31 void cx18_buf_swap(struct cx18_buffer *buf)  in cx18_buf_swap()  argument
35 	for (i = 0; i < buf->bytesused; i += 4)  in cx18_buf_swap()
36 		swab32s((u32 *)(buf->buf + i));  in cx18_buf_swap()
41 	struct cx18_buffer *buf;  in _cx18_mdl_swap()  local
43 	list_for_each_entry(buf, &mdl->buf_list, list) {  in _cx18_mdl_swap()
44 		if (buf->bytesused == 0)  in _cx18_mdl_swap()
46 		cx18_buf_swap(buf);  in _cx18_mdl_swap()
106 	struct cx18_buffer *buf;  in _cx18_mdl_update_bufs_for_cpu()  local
110 	list_for_each_entry(buf, &mdl->buf_list, list) {  in _cx18_mdl_update_bufs_for_cpu()
111 		buf->readpos = 0;  in _cx18_mdl_update_bufs_for_cpu()
113 			buf->bytesused = buf_size;  in _cx18_mdl_update_bufs_for_cpu()
116 			buf->bytesused = bytesused;  in _cx18_mdl_update_bufs_for_cpu()
119 		cx18_buf_sync_for_cpu(s, buf);  in _cx18_mdl_update_bufs_for_cpu()
126 	struct cx18_buffer *buf;  in cx18_mdl_update_bufs_for_cpu()  local
129 		buf = list_first_entry(&mdl->buf_list, struct cx18_buffer,  in cx18_mdl_update_bufs_for_cpu()
131 		buf->bytesused = mdl->bytesused;  in cx18_mdl_update_bufs_for_cpu()
132 		buf->readpos = 0;  in cx18_mdl_update_bufs_for_cpu()
133 		cx18_buf_sync_for_cpu(s, buf);  in cx18_mdl_update_bufs_for_cpu()
250 	struct cx18_buffer *buf;  in cx18_unload_queues()  local
261 			buf = list_first_entry(&mdl->buf_list,  in cx18_unload_queues()
263 			list_move_tail(&buf->list, &s->buf_pool);  in cx18_unload_queues()
264 			buf->bytesused = 0;  in cx18_unload_queues()
265 			buf->readpos = 0;  in cx18_unload_queues()
281 	struct cx18_buffer *buf;  in cx18_load_queues()  local
302 			buf = list_first_entry(&s->buf_pool, struct cx18_buffer,  in cx18_load_queues()
304 			list_move_tail(&buf->list, &mdl->buf_list);  in cx18_load_queues()
307 			cx18_writel(cx, buf->dma_handle,  in cx18_load_queues()
340 	struct cx18_buffer *buf;  in _cx18_mdl_sync_for_device()  local
342 	list_for_each_entry(buf, &mdl->buf_list, list)  in _cx18_mdl_sync_for_device()
343 		pci_dma_sync_single_for_device(pci_dev, buf->dma_handle,  in _cx18_mdl_sync_for_device()
377 		struct cx18_buffer *buf;  in cx18_stream_alloc()  local
384 		buf = kzalloc(sizeof(struct cx18_buffer),  in cx18_stream_alloc()
386 		if (buf == NULL) {  in cx18_stream_alloc()
391 		buf->buf = kmalloc(s->buf_size, GFP_KERNEL|__GFP_NOWARN);  in cx18_stream_alloc()
392 		if (buf->buf == NULL) {  in cx18_stream_alloc()
394 			kfree(buf);  in cx18_stream_alloc()
403 		INIT_LIST_HEAD(&buf->list);  in cx18_stream_alloc()
404 		buf->dma_handle = pci_map_single(s->cx->pci_dev,  in cx18_stream_alloc()
405 				buf->buf, s->buf_size, s->dma);  in cx18_stream_alloc()
406 		cx18_buf_sync_for_cpu(s, buf);  in cx18_stream_alloc()
407 		list_add_tail(&buf->list, &s->buf_pool);  in cx18_stream_alloc()
421 	struct cx18_buffer *buf;  in cx18_stream_free()  local
435 		buf = list_first_entry(&s->buf_pool, struct cx18_buffer, list);  in cx18_stream_free()
436 		list_del_init(&buf->list);  in cx18_stream_free()
438 		pci_unmap_single(s->cx->pci_dev, buf->dma_handle,  in cx18_stream_free()
440 		kfree(buf->buf);  in cx18_stream_free()
441 		kfree(buf);  in cx18_stream_free()