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2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da 
 kernel/drivers/media/pci/ttpci/av7110_av.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * av7110_av.c: audio and video MPEG decoder stuff
34  *
....@@ -6,21 +7,6 @@
67  *
78  * originally based on code by:
89  * Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de>
9
- *
10
- * This program is free software; you can redistribute it and/or
11
- * modify it under the terms of the GNU General Public License
12
- * as published by the Free Software Foundation; either version 2
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- * of the License, or (at your option) any later version.
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- *
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * To obtain the license, point your browser to
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- * http://www.gnu.org/copyleft/gpl.html
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- *
2410  *
2511  * the project's page is at https://linuxtv.org
2612  */
....@@ -932,7 +918,6 @@
932918 	return 0;
933919 }
934920 
935
-
936921 /******************************************************************************
937922  * DVB device file operations
938923  ******************************************************************************/
....@@ -1095,6 +1080,42 @@
10951080 		return 0;
10961081 }
10971082 
1083
+#ifdef CONFIG_COMPAT
1084
+struct compat_video_still_picture {
1085
+	compat_uptr_t iFrame;
1086
+	int32_t size;
1087
+};
1088
+#define VIDEO_STILLPICTURE32 _IOW('o', 30, struct compat_video_still_picture)
1089
+
1090
+struct compat_video_event {
1091
+	__s32 type;
1092
+	/* unused, make sure to use atomic time for y2038 if it ever gets used */
1093
+	compat_long_t timestamp;
1094
+	union {
1095
+		video_size_t size;
1096
+		unsigned int frame_rate;        /* in frames per 1000sec */
1097
+		unsigned char vsync_field;      /* unknown/odd/even/progressive */
1098
+	} u;
1099
+};
1100
+#define VIDEO_GET_EVENT32 _IOR('o', 28, struct compat_video_event)
1101
+
1102
+static int dvb_compat_video_get_event(struct av7110 *av7110,
1103
+				      struct compat_video_event *event, int flags)
1104
+{
1105
+	struct video_event ev;
1106
+	int ret;
1107
+
1108
+	ret = dvb_video_get_event(av7110, &ev, flags);
1109
+
1110
+	*event = (struct compat_video_event) {
1111
+		.type = ev.type,
1112
+		.timestamp = ev.timestamp,
1113
+		.u.size = ev.u.size,
1114
+	};
1115
+
1116
+	return ret;
1117
+}
1118
+#endif
10981119 
10991120 static int dvb_video_ioctl(struct file *file,
11001121 			   unsigned int cmd, void *parg)
....@@ -1184,6 +1205,12 @@
11841205 		memcpy(parg, &av7110->videostate, sizeof(struct video_status));
11851206 		break;
11861207 
1208
+#ifdef CONFIG_COMPAT
1209
+	case VIDEO_GET_EVENT32:
1210
+		ret = dvb_compat_video_get_event(av7110, parg, file->f_flags);
1211
+		break;
1212
+#endif
1213
+
11871214 	case VIDEO_GET_EVENT:
11881215 		ret = dvb_video_get_event(av7110, parg, file->f_flags);
11891216 		break;
....@@ -1225,6 +1252,19 @@
12251252 		ret = av7110_fw_cmd(av7110, COMTYPE_ENCODER, SetMonitorType,
12261253 				    1, (u16) arg);
12271254 		break;
1255
+
1256
+#ifdef CONFIG_COMPAT
1257
+	case VIDEO_STILLPICTURE32:
1258
+	{
1259
+		struct compat_video_still_picture *pic =
1260
+			(struct compat_video_still_picture *) parg;
1261
+		av7110->videostate.stream_source = VIDEO_SOURCE_MEMORY;
1262
+		dvb_ringbuffer_flush_spinlock_wakeup(&av7110->avout);
1263
+		ret = play_iframe(av7110, compat_ptr(pic->iFrame),
1264
+				  pic->size, file->f_flags & O_NONBLOCK);
1265
+		break;
1266
+	}
1267
+#endif
12281268 
12291269 	case VIDEO_STILLPICTURE:
12301270 	{
....@@ -1533,6 +1573,7 @@
15331573 	.owner		= THIS_MODULE,
15341574 	.write		= dvb_video_write,
15351575 	.unlocked_ioctl	= dvb_generic_ioctl,
1576
+	.compat_ioctl	= dvb_generic_ioctl,
15361577 	.open		= dvb_video_open,
15371578 	.release	= dvb_video_release,
15381579 	.poll		= dvb_video_poll,
....@@ -1552,6 +1593,7 @@
15521593 	.owner		= THIS_MODULE,
15531594 	.write		= dvb_audio_write,
15541595 	.unlocked_ioctl	= dvb_generic_ioctl,
1596
+	.compat_ioctl	= dvb_generic_ioctl,
15551597 	.open		= dvb_audio_open,
15561598 	.release	= dvb_audio_release,
15571599 	.poll		= dvb_audio_poll,