diff options
Diffstat (limited to 'drivers/media/radio')
-rw-r--r-- | drivers/media/radio/Kconfig | 14 | ||||
-rw-r--r-- | drivers/media/radio/Makefile | 1 | ||||
-rw-r--r-- | drivers/media/radio/dsbr100.c | 41 | ||||
-rw-r--r-- | drivers/media/radio/radio-aimslab.c | 34 | ||||
-rw-r--r-- | drivers/media/radio/radio-aztech.c | 40 | ||||
-rw-r--r-- | drivers/media/radio/radio-cadet.c | 1 | ||||
-rw-r--r-- | drivers/media/radio/radio-gemtek-pci.c | 42 | ||||
-rw-r--r-- | drivers/media/radio/radio-gemtek.c | 37 | ||||
-rw-r--r-- | drivers/media/radio/radio-maestro.c | 34 | ||||
-rw-r--r-- | drivers/media/radio/radio-maxiradio.c | 40 | ||||
-rw-r--r-- | drivers/media/radio/radio-mr800.c | 628 | ||||
-rw-r--r-- | drivers/media/radio/radio-rtrack2.c | 34 | ||||
-rw-r--r-- | drivers/media/radio/radio-sf16fmi.c | 34 | ||||
-rw-r--r-- | drivers/media/radio/radio-sf16fmr2.c | 34 | ||||
-rw-r--r-- | drivers/media/radio/radio-si470x.c | 258 | ||||
-rw-r--r-- | drivers/media/radio/radio-terratec.c | 34 | ||||
-rw-r--r-- | drivers/media/radio/radio-trust.c | 17 | ||||
-rw-r--r-- | drivers/media/radio/radio-typhoon.c | 35 | ||||
-rw-r--r-- | drivers/media/radio/radio-zoltrix.c | 51 |
19 files changed, 1071 insertions, 338 deletions
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig index 1b41b3f77cf..04cd7c04bdd 100644 --- a/drivers/media/radio/Kconfig +++ b/drivers/media/radio/Kconfig @@ -359,6 +359,18 @@ config USB_SI470X computer's USB port. To compile this driver as a module, choose M here: the - module will be called radio-silabs. + module will be called radio-si470x. + +config USB_MR800 + tristate "AverMedia MR 800 USB FM radio support" + depends on USB && VIDEO_V4L2 + ---help--- + Say Y here if you want to connect this type of radio to your + computer's USB port. Note that the audio is not digital, and + you must connect the line out connector to a sound card or a + set of speakers. + + To compile this driver as a module, choose M here: the + module will be called radio-mr800. endif # RADIO_ADAPTERS diff --git a/drivers/media/radio/Makefile b/drivers/media/radio/Makefile index 7ca71ab96b4..240ec63cdaf 100644 --- a/drivers/media/radio/Makefile +++ b/drivers/media/radio/Makefile @@ -18,5 +18,6 @@ obj-$(CONFIG_RADIO_TRUST) += radio-trust.o obj-$(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 EXTRA_CFLAGS += -Isound diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c index 70c65a74592..78f56944e64 100644 --- a/drivers/media/radio/dsbr100.c +++ b/drivers/media/radio/dsbr100.c @@ -274,7 +274,7 @@ 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; @@ -306,18 +306,18 @@ 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) - warn("Set frequency failed"); + dev_warn(&radio->usbdev->dev, "Set frequency failed\n"); return 0; } static int vidioc_g_frequency(struct file *file, void *priv, struct v4l2_frequency *f) { - struct dsbr100_device *radio = video_get_drvdata(video_devdata(file)); + struct dsbr100_device *radio = video_drvdata(file); f->type = V4L2_TUNER_RADIO; f->frequency = radio->curfreq; @@ -342,7 +342,7 @@ 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: @@ -355,16 +355,22 @@ 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: if (ctrl->value) { - if (dsbr100_stop(radio)==-1) - warn("Radio did not respond properly"); + if (dsbr100_stop(radio) == -1) { + dev_warn(&radio->usbdev->dev, + "Radio did not respond properly\n"); + return -EBUSY; + } } else { - if (dsbr100_start(radio)==-1) - warn("Radio did not respond properly"); + if (dsbr100_start(radio) == -1) { + dev_warn(&radio->usbdev->dev, + "Radio did not respond properly\n"); + return -EBUSY; + } } return 0; } @@ -405,23 +411,27 @@ 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; radio->muted = 1; if (dsbr100_start(radio)<0) { - warn("Radio did not start up properly"); + dev_warn(&radio->usbdev->dev, + "Radio did not start up properly\n"); radio->users = 0; + unlock_kernel(); return -EIO; } dsbr100_setfreq(radio, radio->curfreq); + unlock_kernel(); return 0; } 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; @@ -494,7 +504,7 @@ static int usb_dsbr100_probe(struct usb_interface *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) { - warn("Could not register video device"); + dev_warn(&intf->dev, "Could not register video device\n"); video_device_release(radio->videodev); kfree(radio->transfer_buffer); kfree(radio); @@ -507,7 +517,8 @@ static int usb_dsbr100_probe(struct usb_interface *intf, static int __init dsbr100_init(void) { int retval = usb_register(&usb_dsbr100_driver); - info(DRIVER_VERSION ":" DRIVER_DESC); + printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" + DRIVER_DESC "\n"); return retval; } diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c index 1f064f4b32d..9305e958fc6 100644 --- a/drivers/media/radio/radio-aimslab.c +++ b/drivers/media/radio/radio-aimslab.c @@ -51,6 +51,7 @@ static struct mutex lock; struct rt_device { + unsigned long in_use; int port; int curvol; unsigned long curfreq; @@ -245,8 +246,7 @@ 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; @@ -273,8 +273,7 @@ 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); @@ -284,8 +283,7 @@ 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; @@ -310,8 +308,7 @@ 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: @@ -327,8 +324,7 @@ 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: @@ -378,10 +374,21 @@ 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, @@ -408,6 +415,7 @@ 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) @@ -424,7 +432,7 @@ 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) < 0) { release_region(io, 2); diff --git a/drivers/media/radio/radio-aztech.c b/drivers/media/radio/radio-aztech.c index 628c689e3ff..d7848957323 100644 --- a/drivers/media/radio/radio-aztech.c +++ b/drivers/media/radio/radio-aztech.c @@ -70,6 +70,7 @@ static struct mutex lock; struct az_device { + unsigned long in_use; int curvol; unsigned long curfreq; int stereo; @@ -195,8 +196,7 @@ 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; @@ -264,8 +264,7 @@ 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); @@ -275,8 +274,7 @@ 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; @@ -302,8 +300,7 @@ 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: @@ -322,8 +319,7 @@ 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: @@ -342,10 +338,21 @@ 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, @@ -369,9 +376,10 @@ 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); @@ -392,7 +400,7 @@ 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) < 0) { release_region(io,2); diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c index 04c3698d32e..0490a1fa999 100644 --- a/drivers/media/radio/radio-cadet.c +++ b/drivers/media/radio/radio-cadet.c @@ -589,6 +589,7 @@ 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 diff --git a/drivers/media/radio/radio-gemtek-pci.c b/drivers/media/radio/radio-gemtek-pci.c index 5cd7f032298..e15bee6d7cf 100644 --- a/drivers/media/radio/radio-gemtek-pci.c +++ b/drivers/media/radio/radio-gemtek-pci.c @@ -100,9 +100,8 @@ 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 ) { @@ -205,8 +204,7 @@ 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; @@ -233,8 +231,7 @@ 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) ) @@ -248,8 +245,7 @@ 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; @@ -273,8 +269,7 @@ 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: @@ -293,8 +288,7 @@ 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: @@ -364,10 +358,21 @@ 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, @@ -391,9 +396,10 @@ 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 ) @@ -431,7 +437,7 @@ static int __devinit gemtek_pci_probe( struct pci_dev *pci_dev, const struct pci } card->videodev = devradio; - devradio->priv = card; + video_set_drvdata(devradio, card); gemtek_pci_mute( card ); printk( KERN_INFO "Gemtek PCI Radio (rev. %d) found at 0x%04x-0x%04x.\n", diff --git a/drivers/media/radio/radio-gemtek.c b/drivers/media/radio/radio-gemtek.c index 0a0f956bb30..d131a5d3812 100644 --- a/drivers/media/radio/radio-gemtek.c +++ b/drivers/media/radio/radio-gemtek.c @@ -57,6 +57,7 @@ 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 " @@ -393,10 +394,21 @@ 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, @@ -447,8 +459,7 @@ 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); @@ -458,8 +469,7 @@ 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; @@ -483,8 +493,7 @@ 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: @@ -503,8 +512,7 @@ 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: @@ -569,9 +577,10 @@ 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, }; /* @@ -610,7 +619,7 @@ 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) < 0) { release_region(io, 1); diff --git a/drivers/media/radio/radio-maestro.c b/drivers/media/radio/radio-maestro.c index 9ef0a763eeb..4bf4d007bcf 100644 --- a/drivers/media/radio/radio-maestro.c +++ b/drivers/media/radio/radio-maestro.c @@ -75,7 +75,21 @@ 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[] = { @@ -98,8 +112,8 @@ 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, @@ -196,8 +210,7 @@ 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; @@ -229,8 +242,7 @@ 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; @@ -241,8 +253,7 @@ 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)); @@ -267,8 +278,7 @@ 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: @@ -281,8 +291,7 @@ 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); @@ -374,6 +383,7 @@ 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, diff --git a/drivers/media/radio/radio-maxiradio.c b/drivers/media/radio/radio-maxiradio.c index 0cc6fcb041f..c777a17b00b 100644 --- a/drivers/media/radio/radio-maxiradio.c +++ b/drivers/media/radio/radio-maxiradio.c @@ -85,6 +85,7 @@ 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 @@ -99,10 +100,21 @@ 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, @@ -219,8 +231,7 @@ 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; @@ -290,8 +301,7 @@ 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", @@ -312,8 +322,7 @@ 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; @@ -343,8 +352,7 @@ 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: @@ -358,8 +366,7 @@ 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: @@ -390,9 +397,10 @@ 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) @@ -408,7 +416,7 @@ 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) < 0) { printk("radio-maxiradio: can't register device!"); diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c new file mode 100644 index 00000000000..a33717c4800 --- /dev/null +++ b/drivers/media/radio/radio-mr800.c @@ -0,0 +1,628 @@ +/* + * A driver for the AverMedia MR 800 USB FM radio. This device plugs + * into both the USB and an analog audio input, so this thing + * only deals with initialization and frequency setting, the + * audio data has to be handled by a sound driver. + * + * Copyright (c) 2008 Alexey Klimov <klimov.linux@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* + * Big thanks to authors of dsbr100.c and radio-si470x.c + * + * When work was looked pretty good, i discover this: + * http://av-usbradio.sourceforge.net/index.php + * http://sourceforge.net/projects/av-usbradio/ + * Latest release of theirs project was in 2005. + * Probably, this driver could be improved trough using their + * achievements (specifications given). + * So, we have smth to begin with. + * + * History: + * Version 0.01: First working version. + * It's required to blacklist AverMedia USB Radio + * in usbhid/hid-quirks.c + * + * Many things to do: + * - Correct power managment of device (suspend & resume) + * - Make x86 independance (little-endian and big-endian stuff) + * - Add code for scanning and smooth tuning + * - Checked and add stereo&mono stuff + * - Add code for sensitivity value + * - Correct mistakes + * - In Japan another FREQ_MIN and FREQ_MAX + */ + +/* kernel includes */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/videodev2.h> +#include <media/v4l2-common.h> +#include <media/v4l2-ioctl.h> +#include <linux/usb.h> +#include <linux/version.h> /* for KERNEL_VERSION MACRO */ + +/* driver and module definitions */ +#define DRIVER_AUTHOR "Alexey Klimov <klimov.linux@gmail.com>" +#define DRIVER_DESC "AverMedia MR 800 USB FM radio driver" +#define DRIVER_VERSION "0.01" +#define RADIO_VERSION KERNEL_VERSION(0, 0, 1) + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); + +#define USB_AMRADIO_VENDOR 0x07ca +#define USB_AMRADIO_PRODUCT 0xb800 + +/* Probably USB_TIMEOUT should be modifi |