85 	struct cx231xx_dmaqueue *dma_q = urb->context;  in cx231xx_isoc_vbi_copy()  local
110 		if (dma_q->is_partial_line) {  in cx231xx_isoc_vbi_copy()
113 			sav_eav = dma_q->last_sav;  in cx231xx_isoc_vbi_copy()
119 							  dma_q->partial_buf,  in cx231xx_isoc_vbi_copy()
127 			bytes_parsed += cx231xx_get_vbi_line(dev, dma_q,  in cx231xx_isoc_vbi_copy()
134 		dma_q->is_partial_line = 0;  in cx231xx_isoc_vbi_copy()
149 					dma_q, sav_eav,	/* SAV/EAV */  in cx231xx_isoc_vbi_copy()
157 		memcpy(dma_q->partial_buf, p_buffer + buffer_size - 4, 4);  in cx231xx_isoc_vbi_copy()
305 	struct cx231xx_dmaqueue *dma_q = urb->context;  in cx231xx_irq_vbi_callback()  local
307 	    container_of(dma_q, struct cx231xx_video_mode, vidq);  in cx231xx_irq_vbi_callback()
390 	struct cx231xx_dmaqueue *dma_q = &dev->vbi_mode.vidq;  in cx231xx_init_vbi_isoc()  local
408 	dma_q->pos = 0;  in cx231xx_init_vbi_isoc()
409 	dma_q->is_partial_line = 0;  in cx231xx_init_vbi_isoc()
410 	dma_q->last_sav = 0;  in cx231xx_init_vbi_isoc()
411 	dma_q->current_field = -1;  in cx231xx_init_vbi_isoc()
412 	dma_q->bytes_left_in_line = dev->width << 1;  in cx231xx_init_vbi_isoc()
413 	dma_q->lines_per_field = ((dev->norm & V4L2_STD_625_50) ?  in cx231xx_init_vbi_isoc()
415 	dma_q->lines_completed = 0;  in cx231xx_init_vbi_isoc()
417 		dma_q->partial_buf[i] = 0;  in cx231xx_init_vbi_isoc()
468 				  sb_size, cx231xx_irq_vbi_callback, dma_q);  in cx231xx_init_vbi_isoc()
471 	init_waitqueue_head(&dma_q->wq);  in cx231xx_init_vbi_isoc()
490 u32 cx231xx_get_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,  in cx231xx_get_vbi_line()  argument
512 	dma_q->last_sav = sav_eav;  in cx231xx_get_vbi_line()
515 	    cx231xx_copy_vbi_line(dev, dma_q, p_buffer, buffer_size,  in cx231xx_get_vbi_line()
525 				     struct cx231xx_dmaqueue *dma_q,  in vbi_buffer_filled()  argument
541 u32 cx231xx_copy_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,  in cx231xx_copy_vbi_line()  argument
548 	if (dma_q->current_field == -1) {  in cx231xx_copy_vbi_line()
550 		cx231xx_reset_vbi_buffer(dev, dma_q);  in cx231xx_copy_vbi_line()
553 	if (dma_q->current_field != field_number)  in cx231xx_copy_vbi_line()
554 		dma_q->lines_completed = 0;  in cx231xx_copy_vbi_line()
560 	dma_q->current_field = field_number;  in cx231xx_copy_vbi_line()
562 	bytes_to_copy = dma_q->bytes_left_in_line;  in cx231xx_copy_vbi_line()
566 	if (dma_q->lines_completed >= dma_q->lines_per_field) {  in cx231xx_copy_vbi_line()
567 		dma_q->bytes_left_in_line -= bytes_to_copy;  in cx231xx_copy_vbi_line()
568 		dma_q->is_partial_line =  in cx231xx_copy_vbi_line()
569 		    (dma_q->bytes_left_in_line == 0) ? 0 : 1;  in cx231xx_copy_vbi_line()
573 	dma_q->is_partial_line = 1;  in cx231xx_copy_vbi_line()
578 		dma_q->bytes_left_in_line -= bytes_to_copy;  in cx231xx_copy_vbi_line()
579 		dma_q->is_partial_line =  in cx231xx_copy_vbi_line()
580 		    (dma_q->bytes_left_in_line == 0) ? 0 : 1;  in cx231xx_copy_vbi_line()
585 	cx231xx_do_vbi_copy(dev, dma_q, p_line, bytes_to_copy);  in cx231xx_copy_vbi_line()
587 	dma_q->pos += bytes_to_copy;  in cx231xx_copy_vbi_line()
588 	dma_q->bytes_left_in_line -= bytes_to_copy;  in cx231xx_copy_vbi_line()
590 	if (dma_q->bytes_left_in_line == 0) {  in cx231xx_copy_vbi_line()
592 		dma_q->bytes_left_in_line = _line_size;  in cx231xx_copy_vbi_line()
593 		dma_q->lines_completed++;  in cx231xx_copy_vbi_line()
594 		dma_q->is_partial_line = 0;  in cx231xx_copy_vbi_line()
596 		if (cx231xx_is_vbi_buffer_done(dev, dma_q) && buf) {  in cx231xx_copy_vbi_line()
598 			vbi_buffer_filled(dev, dma_q, buf);  in cx231xx_copy_vbi_line()
600 			dma_q->pos = 0;  in cx231xx_copy_vbi_line()
601 			dma_q->lines_completed = 0;  in cx231xx_copy_vbi_line()
602 			cx231xx_reset_vbi_buffer(dev, dma_q);  in cx231xx_copy_vbi_line()
612 static inline void get_next_vbi_buf(struct cx231xx_dmaqueue *dma_q,  in get_next_vbi_buf()  argument
616 	    container_of(dma_q, struct cx231xx_video_mode, vidq);  in get_next_vbi_buf()
620 	if (list_empty(&dma_q->active)) {  in get_next_vbi_buf()
628 	*buf = list_entry(dma_q->active.next, struct cx231xx_buffer, vb.queue);  in get_next_vbi_buf()
640 			      struct cx231xx_dmaqueue *dma_q)  in cx231xx_reset_vbi_buffer()  argument
648 		get_next_vbi_buf(dma_q, &buf);  in cx231xx_reset_vbi_buffer()
650 		dma_q->pos = 0;  in cx231xx_reset_vbi_buffer()
651 		dma_q->current_field = -1;  in cx231xx_reset_vbi_buffer()
654 	dma_q->bytes_left_in_line = dev->width << 1;  in cx231xx_reset_vbi_buffer()
655 	dma_q->lines_completed = 0;  in cx231xx_reset_vbi_buffer()
658 int cx231xx_do_vbi_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,  in cx231xx_do_vbi_copy()  argument
675 	if (dma_q->bytes_left_in_line != _line_size) {  in cx231xx_do_vbi_copy()
677 		    _line_size - dma_q->bytes_left_in_line;  in cx231xx_do_vbi_copy()
680 	offset = (dma_q->lines_completed * _line_size) +  in cx231xx_do_vbi_copy()
683 	if (dma_q->current_field == 2) {  in cx231xx_do_vbi_copy()
685 		offset += (dev->width * 2 * dma_q->lines_per_field);  in cx231xx_do_vbi_copy()
691 	lencopy = dma_q->bytes_left_in_line > bytes_to_copy ?  in cx231xx_do_vbi_copy()
692 		  bytes_to_copy : dma_q->bytes_left_in_line;  in cx231xx_do_vbi_copy()
700 			      struct cx231xx_dmaqueue *dma_q)  in cx231xx_is_vbi_buffer_done()  argument
706 	if (dma_q->lines_completed == height && dma_q->current_field == 2)  in cx231xx_is_vbi_buffer_done()