168 static void ivtv_stream_init(struct ivtv *itv, int type)  in ivtv_stream_init()  argument
170 	struct ivtv_stream *s = &itv->streams[type];  in ivtv_stream_init()
176 	s->itv = itv;  in ivtv_stream_init()
185 	s->buf_size = itv->stream_buf_size[type];  in ivtv_stream_init()
187 		s->buffers = (itv->options.kilobytes[type] * 1024 + s->buf_size - 1) / s->buf_size;  in ivtv_stream_init()
198 static int ivtv_prep_dev(struct ivtv *itv, int type)  in ivtv_prep_dev()  argument
200 	struct ivtv_stream *s = &itv->streams[type];  in ivtv_prep_dev()
202 	int num = itv->instance + ivtv_first_minor + num_offset;  in ivtv_prep_dev()
208 	s->itv = itv;  in ivtv_prep_dev()
213 	if (type == IVTV_ENC_STREAM_TYPE_RAD && !(itv->v4l2_cap & V4L2_CAP_RADIO))  in ivtv_prep_dev()
215 	if (type >= IVTV_DEC_STREAM_TYPE_MPG && !(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))  in ivtv_prep_dev()
221 	    itv->options.kilobytes[type] == 0) {  in ivtv_prep_dev()
226 	ivtv_stream_init(itv, type);  in ivtv_prep_dev()
229 			itv->v4l2_dev.name, s->name);  in ivtv_prep_dev()
232 	s->vdev.v4l2_dev = &itv->v4l2_dev;  in ivtv_prep_dev()
237 	s->vdev.ctrl_handler = itv->v4l2_dev.ctrl_handler;  in ivtv_prep_dev()
240 	s->vdev.lock = &itv->serialize_lock;  in ivtv_prep_dev()
259 int ivtv_streams_setup(struct ivtv *itv)  in ivtv_streams_setup()  argument
266 		if (ivtv_prep_dev(itv, type))  in ivtv_streams_setup()
269 		if (itv->streams[type].vdev.v4l2_dev == NULL)  in ivtv_streams_setup()
273 		if (ivtv_stream_alloc(&itv->streams[type]))  in ivtv_streams_setup()
280 	ivtv_streams_cleanup(itv);  in ivtv_streams_setup()
284 static int ivtv_reg_dev(struct ivtv *itv, int type)  in ivtv_reg_dev()  argument
286 	struct ivtv_stream *s = &itv->streams[type];  in ivtv_reg_dev()
297 		struct ivtv_stream *s_mpg = &itv->streams[IVTV_ENC_STREAM_TYPE_MPG];  in ivtv_reg_dev()
302 	if (itv->osd_video_pbase && (type == IVTV_DEC_STREAM_TYPE_YUV ||  in ivtv_reg_dev()
305 		itv->v4l2_cap |= V4L2_CAP_VIDEO_OUTPUT_OVERLAY;  in ivtv_reg_dev()
320 			name, s->name, itv->options.kilobytes[type]);  in ivtv_reg_dev()
327 		if (itv->options.kilobytes[type])  in ivtv_reg_dev()
329 				name, s->name, itv->options.kilobytes[type]);  in ivtv_reg_dev()
339 int ivtv_streams_register(struct ivtv *itv)  in ivtv_streams_register()  argument
346 		err |= ivtv_reg_dev(itv, type);  in ivtv_streams_register()
352 	ivtv_streams_cleanup(itv);  in ivtv_streams_register()
357 void ivtv_streams_cleanup(struct ivtv *itv)  in ivtv_streams_cleanup()  argument
363 		struct video_device *vdev = &itv->streams[type].vdev;  in ivtv_streams_cleanup()
369 		ivtv_stream_free(&itv->streams[type]);  in ivtv_streams_cleanup()
370 		itv->streams[type].vdev.v4l2_dev = NULL;  in ivtv_streams_cleanup()
374 static void ivtv_vbi_setup(struct ivtv *itv)  in ivtv_vbi_setup()  argument
376 	int raw = ivtv_raw_vbi(itv);  in ivtv_vbi_setup()
382 	ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, 0xffff , 0, 0, 0, 0);  in ivtv_vbi_setup()
386 		v4l2_subdev_call(itv->sd_video, vbi, s_raw_fmt, &itv->vbi.in.fmt.vbi);  in ivtv_vbi_setup()
388 		v4l2_subdev_call(itv->sd_video, vbi, s_sliced_fmt, &itv->vbi.in.fmt.sliced);  in ivtv_vbi_setup()
396 		lines = itv->vbi.count * 2;  in ivtv_vbi_setup()
398 		lines = itv->is_60hz ? 24 : 38;  in ivtv_vbi_setup()
399 		if (itv->is_60hz && (itv->hw_flags & IVTV_HW_CX25840))  in ivtv_vbi_setup()
403 	itv->vbi.enc_size = lines * (raw ? itv->vbi.raw_size : itv->vbi.sliced_size);  in ivtv_vbi_setup()
412 	data[2] = raw ? 4 : 4 * (itv->vbi.raw_size / itv->vbi.enc_size);  in ivtv_vbi_setup()
420 	if (itv->hw_flags & IVTV_HW_CX25840) {  in ivtv_vbi_setup()
432 		data[6] = (raw ? itv->vbi.raw_size : itv->vbi.sliced_size);  in ivtv_vbi_setup()
445 		data[6] = itv->vbi.enc_size / lines;  in ivtv_vbi_setup()
452 	ivtv_api(itv, CX2341X_ENC_SET_VBI_CONFIG, 7, data);  in ivtv_vbi_setup()
455 	itv->vbi.enc_start = data[2];  in ivtv_vbi_setup()
456 	itv->vbi.fpi = data[0];  in ivtv_vbi_setup()
457 	if (!itv->vbi.fpi)  in ivtv_vbi_setup()
458 		itv->vbi.fpi = 1;  in ivtv_vbi_setup()
461 		itv->vbi.enc_start, data[1], itv->vbi.fpi);  in ivtv_vbi_setup()
468 		if (itv->is_60hz) {  in ivtv_vbi_setup()
473 		ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, i - 1,  in ivtv_vbi_setup()
475 		ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, (i - 1) | 0x80000000,  in ivtv_vbi_setup()
490 	struct ivtv *itv = s->itv;  in ivtv_start_v4l2_encode_stream()  local
505 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_start_v4l2_encode_stream()
506 			ivtv_passthrough_mode(itv, 0);  in ivtv_start_v4l2_encode_stream()
509 		itv->mpg_data_received = itv->vbi_data_inserted = 0;  in ivtv_start_v4l2_encode_stream()
510 		itv->dualwatch_jiffies = jiffies;  in ivtv_start_v4l2_encode_stream()
511 		itv->dualwatch_stereo_mode = v4l2_ctrl_g_ctrl(itv->cxhdl.audio_mode);  in ivtv_start_v4l2_encode_stream()
512 		itv->search_pack_header = 0;  in ivtv_start_v4l2_encode_stream()
516 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_start_v4l2_encode_stream()
532 		itv->vbi.frame = 0;  in ivtv_start_v4l2_encode_stream()
533 		itv->vbi.inserted_frame = 0;  in ivtv_start_v4l2_encode_stream()
534 		memset(itv->vbi.sliced_mpeg_size,  in ivtv_start_v4l2_encode_stream()
535 			0, sizeof(itv->vbi.sliced_mpeg_size));  in ivtv_start_v4l2_encode_stream()
546 	if (atomic_read(&itv->capturing) == 0) {  in ivtv_start_v4l2_encode_stream()
555 		ivtv_vapi(itv, CX2341X_ENC_SET_DMA_BLOCK_SIZE, 2, 1, 1);  in ivtv_start_v4l2_encode_stream()
558 		ivtv_vapi(itv, CX2341X_ENC_SET_VERT_CROP_LINE, 1, 0);  in ivtv_start_v4l2_encode_stream()
565 		ivtv_vapi(itv, CX2341X_ENC_MISC, 2, 3, !itv->has_cx23415);  in ivtv_start_v4l2_encode_stream()
566 		ivtv_vapi(itv, CX2341X_ENC_MISC, 2, 8, 0);  in ivtv_start_v4l2_encode_stream()
567 		ivtv_vapi(itv, CX2341X_ENC_MISC, 2, 4, 1);  in ivtv_start_v4l2_encode_stream()
568 		ivtv_vapi(itv, CX2341X_ENC_MISC, 1, 12);  in ivtv_start_v4l2_encode_stream()
571 		ivtv_vapi(itv, CX2341X_ENC_SET_PLACEHOLDER, 12,  in ivtv_start_v4l2_encode_stream()
574 		if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))  in ivtv_start_v4l2_encode_stream()
576 		else if (itv->card->hw_all & IVTV_HW_SAA7114)  in ivtv_start_v4l2_encode_stream()
581 		ivtv_vapi(itv, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, digitizer, digitizer);  in ivtv_start_v4l2_encode_stream()
584 		if (itv->v4l2_cap & V4L2_CAP_VBI_CAPTURE) {  in ivtv_start_v4l2_encode_stream()
585 			ivtv_vbi_setup(itv);  in ivtv_start_v4l2_encode_stream()
589 		ivtv_vapi_result(itv, data, CX2341X_ENC_SET_PGM_INDEX_INFO, 2, 7, 400);  in ivtv_start_v4l2_encode_stream()
590 		itv->pgm_info_offset = data[0];  in ivtv_start_v4l2_encode_stream()
591 		itv->pgm_info_num = data[1];  in ivtv_start_v4l2_encode_stream()
592 		itv->pgm_info_write_idx = 0;  in ivtv_start_v4l2_encode_stream()
593 		itv->pgm_info_read_idx = 0;  in ivtv_start_v4l2_encode_stream()
596 				itv->pgm_info_offset, itv->pgm_info_num);  in ivtv_start_v4l2_encode_stream()
599 		cx2341x_handler_setup(&itv->cxhdl);  in ivtv_start_v4l2_encode_stream()
602 		if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags))  in ivtv_start_v4l2_encode_stream()
603 			ivtv_vapi(itv, CX2341X_ENC_MUTE_VIDEO, 1,  in ivtv_start_v4l2_encode_stream()
604 				1 | (v4l2_ctrl_g_ctrl(itv->cxhdl.video_mute_yuv) << 8));  in ivtv_start_v4l2_encode_stream()
608 	if (itv->has_cx23415 && !test_and_set_bit(IVTV_F_I_DIG_RST, &itv->i_flags)) {  in ivtv_start_v4l2_encode_stream()
610 		ivtv_vapi(itv, CX2341X_ENC_SET_EVENT_NOTIFICATION, 4, 0, 1, IVTV_IRQ_ENC_VIM_RST, -1);  in ivtv_start_v4l2_encode_stream()
611 		ivtv_clear_irq_mask(itv, IVTV_IRQ_ENC_VIM_RST);  in ivtv_start_v4l2_encode_stream()
614 	if (atomic_read(&itv->capturing) == 0) {  in ivtv_start_v4l2_encode_stream()
616 		ivtv_set_irq_mask(itv, IVTV_IRQ_MASK_CAPTURE);  in ivtv_start_v4l2_encode_stream()
618 		clear_bit(IVTV_F_I_EOS, &itv->i_flags);  in ivtv_start_v4l2_encode_stream()
620 		cx2341x_handler_set_busy(&itv->cxhdl, 1);  in ivtv_start_v4l2_encode_stream()
624 		v4l2_subdev_call(itv->sd_audio, audio, s_stream, 1);  in ivtv_start_v4l2_encode_stream()
626 		if (itv->sd_video_is_streaming)  in ivtv_start_v4l2_encode_stream()
627 			v4l2_subdev_call(itv->sd_video, video, s_stream, 0);  in ivtv_start_v4l2_encode_stream()
629 		ivtv_vapi(itv, CX2341X_ENC_INITIALIZE_INPUT, 0);  in ivtv_start_v4l2_encode_stream()
630 		v4l2_subdev_call(itv->sd_video, video, s_stream, 1);  in ivtv_start_v4l2_encode_stream()
631 		itv->sd_video_is_streaming = true;  in ivtv_start_v4l2_encode_stream()
635 	if (ivtv_vapi(itv, CX2341X_ENC_START_CAPTURE, 2, captype, subtype))  in ivtv_start_v4l2_encode_stream()
643 		ivtv_passthrough_mode(itv, 1);  in ivtv_start_v4l2_encode_stream()
647 		ivtv_clear_irq_mask(itv, IVTV_IRQ_ENC_VBI_CAP);  in ivtv_start_v4l2_encode_stream()
649 		ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_CAPTURE);  in ivtv_start_v4l2_encode_stream()
652 	atomic_inc(&itv->capturing);  in ivtv_start_v4l2_encode_stream()
660 	struct ivtv *itv = s->itv;  in ivtv_setup_v4l2_decode_stream()  local
670 	width = itv->cxhdl.width;  in ivtv_setup_v4l2_decode_stream()
671 	height = itv->cxhdl.height;  in ivtv_setup_v4l2_decode_stream()
674 	ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);  in ivtv_setup_v4l2_decode_stream()
677 	ivtv_vapi(itv, CX2341X_DEC_SET_DISPLAY_BUFFERS, 1, 0);  in ivtv_setup_v4l2_decode_stream()
680 	ivtv_vapi(itv, CX2341X_DEC_SET_PREBUFFERING, 1, 1);  in ivtv_setup_v4l2_decode_stream()
683 	ivtv_vapi_result(itv, data, CX2341X_DEC_EXTRACT_VBI, 1, 1);  in ivtv_setup_v4l2_decode_stream()
684 	itv->vbi.dec_start = data[0];  in ivtv_setup_v4l2_decode_stream()
687 		itv->vbi.dec_start, data[1]);  in ivtv_setup_v4l2_decode_stream()
695 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_setup_v4l2_decode_stream()
701 			height = itv->is_out_50hz ? 576 : 480;  in ivtv_setup_v4l2_decode_stream()
710 	if (ivtv_vapi(itv, CX2341X_DEC_SET_DECODER_SOURCE, 4, datatype,  in ivtv_setup_v4l2_decode_stream()
711 			width, height, itv->cxhdl.audio_properties)) {  in ivtv_setup_v4l2_decode_stream()
719 	return ivtv_firmware_check(itv, "ivtv_setup_v4l2_decode_stream");  in ivtv_setup_v4l2_decode_stream()
724 	struct ivtv *itv = s->itv;  in ivtv_start_v4l2_decode_stream()  local
742 	ivtv_vapi(itv, CX2341X_DEC_SET_DMA_BLOCK_SIZE, 1, 65536);  in ivtv_start_v4l2_decode_stream()
748 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[0]);  in ivtv_start_v4l2_decode_stream()
749 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[1]);  in ivtv_start_v4l2_decode_stream()
750 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[2]);  in ivtv_start_v4l2_decode_stream()
751 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[3]);  in ivtv_start_v4l2_decode_stream()
752 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[0]);  in ivtv_start_v4l2_decode_stream()
753 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[1]);  in ivtv_start_v4l2_decode_stream()
754 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[2]);  in ivtv_start_v4l2_decode_stream()
755 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[3]);  in ivtv_start_v4l2_decode_stream()
758 	ivtv_vapi(itv, CX2341X_DEC_SET_EVENT_NOTIFICATION, 4, 0, 1, IVTV_IRQ_DEC_AUD_MODE_CHG, -1);  in ivtv_start_v4l2_decode_stream()
761 	ivtv_vapi(itv, CX2341X_DEC_START_PLAYBACK, 2, gop_offset, 0);  in ivtv_start_v4l2_decode_stream()
767 	ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_DECODE);  in ivtv_start_v4l2_decode_stream()
768 	IVTV_DEBUG_IRQ("IRQ Mask is now: 0x%08x\n", itv->irqmask);  in ivtv_start_v4l2_decode_stream()
771 	atomic_inc(&itv->decoding);  in ivtv_start_v4l2_decode_stream()
775 void ivtv_stop_all_captures(struct ivtv *itv)  in ivtv_stop_all_captures()  argument
780 		struct ivtv_stream *s = &itv->streams[i];  in ivtv_stop_all_captures()
792 	struct ivtv *itv = s->itv;  in ivtv_stop_v4l2_encode_stream()  local
807 	if (atomic_read(&itv->capturing) == 0)  in ivtv_stop_v4l2_encode_stream()
835 	ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, stopmode, cap_type, s->subtype);  in ivtv_stop_v4l2_encode_stream()
843 			add_wait_queue(&itv->eos_waitq, &wait);  in ivtv_stop_v4l2_encode_stream()
848 			while (!test_bit(IVTV_F_I_EOS, &itv->i_flags) &&  in ivtv_stop_v4l2_encode_stream()
863 			if (!test_bit(IVTV_F_I_EOS, &itv->i_flags)) {  in ivtv_stop_v4l2_encode_stream()
870 			remove_wait_queue(&itv->eos_waitq, &wait);  in ivtv_stop_v4l2_encode_stream()
878 	atomic_dec(&itv->capturing);  in ivtv_stop_v4l2_encode_stream()
884 		ivtv_set_irq_mask(itv, IVTV_IRQ_ENC_VBI_CAP);  in ivtv_stop_v4l2_encode_stream()
886 	if (atomic_read(&itv->capturing) > 0) {  in ivtv_stop_v4l2_encode_stream()
890 	cx2341x_handler_set_busy(&itv->cxhdl, 0);  in ivtv_stop_v4l2_encode_stream()
893 	ivtv_set_irq_mask(itv, IVTV_IRQ_MASK_CAPTURE);  in ivtv_stop_v4l2_encode_stream()
894 	timer_delete(&itv->dma_timer);  in ivtv_stop_v4l2_encode_stream()
897 	if (test_and_clear_bit(IVTV_F_I_DIG_RST, &itv->i_flags)) {  in ivtv_stop_v4l2_encode_stream()
900 		ivtv_vapi(itv, CX2341X_ENC_SET_EVENT_NOTIFICATION, 4, 0, 0, IVTV_IRQ_ENC_VIM_RST, -1);  in ivtv_stop_v4l2_encode_stream()
901 		ivtv_set_irq_mask(itv, IVTV_IRQ_ENC_VIM_RST);  in ivtv_stop_v4l2_encode_stream()
906 	ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, 1, 2, 7);  in ivtv_stop_v4l2_encode_stream()
919 	struct ivtv *itv = s->itv;  in ivtv_stop_v4l2_decode_stream()  local
938 			ivtv_vapi(itv, CX2341X_DEC_STOP_PLAYBACK, 3,  in ivtv_stop_v4l2_decode_stream()
943 			ivtv_vapi_result(itv, data, CX2341X_DEC_GET_XFER_INFO, 0);  in ivtv_stop_v4l2_decode_stream()
953 	ivtv_vapi(itv, CX2341X_DEC_STOP_PLAYBACK, 3, flags & V4L2_DEC_CMD_STOP_TO_BLACK, 0, 0);  in ivtv_stop_v4l2_decode_stream()
956 	ivtv_vapi(itv, CX2341X_DEC_SET_EVENT_NOTIFICATION, 4, 0, 0, IVTV_IRQ_DEC_AUD_MODE_CHG, -1);  in ivtv_stop_v4l2_decode_stream()
958 	ivtv_set_irq_mask(itv, IVTV_IRQ_MASK_DECODE);  in ivtv_stop_v4l2_decode_stream()
959 	timer_delete(&itv->dma_timer);  in ivtv_stop_v4l2_decode_stream()
969 	atomic_dec(&itv->decoding);  in ivtv_stop_v4l2_decode_stream()
971 	set_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags);  in ivtv_stop_v4l2_decode_stream()
972 	wake_up(&itv->event_waitq);  in ivtv_stop_v4l2_decode_stream()
981 int ivtv_passthrough_mode(struct ivtv *itv, int enable)  in ivtv_passthrough_mode()  argument
983 	struct ivtv_stream *yuv_stream = &itv->streams[IVTV_ENC_STREAM_TYPE_YUV];  in ivtv_passthrough_mode()
984 	struct ivtv_stream *dec_stream = &itv->streams[IVTV_DEC_STREAM_TYPE_YUV];  in ivtv_passthrough_mode()
994 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_passthrough_mode()
997 		if (ivtv_set_output_mode(itv, OUT_PASSTHROUGH) != OUT_PASSTHROUGH)  in ivtv_passthrough_mode()
1008 		ivtv_vapi(itv, CX2341X_DEC_START_PLAYBACK, 2, 0, 1);  in ivtv_passthrough_mode()
1009 		atomic_inc(&itv->decoding);  in ivtv_passthrough_mode()
1012 		if (atomic_read(&itv->capturing) == 0) {  in ivtv_passthrough_mode()
1013 			cx2341x_handler_setup(&itv->cxhdl);  in ivtv_passthrough_mode()
1014 			cx2341x_handler_set_busy(&itv->cxhdl, 1);  in ivtv_passthrough_mode()
1018 		ivtv_vapi(itv, CX2341X_ENC_START_CAPTURE, 2, 2, 11);  in ivtv_passthrough_mode()
1019 		atomic_inc(&itv->capturing);  in ivtv_passthrough_mode()
1023 	if (itv->output_mode != OUT_PASSTHROUGH)  in ivtv_passthrough_mode()
1027 	ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, 1, 2, 11);  in ivtv_passthrough_mode()
1028 	ivtv_vapi(itv, CX2341X_DEC_STOP_PLAYBACK, 3, 1, 0, 0);  in ivtv_passthrough_mode()
1030 	atomic_dec(&itv->capturing);  in ivtv_passthrough_mode()
1031 	atomic_dec(&itv->decoding);  in ivtv_passthrough_mode()
1034 	itv->output_mode = OUT_NONE;  in ivtv_passthrough_mode()
1035 	if (atomic_read(&itv->capturing) == 0)  in ivtv_passthrough_mode()
1036 		cx2341x_handler_set_busy(&itv->cxhdl, 0);  in ivtv_passthrough_mode()