From: Adrian Bunk Date: Wed, 3 Sep 2008 19:47:36 +0000 (-0300) Subject: V4L/DVB (8678): Remove the dead CONFIG_RADIO_MIROPCM20{,_RDS} code X-Git-Tag: firefly_0821_release~18060^2~4^2~71 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c7087f56a42b0aa82b181d9a08a376c4add7a683;p=firefly-linux-kernel-4.4.55.git 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: Adrian Bunk Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/radio/Makefile b/drivers/media/radio/Makefile index a30159f6fa42..7ca71ab96b43 100644 --- a/drivers/media/radio/Makefile +++ b/drivers/media/radio/Makefile @@ -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 diff --git a/drivers/media/radio/miropcm20-radio.c b/drivers/media/radio/miropcm20-radio.c deleted file mode 100644 index 7fd7ee2d32c1..000000000000 --- a/drivers/media/radio/miropcm20-radio.c +++ /dev/null @@ -1,266 +0,0 @@ -/* Miro PCM20 radio driver for Linux radio support - * (c) 1998 Ruurd Reitsma - * 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 - * 2000-09-05 Robert Siemer - * 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 -#include -#include -#include -#include -#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); diff --git a/drivers/media/radio/miropcm20-rds-core.c b/drivers/media/radio/miropcm20-rds-core.c deleted file mode 100644 index 9428d8b2642c..000000000000 --- a/drivers/media/radio/miropcm20-rds-core.c +++ /dev/null @@ -1,211 +0,0 @@ -/* - * Many thanks to Fred Seidel , the - * designer of the RDS decoder hardware. With his help - * I was able to code this driver. - * Thanks also to Norberto Pellicci, Dominic Mounteney - * 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 - * RDS support for MiroSound PCM20 radio - */ - -#include -#include -#include -#include -#include -#include - -#include -#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=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"); diff --git a/drivers/media/radio/miropcm20-rds-core.h b/drivers/media/radio/miropcm20-rds-core.h deleted file mode 100644 index aeb5761f0469..000000000000 --- a/drivers/media/radio/miropcm20-rds-core.h +++ /dev/null @@ -1,19 +0,0 @@ -#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_ */ diff --git a/drivers/media/radio/miropcm20-rds.c b/drivers/media/radio/miropcm20-rds.c deleted file mode 100644 index 3e840f74d45c..000000000000 --- a/drivers/media/radio/miropcm20-rds.c +++ /dev/null @@ -1,136 +0,0 @@ -/* MiroSOUND PCM20 radio rds interface driver - * (c) 2001 Robert Siemer - * Thanks to Fred Seidel. See miropcm20-rds-core.c for further information. - */ - -/* Revision history: - * - * 2001-04-18 Robert Siemer - * separate file for user interface driver - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#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");