246 static void ttusb_dec_set_model(struct ttusb_dec *dec,
251 	struct ttusb_dec *dec = urb->context;  in ttusb_dec_handle_irq()  local
252 	char *buffer = dec->irq_buffer;  in ttusb_dec_handle_irq()
288 			input_report_key(dec->rc_input_dev, rc_keys[index - 1], 1);  in ttusb_dec_handle_irq()
289 			input_sync(dec->rc_input_dev);  in ttusb_dec_handle_irq()
290 			input_report_key(dec->rc_input_dev, rc_keys[index - 1], 0);  in ttusb_dec_handle_irq()
291 			input_sync(dec->rc_input_dev);  in ttusb_dec_handle_irq()
315 static int ttusb_dec_send_command(struct ttusb_dec *dec, const u8 command,  in ttusb_dec_send_command()  argument
328 	result = mutex_lock_interruptible(&dec->usb_mutex);  in ttusb_dec_send_command()
335 	b[1] = ++dec->trans_count;  in ttusb_dec_send_command()
347 	result = usb_bulk_msg(dec->udev, dec->command_pipe, b,  in ttusb_dec_send_command()
356 	result = usb_bulk_msg(dec->udev, dec->result_pipe, b,  in ttusb_dec_send_command()
376 	mutex_unlock(&dec->usb_mutex);  in ttusb_dec_send_command()
382 static int ttusb_dec_get_stb_state (struct ttusb_dec *dec, unsigned int *mode,  in ttusb_dec_get_stb_state()  argument
392 	result = ttusb_dec_send_command(dec, 0x08, 0, NULL, &c_length, c);  in ttusb_dec_get_stb_state()
417 	struct ttusb_dec *dec = priv;  in ttusb_dec_audio_pes2ts_cb()  local
419 	dec->audio_filter->feed->cb.ts(data, 188, NULL, 0,  in ttusb_dec_audio_pes2ts_cb()
420 				       &dec->audio_filter->feed->feed.ts, NULL);  in ttusb_dec_audio_pes2ts_cb()
427 	struct ttusb_dec *dec = priv;  in ttusb_dec_video_pes2ts_cb()  local
429 	dec->video_filter->feed->cb.ts(data, 188, NULL, 0,  in ttusb_dec_video_pes2ts_cb()
430 				       &dec->video_filter->feed->feed.ts, NULL);  in ttusb_dec_video_pes2ts_cb()
435 static void ttusb_dec_set_pids(struct ttusb_dec *dec)  in ttusb_dec_set_pids()  argument
441 	__be16 pcr = htons(dec->pid[DMX_PES_PCR]);  in ttusb_dec_set_pids()
442 	__be16 audio = htons(dec->pid[DMX_PES_AUDIO]);  in ttusb_dec_set_pids()
443 	__be16 video = htons(dec->pid[DMX_PES_VIDEO]);  in ttusb_dec_set_pids()
451 	ttusb_dec_send_command(dec, 0x50, sizeof(b), b, NULL, NULL);  in ttusb_dec_set_pids()
453 	dvb_filter_pes2ts_init(&dec->a_pes2ts, dec->pid[DMX_PES_AUDIO],  in ttusb_dec_set_pids()
454 			       ttusb_dec_audio_pes2ts_cb, dec);  in ttusb_dec_set_pids()
455 	dvb_filter_pes2ts_init(&dec->v_pes2ts, dec->pid[DMX_PES_VIDEO],  in ttusb_dec_set_pids()
456 			       ttusb_dec_video_pes2ts_cb, dec);  in ttusb_dec_set_pids()
457 	dec->v_pes_length = 0;  in ttusb_dec_set_pids()
458 	dec->v_pes_postbytes = 0;  in ttusb_dec_set_pids()
461 static void ttusb_dec_process_pva(struct ttusb_dec *dec, u8 *pva, int length)  in ttusb_dec_process_pva()  argument
481 			dec->video_filter->feed->cb.ts(pva, length, NULL, 0,  in ttusb_dec_process_pva()
482 				&dec->video_filter->feed->feed.ts, NULL);  in ttusb_dec_process_pva()
486 		if (dec->v_pes_postbytes > 0 &&  in ttusb_dec_process_pva()
487 		    dec->v_pes_postbytes == prebytes) {  in ttusb_dec_process_pva()
488 			memcpy(&dec->v_pes[dec->v_pes_length],  in ttusb_dec_process_pva()
491 			dvb_filter_pes2ts(&dec->v_pes2ts, dec->v_pes,  in ttusb_dec_process_pva()
492 					  dec->v_pes_length + prebytes, 1);  in ttusb_dec_process_pva()
496 			dec->v_pes[7] = 0x80;  in ttusb_dec_process_pva()
497 			dec->v_pes[8] = 0x05;  in ttusb_dec_process_pva()
499 			dec->v_pes[9] = 0x21 | ((pva[8] & 0xc0) >> 5);  in ttusb_dec_process_pva()
500 			dec->v_pes[10] = ((pva[8] & 0x3f) << 2) |  in ttusb_dec_process_pva()
502 			dec->v_pes[11] = 0x01 |  in ttusb_dec_process_pva()
505 			dec->v_pes[12] = ((pva[10] & 0x7f) << 1) |  in ttusb_dec_process_pva()
507 			dec->v_pes[13] = 0x01 | ((pva[11] & 0x7f) << 1);  in ttusb_dec_process_pva()
509 			memcpy(&dec->v_pes[14], &pva[12 + prebytes],  in ttusb_dec_process_pva()
511 			dec->v_pes_length = 14 + length - 12 - prebytes;  in ttusb_dec_process_pva()
513 			dec->v_pes[7] = 0x00;  in ttusb_dec_process_pva()
514 			dec->v_pes[8] = 0x00;  in ttusb_dec_process_pva()
516 			memcpy(&dec->v_pes[9], &pva[8], length - 8);  in ttusb_dec_process_pva()
517 			dec->v_pes_length = 9 + length - 8;  in ttusb_dec_process_pva()
520 		dec->v_pes_postbytes = postbytes;  in ttusb_dec_process_pva()
522 		if (dec->v_pes[9 + dec->v_pes[8]] == 0x00 &&  in ttusb_dec_process_pva()
523 		    dec->v_pes[10 + dec->v_pes[8]] == 0x00 &&  in ttusb_dec_process_pva()
524 		    dec->v_pes[11 + dec->v_pes[8]] == 0x01)  in ttusb_dec_process_pva()
525 			dec->v_pes[6] = 0x84;  in ttusb_dec_process_pva()
527 			dec->v_pes[6] = 0x80;  in ttusb_dec_process_pva()
529 		v_pes_payload_length = htons(dec->v_pes_length - 6 +  in ttusb_dec_process_pva()
531 		memcpy(&dec->v_pes[4], &v_pes_payload_length, 2);  in ttusb_dec_process_pva()
534 			dvb_filter_pes2ts(&dec->v_pes2ts, dec->v_pes,  in ttusb_dec_process_pva()
535 					  dec->v_pes_length, 1);  in ttusb_dec_process_pva()
542 			dec->audio_filter->feed->cb.ts(pva, length, NULL, 0,  in ttusb_dec_process_pva()
543 				&dec->audio_filter->feed->feed.ts, NULL);  in ttusb_dec_process_pva()
547 		dvb_filter_pes2ts(&dec->a_pes2ts, &pva[8], length - 8,  in ttusb_dec_process_pva()
558 static void ttusb_dec_process_filter(struct ttusb_dec *dec, u8 *packet,  in ttusb_dec_process_filter()  argument
568 	spin_lock_irqsave(&dec->filter_info_list_lock, flags);  in ttusb_dec_process_filter()
569 	for (item = dec->filter_info_list.next; item != &dec->filter_info_list;  in ttusb_dec_process_filter()
577 	spin_unlock_irqrestore(&dec->filter_info_list_lock, flags);  in ttusb_dec_process_filter()
584 static void ttusb_dec_process_packet(struct ttusb_dec *dec)  in ttusb_dec_process_packet()  argument
590 	if (dec->packet_length % 2) {  in ttusb_dec_process_packet()
595 	for (i = 0; i < dec->packet_length; i += 2)  in ttusb_dec_process_packet()
596 		csum ^= ((dec->packet[i] << 8) + dec->packet[i + 1]);  in ttusb_dec_process_packet()
603 	packet_id = dec->packet[dec->packet_length - 4] << 8;  in ttusb_dec_process_packet()
604 	packet_id += dec->packet[dec->packet_length - 3];  in ttusb_dec_process_packet()
606 	if ((packet_id != dec->next_packet_id) && dec->next_packet_id) {  in ttusb_dec_process_packet()
608 		       __func__, dec->next_packet_id - 1, packet_id);  in ttusb_dec_process_packet()
612 		dec->next_packet_id = 0x8000;  in ttusb_dec_process_packet()
614 		dec->next_packet_id = packet_id + 1;  in ttusb_dec_process_packet()
616 	switch (dec->packet_type) {  in ttusb_dec_process_packet()
618 		if (dec->pva_stream_count)  in ttusb_dec_process_packet()
619 			ttusb_dec_process_pva(dec, dec->packet,  in ttusb_dec_process_packet()
620 					      dec->packet_payload_length);  in ttusb_dec_process_packet()
624 		if (dec->filter_stream_count)  in ttusb_dec_process_packet()
625 			ttusb_dec_process_filter(dec, dec->packet,  in ttusb_dec_process_packet()
626 						 dec->packet_payload_length);  in ttusb_dec_process_packet()
641 static void ttusb_dec_process_urb_frame(struct ttusb_dec *dec, u8 *b,  in ttusb_dec_process_urb_frame()  argument
647 		switch (dec->packet_state) {  in ttusb_dec_process_urb_frame()
653 				dec->packet_state++;  in ttusb_dec_process_urb_frame()
655 				dec->packet_state = 0;  in ttusb_dec_process_urb_frame()
662 				dec->packet_state++;  in ttusb_dec_process_urb_frame()
663 				dec->packet_length = 0;  in ttusb_dec_process_urb_frame()
665 				dec->packet_state = 0;  in ttusb_dec_process_urb_frame()
673 			dec->packet[dec->packet_length++] = *b++;  in ttusb_dec_process_urb_frame()
675 			if (dec->packet_length == 2) {  in ttusb_dec_process_urb_frame()
676 				if (dec->packet[0] == 'A' &&  in ttusb_dec_process_urb_frame()
677 				    dec->packet[1] == 'V') {  in ttusb_dec_process_urb_frame()
678 					dec->packet_type =  in ttusb_dec_process_urb_frame()
680 					dec->packet_state++;  in ttusb_dec_process_urb_frame()
681 				} else if (dec->packet[0] == 'S') {  in ttusb_dec_process_urb_frame()
682 					dec->packet_type =  in ttusb_dec_process_urb_frame()
684 					dec->packet_state++;  in ttusb_dec_process_urb_frame()
685 				} else if (dec->packet[0] == 0x00) {  in ttusb_dec_process_urb_frame()
686 					dec->packet_type =  in ttusb_dec_process_urb_frame()
688 					dec->packet_payload_length = 2;  in ttusb_dec_process_urb_frame()
689 					dec->packet_state = 7;  in ttusb_dec_process_urb_frame()
693 					       dec->packet[0], dec->packet[1]);  in ttusb_dec_process_urb_frame()
694 					dec->packet_state = 0;  in ttusb_dec_process_urb_frame()
702 			dec->packet[dec->packet_length++] = *b++;  in ttusb_dec_process_urb_frame()
704 			if (dec->packet_type == TTUSB_DEC_PACKET_PVA &&  in ttusb_dec_process_urb_frame()
705 			    dec->packet_length == 8) {  in ttusb_dec_process_urb_frame()
706 				dec->packet_state++;  in ttusb_dec_process_urb_frame()
707 				dec->packet_payload_length = 8 +  in ttusb_dec_process_urb_frame()
708 					(dec->packet[6] << 8) +  in ttusb_dec_process_urb_frame()
709 					dec->packet[7];  in ttusb_dec_process_urb_frame()
710 			} else if (dec->packet_type ==  in ttusb_dec_process_urb_frame()
712 				   dec->packet_length == 5) {  in ttusb_dec_process_urb_frame()
713 				dec->packet_state++;  in ttusb_dec_process_urb_frame()
714 				dec->packet_payload_length = 5 +  in ttusb_dec_process_urb_frame()
715 					((dec->packet[3] & 0x0f) << 8) +  in ttusb_dec_process_urb_frame()
716 					dec->packet[4];  in ttusb_dec_process_urb_frame()
723 			int remainder = dec->packet_payload_length -  in ttusb_dec_process_urb_frame()
724 					dec->packet_length;  in ttusb_dec_process_urb_frame()
727 				memcpy(dec->packet + dec->packet_length,  in ttusb_dec_process_urb_frame()
729 				dec->packet_length += remainder;  in ttusb_dec_process_urb_frame()
732 				dec->packet_state++;  in ttusb_dec_process_urb_frame()
734 				memcpy(&dec->packet[dec->packet_length],  in ttusb_dec_process_urb_frame()
736 				dec->packet_length += length;  in ttusb_dec_process_urb_frame()
746 			dec->packet[dec->packet_length++] = *b++;  in ttusb_dec_process_urb_frame()
748 			if (dec->packet_type == TTUSB_DEC_PACKET_SECTION &&  in ttusb_dec_process_urb_frame()
749 			    dec->packet_payload_length % 2)  in ttusb_dec_process_urb_frame()
752 			if (dec->packet_length ==  in ttusb_dec_process_urb_frame()
753 			    dec->packet_payload_length + tail) {  in ttusb_dec_process_urb_frame()
754 				ttusb_dec_process_packet(dec);  in ttusb_dec_process_urb_frame()
755 				dec->packet_state = 0;  in ttusb_dec_process_urb_frame()
765 			dec->packet_state = 0;  in ttusb_dec_process_urb_frame()
772 	struct ttusb_dec *dec = from_work(dec, t, urb_bh_work);  in ttusb_dec_process_urb_frame_list()  local
778 		spin_lock_irqsave(&dec->urb_frame_list_lock, flags);  in ttusb_dec_process_urb_frame_list()
779 		if ((item = dec->urb_frame_list.next) != &dec->urb_frame_list) {  in ttusb_dec_process_urb_frame_list()
784 			spin_unlock_irqrestore(&dec->urb_frame_list_lock,  in ttusb_dec_process_urb_frame_list()
788 		spin_unlock_irqrestore(&dec->urb_frame_list_lock, flags);  in ttusb_dec_process_urb_frame_list()
790 		ttusb_dec_process_urb_frame(dec, frame->data, frame->length);  in ttusb_dec_process_urb_frame_list()
797 	struct ttusb_dec *dec = urb->context;  in ttusb_dec_process_urb()  local
819 				spin_lock_irqsave(&dec->urb_frame_list_lock,  in ttusb_dec_process_urb()
822 					      &dec->urb_frame_list);  in ttusb_dec_process_urb()
823 				spin_unlock_irqrestore(&dec->urb_frame_list_lock,  in ttusb_dec_process_urb()
826 				queue_work(system_bh_wq, &dec->urb_bh_work);  in ttusb_dec_process_urb()
836 	if (dec->iso_stream_count)  in ttusb_dec_process_urb()
840 static void ttusb_dec_setup_urbs(struct ttusb_dec *dec)  in ttusb_dec_setup_urbs()  argument
848 		struct urb *urb = dec->iso_urb[i];  in ttusb_dec_setup_urbs()
850 		urb->dev = dec->udev;  in ttusb_dec_setup_urbs()
851 		urb->context = dec;  in ttusb_dec_setup_urbs()
853 		urb->pipe = dec->in_pipe;  in ttusb_dec_setup_urbs()
859 		urb->transfer_buffer = dec->iso_buffer + buffer_offset;  in ttusb_dec_setup_urbs()
870 static void ttusb_dec_stop_iso_xfer(struct ttusb_dec *dec)  in ttusb_dec_stop_iso_xfer()  argument
876 	if (mutex_lock_interruptible(&dec->iso_mutex))  in ttusb_dec_stop_iso_xfer()
879 	dec->iso_stream_count--;  in ttusb_dec_stop_iso_xfer()
881 	if (!dec->iso_stream_count) {  in ttusb_dec_stop_iso_xfer()
883 			usb_kill_urb(dec->iso_urb[i]);  in ttusb_dec_stop_iso_xfer()
886 	mutex_unlock(&dec->iso_mutex);  in ttusb_dec_stop_iso_xfer()
893 static int ttusb_dec_set_interface(struct ttusb_dec *dec,  in ttusb_dec_set_interface()  argument
899 	if (interface != dec->interface) {  in ttusb_dec_set_interface()
902 			result = usb_set_interface(dec->udev, 0, 0);  in ttusb_dec_set_interface()
905 			result = ttusb_dec_send_command(dec, 0x80, sizeof(b),  in ttusb_dec_set_interface()
909 			result = usb_set_interface(dec->udev, 0, 8);  in ttusb_dec_set_interface()
912 			result = usb_set_interface(dec->udev, 0, 1);  in ttusb_dec_set_interface()
919 		dec->interface = interface;  in ttusb_dec_set_interface()
925 static int ttusb_dec_start_iso_xfer(struct ttusb_dec *dec)  in ttusb_dec_start_iso_xfer()  argument
931 	if (mutex_lock_interruptible(&dec->iso_mutex))  in ttusb_dec_start_iso_xfer()
934 	if (!dec->iso_stream_count) {  in ttusb_dec_start_iso_xfer()
935 		ttusb_dec_setup_urbs(dec);  in ttusb_dec_start_iso_xfer()
937 		dec->packet_state = 0;  in ttusb_dec_start_iso_xfer()
938 		dec->v_pes_postbytes = 0;  in ttusb_dec_start_iso_xfer()
939 		dec->next_packet_id = 0;  in ttusb_dec_start_iso_xfer()
942 			if ((result = usb_submit_urb(dec->iso_urb[i],  in ttusb_dec_start_iso_xfer()
948 					usb_kill_urb(dec->iso_urb[i - 1]);  in ttusb_dec_start_iso_xfer()
952 				mutex_unlock(&dec->iso_mutex);  in ttusb_dec_start_iso_xfer()
958 	dec->iso_stream_count++;  in ttusb_dec_start_iso_xfer()
960 	mutex_unlock(&dec->iso_mutex);  in ttusb_dec_start_iso_xfer()
968 	struct ttusb_dec *dec = dvbdmx->priv;  in ttusb_dec_start_ts_feed()  local
991 		dec->pid[DMX_PES_PCR] = dvbdmxfeed->pid;  in ttusb_dec_start_ts_feed()
992 		dec->pid[DMX_PES_VIDEO] = dvbdmxfeed->pid;  in ttusb_dec_start_ts_feed()
993 		dec->video_filter = dvbdmxfeed->filter;  in ttusb_dec_start_ts_feed()
994 		ttusb_dec_set_pids(dec);  in ttusb_dec_start_ts_feed()
999 		dec->pid[DMX_PES_AUDIO] = dvbdmxfeed->pid;  in ttusb_dec_start_ts_feed()
1000 		dec->audio_filter = dvbdmxfeed->filter;  in ttusb_dec_start_ts_feed()
1001 		ttusb_dec_set_pids(dec);  in ttusb_dec_start_ts_feed()
1005 		dec->pid[DMX_PES_TELETEXT] = dvbdmxfeed->pid;  in ttusb_dec_start_ts_feed()
1011 		dec->pid[DMX_PES_PCR] = dvbdmxfeed->pid;  in ttusb_dec_start_ts_feed()
1012 		ttusb_dec_set_pids(dec);  in ttusb_dec_start_ts_feed()
1025 	result = ttusb_dec_send_command(dec, 0x80, sizeof(b0), b0, NULL, NULL);  in ttusb_dec_start_ts_feed()
1029 	dec->pva_stream_count++;  in ttusb_dec_start_ts_feed()
1030 	return ttusb_dec_start_iso_xfer(dec);  in ttusb_dec_start_ts_feed()
1035 	struct ttusb_dec *dec = dvbdmxfeed->demux->priv;  in ttusb_dec_start_sec_feed()  local
1059 	result = ttusb_dec_send_command(dec, 0x60, sizeof(b0), b0,  in ttusb_dec_start_sec_feed()
1071 			spin_lock_irqsave(&dec->filter_info_list_lock, flags);  in ttusb_dec_start_sec_feed()
1073 				      &dec->filter_info_list);  in ttusb_dec_start_sec_feed()
1074 			spin_unlock_irqrestore(&dec->filter_info_list_lock,  in ttusb_dec_start_sec_feed()
1079 			dec->filter_stream_count++;  in ttusb_dec_start_sec_feed()
1080 			return ttusb_dec_start_iso_xfer(dec);  in ttusb_dec_start_sec_feed()
1116 	struct ttusb_dec *dec = dvbdmxfeed->demux->priv;  in ttusb_dec_stop_ts_feed()  local
1119 	ttusb_dec_send_command(dec, 0x81, sizeof(b0), b0, NULL, NULL);  in ttusb_dec_stop_ts_feed()
1121 	dec->pva_stream_count--;  in ttusb_dec_stop_ts_feed()
1123 	ttusb_dec_stop_iso_xfer(dec);  in ttusb_dec_stop_ts_feed()
1130 	struct ttusb_dec *dec = dvbdmxfeed->demux->priv;  in ttusb_dec_stop_sec_feed()  local
1136 	spin_lock_irqsave(&dec->filter_info_list_lock, flags);  in ttusb_dec_stop_sec_feed()
1138 	spin_unlock_irqrestore(&dec->filter_info_list_lock, flags);  in ttusb_dec_stop_sec_feed()
1140 	ttusb_dec_send_command(dec, 0x62, sizeof(b0), b0, NULL, NULL);  in ttusb_dec_stop_sec_feed()
1142 	dec->filter_stream_count--;  in ttusb_dec_stop_sec_feed()
1144 	ttusb_dec_stop_iso_xfer(dec);  in ttusb_dec_stop_sec_feed()
1164 static void ttusb_dec_free_iso_urbs(struct ttusb_dec *dec)  in ttusb_dec_free_iso_urbs()  argument
1171 		usb_free_urb(dec->iso_urb[i]);  in ttusb_dec_free_iso_urbs()
1172 	kfree(dec->iso_buffer);  in ttusb_dec_free_iso_urbs()
1175 static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec)  in ttusb_dec_alloc_iso_urbs()  argument
1181 	dec->iso_buffer = kcalloc(FRAMES_PER_ISO_BUF * ISO_BUF_COUNT,  in ttusb_dec_alloc_iso_urbs()
1183 	if (!dec->iso_buffer)  in ttusb_dec_alloc_iso_urbs()
1190 			ttusb_dec_free_iso_urbs(dec);  in ttusb_dec_alloc_iso_urbs()
1194 		dec->iso_urb[i] = urb;  in ttusb_dec_alloc_iso_urbs()
1197 	ttusb_dec_setup_urbs(dec);  in ttusb_dec_alloc_iso_urbs()
1202 static void ttusb_dec_init_bh_work(struct ttusb_dec *dec)  in ttusb_dec_init_bh_work()  argument
1204 	spin_lock_init(&dec->urb_frame_list_lock);  in ttusb_dec_init_bh_work()
1205 	INIT_LIST_HEAD(&dec->urb_frame_list);  in ttusb_dec_init_bh_work()
1206 	INIT_WORK(&dec->urb_bh_work, ttusb_dec_process_urb_frame_list);  in ttusb_dec_init_bh_work()
1209 static int ttusb_init_rc( struct ttusb_dec *dec)  in ttusb_init_rc()  argument
1216 	usb_make_path(dec->udev, dec->rc_phys, sizeof(dec->rc_phys));  in ttusb_init_rc()
1217 	strlcat(dec->rc_phys, "/input0", sizeof(dec->rc_phys));  in ttusb_init_rc()
1224 	input_dev->phys = dec->rc_phys;  in ttusb_init_rc()
1239 	dec->rc_input_dev = input_dev;  in ttusb_init_rc()
1240 	if (usb_submit_urb(dec->irq_urb, GFP_KERNEL))  in ttusb_init_rc()
1243 	ttusb_dec_send_command(dec,0xb0,sizeof(b),b,NULL,NULL);  in ttusb_init_rc()
1248 static void ttusb_dec_init_v_pes(struct ttusb_dec *dec)  in ttusb_dec_init_v_pes()  argument
1252 	dec->v_pes[0] = 0x00;  in ttusb_dec_init_v_pes()
1253 	dec->v_pes[1] = 0x00;  in ttusb_dec_init_v_pes()
1254 	dec->v_pes[2] = 0x01;  in ttusb_dec_init_v_pes()
1255 	dec->v_pes[3] = 0xe0;  in ttusb_dec_init_v_pes()
1258 static int ttusb_dec_init_usb(struct ttusb_dec *dec)  in ttusb_dec_init_usb()  argument
1264 	mutex_init(&dec->usb_mutex);  in ttusb_dec_init_usb()
1265 	mutex_init(&dec->iso_mutex);  in ttusb_dec_init_usb()
1267 	dec->command_pipe = usb_sndbulkpipe(dec->udev, COMMAND_PIPE);  in ttusb_dec_init_usb()
1268 	dec->result_pipe = usb_rcvbulkpipe(dec->udev, RESULT_PIPE);  in ttusb_dec_init_usb()
1269 	dec->in_pipe = usb_rcvisocpipe(dec->udev, IN_PIPE);  in ttusb_dec_init_usb()
1270 	dec->out_pipe = usb_sndisocpipe(dec->udev, OUT_PIPE);  in ttusb_dec_init_usb()
1271 	dec->irq_pipe = usb_rcvintpipe(dec->udev, IRQ_PIPE);  in ttusb_dec_init_usb()
1274 		dec->irq_urb = usb_alloc_urb(0, GFP_KERNEL);  in ttusb_dec_init_usb()
1275 		if(!dec->irq_urb) {  in ttusb_dec_init_usb()
1278 		dec->irq_buffer = usb_alloc_coherent(dec->udev,IRQ_PACKET_SIZE,  in ttusb_dec_init_usb()
1279 					GFP_KERNEL, &dec->irq_dma_handle);  in ttusb_dec_init_usb()
1280 		if(!dec->irq_buffer) {  in ttusb_dec_init_usb()
1281 			usb_free_urb(dec->irq_urb);  in ttusb_dec_init_usb()
1284 		usb_fill_int_urb(dec->irq_urb, dec->udev,dec->irq_pipe,  in ttusb_dec_init_usb()
1285 				 dec->irq_buffer, IRQ_PACKET_SIZE,  in ttusb_dec_init_usb()
1286 				 ttusb_dec_handle_irq, dec, 1);  in ttusb_dec_init_usb()
1287 		dec->irq_urb->transfer_dma = dec->irq_dma_handle;  in ttusb_dec_init_usb()
1288 		dec->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;  in ttusb_dec_init_usb()
1291 	result = ttusb_dec_alloc_iso_urbs(dec);  in ttusb_dec_init_usb()
1293 		usb_free_urb(dec->irq_urb);  in ttusb_dec_init_usb()
1294 		usb_free_coherent(dec->udev, IRQ_PACKET_SIZE,  in ttusb_dec_init_usb()
1295 				  dec->irq_buffer, dec->irq_dma_handle);  in ttusb_dec_init_usb()
1300 static int ttusb_dec_boot_dsp(struct ttusb_dec *dec)  in ttusb_dec_boot_dsp()  argument
1320 	result = request_firmware(&fw_entry, dec->firmware_name, &dec->udev->dev);  in ttusb_dec_boot_dsp()
1323 		       __func__, dec->firmware_name);  in ttusb_dec_boot_dsp()
1359 	result = ttusb_dec_send_command(dec, 0x41, sizeof(b0), b0, NULL, NULL);  in ttusb_dec_boot_dsp()
1389 			result = usb_bulk_msg(dec->udev, dec->command_pipe, b,  in ttusb_dec_boot_dsp()
1394 			result = usb_bulk_msg(dec->udev, dec->command_pipe, b,  in ttusb_dec_boot_dsp()
1400 	result = ttusb_dec_send_command(dec, 0x43, sizeof(b1), b1, NULL, NULL);  in ttusb_dec_boot_dsp()
1408 static int ttusb_dec_init_stb(struct ttusb_dec *dec)  in ttusb_dec_init_stb()  argument
1415 	result = ttusb_dec_get_stb_state(dec, &mode, &model, &version);  in ttusb_dec_init_stb()
1427 		result = ttusb_dec_boot_dsp(dec);  in ttusb_dec_init_stb()
1437 			ttusb_dec_set_model(dec, TTUSB_DEC3000S);  in ttusb_dec_init_stb()
1441 			ttusb_dec_set_model(dec, TTUSB_DEC2000T);  in ttusb_dec_init_stb()
1444 			ttusb_dec_set_model(dec, TTUSB_DEC2540T);  in ttusb_dec_init_stb()
1452 			dec->can_playback = 1;  in ttusb_dec_init_stb()
1457 static int ttusb_dec_init_dvb(struct ttusb_dec *dec)  in ttusb_dec_init_dvb()  argument
1463 	if ((result = dvb_register_adapter(&dec->adapter,  in ttusb_dec_init_dvb()
1464 					   dec->model_name, THIS_MODULE,  in ttusb_dec_init_dvb()
1465 					   &dec->udev->dev,  in ttusb_dec_init_dvb()
1473 	dec->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING;  in ttusb_dec_init_dvb()
1475 	dec->demux.priv = (void *)dec;  in ttusb_dec_init_dvb()
1476 	dec->demux.filternum = 31;  in ttusb_dec_init_dvb()
1477 	dec->demux.feednum = 31;  in ttusb_dec_init_dvb()
1478 	dec->demux.start_feed = ttusb_dec_start_feed;  in ttusb_dec_init_dvb()
1479 	dec->demux.stop_feed = ttusb_dec_stop_feed;  in ttusb_dec_init_dvb()
1480 	dec->demux.write_to_decoder = NULL;  in ttusb_dec_init_dvb()
1482 	if ((result = dvb_dmx_init(&dec->demux)) < 0) {  in ttusb_dec_init_dvb()
1486 		dvb_unregister_adapter(&dec->adapter);  in ttusb_dec_init_dvb()
1491 	dec->dmxdev.filternum = 32;  in ttusb_dec_init_dvb()
1492 	dec->dmxdev.demux = &dec->demux.dmx;  in ttusb_dec_init_dvb()
1493 	dec->dmxdev.capabilities = 0;  in ttusb_dec_init_dvb()
1495 	if ((result = dvb_dmxdev_init(&dec->dmxdev, &dec->adapter)) < 0) {  in ttusb_dec_init_dvb()
1499 		dvb_dmx_release(&dec->demux);  in ttusb_dec_init_dvb()
1500 		dvb_unregister_adapter(&dec->adapter);  in ttusb_dec_init_dvb()
1505 	dec->frontend.source = DMX_FRONTEND_0;  in ttusb_dec_init_dvb()
1507 	if ((result = dec->demux.dmx.add_frontend(&dec->demux.dmx,  in ttusb_dec_init_dvb()
1508 						  &dec->frontend)) < 0) {  in ttusb_dec_init_dvb()
1512 		dvb_dmxdev_release(&dec->dmxdev);  in ttusb_dec_init_dvb()
1513 		dvb_dmx_release(&dec->demux);  in ttusb_dec_init_dvb()
1514 		dvb_unregister_adapter(&dec->adapter);  in ttusb_dec_init_dvb()
1519 	if ((result = dec->demux.dmx.connect_frontend(&dec->demux.dmx,  in ttusb_dec_init_dvb()
1520 						      &dec->frontend)) < 0) {  in ttusb_dec_init_dvb()
1524 		dec->demux.dmx.remove_frontend(&dec->demux.dmx, &dec->frontend);  in ttusb_dec_init_dvb()
1525 		dvb_dmxdev_release(&dec->dmxdev);  in ttusb_dec_init_dvb()
1526 		dvb_dmx_release(&dec->demux);  in ttusb_dec_init_dvb()
1527 		dvb_unregister_adapter(&dec->adapter);  in ttusb_dec_init_dvb()
1532 	dvb_net_init(&dec->adapter, &dec->dvb_net, &dec->demux.dmx);  in ttusb_dec_init_dvb()
1537 static void ttusb_dec_exit_dvb(struct ttusb_dec *dec)  in ttusb_dec_exit_dvb()  argument
1541 	dvb_net_release(&dec->dvb_net);  in ttusb_dec_exit_dvb()
1542 	dec->demux.dmx.close(&dec->demux.dmx);  in ttusb_dec_exit_dvb()
1543 	dec->demux.dmx.remove_frontend(&dec->demux.dmx, &dec->frontend);  in ttusb_dec_exit_dvb()
1544 	dvb_dmxdev_release(&dec->dmxdev);  in ttusb_dec_exit_dvb()
1545 	dvb_dmx_release(&dec->demux);  in ttusb_dec_exit_dvb()
1546 	if (dec->fe) {  in ttusb_dec_exit_dvb()
1547 		dvb_unregister_frontend(dec->fe);  in ttusb_dec_exit_dvb()
1548 		dvb_frontend_detach(dec->fe);  in ttusb_dec_exit_dvb()
1550 	dvb_unregister_adapter(&dec->adapter);  in ttusb_dec_exit_dvb()
1553 static void ttusb_dec_exit_rc(struct ttusb_dec *dec)  in ttusb_dec_exit_rc()  argument
1557 	if (dec->rc_input_dev) {  in ttusb_dec_exit_rc()
1558 		input_unregister_device(dec->rc_input_dev);  in ttusb_dec_exit_rc()
1559 		dec->rc_input_dev = NULL;  in ttusb_dec_exit_rc()
1564 static void ttusb_dec_exit_usb(struct ttusb_dec *dec)  in ttusb_dec_exit_usb()  argument
1575 		if (dec->interface == TTUSB_DEC_INTERFACE_IN)  in ttusb_dec_exit_usb()
1576 			usb_kill_urb(dec->irq_urb);  in ttusb_dec_exit_usb()
1578 		usb_free_urb(dec->irq_urb);  in ttusb_dec_exit_usb()
1580 		usb_free_coherent(dec->udev, IRQ_PACKET_SIZE,  in ttusb_dec_exit_usb()
1581 				  dec->irq_buffer, dec->irq_dma_handle);  in ttusb_dec_exit_usb()
1584 	dec->iso_stream_count = 0;  in ttusb_dec_exit_usb()
1587 		usb_kill_urb(dec->iso_urb[i]);  in ttusb_dec_exit_usb()
1589 	ttusb_dec_free_iso_urbs(dec);  in ttusb_dec_exit_usb()
1592 static void ttusb_dec_exit_bh_work(struct ttusb_dec *dec)  in ttusb_dec_exit_bh_work()  argument
1597 	cancel_work_sync(&dec->urb_bh_work);  in ttusb_dec_exit_bh_work()
1599 	while ((item = dec->urb_frame_list.next) != &dec->urb_frame_list) {  in ttusb_dec_exit_bh_work()
1606 static void ttusb_dec_init_filters(struct ttusb_dec *dec)  in ttusb_dec_init_filters()  argument
1608 	INIT_LIST_HEAD(&dec->filter_info_list);  in ttusb_dec_init_filters()
1609 	spin_lock_init(&dec->filter_info_list_lock);  in ttusb_dec_init_filters()
1612 static void ttusb_dec_exit_filters(struct ttusb_dec *dec)  in ttusb_dec_exit_filters()  argument
1617 	while ((item = dec->filter_info_list.next) != &dec->filter_info_list) {  in ttusb_dec_exit_filters()
1628 	struct ttusb_dec* dec = fe->dvb->priv;  in fe_send_command()  local
1629 	return ttusb_dec_send_command(dec, command, param_length, params, result_length, cmd_result);  in fe_send_command()
1640 	struct ttusb_dec *dec;  in ttusb_dec_probe()  local
1647 	if (!(dec = kzalloc(sizeof(struct ttusb_dec), GFP_KERNEL))) {  in ttusb_dec_probe()
1652 	usb_set_intfdata(intf, (void *)dec);  in ttusb_dec_probe()
1656 		ttusb_dec_set_model(dec, TTUSB_DEC3000S);  in ttusb_dec_probe()
1660 		ttusb_dec_set_model(dec, TTUSB_DEC2000T);  in ttusb_dec_probe()
1664 		ttusb_dec_set_model(dec, TTUSB_DEC2540T);  in ttusb_dec_probe()
1668 	dec->udev = udev;  in ttusb_dec_probe()
1670 	result = ttusb_dec_init_usb(dec);  in ttusb_dec_probe()
1673 	result = ttusb_dec_init_stb(dec);  in ttusb_dec_probe()
1676 	result = ttusb_dec_init_dvb(dec);  in ttusb_dec_probe()
1680 	dec->adapter.priv = dec;  in ttusb_dec_probe()
1683 		dec->fe = ttusbdecfe_dvbs_attach(&fe_config);  in ttusb_dec_probe()
1688 		dec->fe = ttusbdecfe_dvbt_attach(&fe_config);  in ttusb_dec_probe()
1692 	if (dec->fe == NULL) {  in ttusb_dec_probe()
1694 		       le16_to_cpu(dec->udev->descriptor.idVendor),  in ttusb_dec_probe()
1695 		       le16_to_cpu(dec->udev->descriptor.idProduct));  in ttusb_dec_probe()
1697 		if (dvb_register_frontend(&dec->adapter, dec->fe)) {  in ttusb_dec_probe()
1699 			if (dec->fe->ops.release)  in ttusb_dec_probe()
1700 				dec->fe->ops.release(dec->fe);  in ttusb_dec_probe()
1701 			dec->fe = NULL;  in ttusb_dec_probe()
1705 	ttusb_dec_init_v_pes(dec);  in ttusb_dec_probe()
1706 	ttusb_dec_init_filters(dec);  in ttusb_dec_probe()
1707 	ttusb_dec_init_bh_work(dec);  in ttusb_dec_probe()
1709 	dec->active = 1;  in ttusb_dec_probe()
1711 	ttusb_dec_set_interface(dec, TTUSB_DEC_INTERFACE_IN);  in ttusb_dec_probe()
1714 		ttusb_init_rc(dec);  in ttusb_dec_probe()
1718 	ttusb_dec_exit_usb(dec);  in ttusb_dec_probe()
1720 	kfree(dec);  in ttusb_dec_probe()
1726 	struct ttusb_dec *dec = usb_get_intfdata(intf);  in ttusb_dec_disconnect()  local
1732 	if (dec->active) {  in ttusb_dec_disconnect()
1733 		ttusb_dec_exit_bh_work(dec);  in ttusb_dec_disconnect()
1734 		ttusb_dec_exit_filters(dec);  in ttusb_dec_disconnect()
1736 			ttusb_dec_exit_rc(dec);  in ttusb_dec_disconnect()
1737 		ttusb_dec_exit_usb(dec);  in ttusb_dec_disconnect()
1738 		ttusb_dec_exit_dvb(dec);  in ttusb_dec_disconnect()
1741 	kfree(dec);  in ttusb_dec_disconnect()
1744 static void ttusb_dec_set_model(struct ttusb_dec *dec,  in ttusb_dec_set_model()  argument
1747 	dec->model = model;  in ttusb_dec_set_model()
1751 		dec->model_name = "DEC2000-t";  in ttusb_dec_set_model()
1752 		dec->firmware_name = "dvb-ttusb-dec-2000t.fw";  in ttusb_dec_set_model()
1756 		dec->model_name = "DEC2540-t";  in ttusb_dec_set_model()
1757 		dec->firmware_name = "dvb-ttusb-dec-2540t.fw";  in ttusb_dec_set_model()
1761 		dec->model_name = "DEC3000-s";  in ttusb_dec_set_model()
1762 		dec->firmware_name = "dvb-ttusb-dec-3000s.fw";  in ttusb_dec_set_model()