(*table), GFP_KERNEL);  in snd_malloc_sgbuf_pages()
87 	sgbuf->table = table;  in snd_malloc_sgbuf_pages()
88 	pgtable = kcalloc(sgbuf->tblsize, sizeof(*pgtable), GFP_KERNEL);  in snd_malloc_sgbuf_pages()
91 	sgbuf->page_table = pgtable;  in snd_malloc_sgbuf_pages()
103 			if (!sgbuf->pages)  in snd_malloc_sgbuf_pages()
107 			size = sgbuf->pages * PAGE_SIZE;  in snd_malloc_sgbuf_pages()
121 		sgbuf->pages += chunk;  in snd_malloc_sgbuf_pages()
127 	sgbuf->size = size;  in snd_malloc_sgbuf_pages()
128 	dmab->area = vmap(sgbuf->page_table, sgbuf->pages, VM_MAP, PAGE_KERNEL);  in snd_malloc_sgbuf_pages()
132 		*res_size = sgbuf->size;  in snd_malloc_sgbuf_pages()