diff options
Diffstat (limited to 'drivers/media/radio/radio-mr800.c')
| -rw-r--r-- | drivers/media/radio/radio-mr800.c | 59 |
1 files changed, 22 insertions, 37 deletions
diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c index a360227ca3ab..cb0437b4c331 100644 --- a/drivers/media/radio/radio-mr800.c +++ b/drivers/media/radio/radio-mr800.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * A driver for the AverMedia MR 800 USB FM radio. This device plugs * into both the USB and an analog audio input, so this thing @@ -5,20 +6,6 @@ * audio data has to be handled by a sound driver. * * Copyright (c) 2008 Alexey Klimov <klimov.linux@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* @@ -32,25 +19,25 @@ * achievements (specifications given). * Also, Faidon Liambotis <paravoid@debian.org> wrote nice driver for this radio * in 2007. He allowed to use his driver to improve current mr800 radio driver. - * http://kerneltrap.org/mailarchive/linux-usb-devel/2007/10/11/342492 + * http://www.spinics.net/lists/linux-usb-devel/msg10109.html * * Version 0.01: First working version. - * It's required to blacklist AverMedia USB Radio - * in usbhid/hid-quirks.c + * It's required to blacklist AverMedia USB Radio + * in usbhid/hid-quirks.c * Version 0.10: A lot of cleanups and fixes: unpluging the device, - * few mutex locks were added, codinstyle issues, etc. - * Added stereo support. Thanks to - * Douglas Schilling Landgraf <dougsland@gmail.com> and - * David Ellingsworth <david@identd.dyndns.org> - * for discussion, help and support. + * few mutex locks were added, codinstyle issues, etc. + * Added stereo support. Thanks to + * Douglas Schilling Landgraf <dougsland@gmail.com> and + * David Ellingsworth <david@identd.dyndns.org> + * for discussion, help and support. * Version 0.11: Converted to v4l2_device. * * Many things to do: - * - Correct power management of device (suspend & resume) - * - Add code for scanning and smooth tuning - * - Add code for sensitivity value - * - Correct mistakes - * - In Japan another FREQ_MIN and FREQ_MAX + * - Correct power management of device (suspend & resume) + * - Add code for scanning and smooth tuning + * - Add code for sensitivity value + * - Correct mistakes + * - In Japan another FREQ_MIN and FREQ_MAX */ /* kernel includes */ @@ -270,12 +257,9 @@ static int vidioc_querycap(struct file *file, void *priv, { struct amradio_device *radio = video_drvdata(file); - strlcpy(v->driver, "radio-mr800", sizeof(v->driver)); - strlcpy(v->card, "AverMedia MR 800 USB FM Radio", sizeof(v->card)); + strscpy(v->driver, "radio-mr800", sizeof(v->driver)); + strscpy(v->card, "AverMedia MR 800 USB FM Radio", sizeof(v->card)); usb_make_path(radio->usbdev, v->bus_info, sizeof(v->bus_info)); - v->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER | - V4L2_CAP_HW_FREQ_SEEK; - v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -295,7 +279,7 @@ static int vidioc_g_tuner(struct file *file, void *priv, if (retval) return retval; - strcpy(v->name, "FM"); + strscpy(v->name, "FM", sizeof(v->name)); v->type = V4L2_TUNER_RADIO; v->rangelow = FREQ_MIN * FREQ_MUL; v->rangehigh = FREQ_MAX * FREQ_MUL; @@ -515,7 +499,7 @@ static int usb_amradio_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct amradio_device *radio; - int retval = 0; + int retval; radio = kzalloc(sizeof(struct amradio_device), GFP_KERNEL); @@ -551,14 +535,15 @@ static int usb_amradio_probe(struct usb_interface *intf, radio->v4l2_dev.ctrl_handler = &radio->hdl; radio->v4l2_dev.release = usb_amradio_release; - strlcpy(radio->vdev.name, radio->v4l2_dev.name, + strscpy(radio->vdev.name, radio->v4l2_dev.name, sizeof(radio->vdev.name)); radio->vdev.v4l2_dev = &radio->v4l2_dev; radio->vdev.fops = &usb_amradio_fops; radio->vdev.ioctl_ops = &usb_amradio_ioctl_ops; radio->vdev.release = video_device_release_empty; radio->vdev.lock = &radio->lock; - set_bit(V4L2_FL_USE_FH_PRIO, &radio->vdev.flags); + radio->vdev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER | + V4L2_CAP_HW_FREQ_SEEK; radio->usbdev = interface_to_usbdev(intf); radio->intf = intf; @@ -592,7 +577,7 @@ err: } /* USB Device ID List */ -static struct usb_device_id usb_amradio_device_table[] = { +static const struct usb_device_id usb_amradio_device_table[] = { { USB_DEVICE_AND_INTERFACE_INFO(USB_AMRADIO_VENDOR, USB_AMRADIO_PRODUCT, USB_CLASS_HID, 0, 0) }, { } /* Terminating entry */ |