forked from ~ljy/RK356X_SDK_RELEASE
blame | history | patch | commit | commitdiff
hc
2024-01-04 1543e317f1da31b75942316931e8f491a8920811 
 kernel/drivers/media/platform/exynos4-is/fimc-capture.c
....@@ -1,12 +1,9 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * Samsung S5P/EXYNOS4 SoC series camera interface (camera capture) driver
34  *
45  * Copyright (C) 2010 - 2012 Samsung Electronics Co., Ltd.
56  * Sylwester Nawrocki <s.nawrocki@samsung.com>
6
- *
7
- * This program is free software; you can redistribute it and/or modify
8
- * it under the terms of the GNU General Public License version 2 as
9
- * published by the Free Software Foundation.
107  */
118 
129 #include <linux/module.h>
....@@ -24,6 +21,7 @@
2421 #include <media/v4l2-device.h>
2522 #include <media/v4l2-ioctl.h>
2623 #include <media/v4l2-mem2mem.h>
24
+#include <media/v4l2-rect.h>
2725 #include <media/videobuf2-v4l2.h>
2826 #include <media/videobuf2-dma-contig.h>
2927 
....@@ -480,7 +478,7 @@
480478 		goto unlock;
481479 
482480 	set_bit(ST_CAPT_BUSY, &fimc->state);
483
-	ret = pm_runtime_get_sync(&fimc->pdev->dev);
481
+	ret = pm_runtime_resume_and_get(&fimc->pdev->dev);
484482 	if (ret < 0)
485483 		goto unlock;
486484 
....@@ -495,17 +493,6 @@
495493 
496494 		ret = fimc_pipeline_call(ve, open, &ve->vdev.entity, true);
497495 
498
-		if (ret == 0 && vc->user_subdev_api && vc->inh_sensor_ctrls) {
499
-			/*
500
-			 * Recreate controls of the the video node to drop
501
-			 * any controls inherited from the sensor subdev.
502
-			 */
503
-			fimc_ctrls_delete(vc->ctx);
504
-
505
-			ret = fimc_ctrls_create(vc->ctx);
506
-			if (ret == 0)
507
-				vc->inh_sensor_ctrls = false;
508
-		}
509496 		if (ret == 0)
510497 			ve->vdev.entity.use_count++;
511498 
....@@ -728,13 +715,12 @@
728715 {
729716 	struct fimc_dev *fimc = video_drvdata(file);
730717 
731
-	__fimc_vidioc_querycap(&fimc->pdev->dev, cap, V4L2_CAP_STREAMING |
732
-					V4L2_CAP_VIDEO_CAPTURE_MPLANE);
718
+	__fimc_vidioc_querycap(&fimc->pdev->dev, cap);
733719 	return 0;
734720 }
735721 
736
-static int fimc_cap_enum_fmt_mplane(struct file *file, void *priv,
737
-				    struct v4l2_fmtdesc *f)
722
+static int fimc_cap_enum_fmt(struct file *file, void *priv,
723
+			     struct v4l2_fmtdesc *f)
738724 {
739725 	struct fimc_fmt *fmt;
740726 
....@@ -742,10 +728,7 @@
742728 			       f->index);
743729 	if (!fmt)
744730 		return -EINVAL;
745
-	strncpy(f->description, fmt->name, sizeof(f->description) - 1);
746731 	f->pixelformat = fmt->fourcc;
747
-	if (fmt->fourcc == MEDIA_BUS_FMT_JPEG_1X8)
748
-		f->flags |= V4L2_FMT_FLAG_COMPRESSED;
749732 	return 0;
750733 }
751734 
....@@ -1087,7 +1070,7 @@
10871070 	fimc_md_graph_unlock(ve);
10881071 
10891072 	if (sd)
1090
-		strlcpy(i->name, sd->name, sizeof(i->name));
1073
+		strscpy(i->name, sd->name, sizeof(i->name));
10911074 
10921075 	return 0;
10931076 }
....@@ -1250,8 +1233,11 @@
12501233 	if (ret < 0)
12511234 		return ret;
12521235 
1253
-	media_pipeline_stop(&vc->ve.vdev.entity);
1254
-	vc->streaming = false;
1236
+	if (vc->streaming) {
1237
+		media_pipeline_stop(&vc->ve.vdev.entity);
1238
+		vc->streaming = false;
1239
+	}
1240
+
12551241 	return 0;
12561242 }
12571243 
....@@ -1283,7 +1269,7 @@
12831269 	case V4L2_SEL_TGT_COMPOSE_DEFAULT:
12841270 	case V4L2_SEL_TGT_COMPOSE_BOUNDS:
12851271 		f = &ctx->d_frame;
1286
-		/* fall through */
1272
+		fallthrough;
12871273 	case V4L2_SEL_TGT_CROP_BOUNDS:
12881274 	case V4L2_SEL_TGT_CROP_DEFAULT:
12891275 		s->r.left = 0;
....@@ -1294,7 +1280,7 @@
12941280 
12951281 	case V4L2_SEL_TGT_COMPOSE:
12961282 		f = &ctx->d_frame;
1297
-		/* fall through */
1283
+		fallthrough;
12981284 	case V4L2_SEL_TGT_CROP:
12991285 		s->r.left = f->offs_h;
13001286 		s->r.top = f->offs_v;
....@@ -1304,19 +1290,6 @@
13041290 	}
13051291 
13061292 	return -EINVAL;
1307
-}
1308
-
1309
-/* Return 1 if rectangle a is enclosed in rectangle b, or 0 otherwise. */
1310
-static int enclosed_rectangle(struct v4l2_rect *a, struct v4l2_rect *b)
1311
-{
1312
-	if (a->left < b->left || a->top < b->top)
1313
-		return 0;
1314
-	if (a->left + a->width > b->left + b->width)
1315
-		return 0;
1316
-	if (a->top + a->height > b->top + b->height)
1317
-		return 0;
1318
-
1319
-	return 1;
13201293 }
13211294 
13221295 static int fimc_cap_s_selection(struct file *file, void *fh,
....@@ -1341,11 +1314,11 @@
13411314 	fimc_capture_try_selection(ctx, &rect, s->target);
13421315 
13431316 	if (s->flags & V4L2_SEL_FLAG_LE &&
1344
-	    !enclosed_rectangle(&rect, &s->r))
1317
+	    !v4l2_rect_enclosed(&rect, &s->r))
13451318 		return -ERANGE;
13461319 
13471320 	if (s->flags & V4L2_SEL_FLAG_GE &&
1348
-	    !enclosed_rectangle(&s->r, &rect))
1321
+	    !v4l2_rect_enclosed(&s->r, &rect))
13491322 		return -ERANGE;
13501323 
13511324 	s->r = rect;
....@@ -1361,7 +1334,7 @@
13611334 static const struct v4l2_ioctl_ops fimc_capture_ioctl_ops = {
13621335 	.vidioc_querycap		= fimc_cap_querycap,
13631336 
1364
-	.vidioc_enum_fmt_vid_cap_mplane	= fimc_cap_enum_fmt_mplane,
1337
+	.vidioc_enum_fmt_vid_cap	= fimc_cap_enum_fmt,
13651338 	.vidioc_try_fmt_vid_cap_mplane	= fimc_cap_try_fmt_mplane,
13661339 	.vidioc_s_fmt_vid_cap_mplane	= fimc_cap_s_fmt_mplane,
13671340 	.vidioc_g_fmt_vid_cap_mplane	= fimc_cap_g_fmt_mplane,
....@@ -1415,7 +1388,7 @@
14151388 
14161389 	vc->input = sd->grp_id;
14171390 
1418
-	if (vc->user_subdev_api || vc->inh_sensor_ctrls)
1391
+	if (vc->user_subdev_api)
14191392 		return 0;
14201393 
14211394 	/* Inherit V4L2 controls from the image sensor subdev. */
....@@ -1424,7 +1397,7 @@
14241397 		return 0;
14251398 
14261399 	return v4l2_ctrl_add_handler(&vc->ctx->ctrls.handler,
1427
-				     sensor->ctrl_handler, NULL);
1400
+				     sensor->ctrl_handler, NULL, true);
14281401 }
14291402 
14301403 static const struct media_entity_operations fimc_sd_media_ops = {
....@@ -1618,7 +1591,7 @@
16181591 	switch (sel->target) {
16191592 	case V4L2_SEL_TGT_COMPOSE_BOUNDS:
16201593 		f = &ctx->d_frame;
1621
-		/* fall through */
1594
+		fallthrough;
16221595 	case V4L2_SEL_TGT_CROP_BOUNDS:
16231596 		r->width = f->o_width;
16241597 		r->height = f->o_height;
....@@ -1765,6 +1738,7 @@
17651738 	vfd->release	= video_device_release_empty;
17661739 	vfd->queue	= q;
17671740 	vfd->lock	= &fimc->lock;
1741
+	vfd->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_CAPTURE_MPLANE;
17681742 
17691743 	video_set_drvdata(vfd, fimc);
17701744 	vid_cap = &fimc->vid_cap;
....@@ -1814,7 +1788,7 @@
18141788 	if (ret)
18151789 		goto err_me_cleanup;
18161790 
1817
-	ret = video_register_device(vfd, VFL_TYPE_GRABBER, -1);
1791
+	ret = video_register_device(vfd, VFL_TYPE_VIDEO, -1);
18181792 	if (ret)
18191793 		goto err_ctrl_free;
18201794 
....@@ -1904,6 +1878,7 @@
19041878 		return ret;
19051879 
19061880 	sd->entity.ops = &fimc_sd_media_ops;
1881
+	sd->entity.function = MEDIA_ENT_F_PROC_VIDEO_SCALER;
19071882 	sd->internal_ops = &fimc_capture_sd_internal_ops;
19081883 	v4l2_set_subdevdata(sd, fimc);
19091884 	return 0;