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authorAlexey Klimov <klimov.linux@gmail.com>2008-12-27 22:33:54 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-30 09:40:12 -0200
commitfc55bcb0a04a66465ab13c33f36a290f6e3a3f7d (patch)
treebb4fe5bb81738b1c016f9968166584422826e483 /drivers/media/radio/dsbr100.c
parent7e1ca8491d046d1f01de105add7f2f8f477869ec (diff)
downloadlinux-linaro-stable-fc55bcb0a04a66465ab13c33f36a290f6e3a3f7d.tar.gz
V4L/DVB (10060): dsbr100: fix and add right comments
Fix and add right comments. Few empty lines removed. Signed-off-by: Alexey Klimov <klimov.linux@gmail.com> Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/radio/dsbr100.c')
-rw-r--r--drivers/media/radio/dsbr100.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c
index 5de5def9c166..448e5a42b468 100644
--- a/drivers/media/radio/dsbr100.c
+++ b/drivers/media/radio/dsbr100.c
@@ -1,5 +1,5 @@
-/* A driver for the D-Link DSB-R100 USB radio. The R100 plugs
- into both the USB and an analog audio input, so this thing
+/* A driver for the D-Link DSB-R100 USB radio and Gemtek USB Radio 21.
+ The device plugs into both the USB and an analog audio input, so this thing
only deals with initialisation and frequency setting, the
audio data has to be handled by a sound driver.
@@ -172,7 +172,6 @@ struct dsbr100_device {
int muted;
};
-
static struct usb_device_id usb_dsbr100_device_table [] = {
{ USB_DEVICE(DSB100_VENDOR, DSB100_PRODUCT) },
{ } /* Terminating entry */
@@ -237,7 +236,6 @@ usb_control_msg_failed:
}
-
/* switch off radio */
static int dsbr100_stop(struct dsbr100_device *radio)
{
@@ -363,13 +361,14 @@ static void dsbr100_getstat(struct dsbr100_device *radio)
mutex_unlock(&radio->lock);
}
-
/* USB subsystem interface begins here */
-/* handle unplugging of the device, release data structures
-if nothing keeps us from doing it. If something is still
-keeping us busy, the release callback of v4l will take care
-of releasing it. */
+/*
+ * Handle unplugging of the device.
+ * We call video_unregister_device in any case.
+ * The last function called in this procedure is
+ * usb_dsbr100_video_device_release
+ */
static void usb_dsbr100_disconnect(struct usb_interface *intf)
{
struct dsbr100_device *radio = usb_get_intfdata(intf);
@@ -640,6 +639,7 @@ static int usb_dsbr100_resume(struct usb_interface *intf)
return 0;
}
+/* free data structures */
static void usb_dsbr100_video_device_release(struct video_device *videodev)
{
struct dsbr100_device *radio = videodev_to_radio(videodev);
@@ -683,8 +683,7 @@ static struct video_device dsbr100_videodev_data = {
.release = usb_dsbr100_video_device_release,
};
-/* check if the device is present and register with v4l and
-usb if it is */
+/* check if the device is present and register with v4l and usb if it is */
static int usb_dsbr100_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{