1 // SPDX-License-Identifier: GPL-2.0-only
3  * Samsung EXYNOS FIMC-LITE (camera host interface) driver
5  * Copyright (C) 2012 - 2013 Samsung Electronics Co., Ltd.
25 #include <media/v4l2-device.h>
26 #include <media/v4l2-ioctl.h>
27 #include <media/v4l2-mem2mem.h>
28 #include <media/v4l2-rect.h>
29 #include <media/videobuf2-v4l2.h>
30 #include <media/videobuf2-dma-contig.h>
31 #include <media/drv-intf/exynos-fimc.h>
34 #include "fimc-core.h"
35 #include "fimc-lite.h"
36 #include "fimc-lite-reg.h"
102  * fimc_lite_find_format - lookup fimc color format by fourcc or media bus code
120 		if (mask && !(fmt->flags & mask))  in fimc_lite_find_format()
122 		if (pixelformat && fmt->fourcc == *pixelformat)  in fimc_lite_find_format()
124 		if (mbus_code && fmt->mbus_code == *mbus_code)  in fimc_lite_find_format()
138 	if (fimc->sensor == NULL)  in fimc_lite_hw_init()
139 		return -ENXIO;  in fimc_lite_hw_init()
141 	if (fimc->inp_frame.fmt == NULL || fimc->out_frame.fmt == NULL)  in fimc_lite_hw_init()
142 		return -EINVAL;  in fimc_lite_hw_init()
145 	si = v4l2_get_subdev_hostdata(fimc->sensor);  in fimc_lite_hw_init()
147 		return -EINVAL;  in fimc_lite_hw_init()
149 	spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_hw_init()
152 	flite_hw_set_source_format(fimc, &fimc->inp_frame);  in fimc_lite_hw_init()
153 	flite_hw_set_window_offset(fimc, &fimc->inp_frame);  in fimc_lite_hw_init()
155 	flite_hw_set_output_dma(fimc, &fimc->out_frame, !isp_output);  in fimc_lite_hw_init()
157 	flite_hw_set_test_pattern(fimc, fimc->test_pattern->val);  in fimc_lite_hw_init()
162 	spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_hw_init()
168  * Set fimc->state to indicate stream off and the hardware shut down state.
171  * can be re-spun when the device is being resumed. Also perform FIMC
172  * software reset and disable streaming on the whole pipeline if required.
180 	spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_reinit()
181 	streaming = fimc->state & (1 << ST_SENSOR_STREAM);  in fimc_lite_reinit()
183 	fimc->state &= ~(1 << ST_FLITE_RUN | 1 << ST_FLITE_OFF |  in fimc_lite_reinit()
186 		fimc->state |= (1 << ST_FLITE_SUSPENDED);  in fimc_lite_reinit()
188 		fimc->state &= ~(1 << ST_FLITE_PENDING |  in fimc_lite_reinit()
192 	while (!suspend && !list_empty(&fimc->pending_buf_q)) {  in fimc_lite_reinit()
194 		vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);  in fimc_lite_reinit()
197 	while (!list_empty(&fimc->active_buf_q)) {  in fimc_lite_reinit()
202 			vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);  in fimc_lite_reinit()
205 	spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_reinit()
212 	return fimc_pipeline_call(&fimc->ve, set_stream, 0);  in fimc_lite_reinit()
222 	spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_stop_capture()
223 	set_bit(ST_FLITE_OFF, &fimc->state);  in fimc_lite_stop_capture()
225 	spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_stop_capture()
227 	wait_event_timeout(fimc->irq_queue,  in fimc_lite_stop_capture()
228 			   !test_bit(ST_FLITE_OFF, &fimc->state),  in fimc_lite_stop_capture()
237 	flite_hw_set_window_offset(fimc, &fimc->inp_frame);  in fimc_lite_config_update()
238 	flite_hw_set_dma_window(fimc, &fimc->out_frame);  in fimc_lite_config_update()
239 	flite_hw_set_test_pattern(fimc, fimc->test_pattern->val);  in fimc_lite_config_update()
240 	clear_bit(ST_FLITE_CONFIG, &fimc->state);  in fimc_lite_config_update()
250 	spin_lock_irqsave(&fimc->slock, flags);  in flite_irq_handler()
255 	if (test_and_clear_bit(ST_FLITE_OFF, &fimc->state)) {  in flite_irq_handler()
256 		wake_up(&fimc->irq_queue);  in flite_irq_handler()
261 		clear_bit(ST_FLITE_RUN, &fimc->state);  in flite_irq_handler()
262 		fimc->events.data_overflow++;  in flite_irq_handler()
267 		clear_bit(ST_FLITE_STREAM, &fimc->state);  in flite_irq_handler()
268 		wake_up(&fimc->irq_queue);  in flite_irq_handler()
271 	if (atomic_read(&fimc->out_path) != FIMC_IO_DMA)  in flite_irq_handler()
275 	    test_bit(ST_FLITE_RUN, &fimc->state) &&  in flite_irq_handler()
276 	    !list_empty(&fimc->pending_buf_q)) {  in flite_irq_handler()
283 	    test_bit(ST_FLITE_RUN, &fimc->state) &&  in flite_irq_handler()
284 	    !list_empty(&fimc->active_buf_q)) {  in flite_irq_handler()
286 		vbuf->vb.vb2_buf.timestamp = ktime_get_ns();  in flite_irq_handler()
287 		vbuf->vb.sequence = fimc->frame_count++;  in flite_irq_handler()
288 		flite_hw_mask_dma_buffer(fimc, vbuf->index);  in flite_irq_handler()
289 		vb2_buffer_done(&vbuf->vb.vb2_buf, VB2_BUF_STATE_DONE);  in flite_irq_handler()
292 	if (test_bit(ST_FLITE_CONFIG, &fimc->state))  in flite_irq_handler()
295 	if (list_empty(&fimc->pending_buf_q)) {  in flite_irq_handler()
297 		clear_bit(ST_FLITE_STREAM, &fimc->state);  in flite_irq_handler()
300 	set_bit(ST_FLITE_RUN, &fimc->state);  in flite_irq_handler()
301 	spin_unlock_irqrestore(&fimc->slock, flags);  in flite_irq_handler()
307 	struct fimc_lite *fimc = q->drv_priv;  in start_streaming()
311 	spin_lock_irqsave(&fimc->slock, flags);  in start_streaming()
313 	fimc->buf_index = 0;  in start_streaming()
314 	fimc->frame_count = 0;  in start_streaming()
316 	spin_unlock_irqrestore(&fimc->slock, flags);  in start_streaming()
324 	set_bit(ST_FLITE_PENDING, &fimc->state);  in start_streaming()
326 	if (!list_empty(&fimc->active_buf_q) &&  in start_streaming()
327 	    !test_and_set_bit(ST_FLITE_STREAM, &fimc->state)) {  in start_streaming()
330 		if (!test_and_set_bit(ST_SENSOR_STREAM, &fimc->state))  in start_streaming()
331 			fimc_pipeline_call(&fimc->ve, set_stream, 1);  in start_streaming()
341 	struct fimc_lite *fimc = q->drv_priv;  in stop_streaming()
353 	struct fimc_lite *fimc = vq->drv_priv;  in queue_setup()
354 	struct flite_frame *frame = &fimc->out_frame;  in queue_setup()
355 	const struct fimc_fmt *fmt = frame->fmt;  in queue_setup()
356 	unsigned long wh = frame->f_width * frame->f_height;  in queue_setup()
360 		return -EINVAL;  in queue_setup()
363 		if (*num_planes != fmt->memplanes)  in queue_setup()
364 			return -EINVAL;  in queue_setup()
366 			if (sizes[i] < (wh * fmt->depth[i]) / 8)  in queue_setup()
367 				return -EINVAL;  in queue_setup()
371 	*num_planes = fmt->memplanes;  in queue_setup()
373 	for (i = 0; i < fmt->memplanes; i++)  in queue_setup()
374 		sizes[i] = (wh * fmt->depth[i]) / 8;  in queue_setup()
381 	struct vb2_queue *vq = vb->vb2_queue;  in buffer_prepare()
382 	struct fimc_lite *fimc = vq->drv_priv;  in buffer_prepare()
385 	if (fimc->out_frame.fmt == NULL)  in buffer_prepare()
386 		return -EINVAL;  in buffer_prepare()
388 	for (i = 0; i < fimc->out_frame.fmt->memplanes; i++) {  in buffer_prepare()
389 		unsigned long size = fimc->payload[i];  in buffer_prepare()
392 			v4l2_err(&fimc->ve.vdev,  in buffer_prepare()
395 			return -EINVAL;  in buffer_prepare()
408 	struct fimc_lite *fimc = vb2_get_drv_priv(vb->vb2_queue);  in buffer_queue()
411 	spin_lock_irqsave(&fimc->slock, flags);  in buffer_queue()
412 	buf->addr = vb2_dma_contig_plane_dma_addr(vb, 0);  in buffer_queue()
414 	buf->index = fimc->buf_index++;  in buffer_queue()
415 	if (fimc->buf_index >= fimc->reqbufs_count)  in buffer_queue()
416 		fimc->buf_index = 0;  in buffer_queue()
418 	if (!test_bit(ST_FLITE_SUSPENDED, &fimc->state) &&  in buffer_queue()
419 	    !test_bit(ST_FLITE_STREAM, &fimc->state) &&  in buffer_queue()
420 	    list_empty(&fimc->active_buf_q)) {  in buffer_queue()
427 	if (vb2_is_streaming(&fimc->vb_queue) &&  in buffer_queue()
428 	    !list_empty(&fimc->pending_buf_q) &&  in buffer_queue()
429 	    !test_and_set_bit(ST_FLITE_STREAM, &fimc->state)) {  in buffer_queue()
431 		spin_unlock_irqrestore(&fimc->slock, flags);  in buffer_queue()
433 		if (!test_and_set_bit(ST_SENSOR_STREAM, &fimc->state))  in buffer_queue()
434 			fimc_pipeline_call(&fimc->ve, set_stream, 1);  in buffer_queue()
437 	spin_unlock_irqrestore(&fimc->slock, flags);  in buffer_queue()
452 	spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_clear_event_counters()
453 	memset(&fimc->events, 0, sizeof(fimc->events));  in fimc_lite_clear_event_counters()
454 	spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_clear_event_counters()
460 	struct media_entity *me = &fimc->ve.vdev.entity;  in fimc_lite_open()
463 	mutex_lock(&fimc->lock);  in fimc_lite_open()
464 	if (atomic_read(&fimc->out_path) != FIMC_IO_DMA) {  in fimc_lite_open()
465 		ret = -EBUSY;  in fimc_lite_open()
469 	set_bit(ST_FLITE_IN_USE, &fimc->state);  in fimc_lite_open()
470 	ret = pm_runtime_resume_and_get(&fimc->pdev->dev);  in fimc_lite_open()
479 	    atomic_read(&fimc->out_path) != FIMC_IO_DMA)  in fimc_lite_open()
482 	mutex_lock(&me->graph_obj.mdev->graph_mutex);  in fimc_lite_open()
484 	ret = fimc_pipeline_call(&fimc->ve, open, me, true);  in fimc_lite_open()
488 		me->use_count++;  in fimc_lite_open()
490 	mutex_unlock(&me->graph_obj.mdev->graph_mutex);  in fimc_lite_open()
499 	pm_runtime_put_sync(&fimc->pdev->dev);  in fimc_lite_open()
501 	clear_bit(ST_FLITE_IN_USE, &fimc->state);  in fimc_lite_open()
503 	mutex_unlock(&fimc->lock);  in fimc_lite_open()
510 	struct media_entity *entity = &fimc->ve.vdev.entity;  in fimc_lite_release()
512 	mutex_lock(&fimc->lock);  in fimc_lite_release()
515 	    atomic_read(&fimc->out_path) == FIMC_IO_DMA) {  in fimc_lite_release()
516 		if (fimc->streaming) {  in fimc_lite_release()
517 			video_device_pipeline_stop(&fimc->ve.vdev);  in fimc_lite_release()
518 			fimc->streaming = false;  in fimc_lite_release()
521 		fimc_pipeline_call(&fimc->ve, close);  in fimc_lite_release()
522 		clear_bit(ST_FLITE_IN_USE, &fimc->state);  in fimc_lite_release()
524 		mutex_lock(&entity->graph_obj.mdev->graph_mutex);  in fimc_lite_release()
525 		entity->use_count--;  in fimc_lite_release()
526 		mutex_unlock(&entity->graph_obj.mdev->graph_mutex);  in fimc_lite_release()
530 	pm_runtime_put(&fimc->pdev->dev);  in fimc_lite_release()
531 	clear_bit(ST_FLITE_SUSPENDED, &fimc->state);  in fimc_lite_release()
533 	mutex_unlock(&fimc->lock);  in fimc_lite_release()
554 	struct flite_drvdata *dd = fimc->dd;  in fimc_lite_subdev_try_fmt()
555 	struct v4l2_mbus_framefmt *mf = &format->format;  in fimc_lite_subdev_try_fmt()
558 	if (format->pad == FLITE_SD_PAD_SINK) {  in fimc_lite_subdev_try_fmt()
559 		v4l_bound_align_image(&mf->width, 8, dd->max_width,  in fimc_lite_subdev_try_fmt()
560 				ffs(dd->out_width_align) - 1,  in fimc_lite_subdev_try_fmt()
561 				&mf->height, 0, dd->max_height, 0, 0);  in fimc_lite_subdev_try_fmt()
563 		fmt = fimc_lite_find_format(NULL, &mf->code, 0, 0);  in fimc_lite_subdev_try_fmt()
567 		mf->colorspace = fmt->colorspace;  in fimc_lite_subdev_try_fmt()
568 		mf->code = fmt->mbus_code;  in fimc_lite_subdev_try_fmt()
570 		struct flite_frame *sink = &fimc->inp_frame;  in fimc_lite_subdev_try_fmt()
574 		if (format->which == V4L2_SUBDEV_FORMAT_TRY) {  in fimc_lite_subdev_try_fmt()
578 			mf->code = sink_fmt->code;  in fimc_lite_subdev_try_fmt()
579 			mf->colorspace = sink_fmt->colorspace;  in fimc_lite_subdev_try_fmt()
584 			mf->code = sink->fmt->mbus_code;  in fimc_lite_subdev_try_fmt()
585 			mf->colorspace = sink->fmt->colorspace;  in fimc_lite_subdev_try_fmt()
586 			rect = &sink->rect;  in fimc_lite_subdev_try_fmt()
589 		/* Allow changing format only on sink pad */  in fimc_lite_subdev_try_fmt()
590 		mf->width = rect->width;  in fimc_lite_subdev_try_fmt()
591 		mf->height = rect->height;  in fimc_lite_subdev_try_fmt()
594 	mf->field = V4L2_FIELD_NONE;  in fimc_lite_subdev_try_fmt()
596 	v4l2_dbg(1, debug, &fimc->subdev, "code: %#x (%d), %dx%d\n",  in fimc_lite_subdev_try_fmt()
597 		 mf->code, mf->colorspace, mf->width, mf->height);  in fimc_lite_subdev_try_fmt()
604 	struct flite_frame *frame = &fimc->inp_frame;  in fimc_lite_try_crop()
606 	v4l_bound_align_image(&r->width, 0, frame->f_width, 0,  in fimc_lite_try_crop()
607 			      &r->height, 0, frame->f_height, 0, 0);  in fimc_lite_try_crop()
610 	r->left = clamp_t(u32, r->left, 0, frame->f_width - r->width);  in fimc_lite_try_crop()
611 	r->left = round_down(r->left, fimc->dd->win_hor_offs_align);  in fimc_lite_try_crop()
612 	r->top  = clamp_t(u32, r->top, 0, frame->f_height - r->height);  in fimc_lite_try_crop()
614 	v4l2_dbg(1, debug, &fimc->subdev, "(%d,%d)/%dx%d, sink fmt: %dx%d\n",  in fimc_lite_try_crop()
615 		 r->left, r->top, r->width, r->height,  in fimc_lite_try_crop()
616 		 frame->f_width, frame->f_height);  in fimc_lite_try_crop()
621 	struct flite_frame *frame = &fimc->out_frame;  in fimc_lite_try_compose()
622 	struct v4l2_rect *crop_rect = &fimc->inp_frame.rect;  in fimc_lite_try_compose()
626 	r->width = crop_rect->width;  in fimc_lite_try_compose()
627 	r->height = crop_rect->height;  in fimc_lite_try_compose()
630 	r->left = clamp_t(u32, r->left, 0, frame->f_width - r->width);  in fimc_lite_try_compose()
631 	r->left = round_down(r->left, fimc->dd->out_hor_offs_align);  in fimc_lite_try_compose()
632 	r->top  = clamp_t(u32, r->top, 0, fimc->out_frame.f_height - r->height);  in fimc_lite_try_compose()
634 	v4l2_dbg(1, debug, &fimc->subdev, "(%d,%d)/%dx%d, source fmt: %dx%d\n",  in fimc_lite_try_compose()
635 		 r->left, r->top, r->width, r->height,  in fimc_lite_try_compose()
636 		 frame->f_width, frame->f_height);  in fimc_lite_try_compose()
645 	strscpy(cap->driver, FIMC_LITE_DRV_NAME, sizeof(cap->driver));  in fimc_lite_querycap()
646 	strscpy(cap->card, FIMC_LITE_DRV_NAME, sizeof(cap->card));  in fimc_lite_querycap()
655 	if (f->index >= ARRAY_SIZE(fimc_lite_formats))  in fimc_lite_enum_fmt()
656 		return -EINVAL;  in fimc_lite_enum_fmt()
658 	fmt = &fimc_lite_formats[f->index];  in fimc_lite_enum_fmt()
659 	f->pixelformat = fmt->fourcc;  in fimc_lite_enum_fmt()
668 	struct v4l2_pix_format_mplane *pixm = &f->fmt.pix_mp;  in fimc_lite_g_fmt_mplane()
669 	struct v4l2_plane_pix_format *plane_fmt = &pixm->plane_fmt[0];  in fimc_lite_g_fmt_mplane()
670 	struct flite_frame *frame = &fimc->out_frame;  in fimc_lite_g_fmt_mplane()
671 	const struct fimc_fmt *fmt = frame->fmt;  in fimc_lite_g_fmt_mplane()
673 	plane_fmt->bytesperline = (frame->f_width * fmt->depth[0]) / 8;  in fimc_lite_g_fmt_mplane()
674 	plane_fmt->sizeimage = plane_fmt->bytesperline * frame->f_height;  in fimc_lite_g_fmt_mplane()
676 	pixm->num_planes = fmt->memplanes;  in fimc_lite_g_fmt_mplane()
677 	pixm->pixelformat = fmt->fourcc;  in fimc_lite_g_fmt_mplane()
678 	pixm->width = frame->f_width;  in fimc_lite_g_fmt_mplane()
679 	pixm->height = frame->f_height;  in fimc_lite_g_fmt_mplane()
680 	pixm->field = V4L2_FIELD_NONE;  in fimc_lite_g_fmt_mplane()
681 	pixm->colorspace = fmt->colorspace;  in fimc_lite_g_fmt_mplane()
689 	u32 bpl = pixm->plane_fmt[0].bytesperline;  in fimc_lite_try_fmt()
690 	struct flite_drvdata *dd = fimc->dd;  in fimc_lite_try_fmt()
691 	const struct fimc_fmt *inp_fmt = fimc->inp_frame.fmt;  in fimc_lite_try_fmt()
695 		return -EINVAL;  in fimc_lite_try_fmt()
698 	 * raw Bayer the FIMC-LITE's output format must match its camera  in fimc_lite_try_fmt()
701 	if (inp_fmt->flags & FMT_FLAGS_YUV)  in fimc_lite_try_fmt()
702 		fmt = fimc_lite_find_format(&pixm->pixelformat, NULL,  in fimc_lite_try_fmt()
703 						inp_fmt->flags, 0);  in fimc_lite_try_fmt()
708 		return -EINVAL;  in fimc_lite_try_fmt()
711 	v4l_bound_align_image(&pixm->width, 8, dd->max_width,  in fimc_lite_try_fmt()
712 			      ffs(dd->out_width_align) - 1,  in fimc_lite_try_fmt()
713 			      &pixm->height, 0, dd->max_height, 0, 0);  in fimc_lite_try_fmt()
715 	if ((bpl == 0 || ((bpl * 8) / fmt->depth[0]) < pixm->width))  in fimc_lite_try_fmt()
716 		pixm->plane_fmt[0].bytesperline = (pixm->width *  in fimc_lite_try_fmt()
717 						   fmt->depth[0]) / 8;  in fimc_lite_try_fmt()
719 	if (pixm->plane_fmt[0].sizeimage == 0)  in fimc_lite_try_fmt()
720 		pixm->plane_fmt[0].sizeimage = (pixm->width * pixm->height *  in fimc_lite_try_fmt()
721 						fmt->depth[0]) / 8;  in fimc_lite_try_fmt()
722 	pixm->num_planes = fmt->memplanes;  in fimc_lite_try_fmt()
723 	pixm->pixelformat = fmt->fourcc;  in fimc_lite_try_fmt()
724 	pixm->colorspace = fmt->colorspace;  in fimc_lite_try_fmt()
725 	pixm->field = V4L2_FIELD_NONE;  in fimc_lite_try_fmt()
733 	return fimc_lite_try_fmt(fimc, &f->fmt.pix_mp, NULL);  in fimc_lite_try_fmt_mplane()
739 	const struct v4l2_pix_format_mplane *pixm = &f->fmt.pix_mp;  in fimc_lite_s_fmt_mplane()
741 	struct flite_frame *frame = &fimc->out_frame;  in fimc_lite_s_fmt_mplane()
745 	if (vb2_is_busy(&fimc->vb_queue))  in fimc_lite_s_fmt_mplane()
746 		return -EBUSY;  in fimc_lite_s_fmt_mplane()
748 	ret = fimc_lite_try_fmt(fimc, &f->fmt.pix_mp, &fmt);  in fimc_lite_s_fmt_mplane()
752 	frame->fmt = fmt;  in fimc_lite_s_fmt_mplane()
753 	fimc->payload[0] = max((pixm->width * pixm->height * fmt->depth[0]) / 8,  in fimc_lite_s_fmt_mplane()
754 			       pixm->plane_fmt[0].sizeimage);  in fimc_lite_s_fmt_mplane()
755 	frame->f_width = pixm->width;  in fimc_lite_s_fmt_mplane()
756 	frame->f_height = pixm->height;  in fimc_lite_s_fmt_mplane()
763 	struct v4l2_subdev *sd = &fimc->subdev;  in fimc_pipeline_validate()
775 		pad = &sd->entity.pads[0];  in fimc_pipeline_validate()
776 		if (!(pad->flags & MEDIA_PAD_FL_SINK))  in fimc_pipeline_validate()
779 		if (sd == &fimc->subdev) {  in fimc_pipeline_validate()
780 			struct flite_frame *ff = &fimc->out_frame;  in fimc_pipeline_validate()
781 			sink_fmt.format.width = ff->f_width;  in fimc_pipeline_validate()
782 			sink_fmt.format.height = ff->f_height;  in fimc_pipeline_validate()
783 			sink_fmt.format.code = fimc->inp_frame.fmt->mbus_code;  in fimc_pipeline_validate()
785 			sink_fmt.pad = pad->index;  in fimc_pipeline_validate()
788 			if (ret < 0 && ret != -ENOIOCTLCMD)  in fimc_pipeline_validate()
789 				return -EPIPE;  in fimc_pipeline_validate()
793 		if (!pad || !is_media_entity_v4l2_subdev(pad->entity))  in fimc_pipeline_validate()
796 		sd = media_entity_to_v4l2_subdev(pad->entity);  in fimc_pipeline_validate()
797 		src_fmt.pad = pad->index;  in fimc_pipeline_validate()
799 		if (ret < 0 && ret != -ENOIOCTLCMD)  in fimc_pipeline_validate()
800 			return -EPIPE;  in fimc_pipeline_validate()
805 			return -EPIPE;  in fimc_pipeline_validate()
817 		return -EBUSY;  in fimc_lite_streamon()
819 	ret = video_device_pipeline_start(&fimc->ve.vdev, &fimc->ve.pipe->mp);  in fimc_lite_streamon()
827 	fimc->sensor = fimc_find_remote_sensor(&fimc->subdev.entity);  in fimc_lite_streamon()
831 		fimc->streaming = true;  in fimc_lite_streamon()
836 	video_device_pipeline_stop(&fimc->ve.vdev);  in fimc_lite_streamon()
850 	video_device_pipeline_stop(&fimc->ve.vdev);  in fimc_lite_streamoff()
851 	fimc->streaming = false;  in fimc_lite_streamoff()
861 	reqbufs->count = max_t(u32, FLITE_REQ_BUFS_MIN, reqbufs->count);  in fimc_lite_reqbufs()
864 		fimc->reqbufs_count = reqbufs->count;  in fimc_lite_reqbufs()
873 	struct flite_frame *f = &fimc->out_frame;  in fimc_lite_g_selection()
875 	if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)  in fimc_lite_g_selection()
876 		return -EINVAL;  in fimc_lite_g_selection()
878 	switch (sel->target) {  in fimc_lite_g_selection()
881 		sel->r.left = 0;  in fimc_lite_g_selection()
882 		sel->r.top = 0;  in fimc_lite_g_selection()
883 		sel->r.width = f->f_width;  in fimc_lite_g_selection()
884 		sel->r.height = f->f_height;  in fimc_lite_g_selection()
888 		sel->r = f->rect;  in fimc_lite_g_selection()
892 	return -EINVAL;  in fimc_lite_g_selection()
899 	struct flite_frame *f = &fimc->out_frame;  in fimc_lite_s_selection()
900 	struct v4l2_rect rect = sel->r;  in fimc_lite_s_selection()
903 	if (sel->type != V4L2_BUF_TYPE_VIDEO_CAPTURE ||  in fimc_lite_s_selection()
904 	    sel->target != V4L2_SEL_TGT_COMPOSE)  in fimc_lite_s_selection()
905 		return -EINVAL;  in fimc_lite_s_selection()
909 	if ((sel->flags & V4L2_SEL_FLAG_LE) &&  in fimc_lite_s_selection()
910 	    !v4l2_rect_enclosed(&rect, &sel->r))  in fimc_lite_s_selection()
911 		return -ERANGE;  in fimc_lite_s_selection()
913 	if ((sel->flags & V4L2_SEL_FLAG_GE) &&  in fimc_lite_s_selection()
914 	    !v4l2_rect_enclosed(&sel->r, &rect))  in fimc_lite_s_selection()
915 		return -ERANGE;  in fimc_lite_s_selection()
917 	sel->r = rect;  in fimc_lite_s_selection()
918 	spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_s_selection()
919 	f->rect = rect;  in fimc_lite_s_selection()
920 	set_bit(ST_FLITE_CONFIG, &fimc->state);  in fimc_lite_s_selection()
921 	spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_s_selection()
956 	v4l2_dbg(1, debug, sd, "%s: %s --> %s, flags: 0x%x. source_id: 0x%x\n",  in fimc_lite_link_setup()
957 		 __func__, remote->entity->name, local->entity->name,  in fimc_lite_link_setup()
958 		 flags, fimc->source_subdev_grp_id);  in fimc_lite_link_setup()
960 	switch (local->index) {  in fimc_lite_link_setup()
963 			if (fimc->source_subdev_grp_id == 0)  in fimc_lite_link_setup()
964 				fimc->source_subdev_grp_id = sd->grp_id;  in fimc_lite_link_setup()
966 				ret = -EBUSY;  in fimc_lite_link_setup()
968 			fimc->source_subdev_grp_id = 0;  in fimc_lite_link_setup()
969 			fimc->sensor = NULL;  in fimc_lite_link_setup()
975 			atomic_set(&fimc->out_path, FIMC_IO_NONE);  in fimc_lite_link_setup()
977 			atomic_set(&fimc->out_path, FIMC_IO_DMA);  in fimc_lite_link_setup()
982 			atomic_set(&fimc->out_path, FIMC_IO_NONE);  in fimc_lite_link_setup()
984 			atomic_set(&fimc->out_path, FIMC_IO_ISP);  in fimc_lite_link_setup()
989 		ret = -EINVAL;  in fimc_lite_link_setup()
1006 	fmt = fimc_lite_find_format(NULL, NULL, 0, code->index);  in fimc_lite_subdev_enum_mbus_code()
1008 		return -EINVAL;  in fimc_lite_subdev_enum_mbus_code()
1009 	code->code = fmt->mbus_code;  in fimc_lite_subdev_enum_mbus_code()
1028 	struct v4l2_mbus_framefmt *mf = &fmt->format;  in fimc_lite_subdev_get_fmt()
1029 	struct flite_frame *f = &fimc->inp_frame;  in fimc_lite_subdev_get_fmt()
1031 	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {  in fimc_lite_subdev_get_fmt()
1032 		mf = __fimc_lite_subdev_get_try_fmt(sd, sd_state, fmt->pad);  in fimc_lite_subdev_get_fmt()
1033 		fmt->format = *mf;  in fimc_lite_subdev_get_fmt()
1037 	mutex_lock(&fimc->lock);  in fimc_lite_subdev_get_fmt()
1038 	mf->colorspace = f->fmt->colorspace;  in fimc_lite_subdev_get_fmt()
1039 	mf->code = f->fmt->mbus_code;  in fimc_lite_subdev_get_fmt()
1041 	if (fmt->pad == FLITE_SD_PAD_SINK) {  in fimc_lite_subdev_get_fmt()
1043 		mf->width = f->f_width;  in fimc_lite_subdev_get_fmt()
1044 		mf->height = f->f_height;  in fimc_lite_subdev_get_fmt()
1047 		mf->width = f->rect.width;  in fimc_lite_subdev_get_fmt()
1048 		mf->height = f->rect.height;  in fimc_lite_subdev_get_fmt()
1050 	mutex_unlock(&fimc->lock);  in fimc_lite_subdev_get_fmt()
1059 	struct v4l2_mbus_framefmt *mf = &fmt->format;  in fimc_lite_subdev_set_fmt()
1060 	struct flite_frame *sink = &fimc->inp_frame;  in fimc_lite_subdev_set_fmt()
1061 	struct flite_frame *source = &fimc->out_frame;  in fimc_lite_subdev_set_fmt()
1065 		 fmt->pad, mf->code, mf->width, mf->height);  in fimc_lite_subdev_set_fmt()
1067 	mutex_lock(&fimc->lock);  in fimc_lite_subdev_set_fmt()
1069 	if ((atomic_read(&fimc->out_path) == FIMC_IO_ISP &&  in fimc_lite_subdev_set_fmt()
1070 	    media_entity_is_streaming(&sd->entity)) ||  in fimc_lite_subdev_set_fmt()
1071 	    (atomic_read(&fimc->out_path) == FIMC_IO_DMA &&  in fimc_lite_subdev_set_fmt()
1072 	    vb2_is_busy(&fimc->vb_queue))) {  in fimc_lite_subdev_set_fmt()
1073 		mutex_unlock(&fimc->lock);  in fimc_lite_subdev_set_fmt()
1074 		return -EBUSY;  in fimc_lite_subdev_set_fmt()
1079 	if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {  in fimc_lite_subdev_set_fmt()
1082 		mf = __fimc_lite_subdev_get_try_fmt(sd, sd_state, fmt->pad);  in fimc_lite_subdev_set_fmt()
1083 		*mf = fmt->format;  in fimc_lite_subdev_set_fmt()
1085 		if (fmt->pad == FLITE_SD_PAD_SINK) {  in fimc_lite_subdev_set_fmt()
1092 		mutex_unlock(&fimc->lock);  in fimc_lite_subdev_set_fmt()
1096 	if (fmt->pad == FLITE_SD_PAD_SINK) {  in fimc_lite_subdev_set_fmt()
1097 		sink->f_width = mf->width;  in fimc_lite_subdev_set_fmt()
1098 		sink->f_height = mf->height;  in fimc_lite_subdev_set_fmt()
1099 		sink->fmt = ffmt;  in fimc_lite_subdev_set_fmt()
1101 		sink->rect.width = mf->width;  in fimc_lite_subdev_set_fmt()
1102 		sink->rect.height = mf->height;  in fimc_lite_subdev_set_fmt()
1103 		sink->rect.left = 0;  in fimc_lite_subdev_set_fmt()
1104 		sink->rect.top = 0;  in fimc_lite_subdev_set_fmt()
1106 		source->rect = sink->rect;  in fimc_lite_subdev_set_fmt()
1107 		source->f_width = mf->width;  in fimc_lite_subdev_set_fmt()
1108 		source->f_height = mf->height;  in fimc_lite_subdev_set_fmt()
1111 	mutex_unlock(&fimc->lock);  in fimc_lite_subdev_set_fmt()
1120 	struct flite_frame *f = &fimc->inp_frame;  in fimc_lite_subdev_get_selection()
1122 	if ((sel->target != V4L2_SEL_TGT_CROP &&  in fimc_lite_subdev_get_selection()
1123 	     sel->target != V4L2_SEL_TGT_CROP_BOUNDS) ||  in fimc_lite_subdev_get_selection()
1124 	     sel->pad != FLITE_SD_PAD_SINK)  in fimc_lite_subdev_get_selection()
1125 		return -EINVAL;  in fimc_lite_subdev_get_selection()
1127 	if (sel->which == V4L2_SUBDEV_FORMAT_TRY) {  in fimc_lite_subdev_get_selection()
1128 		sel->r = *v4l2_subdev_state_get_crop(sd_state, sel->pad);  in fimc_lite_subdev_get_selection()
1132 	mutex_lock(&fimc->lock);  in fimc_lite_subdev_get_selection()
1133 	if (sel->target == V4L2_SEL_TGT_CROP) {  in fimc_lite_subdev_get_selection()
1134 		sel->r = f->rect;  in fimc_lite_subdev_get_selection()
1136 		sel->r.left = 0;  in fimc_lite_subdev_get_selection()
1137 		sel->r.top = 0;  in fimc_lite_subdev_get_selection()
1138 		sel->r.width = f->f_width;  in fimc_lite_subdev_get_selection()
1139 		sel->r.height = f->f_height;  in fimc_lite_subdev_get_selection()
1141 	mutex_unlock(&fimc->lock);  in fimc_lite_subdev_get_selection()
1144 		 __func__, f->rect.left, f->rect.top, f->rect.width,  in fimc_lite_subdev_get_selection()
1145 		 f->rect.height, f->f_width, f->f_height);  in fimc_lite_subdev_get_selection()
1155 	struct flite_frame *f = &fimc->inp_frame;  in fimc_lite_subdev_set_selection()
1158 	if (sel->target != V4L2_SEL_TGT_CROP || sel->pad != FLITE_SD_PAD_SINK)  in fimc_lite_subdev_set_selection()
1159 		return -EINVAL;  in fimc_lite_subdev_set_selection()
1161 	mutex_lock(&fimc->lock);  in fimc_lite_subdev_set_selection()
1162 	fimc_lite_try_crop(fimc, &sel->r);  in fimc_lite_subdev_set_selection()
1164 	if (sel->which == V4L2_SUBDEV_FORMAT_TRY) {  in fimc_lite_subdev_set_selection()
1165 		*v4l2_subdev_state_get_crop(sd_state, sel->pad) = sel->r;  in fimc_lite_subdev_set_selection()
1168 		spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_subdev_set_selection()
1169 		f->rect = sel->r;  in fimc_lite_subdev_set_selection()
1170 		/* Same crop rectangle on the source pad */  in fimc_lite_subdev_set_selection()
1171 		fimc->out_frame.rect = sel->r;  in fimc_lite_subdev_set_selection()
1172 		set_bit(ST_FLITE_CONFIG, &fimc->state);  in fimc_lite_subdev_set_selection()
1173 		spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_subdev_set_selection()
1175 	mutex_unlock(&fimc->lock);  in fimc_lite_subdev_set_selection()
1178 		 __func__, f->rect.left, f->rect.top, f->rect.width,  in fimc_lite_subdev_set_selection()
1179 		 f->rect.height, f->f_width, f->f_height);  in fimc_lite_subdev_set_selection()
1184 static int fimc_lite_subdev_s_stream(struct v4l2_subdev *sd, int on)  in fimc_lite_subdev_s_stream()  argument
1191 	 * Find sensor subdev linked to FIMC-LITE directly or through  in fimc_lite_subdev_s_stream()
1192 	 * MIPI-CSIS. This is required for configuration where FIMC-LITE  in fimc_lite_subdev_s_stream()
1193 	 * is used as a subdev only and feeds data internally to FIMC-IS.  in fimc_lite_subdev_s_stream()
1197 	fimc->sensor = fimc_find_remote_sensor(&sd->entity);  in fimc_lite_subdev_s_stream()
1199 	if (atomic_read(&fimc->out_path) != FIMC_IO_ISP)  in fimc_lite_subdev_s_stream()
1200 		return -ENOIOCTLCMD;  in fimc_lite_subdev_s_stream()
1202 	mutex_lock(&fimc->lock);  in fimc_lite_subdev_s_stream()
1203 	if (on) {  in fimc_lite_subdev_s_stream()
1207 			spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_subdev_s_stream()
1209 			spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_subdev_s_stream()
1212 		set_bit(ST_FLITE_OFF, &fimc->state);  in fimc_lite_subdev_s_stream()
1214 		spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_subdev_s_stream()
1216 		spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_subdev_s_stream()
1218 		ret = wait_event_timeout(fimc->irq_queue,  in fimc_lite_subdev_s_stream()
1219 				!test_bit(ST_FLITE_OFF, &fimc->state),  in fimc_lite_subdev_s_stream()
1223 		clear_bit(ST_FLITE_RUN, &fimc->state);  in fimc_lite_subdev_s_stream()
1226 	mutex_unlock(&fimc->lock);  in fimc_lite_subdev_s_stream()
1241 	struct vb2_queue *q = &fimc->vb_queue;  in fimc_lite_subdev_registered()
1242 	struct video_device *vfd = &fimc->ve.vdev;  in fimc_lite_subdev_registered()
1246 	atomic_set(&fimc->out_path, FIMC_IO_DMA);  in fimc_lite_subdev_registered()
1248 	snprintf(vfd->name, sizeof(vfd->name), "fimc-lite.%d.capture",  in fimc_lite_subdev_registered()
1249 		 fimc->index);  in fimc_lite_subdev_registered()
1251 	vfd->fops = &fimc_lite_fops;  in fimc_lite_subdev_registered()
1252 	vfd->ioctl_ops = &fimc_lite_ioctl_ops;  in fimc_lite_subdev_registered()
1253 	vfd->v4l2_dev = sd->v4l2_dev;  in fimc_lite_subdev_registered()
1254 	vfd->minor = -1;  in fimc_lite_subdev_registered()
1255 	vfd->release = video_device_release_empty;  in fimc_lite_subdev_registered()
1256 	vfd->queue = q;  in fimc_lite_subdev_registered()
1257 	vfd->device_caps = V4L2_CAP_VIDEO_CAPTURE_MPLANE | V4L2_CAP_STREAMING;  in fimc_lite_subdev_registered()
1258 	fimc->reqbufs_count = 0;  in fimc_lite_subdev_registered()
1260 	INIT_LIST_HEAD(&fimc->pending_buf_q);  in fimc_lite_subdev_registered()
1261 	INIT_LIST_HEAD(&fimc->active_buf_q);  in fimc_lite_subdev_registered()
1264 	q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;  in fimc_lite_subdev_registered()
1265 	q->io_modes = VB2_MMAP | VB2_USERPTR;  in fimc_lite_subdev_registered()
1266 	q->ops = &fimc_lite_qops;  in fimc_lite_subdev_registered()
1267 	q->mem_ops = &vb2_dma_contig_memops;  in fimc_lite_subdev_registered()
1268 	q->buf_struct_size = sizeof(struct flite_buffer);  in fimc_lite_subdev_registered()
1269 	q->drv_priv = fimc;  in fimc_lite_subdev_registered()
1270 	q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;  in fimc_lite_subdev_registered()
1271 	q->lock = &fimc->lock;  in fimc_lite_subdev_registered()
1272 	q->dev = &fimc->pdev->dev;  in fimc_lite_subdev_registered()
1278 	fimc->vd_pad.flags = MEDIA_PAD_FL_SINK;  in fimc_lite_subdev_registered()
1279 	ret = media_entity_pads_init(&vfd->entity, 1, &fimc->vd_pad);  in fimc_lite_subdev_registered()
1284 	fimc->ve.pipe = v4l2_get_subdev_hostdata(sd);  in fimc_lite_subdev_registered()
1286 	ret = video_register_device(vfd, VFL_TYPE_VIDEO, -1);  in fimc_lite_subdev_registered()
1288 		media_entity_cleanup(&vfd->entity);  in fimc_lite_subdev_registered()
1289 		fimc->ve.pipe = NULL;  in fimc_lite_subdev_registered()
1293 	v4l2_info(sd->v4l2_dev, "Registered %s as /dev/%s\n",  in fimc_lite_subdev_registered()
1294 		  vfd->name, video_device_node_name(vfd));  in fimc_lite_subdev_registered()
1305 	mutex_lock(&fimc->lock);  in fimc_lite_subdev_unregistered()
1307 	if (video_is_registered(&fimc->ve.vdev)) {  in fimc_lite_subdev_unregistered()
1308 		video_unregister_device(&fimc->ve.vdev);  in fimc_lite_subdev_unregistered()
1309 		media_entity_cleanup(&fimc->ve.vdev.entity);  in fimc_lite_subdev_unregistered()
1310 		fimc->ve.pipe = NULL;  in fimc_lite_subdev_unregistered()
1313 	mutex_unlock(&fimc->lock);  in fimc_lite_subdev_unregistered()
1345 	struct fimc_lite *fimc = container_of(ctrl->handler, struct fimc_lite,  in fimc_lite_s_ctrl()
1347 	set_bit(ST_FLITE_CONFIG, &fimc->state);  in fimc_lite_s_ctrl()
1365 	struct flite_frame *sink = &fimc->inp_frame;  in fimc_lite_set_default_config()
1366 	struct flite_frame *source = &fimc->out_frame;  in fimc_lite_set_default_config()
1368 	sink->fmt = &fimc_lite_formats[0];  in fimc_lite_set_default_config()
1369 	sink->f_width = FLITE_DEFAULT_WIDTH;  in fimc_lite_set_default_config()
1370 	sink->f_height = FLITE_DEFAULT_HEIGHT;  in fimc_lite_set_default_config()
1372 	sink->rect.width = FLITE_DEFAULT_WIDTH;  in fimc_lite_set_default_config()
1373 	sink->rect.height = FLITE_DEFAULT_HEIGHT;  in fimc_lite_set_default_config()
1374 	sink->rect.left = 0;  in fimc_lite_set_default_config()
1375 	sink->rect.top = 0;  in fimc_lite_set_default_config()
1382 	struct v4l2_ctrl_handler *handler = &fimc->ctrl_handler;  in fimc_lite_create_capture_subdev()
1383 	struct v4l2_subdev *sd = &fimc->subdev;  in fimc_lite_create_capture_subdev()
1387 	sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;  in fimc_lite_create_capture_subdev()
1388 	snprintf(sd->name, sizeof(sd->name), "FIMC-LITE.%d", fimc->index);  in fimc_lite_create_capture_subdev()
1390 	fimc->subdev_pads[FLITE_SD_PAD_SINK].flags = MEDIA_PAD_FL_SINK;  in fimc_lite_create_capture_subdev()
1391 	fimc->subdev_pads[FLITE_SD_PAD_SOURCE_DMA].flags = MEDIA_PAD_FL_SOURCE;  in fimc_lite_create_capture_subdev()
1392 	fimc->subdev_pads[FLITE_SD_PAD_SOURCE_ISP].flags = MEDIA_PAD_FL_SOURCE;  in fimc_lite_create_capture_subdev()
1393 	ret = media_entity_pads_init(&sd->entity, FLITE_SD_PADS_NUM,  in fimc_lite_create_capture_subdev()
1394 				fimc->subdev_pads);  in fimc_lite_create_capture_subdev()
1399 	fimc->test_pattern = v4l2_ctrl_new_custom(handler, &fimc_lite_ctrl,  in fimc_lite_create_capture_subdev()
1401 	if (handler->error) {  in fimc_lite_create_capture_subdev()
1402 		media_entity_cleanup(&sd->entity);  in fimc_lite_create_capture_subdev()
1403 		return handler->error;  in fimc_lite_create_capture_subdev()
1406 	sd->ctrl_handler = handler;  in fimc_lite_create_capture_subdev()
1407 	sd->internal_ops = &fimc_lite_subdev_internal_ops;  in fimc_lite_create_capture_subdev()
1408 	sd->entity.function = MEDIA_ENT_F_PROC_VIDEO_SCALER;  in fimc_lite_create_capture_subdev()
1409 	sd->entity.ops = &fimc_lite_subdev_media_ops;  in fimc_lite_create_capture_subdev()
1410 	sd->owner = THIS_MODULE;  in fimc_lite_create_capture_subdev()
1418 	struct v4l2_subdev *sd = &fimc->subdev;  in fimc_lite_unregister_capture_subdev()
1421 	media_entity_cleanup(&sd->entity);  in fimc_lite_unregister_capture_subdev()
1422 	v4l2_ctrl_handler_free(&fimc->ctrl_handler);  in fimc_lite_unregister_capture_subdev()
1428 	if (IS_ERR(fimc->clock))  in fimc_lite_clk_put()
1431 	clk_put(fimc->clock);  in fimc_lite_clk_put()
1432 	fimc->clock = ERR_PTR(-EINVAL);  in fimc_lite_clk_put()
1437 	fimc->clock = clk_get(&fimc->pdev->dev, FLITE_CLK_NAME);  in fimc_lite_clk_get()
1438 	return PTR_ERR_OR_ZERO(fimc->clock);  in fimc_lite_clk_get()
1446 	struct device *dev = &pdev->dev;  in fimc_lite_probe()
1452 	if (!dev->of_node)  in fimc_lite_probe()
1453 		return -ENODEV;  in fimc_lite_probe()
1457 		return -ENOMEM;  in fimc_lite_probe()
1459 	of_id = of_match_node(flite_of_match, dev->of_node);  in fimc_lite_probe()
1461 		drv_data = (struct flite_drvdata *)of_id->data;  in fimc_lite_probe()
1462 	fimc->index = of_alias_get_id(dev->of_node, "fimc-lite");  in fimc_lite_probe()
1464 	if (!drv_data || fimc->index >= drv_data->num_instances ||  in fimc_lite_probe()
1465 						fimc->index < 0) {  in fimc_lite_probe()
1466 		dev_err(dev, "Wrong %pOF node alias\n", dev->of_node);  in fimc_lite_probe()
1467 		return -EINVAL;  in fimc_lite_probe()
1470 	fimc->dd = drv_data;  in fimc_lite_probe()
1471 	fimc->pdev = pdev;  in fimc_lite_probe()
1473 	init_waitqueue_head(&fimc->irq_queue);  in fimc_lite_probe()
1474 	spin_lock_init(&fimc->slock);  in fimc_lite_probe()
1475 	mutex_init(&fimc->lock);  in fimc_lite_probe()
1477 	fimc->regs = devm_platform_ioremap_resource(pdev, 0);  in fimc_lite_probe()
1478 	if (IS_ERR(fimc->regs))  in fimc_lite_probe()
1479 		return PTR_ERR(fimc->regs);  in fimc_lite_probe()
1505 		ret = clk_prepare_enable(fimc->clock);  in fimc_lite_probe()
1514 	dev_dbg(dev, "FIMC-LITE.%d registered successfully\n",  in fimc_lite_probe()
1515 		fimc->index);  in fimc_lite_probe()
1530 	clk_prepare_enable(fimc->clock);  in fimc_lite_runtime_resume()
1538 	clk_disable_unprepare(fimc->clock);  in fimc_lite_runtime_suspend()
1551 	spin_lock_irqsave(&fimc->slock, flags);  in fimc_lite_resume()
1552 	if (!test_and_clear_bit(ST_LPM, &fimc->state) ||  in fimc_lite_resume()
1553 	    !test_bit(ST_FLITE_IN_USE, &fimc->state)) {  in fimc_lite_resume()
1554 		spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_resume()
1558 	spin_unlock_irqrestore(&fimc->slock, flags);  in fimc_lite_resume()
1560 	if (!test_and_clear_bit(ST_FLITE_SUSPENDED, &fimc->state))  in fimc_lite_resume()
1563 	INIT_LIST_HEAD(&fimc->active_buf_q);  in fimc_lite_resume()
1564 	fimc_pipeline_call(&fimc->ve, open,  in fimc_lite_resume()
1565 			   &fimc->ve.vdev.entity, false);  in fimc_lite_resume()
1566 	fimc_lite_hw_init(fimc, atomic_read(&fimc->out_path) == FIMC_IO_ISP);  in fimc_lite_resume()
1567 	clear_bit(ST_FLITE_SUSPENDED, &fimc->state);  in fimc_lite_resume()
1569 	for (i = 0; i < fimc->reqbufs_count; i++) {  in fimc_lite_resume()
1570 		if (list_empty(&fimc->pending_buf_q))  in fimc_lite_resume()
1573 		buffer_queue(&buf->vb.vb2_buf);  in fimc_lite_resume()
1581 	bool suspend = test_bit(ST_FLITE_IN_USE, &fimc->state);  in fimc_lite_suspend()
1584 	if (test_and_set_bit(ST_LPM, &fimc->state))  in fimc_lite_suspend()
1591 	return fimc_pipeline_call(&fimc->ve, close);  in fimc_lite_suspend()
1598 	struct device *dev = &pdev->dev;  in fimc_lite_remove()
1601 		clk_disable_unprepare(fimc->clock);  in fimc_lite_remove()
1642 		.compatible = "samsung,exynos4212-fimc-lite",
1646 		.compatible = "samsung,exynos5250-fimc-lite",
1663 MODULE_DESCRIPTION("Samsung EXYNOS FIMC-LITE (camera host interface) driver");