pci/cx18/cx18-ioctl.c

757 static int cx18_process_idx_data(struct cx18_stream *s, struct cx18_mdl *mdl,
763 	if (mdl->curr_buf == NULL)
764 		mdl->curr_buf = list_first_entry(&mdl->buf_list,
767 	if (list_entry_is_head(mdl->curr_buf, &mdl->buf_list, list)) {
773 		mdl->readpos = mdl->bytesused;
777 	list_for_each_entry_from(mdl->curr_buf, &mdl->buf_list, list) {
780 		if (mdl->curr_buf->readpos >= mdl->curr_buf->bytesused)
783 		mdl->readpos += _cx18_process_idx_data(mdl->curr_buf, idx);
787 		    mdl->curr_buf->readpos < mdl->curr_buf->bytesused ||
788 		    mdl->readpos >= mdl->bytesused)
800 	struct cx18_mdl *mdl;
819 		mdl = cx18_dequeue(s, &s->q_full);
820 		if (mdl == NULL) /* No more IDX data right now */
824 		cx18_process_idx_data(s, mdl, idx);
825 		if (mdl->readpos < mdl->bytesused) {
827 			cx18_push(s, mdl, &s->q_full);
832 		cx18_enqueue(s, mdl, &s->q_free);