V4L/DVB (5623): Dsbr100.c Replace usb_dsbr100_do_ioctl to use video_ioctl2

Convert dsbr100 to use video_ioctl2

Signed-off-by:  Douglas Schilling Landgraf <dougsland@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Douglas Landgraf 2007-05-07 16:43:01 -03:00 committed by Mauro Carvalho Chehab
parent 2437c6d47c
commit 7002a4f350

View file

@ -33,6 +33,10 @@
History:
Version 0.42:
Converted dsbr100 to use video_ioctl2
by Douglas Landgraf <dougsland@gmail.com>
Version 0.41-ac1:
Alan Cox: Some cleanups and fixes
@ -121,8 +125,6 @@ devices, that would be 76 and 91. */
static int usb_dsbr100_probe(struct usb_interface *intf,
const struct usb_device_id *id);
static void usb_dsbr100_disconnect(struct usb_interface *intf);
static int usb_dsbr100_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
static int usb_dsbr100_open(struct inode *inode, struct file *file);
static int usb_dsbr100_close(struct inode *inode, struct file *file);
@ -142,26 +144,6 @@ struct dsbr100_device {
};
/* File system interface */
static const struct file_operations usb_dsbr100_fops = {
.owner = THIS_MODULE,
.open = usb_dsbr100_open,
.release = usb_dsbr100_close,
.ioctl = usb_dsbr100_ioctl,
.compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
};
/* V4L interface */
static struct video_device dsbr100_videodev_template=
{
.owner = THIS_MODULE,
.name = "D-Link DSB-R 100",
.type = VID_TYPE_TUNER,
.fops = &usb_dsbr100_fops,
.release = video_device_release,
};
static struct usb_device_id usb_dsbr100_device_table [] = {
{ USB_DEVICE(DSB100_VENDOR, DSB100_PRODUCT) },
{ } /* Terminating entry */
@ -252,37 +234,6 @@ static void dsbr100_getstat(struct dsbr100_device *radio)
/* USB subsystem interface begins here */
/* 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)
{
struct dsbr100_device *radio;
if (!(radio = kmalloc(sizeof(struct dsbr100_device), GFP_KERNEL)))
return -ENOMEM;
if (!(radio->videodev = video_device_alloc())) {
kfree(radio);
return -ENOMEM;
}
memcpy(radio->videodev, &dsbr100_videodev_template,
sizeof(dsbr100_videodev_template));
radio->removed = 0;
radio->users = 0;
radio->usbdev = interface_to_usbdev(intf);
radio->curfreq = FREQ_MIN*FREQ_MUL;
video_set_drvdata(radio->videodev, radio);
if (video_register_device(radio->videodev, VFL_TYPE_RADIO,
radio_nr)) {
warn("Could not register video device");
video_device_release(radio->videodev);
kfree(radio);
return -EIO;
}
usb_set_intfdata(intf, radio);
return 0;
}
/* 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
@ -307,133 +258,147 @@ static void usb_dsbr100_disconnect(struct usb_interface *intf)
}
/* Video for Linux interface */
static int usb_dsbr100_do_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, void *arg)
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *v)
{
struct dsbr100_device *radio=video_get_drvdata(video_devdata(file));
if (!radio)
return -EIO;
switch(cmd) {
case VIDIOC_QUERYCAP:
{
struct v4l2_capability *v = arg;
memset(v,0,sizeof(*v));
strlcpy(v->driver, "dsbr100", sizeof (v->driver));
strlcpy(v->card, "D-Link R-100 USB FM Radio", sizeof (v->card));
sprintf(v->bus_info,"ISA");
v->version = RADIO_VERSION;
v->capabilities = V4L2_CAP_TUNER;
return 0;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *v = arg;
if (v->index > 0)
return -EINVAL;
dsbr100_getstat(radio);
memset(v,0,sizeof(*v));
strcpy(v->name, "FM");
v->type = V4L2_TUNER_RADIO;
v->rangelow = FREQ_MIN*FREQ_MUL;
v->rangehigh = FREQ_MAX*FREQ_MUL;
v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
v->capability=V4L2_TUNER_CAP_LOW;
if(radio->stereo)
v->audmode = V4L2_TUNER_MODE_STEREO;
else
v->audmode = V4L2_TUNER_MODE_MONO;
v->signal = 0xFFFF; /* We can't get the signal strength */
return 0;
}
case VIDIOC_S_TUNER:
{
struct v4l2_tuner *v = arg;
if (v->index > 0)
return -EINVAL;
return 0;
}
case VIDIOC_S_FREQUENCY:
{
struct v4l2_frequency *f = arg;
radio->curfreq = f->frequency;
if (dsbr100_setfreq(radio, radio->curfreq)==-1)
warn("Set frequency failed");
return 0;
}
case VIDIOC_G_FREQUENCY:
{
struct v4l2_frequency *f = arg;
f->type = V4L2_TUNER_RADIO;
f->frequency = radio->curfreq;
return 0;
}
case VIDIOC_QUERYCTRL:
{
struct v4l2_queryctrl *qc = arg;
int i;
for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
if (qc->id && qc->id == radio_qctrl[i].id) {
memcpy(qc, &(radio_qctrl[i]),
sizeof(*qc));
return 0;
}
}
return -EINVAL;
}
case VIDIOC_G_CTRL:
{
struct v4l2_control *ctrl= arg;
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
ctrl->value=radio->muted;
return 0;
}
return -EINVAL;
}
case VIDIOC_S_CTRL:
{
struct v4l2_control *ctrl= arg;
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
if (ctrl->value) {
if (dsbr100_stop(radio)==-1)
warn("Radio did not respond properly");
} else {
if (dsbr100_start(radio)==-1)
warn("Radio did not respond properly");
}
return 0;
}
return -EINVAL;
}
default:
return v4l_compat_translate_ioctl(inode,file,cmd,arg,
usb_dsbr100_do_ioctl);
}
strlcpy(v->driver, "dsbr100", sizeof(v->driver));
strlcpy(v->card, "D-Link R-100 USB FM Radio", sizeof(v->card));
sprintf(v->bus_info, "ISA");
v->version = RADIO_VERSION;
v->capabilities = V4L2_CAP_TUNER;
return 0;
}
static int usb_dsbr100_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
return video_usercopy(inode, file, cmd, arg, usb_dsbr100_do_ioctl);
struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
if (v->index > 0)
return -EINVAL;
dsbr100_getstat(radio);
strcpy(v->name, "FM");
v->type = V4L2_TUNER_RADIO;
v->rangelow = FREQ_MIN*FREQ_MUL;
v->rangehigh = FREQ_MAX*FREQ_MUL;
v->rxsubchans = V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO;
v->capability = V4L2_TUNER_CAP_LOW;
if(radio->stereo)
v->audmode = V4L2_TUNER_MODE_STEREO;
else
v->audmode = V4L2_TUNER_MODE_MONO;
v->signal = 0xffff; /* We can't get the signal strength */
return 0;
}
static int vidioc_s_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
if (v->index > 0)
return -EINVAL;
return 0;
}
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
radio->curfreq = f->frequency;
if (dsbr100_setfreq(radio, radio->curfreq)==-1)
warn("Set frequency failed");
return 0;
}
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
f->type = V4L2_TUNER_RADIO;
f->frequency = radio->curfreq;
return 0;
}
static int vidioc_queryctrl(struct file *file, void *priv,
struct v4l2_queryctrl *qc)
{
int i;
for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
if (qc->id && qc->id == radio_qctrl[i].id) {
memcpy(qc, &(radio_qctrl[i]),
sizeof(*qc));
return 0;
}
}
return -EINVAL;
}
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
ctrl->value = radio->muted;
return 0;
}
return -EINVAL;
}
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
if (ctrl->value) {
if (dsbr100_stop(radio)==-1)
warn("Radio did not respond properly");
} else {
if (dsbr100_start(radio)==-1)
warn("Radio did not respond properly");
}
return 0;
}
return -EINVAL;
}
static int vidioc_g_audio(struct file *file, void *priv,
struct v4l2_audio *a)
{
if (a->index > 1)
return -EINVAL;
strcpy(a->name, "Radio");
a->capability = V4L2_AUDCAP_STEREO;
return 0;
}
static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
{
*i = 0;
return 0;
}
static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
{
if (i != 0)
return -EINVAL;
return 0;
}
static int vidioc_s_audio(struct file *file, void *priv,
struct v4l2_audio *a)
{
if (a->index != 0)
return -EINVAL;
return 0;
}
static int usb_dsbr100_open(struct inode *inode, struct file *file)
@ -465,6 +430,68 @@ static int usb_dsbr100_close(struct inode *inode, struct file *file)
return 0;
}
/* File system interface */
static const struct file_operations usb_dsbr100_fops = {
.owner = THIS_MODULE,
.open = usb_dsbr100_open,
.release = usb_dsbr100_close,
.ioctl = video_ioctl2,
.compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
};
/* V4L2 interface */
static struct video_device dsbr100_videodev_template =
{
.owner = THIS_MODULE,
.name = "D-Link DSB-R 100",
.type = VID_TYPE_TUNER,
.fops = &usb_dsbr100_fops,
.release = video_device_release,
.vidioc_querycap = vidioc_querycap,
.vidioc_g_tuner = vidioc_g_tuner,
.vidioc_s_tuner = vidioc_s_tuner,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_s_frequency = vidioc_s_frequency,
.vidioc_queryctrl = vidioc_queryctrl,
.vidioc_g_ctrl = vidioc_g_ctrl,
.vidioc_s_ctrl = vidioc_s_ctrl,
.vidioc_g_audio = vidioc_g_audio,
.vidioc_s_audio = vidioc_s_audio,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
};
/* 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)
{
struct dsbr100_device *radio;
if (!(radio = kmalloc(sizeof(struct dsbr100_device), GFP_KERNEL)))
return -ENOMEM;
if (!(radio->videodev = video_device_alloc())) {
kfree(radio);
return -ENOMEM;
}
memcpy(radio->videodev, &dsbr100_videodev_template,
sizeof(dsbr100_videodev_template));
radio->removed = 0;
radio->users = 0;
radio->usbdev = interface_to_usbdev(intf);
radio->curfreq = FREQ_MIN*FREQ_MUL;
video_set_drvdata(radio->videodev, radio);
if (video_register_device(radio->videodev, VFL_TYPE_RADIO,radio_nr)) {
warn("Could not register video device");
video_device_release(radio->videodev);
kfree(radio);
return -EIO;
}
usb_set_intfdata(intf, radio);
return 0;
}
static int __init dsbr100_init(void)
{
int retval = usb_register(&usb_dsbr100_driver);