change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/drivers/media/usb/airspy/airspy.c
..
..
@@ -1,17 +1,8 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
1
2
 /*
2
3
  * AirSpy SDR driver
3
4
  *
4
5
  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
5
- *
6
- *    This program is free software; you can redistribute it and/or modify
7
- *    it under the terms of the GNU General Public License as published by
8
- *    the Free Software Foundation; either version 2 of the License, or
9
- *    (at your option) any later version.
10
- *
11
- *    This program is distributed in the hope that it will be useful,
12
- *    but WITHOUT ANY WARRANTY; without even the implied warranty of
13
- *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14
- *    GNU General Public License for more details.
15
6
  */
16
7
 
17
8
 #include <linux/module.h>
..
..
@@ -80,7 +71,6 @@
80
71
 
81
72
 /* stream formats */
82
73
 struct airspy_format {
83
-	char	*name;
84
74
 	u32	pixelformat;
85
75
 	u32	buffersize;
86
76
 };
..
..
@@ -88,7 +78,6 @@
88
78
 /* format descriptions for capture and preview */
89
79
 static struct airspy_format formats[] = {
90
80
 	{
91
-		.name		= "Real U12LE",
92
81
 		.pixelformat	= V4L2_SDR_FMT_RU12LE,
93
82
 		.buffersize	= BULK_BUFFER_SIZE,
94
83
 	},
..
..
@@ -619,13 +608,9 @@
619
608
 {
620
609
 	struct airspy *s = video_drvdata(file);
621
610
 
622
-	strlcpy(cap->driver, KBUILD_MODNAME, sizeof(cap->driver));
623
-	strlcpy(cap->card, s->vdev.name, sizeof(cap->card));
611
+	strscpy(cap->driver, KBUILD_MODNAME, sizeof(cap->driver));
612
+	strscpy(cap->card, s->vdev.name, sizeof(cap->card));
624
613
 	usb_make_path(s->udev, cap->bus_info, sizeof(cap->bus_info));
625
-	cap->device_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_STREAMING |
626
-			V4L2_CAP_READWRITE | V4L2_CAP_TUNER;
627
-	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
628
-
629
614
 	return 0;
630
615
 }
631
616
 
..
..
@@ -635,7 +620,6 @@
635
620
 	if (f->index >= NUM_FORMATS)
636
621
 		return -EINVAL;
637
622
 
638
-	strlcpy(f->description, formats[f->index].name, sizeof(f->description));
639
623
 	f->pixelformat = formats[f->index].pixelformat;
640
624
 
641
625
 	return 0;
..
..
@@ -720,14 +704,14 @@
720
704
 	int ret;
721
705
 
722
706
 	if (v->index == 0) {
723
-		strlcpy(v->name, "AirSpy ADC", sizeof(v->name));
707
+		strscpy(v->name, "AirSpy ADC", sizeof(v->name));
724
708
 		v->type = V4L2_TUNER_ADC;
725
709
 		v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
726
710
 		v->rangelow  = bands[0].rangelow;
727
711
 		v->rangehigh = bands[0].rangehigh;
728
712
 		ret = 0;
729
713
 	} else if (v->index == 1) {
730
-		strlcpy(v->name, "AirSpy RF", sizeof(v->name));
714
+		strscpy(v->name, "AirSpy RF", sizeof(v->name));
731
715
 		v->type = V4L2_TUNER_RF;
732
716
 		v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
733
717
 		v->rangelow  = bands_rf[0].rangelow;
..
..
@@ -1066,6 +1050,8 @@
1066
1050
 	s->v4l2_dev.ctrl_handler = &s->hdl;
1067
1051
 	s->vdev.v4l2_dev = &s->v4l2_dev;
1068
1052
 	s->vdev.lock = &s->v4l2_lock;
1053
+	s->vdev.device_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_STREAMING |
1054
+			      V4L2_CAP_READWRITE | V4L2_CAP_TUNER;
1069
1055
 
1070
1056
 	ret = video_register_device(&s->vdev, VFL_TYPE_SDR, -1);
1071
1057
 	if (ret) {