diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/radio/Kconfig | 15 | ||||
| -rw-r--r-- | drivers/media/radio/Makefile | 1 | ||||
| -rw-r--r-- | drivers/media/radio/radio-maestro.c | 452 |
3 files changed, 0 insertions, 468 deletions
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig index 299994c3aa74..e4c97fd6f05a 100644 --- a/drivers/media/radio/Kconfig +++ b/drivers/media/radio/Kconfig @@ -166,21 +166,6 @@ config RADIO_MAXIRADIO To compile this driver as a module, choose M here: the module will be called radio-maxiradio. -config RADIO_MAESTRO - tristate "Maestro on board radio" - depends on VIDEO_V4L2 && PCI - ---help--- - Say Y here to directly support the on-board radio tuner on the - Maestro 2 or 2E sound card. - - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. - - To compile this driver as a module, choose M here: the - module will be called radio-maestro. - config RADIO_MIROPCM20 tristate "miroSOUND PCM20 radio" depends on ISA && VIDEO_V4L2 && SND diff --git a/drivers/media/radio/Makefile b/drivers/media/radio/Makefile index 2faa33371986..f484a6e04eb2 100644 --- a/drivers/media/radio/Makefile +++ b/drivers/media/radio/Makefile @@ -16,7 +16,6 @@ obj-$(CONFIG_RADIO_GEMTEK) += radio-gemtek.o obj-$(CONFIG_RADIO_TRUST) += radio-trust.o obj-$(CONFIG_I2C_SI4713) += si4713-i2c.o obj-$(CONFIG_RADIO_SI4713) += radio-si4713.o -obj-$(CONFIG_RADIO_MAESTRO) += radio-maestro.o obj-$(CONFIG_RADIO_MIROPCM20) += radio-miropcm20.o obj-$(CONFIG_USB_DSBR) += dsbr100.o obj-$(CONFIG_RADIO_SI470X) += si470x/ diff --git a/drivers/media/radio/radio-maestro.c b/drivers/media/radio/radio-maestro.c deleted file mode 100644 index 6af61bfeb178..000000000000 --- a/drivers/media/radio/radio-maestro.c +++ /dev/null @@ -1,452 +0,0 @@ -/* Maestro PCI sound card radio driver for Linux support - * (c) 2000 A. Tlalka, atlka@pg.gda.pl - * Notes on the hardware - * - * + Frequency control is done digitally - * + No volume control - only mute/unmute - you have to use Aux line volume - * control on Maestro card to set the volume - * + Radio status (tuned/not_tuned and stereo/mono) is valid some time after - * frequency setting (>100ms) and only when the radio is unmuted. - * version 0.02 - * + io port is automatically detected - only the first radio is used - * version 0.03 - * + thread access locking additions - * version 0.04 - * + code improvements - * + VIDEO_TUNER_LOW is permanent - * - * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/delay.h> -#include <linux/version.h> /* for KERNEL_VERSION MACRO */ -#include <linux/pci.h> -#include <linux/videodev2.h> -#include <linux/io.h> -#include <linux/slab.h> -#include <media/v4l2-device.h> -#include <media/v4l2-ioctl.h> - -MODULE_AUTHOR("Adam Tlalka, atlka@pg.gda.pl"); -MODULE_DESCRIPTION("Radio driver for the Maestro PCI sound card radio."); -MODULE_LICENSE("GPL"); - -static int radio_nr = -1; -module_param(radio_nr, int, 0); - -#define RADIO_VERSION KERNEL_VERSION(0, 0, 6) -#define DRIVER_VERSION "0.06" - -#define GPIO_DATA 0x60 /* port offset from ESS_IO_BASE */ - -#define IO_MASK 4 /* mask register offset from GPIO_DATA - bits 1=unmask write to given bit */ -#define IO_DIR 8 /* direction register offset from GPIO_DATA - bits 0/1=read/write direction */ - -#define GPIO6 0x0040 /* mask bits for GPIO lines */ -#define GPIO7 0x0080 -#define GPIO8 0x0100 -#define GPIO9 0x0200 - -#define STR_DATA GPIO6 /* radio TEA5757 pins and GPIO bits */ -#define STR_CLK GPIO7 -#define STR_WREN GPIO8 -#define STR_MOST GPIO9 - -#define FREQ_LO 50*16000 -#define FREQ_HI 150*16000 - -#define FREQ_IF 171200 /* 10.7*16000 */ -#define FREQ_STEP 200 /* 12.5*16 */ - -#define FREQ2BITS(x) ((((unsigned int)(x)+FREQ_IF+(FREQ_STEP<<1))\ - /(FREQ_STEP<<2))<<2) /* (x==fmhz*16*1000) -> bits */ - -#define BITS2FREQ(x) ((x) * FREQ_STEP - FREQ_IF) - -struct maestro { - struct v4l2_device v4l2_dev; - struct video_device vdev; - struct pci_dev *pdev; - struct mutex lock; - - u16 io; /* base of Maestro card radio io (GPIO_DATA)*/ - u16 muted; /* VIDEO_AUDIO_MUTE */ - u16 stereo; /* VIDEO_TUNER_STEREO_ON */ - u16 tuned; /* signal strength (0 or 0xffff) */ -}; - -static inline struct maestro *to_maestro(struct v4l2_device *v4l2_dev) -{ - return container_of(v4l2_dev, struct maestro, v4l2_dev); -} - -static u32 radio_bits_get(struct maestro *dev) -{ - u16 io = dev->io, l, rdata; - u32 data = 0; - u16 omask; - - omask = inw(io + IO_MASK); - outw(~(STR_CLK | STR_WREN), io + IO_MASK); - outw(0, io); - udelay(16); - - for (l = 24; l--;) { - outw(STR_CLK, io); /* HI state */ - udelay(2); - if (!l) - dev->tuned = inw(io) & STR_MOST ? 0 : 0xffff; - outw(0, io); /* LO state */ - udelay(2); - data <<= 1; /* shift data */ - rdata = inw(io); - if (!l) - dev->stereo = (rdata & STR_MOST) ? 0 : 1; - else if (rdata & STR_DATA) - data++; - udelay(2); - } - - if (dev->muted) - outw(STR_WREN, io); - - udelay(4); - outw(omask, io + IO_MASK); - - return data & 0x3ffe; -} - -static void radio_bits_set(struct maestro *dev, u32 data) -{ - u16 io = dev->io, l, bits; - u16 omask, odir; - - omask = inw(io + IO_MASK); - odir = (inw(io + IO_DIR) & ~STR_DATA) | (STR_CLK | STR_WREN); - outw(odir | STR_DATA, io + IO_DIR); - outw(~(STR_DATA | STR_CLK | STR_WREN), io + IO_MASK); - udelay(16); - for (l = 25; l; l--) { - bits = ((data >> 18) & STR_DATA) | STR_WREN; - data <<= 1; /* shift data */ - outw(bits, io); /* start strobe */ - udelay(2); - outw(bits | STR_CLK, io); /* HI level */ - udelay(2); - outw(bits, io); /* LO level */ - udelay(4); - } - - if (!dev->muted) - outw(0, io); - - udelay(4); - outw(omask, io + IO_MASK); - outw(odir, io + IO_DIR); - msleep(125); -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - struct maestro *dev = video_drvdata(file); - - strlcpy(v->driver, "radio-maestro", sizeof(v->driver)); - strlcpy(v->card, "Maestro Radio", sizeof(v->card)); - snprintf(v->bus_info, sizeof(v->bus_info), "PCI:%s", pci_name(dev->pdev)); - 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 maestro *dev = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - mutex_lock(&dev->lock); - radio_bits_get(dev); - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = FREQ_LO; - v->rangehigh = FREQ_HI; - v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; - v->capability = V4L2_TUNER_CAP_LOW; - if (dev->stereo) - v->audmode = V4L2_TUNER_MODE_STEREO; - else - v->audmode = V4L2_TUNER_MODE_MONO; - v->signal = dev->tuned; - mutex_unlock(&dev->lock); - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - return v->index ? -EINVAL : 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct maestro *dev = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - if (f->frequency < FREQ_LO || f->frequency > FREQ_HI) - return -EINVAL; - mutex_lock(&dev->lock); - radio_bits_set(dev, FREQ2BITS(f->frequency)); - mutex_unlock(&dev->lock); - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct maestro *dev = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - mutex_lock(&dev->lock); - f->frequency = BITS2FREQ(radio_bits_get(dev)); - mutex_unlock(&dev->lock); - return 0; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct maestro *dev = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = dev->muted; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct maestro *dev = video_drvdata(file); - u16 io = dev->io; - u16 omask; - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - mutex_lock(&dev->lock); - omask = inw(io + IO_MASK); - outw(~STR_WREN, io + IO_MASK); - dev->muted = ctrl->value; - outw(dev->muted ? STR_WREN : 0, io); - udelay(4); - outw(omask, io + IO_MASK); - msleep(125); - mutex_unlock(&dev->lock); - 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) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - -static const struct v4l2_file_operations maestro_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, -}; - -static const struct v4l2_ioctl_ops maestro_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, -}; - -static u16 __devinit radio_power_on(struct maestro *dev) -{ - register u16 io = dev->io; - register u32 ofreq; - u16 omask, odir; - - omask = inw(io + IO_MASK); - odir = (inw(io + IO_DIR) & ~STR_DATA) | (STR_CLK | STR_WREN); - outw(odir & ~STR_WREN, io + IO_DIR); - dev->muted = inw(io) & STR_WREN ? 0 : 1; - outw(odir, io + IO_DIR); - outw(~(STR_WREN | STR_CLK), io + IO_MASK); - outw(dev->muted ? 0 : STR_WREN, io); - udelay(16); - outw(omask, io + IO_MASK); - ofreq = radio_bits_get(dev); - - if ((ofreq < FREQ2BITS(FREQ_LO)) || (ofreq > FREQ2BITS(FREQ_HI))) - ofreq = FREQ2BITS(FREQ_LO); - radio_bits_set(dev, ofreq); - - return (ofreq == radio_bits_get(dev)); -} - -static int __devinit maestro_probe(struct pci_dev *pdev, - const struct pci_device_id *ent) -{ - struct maestro *dev; - struct v4l2_device *v4l2_dev; - int retval; - - retval = pci_enable_device(pdev); - if (retval) { - dev_err(&pdev->dev, "enabling pci device failed!\n"); - goto err; - } - - retval = -ENOMEM; - - dev = kzalloc(sizeof(*dev), GFP_KERNEL); - if (dev == NULL) { - dev_err(&pdev->dev, "not enough memory\n"); - goto err; - } - - v4l2_dev = &dev->v4l2_dev; - mutex_init(&dev->lock); - dev->pdev = pdev; - - strlcpy(v4l2_dev->name, "maestro", sizeof(v4l2_dev->name)); - - retval = v4l2_device_register(&pdev->dev, v4l2_dev); - if (retval < 0) { - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - goto errfr; - } - - dev->io = pci_resource_start(pdev, 0) + GPIO_DATA; - - strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); - dev->vdev.v4l2_dev = v4l2_dev; - dev->vdev.fops = &maestro_fops; - dev->vdev.ioctl_ops = &maestro_ioctl_ops; - dev->vdev.release = video_device_release_empty; - video_set_drvdata(&dev->vdev, dev); - - if (!radio_power_on(dev)) { - retval = -EIO; - goto errfr1; - } - - retval = video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr); - if (retval) { - v4l2_err(v4l2_dev, "can't register video device!\n"); - goto errfr1; - } - - v4l2_info(v4l2_dev, "version " DRIVER_VERSION "\n"); - - return 0; -errfr1: - v4l2_device_unregister(v4l2_dev); -errfr: - kfree(dev); -err: - return retval; - -} - -static void __devexit maestro_remove(struct pci_dev *pdev) -{ - struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev); - struct maestro *dev = to_maestro(v4l2_dev); - - video_unregister_device(&dev->vdev); - v4l2_device_unregister(&dev->v4l2_dev); -} - -static struct pci_device_id maestro_r_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ESS1968), - .class = PCI_CLASS_MULTIMEDIA_AUDIO << 8, - .class_mask = 0xffff00 }, - { PCI_DEVICE(PCI_VENDOR_ID_ESS, PCI_DEVICE_ID_ESS_ESS1978), - .class = PCI_CLASS_MULTIMEDIA_AUDIO << 8, - .class_mask = 0xffff00 }, - { 0 } -}; -MODULE_DEVICE_TABLE(pci, maestro_r_pci_tbl); - -static struct pci_driver maestro_r_driver = { - .name = "maestro_radio", - .id_table = maestro_r_pci_tbl, - .probe = maestro_probe, - .remove = __devexit_p(maestro_remove), -}; - -static int __init maestro_radio_init(void) -{ - int retval = pci_register_driver(&maestro_r_driver); - - if (retval) - printk(KERN_ERR "error during registration pci driver\n"); - - return retval; -} - -static void __exit maestro_radio_exit(void) -{ - pci_unregister_driver(&maestro_r_driver); -} - -module_init(maestro_radio_init); -module_exit(maestro_radio_exit); |