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-rw-r--r--drivers/media/radio/Kconfig33
-rw-r--r--drivers/media/radio/Makefile1
-rw-r--r--drivers/media/radio/dsbr100.c395
-rw-r--r--drivers/media/radio/radio-aimslab.c12
-rw-r--r--drivers/media/radio/radio-aztech.c10
-rw-r--r--drivers/media/radio/radio-cadet.c12
-rw-r--r--drivers/media/radio/radio-gemtek-pci.c10
-rw-r--r--drivers/media/radio/radio-gemtek.c12
-rw-r--r--drivers/media/radio/radio-maestro.c10
-rw-r--r--drivers/media/radio/radio-maxiradio.c10
-rw-r--r--drivers/media/radio/radio-mr800.c137
-rw-r--r--drivers/media/radio/radio-rtrack2.c12
-rw-r--r--drivers/media/radio/radio-sf16fmi.c12
-rw-r--r--drivers/media/radio/radio-sf16fmr2.c10
-rw-r--r--drivers/media/radio/radio-si470x.c33
-rw-r--r--drivers/media/radio/radio-tea5764.c634
-rw-r--r--drivers/media/radio/radio-terratec.c10
-rw-r--r--drivers/media/radio/radio-trust.c10
-rw-r--r--drivers/media/radio/radio-typhoon.c10
-rw-r--r--drivers/media/radio/radio-zoltrix.c10
20 files changed, 1119 insertions, 264 deletions
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index 04cd7c04bdd..3315cac875e 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -355,6 +355,20 @@ config USB_SI470X
tristate "Silicon Labs Si470x FM Radio Receiver support"
depends on USB && VIDEO_V4L2
---help---
+ This is a driver for USB devices with the Silicon Labs SI470x
+ chip. Currently these devices are known to work:
+ - 10c4:818a: Silicon Labs USB FM Radio Reference Design
+ - 06e1:a155: ADS/Tech FM Radio Receiver (formerly Instant FM Music)
+ - 1b80:d700: KWorld USB FM Radio SnapMusic Mobile 700 (FM700)
+
+ Sound is provided by the ALSA USB Audio/MIDI driver. Therefore
+ if you don't want to use the device solely for RDS receiving,
+ it is recommended to also select SND_USB_AUDIO.
+
+ Please have a look at the documentation, especially on how
+ to redirect the audio stream from the radio to your sound device:
+ Documentation/video4linux/si470x.txt
+
Say Y here if you want to connect this type of radio to your
computer's USB port.
@@ -373,4 +387,23 @@ config USB_MR800
To compile this driver as a module, choose M here: the
module will be called radio-mr800.
+config RADIO_TEA5764
+ tristate "TEA5764 I2C FM radio support"
+ depends on I2C && VIDEO_V4L2
+ ---help---
+ Say Y here if you want to use the TEA5764 FM chip found in
+ EZX phones. This FM chip is present in EZX phones from Motorola,
+ connected to internal pxa I2C bus.
+
+ To compile this driver as a module, choose M here: the
+ module will be called radio-tea5764.
+
+config RADIO_TEA5764_XTAL
+ bool "TEA5764 crystal reference"
+ depends on RADIO_TEA5764=y
+ default y
+ help
+ Say Y here if TEA5764 have a 32768 Hz crystal in circuit, say N
+ here if TEA5764 reference frequency is connected in FREQIN.
+
endif # RADIO_ADAPTERS
diff --git a/drivers/media/radio/Makefile b/drivers/media/radio/Makefile
index 240ec63cdaf..0f2b35b3e56 100644
--- a/drivers/media/radio/Makefile
+++ b/drivers/media/radio/Makefile
@@ -19,5 +19,6 @@ obj-$(CONFIG_RADIO_MAESTRO) += radio-maestro.o
obj-$(CONFIG_USB_DSBR) += dsbr100.o
obj-$(CONFIG_USB_SI470X) += radio-si470x.o
obj-$(CONFIG_USB_MR800) += radio-mr800.o
+obj-$(CONFIG_RADIO_TEA5764) += radio-tea5764.o
EXTRA_CFLAGS += -Isound
diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c
index a5ca176a7b0..2014ebc4e98 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.
@@ -33,6 +33,10 @@
History:
+ Version 0.44:
+ Add suspend/resume functions, fix unplug of device,
+ a lot of cleanups and fixes by Alexey Klimov <klimov.linux@gmail.com>
+
Version 0.43:
Oliver Neukum: avoided DMA coherency issue
@@ -93,8 +97,8 @@
*/
#include <linux/version.h> /* for KERNEL_VERSION MACRO */
-#define DRIVER_VERSION "v0.41"
-#define RADIO_VERSION KERNEL_VERSION(0,4,1)
+#define DRIVER_VERSION "v0.44"
+#define RADIO_VERSION KERNEL_VERSION(0, 4, 4)
static struct v4l2_queryctrl radio_qctrl[] = {
{
@@ -104,7 +108,27 @@ static struct v4l2_queryctrl radio_qctrl[] = {
.maximum = 1,
.default_value = 1,
.type = V4L2_CTRL_TYPE_BOOLEAN,
- }
+ },
+/* HINT: the disabled controls are only here to satify kradio and such apps */
+ { .id = V4L2_CID_AUDIO_VOLUME,
+ .flags = V4L2_CTRL_FLAG_DISABLED,
+ },
+ {
+ .id = V4L2_CID_AUDIO_BALANCE,
+ .flags = V4L2_CTRL_FLAG_DISABLED,
+ },
+ {
+ .id = V4L2_CID_AUDIO_BASS,
+ .flags = V4L2_CTRL_FLAG_DISABLED,
+ },
+ {
+ .id = V4L2_CID_AUDIO_TREBLE,
+ .flags = V4L2_CTRL_FLAG_DISABLED,
+ },
+ {
+ .id = V4L2_CID_AUDIO_LOUDNESS,
+ .flags = V4L2_CTRL_FLAG_DISABLED,
+ },
};
#define DRIVER_AUTHOR "Markus Demleitner <msdemlei@tucana.harvard.edu>"
@@ -125,12 +149,16 @@ devices, that would be 76 and 91. */
#define FREQ_MAX 108.0
#define FREQ_MUL 16000
+#define videodev_to_radio(d) container_of(d, struct dsbr100_device, videodev)
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_open(struct inode *inode, struct file *file);
-static int usb_dsbr100_close(struct inode *inode, struct file *file);
+static int usb_dsbr100_open(struct file *file);
+static int usb_dsbr100_close(struct file *file);
+static int usb_dsbr100_suspend(struct usb_interface *intf,
+ pm_message_t message);
+static int usb_dsbr100_resume(struct usb_interface *intf);
static int radio_nr = -1;
module_param(radio_nr, int, 0);
@@ -138,8 +166,9 @@ module_param(radio_nr, int, 0);
/* Data for one (physical) device */
struct dsbr100_device {
struct usb_device *usbdev;
- struct video_device *videodev;
+ struct video_device videodev;
u8 *transfer_buffer;
+ struct mutex lock; /* buffer locking */
int curfreq;
int stereo;
int users;
@@ -147,7 +176,6 @@ struct dsbr100_device {
int muted;
};
-
static struct usb_device_id usb_dsbr100_device_table [] = {
{ USB_DEVICE(DSB100_VENDOR, DSB100_PRODUCT) },
{ } /* Terminating entry */
@@ -157,10 +185,14 @@ MODULE_DEVICE_TABLE (usb, usb_dsbr100_device_table);
/* USB subsystem interface */
static struct usb_driver usb_dsbr100_driver = {
- .name = "dsbr100",
- .probe = usb_dsbr100_probe,
- .disconnect = usb_dsbr100_disconnect,
- .id_table = usb_dsbr100_device_table,
+ .name = "dsbr100",
+ .probe = usb_dsbr100_probe,
+ .disconnect = usb_dsbr100_disconnect,
+ .id_table = usb_dsbr100_device_table,
+ .suspend = usb_dsbr100_suspend,
+ .resume = usb_dsbr100_resume,
+ .reset_resume = usb_dsbr100_resume,
+ .supports_autosuspend = 0,
};
/* Low-level device interface begins here */
@@ -168,95 +200,190 @@ static struct usb_driver usb_dsbr100_driver = {
/* switch on radio */
static int dsbr100_start(struct dsbr100_device *radio)
{
- if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- USB_REQ_GET_STATUS,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x00, 0xC7, radio->transfer_buffer, 8, 300) < 0 ||
- usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- DSB100_ONOFF,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x01, 0x00, radio->transfer_buffer, 8, 300) < 0)
- return -1;
- radio->muted=0;
+ int retval;
+ int request;
+
+ mutex_lock(&radio->lock);
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ USB_REQ_GET_STATUS,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 0x00, 0xC7, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = USB_REQ_GET_STATUS;
+ goto usb_control_msg_failed;
+ }
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ DSB100_ONOFF,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 0x01, 0x00, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = DSB100_ONOFF;
+ goto usb_control_msg_failed;
+ }
+
+ radio->muted = 0;
+ mutex_unlock(&radio->lock);
return (radio->transfer_buffer)[0];
-}
+usb_control_msg_failed:
+ mutex_unlock(&radio->lock);
+ dev_err(&radio->usbdev->dev,
+ "%s - usb_control_msg returned %i, request %i\n",
+ __func__, retval, request);
+ return retval;
+
+}
/* switch off radio */
static int dsbr100_stop(struct dsbr100_device *radio)
{
- if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- USB_REQ_GET_STATUS,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x16, 0x1C, radio->transfer_buffer, 8, 300) < 0 ||
- usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- DSB100_ONOFF,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x00, 0x00, radio->transfer_buffer, 8, 300) < 0)
- return -1;
- radio->muted=1;
+ int retval;
+ int request;
+
+ mutex_lock(&radio->lock);
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ USB_REQ_GET_STATUS,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 0x16, 0x1C, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = USB_REQ_GET_STATUS;
+ goto usb_control_msg_failed;
+ }
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ DSB100_ONOFF,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 0x00, 0x00, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = DSB100_ONOFF;
+ goto usb_control_msg_failed;
+ }
+
+ radio->muted = 1;
+ mutex_unlock(&radio->lock);
return (radio->transfer_buffer)[0];
+
+usb_control_msg_failed:
+ mutex_unlock(&radio->lock);
+ dev_err(&radio->usbdev->dev,
+ "%s - usb_control_msg returned %i, request %i\n",
+ __func__, retval, request);
+ return retval;
+
}
/* set a frequency, freq is defined by v4l's TUNER_LOW, i.e. 1/16th kHz */
static int dsbr100_setfreq(struct dsbr100_device *radio, int freq)
{
+ int retval;
+ int request;
+
freq = (freq / 16 * 80) / 1000 + 856;
- if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- DSB100_TUNE,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- (freq >> 8) & 0x00ff, freq & 0xff,
- radio->transfer_buffer, 8, 300) < 0 ||
- usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- USB_REQ_GET_STATUS,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x96, 0xB7, radio->transfer_buffer, 8, 300) < 0 ||
- usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
- USB_REQ_GET_STATUS,
- USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x00, 0x24, radio->transfer_buffer, 8, 300) < 0) {
- radio->stereo = -1;
- return -1;
+ mutex_lock(&radio->lock);
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ DSB100_TUNE,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ (freq >> 8) & 0x00ff, freq & 0xff,
+ radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = DSB100_TUNE;
+ goto usb_control_msg_failed;
}
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ USB_REQ_GET_STATUS,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 0x96, 0xB7, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = USB_REQ_GET_STATUS;
+ goto usb_control_msg_failed;
+ }
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
+ USB_REQ_GET_STATUS,
+ USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
+ 0x00, 0x24, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
+ request = USB_REQ_GET_STATUS;
+ goto usb_control_msg_failed;
+ }
+
radio->stereo = !((radio->transfer_buffer)[0] & 0x01);
+ mutex_unlock(&radio->lock);
return (radio->transfer_buffer)[0];
+
+usb_control_msg_failed:
+ radio->stereo = -1;
+ mutex_unlock(&radio->lock);
+ dev_err(&radio->usbdev->dev,
+ "%s - usb_control_msg returned %i, request %i\n",
+ __func__, retval, request);
+ return retval;
}
/* return the device status. This is, in effect, just whether it
sees a stereo signal or not. Pity. */
static void dsbr100_getstat(struct dsbr100_device *radio)
{
- if (usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),
+ int retval;
+
+ mutex_lock(&radio->lock);
+
+ retval = usb_control_msg(radio->usbdev,
+ usb_rcvctrlpipe(radio->usbdev, 0),
USB_REQ_GET_STATUS,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
- 0x00 , 0x24, radio->transfer_buffer, 8, 300) < 0)
+ 0x00 , 0x24, radio->transfer_buffer, 8, 300);
+
+ if (retval < 0) {
radio->stereo = -1;
- else
+ dev_err(&radio->usbdev->dev,
+ "%s - usb_control_msg returned %i, request %i\n",
+ __func__, retval, USB_REQ_GET_STATUS);
+ } else {
radio->stereo = !(radio->transfer_buffer[0] & 0x01);
-}
+ }
+ 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);
usb_set_intfdata (intf, NULL);
- if (radio) {
- video_unregister_device(radio->videodev);
- radio->videodev = NULL;
- if (radio->users) {
- kfree(radio->transfer_buffer);
- kfree(radio);
- } else {
- radio->removed = 1;
- }
- }
+
+ mutex_lock(&radio->lock);
+ radio->removed = 1;
+ mutex_unlock(&radio->lock);
+
+ video_unregister_device(&radio->videodev);
}
@@ -276,6 +403,10 @@ static int vidioc_g_tuner(struct file *file, void *priv,
{
struct dsbr100_device *radio = video_drvdata(file);
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
if (v->index > 0)
return -EINVAL;
@@ -297,6 +428,12 @@ static int vidioc_g_tuner(struct file *file, void *priv,
static int vidioc_s_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
+ struct dsbr100_device *radio = video_drvdata(file);
+
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
if (v->index > 0)
return -EINVAL;
@@ -307,9 +444,15 @@ static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
struct dsbr100_device *radio = video_drvdata(file);
+ int retval;
+
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
radio->curfreq = f->frequency;
- if (dsbr100_setfreq(radio, radio->curfreq) == -1)
+ retval = dsbr100_setfreq(radio, radio->curfreq);
+ if (retval < 0)
dev_warn(&radio->usbdev->dev, "Set frequency failed\n");
return 0;
}
@@ -319,6 +462,10 @@ static int vidioc_g_frequency(struct file *file, void *priv,
{
struct dsbr100_device *radio = video_drvdata(file);
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
f->type = V4L2_TUNER_RADIO;
f->frequency = radio->curfreq;
return 0;
@@ -343,6 +490,10 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
{
struct dsbr100_device *radio = video_drvdata(file);
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
ctrl->value = radio->muted;
@@ -355,17 +506,24 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct dsbr100_device *radio = video_drvdata(file);
+ int retval;
+
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
if (ctrl->value) {
- if (dsbr100_stop(radio) == -1) {
+ retval = dsbr100_stop(radio);
+ if (retval < 0) {
dev_warn(&radio->usbdev->dev,
"Radio did not respond properly\n");
return -EBUSY;
}
} else {
- if (dsbr100_start(radio) == -1) {
+ retval = dsbr100_start(radio);
+ if (retval < 0) {
dev_warn(&radio->usbdev->dev,
"Radio did not respond properly\n");
return -EBUSY;
@@ -408,7 +566,7 @@ static int vidioc_s_audio(struct file *file, void *priv,
return 0;
}
-static int usb_dsbr100_open(struct inode *inode, struct file *file)
+static int usb_dsbr100_open(struct file *file)
{
struct dsbr100_device *radio = video_drvdata(file);
int retval;
@@ -417,7 +575,8 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
radio->users = 1;
radio->muted = 1;
- if (dsbr100_start(radio) < 0) {
+ retval = dsbr100_start(radio);
+ if (retval < 0) {
dev_warn(&radio->usbdev->dev,
"Radio did not start up properly\n");
radio->users = 0;
@@ -426,38 +585,79 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file)
}
retval = dsbr100_setfreq(radio, radio->curfreq);
-
- if (retval == -1)
- printk(KERN_WARNING KBUILD_MODNAME ": Set frequency failed\n");
+ if (retval < 0)
+ dev_warn(&radio->usbdev->dev,
+ "set frequency failed\n");
unlock_kernel();
return 0;
}
-static int usb_dsbr100_close(struct inode *inode, struct file *file)
+static int usb_dsbr100_close(struct file *file)
{
struct dsbr100_device *radio = video_drvdata(file);
+ int retval;
if (!radio)
return -ENODEV;
+
radio->users = 0;
- if (radio->removed) {
- kfree(radio->transfer_buffer);
- kfree(radio);
+ if (!radio->removed) {
+ retval = dsbr100_stop(radio);
+ if (retval < 0) {
+ dev_warn(&radio->usbdev->dev,
+ "dsbr100_stop failed\n");
+ }
+
}
return 0;
}
+/* Suspend device - stop device. */
+static int usb_dsbr100_suspend(struct usb_interface *intf, pm_message_t message)
+{
+ struct dsbr100_device *radio = usb_get_intfdata(intf);
+ int retval;
+
+ retval = dsbr100_stop(radio);
+ if (retval < 0)
+ dev_warn(&intf->dev, "dsbr100_stop failed\n");
+
+ dev_info(&intf->dev, "going into suspend..\n");
+
+ return 0;
+}
+
+/* Resume device - start device. */
+static int usb_dsbr100_resume(struct usb_interface *intf)
+{
+ struct dsbr100_device *radio = usb_get_intfdata(intf);
+ int retval;
+
+ retval = dsbr100_start(radio);
+ if (retval < 0)
+ dev_warn(&intf->dev, "dsbr100_start failed\n");
+
+ dev_info(&intf->dev, "coming out of suspend..\n");
+
+ return 0;
+}
+
+/* free data structures */
+static void usb_dsbr100_video_device_release(struct video_device *videodev)
+{
+ struct dsbr100_device *radio = videodev_to_radio(videodev);
+
+ kfree(radio->transfer_buffer);
+ kfree(radio);
+}
+
/* File system interface */
-static const struct file_operations usb_dsbr100_fops = {
+static const struct v4l2_file_operations usb_dsbr100_fops = {
.owner = THIS_MODULE,
.open = usb_dsbr100_open,
.release = usb_dsbr100_close,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops usb_dsbr100_ioctl_ops = {
@@ -476,19 +676,19 @@ static const struct v4l2_ioctl_ops usb_dsbr100_ioctl_ops = {
};
/* V4L2 interface */
-static struct video_device dsbr100_videodev_template = {
+static struct video_device dsbr100_videodev_data = {
.name = "D-Link DSB-R 100",
.fops = &usb_dsbr100_fops,
.ioctl_ops = &usb_dsbr100_ioctl_ops,
- .release = video_device_release,
+ .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)
{
struct dsbr100_device *radio;
+ int retval;
radio = kmalloc(sizeof(struct dsbr100_device), GFP_KERNEL);
@@ -501,23 +701,18 @@ static int usb_dsbr100_probe(struct usb_interface *intf,
kfree(radio);
return -ENOMEM;
}
- radio->videodev = video_device_alloc();
- if (!(radio->videodev)) {
- kfree(radio->transfer_buffer);
- kfree(radio);
- return -ENOMEM;
- }
- memcpy(radio->videodev, &dsbr100_videodev_template,
- sizeof(dsbr100_videodev_template));
+ mutex_init(&radio->lock);
+ radio->videodev = dsbr100_videodev_data;
+
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) < 0) {
- dev_warn(&intf->dev, "Could not register video device\n");
- video_device_release(radio->videodev);
+ video_set_drvdata(&radio->videodev, radio);
+ retval = video_register_device(&radio->videodev, VFL_TYPE_RADIO, radio_nr);
+ if (retval < 0) {
+ dev_err(&intf->dev, "couldn't register video device\n");
kfree(radio->transfer_buffer);
kfree(radio);
return -EIO;
diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c
index 9305e958fc6..bfa13b8b304 100644
--- a/drivers/media/radio/radio-aimslab.c
+++ b/drivers/media/radio/radio-aimslab.c
@@ -1,7 +1,7 @@
/* radiotrack (radioreveal) driver for Linux radio support
* (c) 1997 M. Kirkwood
* Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org>
- * Converted to new API by Alan Cox <Alan.Cox@linux.org>
+ * Converted to new API by Alan Cox <alan@lxorguk.ukuu.org.uk>
* Various bugfixes and enhancements by Russell Kroll <rkroll@exploits.org>
*
* History:
@@ -374,26 +374,22 @@ 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)
+static int rtrack_exclusive_open(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)
+static int rtrack_exclusive_release(struct file *file)
{
clear_bit(0, &rtrack_unit.in_use);
return 0;
}
-static const struct file_operations rtrack_fops = {
+static const struct v4l2_file_operations rtrack_fops = {
.owner = THIS_MODULE,
.open = rtrack_exclusive_open,
.release = rtrack_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops rtrack_ioctl_ops = {
diff --git a/drivers/media/radio/radio-aztech.c b/drivers/media/radio/radio-aztech.c
index d7848957323..5604e881e96 100644
--- a/drivers/media/radio/radio-aztech.c
+++ b/drivers/media/radio/radio-aztech.c
@@ -338,26 +338,22 @@ 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)
+static int aztech_exclusive_open(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)
+static int aztech_exclusive_release(struct file *file)
{
clear_bit(0, &aztech_unit.in_use);
return 0;
}
-static const struct file_operations aztech_fops = {
+static const struct v4l2_file_operations aztech_fops = {
.owner = THIS_MODULE,
.open = aztech_exclusive_open,
.release = aztech_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops aztech_ioctl_ops = {
diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c
index 0490a1fa999..cb3075ac104 100644
--- a/drivers/media/radio/radio-cadet.c
+++ b/drivers/media/radio/radio-cadet.c
@@ -23,7 +23,7 @@
* 2002-01-17 Adam Belay <ambx1@neo.rr.com>
* Updated to latest pnp code
*
- * 2003-01-31 Alan Cox <alan@redhat.com>
+ * 2003-01-31 Alan Cox <alan@lxorguk.ukuu.org.uk>
* Cleaned up locking, delay code, general odds and ends
*
* 2006-07-30 Hans J. Koch <koch@hjk-az.de>
@@ -529,7 +529,7 @@ static int vidioc_s_audio(struct file *file, void *priv,
}
static int
-cadet_open(struct inode *inode, struct file *file)
+cadet_open(struct file *file)
{
users++;
if (1 == users) init_waitqueue_head(&read_queue);
@@ -537,7 +537,7 @@ cadet_open(struct inode *inode, struct file *file)
}
static int
-cadet_release(struct inode *inode, struct file *file)
+cadet_release(struct file *file)
{
users--;
if (0 == users){
@@ -557,17 +557,13 @@ cadet_poll(struct file *file, struct poll_table_struct *wait)
}
-static const struct file_operations cadet_fops = {
+static const struct v4l2_file_operations cadet_fops = {
.owner = THIS_MODULE,
.open = cadet_open,
.release = cadet_release,
.read = cadet_read,
.ioctl = video_ioctl2,
.poll = cadet_poll,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops cadet_ioctl_ops = {
diff --git a/drivers/media/radio/radio-gemtek-pci.c b/drivers/media/radio/radio-gemtek-pci.c
index e15bee6d7cf..0c96bf8525b 100644
--- a/drivers/media/radio/radio-gemtek-pci.c
+++ b/drivers/media/radio/radio-gemtek-pci.c
@@ -358,26 +358,22 @@ MODULE_DEVICE_TABLE( pci, gemtek_pci_id );
static int mx = 1;
-static int gemtek_pci_exclusive_open(struct inode *inode, struct file *file)
+static int gemtek_pci_exclusive_open(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)
+static int gemtek_pci_exclusive_release(struct file *file)
{
clear_bit(0, &in_use);
return 0;
}
-static const struct file_operations gemtek_pci_fops = {
+static const struct v4l2_file_operations gemtek_pci_fops = {
.owner = THIS_MODULE,
.open = gemtek_pci_exclusive_open,
.release = gemtek_pci_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops gemtek_pci_ioctl_ops = {
diff --git a/drivers/media/radio/radio-gemtek.c b/drivers/media/radio/radio-gemtek.c
index d131a5d3812..2b68be773f1 100644
--- a/drivers/media/radio/radio-gemtek.c
+++ b/drivers/media/radio/radio-gemtek.c
@@ -8,7 +8,7 @@
* RadioTrack II driver for Linux radio support (C) 1998 Ben Pfaff
*
* Based on RadioTrack I/RadioReveal (C) 1997 M. Kirkwood
- * Converted to new API by Alan Cox <Alan.Cox@linux.org>
+ * Converted to new API by Alan Cox <alan@lxorguk.ukuu.org.uk>
* Various bugfixes and enhancements by Russell Kroll <rkroll@exploits.org>
*
* TODO: Allow for more than one of these foolish entities :-)
@@ -394,26 +394,22 @@ static struct v4l2_queryctrl radio_qctrl[] = {
}
};
-static int gemtek_exclusive_open(struct inode *inode, struct file *file)
+static int gemtek_exclusive_open(struct file *file)
{
return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
}
-static int gemtek_exclusive_release(struct inode *inode, struct file *file)
+static int gemtek_exclusive_release(struct file *file)
{
clear_bit(0, &in_use);
return 0;
}
-static const struct file_operations gemtek_fops = {
+static const struct v4l2_file_operations gemtek_fops = {
.owner = THIS_MODULE,
.open = gemtek_exclusive_open,
.release = gemtek_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek
};
static int vidioc_querycap(struct file *file, void *priv,
diff --git a/drivers/media/radio/radio-maestro.c b/drivers/media/radio/radio-maestro.c
index 4bf4d007bcf..ba3a13a9001 100644
--- a/drivers/media/radio/radio-maestro.c
+++ b/drivers/media/radio/radio-maestro.c
@@ -79,12 +79,12 @@ 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)
+static int maestro_exclusive_open(struct file *file)
{
return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
}
-static int maestro_exclusive_release(struct inode *inode, struct file *file)
+static int maestro_exclusive_release(struct file *file)
{
clear_bit(0, &in_use);
return 0;
@@ -110,15 +110,11 @@ static struct pci_driver maestro_r_driver = {
.remove = __devexit_p(maestro_remove),
};
-static const struct file_operations maestro_fops = {
+static const struct v4l2_file_operations maestro_fops = {
.owner = THIS_MODULE,
.open = maestro_exclusive_open,
.release = maestro_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
struct radio_device {
diff --git a/drivers/media/radio/radio-maxiradio.c b/drivers/media/radio/radio-maxiradio.c
index c777a17b00b..c5dc00aa9c9 100644
--- a/drivers/media/radio/radio-maxiradio.c
+++ b/drivers/media/radio/radio-maxiradio.c
@@ -100,26 +100,22 @@ static unsigned long in_use;
#define BITS2FREQ(x) ((x) * FREQ_STEP - FREQ_IF)
-static int maxiradio_exclusive_open(struct inode *inode, struct file *file)
+static int maxiradio_exclusive_open(struct file *file)
{
return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
}
-static int maxiradio_exclusive_release(struct inode *inode, struct file *file)
+static int maxiradio_exclusive_release(struct file *file)
{
clear_bit(0, &in_use);
return 0;
}
-static const struct file_operations maxiradio_fops = {
+static const struct v4l2_file_operations maxiradio_fops = {
.owner = THIS_MODULE,
.open = maxiradio_exclusive_open,
.release = maxiradio_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static struct radio_device
diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c
index 256cbeffdcb..0747dc8862b 100644
--- a/drivers/media/radio/radio-mr800.c
+++ b/drivers/media/radio/radio-mr800.c
@@ -72,6 +72,11 @@ MODULE_LICENSE("GPL");
#define USB_AMRADIO_VENDOR 0x07ca
#define USB_AMRADIO_PRODUCT 0xb800
+/* dev_warn macro with driver name */
+#define MR800_DRIVER_NAME "radio-mr800"
+#define amradio_dev_warn(dev, fmt, arg...) \
+ dev_warn(dev, MR800_DRIVER_NAME " - " fmt, ##arg)
+
/* Probably USB_TIMEOUT should be modified in module parameter */
#define BUFFER_LENGTH 8
#define USB_TIMEOUT 500
@@ -122,8 +127,8 @@ static struct v4l2_queryctrl radio_qctrl[] = {
static int usb_amradio_probe(struct usb_interface *intf,
const struct usb_device_id *id);
static void usb_amradio_disconnect(struct usb_interface *intf);
-static int usb_amradio_open(struct inode *inode, struct file *file);
-static int usb_amradio_close(struct inode *inode, struct file *file);
+static int usb_amradio_open(struct file *file);
+static int usb_amradio_close(struct file *file);
static int usb_amradio_suspend(struct usb_interface *intf,
pm_message_t message);
static int usb_amradio_resume(struct usb_interface *intf);
@@ -154,14 +159,14 @@ MODULE_DEVICE_TABLE(usb, usb_amradio_device_table);
/* USB subsystem interface */
static struct usb_driver usb_amradio_driver = {
- .name = "radio-mr800",
+ .name = MR800_DRIVER_NAME,
.probe = usb_amradio_probe,
.disconnect = usb_amradio_disconnect,
.suspend = usb_amradio_suspend,
.resume = usb_amradio_resume,
.reset_resume = usb_amradio_resume,
.id_table = usb_amradio_device_table,
- .supports_autosuspend = 1,
+ .supports_autosuspend = 0,
};
/* switch on radio. Send 8 bytes to device. */
@@ -202,6 +207,10 @@ static int amradio_stop(struct amradio_device *radio)
int retval;
int size;
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
mutex_lock(&radio->lock);
radio->buffer[0] = 0x00;
@@ -235,6 +244,10 @@ static int amradio_setfreq(struct amradio_device *radio, int freq)
int size;
unsigned short freq_send = 0x13 + (freq >> 3) / 25;
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
mutex_lock(&radio->lock);
radio->buffer[0] = 0x00;
@@ -288,18 +301,12 @@ static void usb_amradio_disconnect(struct usb_interface *intf)
{
struct amradio_device *radio = usb_get_intfdata(intf);
- usb_set_intfdata(intf, NULL);
+ mutex_lock(&radio->lock);
+ radio->removed = 1;
+ mutex_unlock(&radio->lock);
- if (radio) {
- video_unregister_device(radio->videodev);
- radio->videodev = NULL;
- if (radio->users) {
- kfree(radio->buffer);
- kfree(radio);
- } else {
- radio->removed = 1;
- }
- }
+ usb_set_intfdata(intf, NULL);
+ video_unregister_device(radio->videodev);
}
/* vidioc_querycap - query device capabilities */
@@ -320,6 +327,10 @@ static int vidioc_g_tuner(struct file *file, void *priv,
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
if (v->index > 0)
return -EINVAL;
@@ -346,6 +357,12 @@ static int vidioc_g_tuner(struct file *file, void *priv,
static int vidioc_s_tuner(struct file *file, void *priv,
struct v4l2_tuner *v)
{
+ struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
if (v->index > 0)
return -EINVAL;
return 0;
@@ -357,9 +374,14 @@ static int vidioc_s_frequency(struct file *file, void *priv,
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
radio->curfreq = f->frequency;
if (amradio_setfreq(radio, radio->curfreq) < 0)
- warn("Set frequency failed");
+ amradio_dev_warn(&radio->videodev->dev,
+ "set frequency failed\n");
return 0;
}
@@ -369,6 +391,10 @@ static int vidioc_g_frequency(struct file *file, void *priv,
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
f->type = V4L2_TUNER_RADIO;
f->frequency = radio->curfreq;
return 0;
@@ -382,8 +408,7 @@ static int vidioc_queryctrl(struct file *file, void *priv,
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));
+ memcpy(qc, &(radio_qctrl[i]), sizeof(*qc));
return 0;
}
}
@@ -396,6 +421,10 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
ctrl->value = radio->muted;
@@ -410,16 +439,22 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+ /* safety check */
+ if (radio->removed)
+ return -EIO;
+
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
if (ctrl->value) {
if (amradio_stop(radio) < 0) {
- warn("amradio_stop() failed");
+ amradio_dev_warn(&radio->videodev->dev,
+ "amradio_stop failed\n");
return -1;
}
} else {
if (amradio_start(radio) < 0) {
- warn("amradio_start() failed");
+ amradio_dev_warn(&radio->videodev->dev,
+ "amradio_start failed\n");
return -1;
}
}
@@ -465,7 +500,7 @@ static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
}
/* open device - amradio_start() and amradio_setfreq() */
-static int usb_amradio_open(struct inode *inode, struct file *file)
+static int usb_amradio_open(struct file *file)
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
@@ -475,30 +510,38 @@ static int usb_amradio_open(struct inode *inode, struct file *file)
radio->muted = 1;
if (amradio_start(radio) < 0) {
- warn("Radio did not start up properly");
+ amradio_dev_warn(&radio->videodev->dev,
+ "radio did not start up properly\n");
radio->users = 0;
unlock_kernel();
return -EIO;
}
if (amradio_setfreq(radio, radio->curfreq) < 0)
- warn("Set frequency failed");
+ amradio_dev_warn(&radio->videodev->dev,
+ "set frequency failed\n");
unlock_kernel();
return 0;
}
-/*close device - free driver structures */
-static int usb_amradio_close(struct inode *inode, struct file *file)
+/*close device */
+static int usb_amradio_close(struct file *file)
{
struct amradio_device *radio = video_get_drvdata(video_devdata(file));
+ int retval;
if (!radio)
return -ENODEV;
+
radio->users = 0;
- if (radio->removed) {
- kfree(radio->buffer);
- kfree(radio);
+
+ if (!radio->removed) {
+ retval = amradio_stop(radio);
+ if (retval < 0)
+ amradio_dev_warn(&radio->videodev->dev,
+ "amradio_stop failed\n");
}
+
return 0;
}
@@ -508,9 +551,9 @@ static int usb_amradio_suspend(struct usb_interface *intf, pm_message_t message)
struct amradio_device *radio = usb_get_intfdata(intf);
if (amradio_stop(radio) < 0)
- warn("amradio_stop() failed");
+ dev_warn(&intf->dev, "amradio_stop failed\n");
- info("radio-mr800: Going into suspend..");
+ dev_info(&intf->dev, "going into suspend..\n");
return 0;
}
@@ -521,23 +564,19 @@ static int usb_amradio_resume(struct usb_interface *intf)
struct amradio_device *radio = usb_get_intfdata(intf);
if (amradio_start(radio) < 0)
- warn("amradio_start() failed");
+ dev_warn(&intf->dev, "amradio_start failed\n");
- info("radio-mr800: Coming out of suspend..");
+ dev_info(&intf->dev, "coming out of suspend..\n");
return 0;
}
/* File system interface */
-static const struct file_operations usb_amradio_fops = {
+static const struct v4l2_file_operations usb_amradio_fops = {
.owner = THIS_MODULE,
.open = usb_amradio_open,
.release = usb_amradio_close,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops usb_amradio_ioctl_ops = {
@@ -555,12 +594,24 @@ static const struct v4l2_ioctl_ops usb_amradio_ioctl_ops = {
.vidioc_s_input = vidioc_s_input,
};
+static void usb_amradio_device_release(struct video_device *videodev)
+{
+ struct amradio_device *radio = video_get_drvdata(videodev);
+
+ /* we call v4l to free radio->videodev */
+ video_device_release(videodev);
+
+ /* free rest memory */
+ kfree(radio->buffer);
+ kfree(radio);
+}
+
/* V4L2 interface */
static struct video_device amradio_videodev_template = {
.name = "AverMedia MR 800 USB FM Radio",
.fops = &usb_amradio_fops,
.ioctl_ops = &usb_amradio_ioctl_ops,
- .release = video_device_release,
+ .release = usb_amradio_device_release,
};
/* check if the device is present and register with v4l and
@@ -602,7 +653,7 @@ static int usb_amradio_probe(struct usb_interface *intf,
video_set_drvdata(radio->videodev, radio);
if (video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr)) {
- warn("Could not register video device");
+ dev_warn(&intf->dev, "could not register video device\n");
video_device_release(radio->videodev);
kfree(radio->buffer);
kfree(radio);
@@ -617,9 +668,13 @@ static int __init amradio_init(void)
{
int retval = usb_register(&usb_amradio_driver);
- info(DRIVER_VERSION " " DRIVER_DESC);
+ pr_info(KBUILD_MODNAME
+ ": version " DRIVER_VERSION " " DRIVER_DESC "\n");
+
if (retval)
- err("usb_register failed. Error number %d", retval);
+ pr_err(KBUILD_MODNAME
+ ": usb_register failed. Error number %d\n", retval);
+
return retval;
}
diff --git a/drivers/media/radio/radio-rtrack2.c b/drivers/media/radio/radio-rtrack2.c
index a6707977741..2587227214b 100644
--- a/drivers/media/radio/radio-rtrack2.c
+++ b/drivers/media/radio/radio-rtrack2.c
@@ -1,7 +1,7 @@
/* RadioTrack II driver for Linux radio support (C) 1998 Ben Pfaff
*
* Based on RadioTrack I/RadioReveal (C) 1997 M. Kirkwood
- * Converted to new API by Alan Cox <Alan.Cox@linux.org>
+ * Converted to new API by Alan Cox <alan@lxorguk.ukuu.org.uk>
* Various bugfixes and enhancements by Russell Kroll <rkroll@exploits.org>
*
* TODO: Allow for more than one of these foolish entities :-)
@@ -280,26 +280,22 @@ 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)
+static int rtrack2_exclusive_open(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)
+static int rtrack2_exclusive_release(struct file *file)
{
clear_bit(0, &rtrack2_unit.in_use);
return 0;
}
-static const struct file_operations rtrack2_fops = {
+static const struct v4l2_file_operations rtrack2_fops = {
.owner = THIS_MODULE,
.open = rtrack2_exclusive_open,
.release = rtrack2_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops rtrack2_ioctl_ops = {
diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c
index 329c90bddad..d358e48c242 100644
--- a/drivers/media/radio/radio-sf16fmi.c
+++ b/drivers/media/radio/radio-sf16fmi.c
@@ -3,7 +3,7 @@
* (c) 1997 M. Kirkwood
* (c) 1998 Petr Vandrovec, vandrove@vc.cvut.cz
*
- * Fitted to new interface by Alan Cox <alan.cox@linux.org>
+ * Fitted to new interface by Alan Cox <alan@lxorguk.ukuu.org.uk>
* Made working and cleaned up functions <mikael.hedin@irf.se>
* Support for ISAPnP by Ladislav Michl <ladis@psi.cz>
*
@@ -280,26 +280,22 @@ 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)
+static int fmi_exclusive_open(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)
+static int fmi_exclusive_release(struct file *file)
{
clear_bit(0, &fmi_unit.in_use);
return 0;
}
-static const struct file_operations fmi_fops = {
+static const struct v4l2_file_operations fmi_fops = {
.owner = THIS_MODULE,
.open = fmi_exclusive_open,
.release = fmi_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops fmi_ioctl_ops = {
diff --git a/drivers/media/radio/radio-sf16fmr2.c b/drivers/media/radio/radio-sf16fmr2.c
index b1f47c322e0..92f17a347fa 100644
--- a/drivers/media/radio/radio-sf16fmr2.c
+++ b/drivers/media/radio/radio-sf16fmr2.c
@@ -396,26 +396,22 @@ 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)
+static int fmr2_exclusive_open(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)
+static int fmr2_exclusive_release(struct file *file)
{
clear_bit(0, &fmr2_unit.in_use);
return 0;
}
-static const struct file_operations fmr2_fops = {
+static const struct v4l2_file_operations fmr2_fops = {
.owner = THIS_MODULE,
.open = fmr2_exclusive_open,
.release = fmr2_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops fmr2_ioctl_ops = {
diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c
index 5920cd30697..67cbce82cb9 100644
--- a/drivers/media/radio/radio-si470x.c
+++ b/drivers/media/radio/radio-si470x.c
@@ -4,6 +4,7 @@
* Driver for USB radios for the Silicon Labs Si470x FM Radio Receivers:
* - Silicon Labs USB FM Radio Reference Design
* - ADS/Tech FM Radio Receiver (formerly Instant FM Music) (RDX-155-EF)
+ * - KWorld USB FM Radio SnapMusic Mobile 700 (FM700)
*
* Copyright (c) 2008 Tobias Lorenz <tobias.lorenz@gmx.net>
*
@@ -24,19 +25,6 @@
/*
- * User Notes:
- * - USB Audio is provided by the alsa snd_usb_audio module.
- * For listing you have to redirect the sound, for example using:
- * arecord -D hw:1,0 -r96000 -c2 -f S16_LE | artsdsp aplay -B -
- * - regarding module parameters in /sys/module/radio_si470x/parameters:
- * the contents of read-only files (0444) are not updated, even if
- * space, band and de are changed using private video controls
- * - increase tune_timeout, if you often get -EIO errors
- * - hw_freq_seek returns -EAGAIN, when timed out or band limit is reached
- */
-
-
-/*
* History:
* 2008-01-12 Tobias Lorenz <tobias.lorenz@gmx.net>
* Version 1.0.0
@@ -105,6 +93,11 @@
* - afc indication
* - more safety checks, let si470x_get_freq return errno
* - vidioc behavior corrected according to v4l2 spec
+ * 2008-10-20 Alexey Klimov <klimov.linux@gmail.com>
+ * - add support for KWorld USB FM Radio FM700
+ * - blacklisted KWorld radio in hid-core.c and hid-ids.h
+ * 2008-12-03 Mark Lord <mlord@pobox.com>
+ * - add support for DealExtreme USB Radio
*
* ToDo:
* - add firmware download/update support
@@ -145,6 +138,10 @@ static struct usb_device_id si470x_usb_driver_id_table[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(0x10c4, 0x818a, USB_CLASS_HID, 0, 0) },
/* ADS/Tech FM Radio Receiver (formerly Instant FM Music) */
{ USB_DEVICE_AND_INTERFACE_INFO(0x06e1, 0xa155, USB_CLASS_HID, 0, 0) },
+ /* KWorld USB FM Radio SnapMusic Mobile 700 (FM700) */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1b80, 0xd700, USB_CLASS_HID, 0, 0) },
+ /* DealExtreme USB Radio */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x10c5, 0x819a, USB_CLASS_HID, 0, 0) },
/* Terminating entry */
{ }
};
@@ -1082,7 +1079,7 @@ static unsigned int si470x_fops_poll(struct file *file,
/*
* si470x_fops_open - file open
*/
-static int si470x_fops_open(struct inode *inode, struct file *file)
+static int si470x_fops_open(struct file *file)
{
struct si470x_device *radio = video_drvdata(file);
int retval;
@@ -1112,7 +1109,7 @@ done:
/*
* si470x_fops_release - file release
*/
-static int si470x_fops_release(struct inode *inode, struct file *file)
+static int si470x_fops_release(struct file *file)
{
struct si470x_device *radio = video_drvdata(file);
int retval = 0;
@@ -1154,15 +1151,11 @@ done:
/*
* si470x_fops - file operations interface
*/
-static const struct file_operations si470x_fops = {
+static const struct v4l2_file_operations si470x_fops = {
.owner = THIS_MODULE,
- .llseek = no_llseek,
.read = si470x_fops_read,
.poll = si470x_fops_poll,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
.open = si470x_fops_open,
.release = si470x_fops_release,
};
diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c
new file mode 100644
index 00000000000..4d35308fc1f
--- /dev/null
+++ b/drivers/media/radio/radio-tea5764.c
@@ -0,0 +1,634 @@
+/*
+ * driver/media/radio/radio-tea5764.c
+ *
+ * Driver for TEA5764 radio chip for linux 2.6.
+ * This driver is for TEA5764 chip from NXP, used in EZX phones from Motorola.
+ * The I2C protocol is used for communicate with chip.
+ *
+ * Based in radio-tea5761.c Copyright (C) 2005 Nokia Corporation
+ *
+ * Copyright (c) 2008 Fabio Belavenuto <belavenuto@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
+ *
+ * History:
+ * 2008-12-06 Fabio Belavenuto <belavenuto@gmail.com>
+ * initial code
+ *
+ * TODO:
+ * add platform_data support for IRQs platform dependencies
+ * add RDS support
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h> /* Initdata */
+#include <linux/videodev2.h> /* kernel radio structs */
+#include <linux/i2c.h> /* I2C */
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <linux/version.h> /* for KERNEL_VERSION MACRO */
+
+#define DRIVER_VERSION "v0.01"
+#define RADIO_VERSION KERNEL_VERSION(0, 0, 1)
+
+#define DRIVER_AUTHOR "Fabio Belavenuto <belavenuto@gmail.com>"
+#define DRIVER_DESC "A driver for the TEA5764 radio chip for EZX Phones."
+
+#define PINFO(format, ...)\
+ printk(KERN_INFO KBUILD_MODNAME ": "\
+ DRIVER_VERSION ": " format "\n", ## __VA_ARGS__)
+#define PWARN(format, ...)\
+ printk(KERN_WARNING KBUILD_MODNAME ": "\
+ DRIVER_VERSION ": " format "\n", ## __VA_ARGS__)
+# define PDEBUG(format, ...)\
+ printk(KERN_DEBUG KBUILD_MODNAME ": "\
+ DRIVER_VERSION ": " format "\n", ## __VA_ARGS__)
+
+/* Frequency limits in MHz -- these are European values. For Japanese
+devices, that would be 76000 and 91000. */
+#define FREQ_MIN 87500
+#define FREQ_MAX 108000
+#define FREQ_MUL 16
+
+/* TEA5764 registers */
+#define TEA5764_MANID 0x002b
+#define TEA5764_CHIPID 0x5764
+
+#define TEA5764_INTREG_BLMSK 0x0001
+#define TEA5764_INTREG_FRRMSK 0x0002
+#define TEA5764_INTREG_LEVMSK 0x0008
+#define TEA5764_INTREG_IFMSK 0x0010
+#define TEA5764_INTREG_BLMFLAG 0x0100
+#define TEA5764_INTREG_FRRFLAG 0x0200
+#define TEA5764_INTREG_LEVFLAG 0x0800
+#define TEA5764_INTREG_IFFLAG 0x1000
+
+#define TEA5764_FRQSET_SUD 0x8000
+#define TEA5764_FRQSET_SM 0x4000
+
+#define TEA5764_TNCTRL_PUPD1 0x8000
+#define TEA5764_TNCTRL_PUPD0 0x4000
+#define TEA5764_TNCTRL_BLIM 0x2000
+#define TEA5764_TNCTRL_SWPM 0x1000
+#define TEA5764_TNCTRL_IFCTC 0x0800
+#define TEA5764_TNCTRL_AFM 0x0400
+#define TEA5764_TNCTRL_SMUTE 0x0200
+#define TEA5764_TNCTRL_SNC 0x0100
+#define TEA5764_TNCTRL_MU 0x0080
+#define TEA5764_TNCTRL_SSL1 0x0040
+#define TEA5764_TNCTRL_SSL0 0x0020
+#define TEA5764_TNCTRL_HLSI 0x0010
+#define TEA5764_TNCTRL_MST 0x0008
+#define TEA5764_TNCTRL_SWP 0x0004
+#define TEA5764_TNCTRL_DTC 0x0002
+#define TEA5764_TNCTRL_AHLSI 0x0001
+
+#define TEA5764_TUNCHK_LEVEL(x) (((x) & 0x00F0) >> 4)
+#define TEA5764_TUNCHK_IFCNT(x) (((x) & 0xFE00) >> 9)
+#define TEA5764_TUNCHK_TUNTO 0x0100
+#define TEA5764_TUNCHK_LD 0x0008
+#define TEA5764_TUNCHK_STEREO 0x0004
+
+#define TEA5764_TESTREG_TRIGFR 0x0800
+
+struct tea5764_regs {
+ u16 intreg; /* INTFLAG & INTMSK */
+ u16 frqset; /* FRQSETMSB & FRQSETLSB */
+ u16 tnctrl; /* TNCTRL1 & TNCTRL2 */
+ u16 frqchk; /* FRQCHKMSB & FRQCHKLSB */
+ u16 tunchk; /* IFCHK & LEVCHK */
+ u16 testreg; /* TESTBITS & TESTMODE */
+ u16 rdsstat; /* RDSSTAT1 & RDSSTAT2 */
+ u16 rdslb; /* RDSLBMSB & RDSLBLSB */
+ u16 rdspb; /* RDSPBMSB & RDSPBLSB */
+ u16 rdsbc; /* RDSBBC & RDSGBC */
+ u16 rdsctrl; /* RDSCTRL1 & RDSCTRL2 */
+ u16 rdsbbl; /* PAUSEDET & RDSBBL */
+ u16 manid; /* MANID1 & MANID2 */
+ u16 chipid; /* CHIPID1 & CHIPID2 */
+} __attribute__ ((packed));
+
+struct tea5764_write_regs {
+ u8 intreg; /* INTMSK */
+ u16 frqset; /* FRQSETMSB & FRQSETLSB */
+ u16 tnctrl; /* TNCTRL1 & TNCTRL2 */
+ u16 testreg; /* TESTBITS & TESTMODE */
+ u16 rdsctrl; /* RDSCTRL1 & RDSCTRL2 */
+ u16 rdsbbl; /* PAUSEDET & RDSBBL */
+} __attribute__ ((packed));
+
+#ifndef RADIO_TEA5764_XTAL
+#define RADIO_TEA5764_XTAL 1
+#endif
+
+static int radio_nr = -1;
+static int use_xtal = RADIO_TEA5764_XTAL;
+
+struct tea5764_device {
+ struct i2c_client *i2c_client;
+ struct video_device *videodev;
+ struct tea5764_regs regs;
+ struct mutex mutex;
+ int users;
+};
+
+/* I2C code related */
+int tea5764_i2c_read(struct tea5764_device *radio)
+{
+ int i;
+ u16 *p = (u16 *) &radio->regs;
+
+ struct i2c_msg msgs[1] = {
+ { radio->i2c_client->addr, I2C_M_RD, sizeof(radio->regs),
+ (void *)&radio->regs },
+ };
+ if (i2c_transfer(radio->i2c_client->adapter, msgs, 1) != 1)
+ return -EIO;
+ for (i = 0; i < sizeof(struct tea5764_regs) / sizeof(u16); i++)
+ p[i] = __be16_to_cpu(p[i]);
+
+ return 0;
+}
+
+int tea5764_i2c_write(struct tea5764_device *radio)
+{
+ struct tea5764_write_regs wr;
+ struct tea5764_regs *r = &radio->regs;
+ struct i2c_msg msgs[1] = {
+ { radio->i2c_client->addr, 0, sizeof(wr), (void *) &wr },
+ };
+ wr.intreg = r->intreg & 0xff;
+ wr.frqset = __cpu_to_be16(r->frqset);
+ wr.tnctrl = __cpu_to_be16(r->tnctrl);
+ wr.testreg = __cpu_to_be16(r->testreg);
+ wr.rdsctrl = __cpu_to_be16(r->rdsctrl);
+ wr.rdsbbl = __cpu_to_be16(r->rdsbbl);
+ if (i2c_transfer(radio->i2c_client->adapter, msgs, 1) != 1)
+ return -EIO;
+ return 0;
+}
+
+/* V4L2 code related */
+static struct v4l2_queryctrl radio_qctrl[] = {
+ {
+ .id = V4L2_CID_AUDIO_MUTE,
+ .name = "Mute",
+ .minimum = 0,
+ .maximum = 1,
+ .default_value = 1,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ }
+};
+
+static void tea5764_power_up(struct tea5764_device *radio)
+{
+ struct tea5764_regs *r = &radio->regs;
+
+ if (!(r->tnctrl & TEA5764_TNCTRL_PUPD0)) {
+ r->tnctrl &= ~(TEA5764_TNCTRL_AFM | TEA5764_TNCTRL_MU |
+ TEA5764_TNCTRL_HLSI);
+ if (!use_xtal)
+ r->testreg |= TEA5764_TESTREG_TRIGFR;
+ else
+ r->testreg &= ~TEA5764_TESTREG_TRIGFR;
+
+ r->tnctrl |= TEA5764_TNCTRL_PUPD0;
+ tea5764_i2c_write(radio);
+ }
+}
+
+static void tea5764_power_down(struct tea5764_device *radio)
+{
+ struct tea5764_regs *r = &radio->regs;
+
+ if (r->tnctrl & TEA5764_TNCTRL_PUPD0) {
+ r->tnctrl &= ~TEA5764_TNCTRL_PUPD0;
+ tea5764_i2c_write(radio);
+ }
+}
+
+static void tea5764_set_freq(struct tea5764_device *radio, int freq)
+{
+ struct tea5764_regs *r = &radio->regs;
+
+ /* formula: (freq [+ or -] 225000) / 8192 */
+ if (r->tnctrl & TEA5764_TNCTRL_HLSI)
+ r->frqset = (freq + 225000) / 8192;
+ else
+ r->frqset = (freq - 225000) / 8192;
+}
+
+static int tea5764_get_freq(struct tea5764_device *radio)
+{
+ struct tea5764_regs *r = &radio->regs;
+
+ if (r->tnctrl & TEA5764_TNCTRL_HLSI)
+ return (r->frqchk * 8192) - 225000;
+ else
+ return (r->frqchk * 8192) + 225000;
+}
+
+/* tune an frequency, freq is defined by v4l's TUNER_LOW, i.e. 1/16th kHz */
+static void tea5764_tune(struct tea5764_device *radio, int freq)
+{
+ tea5764_set_freq(radio, freq);
+ if (tea5764_i2c_write(radio))
+ PWARN("Could not set frequency!");
+}
+
+static void tea5764_set_audout_mode(struct tea5764_device *radio, int audmode)
+{
+ struct tea5764_regs *r = &radio->regs;
+ int tnctrl = r->tnctrl;
+
+ if (audmode == V4L2_TUNER_MODE_MONO)
+ r->tnctrl |= TEA5764_TNCTRL_MST;
+ else
+ r->tnctrl &= ~TEA5764_TNCTRL_MST;
+ if (tnctrl != r->tnctrl)
+ tea5764_i2c_write(radio);
+}
+
+static int tea5764_get_audout_mode(struct tea5764_device *radio)
+{
+ struct tea5764_regs *r = &radio->regs;
+
+ if (r->tnctrl & TEA5764_TNCTRL_MST)
+ return V4L2_TUNER_MODE_MONO;
+ else
+ return V4L2_TUNER_MODE_STEREO;
+}
+
+static void tea5764_mute(struct tea5764_device *radio, int on)
+{
+ struct tea5764_regs *r = &radio->regs;
+ int tnctrl = r->tnctrl;
+
+ if (on)
+ r->tnctrl |= TEA5764_TNCTRL_MU;
+ else
+ r->tnctrl &= ~TEA5764_TNCTRL_MU;
+ if (tnctrl != r->tnctrl)
+ tea5764_i2c_write(radio);
+}
+
+static int tea5764_is_muted(struct tea5764_device *radio)
+{
+ return radio->regs.tnctrl & TEA5764_TNCTRL_MU;
+}
+
+/* V4L2 vidioc */
+static int vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *v)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+ struct video_device *dev = radio->videodev;
+
+ strlcpy(v->driver, dev->dev.driver->name, sizeof(v->driver));
+ strlcpy(v->card, dev->name, sizeof(v->card));
+ snprintf(v->bus_info, sizeof(v->bus_info), "I2C:%s", dev->dev.bus_id);
+ v->version = RADIO_VERSION;
+ v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO;
+ return 0;
+}
+
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *v)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+ struct tea5764_regs *r = &radio->regs;
+
+ if (v->index > 0)
+ return -EINVAL;
+
+ memset(v, 0, sizeof(v));
+ strcpy(v->name, "FM");
+ v->type = V4L2_TUNER_RADIO;
+ tea5764_i2c_read(radio);
+ v->rangelow = FREQ_MIN * FREQ_MUL;
+ v->rangehigh = FREQ_MAX * FREQ_MUL;
+ v->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
+ if (r->tunchk & TEA5764_TUNCHK_STEREO)
+ v->rxsubchans = V4L2_TUNER_SUB_STEREO;
+ v->audmode = tea5764_get_audout_mode(radio);
+ v->signal = TEA5764_TUNCHK_LEVEL(r->tunchk) * 0xffff / 0xf;
+ v->afc = TEA5764_TUNCHK_IFCNT(r->tunchk);
+
+ return 0;
+}
+
+static int vidioc_s_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *v)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+
+ if (v->index > 0)
+ return -EINVAL;
+
+ tea5764_set_audout_mode(radio, v->audmode);
+ return 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+
+ if (f->tuner != 0)
+ return -EINVAL;
+ if (f->frequency == 0) {
+ /* We special case this as a power down control. */
+ tea5764_power_down(radio);
+ }
+ if (f->frequency < (FREQ_MIN * FREQ_MUL))
+ return -EINVAL;
+ if (f->frequency > (FREQ_MAX * FREQ_MUL))
+ return -EINVAL;
+ tea5764_power_up(radio);
+ tea5764_tune(radio, (f->frequency * 125) / 2);
+ return 0;
+}
+
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+ struct tea5764_regs *r = &radio->regs;
+
+ tea5764_i2c_read(radio);
+ memset(f, 0, sizeof(f));
+ f->type = V4L2_TUNER_RADIO;
+ if (r->tnctrl & TEA5764_TNCTRL_PUPD0)
+ f->frequency = (tea5764_get_freq(radio) * 2) / 125;
+ else
+ f->frequency = 0;
+
+ 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 tea5764_device *radio = video_drvdata(file);
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ tea5764_i2c_read(radio);
+ ctrl->value = tea5764_is_muted(radio) ? 1 : 0;
+ return 0;
+ }
+ return -EINVAL;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ tea5764_mute(radio, ctrl->value);
+ return 0;
+ }
+ return -EINVAL;
+}
+
+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_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_s_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ if (a->index != 0)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int tea5764_open(struct file *file)
+{
+ /* Currently we support only one device */
+ int minor = video_devdata(file)->minor;
+ struct tea5764_device *radio = video_drvdata(file);
+
+ if (radio->videodev->minor != minor)
+ return -ENODEV;
+
+ mutex_lock(&radio->mutex);
+ /* Only exclusive access */
+ if (radio->users) {
+ mutex_unlock(&radio->mutex);
+ return -EBUSY;
+ }
+ radio->users++;
+ mutex_unlock(&radio->mutex);
+ file->private_data = radio;
+ return 0;
+}
+
+static int tea5764_close(struct file *file)
+{
+ struct tea5764_device *radio = video_drvdata(file);
+
+ if (!radio)
+ return -ENODEV;
+ mutex_lock(&radio->mutex);
+ radio->users--;
+ mutex_unlock(&radio->mutex);
+ return 0;
+}
+
+/* File system interface */
+static const struct v4l2_file_operations tea5764_fops = {
+ .owner = THIS_MODULE,
+ .open = tea5764_open,
+ .release = tea5764_close,
+ .ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops tea5764_ioctl_ops = {
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_g_audio = vidioc_g_audio,
+ .vidioc_s_audio = vidioc_s_audio,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .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,
+};
+
+/* V4L2 interface */
+static struct video_device tea5764_radio_template = {
+ .name = "TEA5764 FM-Radio",
+ .fops = &tea5764_fops,
+ .ioctl_ops = &tea5764_ioctl_ops,
+ .release = video_device_release,
+};
+
+/* I2C probe: check if the device exists and register with v4l if it is */
+static int __devinit tea5764_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct tea5764_device *radio;
+ struct tea5764_regs *r;
+ int ret;
+
+ PDEBUG("probe");
+ radio = kmalloc(sizeof(struct tea5764_device), GFP_KERNEL);
+ if (!radio)
+ return -ENOMEM;
+
+ mutex_init(&radio->mutex);
+ radio->i2c_client = client;
+ ret = tea5764_i2c_read(radio);
+ if (ret)
+ goto errfr;
+ r = &radio->regs;
+ PDEBUG("chipid = %04X, manid = %04X", r->chipid, r->manid);
+ if (r->chipid != TEA5764_CHIPID ||
+ (r->manid & 0x0fff) != TEA5764_MANID) {
+ PWARN("This chip is not a TEA5764!");
+ ret = -EINVAL;
+ goto errfr;
+ }
+
+ radio->videodev = video_device_alloc();
+ if (!(radio->videodev)) {
+ ret = -ENOMEM;
+ goto errfr;
+ }
+ memcpy(radio->videodev, &tea5764_radio_template,
+ sizeof(tea5764_radio_template));
+
+ i2c_set_clientdata(client, radio);
+ video_set_drvdata(radio->videodev, radio);
+
+ ret = video_register_device(radio->videodev, VFL_TYPE_RADIO, radio_nr);
+ if (ret < 0) {
+ PWARN("Could not register video device!");
+ goto errrel;
+ }
+
+ /* initialize and power off the chip */
+ tea5764_i2c_read(radio);
+ tea5764_set_audout_mode(radio, V4L2_TUNER_MODE_STEREO);
+ tea5764_mute(radio, 1);
+ tea5764_power_down(radio);
+
+ PINFO("registered.");
+ return 0;
+errrel:
+ video_device_release(radio->videodev);
+errfr:
+ kfree(radio);
+ return ret;
+}
+
+static int __devexit tea5764_i2c_remove(struct i2c_client *client)
+{
+ struct tea5764_device *radio = i2c_get_clientdata(client);
+
+ PDEBUG("remove");
+ if (radio) {
+ tea5764_power_down(radio);
+ video_unregister_device(radio->videodev);
+ kfree(radio);
+ }
+ return 0;
+}
+
+/* I2C subsystem interface */
+static const struct i2c_device_id tea5764_id[] = {
+ { "radio-tea5764", 0 },
+ { } /* Terminating entry */
+};
+MODULE_DEVICE_TABLE(i2c, tea5764_id);
+
+static struct i2c_driver tea5764_i2c_driver = {
+ .driver = {
+ .name = "radio-tea5764",
+ .owner = THIS_MODULE,
+ },
+ .probe = tea5764_i2c_probe,
+ .remove = __devexit_p(tea5764_i2c_remove),
+ .id_table = tea5764_id,
+};
+
+/* init the driver */
+static int __init tea5764_init(void)
+{
+ int ret = i2c_add_driver(&tea5764_i2c_driver);
+
+ printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ": "
+ DRIVER_DESC "\n");
+ return ret;
+}
+
+/* cleanup the driver */
+static void __exit tea5764_exit(void)
+{
+ i2c_del_driver(&tea5764_i2c_driver);
+}
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+
+module_param(use_xtal, int, 1);
+MODULE_PARM_DESC(use_xtal, "Chip have a xtal connected in board");
+module_param(radio_nr, int, 0);
+MODULE_PARM_DESC(radio_nr, "video4linux device number to use");
+
+module_init(tea5764_init);
+module_exit(tea5764_exit);
diff --git a/drivers/media/radio/radio-terratec.c b/drivers/media/radio/radio-terratec.c
index 0abb186a947..0798d71abd0 100644
--- a/drivers/media/radio/radio-terratec.c
+++ b/drivers/media/radio/radio-terratec.c
@@ -352,26 +352,22 @@ 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)
+static int terratec_exclusive_open(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)
+static int terratec_exclusive_release(struct file *file)
{
clear_bit(0, &terratec_unit.in_use);
return 0;
}
-static const struct file_operations terratec_fops = {
+static const struct v4l2_file_operations terratec_fops = {
.owner = THIS_MODULE,
.open = terratec_exclusive_open,
.release = terratec_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops terratec_ioctl_ops = {
diff --git a/drivers/media/radio/radio-trust.c b/drivers/media/radio/radio-trust.c
index e7b111fcd10..bdf9cb6a75f 100644
--- a/drivers/media/radio/radio-trust.c
+++ b/drivers/media/radio/radio-trust.c
@@ -337,26 +337,22 @@ static int vidioc_s_audio(struct file *file, void *priv,
return 0;
}
-static int trust_exclusive_open(struct inode *inode, struct file *file)
+static int trust_exclusive_open(struct file *file)
{
return test_and_set_bit(0, &in_use) ? -EBUSY : 0;
}
-static int trust_exclusive_release(struct inode *inode, struct file *file)
+static int trust_exclusive_release(struct file *file)
{
clear_bit(0, &in_use);
return 0;
}
-static const struct file_operations trust_fops = {
+static const struct v4l2_file_operations trust_fops = {
.owner = THIS_MODULE,
.open = trust_exclusive_open,
.release = trust_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops trust_ioctl_ops = {
diff --git a/drivers/media/radio/radio-typhoon.c b/drivers/media/radio/radio-typhoon.c
index 952ec35a841..5c3b319dab3 100644
--- a/drivers/media/radio/radio-typhoon.c
+++ b/drivers/media/radio/radio-typhoon.c
@@ -330,26 +330,22 @@ static struct typhoon_device typhoon_unit =
.mutefreq = CONFIG_RADIO_TYPHOON_MUTEFREQ,
};
-static int typhoon_exclusive_open(struct inode *inode, struct file *file)
+static int typhoon_exclusive_open(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)
+static int typhoon_exclusive_release(struct file *file)
{
clear_bit(0, &typhoon_unit.in_use);
return 0;
}
-static const struct file_operations typhoon_fops = {
+static const struct v4l2_file_operations typhoon_fops = {
.owner = THIS_MODULE,
.open = typhoon_exclusive_open,
.release = typhoon_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops typhoon_ioctl_ops = {
diff --git a/drivers/media/radio/radio-zoltrix.c b/drivers/media/radio/radio-zoltrix.c
index 15b10bad679..d2ac17eeec5 100644
--- a/drivers/media/radio/radio-zoltrix.c
+++ b/drivers/media/radio/radio-zoltrix.c
@@ -401,27 +401,23 @@ 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)
+static int zoltrix_exclusive_open(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)
+static int zoltrix_exclusive_release(struct file *file)
{
clear_bit(0, &zoltrix_unit.in_use);
return 0;
}
-static const struct file_operations zoltrix_fops =
+static const struct v4l2_file_operations zoltrix_fops =
{
.owner = THIS_MODULE,
.open = zoltrix_exclusive_open,
.release = zoltrix_exclusive_release,
.ioctl = video_ioctl2,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = v4l_compat_ioctl32,
-#endif
- .llseek = no_llseek,
};
static const struct v4l2_ioctl_ops zoltrix_ioctl_ops = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 11:18:44 +0000