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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d 
 kernel/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
....@@ -1,14 +1,10 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * linux/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
34  *
45  * Copyright (C) 2011 Samsung Electronics Co., Ltd.
56  *		http://www.samsung.com/
67  * Kamil Debski, <k.debski@samsung.com>
7
- *
8
- * This program is free software; you can redistribute it and/or modify
9
- * it under the terms of the GNU General Public License as published by
10
- * the Free Software Foundation; either version 2 of the License, or
11
- * (at your option) any later version.
128  */
139 
1410 #include <linux/clk.h>
....@@ -33,7 +29,6 @@
3329 
3430 static struct s5p_mfc_fmt formats[] = {
3531 	{
36
-		.name		= "4:2:0 2 Planes 16x16 Tiles",
3732 		.fourcc		= V4L2_PIX_FMT_NV12MT_16X16,
3833 		.codec_mode	= S5P_MFC_CODEC_NONE,
3934 		.type		= MFC_FMT_RAW,
....@@ -41,7 +36,6 @@
4136 		.versions	= MFC_V6_BIT | MFC_V7_BIT,
4237 	},
4338 	{
44
-		.name		= "4:2:0 2 Planes 64x32 Tiles",
4539 		.fourcc		= V4L2_PIX_FMT_NV12MT,
4640 		.codec_mode	= S5P_MFC_CODEC_NONE,
4741 		.type		= MFC_FMT_RAW,
....@@ -49,7 +43,6 @@
4943 		.versions	= MFC_V5_BIT,
5044 	},
5145 	{
52
-		.name		= "4:2:0 2 Planes Y/CbCr",
5346 		.fourcc		= V4L2_PIX_FMT_NV12M,
5447 		.codec_mode	= S5P_MFC_CODEC_NONE,
5548 		.type		= MFC_FMT_RAW,
....@@ -57,7 +50,6 @@
5750 		.versions	= MFC_V6PLUS_BITS,
5851 	},
5952 	{
60
-		.name		= "4:2:0 2 Planes Y/CrCb",
6153 		.fourcc		= V4L2_PIX_FMT_NV21M,
6254 		.codec_mode	= S5P_MFC_CODEC_NONE,
6355 		.type		= MFC_FMT_RAW,
....@@ -65,7 +57,6 @@
6557 		.versions	= MFC_V6PLUS_BITS,
6658 	},
6759 	{
68
-		.name		= "H264 Encoded Stream",
6960 		.fourcc		= V4L2_PIX_FMT_H264,
7061 		.codec_mode	= S5P_MFC_CODEC_H264_DEC,
7162 		.type		= MFC_FMT_DEC,
....@@ -73,7 +64,6 @@
7364 		.versions	= MFC_V5PLUS_BITS,
7465 	},
7566 	{
76
-		.name		= "H264/MVC Encoded Stream",
7767 		.fourcc		= V4L2_PIX_FMT_H264_MVC,
7868 		.codec_mode	= S5P_MFC_CODEC_H264_MVC_DEC,
7969 		.type		= MFC_FMT_DEC,
....@@ -81,7 +71,6 @@
8171 		.versions	= MFC_V6PLUS_BITS,
8272 	},
8373 	{
84
-		.name		= "H263 Encoded Stream",
8574 		.fourcc		= V4L2_PIX_FMT_H263,
8675 		.codec_mode	= S5P_MFC_CODEC_H263_DEC,
8776 		.type		= MFC_FMT_DEC,
....@@ -89,7 +78,6 @@
8978 		.versions	= MFC_V5PLUS_BITS,
9079 	},
9180 	{
92
-		.name		= "MPEG1 Encoded Stream",
9381 		.fourcc		= V4L2_PIX_FMT_MPEG1,
9482 		.codec_mode	= S5P_MFC_CODEC_MPEG2_DEC,
9583 		.type		= MFC_FMT_DEC,
....@@ -97,7 +85,6 @@
9785 		.versions	= MFC_V5PLUS_BITS,
9886 	},
9987 	{
100
-		.name		= "MPEG2 Encoded Stream",
10188 		.fourcc		= V4L2_PIX_FMT_MPEG2,
10289 		.codec_mode	= S5P_MFC_CODEC_MPEG2_DEC,
10390 		.type		= MFC_FMT_DEC,
....@@ -105,7 +92,6 @@
10592 		.versions	= MFC_V5PLUS_BITS,
10693 	},
10794 	{
108
-		.name		= "MPEG4 Encoded Stream",
10995 		.fourcc		= V4L2_PIX_FMT_MPEG4,
11096 		.codec_mode	= S5P_MFC_CODEC_MPEG4_DEC,
11197 		.type		= MFC_FMT_DEC,
....@@ -113,7 +99,6 @@
11399 		.versions	= MFC_V5PLUS_BITS,
114100 	},
115101 	{
116
-		.name		= "XviD Encoded Stream",
117102 		.fourcc		= V4L2_PIX_FMT_XVID,
118103 		.codec_mode	= S5P_MFC_CODEC_MPEG4_DEC,
119104 		.type		= MFC_FMT_DEC,
....@@ -121,7 +106,6 @@
121106 		.versions	= MFC_V5PLUS_BITS,
122107 	},
123108 	{
124
-		.name		= "VC1 Encoded Stream",
125109 		.fourcc		= V4L2_PIX_FMT_VC1_ANNEX_G,
126110 		.codec_mode	= S5P_MFC_CODEC_VC1_DEC,
127111 		.type		= MFC_FMT_DEC,
....@@ -129,7 +113,6 @@
129113 		.versions	= MFC_V5PLUS_BITS,
130114 	},
131115 	{
132
-		.name		= "VC1 RCV Encoded Stream",
133116 		.fourcc		= V4L2_PIX_FMT_VC1_ANNEX_L,
134117 		.codec_mode	= S5P_MFC_CODEC_VC1RCV_DEC,
135118 		.type		= MFC_FMT_DEC,
....@@ -137,7 +120,6 @@
137120 		.versions	= MFC_V5PLUS_BITS,
138121 	},
139122 	{
140
-		.name		= "VP8 Encoded Stream",
141123 		.fourcc		= V4L2_PIX_FMT_VP8,
142124 		.codec_mode	= S5P_MFC_CODEC_VP8_DEC,
143125 		.type		= MFC_FMT_DEC,
....@@ -186,12 +168,27 @@
186168 		.default_value = 0,
187169 	},
188170 	{
171
+		.id = V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY,
172
+		.type = V4L2_CTRL_TYPE_INTEGER,
173
+		.minimum = 0,
174
+		.maximum = 16383,
175
+		.step = 1,
176
+		.default_value = 0,
177
+	},
178
+	{
189179 		.id = V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY_ENABLE,
190180 		.type = V4L2_CTRL_TYPE_BOOLEAN,
191181 		.name = "H264 Display Delay Enable",
192182 		.minimum = 0,
193183 		.maximum = 1,
194184 		.step = 1,
185
+		.default_value = 0,
186
+	},
187
+	{
188
+		.id = V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE,
189
+		.type = V4L2_CTRL_TYPE_BOOLEAN,
190
+		.minimum = 0,
191
+		.maximum = 1,
195192 		.default_value = 0,
196193 	},
197194 	{
....@@ -271,17 +268,10 @@
271268 {
272269 	struct s5p_mfc_dev *dev = video_drvdata(file);
273270 
274
-	strlcpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver));
275
-	strlcpy(cap->card, dev->vfd_dec->name, sizeof(cap->card));
271
+	strscpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver));
272
+	strscpy(cap->card, dev->vfd_dec->name, sizeof(cap->card));
276273 	snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
277274 		 dev_name(&dev->plat_dev->dev));
278
-	/*
279
-	 * This is only a mem-to-mem video device. The capture and output
280
-	 * device capability flags are left only for backward compatibility
281
-	 * and are scheduled for removal.
282
-	 */
283
-	cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
284
-	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
285275 	return 0;
286276 }
287277 
....@@ -290,7 +280,6 @@
290280 							bool out)
291281 {
292282 	struct s5p_mfc_dev *dev = video_drvdata(file);
293
-	struct s5p_mfc_fmt *fmt;
294283 	int i, j = 0;
295284 
296285 	for (i = 0; i < ARRAY_SIZE(formats); ++i) {
....@@ -307,20 +296,18 @@
307296 	}
308297 	if (i == ARRAY_SIZE(formats))
309298 		return -EINVAL;
310
-	fmt = &formats[i];
311
-	strlcpy(f->description, fmt->name, sizeof(f->description));
312
-	f->pixelformat = fmt->fourcc;
299
+	f->pixelformat = formats[i].fourcc;
313300 	return 0;
314301 }
315302 
316
-static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
317
-							struct v4l2_fmtdesc *f)
303
+static int vidioc_enum_fmt_vid_cap(struct file *file, void *pirv,
304
+				   struct v4l2_fmtdesc *f)
318305 {
319306 	return vidioc_enum_fmt(file, f, false);
320307 }
321308 
322
-static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *priv,
323
-							struct v4l2_fmtdesc *f)
309
+static int vidioc_enum_fmt_vid_out(struct file *file, void *priv,
310
+				   struct v4l2_fmtdesc *f)
324311 {
325312 	return vidioc_enum_fmt(file, f, true);
326313 }
....@@ -602,7 +589,7 @@
602589 	int i;
603590 
604591 	if (buf->memory != V4L2_MEMORY_MMAP) {
605
-		mfc_err("Only mmaped buffers can be used\n");
592
+		mfc_err("Only mmapped buffers can be used\n");
606593 		return -EINVAL;
607594 	}
608595 	mfc_debug(2, "State: %d, buf->type: %d\n", ctx->state, buf->type);
....@@ -632,9 +619,9 @@
632619 		return -EIO;
633620 	}
634621 	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
635
-		return vb2_qbuf(&ctx->vq_src, buf);
622
+		return vb2_qbuf(&ctx->vq_src, NULL, buf);
636623 	else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
637
-		return vb2_qbuf(&ctx->vq_dst, buf);
624
+		return vb2_qbuf(&ctx->vq_dst, NULL, buf);
638625 	return -EINVAL;
639626 }
640627 
....@@ -718,9 +705,11 @@
718705 
719706 	switch (ctrl->id) {
720707 	case V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY:
708
+	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY:
721709 		ctx->display_delay = ctrl->val;
722710 		break;
723711 	case V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY_ENABLE:
712
+	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE:
724713 		ctx->display_delay_enable = ctrl->val;
725714 		break;
726715 	case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER:
....@@ -773,19 +762,23 @@
773762 	.g_volatile_ctrl = s5p_mfc_dec_g_v_ctrl,
774763 };
775764 
776
-/* Get cropping information */
777
-static int vidioc_g_crop(struct file *file, void *priv,
778
-		struct v4l2_crop *cr)
765
+/* Get compose information */
766
+static int vidioc_g_selection(struct file *file, void *priv,
767
+			      struct v4l2_selection *s)
779768 {
780769 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
781770 	struct s5p_mfc_dev *dev = ctx->dev;
782771 	u32 left, right, top, bottom;
772
+	u32 width, height;
773
+
774
+	if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
775
+		return -EINVAL;
783776 
784777 	if (ctx->state != MFCINST_HEAD_PARSED &&
785778 	    ctx->state != MFCINST_RUNNING &&
786779 	    ctx->state != MFCINST_FINISHING &&
787780 	    ctx->state != MFCINST_FINISHED) {
788
-		mfc_err("Can not get crop information\n");
781
+		mfc_err("Can not get compose information\n");
789782 		return -EINVAL;
790783 	}
791784 	if (ctx->src_fmt->fourcc == V4L2_PIX_FMT_H264) {
....@@ -795,21 +788,32 @@
795788 		top = s5p_mfc_hw_call(dev->mfc_ops, get_crop_info_v, ctx);
796789 		bottom = top >> S5P_FIMV_SHARED_CROP_BOTTOM_SHIFT;
797790 		top = top & S5P_FIMV_SHARED_CROP_TOP_MASK;
798
-		cr->c.left = left;
799
-		cr->c.top = top;
800
-		cr->c.width = ctx->img_width - left - right;
801
-		cr->c.height = ctx->img_height - top - bottom;
802
-		mfc_debug(2, "Cropping info [h264]: l=%d t=%d w=%d h=%d (r=%d b=%d fw=%d fh=%d\n",
803
-			  left, top, cr->c.width, cr->c.height, right, bottom,
791
+		width = ctx->img_width - left - right;
792
+		height = ctx->img_height - top - bottom;
793
+		mfc_debug(2, "Composing info [h264]: l=%d t=%d w=%d h=%d (r=%d b=%d fw=%d fh=%d\n",
794
+			  left, top, s->r.width, s->r.height, right, bottom,
804795 			  ctx->buf_width, ctx->buf_height);
805796 	} else {
806
-		cr->c.left = 0;
807
-		cr->c.top = 0;
808
-		cr->c.width = ctx->img_width;
809
-		cr->c.height = ctx->img_height;
810
-		mfc_debug(2, "Cropping info: w=%d h=%d fw=%d fh=%d\n",
811
-			  cr->c.width,	cr->c.height, ctx->buf_width,
797
+		left = 0;
798
+		top = 0;
799
+		width = ctx->img_width;
800
+		height = ctx->img_height;
801
+		mfc_debug(2, "Composing info: w=%d h=%d fw=%d fh=%d\n",
802
+			  s->r.width, s->r.height, ctx->buf_width,
812803 			  ctx->buf_height);
804
+	}
805
+
806
+	switch (s->target) {
807
+	case V4L2_SEL_TGT_COMPOSE:
808
+	case V4L2_SEL_TGT_COMPOSE_DEFAULT:
809
+	case V4L2_SEL_TGT_COMPOSE_BOUNDS:
810
+		s->r.left = left;
811
+		s->r.top = top;
812
+		s->r.width = width;
813
+		s->r.height = height;
814
+		break;
815
+	default:
816
+		return -EINVAL;
813817 	}
814818 	return 0;
815819 }
....@@ -872,8 +876,8 @@
872876 /* v4l2_ioctl_ops */
873877 static const struct v4l2_ioctl_ops s5p_mfc_dec_ioctl_ops = {
874878 	.vidioc_querycap = vidioc_querycap,
875
-	.vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
876
-	.vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
879
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
880
+	.vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out,
877881 	.vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt,
878882 	.vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt,
879883 	.vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt,
....@@ -887,7 +891,7 @@
887891 	.vidioc_expbuf = vidioc_expbuf,
888892 	.vidioc_streamon = vidioc_streamon,
889893 	.vidioc_streamoff = vidioc_streamoff,
890
-	.vidioc_g_crop = vidioc_g_crop,
894
+	.vidioc_g_selection = vidioc_g_selection,
891895 	.vidioc_decoder_cmd = vidioc_decoder_cmd,
892896 	.vidioc_subscribe_event = vidioc_subscribe_event,
893897 	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,