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Diffstat (limited to 'linux/drivers/media/radio')
-rw-r--r--linux/drivers/media/radio/dsbr100.c16
-rw-r--r--linux/drivers/media/radio/radio-aimslab.c37
-rw-r--r--linux/drivers/media/radio/radio-aztech.c43
-rw-r--r--linux/drivers/media/radio/radio-cadet.c3
-rw-r--r--linux/drivers/media/radio/radio-gemtek-pci.c44
-rw-r--r--linux/drivers/media/radio/radio-gemtek.c40
-rw-r--r--linux/drivers/media/radio/radio-maestro.c37
-rw-r--r--linux/drivers/media/radio/radio-maxiradio.c68
-rw-r--r--linux/drivers/media/radio/radio-rtrack2.c37
-rw-r--r--linux/drivers/media/radio/radio-sf16fmi.c36
-rw-r--r--linux/drivers/media/radio/radio-sf16fmr2.c34
-rw-r--r--linux/drivers/media/radio/radio-si470x.c26
-rw-r--r--linux/drivers/media/radio/radio-terratec.c37
-rw-r--r--linux/drivers/media/radio/radio-trust.c20
-rw-r--r--linux/drivers/media/radio/radio-typhoon.c35
-rw-r--r--linux/drivers/media/radio/radio-zoltrix.c37
16 files changed, 326 insertions, 224 deletions
diff --git a/linux/drivers/media/radio/dsbr100.c b/linux/drivers/media/radio/dsbr100.c
index 93a871985..c03274e46 100644
--- a/linux/drivers/media/radio/dsbr100.c
+++ b/linux/drivers/media/radio/dsbr100.c
@@ -275,7 +275,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -307,7 +307,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
radio->curfreq = f->frequency;
if (dsbr100_setfreq(radio, radio->curfreq)==-1)
@@ -318,7 +318,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = radio->curfreq;
@@ -343,7 +343,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -356,7 +356,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct dsbr100_device *radio = video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -406,7 +406,7 @@ static int vidioc_s_audio(struct file *file, void *priv,
static int usb_dsbr100_open(struct inode *inode, struct file *file)
{
- struct dsbr100_device *radio=video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
lock_kernel();
radio->users = 1;
@@ -425,7 +425,7 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
static int usb_dsbr100_close(struct inode *inode, struct file *file)
{
- struct dsbr100_device *radio=video_get_drvdata(video_devdata(file));
+ struct dsbr100_device *radio = video_drvdata(file);
if (!radio)
return -ENODEV;
@@ -497,7 +497,7 @@ static int usb_dsbr100_probe(struct usb_interface *intf,
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)) {
+ if (video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr) < 0) {
warn("Could not register video device");
video_device_release(radio->videodev);
kfree(radio->transfer_buffer);
diff --git a/linux/drivers/media/radio/radio-aimslab.c b/linux/drivers/media/radio/radio-aimslab.c
index 516677a98..483ada689 100644
--- a/linux/drivers/media/radio/radio-aimslab.c
+++ b/linux/drivers/media/radio/radio-aimslab.c
@@ -52,6 +52,7 @@ static struct mutex lock;
struct rt_device
{
+ unsigned long in_use;
int port;
int curvol;
unsigned long curfreq;
@@ -246,8 +247,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -274,8 +274,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
rt->curfreq = f->frequency;
rt_setfreq(rt, rt->curfreq);
@@ -285,8 +284,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = rt->curfreq;
@@ -311,8 +309,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -328,8 +325,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -379,10 +375,21 @@ static int vidioc_s_audio(struct file *file, void *priv,
static struct rt_device rtrack_unit;
+static int rtrack_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &rtrack_unit.in_use) ? -EBUSY : 0;
+}
+
+static int rtrack_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &rtrack_unit.in_use);
+ return 0;
+}
+
static const struct file_operations rtrack_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = rtrack_exclusive_open,
+ .release = rtrack_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -409,6 +416,7 @@ static struct video_device rtrack_radio = {
.name = "RadioTrack radio",
.fops = &rtrack_fops,
.ioctl_ops = &rtrack_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __init rtrack_init(void)
@@ -425,10 +433,9 @@ static int __init rtrack_init(void)
return -EBUSY;
}
- rtrack_radio.priv=&rtrack_unit;
+ video_set_drvdata(&rtrack_radio, &rtrack_unit);
- if(video_register_device(&rtrack_radio, VFL_TYPE_RADIO, radio_nr)==-1)
- {
+ if (video_register_device(&rtrack_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 2);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-aztech.c b/linux/drivers/media/radio/radio-aztech.c
index 8adb1b003..9ce1908ac 100644
--- a/linux/drivers/media/radio/radio-aztech.c
+++ b/linux/drivers/media/radio/radio-aztech.c
@@ -71,6 +71,7 @@ static struct mutex lock;
struct az_device
{
+ unsigned long in_use;
int curvol;
unsigned long curfreq;
int stereo;
@@ -196,8 +197,7 @@ static int vidioc_querycap (struct file *file, void *priv,
static int vidioc_g_tuner (struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct az_device *az = dev->priv;
+ struct az_device *az = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -265,8 +265,7 @@ static int vidioc_s_audio (struct file *file, void *priv,
static int vidioc_s_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct az_device *az = dev->priv;
+ struct az_device *az = video_drvdata(file);
az->curfreq = f->frequency;
az_setfreq(az, az->curfreq);
@@ -276,8 +275,7 @@ static int vidioc_s_frequency (struct file *file, void *priv,
static int vidioc_g_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct az_device *az = dev->priv;
+ struct az_device *az = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = az->curfreq;
@@ -303,8 +301,7 @@ static int vidioc_queryctrl (struct file *file, void *priv,
static int vidioc_g_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct az_device *az = dev->priv;
+ struct az_device *az = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -323,8 +320,7 @@ static int vidioc_g_ctrl (struct file *file, void *priv,
static int vidioc_s_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct az_device *az = dev->priv;
+ struct az_device *az = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -343,10 +339,21 @@ static int vidioc_s_ctrl (struct file *file, void *priv,
static struct az_device aztech_unit;
+static int aztech_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &aztech_unit.in_use) ? -EBUSY : 0;
+}
+
+static int aztech_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &aztech_unit.in_use);
+ return 0;
+}
+
static const struct file_operations aztech_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = aztech_exclusive_open,
+ .release = aztech_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -370,9 +377,10 @@ static const struct v4l2_ioctl_ops aztech_ioctl_ops = {
};
static struct video_device aztech_radio = {
- .name = "Aztech radio",
- .fops = &aztech_fops,
- .ioctl_ops = &aztech_ioctl_ops,
+ .name = "Aztech radio",
+ .fops = &aztech_fops,
+ .ioctl_ops = &aztech_ioctl_ops,
+ .release = video_device_release_empty,
};
module_param_named(debug,aztech_radio.debug, int, 0644);
@@ -393,10 +401,9 @@ static int __init aztech_init(void)
}
mutex_init(&lock);
- aztech_radio.priv=&aztech_unit;
+ video_set_drvdata(&aztech_radio, &aztech_unit);
- if(video_register_device(&aztech_radio, VFL_TYPE_RADIO, radio_nr)==-1)
- {
+ if (video_register_device(&aztech_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io,2);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-cadet.c b/linux/drivers/media/radio/radio-cadet.c
index 6588f0cd3..f40c079ea 100644
--- a/linux/drivers/media/radio/radio-cadet.c
+++ b/linux/drivers/media/radio/radio-cadet.c
@@ -619,6 +619,7 @@ static struct video_device cadet_radio = {
.name = "Cadet radio",
.fops = &cadet_fops,
.ioctl_ops = &cadet_ioctl_ops,
+ .release = video_device_release_empty,
};
#ifdef CONFIG_PNP
@@ -712,7 +713,7 @@ static int __init cadet_init(void)
}
if (!request_region(io,2,"cadet"))
goto fail;
- if(video_register_device(&cadet_radio,VFL_TYPE_RADIO,radio_nr)==-1) {
+ if (video_register_device(&cadet_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io,2);
goto fail;
}
diff --git a/linux/drivers/media/radio/radio-gemtek-pci.c b/linux/drivers/media/radio/radio-gemtek-pci.c
index efee362c7..06a91be87 100644
--- a/linux/drivers/media/radio/radio-gemtek-pci.c
+++ b/linux/drivers/media/radio/radio-gemtek-pci.c
@@ -101,9 +101,8 @@ struct gemtek_pci_card {
u8 mute;
};
-static const char rcsid[] = "$Id: radio-gemtek-pci.c,v 1.1 2001/07/23 08:08:16 ted Exp ted $";
-
static int nr_radio = -1;
+static unsigned long in_use;
static inline u8 gemtek_pci_out( u16 value, u32 port )
{
@@ -206,8 +205,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_pci_card *card = dev->priv;
+ struct gemtek_pci_card *card = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -234,8 +232,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_pci_card *card = dev->priv;
+ struct gemtek_pci_card *card = video_drvdata(file);
if ( (f->frequency < GEMTEK_PCI_RANGE_LOW) ||
(f->frequency > GEMTEK_PCI_RANGE_HIGH) )
@@ -249,8 +246,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_pci_card *card = dev->priv;
+ struct gemtek_pci_card *card = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = card->current_frequency;
@@ -274,8 +270,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_pci_card *card = dev->priv;
+ struct gemtek_pci_card *card = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -294,8 +289,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_pci_card *card = dev->priv;
+ struct gemtek_pci_card *card = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -365,10 +359,21 @@ MODULE_DEVICE_TABLE( pci, gemtek_pci_id );
static int mx = 1;
+static int gemtek_pci_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+}
+
+static int gemtek_pci_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &in_use);
+ return 0;
+}
+
static const struct file_operations gemtek_pci_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = gemtek_pci_exclusive_open,
+ .release = gemtek_pci_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -392,9 +397,10 @@ static const struct v4l2_ioctl_ops gemtek_pci_ioctl_ops = {
};
static struct video_device vdev_template = {
- .name = "Gemtek PCI Radio",
- .fops = &gemtek_pci_fops,
- .ioctl_ops = &gemtek_pci_ioctl_ops,
+ .name = "Gemtek PCI Radio",
+ .fops = &gemtek_pci_fops,
+ .ioctl_ops = &gemtek_pci_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __devinit gemtek_pci_probe( struct pci_dev *pci_dev, const struct pci_device_id *pci_id )
@@ -426,13 +432,13 @@ static int __devinit gemtek_pci_probe( struct pci_dev *pci_dev, const struct pci
}
*devradio = vdev_template;
- if ( video_register_device( devradio, VFL_TYPE_RADIO , nr_radio) == -1 ) {
+ if (video_register_device(devradio, VFL_TYPE_RADIO, nr_radio) < 0) {
kfree( devradio );
goto err_video;
}
card->videodev = devradio;
- devradio->priv = card;
+ video_set_drvdata(devradio, card);
gemtek_pci_mute( card );
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,22)
diff --git a/linux/drivers/media/radio/radio-gemtek.c b/linux/drivers/media/radio/radio-gemtek.c
index bf1837ab2..003c7b2f7 100644
--- a/linux/drivers/media/radio/radio-gemtek.c
+++ b/linux/drivers/media/radio/radio-gemtek.c
@@ -58,6 +58,7 @@ static int shutdown = 1;
static int keepmuted = 1;
static int initmute = 1;
static int radio_nr = -1;
+static unsigned long in_use;
module_param(io, int, 0444);
MODULE_PARM_DESC(io, "Force I/O port for the GemTek Radio card if automatic "
@@ -394,10 +395,21 @@ static struct v4l2_queryctrl radio_qctrl[] = {
}
};
+static int gemtek_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+}
+
+static int gemtek_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &in_use);
+ return 0;
+}
+
static const struct file_operations gemtek_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = gemtek_exclusive_open,
+ .release = gemtek_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -448,8 +460,7 @@ static int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_device *rt = dev->priv;
+ struct gemtek_device *rt = video_drvdata(file);
gemtek_setfreq(rt, f->frequency);
@@ -459,8 +470,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_device *rt = dev->priv;
+ struct gemtek_device *rt = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = rt->lastfreq;
@@ -484,8 +494,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_device *rt = dev->priv;
+ struct gemtek_device *rt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -504,8 +513,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct gemtek_device *rt = dev->priv;
+ struct gemtek_device *rt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -570,9 +578,10 @@ static const struct v4l2_ioctl_ops gemtek_ioctl_ops = {
};
static struct video_device gemtek_radio = {
- .name = "GemTek Radio card",
- .fops = &gemtek_fops,
- .ioctl_ops = &gemtek_ioctl_ops,
+ .name = "GemTek Radio card",
+ .fops = &gemtek_fops,
+ .ioctl_ops = &gemtek_ioctl_ops,
+ .release = video_device_release_empty,
};
/*
@@ -611,10 +620,9 @@ static int __init gemtek_init(void)
return -EINVAL;
}
- gemtek_radio.priv = &gemtek_unit;
+ video_set_drvdata(&gemtek_radio, &gemtek_unit);
- if (video_register_device(&gemtek_radio, VFL_TYPE_RADIO,
- radio_nr) == -1) {
+ if (video_register_device(&gemtek_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 1);
return -EBUSY;
}
diff --git a/linux/drivers/media/radio/radio-maestro.c b/linux/drivers/media/radio/radio-maestro.c
index 3b382e2b3..326405d3b 100644
--- a/linux/drivers/media/radio/radio-maestro.c
+++ b/linux/drivers/media/radio/radio-maestro.c
@@ -76,7 +76,21 @@ static struct v4l2_queryctrl radio_qctrl[] = {
static int radio_nr = -1;
module_param(radio_nr, int, 0);
+static unsigned long in_use;
+
static int maestro_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
+
+static int maestro_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+}
+
+static int maestro_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &in_use);
+ return 0;
+}
+
static void maestro_remove(struct pci_dev *pdev);
static struct pci_device_id maestro_r_pci_tbl[] = {
@@ -99,8 +113,8 @@ static struct pci_driver maestro_r_driver = {
static const struct file_operations maestro_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = maestro_exclusive_open,
+ .release = maestro_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -197,8 +211,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card = video_get_drvdata(dev);
+ struct radio_device *card = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -230,8 +243,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card = video_get_drvdata(dev);
+ struct radio_device *card = video_drvdata(file);
if (f->frequency < FREQ_LO || f->frequency > FREQ_HI)
return -EINVAL;
@@ -242,8 +254,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card = video_get_drvdata(dev);
+ struct radio_device *card = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = BITS2FREQ(radio_bits_get(card));
@@ -268,8 +279,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card = video_get_drvdata(dev);
+ struct radio_device *card = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -282,8 +292,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card = video_get_drvdata(dev);
+ struct radio_device *card = video_drvdata(file);
register u16 io = card->io;
register u16 omask = inw(io + IO_MASK);
@@ -375,6 +384,7 @@ static struct video_device maestro_radio = {
.name = "Maestro radio",
.fops = &maestro_fops,
.ioctl_ops = &maestro_ioctl_ops,
+ .release = video_device_release,
};
static int __devinit maestro_probe(struct pci_dev *pdev,
@@ -410,8 +420,7 @@ static int __devinit maestro_probe(struct pci_dev *pdev,
video_set_drvdata(maestro_radio_inst, radio_unit);
pci_set_drvdata(pdev, maestro_radio_inst);
- retval = video_register_device(maestro_radio_inst, VFL_TYPE_RADIO,
- radio_nr);
+ retval = video_register_device(maestro_radio_inst, VFL_TYPE_RADIO, radio_nr);
if (retval) {
printk(KERN_ERR "can't register video device!\n");
goto errfr1;
diff --git a/linux/drivers/media/radio/radio-maxiradio.c b/linux/drivers/media/radio/radio-maxiradio.c
index 0f6bbd81b..4aea352cb 100644
--- a/linux/drivers/media/radio/radio-maxiradio.c
+++ b/linux/drivers/media/radio/radio-maxiradio.c
@@ -86,6 +86,7 @@ static const int clk = 1, data = 2, wren = 4, mo_st = 8, power = 16 ;
static int radio_nr = -1;
module_param(radio_nr, int, 0);
+static unsigned long in_use;
#define FREQ_LO 50*16000
#define FREQ_HI 150*16000
@@ -100,10 +101,21 @@ module_param(radio_nr, int, 0);
#define BITS2FREQ(x) ((x) * FREQ_STEP - FREQ_IF)
+static int maxiradio_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+}
+
+static int maxiradio_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &in_use);
+ return 0;
+}
+
static const struct file_operations maxiradio_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = maxiradio_exclusive_open,
+ .release = maxiradio_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -157,28 +169,28 @@ static void set_freq(__u16 io, __u32 freq)
{
unsigned long int si;
int bl;
- int data = FREQ2BITS(freq);
+ int val = FREQ2BITS(freq);
/* TEA5757 shift register bits (see pdf) */
- outbit(0,io); // 24 search
- outbit(1,io); // 23 search up/down
+ outbit(0, io); /* 24 search */
+ outbit(1, io); /* 23 search up/down */
- outbit(0,io); // 22 stereo/mono
+ outbit(0, io); /* 22 stereo/mono */
- outbit(0,io); // 21 band
- outbit(0,io); // 20 band (only 00=FM works I think)
+ outbit(0, io); /* 21 band */
+ outbit(0, io); /* 20 band (only 00=FM works I think) */
- outbit(0,io); // 19 port ?
- outbit(0,io); // 18 port ?
+ outbit(0, io); /* 19 port ? */
+ outbit(0, io); /* 18 port ? */
- outbit(0,io); // 17 search level
- outbit(0,io); // 16 search level
+ outbit(0, io); /* 17 search level */
+ outbit(0, io); /* 16 search level */
si = 0x8000;
- for (bl = 1; bl <= 16 ; bl++) {
- outbit(data & si,io);
- si >>=1;
+ for (bl = 1; bl <= 16; bl++) {
+ outbit(val & si, io);
+ si >>= 1;
}
dprintk(1, "Radio freq set to %d.%02d MHz\n",
@@ -220,8 +232,7 @@ static int vidioc_querycap (struct file *file, void *priv,
static int vidioc_g_tuner (struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card=dev->priv;
+ struct radio_device *card = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -291,8 +302,7 @@ static int vidioc_s_audio (struct file *file, void *priv,
static int vidioc_s_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card=dev->priv;
+ struct radio_device *card = video_drvdata(file);
if (f->frequency < FREQ_LO || f->frequency > FREQ_HI) {
dprintk(1, "radio freq (%d.%02d MHz) out of range (%d-%d)\n",
@@ -313,8 +323,7 @@ static int vidioc_s_frequency (struct file *file, void *priv,
static int vidioc_g_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card=dev->priv;
+ struct radio_device *card = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = card->freq;
@@ -344,8 +353,7 @@ static int vidioc_queryctrl (struct file *file, void *priv,
static int vidioc_g_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card=dev->priv;
+ struct radio_device *card = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -359,8 +367,7 @@ static int vidioc_g_ctrl (struct file *file, void *priv,
static int vidioc_s_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct radio_device *card=dev->priv;
+ struct radio_device *card = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -391,9 +398,10 @@ static const struct v4l2_ioctl_ops maxiradio_ioctl_ops = {
};
static struct video_device maxiradio_radio = {
- .name = "Maxi Radio FM2000 radio",
- .fops = &maxiradio_fops,
- .ioctl_ops = &maxiradio_ioctl_ops,
+ .name = "Maxi Radio FM2000 radio",
+ .fops = &maxiradio_fops,
+ .ioctl_ops = &maxiradio_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
@@ -409,9 +417,9 @@ static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_d
radio_unit.io = pci_resource_start(pdev, 0);
mutex_init(&radio_unit.lock);
- maxiradio_radio.priv = &radio_unit;
+ video_set_drvdata(&maxiradio_radio, &radio_unit);
- if (video_register_device(&maxiradio_radio, VFL_TYPE_RADIO, radio_nr)==-1) {
+ if (video_register_device(&maxiradio_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
printk("radio-maxiradio: can't register device!");
goto err_out_free_region;
}
diff --git a/linux/drivers/media/radio/radio-rtrack2.c b/linux/drivers/media/radio/radio-rtrack2.c
index 31d6eabbb..59592bb84 100644
--- a/linux/drivers/media/radio/radio-rtrack2.c
+++ b/linux/drivers/media/radio/radio-rtrack2.c
@@ -53,6 +53,7 @@ static spinlock_t lock;
struct rt_device
{
+ unsigned long in_use;
int port;
unsigned long curfreq;
int muted;
@@ -154,8 +155,7 @@ static int rt_getsigstr(struct rt_device *dev)
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -174,8 +174,7 @@ static int vidioc_g_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
rt->curfreq = f->frequency;
rt_setfreq(rt, rt->curfreq);
@@ -185,8 +184,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = rt->curfreq;
@@ -211,8 +209,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -231,8 +228,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct rt_device *rt = dev->priv;
+ struct rt_device *rt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -285,10 +281,21 @@ static int vidioc_s_audio(struct file *file, void *priv,
static struct rt_device rtrack2_unit;
+static int rtrack2_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &rtrack2_unit.in_use) ? -EBUSY : 0;
+}
+
+static int rtrack2_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &rtrack2_unit.in_use);
+ return 0;
+}
+
static const struct file_operations rtrack2_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = rtrack2_exclusive_open,
+ .release = rtrack2_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -315,6 +322,7 @@ static struct video_device rtrack2_radio = {
.name = "RadioTrack II radio",
.fops = &rtrack2_fops,
.ioctl_ops = &rtrack2_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __init rtrack2_init(void)
@@ -330,11 +338,10 @@ static int __init rtrack2_init(void)
return -EBUSY;
}
- rtrack2_radio.priv=&rtrack2_unit;
+ video_set_drvdata(&rtrack2_radio, &rtrack2_unit);
spin_lock_init(&lock);
- if(video_register_device(&rtrack2_radio, VFL_TYPE_RADIO, radio_nr)==-1)
- {
+ if (video_register_device(&rtrack2_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 4);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-sf16fmi.c b/linux/drivers/media/radio/radio-sf16fmi.c
index d4433b6a3..edf7480bc 100644
--- a/linux/drivers/media/radio/radio-sf16fmi.c
+++ b/linux/drivers/media/radio/radio-sf16fmi.c
@@ -46,6 +46,7 @@ static struct v4l2_queryctrl radio_qctrl[] = {
struct fmi_device
{
+ unsigned long in_use;
int port;
int curvol; /* 1 or 0 */
unsigned long curfreq; /* freq in kHz */
@@ -147,8 +148,7 @@ static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
int mult;
- struct video_device *dev = video_devdata(file);
- struct fmi_device *fmi = dev->priv;
+ struct fmi_device *fmi = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -176,8 +176,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct fmi_device *fmi = dev->priv;
+ struct fmi_device *fmi = video_drvdata(file);
if (!(fmi->flags & V4L2_TUNER_CAP_LOW))
f->frequency *= 1000;
@@ -194,8 +193,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct fmi_device *fmi = dev->priv;
+ struct fmi_device *fmi = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = fmi->curfreq;
@@ -222,8 +220,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct fmi_device *fmi = dev->priv;
+ struct fmi_device *fmi = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -236,8 +233,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct fmi_device *fmi = dev->priv;
+ struct fmi_device *fmi = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -285,10 +281,21 @@ static int vidioc_s_audio(struct file *file, void *priv,
static struct fmi_device fmi_unit;
+static int fmi_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &fmi_unit.in_use) ? -EBUSY : 0;
+}
+
+static int fmi_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &fmi_unit.in_use);
+ return 0;
+}
+
static const struct file_operations fmi_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = fmi_exclusive_open,
+ .release = fmi_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -315,6 +322,7 @@ static struct video_device fmi_radio = {
.name = "SF16FMx radio",
.fops = &fmi_fops,
.ioctl_ops = &fmi_ioctl_ops,
+ .release = video_device_release_empty,
};
/* ladis: this is my card. does any other types exist? */
@@ -374,11 +382,11 @@ static int __init fmi_init(void)
fmi_unit.curvol = 0;
fmi_unit.curfreq = 0;
fmi_unit.flags = V4L2_TUNER_CAP_LOW;
- fmi_radio.priv = &fmi_unit;
+ video_set_drvdata(&fmi_radio, &fmi_unit);
mutex_init(&lock);
- if (video_register_device(&fmi_radio, VFL_TYPE_RADIO, radio_nr) == -1) {
+ if (video_register_device(&fmi_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 2);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-sf16fmr2.c b/linux/drivers/media/radio/radio-sf16fmr2.c
index 7b7748561..f5aebc9da 100644
--- a/linux/drivers/media/radio/radio-sf16fmr2.c
+++ b/linux/drivers/media/radio/radio-sf16fmr2.c
@@ -65,6 +65,7 @@ static struct v4l2_queryctrl radio_qctrl[] = {
/* this should be static vars for module size */
struct fmr2_device
{
+ unsigned long in_use;
int port;
int curvol; /* 0-15 */
int mute;
@@ -230,8 +231,7 @@ static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
int mult;
- struct video_device *dev = video_devdata(file);
- struct fmr2_device *fmr2 = dev->priv;
+ struct fmr2_device *fmr2 = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -263,8 +263,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct fmr2_device *fmr2 = dev->priv;
+ struct fmr2_device *fmr2 = video_drvdata(file);
if (!(fmr2->flags & V4L2_TUNER_CAP_LOW))
f->frequency *= 1000;
@@ -287,8 +286,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct fmr2_device *fmr2 = dev->priv;
+ struct fmr2_device *fmr2 = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = fmr2->curfreq;
@@ -314,8 +312,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct fmr2_device *fmr2 = dev->priv;
+ struct fmr2_device *fmr2 = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -331,8 +328,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct fmr2_device *fmr2 = dev->priv;
+ struct fmr2_device *fmr2 = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -401,10 +397,21 @@ static int vidioc_s_audio(struct file *file, void *priv,
static struct fmr2_device fmr2_unit;
+static int fmr2_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &fmr2_unit.in_use) ? -EBUSY : 0;
+}
+
+static int fmr2_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &fmr2_unit.in_use);
+ return 0;
+}
+
static const struct file_operations fmr2_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = fmr2_exclusive_open,
+ .release = fmr2_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -431,6 +438,7 @@ static struct video_device fmr2_radio = {
.name = "SF16FMR2 radio",
.fops = &fmr2_fops,
.ioctl_ops = &fmr2_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __init fmr2_init(void)
@@ -442,7 +450,7 @@ static int __init fmr2_init(void)
fmr2_unit.stereo = 1;
fmr2_unit.flags = V4L2_TUNER_CAP_LOW;
fmr2_unit.card_type = 0;
- fmr2_radio.priv = &fmr2_unit;
+ video_set_drvdata(&fmr2_radio, &fmr2_unit);
mutex_init(&lock);
diff --git a/linux/drivers/media/radio/radio-si470x.c b/linux/drivers/media/radio/radio-si470x.c
index 3b1f630a9..871a63a87 100644
--- a/linux/drivers/media/radio/radio-si470x.c
+++ b/linux/drivers/media/radio/radio-si470x.c
@@ -991,7 +991,7 @@ static void si470x_work(struct work_struct *work)
static ssize_t si470x_fops_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
unsigned int block_count = 0;
@@ -1052,7 +1052,7 @@ done:
static unsigned int si470x_fops_poll(struct file *file,
struct poll_table_struct *pts)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* switch on rds reception */
@@ -1076,7 +1076,7 @@ static unsigned int si470x_fops_poll(struct file *file,
*/
static int si470x_fops_open(struct inode *inode, struct file *file)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval;
lock_kernel();
@@ -1106,7 +1106,7 @@ done:
*/
static int si470x_fops_release(struct inode *inode, struct file *file)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety check */
@@ -1289,7 +1289,7 @@ done:
static int si470x_vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1325,7 +1325,7 @@ done:
static int si470x_vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1412,7 +1412,7 @@ done:
static int si470x_vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *tuner)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1478,7 +1478,7 @@ done:
static int si470x_vidioc_s_tuner(struct file *file, void *priv,
struct v4l2_tuner *tuner)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1512,7 +1512,7 @@ done:
static int si470x_vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *freq)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1541,7 +1541,7 @@ done:
static int si470x_vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *freq)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1570,7 +1570,7 @@ done:
static int si470x_vidioc_s_hw_freq_seek(struct file *file, void *priv,
struct v4l2_hw_freq_seek *seek)
{
- struct si470x_device *radio = video_get_drvdata(video_devdata(file));
+ struct si470x_device *radio = video_drvdata(file);
int retval = 0;
/* safety checks */
@@ -1701,8 +1701,8 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
INIT_DELAYED_WORK(&radio->work, si470x_work);
/* register video device */
- if (video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr)) {
- retval = -EIO;
+ retval = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr);
+ if (retval) {
printk(KERN_WARNING DRIVER_NAME
": Could not register video device\n");
goto err_all;
diff --git a/linux/drivers/media/radio/radio-terratec.c b/linux/drivers/media/radio/radio-terratec.c
index 768582f53..3066b08f0 100644
--- a/linux/drivers/media/radio/radio-terratec.c
+++ b/linux/drivers/media/radio/radio-terratec.c
@@ -80,6 +80,7 @@ static spinlock_t lock;
struct tt_device
{
+ unsigned long in_use;
int port;
int curvol;
unsigned long curfreq;
@@ -221,8 +222,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct tt_device *tt = dev->priv;
+ struct tt_device *tt = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -249,8 +249,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct tt_device *tt = dev->priv;
+ struct tt_device *tt = video_drvdata(file);
tt->curfreq = f->frequency;
tt_setfreq(tt, tt->curfreq);
@@ -260,8 +259,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct tt_device *tt = dev->priv;
+ struct tt_device *tt = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = tt->curfreq;
@@ -286,8 +284,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct tt_device *tt = dev->priv;
+ struct tt_device *tt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -306,8 +303,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct tt_device *tt = dev->priv;
+ struct tt_device *tt = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -357,10 +353,21 @@ static int vidioc_s_audio(struct file *file, void *priv,
static struct tt_device terratec_unit;
+static int terratec_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &terratec_unit.in_use) ? -EBUSY : 0;
+}
+
+static int terratec_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &terratec_unit.in_use);
+ return 0;
+}
+
static const struct file_operations terratec_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = terratec_exclusive_open,
+ .release = terratec_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -387,6 +394,7 @@ static struct video_device terratec_radio = {
.name = "TerraTec ActiveRadio",
.fops = &terratec_fops,
.ioctl_ops = &terratec_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __init terratec_init(void)
@@ -402,12 +410,11 @@ static int __init terratec_init(void)
return -EBUSY;
}
- terratec_radio.priv=&terratec_unit;
+ video_set_drvdata(&terratec_radio, &terratec_unit);
spin_lock_init(&lock);
- if(video_register_device(&terratec_radio, VFL_TYPE_RADIO, radio_nr)==-1)
- {
+ if (video_register_device(&terratec_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io,2);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-trust.c b/linux/drivers/media/radio/radio-trust.c
index 648007027..a334ce27e 100644
--- a/linux/drivers/media/radio/radio-trust.c
+++ b/linux/drivers/media/radio/radio-trust.c
@@ -79,6 +79,7 @@ static __u16 curtreble;
static unsigned long curfreq;
static int curstereo;
static int curmute;
+static unsigned long in_use;
/* i2c addresses */
#define TDA7318_ADDR 0x88
@@ -340,10 +341,21 @@ static int vidioc_s_audio(struct file *file, void *priv,
return 0;
}
+static int trust_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
+}
+
+static int trust_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &in_use);
+ return 0;
+}
+
static const struct file_operations trust_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = trust_exclusive_open,
+ .release = trust_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -370,6 +382,7 @@ static struct video_device trust_radio = {
.name = "Trust FM Radio",
.fops = &trust_fops,
.ioctl_ops = &trust_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __init trust_init(void)
@@ -382,8 +395,7 @@ static int __init trust_init(void)
printk(KERN_ERR "trust: port 0x%x already in use\n", io);
return -EBUSY;
}
- if(video_register_device(&trust_radio, VFL_TYPE_RADIO, radio_nr)==-1)
- {
+ if (video_register_device(&trust_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 2);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-typhoon.c b/linux/drivers/media/radio/radio-typhoon.c
index fa66168d7..c7ea37389 100644
--- a/linux/drivers/media/radio/radio-typhoon.c
+++ b/linux/drivers/media/radio/radio-typhoon.c
@@ -80,7 +80,7 @@ static struct v4l2_queryctrl radio_qctrl[] = {
#endif
struct typhoon_device {
- int users;
+ unsigned long in_use;
int iobase;
int curvol;
int muted;
@@ -224,8 +224,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct typhoon_device *typhoon = dev->priv;
+ struct typhoon_device *typhoon = video_drvdata(file);
typhoon->curfreq = f->frequency;
typhoon_setfreq(typhoon, typhoon->curfreq);
@@ -235,8 +234,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct typhoon_device *typhoon = dev->priv;
+ struct typhoon_device *typhoon = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = typhoon->curfreq;
@@ -262,8 +260,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct typhoon_device *typhoon = dev->priv;
+ struct typhoon_device *typhoon = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -279,8 +276,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl (struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct typhoon_device *typhoon = dev->priv;
+ struct typhoon_device *typhoon = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -335,10 +331,21 @@ static struct typhoon_device typhoon_unit =
.mutefreq = CONFIG_RADIO_TYPHOON_MUTEFREQ,
};
+static int typhoon_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &typhoon_unit.in_use) ? -EBUSY : 0;
+}
+
+static int typhoon_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &typhoon_unit.in_use);
+ return 0;
+}
+
static const struct file_operations typhoon_fops = {
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = typhoon_exclusive_open,
+ .release = typhoon_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -365,6 +372,7 @@ static struct video_device typhoon_radio = {
.name = "Typhoon Radio",
.fops = &typhoon_fops,
.ioctl_ops = &typhoon_ioctl_ops,
+ .release = video_device_release_empty,
};
#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
@@ -447,9 +455,8 @@ static int __init typhoon_init(void)
return -EBUSY;
}
- typhoon_radio.priv = &typhoon_unit;
- if (video_register_device(&typhoon_radio, VFL_TYPE_RADIO, radio_nr) == -1)
- {
+ video_set_drvdata(&typhoon_radio, &typhoon_unit);
+ if (video_register_device(&typhoon_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 8);
return -EINVAL;
}
diff --git a/linux/drivers/media/radio/radio-zoltrix.c b/linux/drivers/media/radio/radio-zoltrix.c
index ef6d6a66f..615165b57 100644
--- a/linux/drivers/media/radio/radio-zoltrix.c
+++ b/linux/drivers/media/radio/radio-zoltrix.c
@@ -70,6 +70,7 @@ static int io = CONFIG_RADIO_ZOLTRIX_PORT;
static int radio_nr = -1;
struct zol_device {
+ unsigned long in_use;
int port;
int curvol;
unsigned long curfreq;
@@ -246,8 +247,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
- struct video_device *dev = video_devdata(file);
- struct zol_device *zol = dev->priv;
+ struct zol_device *zol = video_drvdata(file);
if (v->index > 0)
return -EINVAL;
@@ -277,8 +277,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct zol_device *zol = dev->priv;
+ struct zol_device *zol = video_drvdata(file);
zol->curfreq = f->frequency;
zol_setfreq(zol, zol->curfreq);
@@ -288,8 +287,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int vidioc_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct video_device *dev = video_devdata(file);
- struct zol_device *zol = dev->priv;
+ struct zol_device *zol = video_drvdata(file);
f->type = V4L2_TUNER_RADIO;
f->frequency = zol->curfreq;
@@ -314,8 +312,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct zol_device *zol = dev->priv;
+ struct zol_device *zol = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -331,8 +328,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
- struct video_device *dev = video_devdata(file);
- struct zol_device *zol = dev->priv;
+ struct zol_device *zol = video_drvdata(file);
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
@@ -397,11 +393,22 @@ static int vidioc_s_audio(struct file *file, void *priv,
static struct zol_device zoltrix_unit;
+static int zoltrix_exclusive_open(struct inode *inode, struct file *file)
+{
+ return test_and_set_bit(0, &zoltrix_unit.in_use) ? -EBUSY : 0;
+}
+
+static int zoltrix_exclusive_release(struct inode *inode, struct file *file)
+{
+ clear_bit(0, &zoltrix_unit.in_use);
+ return 0;
+}
+
static const struct file_operations zoltrix_fops =
{
.owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
+ .open = zoltrix_exclusive_open,
+ .release = zoltrix_exclusive_release,
.ioctl = video_ioctl2,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
@@ -428,6 +435,7 @@ static struct video_device zoltrix_radio = {
.name = "Zoltrix Radio Plus",
.fops = &zoltrix_fops,
.ioctl_ops = &zoltrix_ioctl_ops,
+ .release = video_device_release_empty,
};
static int __init zoltrix_init(void)
@@ -441,14 +449,13 @@ static int __init zoltrix_init(void)
return -ENXIO;
}
- zoltrix_radio.priv = &zoltrix_unit;
+ video_set_drvdata(&zoltrix_radio, &zoltrix_unit);
if (!request_region(io, 2, "zoltrix")) {
printk(KERN_ERR "zoltrix: port 0x%x already in use\n", io);
return -EBUSY;
}
- if (video_register_device(&zoltrix_radio, VFL_TYPE_RADIO, radio_nr) == -1)
- {
+ if (video_register_device(&zoltrix_radio, VFL_TYPE_RADIO, radio_nr) < 0) {
release_region(io, 2);
return -EINVAL;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-08 20:36:17 +0000