3  * Driver for Renesas RZ/G2L CRU
22 #include "rzg2l-cru.h"
23 #include "rzg2l-cru-regs.h"
45 static void rzg2l_cru_write(struct rzg2l_cru_dev *cru, u32 offset, u32 value)  in rzg2l_cru_write()  argument
47 	iowrite32(value, cru->base + offset);  in rzg2l_cru_write()
50 static u32 rzg2l_cru_read(struct rzg2l_cru_dev *cru, u32 offset)  in rzg2l_cru_read()  argument
52 	return ioread32(cru->base + offset);  in rzg2l_cru_read()
56 static void return_unused_buffers(struct rzg2l_cru_dev *cru,  in return_unused_buffers()  argument
63 	spin_lock_irqsave(&cru->qlock, flags);  in return_unused_buffers()
64 	for (i = 0; i < cru->num_buf; i++) {  in return_unused_buffers()
65 		if (cru->queue_buf[i]) {  in return_unused_buffers()
66 			vb2_buffer_done(&cru->queue_buf[i]->vb2_buf,  in return_unused_buffers()
68 			cru->queue_buf[i] = NULL;  in return_unused_buffers()
72 	list_for_each_entry_safe(buf, node, &cru->buf_list, list) {  in return_unused_buffers()
76 	spin_unlock_irqrestore(&cru->qlock, flags);  in return_unused_buffers()
83 	struct rzg2l_cru_dev *cru = vb2_get_drv_priv(vq);  in rzg2l_cru_queue_setup()  local
87 		return sizes[0] < cru->format.sizeimage ? -EINVAL : 0;  in rzg2l_cru_queue_setup()
90 	sizes[0] = cru->format.sizeimage;  in rzg2l_cru_queue_setup()
97 	struct rzg2l_cru_dev *cru = vb2_get_drv_priv(vb->vb2_queue);  in rzg2l_cru_buffer_prepare()  local
98 	unsigned long size = cru->format.sizeimage;  in rzg2l_cru_buffer_prepare()
101 		dev_err(cru->dev, "buffer too small (%lu < %lu)\n",  in rzg2l_cru_buffer_prepare()
114 	struct rzg2l_cru_dev *cru = vb2_get_drv_priv(vb->vb2_queue);  in rzg2l_cru_buffer_queue()  local
117 	spin_lock_irqsave(&cru->qlock, flags);  in rzg2l_cru_buffer_queue()
119 	list_add_tail(to_buf_list(vbuf), &cru->buf_list);  in rzg2l_cru_buffer_queue()
121 	spin_unlock_irqrestore(&cru->qlock, flags);  in rzg2l_cru_buffer_queue()
124 static void rzg2l_cru_set_slot_addr(struct rzg2l_cru_dev *cru,  in rzg2l_cru_set_slot_addr()  argument
135 	rzg2l_cru_write(cru, AMnMBxADDRL(slot), addr);  in rzg2l_cru_set_slot_addr()
136 	rzg2l_cru_write(cru, AMnMBxADDRH(slot), 0);  in rzg2l_cru_set_slot_addr()
145 static void rzg2l_cru_fill_hw_slot(struct rzg2l_cru_dev *cru, int slot)  in rzg2l_cru_fill_hw_slot()  argument
152 	if (WARN_ON(cru->queue_buf[slot]))  in rzg2l_cru_fill_hw_slot()
155 	dev_dbg(cru->dev, "Filling HW slot: %d\n", slot);  in rzg2l_cru_fill_hw_slot()
157 	if (list_empty(&cru->buf_list)) {  in rzg2l_cru_fill_hw_slot()
158 		cru->queue_buf[slot] = NULL;  in rzg2l_cru_fill_hw_slot()
159 		phys_addr = cru->scratch_phys;  in rzg2l_cru_fill_hw_slot()
162 		buf = list_entry(cru->buf_list.next,  in rzg2l_cru_fill_hw_slot()
166 		cru->queue_buf[slot] = vbuf;  in rzg2l_cru_fill_hw_slot()
172 	rzg2l_cru_set_slot_addr(cru, slot, phys_addr);  in rzg2l_cru_fill_hw_slot()
175 static void rzg2l_cru_initialize_axi(struct rzg2l_cru_dev *cru)  in rzg2l_cru_initialize_axi()  argument
184 	rzg2l_cru_write(cru, AMnMBVALID, AMnMBVALID_MBVALID(cru->num_buf - 1));  in rzg2l_cru_initialize_axi()
186 	for (slot = 0; slot < cru->num_buf; slot++)  in rzg2l_cru_initialize_axi()
187 		rzg2l_cru_fill_hw_slot(cru, slot);  in rzg2l_cru_initialize_axi()
190 	amnaxiattr = rzg2l_cru_read(cru, AMnAXIATTR) & ~AMnAXIATTR_AXILEN_MASK;  in rzg2l_cru_initialize_axi()
192 	rzg2l_cru_write(cru, AMnAXIATTR, amnaxiattr);  in rzg2l_cru_initialize_axi()
195 static void rzg2l_cru_csi2_setup(struct rzg2l_cru_dev *cru,  in rzg2l_cru_csi2_setup()  argument
201 	icnmc |= (rzg2l_cru_read(cru, ICnMC) & ~ICnMC_INF_MASK);  in rzg2l_cru_csi2_setup()
206 	rzg2l_cru_write(cru, ICnMC, icnmc);  in rzg2l_cru_csi2_setup()
209 static int rzg2l_cru_initialize_image_conv(struct rzg2l_cru_dev *cru,  in rzg2l_cru_initialize_image_conv()  argument
217 	rzg2l_cru_csi2_setup(cru, cru_ip_fmt, csi_vc);  in rzg2l_cru_initialize_image_conv()
220 	cru_video_fmt = rzg2l_cru_ip_format_to_fmt(cru->format.pixelformat);  in rzg2l_cru_initialize_image_conv()
222 		dev_err(cru->dev, "Invalid pixelformat (0x%x)\n",  in rzg2l_cru_initialize_image_conv()
223 			cru->format.pixelformat);  in rzg2l_cru_initialize_image_conv()
229 		rzg2l_cru_write(cru, ICnMC,  in rzg2l_cru_initialize_image_conv()
230 				rzg2l_cru_read(cru, ICnMC) | ICnMC_CSCTHR);  in rzg2l_cru_initialize_image_conv()
232 		rzg2l_cru_write(cru, ICnMC,  in rzg2l_cru_initialize_image_conv()
233 				rzg2l_cru_read(cru, ICnMC) & (~ICnMC_CSCTHR));  in rzg2l_cru_initialize_image_conv()
236 	rzg2l_cru_write(cru, ICnDMR, cru_video_fmt->icndmr);  in rzg2l_cru_initialize_image_conv()
241 void rzg2l_cru_stop_image_processing(struct rzg2l_cru_dev *cru)  in rzg2l_cru_stop_image_processing()  argument
248 	spin_lock_irqsave(&cru->qlock, flags);  in rzg2l_cru_stop_image_processing()
251 	rzg2l_cru_write(cru, CRUnIE, 0);  in rzg2l_cru_stop_image_processing()
252 	rzg2l_cru_write(cru, CRUnINTS, 0x001F0F0F);  in rzg2l_cru_stop_image_processing()
255 	rzg2l_cru_write(cru, ICnEN, 0);  in rzg2l_cru_stop_image_processing()
258 	while ((rzg2l_cru_read(cru, ICnMS) & ICnMS_IA) && retries++ < RZG2L_RETRIES) {  in rzg2l_cru_stop_image_processing()
259 		spin_unlock_irqrestore(&cru->qlock, flags);  in rzg2l_cru_stop_image_processing()
261 		spin_lock_irqsave(&cru->qlock, flags);  in rzg2l_cru_stop_image_processing()
264 	icnms = rzg2l_cru_read(cru, ICnMS) & ICnMS_IA;  in rzg2l_cru_stop_image_processing()
266 		dev_err(cru->dev, "Failed stop HW, something is seriously broken\n");  in rzg2l_cru_stop_image_processing()
268 	cru->state = RZG2L_CRU_DMA_STOPPED;  in rzg2l_cru_stop_image_processing()
272 		amnfifopntr = rzg2l_cru_read(cru, AMnFIFOPNTR);  in rzg2l_cru_stop_image_processing()
285 		dev_err(cru->dev, "Failed to empty FIFO\n");  in rzg2l_cru_stop_image_processing()
288 	rzg2l_cru_write(cru, AMnAXISTP, AMnAXISTP_AXI_STOP);  in rzg2l_cru_stop_image_processing()
292 		if (rzg2l_cru_read(cru, AMnAXISTPACK) &  in rzg2l_cru_stop_image_processing()
301 		dev_err(cru->dev, "Failed to stop AXI bus\n");  in rzg2l_cru_stop_image_processing()
304 	rzg2l_cru_write(cru, AMnAXISTP, 0);  in rzg2l_cru_stop_image_processing()
306 	/* Reset the CRU (AXI-master) */  in rzg2l_cru_stop_image_processing()
307 	reset_control_assert(cru->aresetn);  in rzg2l_cru_stop_image_processing()
310 	rzg2l_cru_write(cru, CRUnRST, 0);  in rzg2l_cru_stop_image_processing()
312 	spin_unlock_irqrestore(&cru->qlock, flags);  in rzg2l_cru_stop_image_processing()
315 static int rzg2l_cru_get_virtual_channel(struct rzg2l_cru_dev *cru)  in rzg2l_cru_get_virtual_channel()  argument
321 	remote_pad = media_pad_remote_pad_unique(&cru->ip.pads[RZG2L_CRU_IP_SINK]);  in rzg2l_cru_get_virtual_channel()
322 	ret = v4l2_subdev_call(cru->ip.remote, pad, get_frame_desc, remote_pad->index, &fd);  in rzg2l_cru_get_virtual_channel()
324 		dev_err(cru->dev, "get_frame_desc failed on IP remote subdev\n");  in rzg2l_cru_get_virtual_channel()
332 		dev_err(cru->dev, "get_frame_desc returned invalid bus type %d\n", fd.type);  in rzg2l_cru_get_virtual_channel()
337 		dev_err(cru->dev, "get_frame_desc returned zero entries\n");  in rzg2l_cru_get_virtual_channel()
344 int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru)  in rzg2l_cru_start_image_processing()  argument
346 	struct v4l2_mbus_framefmt *fmt = rzg2l_cru_ip_get_src_fmt(cru);  in rzg2l_cru_start_image_processing()
351 	ret = rzg2l_cru_get_virtual_channel(cru);  in rzg2l_cru_start_image_processing()
356 	spin_lock_irqsave(&cru->qlock, flags);  in rzg2l_cru_start_image_processing()
359 	rzg2l_cru_write(cru, CRUnCTRL, CRUnCTRL_VINSEL(0));  in rzg2l_cru_start_image_processing()
362 	rzg2l_cru_write(cru, CRUnRST, CRUnRST_VRESETN);  in rzg2l_cru_start_image_processing()
365 	rzg2l_cru_write(cru, CRUnIE, 0);  in rzg2l_cru_start_image_processing()
366 	rzg2l_cru_write(cru, CRUnINTS, 0x001f000f);  in rzg2l_cru_start_image_processing()
369 	rzg2l_cru_initialize_axi(cru);  in rzg2l_cru_start_image_processing()
372 	ret = rzg2l_cru_initialize_image_conv(cru, fmt, csi_vc);  in rzg2l_cru_start_image_processing()
374 		spin_unlock_irqrestore(&cru->qlock, flags);  in rzg2l_cru_start_image_processing()
379 	rzg2l_cru_write(cru, CRUnIE, CRUnIE_EFE);  in rzg2l_cru_start_image_processing()
382 	rzg2l_cru_write(cru, ICnEN, ICnEN_ICEN);  in rzg2l_cru_start_image_processing()
384 	spin_unlock_irqrestore(&cru->qlock, flags);  in rzg2l_cru_start_image_processing()
389 static int rzg2l_cru_set_stream(struct rzg2l_cru_dev *cru, int on)  in rzg2l_cru_set_stream()  argument
396 	pad = media_pad_remote_pad_first(&cru->pad);  in rzg2l_cru_set_stream()
415 		video_device_pipeline_stop(&cru->vdev);  in rzg2l_cru_set_stream()
420 	pipe = media_entity_pipeline(&sd->entity) ? : &cru->vdev.pipe;  in rzg2l_cru_set_stream()
421 	ret = video_device_pipeline_start(&cru->vdev, pipe);  in rzg2l_cru_set_stream()
439 	video_device_pipeline_stop(&cru->vdev);  in rzg2l_cru_set_stream()
444 static void rzg2l_cru_stop_streaming(struct rzg2l_cru_dev *cru)  in rzg2l_cru_stop_streaming()  argument
446 	cru->state = RZG2L_CRU_DMA_STOPPING;  in rzg2l_cru_stop_streaming()
448 	rzg2l_cru_set_stream(cru, 0);  in rzg2l_cru_stop_streaming()
453 	struct rzg2l_cru_dev *cru = data;  in rzg2l_cru_irq()  local
460 	spin_lock_irqsave(&cru->qlock, flags);  in rzg2l_cru_irq()
462 	irq_status = rzg2l_cru_read(cru, CRUnINTS);  in rzg2l_cru_irq()
468 	rzg2l_cru_write(cru, CRUnINTS, rzg2l_cru_read(cru, CRUnINTS));  in rzg2l_cru_irq()
471 	if (cru->state == RZG2L_CRU_DMA_STOPPED) {  in rzg2l_cru_irq()
472 		dev_dbg(cru->dev, "IRQ while state stopped\n");  in rzg2l_cru_irq()
477 	if (cru->state == RZG2L_CRU_DMA_STOPPING) {  in rzg2l_cru_irq()
479 			dev_dbg(cru->dev, "IRQ while state stopping\n");  in rzg2l_cru_irq()
484 	amnmbs = rzg2l_cru_read(cru, AMnMBS);  in rzg2l_cru_irq()
492 		slot = cru->num_buf - 1;  in rzg2l_cru_irq()
500 	if (cru->state == RZG2L_CRU_DMA_STARTING) {  in rzg2l_cru_irq()
502 			dev_dbg(cru->dev, "Starting sync slot: %d\n", slot);  in rzg2l_cru_irq()
506 		dev_dbg(cru->dev, "Capture start synced!\n");  in rzg2l_cru_irq()
507 		cru->state = RZG2L_CRU_DMA_RUNNING;  in rzg2l_cru_irq()
511 	if (cru->queue_buf[slot]) {  in rzg2l_cru_irq()
512 		cru->queue_buf[slot]->field = cru->format.field;  in rzg2l_cru_irq()
513 		cru->queue_buf[slot]->sequence = cru->sequence;  in rzg2l_cru_irq()
514 		cru->queue_buf[slot]->vb2_buf.timestamp = ktime_get_ns();  in rzg2l_cru_irq()
515 		vb2_buffer_done(&cru->queue_buf[slot]->vb2_buf,  in rzg2l_cru_irq()
517 		cru->queue_buf[slot] = NULL;  in rzg2l_cru_irq()
520 		dev_dbg(cru->dev, "Dropping frame %u\n", cru->sequence);  in rzg2l_cru_irq()
523 	cru->sequence++;  in rzg2l_cru_irq()
526 	rzg2l_cru_fill_hw_slot(cru, slot);  in rzg2l_cru_irq()
529 	spin_unlock_irqrestore(&cru->qlock, flags);  in rzg2l_cru_irq()
536 	struct rzg2l_cru_dev *cru = vb2_get_drv_priv(vq);  in rzg2l_cru_start_streaming_vq()  local
539 	ret = pm_runtime_resume_and_get(cru->dev);  in rzg2l_cru_start_streaming_vq()
543 	ret = clk_prepare_enable(cru->vclk);  in rzg2l_cru_start_streaming_vq()
548 	ret = reset_control_deassert(cru->aresetn);  in rzg2l_cru_start_streaming_vq()
550 		dev_err(cru->dev, "failed to deassert aresetn\n");  in rzg2l_cru_start_streaming_vq()
554 	ret = reset_control_deassert(cru->presetn);  in rzg2l_cru_start_streaming_vq()
556 		reset_control_assert(cru->aresetn);  in rzg2l_cru_start_streaming_vq()
557 		dev_err(cru->dev, "failed to deassert presetn\n");  in rzg2l_cru_start_streaming_vq()
562 	cru->scratch = dma_alloc_coherent(cru->dev, cru->format.sizeimage,  in rzg2l_cru_start_streaming_vq()
563 					  &cru->scratch_phys, GFP_KERNEL);  in rzg2l_cru_start_streaming_vq()
564 	if (!cru->scratch) {  in rzg2l_cru_start_streaming_vq()
565 		return_unused_buffers(cru, VB2_BUF_STATE_QUEUED);  in rzg2l_cru_start_streaming_vq()
566 		dev_err(cru->dev, "Failed to allocate scratch buffer\n");  in rzg2l_cru_start_streaming_vq()
571 	cru->sequence = 0;  in rzg2l_cru_start_streaming_vq()
573 	ret = rzg2l_cru_set_stream(cru, 1);  in rzg2l_cru_start_streaming_vq()
575 		return_unused_buffers(cru, VB2_BUF_STATE_QUEUED);  in rzg2l_cru_start_streaming_vq()
579 	cru->state = RZG2L_CRU_DMA_STARTING;  in rzg2l_cru_start_streaming_vq()
580 	dev_dbg(cru->dev, "Starting to capture\n");  in rzg2l_cru_start_streaming_vq()
585 		dma_free_coherent(cru->dev, cru->format.sizeimage, cru->scratch,  in rzg2l_cru_start_streaming_vq()
586 				  cru->scratch_phys);  in rzg2l_cru_start_streaming_vq()
588 	reset_control_assert(cru->presetn);  in rzg2l_cru_start_streaming_vq()
591 	reset_control_assert(cru->aresetn);  in rzg2l_cru_start_streaming_vq()
594 	clk_disable_unprepare(cru->vclk);  in rzg2l_cru_start_streaming_vq()
597 	pm_runtime_put_sync(cru->dev);  in rzg2l_cru_start_streaming_vq()
604 	struct rzg2l_cru_dev *cru = vb2_get_drv_priv(vq);  in rzg2l_cru_stop_streaming_vq()  local
606 	rzg2l_cru_stop_streaming(cru);  in rzg2l_cru_stop_streaming_vq()
609 	dma_free_coherent(cru->dev, cru->format.sizeimage,  in rzg2l_cru_stop_streaming_vq()
610 			  cru->scratch, cru->scratch_phys);  in rzg2l_cru_stop_streaming_vq()
612 	return_unused_buffers(cru, VB2_BUF_STATE_ERROR);  in rzg2l_cru_stop_streaming_vq()
614 	reset_control_assert(cru->presetn);  in rzg2l_cru_stop_streaming_vq()
615 	clk_disable_unprepare(cru->vclk);  in rzg2l_cru_stop_streaming_vq()
616 	pm_runtime_put_sync(cru->dev);  in rzg2l_cru_stop_streaming_vq()
627 void rzg2l_cru_dma_unregister(struct rzg2l_cru_dev *cru)  in rzg2l_cru_dma_unregister()  argument
629 	mutex_destroy(&cru->lock);  in rzg2l_cru_dma_unregister()
631 	v4l2_device_unregister(&cru->v4l2_dev);  in rzg2l_cru_dma_unregister()
632 	vb2_queue_release(&cru->queue);  in rzg2l_cru_dma_unregister()
635 int rzg2l_cru_dma_register(struct rzg2l_cru_dev *cru)  in rzg2l_cru_dma_register()  argument
637 	struct vb2_queue *q = &cru->queue;  in rzg2l_cru_dma_register()
642 	ret = v4l2_device_register(cru->dev, &cru->v4l2_dev);  in rzg2l_cru_dma_register()
646 	mutex_init(&cru->lock);  in rzg2l_cru_dma_register()
647 	INIT_LIST_HEAD(&cru->buf_list);  in rzg2l_cru_dma_register()
649 	spin_lock_init(&cru->qlock);  in rzg2l_cru_dma_register()
651 	cru->state = RZG2L_CRU_DMA_STOPPED;  in rzg2l_cru_dma_register()
654 		cru->queue_buf[i] = NULL;  in rzg2l_cru_dma_register()
659 	q->lock = &cru->lock;  in rzg2l_cru_dma_register()
660 	q->drv_priv = cru;  in rzg2l_cru_dma_register()
666 	q->dev = cru->dev;  in rzg2l_cru_dma_register()
670 		dev_err(cru->dev, "failed to initialize VB2 queue\n");  in rzg2l_cru_dma_register()
677 	mutex_destroy(&cru->lock);  in rzg2l_cru_dma_register()
678 	v4l2_device_unregister(&cru->v4l2_dev);  in rzg2l_cru_dma_register()
686 static void rzg2l_cru_format_align(struct rzg2l_cru_dev *cru,  in rzg2l_cru_format_align()  argument
710 	/* Limit to CRU capabilities */  in rzg2l_cru_format_align()
717 	dev_dbg(cru->dev, "Format %ux%u bpl: %u size: %u\n",  in rzg2l_cru_format_align()
721 static void rzg2l_cru_try_format(struct rzg2l_cru_dev *cru,  in rzg2l_cru_try_format()  argument
736 	rzg2l_cru_format_align(cru, pix);  in rzg2l_cru_try_format()
751 	struct rzg2l_cru_dev *cru = video_drvdata(file);  in rzg2l_cru_try_fmt_vid_cap()  local
753 	rzg2l_cru_try_format(cru, &f->fmt.pix);  in rzg2l_cru_try_fmt_vid_cap()
761 	struct rzg2l_cru_dev *cru = video_drvdata(file);  in rzg2l_cru_s_fmt_vid_cap()  local
763 	if (vb2_is_busy(&cru->queue))  in rzg2l_cru_s_fmt_vid_cap()
766 	rzg2l_cru_try_format(cru, &f->fmt.pix);  in rzg2l_cru_s_fmt_vid_cap()
768 	cru->format = f->fmt.pix;  in rzg2l_cru_s_fmt_vid_cap()
776 	struct rzg2l_cru_dev *cru = video_drvdata(file);  in rzg2l_cru_g_fmt_vid_cap()  local
778 	f->fmt.pix = cru->format;  in rzg2l_cru_g_fmt_vid_cap()
821 	struct rzg2l_cru_dev *cru = video_drvdata(file);  in rzg2l_cru_open()  local
824 	ret = mutex_lock_interruptible(&cru->lock);  in rzg2l_cru_open()
828 	file->private_data = cru;  in rzg2l_cru_open()
833 	mutex_unlock(&cru->lock);  in rzg2l_cru_open()
838 	mutex_unlock(&cru->lock);  in rzg2l_cru_open()
845 	struct rzg2l_cru_dev *cru = video_drvdata(file);  in rzg2l_cru_release()  local
848 	mutex_lock(&cru->lock);  in rzg2l_cru_release()
853 	mutex_unlock(&cru->lock);  in rzg2l_cru_release()
879 	struct rzg2l_cru_dev *cru;  in rzg2l_cru_video_link_validate()  local
888 	cru = container_of(media_entity_to_video_device(link->sink->entity),  in rzg2l_cru_video_link_validate()
890 	video_fmt = rzg2l_cru_ip_format_to_fmt(cru->format.pixelformat);  in rzg2l_cru_video_link_validate()
892 	if (fmt.format.width != cru->format.width ||  in rzg2l_cru_video_link_validate()
893 	    fmt.format.height != cru->format.height ||  in rzg2l_cru_video_link_validate()
894 	    fmt.format.field != cru->format.field ||  in rzg2l_cru_video_link_validate()
905 static void rzg2l_cru_v4l2_init(struct rzg2l_cru_dev *cru)  in rzg2l_cru_v4l2_init()  argument
907 	struct video_device *vdev = &cru->vdev;  in rzg2l_cru_v4l2_init()
909 	vdev->v4l2_dev = &cru->v4l2_dev;  in rzg2l_cru_v4l2_init()
910 	vdev->queue = &cru->queue;  in rzg2l_cru_v4l2_init()
911 	snprintf(vdev->name, sizeof(vdev->name), "CRU output");  in rzg2l_cru_v4l2_init()
913 	vdev->lock = &cru->lock;  in rzg2l_cru_v4l2_init()
921 	cru->format.pixelformat	= RZG2L_CRU_DEFAULT_FORMAT;  in rzg2l_cru_v4l2_init()
922 	cru->format.width = RZG2L_CRU_DEFAULT_WIDTH;  in rzg2l_cru_v4l2_init()
923 	cru->format.height = RZG2L_CRU_DEFAULT_HEIGHT;  in rzg2l_cru_v4l2_init()
924 	cru->format.field = RZG2L_CRU_DEFAULT_FIELD;  in rzg2l_cru_v4l2_init()
925 	cru->format.colorspace = RZG2L_CRU_DEFAULT_COLORSPACE;  in rzg2l_cru_v4l2_init()
926 	rzg2l_cru_format_align(cru, &cru->format);  in rzg2l_cru_v4l2_init()
929 void rzg2l_cru_video_unregister(struct rzg2l_cru_dev *cru)  in rzg2l_cru_video_unregister()  argument
931 	media_device_unregister(&cru->mdev);  in rzg2l_cru_video_unregister()
932 	video_unregister_device(&cru->vdev);  in rzg2l_cru_video_unregister()
935 int rzg2l_cru_video_register(struct rzg2l_cru_dev *cru)  in rzg2l_cru_video_register()  argument
937 	struct video_device *vdev = &cru->vdev;  in rzg2l_cru_video_register()
940 	if (video_is_registered(&cru->vdev)) {  in rzg2l_cru_video_register()
943 		entity = &cru->vdev.entity;  in rzg2l_cru_video_register()
945 			entity->graph_obj.mdev = &cru->mdev;  in rzg2l_cru_video_register()
949 	rzg2l_cru_v4l2_init(cru);  in rzg2l_cru_video_register()
950 	video_set_drvdata(vdev, cru);  in rzg2l_cru_video_register()
953 		dev_err(cru->dev, "Failed to register video device\n");  in rzg2l_cru_video_register()
957 	ret = media_device_register(&cru->mdev);  in rzg2l_cru_video_register()
959 		video_unregister_device(&cru->vdev);  in rzg2l_cru_video_register()