media/dvb-core/dmxdev.c

423 				  struct dmx_ts_feed *feed,
426 	struct dmxdev_filter *dmxdevfilter = feed->priv;
476 /* stop feed but only mark the specified filter as stopped (state set) */
479 	struct dmxdev_feed *feed;
486 		dmxdevfilter->feed.sec->stop_filtering(dmxdevfilter->feed.sec);
489 		list_for_each_entry(feed, &dmxdevfilter->feed.ts, next)
490 			feed->ts->stop_filtering(feed->ts);
498 /* start feed associated with the specified filter */
501 	struct dmxdev_feed *feed;
508 		return filter->feed.sec->start_filtering(filter->feed.sec);
510 		list_for_each_entry(feed, &filter->feed.ts, next) {
511 			ret = feed->ts->start_filtering(feed->ts);
525 /* restart section feed if it has filters left associated with it,
526    otherwise release the feed */
542 						 filter->feed.sec);
549 	struct dmxdev_feed *feed;
557 		if (!dmxdevfilter->feed.sec)
561 			dmxdevfilter->feed.sec->
562 			    release_filter(dmxdevfilter->feed.sec,
565 		dmxdevfilter->feed.sec = NULL;
570 		list_for_each_entry(feed, &dmxdevfilter->feed.ts, next) {
571 			demux->release_ts_feed(demux, feed->ts);
572 			feed->ts = NULL;
587 	struct dmxdev_feed *feed, *tmp;
590 	list_for_each_entry_safe(feed, tmp, &dmxdevfilter->feed.ts, next) {
591 		list_del(&feed->next);
592 		kfree(feed);
595 	BUG_ON(!list_empty(&dmxdevfilter->feed.ts));
613 				 struct dmxdev_feed *feed)
623 	feed->ts = NULL;
640 	ret = dmxdev->demux->allocate_ts_feed(dmxdev->demux, &feed->ts,
645 	tsfeed = feed->ts;
648 	ret = tsfeed->set(tsfeed, feed->pid, ts_type, ts_pes, timeout);
666 	struct dmxdev_feed *feed;
692 		struct dmx_section_feed **secfeed = &filter->feed.sec;
698 		/* find active filter/feed with same PID */
703 				*secfeed = dmxdev->filter[i].feed.sec;
708 		/* if no feed found, try to allocate new one */
714 				pr_err("DVB (%s): could not alloc feed\n",
722 				pr_err("DVB (%s): could not set feed\n",
734 			filter->feed.sec->start_filtering(*secfeed);
756 		ret = filter->feed.sec->start_filtering(filter->feed.sec);
764 		list_for_each_entry(feed, &filter->feed.ts, next) {
765 			ret = dvb_dmxdev_start_feed(dmxdev, filter, feed);
870 	struct dmxdev_feed *feed;
878 	    (!list_empty(&filter->feed.ts)))
881 	feed = kzalloc(sizeof(struct dmxdev_feed), GFP_KERNEL);
882 	if (feed == NULL)
885 	feed->pid = pid;
886 	list_add(&feed->next, &filter->feed.ts);
889 		return dvb_dmxdev_start_feed(dmxdev, filter, feed);
897 	struct dmxdev_feed *feed, *tmp;
903 	list_for_each_entry_safe(feed, tmp, &filter->feed.ts, next) {
904 		if ((feed->pid == pid) && (feed->ts != NULL)) {
905 			feed->ts->stop_filtering(feed->ts);
907 							    feed->ts);
908 			list_del(&feed->next);
909 			kfree(feed);
952 	INIT_LIST_HEAD(&dmxdevfilter->feed.ts);