161 static void ivtv_stream_init(struct ivtv *itv, int type)  in ivtv_stream_init()  argument
163 	struct ivtv_stream *s = &itv->streams[type];  in ivtv_stream_init()
169 	s->itv = itv;  in ivtv_stream_init()
178 	s->buf_size = itv->stream_buf_size[type];  in ivtv_stream_init()
180 		s->buffers = (itv->options.kilobytes[type] * 1024 + s->buf_size - 1) / s->buf_size;  in ivtv_stream_init()
191 static int ivtv_prep_dev(struct ivtv *itv, int type)  in ivtv_prep_dev()  argument
193 	struct ivtv_stream *s = &itv->streams[type];  in ivtv_prep_dev()
195 	int num = itv->instance + ivtv_first_minor + num_offset;  in ivtv_prep_dev()
201 	s->itv = itv;  in ivtv_prep_dev()
206 	if (type == IVTV_ENC_STREAM_TYPE_RAD && !(itv->v4l2_cap & V4L2_CAP_RADIO))  in ivtv_prep_dev()
208 	if (type >= IVTV_DEC_STREAM_TYPE_MPG && !(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))  in ivtv_prep_dev()
214 	    itv->options.kilobytes[type] == 0) {  in ivtv_prep_dev()
219 	ivtv_stream_init(itv, type);  in ivtv_prep_dev()
222 			itv->v4l2_dev.name, s->name);  in ivtv_prep_dev()
225 	s->vdev.v4l2_dev = &itv->v4l2_dev;  in ivtv_prep_dev()
230 	s->vdev.ctrl_handler = itv->v4l2_dev.ctrl_handler;  in ivtv_prep_dev()
233 	s->vdev.lock = &itv->serialize_lock;  in ivtv_prep_dev()
252 int ivtv_streams_setup(struct ivtv *itv)  in ivtv_streams_setup()  argument
259 		if (ivtv_prep_dev(itv, type))  in ivtv_streams_setup()
262 		if (itv->streams[type].vdev.v4l2_dev == NULL)  in ivtv_streams_setup()
266 		if (ivtv_stream_alloc(&itv->streams[type]))  in ivtv_streams_setup()
273 	ivtv_streams_cleanup(itv);  in ivtv_streams_setup()
277 static int ivtv_reg_dev(struct ivtv *itv, int type)  in ivtv_reg_dev()  argument
279 	struct ivtv_stream *s = &itv->streams[type];  in ivtv_reg_dev()
290 		struct ivtv_stream *s_mpg = &itv->streams[IVTV_ENC_STREAM_TYPE_MPG];  in ivtv_reg_dev()
308 			name, s->name, itv->options.kilobytes[type]);  in ivtv_reg_dev()
315 		if (itv->options.kilobytes[type])  in ivtv_reg_dev()
317 				name, s->name, itv->options.kilobytes[type]);  in ivtv_reg_dev()
327 int ivtv_streams_register(struct ivtv *itv)  in ivtv_streams_register()  argument
334 		err |= ivtv_reg_dev(itv, type);  in ivtv_streams_register()
340 	ivtv_streams_cleanup(itv);  in ivtv_streams_register()
345 void ivtv_streams_cleanup(struct ivtv *itv)  in ivtv_streams_cleanup()  argument
351 		struct video_device *vdev = &itv->streams[type].vdev;  in ivtv_streams_cleanup()
357 		ivtv_stream_free(&itv->streams[type]);  in ivtv_streams_cleanup()
358 		itv->streams[type].vdev.v4l2_dev = NULL;  in ivtv_streams_cleanup()
362 static void ivtv_vbi_setup(struct ivtv *itv)  in ivtv_vbi_setup()  argument
364 	int raw = ivtv_raw_vbi(itv);  in ivtv_vbi_setup()
370 	ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, 0xffff , 0, 0, 0, 0);  in ivtv_vbi_setup()
374 		v4l2_subdev_call(itv->sd_video, vbi, s_raw_fmt, &itv->vbi.in.fmt.vbi);  in ivtv_vbi_setup()
376 		v4l2_subdev_call(itv->sd_video, vbi, s_sliced_fmt, &itv->vbi.in.fmt.sliced);  in ivtv_vbi_setup()
384 		lines = itv->vbi.count * 2;  in ivtv_vbi_setup()
386 		lines = itv->is_60hz ? 24 : 38;  in ivtv_vbi_setup()
387 		if (itv->is_60hz && (itv->hw_flags & IVTV_HW_CX25840))  in ivtv_vbi_setup()
391 	itv->vbi.enc_size = lines * (raw ? itv->vbi.raw_size : itv->vbi.sliced_size);  in ivtv_vbi_setup()
400 	data[2] = raw ? 4 : 4 * (itv->vbi.raw_size / itv->vbi.enc_size);  in ivtv_vbi_setup()
408 	if (itv->hw_flags & IVTV_HW_CX25840) {  in ivtv_vbi_setup()
420 		data[6] = (raw ? itv->vbi.raw_size : itv->vbi.sliced_size);  in ivtv_vbi_setup()
433 		data[6] = itv->vbi.enc_size / lines;  in ivtv_vbi_setup()
440 	ivtv_api(itv, CX2341X_ENC_SET_VBI_CONFIG, 7, data);  in ivtv_vbi_setup()
443 	itv->vbi.enc_start = data[2];  in ivtv_vbi_setup()
444 	itv->vbi.fpi = data[0];  in ivtv_vbi_setup()
445 	if (!itv->vbi.fpi)  in ivtv_vbi_setup()
446 		itv->vbi.fpi = 1;  in ivtv_vbi_setup()
449 		itv->vbi.enc_start, data[1], itv->vbi.fpi);  in ivtv_vbi_setup()
456 		if (itv->is_60hz) {  in ivtv_vbi_setup()
461 		ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, i - 1,  in ivtv_vbi_setup()
463 		ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, (i - 1) | 0x80000000,  in ivtv_vbi_setup()
478 	struct ivtv *itv = s->itv;  in ivtv_start_v4l2_encode_stream()  local
493 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_start_v4l2_encode_stream()
494 			ivtv_passthrough_mode(itv, 0);  in ivtv_start_v4l2_encode_stream()
497 		itv->mpg_data_received = itv->vbi_data_inserted = 0;  in ivtv_start_v4l2_encode_stream()
498 		itv->dualwatch_jiffies = jiffies;  in ivtv_start_v4l2_encode_stream()
499 		itv->dualwatch_stereo_mode = v4l2_ctrl_g_ctrl(itv->cxhdl.audio_mode);  in ivtv_start_v4l2_encode_stream()
500 		itv->search_pack_header = 0;  in ivtv_start_v4l2_encode_stream()
504 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_start_v4l2_encode_stream()
520 		itv->vbi.frame = 0;  in ivtv_start_v4l2_encode_stream()
521 		itv->vbi.inserted_frame = 0;  in ivtv_start_v4l2_encode_stream()
522 		memset(itv->vbi.sliced_mpeg_size,  in ivtv_start_v4l2_encode_stream()
523 			0, sizeof(itv->vbi.sliced_mpeg_size));  in ivtv_start_v4l2_encode_stream()
534 	if (atomic_read(&itv->capturing) == 0) {  in ivtv_start_v4l2_encode_stream()
543 		ivtv_vapi(itv, CX2341X_ENC_SET_DMA_BLOCK_SIZE, 2, 1, 1);  in ivtv_start_v4l2_encode_stream()
546 		ivtv_vapi(itv, CX2341X_ENC_SET_VERT_CROP_LINE, 1, 0);  in ivtv_start_v4l2_encode_stream()
553 		ivtv_vapi(itv, CX2341X_ENC_MISC, 2, 3, !itv->has_cx23415);  in ivtv_start_v4l2_encode_stream()
554 		ivtv_vapi(itv, CX2341X_ENC_MISC, 2, 8, 0);  in ivtv_start_v4l2_encode_stream()
555 		ivtv_vapi(itv, CX2341X_ENC_MISC, 2, 4, 1);  in ivtv_start_v4l2_encode_stream()
556 		ivtv_vapi(itv, CX2341X_ENC_MISC, 1, 12);  in ivtv_start_v4l2_encode_stream()
559 		ivtv_vapi(itv, CX2341X_ENC_SET_PLACEHOLDER, 12,  in ivtv_start_v4l2_encode_stream()
562 		if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))  in ivtv_start_v4l2_encode_stream()
564 		else if (itv->card->hw_all & IVTV_HW_SAA7114)  in ivtv_start_v4l2_encode_stream()
569 		ivtv_vapi(itv, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, digitizer, digitizer);  in ivtv_start_v4l2_encode_stream()
572 		if (itv->v4l2_cap & V4L2_CAP_VBI_CAPTURE) {  in ivtv_start_v4l2_encode_stream()
573 			ivtv_vbi_setup(itv);  in ivtv_start_v4l2_encode_stream()
577 		ivtv_vapi_result(itv, data, CX2341X_ENC_SET_PGM_INDEX_INFO, 2, 7, 400);  in ivtv_start_v4l2_encode_stream()
578 		itv->pgm_info_offset = data[0];  in ivtv_start_v4l2_encode_stream()
579 		itv->pgm_info_num = data[1];  in ivtv_start_v4l2_encode_stream()
580 		itv->pgm_info_write_idx = 0;  in ivtv_start_v4l2_encode_stream()
581 		itv->pgm_info_read_idx = 0;  in ivtv_start_v4l2_encode_stream()
584 				itv->pgm_info_offset, itv->pgm_info_num);  in ivtv_start_v4l2_encode_stream()
587 		cx2341x_handler_setup(&itv->cxhdl);  in ivtv_start_v4l2_encode_stream()
590 		if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags))  in ivtv_start_v4l2_encode_stream()
591 			ivtv_vapi(itv, CX2341X_ENC_MUTE_VIDEO, 1,  in ivtv_start_v4l2_encode_stream()
592 				1 | (v4l2_ctrl_g_ctrl(itv->cxhdl.video_mute_yuv) << 8));  in ivtv_start_v4l2_encode_stream()
596 	if (itv->has_cx23415 && !test_and_set_bit(IVTV_F_I_DIG_RST, &itv->i_flags)) {  in ivtv_start_v4l2_encode_stream()
598 		ivtv_vapi(itv, CX2341X_ENC_SET_EVENT_NOTIFICATION, 4, 0, 1, IVTV_IRQ_ENC_VIM_RST, -1);  in ivtv_start_v4l2_encode_stream()
599 		ivtv_clear_irq_mask(itv, IVTV_IRQ_ENC_VIM_RST);  in ivtv_start_v4l2_encode_stream()
602 	if (atomic_read(&itv->capturing) == 0) {  in ivtv_start_v4l2_encode_stream()
604 		ivtv_set_irq_mask(itv, IVTV_IRQ_MASK_CAPTURE);  in ivtv_start_v4l2_encode_stream()
606 		clear_bit(IVTV_F_I_EOS, &itv->i_flags);  in ivtv_start_v4l2_encode_stream()
608 		cx2341x_handler_set_busy(&itv->cxhdl, 1);  in ivtv_start_v4l2_encode_stream()
612 		v4l2_subdev_call(itv->sd_audio, audio, s_stream, 1);  in ivtv_start_v4l2_encode_stream()
614 		v4l2_subdev_call(itv->sd_video, video, s_stream, 0);  in ivtv_start_v4l2_encode_stream()
616 		ivtv_vapi(itv, CX2341X_ENC_INITIALIZE_INPUT, 0);  in ivtv_start_v4l2_encode_stream()
617 		v4l2_subdev_call(itv->sd_video, video, s_stream, 1);  in ivtv_start_v4l2_encode_stream()
621 	if (ivtv_vapi(itv, CX2341X_ENC_START_CAPTURE, 2, captype, subtype))  in ivtv_start_v4l2_encode_stream()
629 		ivtv_passthrough_mode(itv, 1);  in ivtv_start_v4l2_encode_stream()
633 		ivtv_clear_irq_mask(itv, IVTV_IRQ_ENC_VBI_CAP);  in ivtv_start_v4l2_encode_stream()
635 		ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_CAPTURE);  in ivtv_start_v4l2_encode_stream()
638 	atomic_inc(&itv->capturing);  in ivtv_start_v4l2_encode_stream()
646 	struct ivtv *itv = s->itv;  in ivtv_setup_v4l2_decode_stream()  local
656 	width = itv->cxhdl.width;  in ivtv_setup_v4l2_decode_stream()
657 	height = itv->cxhdl.height;  in ivtv_setup_v4l2_decode_stream()
660 	ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);  in ivtv_setup_v4l2_decode_stream()
663 	ivtv_vapi(itv, CX2341X_DEC_SET_DISPLAY_BUFFERS, 1, 0);  in ivtv_setup_v4l2_decode_stream()
666 	ivtv_vapi(itv, CX2341X_DEC_SET_PREBUFFERING, 1, 1);  in ivtv_setup_v4l2_decode_stream()
669 	ivtv_vapi_result(itv, data, CX2341X_DEC_EXTRACT_VBI, 1, 1);  in ivtv_setup_v4l2_decode_stream()
670 	itv->vbi.dec_start = data[0];  in ivtv_setup_v4l2_decode_stream()
673 		itv->vbi.dec_start, data[1]);  in ivtv_setup_v4l2_decode_stream()
681 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_setup_v4l2_decode_stream()
687 			height = itv->is_out_50hz ? 576 : 480;  in ivtv_setup_v4l2_decode_stream()
696 	if (ivtv_vapi(itv, CX2341X_DEC_SET_DECODER_SOURCE, 4, datatype,  in ivtv_setup_v4l2_decode_stream()
697 			width, height, itv->cxhdl.audio_properties)) {  in ivtv_setup_v4l2_decode_stream()
705 	return ivtv_firmware_check(itv, "ivtv_setup_v4l2_decode_stream");  in ivtv_setup_v4l2_decode_stream()
710 	struct ivtv *itv = s->itv;  in ivtv_start_v4l2_decode_stream()  local
728 	ivtv_vapi(itv, CX2341X_DEC_SET_DMA_BLOCK_SIZE, 1, 65536);  in ivtv_start_v4l2_decode_stream()
734 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[0]);  in ivtv_start_v4l2_decode_stream()
735 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[1]);  in ivtv_start_v4l2_decode_stream()
736 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[2]);  in ivtv_start_v4l2_decode_stream()
737 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[3]);  in ivtv_start_v4l2_decode_stream()
738 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[0]);  in ivtv_start_v4l2_decode_stream()
739 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[1]);  in ivtv_start_v4l2_decode_stream()
740 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[2]);  in ivtv_start_v4l2_decode_stream()
741 	writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[3]);  in ivtv_start_v4l2_decode_stream()
744 	ivtv_vapi(itv, CX2341X_DEC_SET_EVENT_NOTIFICATION, 4, 0, 1, IVTV_IRQ_DEC_AUD_MODE_CHG, -1);  in ivtv_start_v4l2_decode_stream()
747 	ivtv_vapi(itv, CX2341X_DEC_START_PLAYBACK, 2, gop_offset, 0);  in ivtv_start_v4l2_decode_stream()
753 	ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_DECODE);  in ivtv_start_v4l2_decode_stream()
754 	IVTV_DEBUG_IRQ("IRQ Mask is now: 0x%08x\n", itv->irqmask);  in ivtv_start_v4l2_decode_stream()
757 	atomic_inc(&itv->decoding);  in ivtv_start_v4l2_decode_stream()
761 void ivtv_stop_all_captures(struct ivtv *itv)  in ivtv_stop_all_captures()  argument
766 		struct ivtv_stream *s = &itv->streams[i];  in ivtv_stop_all_captures()
778 	struct ivtv *itv = s->itv;  in ivtv_stop_v4l2_encode_stream()  local
793 	if (atomic_read(&itv->capturing) == 0)  in ivtv_stop_v4l2_encode_stream()
821 	ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, stopmode, cap_type, s->subtype);  in ivtv_stop_v4l2_encode_stream()
829 			add_wait_queue(&itv->eos_waitq, &wait);  in ivtv_stop_v4l2_encode_stream()
834 			while (!test_bit(IVTV_F_I_EOS, &itv->i_flags) &&  in ivtv_stop_v4l2_encode_stream()
849 			if (!test_bit(IVTV_F_I_EOS, &itv->i_flags)) {  in ivtv_stop_v4l2_encode_stream()
856 			remove_wait_queue(&itv->eos_waitq, &wait);  in ivtv_stop_v4l2_encode_stream()
864 	atomic_dec(&itv->capturing);  in ivtv_stop_v4l2_encode_stream()
870 		ivtv_set_irq_mask(itv, IVTV_IRQ_ENC_VBI_CAP);  in ivtv_stop_v4l2_encode_stream()
872 	if (atomic_read(&itv->capturing) > 0) {  in ivtv_stop_v4l2_encode_stream()
876 	cx2341x_handler_set_busy(&itv->cxhdl, 0);  in ivtv_stop_v4l2_encode_stream()
879 	ivtv_set_irq_mask(itv, IVTV_IRQ_MASK_CAPTURE);  in ivtv_stop_v4l2_encode_stream()
880 	del_timer(&itv->dma_timer);  in ivtv_stop_v4l2_encode_stream()
883 	if (test_and_clear_bit(IVTV_F_I_DIG_RST, &itv->i_flags)) {  in ivtv_stop_v4l2_encode_stream()
886 		ivtv_vapi(itv, CX2341X_ENC_SET_EVENT_NOTIFICATION, 4, 0, 0, IVTV_IRQ_ENC_VIM_RST, -1);  in ivtv_stop_v4l2_encode_stream()
887 		ivtv_set_irq_mask(itv, IVTV_IRQ_ENC_VIM_RST);  in ivtv_stop_v4l2_encode_stream()
892 	ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, 1, 2, 7);  in ivtv_stop_v4l2_encode_stream()
905 	struct ivtv *itv = s->itv;  in ivtv_stop_v4l2_decode_stream()  local
924 			ivtv_vapi(itv, CX2341X_DEC_STOP_PLAYBACK, 3,  in ivtv_stop_v4l2_decode_stream()
929 			ivtv_vapi_result(itv, data, CX2341X_DEC_GET_XFER_INFO, 0);  in ivtv_stop_v4l2_decode_stream()
939 	ivtv_vapi(itv, CX2341X_DEC_STOP_PLAYBACK, 3, flags & V4L2_DEC_CMD_STOP_TO_BLACK, 0, 0);  in ivtv_stop_v4l2_decode_stream()
942 	ivtv_vapi(itv, CX2341X_DEC_SET_EVENT_NOTIFICATION, 4, 0, 0, IVTV_IRQ_DEC_AUD_MODE_CHG, -1);  in ivtv_stop_v4l2_decode_stream()
944 	ivtv_set_irq_mask(itv, IVTV_IRQ_MASK_DECODE);  in ivtv_stop_v4l2_decode_stream()
945 	del_timer(&itv->dma_timer);  in ivtv_stop_v4l2_decode_stream()
955 	atomic_dec(&itv->decoding);  in ivtv_stop_v4l2_decode_stream()
957 	set_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags);  in ivtv_stop_v4l2_decode_stream()
958 	wake_up(&itv->event_waitq);  in ivtv_stop_v4l2_decode_stream()
967 int ivtv_passthrough_mode(struct ivtv *itv, int enable)  in ivtv_passthrough_mode()  argument
969 	struct ivtv_stream *yuv_stream = &itv->streams[IVTV_ENC_STREAM_TYPE_YUV];  in ivtv_passthrough_mode()
970 	struct ivtv_stream *dec_stream = &itv->streams[IVTV_DEC_STREAM_TYPE_YUV];  in ivtv_passthrough_mode()
980 		if (itv->output_mode == OUT_PASSTHROUGH) {  in ivtv_passthrough_mode()
983 		if (ivtv_set_output_mode(itv, OUT_PASSTHROUGH) != OUT_PASSTHROUGH)  in ivtv_passthrough_mode()
994 		ivtv_vapi(itv, CX2341X_DEC_START_PLAYBACK, 2, 0, 1);  in ivtv_passthrough_mode()
995 		atomic_inc(&itv->decoding);  in ivtv_passthrough_mode()
998 		if (atomic_read(&itv->capturing) == 0) {  in ivtv_passthrough_mode()
999 			cx2341x_handler_setup(&itv->cxhdl);  in ivtv_passthrough_mode()
1000 			cx2341x_handler_set_busy(&itv->cxhdl, 1);  in ivtv_passthrough_mode()
1004 		ivtv_vapi(itv, CX2341X_ENC_START_CAPTURE, 2, 2, 11);  in ivtv_passthrough_mode()
1005 		atomic_inc(&itv->capturing);  in ivtv_passthrough_mode()
1009 	if (itv->output_mode != OUT_PASSTHROUGH)  in ivtv_passthrough_mode()
1013 	ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, 1, 2, 11);  in ivtv_passthrough_mode()
1014 	ivtv_vapi(itv, CX2341X_DEC_STOP_PLAYBACK, 3, 1, 0, 0);  in ivtv_passthrough_mode()
1016 	atomic_dec(&itv->capturing);  in ivtv_passthrough_mode()
1017 	atomic_dec(&itv->decoding);  in ivtv_passthrough_mode()
1020 	itv->output_mode = OUT_NONE;  in ivtv_passthrough_mode()
1021 	if (atomic_read(&itv->capturing) == 0)  in ivtv_passthrough_mode()
1022 		cx2341x_handler_set_busy(&itv->cxhdl, 0);  in ivtv_passthrough_mode()