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提交 c7087f56 编写于 作者: A Adrian Bunk 提交者： Mauro Carvalho Chehab
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V4L/DVB (8678): Remove the dead CONFIG_RADIO_MIROPCM20{,_RDS} code 

The CONFIG_RADIO_MIROPCM20{,_RDS} code became dead code 1.5 years ago.
Signed-off-by: NAdrian Bunk <bunk@kernel.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
上级 f75c4950
隐藏空白更改
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drivers/media/radio/Makefile
浏览文件 @ c7087f56
......@@ -2,8 +2,6 @@
# Makefile for the kernel character device drivers.
#
miropcm20-objs := miropcm20-rds-core.o miropcm20-radio.o
obj-$(CONFIG_RADIO_AZTECH) += radio-aztech.o
obj-$(CONFIG_RADIO_RTRACK2) += radio-rtrack2.o
obj-$(CONFIG_RADIO_SF16FMI) += radio-sf16fmi.o
......@@ -14,8 +12,6 @@ obj-$(CONFIG_RADIO_TERRATEC) += radio-terratec.o
obj-$(CONFIG_RADIO_MAXIRADIO) += radio-maxiradio.o
obj-$(CONFIG_RADIO_RTRACK) += radio-aimslab.o
obj-$(CONFIG_RADIO_ZOLTRIX) += radio-zoltrix.o
obj-$(CONFIG_RADIO_MIROPCM20) += miropcm20.o
obj-$(CONFIG_RADIO_MIROPCM20_RDS) += miropcm20-rds.o
obj-$(CONFIG_RADIO_GEMTEK) += radio-gemtek.o
obj-$(CONFIG_RADIO_GEMTEK_PCI) += radio-gemtek-pci.o
obj-$(CONFIG_RADIO_TRUST) += radio-trust.o
......
drivers/media/radio/miropcm20-radio.c 已删除 100644 → 0
浏览文件 @ f75c4950
/* Miro PCM20 radio driver for Linux radio support
* (c) 1998 Ruurd Reitsma <R.A.Reitsma@wbmt.tudelft.nl>
* Thanks to Norberto Pellici for the ACI device interface specification
* The API part is based on the radiotrack driver by M. Kirkwood
* This driver relies on the aci mixer (drivers/sound/aci.c)
* Look there for further info...
*/
/* Revision history:
*
* 1998 Ruurd Reitsma <R.A.Reitsma@wbmt.tudelft.nl>
* 2000-09-05 Robert Siemer <Robert.Siemer@gmx.de>
* removed unfinished volume control (maybe adding it later again)
* use OSS-mixer; added stereo control
*/
/* What ever you think about the ACI, version 0x07 is not very well!
* I can't get frequency, 'tuner status', 'tuner flags' or mute/mono
* conditions... Robert
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/videodev.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
#include "oss/aci.h"
#include "miropcm20-rds-core.h"
static int radio_nr = -1;
module_param(radio_nr, int, 0);
struct pcm20_device {
unsigned long freq;
int muted;
int stereo;
};
static int pcm20_mute(struct pcm20_device *dev, unsigned char mute)
{
dev->muted = mute;
return aci_write_cmd(ACI_SET_TUNERMUTE, mute);
}
static int pcm20_stereo(struct pcm20_device *dev, unsigned char stereo)
{
dev->stereo = stereo;
return aci_write_cmd(ACI_SET_TUNERMONO, !stereo);
}
static int pcm20_setfreq(struct pcm20_device *dev, unsigned long freq)
{
unsigned char freql;
unsigned char freqh;
dev->freq=freq;
freq /= 160;
if (!(aci_version==0x07 || aci_version>=0xb0))
freq /= 10; /* I don't know exactly which version
* needs this hack */
freql = freq & 0xff;
freqh = freq >> 8;
aci_rds_cmd(RDS_RESET, NULL, 0);
pcm20_stereo(dev, 1);
return aci_rw_cmd(ACI_WRITE_TUNE, freql, freqh);
}
static int pcm20_getflags(struct pcm20_device *dev, __u32 *flags, __u16 *signal)
{
/* okay, check for signal, stereo and rds here... */
int i;
unsigned char buf;
if ((i=aci_rw_cmd(ACI_READ_TUNERSTATION, -1, -1))<0)
return i;
pr_debug("check_sig: 0x%x\n", i);
if (i & 0x80) {
/* no signal from tuner */
*flags=0;
*signal=0;
return 0;
} else
*signal=0xffff;
if ((i=aci_rw_cmd(ACI_READ_TUNERSTEREO, -1, -1))<0)
return i;
if (i & 0x40) {
*flags=0;
} else {
/* stereo */
*flags=VIDEO_TUNER_STEREO_ON;
/* I can't see stereo, when forced to mono */
dev->stereo=1;
}
if ((i=aci_rds_cmd(RDS_STATUS, &buf, 1))<0)
return i;
if (buf & 1)
/* RDS available */
*flags|=VIDEO_TUNER_RDS_ON;
else
return 0;
if ((i=aci_rds_cmd(RDS_RXVALUE, &buf, 1))<0)
return i;
pr_debug("rds-signal: %d\n", buf);
if (buf > 15) {
printk("miropcm20-radio: RX strengths unexpected high...\n");
buf=15;
}
/* refine signal */
if ((*signal=SCALE(15, 0xffff, buf))==0)
*signal = 1;
return 0;
}
static int pcm20_do_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, void *arg)
{
struct video_device *dev = video_devdata(file);
struct pcm20_device *pcm20 = dev->priv;
int i;
switch(cmd)
{
case VIDIOCGCAP:
{
struct video_capability *v = arg;
memset(v,0,sizeof(*v));
v->type=VID_TYPE_TUNER;
strcpy(v->name, "Miro PCM20");
v->channels=1;
v->audios=1;
return 0;
}
case VIDIOCGTUNER:
{
struct video_tuner *v = arg;
if(v->tuner) /* Only 1 tuner */
return -EINVAL;
v->rangelow=87*16000;
v->rangehigh=108*16000;
pcm20_getflags(pcm20, &v->flags, &v->signal);
v->flags|=VIDEO_TUNER_LOW;
v->mode=VIDEO_MODE_AUTO;
strcpy(v->name, "FM");
return 0;
}
case VIDIOCSTUNER:
{
struct video_tuner *v = arg;
if(v->tuner!=0)
return -EINVAL;
/* Only 1 tuner so no setting needed ! */
return 0;
}
case VIDIOCGFREQ:
{
unsigned long *freq = arg;
*freq = pcm20->freq;
return 0;
}
case VIDIOCSFREQ:
{
unsigned long *freq = arg;
pcm20->freq = *freq;
i=pcm20_setfreq(pcm20, pcm20->freq);
pr_debug("First view (setfreq): 0x%x\n", i);
return i;
}
case VIDIOCGAUDIO:
{
struct video_audio *v = arg;
memset(v,0, sizeof(*v));
v->flags=VIDEO_AUDIO_MUTABLE;
if (pcm20->muted)
v->flags|=VIDEO_AUDIO_MUTE;
v->mode=VIDEO_SOUND_STEREO;
if (pcm20->stereo)
v->mode|=VIDEO_SOUND_MONO;
/* v->step=2048; */
strcpy(v->name, "Radio");
return 0;
}
case VIDIOCSAUDIO:
{
struct video_audio *v = arg;
if(v->audio)
return -EINVAL;
pcm20_mute(pcm20, !!(v->flags&VIDEO_AUDIO_MUTE));
if(v->flags&VIDEO_SOUND_MONO)
pcm20_stereo(pcm20, 0);
if(v->flags&VIDEO_SOUND_STEREO)
pcm20_stereo(pcm20, 1);
return 0;
}
default:
return -ENOIOCTLCMD;
}
}
static int pcm20_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
return video_usercopy(inode, file, cmd, arg, pcm20_do_ioctl);
}
static struct pcm20_device pcm20_unit = {
.freq = 87*16000,
.muted = 1,
};
static const struct file_operations pcm20_fops = {
.owner = THIS_MODULE,
.open = video_exclusive_open,
.release = video_exclusive_release,
.ioctl = pcm20_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
#endif
.llseek = no_llseek,
};
static struct video_device pcm20_radio = {
.name = "Miro PCM 20 radio",
.fops = &pcm20_fops,
.priv = &pcm20_unit
};
static int __init pcm20_init(void)
{
if(video_register_device(&pcm20_radio, VFL_TYPE_RADIO, radio_nr)==-1)
goto video_register_device;
if(attach_aci_rds()<0)
goto attach_aci_rds;
printk(KERN_INFO "Miro PCM20 radio card driver.\n");
return 0;
attach_aci_rds:
video_unregister_device(&pcm20_radio);
video_register_device:
return -EINVAL;
}
MODULE_AUTHOR("Ruurd Reitsma");
MODULE_DESCRIPTION("A driver for the Miro PCM20 radio card.");
MODULE_LICENSE("GPL");
static void __exit pcm20_cleanup(void)
{
unload_aci_rds();
video_unregister_device(&pcm20_radio);
}
module_init(pcm20_init);
module_exit(pcm20_cleanup);
drivers/media/radio/miropcm20-rds-core.c 已删除 100644 → 0
浏览文件 @ f75c4950
/*
* Many thanks to Fred Seidel <seidel@metabox.de>, the
* designer of the RDS decoder hardware. With his help
* I was able to code this driver.
* Thanks also to Norberto Pellicci, Dominic Mounteney
* <DMounteney@pinnaclesys.com> and www.teleauskunft.de
* for good hints on finding Fred. It was somewhat hard
* to locate him here in Germany... [:
*
* Revision history:
*
* 2000-08-09 Robert Siemer <Robert.Siemer@gmx.de>
* RDS support for MiroSound PCM20 radio
*/
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <asm/io.h>
#include "oss/aci.h"
#include "miropcm20-rds-core.h"
#define DEBUG 0
static struct mutex aci_rds_mutex;
#define RDS_DATASHIFT 2 /* Bit 2 */
#define RDS_DATAMASK (1 << RDS_DATASHIFT)
#define RDS_BUSYMASK 0x10 /* Bit 4 */
#define RDS_CLOCKMASK 0x08 /* Bit 3 */
#define RDS_DATA(x) (((x) >> RDS_DATASHIFT) & 1)
#if DEBUG
static void print_matrix(char array[], unsigned int length)
{
int i, j;
for (i=0; i<length; i++) {
printk(KERN_DEBUG "aci-rds: ");
for (j=7; j>=0; j--) {
printk("%d", (array[i] >> j) & 0x1);
}
if (i%8 == 0)
printk(" byte-border\n");
else
printk("\n");
}
}
#endif /* DEBUG */
static int byte2trans(unsigned char byte, unsigned char sendbuffer[], int size)
{
int i;
if (size != 8)
return -1;
for (i = 7; i >= 0; i--)
sendbuffer[7-i] = (byte & (1 << i)) ? RDS_DATAMASK : 0;
sendbuffer[0] |= RDS_CLOCKMASK;
return 0;
}
static int rds_waitread(void)
{
unsigned char byte;
int i=2000;
do {
byte=inb(RDS_REGISTER);
i--;
}
while ((byte & RDS_BUSYMASK) && i);
if (i) {
#if DEBUG
printk(KERN_DEBUG "rds_waitread()");
print_matrix(&byte, 1);
#endif
return (byte);
} else {
printk(KERN_WARNING "aci-rds: rds_waitread() timeout...\n");
return -1;
}
}
/* don't use any ..._nowait() function if you are not sure what you do... */
static inline void rds_rawwrite_nowait(unsigned char byte)
{
#if DEBUG
printk(KERN_DEBUG "rds_rawwrite()");
print_matrix(&byte, 1);
#endif
outb(byte, RDS_REGISTER);
}
static int rds_rawwrite(unsigned char byte)
{
if (rds_waitread() >= 0) {
rds_rawwrite_nowait(byte);
return 0;
} else
return -1;
}
static int rds_write(unsigned char cmd)
{
unsigned char sendbuffer[8];
int i;
if (byte2trans(cmd, sendbuffer, 8) != 0){
return -1;
} else {
for (i=0; i<8; i++) {
rds_rawwrite(sendbuffer[i]);
}
}
return 0;
}
static int rds_readcycle_nowait(void)
{
rds_rawwrite_nowait(0);
return rds_waitread();
}
static int rds_readcycle(void)
{
if (rds_rawwrite(0) < 0)
return -1;
return rds_waitread();
}
static int rds_read(unsigned char databuffer[], int datasize)
{
#define READSIZE (8*datasize)
int i,j;
if (datasize < 1) /* nothing to read */
return 0;
/* to be able to use rds_readcycle_nowait()
I have to waitread() here */
if (rds_waitread() < 0)
return -1;
memset(databuffer, 0, datasize);
for (i=0; i< READSIZE; i++)
if((j=rds_readcycle_nowait()) < 0) {
return -1;
} else {
databuffer[i/8]|=(RDS_DATA(j) << (7-(i%8)));
}
return 0;
}
static int rds_ack(void)
{
int i=rds_readcycle();
if (i < 0)
return -1;
if (i & RDS_DATAMASK) {
return 0; /* ACK */
} else {
printk(KERN_DEBUG "aci-rds: NACK\n");
return 1; /* NACK */
}
}
int aci_rds_cmd(unsigned char cmd, unsigned char databuffer[], int datasize)
{
int ret;
if (mutex_lock_interruptible(&aci_rds_mutex))
return -EINTR;
rds_write(cmd);
/* RDS_RESET doesn't need further processing */
if (cmd!=RDS_RESET && (rds_ack() || rds_read(databuffer, datasize)))
ret = -1;
else
ret = 0;
mutex_unlock(&aci_rds_mutex);
return ret;
}
EXPORT_SYMBOL(aci_rds_cmd);
int __init attach_aci_rds(void)
{
mutex_init(&aci_rds_mutex);
return 0;
}
void __exit unload_aci_rds(void)
{
}
MODULE_LICENSE("GPL");
drivers/media/radio/miropcm20-rds-core.h 已删除 100644 → 0
浏览文件 @ f75c4950
#ifndef _MIROPCM20_RDS_CORE_H_
#define _MIROPCM20_RDS_CORE_H_
extern int aci_rds_cmd(unsigned char cmd, unsigned char databuffer[], int datasize);
#define RDS_STATUS 0x01
#define RDS_STATIONNAME 0x02
#define RDS_TEXT 0x03
#define RDS_ALTFREQ 0x04
#define RDS_TIMEDATE 0x05
#define RDS_PI_CODE 0x06
#define RDS_PTYTATP 0x07
#define RDS_RESET 0x08
#define RDS_RXVALUE 0x09
extern void __exit unload_aci_rds(void);
extern int __init attach_aci_rds(void);
#endif /* _MIROPCM20_RDS_CORE_H_ */
drivers/media/radio/miropcm20-rds.c 已删除 100644 → 0
浏览文件 @ f75c4950
/* MiroSOUND PCM20 radio rds interface driver
* (c) 2001 Robert Siemer <Robert.Siemer@gmx.de>
* Thanks to Fred Seidel. See miropcm20-rds-core.c for further information.
*/
/* Revision history:
*
* 2001-04-18 Robert Siemer <Robert.Siemer@gmx.de>
* separate file for user interface driver
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/smp_lock.h>
#include <linux/fs.h>
#include <linux/miscdevice.h>
#include <linux/delay.h>
#include <asm/uaccess.h>
#include "miropcm20-rds-core.h"
static char * text_buffer;
static int rds_users;
static int rds_f_open(struct inode *in, struct file *fi)
{
if (rds_users)
return -EBUSY;
lock_kernel();
rds_users++;
if ((text_buffer=kmalloc(66, GFP_KERNEL)) == 0) {
rds_users--;
printk(KERN_NOTICE "aci-rds: Out of memory by open()...\n");
unlock_kernel();
return -ENOMEM;
}
unlock_kernel();
return 0;
}
static int rds_f_release(struct inode *in, struct file *fi)
{
kfree(text_buffer);
rds_users--;
return 0;
}
static void print_matrix(char *ch, char out[])
{
int j;
for (j=7; j>=0; j--) {
out[7-j] = ((*ch >> j) & 0x1) + '0';
}
}
static ssize_t rds_f_read(struct file *file, char __user *buffer, size_t length, loff_t *offset)
{
// i = sprintf(text_buffer, "length: %d, offset: %d\n", length, *offset);
char c;
char bits[8];
msleep(2000);
aci_rds_cmd(RDS_STATUS, &c, 1);
print_matrix(&c, bits);
if (copy_to_user(buffer, bits, 8))
return -EFAULT;
/* if ((c >> 3) & 1) {
aci_rds_cmd(RDS_STATIONNAME, text_buffer+1, 8);
text_buffer[0] = ' ' ;
text_buffer[9] = '\n';
return copy_to_user(buffer+8, text_buffer, 10) ? -EFAULT: 18;
}
*/
/* if ((c >> 6) & 1) {
aci_rds_cmd(RDS_PTYTATP, &c, 1);
if ( c & 1)
sprintf(text_buffer, " M");
else
sprintf(text_buffer, " S");
if ((c >> 1) & 1)
sprintf(text_buffer+2, " TA");
else
sprintf(text_buffer+2, " --");
if ((c >> 7) & 1)
sprintf(text_buffer+5, " TP");
else
sprintf(text_buffer+5, " --");
sprintf(text_buffer+8, " %2d\n", (c >> 2) & 0x1f);
return copy_to_user(buffer+8, text_buffer, 12) ? -EFAULT: 20;
}
*/
if ((c >> 4) & 1) {
aci_rds_cmd(RDS_TEXT, text_buffer, 65);
text_buffer[0] = ' ' ;
text_buffer[65] = '\n';
return copy_to_user(buffer+8, text_buffer,66) ? -EFAULT : 66+8;
} else {
put_user('\n', buffer+8);
return 9;
}
}
static const struct file_operations rds_fops = {
.owner = THIS_MODULE,
.read = rds_f_read,
.open = rds_f_open,
.release = rds_f_release
};
static struct miscdevice rds_miscdev = {
.minor = MISC_DYNAMIC_MINOR,
.name = "radiotext",
.fops = &rds_fops,
};
static int __init miropcm20_rds_init(void)
{
return misc_register(&rds_miscdev);
}
static void __exit miropcm20_rds_cleanup(void)
{
misc_deregister(&rds_miscdev);
}
module_init(miropcm20_rds_init);
module_exit(miropcm20_rds_cleanup);
MODULE_LICENSE("GPL");
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