78 	struct timblogiw_fh	*fh;  member
121 	struct timblogiw_fh *fh = buf->fh;  in timblogiw_dma_cb()  local
124 	spin_lock(&fh->queue_lock);  in timblogiw_dma_cb()
129 	fh->frame_count++;  in timblogiw_dma_cb()
134 		vb->field_count = fh->frame_count * 2;  in timblogiw_dma_cb()
140 	if (!list_empty(&fh->capture)) {  in timblogiw_dma_cb()
141 		vb = list_entry(fh->capture.next, struct videobuf_buffer,  in timblogiw_dma_cb()
146 	spin_unlock(&fh->queue_lock);  in timblogiw_dma_cb()
161 	struct timblogiw_fh *fh = priv;  in timblogiw_g_fmt()  local
170 	format->fmt.pix.width = fh->cur_norm->width;  in timblogiw_g_fmt()
171 	format->fmt.pix.height = fh->cur_norm->height;  in timblogiw_g_fmt()
173 	format->fmt.pix.bytesperline = timblogiw_bytes_per_line(fh->cur_norm);  in timblogiw_g_fmt()
174 	format->fmt.pix.sizeimage = timblogiw_frame_size(fh->cur_norm);  in timblogiw_g_fmt()
212 	struct timblogiw_fh *fh = priv;  in timblogiw_s_fmt()  local
222 	if (videobuf_queue_is_busy(&fh->vb_vidq)) {  in timblogiw_s_fmt()
228 	pix->width = fh->cur_norm->width;  in timblogiw_s_fmt()
229 	pix->height = fh->cur_norm->height;  in timblogiw_s_fmt()
274 	struct timblogiw_fh *fh = priv;  in timblogiw_g_parm()  local
279 	cp->timeperframe.denominator = fh->cur_norm->fps;  in timblogiw_g_parm()
288 	struct timblogiw_fh *fh = priv;  in timblogiw_reqbufs()  local
292 	return videobuf_reqbufs(&fh->vb_vidq, rb);  in timblogiw_reqbufs()
299 	struct timblogiw_fh *fh = priv;  in timblogiw_querybuf()  local
303 	return videobuf_querybuf(&fh->vb_vidq, b);  in timblogiw_querybuf()
309 	struct timblogiw_fh *fh = priv;  in timblogiw_qbuf()  local
313 	return videobuf_qbuf(&fh->vb_vidq, b);  in timblogiw_qbuf()
320 	struct timblogiw_fh *fh = priv;  in timblogiw_dqbuf()  local
324 	return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);  in timblogiw_dqbuf()
330 	struct timblogiw_fh *fh = priv;  in timblogiw_g_std()  local
334 	*std = fh->cur_norm->std;  in timblogiw_g_std()
342 	struct timblogiw_fh *fh = priv;  in timblogiw_s_std()  local
353 		fh->cur_norm = timblogiw_get_norm(std);  in timblogiw_s_std()
409 	struct timblogiw_fh *fh = priv;  in timblogiw_streamon()  local
418 	fh->frame_count = 0;  in timblogiw_streamon()
419 	return videobuf_streamon(&fh->vb_vidq);  in timblogiw_streamon()
426 	struct timblogiw_fh *fh = priv;  in timblogiw_streamoff()  local
433 	return videobuf_streamoff(&fh->vb_vidq);  in timblogiw_streamoff()
440 	struct timblogiw_fh *fh = priv;  in timblogiw_querystd()  local
447 		*std = fh->cur_norm->std;  in timblogiw_querystd()
456 	struct timblogiw_fh *fh = priv;  in timblogiw_enum_framesizes()  local
466 	fsize->discrete.width = fh->cur_norm->width;  in timblogiw_enum_framesizes()
467 	fsize->discrete.height = fh->cur_norm->height;  in timblogiw_enum_framesizes()
477 	struct timblogiw_fh *fh = vq->priv_data;  in buffer_setup()  local
479 	*size = timblogiw_frame_size(fh->cur_norm);  in buffer_setup()
493 	struct timblogiw_fh *fh = vq->priv_data;  in buffer_prepare()  local
496 	unsigned int data_size = timblogiw_frame_size(fh->cur_norm);  in buffer_prepare()
504 	vb->width = fh->cur_norm->width;  in buffer_prepare()
505 	vb->height = fh->cur_norm->height;  in buffer_prepare()
512 			timblogiw_bytes_per_line(fh->cur_norm);  in buffer_prepare()
532 		buf->fh = fh;  in buffer_prepare()
545 	struct timblogiw_fh *fh = vq->priv_data;  in buffer_queue()  local
551 		timblogiw_bytes_per_line(fh->cur_norm);  in buffer_queue()
553 	sg_elems = timblogiw_frame_size(fh->cur_norm) / bytes_per_desc;  in buffer_queue()
555 		(timblogiw_frame_size(fh->cur_norm) % bytes_per_desc) ? 1 : 0;  in buffer_queue()
557 	if (list_empty(&fh->capture))  in buffer_queue()
562 	list_add_tail(&vb->queue, &fh->capture);  in buffer_queue()
564 	spin_unlock_irq(&fh->queue_lock);  in buffer_queue()
566 	desc = dmaengine_prep_slave_sg(fh->chan,  in buffer_queue()
570 		spin_lock_irq(&fh->queue_lock);  in buffer_queue()
581 	spin_lock_irq(&fh->queue_lock);  in buffer_queue()
587 	struct timblogiw_fh *fh = vq->priv_data;  in buffer_release()  local
593 		dma_sync_wait(fh->chan, buf->cookie);  in buffer_release()
612 	struct timblogiw_fh *fh;  in timblogiw_open()  local
651 	fh = kzalloc(sizeof(*fh), GFP_KERNEL);  in timblogiw_open()
652 	if (!fh) {  in timblogiw_open()
657 	fh->cur_norm = timblogiw_tvnorms;  in timblogiw_open()
658 	timblogiw_querystd(file, fh, &std);  in timblogiw_open()
659 	fh->cur_norm = timblogiw_get_norm(std);  in timblogiw_open()
661 	INIT_LIST_HEAD(&fh->capture);  in timblogiw_open()
662 	spin_lock_init(&fh->queue_lock);  in timblogiw_open()
669 	fh->chan = dma_request_channel(mask, timblogiw_dma_filter_fn,  in timblogiw_open()
671 	if (!fh->chan) {  in timblogiw_open()
673 		kfree(fh);  in timblogiw_open()
678 	file->private_data = fh;  in timblogiw_open()
679 	videobuf_queue_dma_contig_init(&fh->vb_vidq,  in timblogiw_open()
680 		&timblogiw_video_qops, lw->dev, &fh->queue_lock,  in timblogiw_open()
682 		sizeof(struct timblogiw_buffer), fh, NULL);  in timblogiw_open()
695 	struct timblogiw_fh *fh = file->private_data;  in timblogiw_close()  local
699 	videobuf_stop(&fh->vb_vidq);  in timblogiw_close()
700 	videobuf_mmap_free(&fh->vb_vidq);  in timblogiw_close()
702 	dma_release_channel(fh->chan);  in timblogiw_close()
704 	kfree(fh);  in timblogiw_close()
716 	struct timblogiw_fh *fh = file->private_data;  in timblogiw_read()  local
720 	return videobuf_read_stream(&fh->vb_vidq, data, count, ppos, 0,  in timblogiw_read()
728 	struct timblogiw_fh *fh = file->private_data;  in timblogiw_poll()  local
732 	return videobuf_poll_stream(file, &fh->vb_vidq, wait);  in timblogiw_poll()
738 	struct timblogiw_fh *fh = file->private_data;  in timblogiw_mmap()  local
742 	return videobuf_mmap_mapper(&fh->vb_vidq, vma);  in timblogiw_mmap()