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Commit 7a23550f authored by Gerd Knorr's avatar Gerd Knorr Committed by Linus Torvalds
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[PATCH] tv tuner module update. 

Did some code reorganization: split up the source into four files:
 - tuner-core.c for all the interfacing stuff (register driver,
   handle insmod options, react on v4l ioctls, ...),
 - tuner-simple.c for all those trivial 4-byte-command-sequence tuner
   chips.
 - mt20xx.c for the mt2032 and mt2050 tuners.
 - tda8290.c for the tda8290/8272 combo (this code is new).

I also did a number of cleanups like using dev_printk() for the
messages everythere.  There should be no functional changes beside
the new support for the tda8290 tuner.
Signed-off-by: default avatarGerd Knorr <kraxel@bytesex.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 57b951e3
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Showing with 1767 additions and 5 deletions
drivers/media/video/Makefile
View file @ 7a23550f
...@@ -7,6 +7,7 @@ bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \ ...@@ -7,6 +7,7 @@ bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \
zoran-objs := zr36120.o zr36120_i2c.o zr36120_mem.o zoran-objs := zr36120.o zr36120_i2c.o zr36120_mem.o
zr36067-objs := zoran_procfs.o zoran_device.o \ zr36067-objs := zoran_procfs.o zoran_device.o \
zoran_driver.o zoran_card.o zoran_driver.o zoran_card.o
tuner-objs := tuner-core.o tuner-simple.o mt20xx.o tda8290.o
obj-$(CONFIG_VIDEO_DEV) += videodev.o v4l2-common.o v4l1-compat.o obj-$(CONFIG_VIDEO_DEV) += videodev.o v4l2-common.o v4l1-compat.o
......
drivers/media/video/mt20xx.c 0 → 100644
View file @ 7a23550f
/*
* $Id: mt20xx.c,v 1.3 2005/02/15 15:59:35 kraxel Exp $
*
* i2c tv tuner chip device driver
* controls microtune tuners, mt2032 + mt2050 at the moment.
*/
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/videodev.h>
#include <media/tuner.h>
/* ---------------------------------------------------------------------- */
static unsigned int optimize_vco = 1;
module_param(optimize_vco, int, 0644);
static unsigned int tv_antenna = 1;
module_param(tv_antenna, int, 0644);
static unsigned int radio_antenna = 0;
module_param(radio_antenna, int, 0644);
/* ---------------------------------------------------------------------- */
#define MT2032 0x04
#define MT2030 0x06
#define MT2040 0x07
#define MT2050 0x42
static char *microtune_part[] = {
[ MT2030 ] = "MT2030",
[ MT2032 ] = "MT2032",
[ MT2040 ] = "MT2040",
[ MT2050 ] = "MT2050",
};
// IsSpurInBand()?
static int mt2032_spurcheck(struct i2c_client *c,
int f1, int f2, int spectrum_from,int spectrum_to)
{
struct tuner *t = i2c_get_clientdata(c);
int n1=1,n2,f;
f1=f1/1000; //scale to kHz to avoid 32bit overflows
f2=f2/1000;
spectrum_from/=1000;
spectrum_to/=1000;
tuner_dbg("spurcheck f1=%d f2=%d from=%d to=%d\n",
f1,f2,spectrum_from,spectrum_to);
do {
n2=-n1;
f=n1*(f1-f2);
do {
n2--;
f=f-f2;
tuner_dbg("spurtest n1=%d n2=%d ftest=%d\n",n1,n2,f);
if( (f>spectrum_from) && (f<spectrum_to))
tuner_dbg("mt2032 spurcheck triggered: %d\n",n1);
} while ( (f>(f2-spectrum_to)) || (n2>-5));
n1++;
} while (n1<5);
return 1;
}
static int mt2032_compute_freq(struct i2c_client *c,
unsigned int rfin,
unsigned int if1, unsigned int if2,
unsigned int spectrum_from,
unsigned int spectrum_to,
unsigned char *buf,
int *ret_sel,
unsigned int xogc) //all in Hz
{
struct tuner *t = i2c_get_clientdata(c);
unsigned int fref,lo1,lo1n,lo1a,s,sel,lo1freq, desired_lo1,
desired_lo2,lo2,lo2n,lo2a,lo2num,lo2freq;
fref= 5250 *1000; //5.25MHz
desired_lo1=rfin+if1;
lo1=(2*(desired_lo1/1000)+(fref/1000)) / (2*fref/1000);
lo1n=lo1/8;
lo1a=lo1-(lo1n*8);
s=rfin/1000/1000+1090;
if(optimize_vco) {
if(s>1890) sel=0;
else if(s>1720) sel=1;
else if(s>1530) sel=2;
else if(s>1370) sel=3;
else sel=4; // >1090
}
else {
if(s>1790) sel=0; // <1958
else if(s>1617) sel=1;
else if(s>1449) sel=2;
else if(s>1291) sel=3;
else sel=4; // >1090
}
*ret_sel=sel;
lo1freq=(lo1a+8*lo1n)*fref;
tuner_dbg("mt2032: rfin=%d lo1=%d lo1n=%d lo1a=%d sel=%d, lo1freq=%d\n",
rfin,lo1,lo1n,lo1a,sel,lo1freq);
desired_lo2=lo1freq-rfin-if2;
lo2=(desired_lo2)/fref;
lo2n=lo2/8;
lo2a=lo2-(lo2n*8);
lo2num=((desired_lo2/1000)%(fref/1000))* 3780/(fref/1000); //scale to fit in 32bit arith
lo2freq=(lo2a+8*lo2n)*fref + lo2num*(fref/1000)/3780*1000;
tuner_dbg("mt2032: rfin=%d lo2=%d lo2n=%d lo2a=%d num=%d lo2freq=%d\n",
rfin,lo2,lo2n,lo2a,lo2num,lo2freq);
if(lo1a<0 || lo1a>7 || lo1n<17 ||lo1n>48 || lo2a<0 ||lo2a >7 ||lo2n<17 || lo2n>30) {
tuner_info("mt2032: frequency parameters out of range: %d %d %d %d\n",
lo1a, lo1n, lo2a,lo2n);
return(-1);
}
mt2032_spurcheck(c, lo1freq, desired_lo2, spectrum_from, spectrum_to);
// should recalculate lo1 (one step up/down)
// set up MT2032 register map for transfer over i2c
buf[0]=lo1n-1;
buf[1]=lo1a | (sel<<4);
buf[2]=0x86; // LOGC
buf[3]=0x0f; //reserved
buf[4]=0x1f;
buf[5]=(lo2n-1) | (lo2a<<5);
if(rfin >400*1000*1000)
buf[6]=0xe4;
else
buf[6]=0xf4; // set PKEN per rev 1.2
buf[7]=8+xogc;
buf[8]=0xc3; //reserved
buf[9]=0x4e; //reserved
buf[10]=0xec; //reserved
buf[11]=(lo2num&0xff);
buf[12]=(lo2num>>8) |0x80; // Lo2RST
return 0;
}
static int mt2032_check_lo_lock(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
int try,lock=0;
unsigned char buf[2];
for(try=0;try<10;try++) {
buf[0]=0x0e;
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
tuner_dbg("mt2032 Reg.E=0x%02x\n",buf[0]);
lock=buf[0] &0x06;
if (lock==6)
break;
tuner_dbg("mt2032: pll wait 1ms for lock (0x%2x)\n",buf[0]);
udelay(1000);
}
return lock;
}
static int mt2032_optimize_vco(struct i2c_client *c,int sel,int lock)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned char buf[2];
int tad1;
buf[0]=0x0f;
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
tuner_dbg("mt2032 Reg.F=0x%02x\n",buf[0]);
tad1=buf[0]&0x07;
if(tad1 ==0) return lock;
if(tad1 ==1) return lock;
if(tad1==2) {
if(sel==0)
return lock;
else sel--;
}
else {
if(sel<4)
sel++;
else
return lock;
}
tuner_dbg("mt2032 optimize_vco: sel=%d\n",sel);
buf[0]=0x0f;
buf[1]=sel;
i2c_master_send(c,buf,2);
lock=mt2032_check_lo_lock(c);
return lock;
}
static void mt2032_set_if_freq(struct i2c_client *c, unsigned int rfin,
unsigned int if1, unsigned int if2,
unsigned int from, unsigned int to)
{
unsigned char buf[21];
int lint_try,ret,sel,lock=0;
struct tuner *t = i2c_get_clientdata(c);
tuner_dbg("mt2032_set_if_freq rfin=%d if1=%d if2=%d from=%d to=%d\n",
rfin,if1,if2,from,to);
buf[0]=0;
ret=i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,21);
buf[0]=0;
ret=mt2032_compute_freq(c,rfin,if1,if2,from,to,&buf[1],&sel,t->xogc);
if (ret<0)
return;
// send only the relevant registers per Rev. 1.2
buf[0]=0;
ret=i2c_master_send(c,buf,4);
buf[5]=5;
ret=i2c_master_send(c,buf+5,4);
buf[11]=11;
ret=i2c_master_send(c,buf+11,3);
if(ret!=3)
tuner_warn("i2c i/o error: rc == %d (should be 3)\n",ret);
// wait for PLLs to lock (per manual), retry LINT if not.
for(lint_try=0; lint_try<2; lint_try++) {
lock=mt2032_check_lo_lock(c);
if(optimize_vco)
lock=mt2032_optimize_vco(c,sel,lock);
if(lock==6) break;
tuner_dbg("mt2032: re-init PLLs by LINT\n");
buf[0]=7;
buf[1]=0x80 +8+t->xogc; // set LINT to re-init PLLs
i2c_master_send(c,buf,2);
mdelay(10);
buf[1]=8+t->xogc;
i2c_master_send(c,buf,2);
}
if (lock!=6)
tuner_warn("MT2032 Fatal Error: PLLs didn't lock.\n");
buf[0]=2;
buf[1]=0x20; // LOGC for optimal phase noise
ret=i2c_master_send(c,buf,2);
if (ret!=2)
tuner_warn("i2c i/o error: rc == %d (should be 2)\n",ret);
}
static void mt2032_set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2,from,to;
// signal bandwidth and picture carrier
if (t->std & V4L2_STD_525_60) {
// NTSC
from = 40750*1000;
to = 46750*1000;
if2 = 45750*1000;
} else {
// PAL
from = 32900*1000;
to = 39900*1000;
if2 = 38900*1000;
}
mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */,
1090*1000*1000, if2, from, to);
}
static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2 = t->radio_if2;
// per Manual for FM tuning: first if center freq. 1085 MHz
mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */,
1085*1000*1000,if2,if2,if2);
}
// Initalization as described in "MT203x Programming Procedures", Rev 1.2, Feb.2001
static int mt2032_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned char buf[21];
int ret,xogc,xok=0;
// Initialize Registers per spec.
buf[1]=2; // Index to register 2
buf[2]=0xff;
buf[3]=0x0f;
buf[4]=0x1f;
ret=i2c_master_send(c,buf+1,4);
buf[5]=6; // Index register 6
buf[6]=0xe4;
buf[7]=0x8f;
buf[8]=0xc3;
buf[9]=0x4e;
buf[10]=0xec;
ret=i2c_master_send(c,buf+5,6);
buf[12]=13; // Index register 13
buf[13]=0x32;
ret=i2c_master_send(c,buf+12,2);
// Adjust XOGC (register 7), wait for XOK
xogc=7;
do {
tuner_dbg("mt2032: xogc = 0x%02x\n",xogc&0x07);
mdelay(10);
buf[0]=0x0e;
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
xok=buf[0]&0x01;
tuner_dbg("mt2032: xok = 0x%02x\n",xok);
if (xok == 1) break;
xogc--;
tuner_dbg("mt2032: xogc = 0x%02x\n",xogc&0x07);
if (xogc == 3) {
xogc=4; // min. 4 per spec
break;
}
buf[0]=0x07;
buf[1]=0x88 + xogc;
ret=i2c_master_send(c,buf,2);
if (ret!=2)
tuner_warn("i2c i/o error: rc == %d (should be 2)\n",ret);
} while (xok != 1 );
t->xogc=xogc;
t->tv_freq = mt2032_set_tv_freq;
t->radio_freq = mt2032_set_radio_freq;
return(1);
}
static void mt2050_set_antenna(struct i2c_client *c, unsigned char antenna)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned char buf[2];
int ret;
buf[0] = 6;
buf[1] = antenna ? 0x11 : 0x10;
ret=i2c_master_send(c,buf,2);
tuner_dbg("mt2050: enabled antenna connector %d\n", antenna);
}
static void mt2050_set_if_freq(struct i2c_client *c,unsigned int freq, unsigned int if2)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned int if1=1218*1000*1000;
unsigned int f_lo1,f_lo2,lo1,lo2,f_lo1_modulo,f_lo2_modulo,num1,num2,div1a,div1b,div2a,div2b;
int ret;
unsigned char buf[6];
tuner_dbg("mt2050_set_if_freq freq=%d if1=%d if2=%d\n",
freq,if1,if2);
f_lo1=freq+if1;
f_lo1=(f_lo1/1000000)*1000000;
f_lo2=f_lo1-freq-if2;
f_lo2=(f_lo2/50000)*50000;
lo1=f_lo1/4000000;
lo2=f_lo2/4000000;
f_lo1_modulo= f_lo1-(lo1*4000000);
f_lo2_modulo= f_lo2-(lo2*4000000);
num1=4*f_lo1_modulo/4000000;
num2=4096*(f_lo2_modulo/1000)/4000;
// todo spurchecks
div1a=(lo1/12)-1;
div1b=lo1-(div1a+1)*12;
div2a=(lo2/8)-1;
div2b=lo2-(div2a+1)*8;
if (tuner_debug > 1) {
tuner_dbg("lo1 lo2 = %d %d\n", lo1, lo2);
tuner_dbg("num1 num2 div1a div1b div2a div2b= %x %x %x %x %x %x\n",
num1,num2,div1a,div1b,div2a,div2b);
}
buf[0]=1;
buf[1]= 4*div1b + num1;
if(freq<275*1000*1000) buf[1] = buf[1]|0x80;
buf[2]=div1a;
buf[3]=32*div2b + num2/256;
buf[4]=num2-(num2/256)*256;
buf[5]=div2a;
if(num2!=0) buf[5]=buf[5]|0x40;
if (tuner_debug > 1) {
int i;
tuner_dbg("bufs is: ");
for(i=0;i<6;i++)
printk("%x ",buf[i]);
printk("\n");
}
ret=i2c_master_send(c,buf,6);
if (ret!=6)
tuner_warn("i2c i/o error: rc == %d (should be 6)\n",ret);
}
static void mt2050_set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned int if2;
if (t->std & V4L2_STD_525_60) {
// NTSC
if2 = 45750*1000;
} else {
// PAL
if2 = 38900*1000;
}
if (V4L2_TUNER_DIGITAL_TV == t->mode) {
// DVB (pinnacle 300i)
if2 = 36150*1000;
}
mt2050_set_if_freq(c, freq*62500, if2);
mt2050_set_antenna(c, tv_antenna);
}
static void mt2050_set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2 = t->radio_if2;
mt2050_set_if_freq(c, freq*62500, if2);
mt2050_set_antenna(c, radio_antenna);
}
static int mt2050_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned char buf[2];
int ret;
buf[0]=6;
buf[1]=0x10;
ret=i2c_master_send(c,buf,2); // power
buf[0]=0x0f;
buf[1]=0x0f;
ret=i2c_master_send(c,buf,2); // m1lo
buf[0]=0x0d;
ret=i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
tuner_dbg("mt2050: sro is %x\n",buf[0]);
t->tv_freq = mt2050_set_tv_freq;
t->radio_freq = mt2050_set_radio_freq;
return 0;
}
int microtune_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
char *name;
unsigned char buf[21];
int company_code;
memset(buf,0,sizeof(buf));
t->tv_freq = NULL;
t->radio_freq = NULL;
name = "unknown";
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,21);
if (tuner_debug) {
int i;
tuner_dbg("MT20xx hexdump:");
for(i=0;i<21;i++) {
printk(" %02x",buf[i]);
if(((i+1)%8)==0) printk(" ");
}
printk("\n");
}
company_code = buf[0x11] << 8 | buf[0x12];
tuner_info("microtune: companycode=%04x part=%02x rev=%02x\n",
company_code,buf[0x13],buf[0x14]);
#if 0
/* seems to cause more problems than it solves ... */
switch (company_code) {
case 0x30bf:
case 0x3cbf:
case 0x3dbf:
case 0x4d54:
case 0x8e81:
case 0x8e91:
/* ok (?) */
break;
default:
tuner_warn("tuner: microtune: unknown companycode\n");
return 0;
}
#endif
if (buf[0x13] < ARRAY_SIZE(microtune_part) &&
NULL != microtune_part[buf[0x13]])
name = microtune_part[buf[0x13]];
switch (buf[0x13]) {
case MT2032:
mt2032_init(c);
break;
case MT2050:
mt2050_init(c);
break;
default:
tuner_info("microtune %s found, not (yet?) supported, sorry :-/\n",
name);
return 0;
}
strlcpy(c->name, name, sizeof(c->name));
tuner_info("microtune %s found, OK\n",name);
return 0;
}
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
drivers/media/video/tda8290.c 0 → 100644
View file @ 7a23550f
/*
* $Id: tda8290.c,v 1.5 2005/02/15 15:59:35 kraxel Exp $
*
* i2c tv tuner chip device driver
* controls the philips tda8290+75 tuner chip combo.
*/
#include <linux/i2c.h>
#include <linux/videodev.h>
#include <linux/delay.h>
#include <media/tuner.h>
/* ---------------------------------------------------------------------- */
struct freq_entry {
u16 freq;
u8 value;
};
static struct freq_entry band_table[] = {
{ 0x2DF4, 0x1C },
{ 0x2574, 0x14 },
{ 0x22B4, 0x0C },
{ 0x20D4, 0x0B },
{ 0x1E74, 0x3B },
{ 0x1C34, 0x33 },
{ 0x16F4, 0x5B },
{ 0x1454, 0x53 },
{ 0x12D4, 0x52 },
{ 0x1034, 0x4A },
{ 0x0EE4, 0x7A },
{ 0x0D34, 0x72 },
{ 0x0B54, 0x9A },
{ 0x0914, 0x91 },
{ 0x07F4, 0x89 },
{ 0x0774, 0xB9 },
{ 0x067B, 0xB1 },
{ 0x0634, 0xD9 },
{ 0x05A4, 0xD8 }, // FM radio
{ 0x0494, 0xD0 },
{ 0x03BC, 0xC8 },
{ 0x0394, 0xF8 }, // 57250000 Hz
{ 0x0000, 0xF0 }, // 0
};
static struct freq_entry div_table[] = {
{ 0x1C34, 3 },
{ 0x0D34, 2 },
{ 0x067B, 1 },
{ 0x0000, 0 },
};
static struct freq_entry agc_table[] = {
{ 0x22B4, 0x8F },
{ 0x0B54, 0x9F },
{ 0x09A4, 0x8F },
{ 0x0554, 0x9F },
{ 0x0000, 0xBF },
};
static __u8 get_freq_entry( struct freq_entry* table, __u16 freq)
{
while(table->freq && table->freq > freq)
table++;
return table->value;
}
/* ---------------------------------------------------------------------- */
static unsigned char i2c_enable_bridge[2] = { 0x21, 0xC0 };
static unsigned char i2c_disable_bridge[2] = { 0x21, 0x80 };
static unsigned char i2c_init_tda8275[14] = { 0x00, 0x00, 0x00, 0x00,
0x7C, 0x04, 0xA3, 0x3F,
0x2A, 0x04, 0xFF, 0x00,
0x00, 0x40 };
static unsigned char i2c_set_VS[2] = { 0x30, 0x6F };
static unsigned char i2c_set_GP01_CF[2] = { 0x20, 0x0B };
static unsigned char i2c_tda8290_reset[2] = { 0x00, 0x00 };
static unsigned char i2c_gainset_off[2] = { 0x28, 0x14 };
static unsigned char i2c_gainset_on[2] = { 0x28, 0x54 };
static unsigned char i2c_agc3_00[2] = { 0x80, 0x00 };
static unsigned char i2c_agc2_BF[2] = { 0x60, 0xBF };
static unsigned char i2c_cb1_D2[2] = { 0x30, 0xD2 };
static unsigned char i2c_cb1_56[2] = { 0x30, 0x56 };
static unsigned char i2c_cb1_52[2] = { 0x30, 0x52 };
static unsigned char i2c_cb1_50[2] = { 0x30, 0x50 };
static unsigned char i2c_agc2_7F[2] = { 0x60, 0x7F };
static unsigned char i2c_agc3_08[2] = { 0x80, 0x08 };
static struct i2c_msg i2c_msg_init[] = {
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_init_tda8275), i2c_init_tda8275 },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_disable_bridge), i2c_disable_bridge },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_set_VS), i2c_set_VS },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_set_GP01_CF), i2c_set_GP01_CF },
};
static struct i2c_msg i2c_msg_prolog[] = {
// { I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_easy_mode), i2c_easy_mode },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_gainset_off), i2c_gainset_off },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_tda8290_reset), i2c_tda8290_reset },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_enable_bridge), i2c_enable_bridge },
};
static struct i2c_msg i2c_msg_config[] = {
// { I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_set_freq), i2c_set_freq },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_agc3_00), i2c_agc3_00 },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_agc2_BF), i2c_agc2_BF },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_cb1_D2), i2c_cb1_D2 },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_cb1_56), i2c_cb1_56 },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_cb1_52), i2c_cb1_52 },
};
static struct i2c_msg i2c_msg_epilog[] = {
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_cb1_50), i2c_cb1_50 },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_agc2_7F), i2c_agc2_7F },
{ I2C_ADDR_TDA8275, 0, ARRAY_SIZE(i2c_agc3_08), i2c_agc3_08 },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_disable_bridge), i2c_disable_bridge },
{ I2C_ADDR_TDA8290, 0, ARRAY_SIZE(i2c_gainset_on), i2c_gainset_on },
};
static int tda8290_tune(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
struct i2c_msg easy_mode =
{ I2C_ADDR_TDA8290, 0, 2, t->i2c_easy_mode };
struct i2c_msg set_freq =
{ I2C_ADDR_TDA8290, 0, 8, t->i2c_set_freq };
i2c_transfer(c->adapter, &easy_mode, 1);
i2c_transfer(c->adapter, i2c_msg_prolog, ARRAY_SIZE(i2c_msg_prolog));
i2c_transfer(c->adapter, &set_freq, 1);
i2c_transfer(c->adapter, i2c_msg_config, ARRAY_SIZE(i2c_msg_config));
msleep(550);
i2c_transfer(c->adapter, i2c_msg_epilog, ARRAY_SIZE(i2c_msg_epilog));
return 0;
}
static void set_frequency(struct tuner *t, u16 ifc)
{
u32 N = (((t->freq<<3)+ifc)&0x3fffc);
N = N >> get_freq_entry(div_table, t->freq);
t->i2c_set_freq[0] = 0;
t->i2c_set_freq[1] = (unsigned char)(N>>8);
t->i2c_set_freq[2] = (unsigned char) N;
t->i2c_set_freq[3] = 0x40;
t->i2c_set_freq[4] = 0x52;
t->i2c_set_freq[5] = get_freq_entry(band_table, t->freq);
t->i2c_set_freq[6] = get_freq_entry(agc_table, t->freq);
t->i2c_set_freq[7] = 0x8f;
}
#define V4L2_STD_MN (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
#define V4L2_STD_B (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
#define V4L2_STD_GH (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
#define V4L2_STD_DK (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
static void set_audio(struct tuner *t)
{
t->i2c_easy_mode[0] = 0x01;
if (t->std & V4L2_STD_MN)
t->i2c_easy_mode[1] = 0x01;
else if (t->std & V4L2_STD_B)
t->i2c_easy_mode[1] = 0x02;
else if (t->std & V4L2_STD_GH)
t->i2c_easy_mode[1] = 0x04;
else if (t->std & V4L2_STD_PAL_I)
t->i2c_easy_mode[1] = 0x08;
else if (t->std & V4L2_STD_DK)
t->i2c_easy_mode[1] = 0x10;
else if (t->std & V4L2_STD_SECAM_L)
t->i2c_easy_mode[1] = 0x20;
}
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
set_audio(t);
set_frequency(t, 864);
tda8290_tune(c);
}
static void set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
set_frequency(t, 704);
tda8290_tune(c);
}
static int has_signal(struct i2c_client *c)
{
unsigned char i2c_get_afc[1] = { 0x1B };
unsigned char afc = 0;
i2c_master_send(c, i2c_get_afc, ARRAY_SIZE(i2c_get_afc));
i2c_master_recv(c, &afc, 1);
return (afc & 0x80)? 65535:0;
}
int tda8290_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
strlcpy(c->name, "tda8290+75", sizeof(c->name));
tuner_info("tuner: type set to %s\n", c->name);
t->tv_freq = set_tv_freq;
t->radio_freq = set_radio_freq;
t->has_signal = has_signal;
i2c_master_send(c, i2c_enable_bridge, ARRAY_SIZE(i2c_enable_bridge));
i2c_transfer(c->adapter, i2c_msg_init, ARRAY_SIZE(i2c_msg_init));
return 0;
}
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
drivers/media/video/tda9887.c
View file @ 7a23550f
...@@ -557,7 +557,7 @@ static int tda9887_configure(struct tda9887 *t) ...@@ -557,7 +557,7 @@ static int tda9887_configure(struct tda9887 *t)
#if 0 #if 0
/* This as-is breaks some cards, must be fixed in a /* This as-is breaks some cards, must be fixed in a
* card-specific way, probably using TDA9887_SET_CONFIG to * card-specific way, probably using TDA9887_SET_CONFIG to
* turn on/off port2 */ * turn on/off port2 */
if (t->std & V4L2_STD_SECAM_L) { if (t->std & V4L2_STD_SECAM_L) {
/* secam fixup (FIXME: move this to tvnorms array?) */ /* secam fixup (FIXME: move this to tvnorms array?) */
buf[1] &= ~cOutputPort2Inactive; buf[1] &= ~cOutputPort2Inactive;
......
drivers/media/video/tuner-core.c 0 → 100644
View file @ 7a23550f
/*
* $Id: tuner-core.c,v 1.5 2005/02/15 15:59:35 kraxel Exp $
*
* i2c tv tuner chip device driver
* core core, i.e. kernel interfaces, registering and so on
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/delay.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/poll.h>
#include <linux/i2c.h>
#include <linux/types.h>
#include <linux/videodev.h>
#include <linux/init.h>
#include <media/tuner.h>
#include <media/audiochip.h>
#define UNSET (-1U)
/* standard i2c insmod options */
static unsigned short normal_i2c[] = {
0x4b, /* tda8290 */
I2C_CLIENT_END
};
static unsigned short normal_i2c_range[] = {
0x60, 0x6f,
I2C_CLIENT_END
};
I2C_CLIENT_INSMOD;
/* insmod options used at init time => read/only */
static unsigned int addr = 0;
module_param(addr, int, 0444);
/* insmod options used at runtime => read/write */
unsigned int tuner_debug = 0;
module_param(tuner_debug, int, 0644);
static unsigned int tv_range[2] = { 44, 958 };
static unsigned int radio_range[2] = { 65, 108 };
module_param_array(tv_range, int, NULL, 0644);
module_param_array(radio_range, int, NULL, 0644);
MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners");
MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer");
MODULE_LICENSE("GPL");
static int this_adap;
static struct i2c_driver driver;
static struct i2c_client client_template;
/* ---------------------------------------------------------------------- */
// Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
if (t->type == UNSET) {
tuner_info("tuner type not set\n");
return;
}
if (NULL == t->tv_freq) {
tuner_info("Huh? tv_set is NULL?\n");
return;
}
if (freq < tv_range[0]*16 || freq > tv_range[1]*16) {
/* FIXME: better do that chip-specific, but
right now we don't have that in the config
struct and this way is still better than no
check at all */
tuner_info("TV freq (%d.%02d) out of range (%d-%d)\n",
freq/16,freq%16*100/16,tv_range[0],tv_range[1]);
return;
}
t->tv_freq(c,freq);
}
static void set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
if (t->type == UNSET) {
tuner_info("tuner type not set\n");
return;
}
if (NULL == t->radio_freq) {
tuner_info("no radio tuning for this one, sorry.\n");
return;
}
if (freq < radio_range[0]*16 || freq > radio_range[1]*16) {
tuner_info("radio freq (%d.%02d) out of range (%d-%d)\n",
freq/16,freq%16*100/16,
radio_range[0],radio_range[1]);
return;
}
t->radio_freq(c,freq);
}
static void set_freq(struct i2c_client *c, unsigned long freq)
{
struct tuner *t = i2c_get_clientdata(c);
switch (t->mode) {
case V4L2_TUNER_RADIO:
tuner_dbg("radio freq set to %lu.%02lu\n",
freq/16,freq%16*100/16);
set_radio_freq(c,freq);
break;
case V4L2_TUNER_ANALOG_TV:
case V4L2_TUNER_DIGITAL_TV:
tuner_dbg("tv freq set to %lu.%02lu\n",
freq/16,freq%16*100/16);
set_tv_freq(c, freq);
break;
}
t->freq = freq;
}
static void set_type(struct i2c_client *c, unsigned int type)
{
struct tuner *t = i2c_get_clientdata(c);
/* sanity check */
if (type == UNSET || type == TUNER_ABSENT)
return;
if (type >= tuner_count)
return;
if (NULL == t->i2c.dev.driver) {
/* not registered yet */
t->type = type;
return;
}
if (t->initialized)
/* run only once */
return;
t->initialized = 1;
t->type = type;
switch (t->type) {
case TUNER_MT2032:
microtune_init(c);
break;
case TUNER_PHILIPS_TDA8290:
tda8290_init(c);
break;
default:
default_tuner_init(c);
break;
}
}
static char pal[] = "-";
module_param_string(pal, pal, 0644, sizeof(pal));
static int tuner_fixup_std(struct tuner *t)
{
if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) {
/* get more precise norm info from insmod option */
switch (pal[0]) {
case 'b':
case 'B':
case 'g':
case 'G':
tuner_dbg("insmod fixup: PAL => PAL-BG\n");
t->std = V4L2_STD_PAL_BG;
break;
case 'i':
case 'I':
tuner_dbg("insmod fixup: PAL => PAL-I\n");
t->std = V4L2_STD_PAL_I;
break;
case 'd':
case 'D':
case 'k':
case 'K':
tuner_dbg("insmod fixup: PAL => PAL-DK\n");
t->std = V4L2_STD_PAL_DK;
break;
}
}
return 0;
}
/* ---------------------------------------------------------------------- */
static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
{
struct tuner *t;
if (this_adap > 0)
return -1;
this_adap++;
client_template.adapter = adap;
client_template.addr = addr;
t = kmalloc(sizeof(struct tuner),GFP_KERNEL);
if (NULL == t)
return -ENOMEM;
memset(t,0,sizeof(struct tuner));
memcpy(&t->i2c,&client_template,sizeof(struct i2c_client));
i2c_set_clientdata(&t->i2c, t);
t->type = UNSET;
t->radio_if2 = 10700*1000; // 10.7MHz - FM radio
i2c_attach_client(&t->i2c);
tuner_info("chip found @ 0x%x (%s)\n",
addr << 1, adap->name);
set_type(&t->i2c, t->type);
return 0;
}
static int tuner_probe(struct i2c_adapter *adap)
{
if (0 != addr) {
normal_i2c[0] = addr;
normal_i2c_range[0] = addr;
normal_i2c_range[1] = addr;
}
this_adap = 0;
if (adap->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adap, &addr_data, tuner_attach);
return 0;
}
static int tuner_detach(struct i2c_client *client)
{
struct tuner *t = i2c_get_clientdata(client);
i2c_detach_client(&t->i2c);
kfree(t);
return 0;
}
#define SWITCH_V4L2 if (!t->using_v4l2 && tuner_debug) \
tuner_info("switching to v4l2\n"); \
t->using_v4l2 = 1;
#define CHECK_V4L2 if (t->using_v4l2) { if (tuner_debug) \
tuner_info("ignore v4l1 call\n"); \
return 0; }
static int
tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
struct tuner *t = i2c_get_clientdata(client);
unsigned int *iarg = (int*)arg;
switch (cmd) {
/* --- configuration --- */
case TUNER_SET_TYPE:
set_type(client,*iarg);
break;
case AUDC_SET_RADIO:
if (V4L2_TUNER_RADIO != t->mode) {
set_tv_freq(client,400 * 16);
t->mode = V4L2_TUNER_RADIO;
}
break;
case AUDC_CONFIG_PINNACLE:
switch (*iarg) {
case 2:
tuner_dbg("pinnacle pal\n");
t->radio_if2 = 33300 * 1000;
break;
case 3:
tuner_dbg("pinnacle ntsc\n");
t->radio_if2 = 41300 * 1000;
break;
}
break;
/* --- v4l ioctls --- */
/* take care: bttv does userspace copying, we'll get a
kernel pointer here... */
case VIDIOCSCHAN:
{
static const v4l2_std_id map[] = {
[ VIDEO_MODE_PAL ] = V4L2_STD_PAL,
[ VIDEO_MODE_NTSC ] = V4L2_STD_NTSC_M,
[ VIDEO_MODE_SECAM ] = V4L2_STD_SECAM,
[ 4 /* bttv */ ] = V4L2_STD_PAL_M,
[ 5 /* bttv */ ] = V4L2_STD_PAL_N,
[ 6 /* bttv */ ] = V4L2_STD_NTSC_M_JP,
};
struct video_channel *vc = arg;
CHECK_V4L2;
t->mode = V4L2_TUNER_ANALOG_TV;
if (vc->norm < ARRAY_SIZE(map))
t->std = map[vc->norm];
tuner_fixup_std(t);
if (t->freq)
set_tv_freq(client,t->freq);
return 0;
}
case VIDIOCSFREQ:
{
unsigned long *v = arg;
CHECK_V4L2;
set_freq(client,*v);
return 0;
}
case VIDIOCGTUNER:
{
struct video_tuner *vt = arg;
CHECK_V4L2;
if (V4L2_TUNER_RADIO == t->mode && t->has_signal)
vt->signal = t->has_signal(client);
return 0;
}
case VIDIOCGAUDIO:
{
struct video_audio *va = arg;
CHECK_V4L2;
if (V4L2_TUNER_RADIO == t->mode && t->is_stereo)
va->mode = t->is_stereo(client)
? VIDEO_SOUND_STEREO
: VIDEO_SOUND_MONO;
return 0;
}
case VIDIOC_S_STD:
{
v4l2_std_id *id = arg;
SWITCH_V4L2;
t->mode = V4L2_TUNER_ANALOG_TV;
t->std = *id;
tuner_fixup_std(t);
if (t->freq)
set_freq(client,t->freq);
break;
}
case VIDIOC_S_FREQUENCY:
{
struct v4l2_frequency *f = arg;
SWITCH_V4L2;
if (V4L2_TUNER_RADIO == f->type &&
V4L2_TUNER_RADIO != t->mode)
set_tv_freq(client,400*16);
t->mode = f->type;
t->freq = f->frequency;
set_freq(client,t->freq);
break;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *tuner = arg;
SWITCH_V4L2;
if (V4L2_TUNER_RADIO == t->mode && t->has_signal)
tuner->signal = t->has_signal(client);
break;
}
default:
/* nothing */
break;
}
return 0;
}
static int tuner_suspend(struct device * dev, u32 state, u32 level)
{
struct i2c_client *c = container_of(dev, struct i2c_client, dev);
struct tuner *t = i2c_get_clientdata(c);
tuner_dbg("suspend\n");
/* FIXME: power down ??? */
return 0;
}
static int tuner_resume(struct device * dev, u32 level)
{
struct i2c_client *c = container_of(dev, struct i2c_client, dev);
struct tuner *t = i2c_get_clientdata(c);
tuner_dbg("resume\n");
if (t->freq)
set_freq(c,t->freq);
return 0;
}
/* ----------------------------------------------------------------------- */
static struct i2c_driver driver = {
.owner = THIS_MODULE,
.name = "tuner",
.id = I2C_DRIVERID_TUNER,
.flags = I2C_DF_NOTIFY,
.attach_adapter = tuner_probe,
.detach_client = tuner_detach,
.command = tuner_command,
.driver = {
.suspend = tuner_suspend,
.resume = tuner_resume,
},
};
static struct i2c_client client_template =
{
I2C_DEVNAME("(tuner unset)"),
.flags = I2C_CLIENT_ALLOW_USE,
.driver = &driver,
};
static int __init tuner_init_module(void)
{
return i2c_add_driver(&driver);
}
static void __exit tuner_cleanup_module(void)
{
i2c_del_driver(&driver);
}
module_init(tuner_init_module);
module_exit(tuner_cleanup_module);
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
drivers/media/video/tuner.c → drivers/media/video/tuner-simple.c
View file @ 7a23550f
/* /*
* $Id: tuner.c,v 1.36 2005/01/14 13:29:40 kraxel Exp $ * $Id: tuner-simple.c,v 1.4 2005/02/15 15:59:35 kraxel Exp $
*
* i2c tv tuner chip device driver
* controls all those simple 4-control-bytes style tuners.
*/ */
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/poll.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/types.h>
#include <linux/videodev.h> #include <linux/videodev.h>
#include <linux/init.h>
#include <media/tuner.h> #include <media/tuner.h>
#include <media/audiochip.h>
#define UNSET (-1U)
/* standard i2c insmod options */
static unsigned short normal_i2c[] = {I2C_CLIENT_END};
static unsigned short normal_i2c_range[] = {0x60,0x6f,I2C_CLIENT_END};
I2C_CLIENT_INSMOD;
/* insmod options used at init time => read/only */
static unsigned int type = UNSET;
static unsigned int addr = 0;
module_param(type, int, 0444);
module_param(addr, int, 0444);
/* insmod options used at runtime => read/write */
static unsigned int debug = 0;
static unsigned int tv_antenna = 1;
static unsigned int radio_antenna = 0;
static unsigned int optimize_vco = 1;
module_param(debug, int, 0644);
module_param(tv_antenna, int, 0644);
module_param(radio_antenna, int, 0644);
module_param(optimize_vco, int, 0644);
static unsigned int tv_range[2] = { 44, 958 };
static unsigned int radio_range[2] = { 65, 108 };
module_param_array(tv_range, int, NULL, 0644);
module_param_array(radio_range, int, NULL, 0644);
MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners");
MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer");
MODULE_LICENSE("GPL");
static int this_adap;
#define dprintk if (debug) printk
struct tuner {
unsigned int type; /* chip type */
unsigned int freq; /* keep track of the current settings */
v4l2_std_id std;
int using_v4l2;
enum v4l2_tuner_type mode;
unsigned int input;
// only for MT2032
unsigned int xogc;
unsigned int radio_if2;
void (*tv_freq)(struct i2c_client *c, unsigned int freq);
void (*radio_freq)(struct i2c_client *c, unsigned int freq);
};
static struct i2c_driver driver;
static struct i2c_client client_template;
/* ---------------------------------------------------------------------- */ /* ---------------------------------------------------------------------- */
...@@ -223,7 +156,7 @@ static struct tunertype tuners[] = { ...@@ -223,7 +156,7 @@ static struct tunertype tuners[] = {
{ "Samsung PAL TCPM9091PD27", Samsung, PAL, /* from sourceforge v3tv */ { "Samsung PAL TCPM9091PD27", Samsung, PAL, /* from sourceforge v3tv */
16*169,16*464,0xA0,0x90,0x30,0x8e,623}, 16*169,16*464,0xA0,0x90,0x30,0x8e,623},
{ "MT20xx universal", Microtune,PAL|NTSC, { "MT20xx universal", Microtune,PAL|NTSC,
0,0,0,0,0,0,0}, /* see mt20xx.c for details */ },
{ "Temic PAL_BG (4106 FH5)", TEMIC, PAL, { "Temic PAL_BG (4106 FH5)", TEMIC, PAL,
16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623}, 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623},
{ "Temic PAL_DK/SECAM_L (4012 FY5)", TEMIC, PAL, { "Temic PAL_DK/SECAM_L (4012 FY5)", TEMIC, PAL,
...@@ -265,13 +198,15 @@ static struct tunertype tuners[] = { ...@@ -265,13 +198,15 @@ static struct tunertype tuners[] = {
{ "Philips PAL/SECAM_D (FM 1256 I-H3)", Philips, PAL, { "Philips PAL/SECAM_D (FM 1256 I-H3)", Philips, PAL,
16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 }, 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 },
{ "Thomson DDT 7610 ATSC/NTSC)", THOMSON, ATSC, { "Thomson DDT 7610 (ATSC/NTSC)", THOMSON, ATSC,
16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732}, 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732},
{ "Philips FQ1286", Philips, NTSC, { "Philips FQ1286", Philips, NTSC,
16*160.00,16*454.00,0x41,0x42,0x04,0x8e,940}, // UHF band untested 16*160.00,16*454.00,0x41,0x42,0x04,0x8e,940}, // UHF band untested
{ "tda8290+75", Philips,PAL|NTSC,
/* see tda8290.c for details */ },
}; };
#define TUNERS ARRAY_SIZE(tuners) unsigned const int tuner_count = ARRAY_SIZE(tuners);
/* ---------------------------------------------------------------------- */ /* ---------------------------------------------------------------------- */
...@@ -279,11 +214,6 @@ static int tuner_getstatus(struct i2c_client *c) ...@@ -279,11 +214,6 @@ static int tuner_getstatus(struct i2c_client *c)
{ {
unsigned char byte; unsigned char byte;
struct tuner *t = i2c_get_clientdata(c);
if (t->type == TUNER_MT2032)
return 0;
if (1 != i2c_master_recv(c,&byte,1)) if (1 != i2c_master_recv(c,&byte,1))
return 0; return 0;
return byte; return byte;
...@@ -326,521 +256,6 @@ static int tuner_mode (struct i2c_client *c) ...@@ -326,521 +256,6 @@ static int tuner_mode (struct i2c_client *c)
/* ---------------------------------------------------------------------- */ /* ---------------------------------------------------------------------- */
#define MT2032 0x04
#define MT2030 0x06
#define MT2040 0x07
#define MT2050 0x42
static char *microtune_part[] = {
[ MT2030 ] = "MT2030",
[ MT2032 ] = "MT2032",
[ MT2040 ] = "MT2040",
[ MT2050 ] = "MT2050",
};
// IsSpurInBand()?
static int mt2032_spurcheck(int f1, int f2, int spectrum_from,int spectrum_to)
{
int n1=1,n2,f;
f1=f1/1000; //scale to kHz to avoid 32bit overflows
f2=f2/1000;
spectrum_from/=1000;
spectrum_to/=1000;
dprintk("spurcheck f1=%d f2=%d from=%d to=%d\n",f1,f2,spectrum_from,spectrum_to);
do {
n2=-n1;
f=n1*(f1-f2);
do {
n2--;
f=f-f2;
dprintk(" spurtest n1=%d n2=%d ftest=%d\n",n1,n2,f);
if( (f>spectrum_from) && (f<spectrum_to))
printk("mt2032 spurcheck triggered: %d\n",n1);
} while ( (f>(f2-spectrum_to)) || (n2>-5));
n1++;
} while (n1<5);
return 1;
}
static int mt2032_compute_freq(unsigned int rfin,
unsigned int if1, unsigned int if2,
unsigned int spectrum_from,
unsigned int spectrum_to,
unsigned char *buf,
int *ret_sel,
unsigned int xogc) //all in Hz
{
unsigned int fref,lo1,lo1n,lo1a,s,sel,lo1freq, desired_lo1,
desired_lo2,lo2,lo2n,lo2a,lo2num,lo2freq;
fref= 5250 *1000; //5.25MHz
desired_lo1=rfin+if1;
lo1=(2*(desired_lo1/1000)+(fref/1000)) / (2*fref/1000);
lo1n=lo1/8;
lo1a=lo1-(lo1n*8);
s=rfin/1000/1000+1090;
if(optimize_vco) {
if(s>1890) sel=0;
else if(s>1720) sel=1;
else if(s>1530) sel=2;
else if(s>1370) sel=3;
else sel=4; // >1090
}
else {
if(s>1790) sel=0; // <1958
else if(s>1617) sel=1;
else if(s>1449) sel=2;
else if(s>1291) sel=3;
else sel=4; // >1090
}
*ret_sel=sel;
lo1freq=(lo1a+8*lo1n)*fref;
dprintk("mt2032: rfin=%d lo1=%d lo1n=%d lo1a=%d sel=%d, lo1freq=%d\n",
rfin,lo1,lo1n,lo1a,sel,lo1freq);
desired_lo2=lo1freq-rfin-if2;
lo2=(desired_lo2)/fref;
lo2n=lo2/8;
lo2a=lo2-(lo2n*8);
lo2num=((desired_lo2/1000)%(fref/1000))* 3780/(fref/1000); //scale to fit in 32bit arith
lo2freq=(lo2a+8*lo2n)*fref + lo2num*(fref/1000)/3780*1000;
dprintk("mt2032: rfin=%d lo2=%d lo2n=%d lo2a=%d num=%d lo2freq=%d\n",
rfin,lo2,lo2n,lo2a,lo2num,lo2freq);
if(lo1a<0 || lo1a>7 || lo1n<17 ||lo1n>48 || lo2a<0 ||lo2a >7 ||lo2n<17 || lo2n>30) {
printk("mt2032: frequency parameters out of range: %d %d %d %d\n",
lo1a, lo1n, lo2a,lo2n);
return(-1);
}
mt2032_spurcheck(lo1freq, desired_lo2, spectrum_from, spectrum_to);
// should recalculate lo1 (one step up/down)
// set up MT2032 register map for transfer over i2c
buf[0]=lo1n-1;
buf[1]=lo1a | (sel<<4);
buf[2]=0x86; // LOGC
buf[3]=0x0f; //reserved
buf[4]=0x1f;
buf[5]=(lo2n-1) | (lo2a<<5);
if(rfin >400*1000*1000)
buf[6]=0xe4;
else
buf[6]=0xf4; // set PKEN per rev 1.2
buf[7]=8+xogc;
buf[8]=0xc3; //reserved
buf[9]=0x4e; //reserved
buf[10]=0xec; //reserved
buf[11]=(lo2num&0xff);
buf[12]=(lo2num>>8) |0x80; // Lo2RST
return 0;
}
static int mt2032_check_lo_lock(struct i2c_client *c)
{
int try,lock=0;
unsigned char buf[2];
for(try=0;try<10;try++) {
buf[0]=0x0e;
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
dprintk("mt2032 Reg.E=0x%02x\n",buf[0]);
lock=buf[0] &0x06;
if (lock==6)
break;
dprintk("mt2032: pll wait 1ms for lock (0x%2x)\n",buf[0]);
udelay(1000);
}
return lock;
}
static int mt2032_optimize_vco(struct i2c_client *c,int sel,int lock)
{
unsigned char buf[2];
int tad1;
buf[0]=0x0f;
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
dprintk("mt2032 Reg.F=0x%02x\n",buf[0]);
tad1=buf[0]&0x07;
if(tad1 ==0) return lock;
if(tad1 ==1) return lock;
if(tad1==2) {
if(sel==0)
return lock;
else sel--;
}
else {
if(sel<4)
sel++;
else
return lock;
}
dprintk("mt2032 optimize_vco: sel=%d\n",sel);
buf[0]=0x0f;
buf[1]=sel;
i2c_master_send(c,buf,2);
lock=mt2032_check_lo_lock(c);
return lock;
}
static void mt2032_set_if_freq(struct i2c_client *c, unsigned int rfin,
unsigned int if1, unsigned int if2,
unsigned int from, unsigned int to)
{
unsigned char buf[21];
int lint_try,ret,sel,lock=0;
struct tuner *t = i2c_get_clientdata(c);
dprintk("mt2032_set_if_freq rfin=%d if1=%d if2=%d from=%d to=%d\n",rfin,if1,if2,from,to);
buf[0]=0;
ret=i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,21);
buf[0]=0;
ret=mt2032_compute_freq(rfin,if1,if2,from,to,&buf[1],&sel,t->xogc);
if (ret<0)
return;
// send only the relevant registers per Rev. 1.2
buf[0]=0;
ret=i2c_master_send(c,buf,4);
buf[5]=5;
ret=i2c_master_send(c,buf+5,4);
buf[11]=11;
ret=i2c_master_send(c,buf+11,3);
if(ret!=3)
printk("mt2032_set_if_freq failed with %d\n",ret);
// wait for PLLs to lock (per manual), retry LINT if not.
for(lint_try=0; lint_try<2; lint_try++) {
lock=mt2032_check_lo_lock(c);
if(optimize_vco)
lock=mt2032_optimize_vco(c,sel,lock);
if(lock==6) break;
printk("mt2032: re-init PLLs by LINT\n");
buf[0]=7;
buf[1]=0x80 +8+t->xogc; // set LINT to re-init PLLs
i2c_master_send(c,buf,2);
mdelay(10);
buf[1]=8+t->xogc;
i2c_master_send(c,buf,2);
}
if (lock!=6)
printk("MT2032 Fatal Error: PLLs didn't lock.\n");
buf[0]=2;
buf[1]=0x20; // LOGC for optimal phase noise
ret=i2c_master_send(c,buf,2);
if (ret!=2)
printk("mt2032_set_if_freq2 failed with %d\n",ret);
}
static void mt2032_set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2,from,to;
// signal bandwidth and picture carrier
if (t->std & V4L2_STD_525_60) {
// NTSC
from = 40750*1000;
to = 46750*1000;
if2 = 45750*1000;
} else {
// PAL
from = 32900*1000;
to = 39900*1000;
if2 = 38900*1000;
}
mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */,
1090*1000*1000, if2, from, to);
}
static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2 = t->radio_if2;
// per Manual for FM tuning: first if center freq. 1085 MHz
mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */,
1085*1000*1000,if2,if2,if2);
}
// Initalization as described in "MT203x Programming Procedures", Rev 1.2, Feb.2001
static int mt2032_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned char buf[21];
int ret,xogc,xok=0;
// Initialize Registers per spec.
buf[1]=2; // Index to register 2
buf[2]=0xff;
buf[3]=0x0f;
buf[4]=0x1f;
ret=i2c_master_send(c,buf+1,4);
buf[5]=6; // Index register 6
buf[6]=0xe4;
buf[7]=0x8f;
buf[8]=0xc3;
buf[9]=0x4e;
buf[10]=0xec;
ret=i2c_master_send(c,buf+5,6);
buf[12]=13; // Index register 13
buf[13]=0x32;
ret=i2c_master_send(c,buf+12,2);
// Adjust XOGC (register 7), wait for XOK
xogc=7;
do {
dprintk("mt2032: xogc = 0x%02x\n",xogc&0x07);
mdelay(10);
buf[0]=0x0e;
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
xok=buf[0]&0x01;
dprintk("mt2032: xok = 0x%02x\n",xok);
if (xok == 1) break;
xogc--;
dprintk("mt2032: xogc = 0x%02x\n",xogc&0x07);
if (xogc == 3) {
xogc=4; // min. 4 per spec
break;
}
buf[0]=0x07;
buf[1]=0x88 + xogc;
ret=i2c_master_send(c,buf,2);
if (ret!=2)
printk("mt2032_init failed with %d\n",ret);
} while (xok != 1 );
t->xogc=xogc;
t->tv_freq = mt2032_set_tv_freq;
t->radio_freq = mt2032_set_radio_freq;
return(1);
}
static void mt2050_set_antenna(struct i2c_client *c, unsigned char antenna)
{
unsigned char buf[2];
int ret;
buf[0] = 6;
buf[1] = antenna ? 0x11 : 0x10;
ret=i2c_master_send(c,buf,2);
dprintk("mt2050: enabled antenna connector %d\n", antenna);
}
static void mt2050_set_if_freq(struct i2c_client *c,unsigned int freq, unsigned int if2)
{
unsigned int if1=1218*1000*1000;
unsigned int f_lo1,f_lo2,lo1,lo2,f_lo1_modulo,f_lo2_modulo,num1,num2,div1a,div1b,div2a,div2b;
int ret;
unsigned char buf[6];
dprintk("mt2050_set_if_freq freq=%d if1=%d if2=%d\n",
freq,if1,if2);
f_lo1=freq+if1;
f_lo1=(f_lo1/1000000)*1000000;
f_lo2=f_lo1-freq-if2;
f_lo2=(f_lo2/50000)*50000;
lo1=f_lo1/4000000;
lo2=f_lo2/4000000;
f_lo1_modulo= f_lo1-(lo1*4000000);
f_lo2_modulo= f_lo2-(lo2*4000000);
num1=4*f_lo1_modulo/4000000;
num2=4096*(f_lo2_modulo/1000)/4000;
// todo spurchecks
div1a=(lo1/12)-1;
div1b=lo1-(div1a+1)*12;
div2a=(lo2/8)-1;
div2b=lo2-(div2a+1)*8;
if (debug > 1) {
printk("lo1 lo2 = %d %d\n", lo1, lo2);
printk("num1 num2 div1a div1b div2a div2b= %x %x %x %x %x %x\n",num1,num2,div1a,div1b,div2a,div2b);
}
buf[0]=1;
buf[1]= 4*div1b + num1;
if(freq<275*1000*1000) buf[1] = buf[1]|0x80;
buf[2]=div1a;
buf[3]=32*div2b + num2/256;
buf[4]=num2-(num2/256)*256;
buf[5]=div2a;
if(num2!=0) buf[5]=buf[5]|0x40;
if (debug > 1) {
int i;
printk("bufs is: ");
for(i=0;i<6;i++)
printk("%x ",buf[i]);
printk("\n");
}
ret=i2c_master_send(c,buf,6);
if (ret!=6)
printk("mt2050_set_if_freq failed with %d\n",ret);
}
static void mt2050_set_tv_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned int if2;
if (t->std & V4L2_STD_525_60) {
// NTSC
if2 = 45750*1000;
} else {
// PAL
if2 = 38900*1000;
}
if (V4L2_TUNER_DIGITAL_TV == t->mode) {
// testing for DVB ...
if2 = 36150*1000;
}
mt2050_set_if_freq(c, freq*62500, if2);
mt2050_set_antenna(c, tv_antenna);
}
static void mt2050_set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
int if2 = t->radio_if2;
mt2050_set_if_freq(c, freq*62500, if2);
mt2050_set_antenna(c, radio_antenna);
}
static int mt2050_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
unsigned char buf[2];
int ret;
buf[0]=6;
buf[1]=0x10;
ret=i2c_master_send(c,buf,2); // power
buf[0]=0x0f;
buf[1]=0x0f;
ret=i2c_master_send(c,buf,2); // m1lo
buf[0]=0x0d;
ret=i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,1);
dprintk("mt2050: sro is %x\n",buf[0]);
t->tv_freq = mt2050_set_tv_freq;
t->radio_freq = mt2050_set_radio_freq;
return 0;
}
static int microtune_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
char *name;
unsigned char buf[21];
int company_code;
memset(buf,0,sizeof(buf));
t->tv_freq = NULL;
t->radio_freq = NULL;
name = "unknown";
i2c_master_send(c,buf,1);
i2c_master_recv(c,buf,21);
if(debug) {
int i;
printk(KERN_DEBUG "tuner: MT2032 hexdump:\n");
for(i=0;i<21;i++) {
printk(" %02x",buf[i]);
if(((i+1)%8)==0) printk(" ");
if(((i+1)%16)==0) printk("\n ");
}
printk("\n ");
}
company_code = buf[0x11] << 8 | buf[0x12];
printk("tuner: microtune: companycode=%04x part=%02x rev=%02x\n",
company_code,buf[0x13],buf[0x14]);
#if 0
/* seems to cause more problems than it solves ... */
switch (company_code) {
case 0x30bf:
case 0x3cbf:
case 0x3dbf:
case 0x4d54:
case 0x8e81:
case 0x8e91:
/* ok (?) */
break;
default:
printk("tuner: microtune: unknown companycode\n");
return 0;
}
#endif
if (buf[0x13] < ARRAY_SIZE(microtune_part) &&
NULL != microtune_part[buf[0x13]])
name = microtune_part[buf[0x13]];
switch (buf[0x13]) {
case MT2032:
mt2032_init(c);
break;
case MT2050:
mt2050_init(c);
break;
default:
printk("tuner: microtune %s found, not (yet?) supported, sorry :-/\n",
name);
return 0;
}
printk("tuner: microtune %s found, OK\n",name);
return 0;
}
/* ---------------------------------------------------------------------- */
static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
{ {
struct tuner *t = i2c_get_clientdata(c); struct tuner *t = i2c_get_clientdata(c);
...@@ -853,13 +268,13 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) ...@@ -853,13 +268,13 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
tun = &tuners[t->type]; tun = &tuners[t->type];
if (freq < tun->thresh1) { if (freq < tun->thresh1) {
config = tun->VHF_L; config = tun->VHF_L;
dprintk("tv: VHF lowrange\n"); tuner_dbg("tv: VHF lowrange\n");
} else if (freq < tun->thresh2) { } else if (freq < tun->thresh2) {
config = tun->VHF_H; config = tun->VHF_H;
dprintk("tv: VHF high range\n"); tuner_dbg("tv: VHF high range\n");
} else { } else {
config = tun->UHF; config = tun->UHF;
dprintk("tv: UHF range\n"); tuner_dbg("tv: UHF range\n");
} }
...@@ -950,11 +365,11 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) ...@@ -950,11 +365,11 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
buffer[2] = tun->config; buffer[2] = tun->config;
buffer[3] = config; buffer[3] = config;
} }
dprintk("tuner: tv 0x%02x 0x%02x 0x%02x 0x%02x\n", tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
buffer[0],buffer[1],buffer[2],buffer[3]); buffer[0],buffer[1],buffer[2],buffer[3]);
if (4 != (rc = i2c_master_send(c,buffer,4))) if (4 != (rc = i2c_master_send(c,buffer,4)))
printk("tuner: i2c i/o error: rc == %d (should be 4)\n",rc); tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
if (t->type == TUNER_MICROTUNE_4042FI5) { if (t->type == TUNER_MICROTUNE_4042FI5) {
// FIXME - this may also work for other tuners // FIXME - this may also work for other tuners
...@@ -966,7 +381,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) ...@@ -966,7 +381,7 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
if (time_after(jiffies,timeout)) if (time_after(jiffies,timeout))
return; return;
if (1 != (rc = i2c_master_recv(c,&status_byte,1))) { if (1 != (rc = i2c_master_recv(c,&status_byte,1))) {
dprintk("tuner: i2c i/o read error: rc == %d (should be 1)\n",rc); tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc);
break; break;
} }
/* bit 6 is PLL locked indicator */ /* bit 6 is PLL locked indicator */
...@@ -981,11 +396,11 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) ...@@ -981,11 +396,11 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq)
buffer[1] = div & 0xff; buffer[1] = div & 0xff;
buffer[2] = tun->config; buffer[2] = tun->config;
buffer[3] = config; buffer[3] = config;
dprintk("tuner: tv 0x%02x 0x%02x 0x%02x 0x%02x\n", tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
buffer[0],buffer[1],buffer[2],buffer[3]); buffer[0],buffer[1],buffer[2],buffer[3]);
if (4 != (rc = i2c_master_send(c,buffer,4))) if (4 != (rc = i2c_master_send(c,buffer,4)))
dprintk("tuner: i2c i/o error: rc == %d (should be 4)\n",rc); tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
} }
} }
...@@ -1021,401 +436,28 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) ...@@ -1021,401 +436,28 @@ static void default_set_radio_freq(struct i2c_client *c, unsigned int freq)
buffer[0] = (div>>8) & 0x7f; buffer[0] = (div>>8) & 0x7f;
buffer[1] = div & 0xff; buffer[1] = div & 0xff;
dprintk("tuner: radio 0x%02x 0x%02x 0x%02x 0x%02x\n", tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
buffer[0],buffer[1],buffer[2],buffer[3]); buffer[0],buffer[1],buffer[2],buffer[3]);
if (4 != (rc = i2c_master_send(c,buffer,4))) if (4 != (rc = i2c_master_send(c,buffer,4)))
printk("tuner: i2c i/o error: rc == %d (should be 4)\n",rc); tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
} }
/* ---------------------------------------------------------------------- */ int default_tuner_init(struct i2c_client *c)
// Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
{ {
struct tuner *t = i2c_get_clientdata(c); struct tuner *t = i2c_get_clientdata(c);
if (t->type == UNSET) { tuner_info("type set to %d (%s)\n",
printk("tuner: tuner type not set\n"); t->type, tuners[t->type].name);
return;
}
if (NULL == t->tv_freq) {
printk("tuner: Huh? tv_set is NULL?\n");
return;
}
if (freq < tv_range[0]*16 || freq > tv_range[1]*16) {
/* FIXME: better do that chip-specific, but
right now we don't have that in the config
struct and this way is still better than no
check at all */
printk("tuner: TV freq (%d.%02d) out of range (%d-%d)\n",
freq/16,freq%16*100/16,tv_range[0],tv_range[1]);
return;
}
t->tv_freq(c,freq);
}
static void set_radio_freq(struct i2c_client *c, unsigned int freq)
{
struct tuner *t = i2c_get_clientdata(c);
if (t->type == UNSET) {
printk("tuner: tuner type not set\n");
return;
}
if (NULL == t->radio_freq) {
printk("tuner: no radio tuning for this one, sorry.\n");
return;
}
if (freq < radio_range[0]*16 || freq > radio_range[1]*16) {
printk("tuner: radio freq (%d.%02d) out of range (%d-%d)\n",
freq/16,freq%16*100/16,
radio_range[0],radio_range[1]);
return;
}
t->radio_freq(c,freq);
}
static void set_freq(struct i2c_client *c, unsigned long freq)
{
struct tuner *t = i2c_get_clientdata(c);
switch (t->mode) {
case V4L2_TUNER_RADIO:
dprintk("tuner: radio freq set to %lu.%02lu\n",
freq/16,freq%16*100/16);
set_radio_freq(c,freq);
break;
case V4L2_TUNER_ANALOG_TV:
case V4L2_TUNER_DIGITAL_TV:
dprintk("tuner: tv freq set to %lu.%02lu\n",
freq/16,freq%16*100/16);
set_tv_freq(c, freq);
break;
}
t->freq = freq;
}
static void set_type(struct i2c_client *c, unsigned int type, char *source)
{
struct tuner *t = i2c_get_clientdata(c);
if (t->type != UNSET && t->type != TUNER_ABSENT) {
if (t->type != type)
printk("tuner: type already set to %d, "
"ignoring request for %d\n", t->type, type);
return;
}
if (type >= TUNERS)
return;
t->type = type;
printk("tuner: type set to %d (%s) by %s\n",
t->type,tuners[t->type].name, source);
strlcpy(c->name, tuners[t->type].name, sizeof(c->name)); strlcpy(c->name, tuners[t->type].name, sizeof(c->name));
switch (t->type) { t->tv_freq = default_set_tv_freq;
case TUNER_MT2032: t->radio_freq = default_set_radio_freq;
microtune_init(c); t->has_signal = tuner_signal;
break; t->is_stereo = tuner_stereo;
default:
t->tv_freq = default_set_tv_freq;
t->radio_freq = default_set_radio_freq;
break;
}
}
static char pal[] = "-";
module_param_string(pal, pal, 0644, sizeof(pal));
static int tuner_fixup_std(struct tuner *t)
{
if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) {
/* get more precise norm info from insmod option */
switch (pal[0]) {
case 'b':
case 'B':
case 'g':
case 'G':
dprintk("insmod fixup: PAL => PAL-BG\n");
t->std = V4L2_STD_PAL_BG;
break;
case 'i':
case 'I':
dprintk("insmod fixup: PAL => PAL-I\n");
t->std = V4L2_STD_PAL_I;
break;
case 'd':
case 'D':
case 'k':
case 'K':
dprintk("insmod fixup: PAL => PAL-DK\n");
t->std = V4L2_STD_PAL_DK;
break;
}
}
return 0; return 0;
} }
/* ---------------------------------------------------------------------- */
static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
{
struct tuner *t;
struct i2c_client *client;
if (this_adap > 0)
return -1;
this_adap++;
client_template.adapter = adap;
client_template.addr = addr;
printk("tuner: chip found at addr 0x%x i2c-bus %s\n",
addr<<1, adap->name);
if (NULL == (client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL)))
return -ENOMEM;
memcpy(client,&client_template,sizeof(struct i2c_client));
t = kmalloc(sizeof(struct tuner),GFP_KERNEL);
if (NULL == t) {
kfree(client);
return -ENOMEM;
}
memset(t,0,sizeof(struct tuner));
i2c_set_clientdata(client, t);
t->type = UNSET;
t->radio_if2 = 10700*1000; // 10.7MHz - FM radio
i2c_attach_client(client);
if (type < TUNERS) {
set_type(client, type, "insmod option");
printk("tuner: The type=<n> insmod option will go away soon.\n");
printk("tuner: Please use the tuner=<n> option provided by\n");
printk("tuner: tv aard core driver (bttv, saa7134, ...) instead.\n");
}
return 0;
}
static int tuner_probe(struct i2c_adapter *adap)
{
if (0 != addr) {
normal_i2c_range[0] = addr;
normal_i2c_range[1] = addr;
}
this_adap = 0;
#ifdef I2C_CLASS_TV_ANALOG
if (adap->class & I2C_CLASS_TV_ANALOG)
return i2c_probe(adap, &addr_data, tuner_attach);
#else
switch (adap->id) {
case I2C_ALGO_BIT | I2C_HW_SMBUS_VOODOO3:
case I2C_ALGO_BIT | I2C_HW_B_BT848:
case I2C_ALGO_BIT | I2C_HW_B_RIVA:
case I2C_ALGO_SAA7134:
case I2C_ALGO_SAA7146:
return i2c_probe(adap, &addr_data, tuner_attach);
break;
}
#endif
return 0;
}
static int tuner_detach(struct i2c_client *client)
{
struct tuner *t = i2c_get_clientdata(client);
i2c_detach_client(client);
kfree(t);
kfree(client);
return 0;
}
#define SWITCH_V4L2 if (!t->using_v4l2 && debug) \
printk("tuner: switching to v4l2\n"); \
t->using_v4l2 = 1;
#define CHECK_V4L2 if (t->using_v4l2) { if (debug) \
printk("tuner: ignore v4l1 call\n"); \
return 0; }
static int
tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
{
struct tuner *t = i2c_get_clientdata(client);
unsigned int *iarg = (int*)arg;
switch (cmd) {
/* --- configuration --- */
case TUNER_SET_TYPE:
set_type(client,*iarg,client->adapter->name);
break;
case AUDC_SET_RADIO:
if (V4L2_TUNER_RADIO != t->mode) {
set_tv_freq(client,400 * 16);
t->mode = V4L2_TUNER_RADIO;
}
break;
case AUDC_CONFIG_PINNACLE:
switch (*iarg) {
case 2:
dprintk("tuner: pinnacle pal\n");
t->radio_if2 = 33300 * 1000;
break;
case 3:
dprintk("tuner: pinnacle ntsc\n");
t->radio_if2 = 41300 * 1000;
break;
}
break;
/* --- v4l ioctls --- */
/* take care: bttv does userspace copying, we'll get a
kernel pointer here... */
case VIDIOCSCHAN:
{
static const v4l2_std_id map[] = {
[ VIDEO_MODE_PAL ] = V4L2_STD_PAL,
[ VIDEO_MODE_NTSC ] = V4L2_STD_NTSC_M,
[ VIDEO_MODE_SECAM ] = V4L2_STD_SECAM,
[ 4 /* bttv */ ] = V4L2_STD_PAL_M,
[ 5 /* bttv */ ] = V4L2_STD_PAL_N,
[ 6 /* bttv */ ] = V4L2_STD_NTSC_M_JP,
};
struct video_channel *vc = arg;
CHECK_V4L2;
t->mode = V4L2_TUNER_ANALOG_TV;
if (vc->norm < ARRAY_SIZE(map))
t->std = map[vc->norm];
tuner_fixup_std(t);
if (t->freq)
set_tv_freq(client,t->freq);
return 0;
}
case VIDIOCSFREQ:
{
unsigned long *v = arg;
CHECK_V4L2;
set_freq(client,*v);
return 0;
}
case VIDIOCGTUNER:
{
struct video_tuner *vt = arg;
CHECK_V4L2;
if (V4L2_TUNER_RADIO == t->mode)
vt->signal = tuner_signal(client);
return 0;
}
case VIDIOCGAUDIO:
{
struct video_audio *va = arg;
CHECK_V4L2;
if (V4L2_TUNER_RADIO == t->mode)
va->mode = (tuner_stereo(client) ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO);
return 0;
}
case VIDIOC_S_STD:
{
v4l2_std_id *id = arg;
SWITCH_V4L2;
t->mode = V4L2_TUNER_ANALOG_TV;
t->std = *id;
tuner_fixup_std(t);
if (t->freq)
set_freq(client,t->freq);
break;
}
case VIDIOC_S_FREQUENCY:
{
struct v4l2_frequency *f = arg;
SWITCH_V4L2;
if (V4L2_TUNER_RADIO == f->type &&
V4L2_TUNER_RADIO != t->mode)
set_tv_freq(client,400*16);
t->mode = f->type;
t->freq = f->frequency;
set_freq(client,t->freq);
break;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *tuner = arg;
SWITCH_V4L2;
if (V4L2_TUNER_RADIO == t->mode)
tuner->signal = tuner_signal(client);
break;
}
default:
/* nothing */
break;
}
return 0;
}
static int tuner_suspend(struct device * dev, u32 state, u32 level)
{
dprintk("tuner: suspend\n");
/* FIXME: power down ??? */
return 0;
}
static int tuner_resume(struct device * dev, u32 level)
{
struct i2c_client *c = container_of(dev, struct i2c_client, dev);
struct tuner *t = i2c_get_clientdata(c);
dprintk("tuner: resume\n");
if (t->freq)
set_freq(c,t->freq);
return 0;
}
/* ----------------------------------------------------------------------- */
static struct i2c_driver driver = {
.owner = THIS_MODULE,
.name = "i2c TV tuner driver",
.id = I2C_DRIVERID_TUNER,
.flags = I2C_DF_NOTIFY,
.attach_adapter = tuner_probe,
.detach_client = tuner_detach,
.command = tuner_command,
.driver = {
.suspend = tuner_suspend,
.resume = tuner_resume,
},
};
static struct i2c_client client_template =
{
I2C_DEVNAME("(tuner unset)"),
.flags = I2C_CLIENT_ALLOW_USE,
.driver = &driver,
};
static int __init tuner_init_module(void)
{
return i2c_add_driver(&driver);
}
static void __exit tuner_cleanup_module(void)
{
i2c_del_driver(&driver);
}
module_init(tuner_init_module);
module_exit(tuner_cleanup_module);
/* /*
* Overrides for Emacs so that we follow Linus's tabbing style. * Overrides for Emacs so that we follow Linus's tabbing style.
* --------------------------------------------------------------------------- * ---------------------------------------------------------------------------
......
drivers/media/video/tveeprom.c
View file @ 7a23550f
...@@ -34,6 +34,7 @@ ...@@ -34,6 +34,7 @@
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/types.h> #include <linux/types.h>
#include <linux/videodev.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <media/tuner.h> #include <media/tuner.h>
......
include/media/tuner.h
View file @ 7a23550f
...@@ -29,55 +29,70 @@ ...@@ -29,55 +29,70 @@
#define TUNER_PHILIPS_PAL_I 1 #define TUNER_PHILIPS_PAL_I 1
#define TUNER_PHILIPS_NTSC 2 #define TUNER_PHILIPS_NTSC 2
#define TUNER_PHILIPS_SECAM 3 /* you must actively select B/G, L, L` */ #define TUNER_PHILIPS_SECAM 3 /* you must actively select B/G, L, L` */
#define TUNER_ABSENT 4 #define TUNER_ABSENT 4
#define TUNER_PHILIPS_PAL 5 #define TUNER_PHILIPS_PAL 5
#define TUNER_TEMIC_NTSC 6 /* 4032 FY5 (3X 7004, 9498, 9789) */ #define TUNER_TEMIC_NTSC 6 /* 4032 FY5 (3X 7004, 9498, 9789) */
#define TUNER_TEMIC_PAL_I 7 /* 4062 FY5 (3X 8501, 9957) */ #define TUNER_TEMIC_PAL_I 7 /* 4062 FY5 (3X 8501, 9957) */
#define TUNER_TEMIC_4036FY5_NTSC 8 /* 4036 FY5 (3X 1223, 1981, 7686) */ #define TUNER_TEMIC_4036FY5_NTSC 8 /* 4036 FY5 (3X 1223, 1981, 7686) */
#define TUNER_ALPS_TSBH1_NTSC 9 #define TUNER_ALPS_TSBH1_NTSC 9
#define TUNER_ALPS_TSBE1_PAL 10 #define TUNER_ALPS_TSBE1_PAL 10
#define TUNER_ALPS_TSBB5_PAL_I 11 #define TUNER_ALPS_TSBB5_PAL_I 11
#define TUNER_ALPS_TSBE5_PAL 12 #define TUNER_ALPS_TSBE5_PAL 12
#define TUNER_ALPS_TSBC5_PAL 13 #define TUNER_ALPS_TSBC5_PAL 13
#define TUNER_TEMIC_4006FH5_PAL 14 /* 4006 FH5 (3X 9500, 9501, 7291) */ #define TUNER_TEMIC_4006FH5_PAL 14 /* 4006 FH5 (3X 9500, 9501, 7291) */
#define TUNER_ALPS_TSHC6_NTSC 15 #define TUNER_ALPS_TSHC6_NTSC 15
#define TUNER_TEMIC_PAL_DK 16 /* 4016 FY5 (3X 1392, 1393) */ #define TUNER_TEMIC_PAL_DK 16 /* 4016 FY5 (3X 1392, 1393) */
#define TUNER_PHILIPS_NTSC_M 17 #define TUNER_PHILIPS_NTSC_M 17
#define TUNER_TEMIC_4066FY5_PAL_I 18 /* 4066 FY5 (3X 7032, 7035) */ #define TUNER_TEMIC_4066FY5_PAL_I 18 /* 4066 FY5 (3X 7032, 7035) */
#define TUNER_TEMIC_4006FN5_MULTI_PAL 19 /* B/G, I and D/K autodetected (3X 7595, 7606, 7657)*/ #define TUNER_TEMIC_4006FN5_MULTI_PAL 19 /* B/G, I and D/K autodetected (3X 7595, 7606, 7657)*/
#define TUNER_TEMIC_4009FR5_PAL 20 /* incl. FM radio (3X 7607, 7488, 7711)*/ #define TUNER_TEMIC_4009FR5_PAL 20 /* incl. FM radio (3X 7607, 7488, 7711)*/
#define TUNER_TEMIC_4039FR5_NTSC 21 /* incl. FM radio (3X 7246, 7578, 7732)*/ #define TUNER_TEMIC_4039FR5_NTSC 21 /* incl. FM radio (3X 7246, 7578, 7732)*/
#define TUNER_TEMIC_4046FM5 22 /* you must actively select B/G, D/K, I, L, L` ! (3X 7804, 7806, 8103, 8104)*/ #define TUNER_TEMIC_4046FM5 22 /* you must actively select B/G, D/K, I, L, L` ! (3X 7804, 7806, 8103, 8104)*/
#define TUNER_PHILIPS_PAL_DK 23 #define TUNER_PHILIPS_PAL_DK 23
#define TUNER_PHILIPS_FQ1216ME 24 /* you must actively select B/G/D/K, I, L, L` */ #define TUNER_PHILIPS_FQ1216ME 24 /* you must actively select B/G/D/K, I, L, L` */
#define TUNER_LG_PAL_I_FM 25 #define TUNER_LG_PAL_I_FM 25
#define TUNER_LG_PAL_I 26 #define TUNER_LG_PAL_I 26
#define TUNER_LG_NTSC_FM 27 #define TUNER_LG_NTSC_FM 27
#define TUNER_LG_PAL_FM 28 #define TUNER_LG_PAL_FM 28
#define TUNER_LG_PAL 29 #define TUNER_LG_PAL 29
#define TUNER_TEMIC_4009FN5_MULTI_PAL_FM 30 /* B/G, I and D/K autodetected (3X 8155, 8160, 8163)*/ #define TUNER_TEMIC_4009FN5_MULTI_PAL_FM 30 /* B/G, I and D/K autodetected (3X 8155, 8160, 8163)*/
#define TUNER_SHARP_2U5JF5540_NTSC 31 #define TUNER_SHARP_2U5JF5540_NTSC 31
#define TUNER_Samsung_PAL_TCPM9091PD27 32 #define TUNER_Samsung_PAL_TCPM9091PD27 32
#define TUNER_MT2032 33 #define TUNER_MT2032 33
#define TUNER_TEMIC_4106FH5 34 /* 4106 FH5 (3X 7808, 7865)*/ #define TUNER_TEMIC_4106FH5 34 /* 4106 FH5 (3X 7808, 7865)*/
#define TUNER_TEMIC_4012FY5 35 /* 4012 FY5 (3X 0971, 1099)*/ #define TUNER_TEMIC_4012FY5 35 /* 4012 FY5 (3X 0971, 1099)*/
#define TUNER_TEMIC_4136FY5 36 /* 4136 FY5 (3X 7708, 7746)*/ #define TUNER_TEMIC_4136FY5 36 /* 4136 FY5 (3X 7708, 7746)*/
#define TUNER_LG_PAL_NEW_TAPC 37 #define TUNER_LG_PAL_NEW_TAPC 37
#define TUNER_PHILIPS_FM1216ME_MK3 38 #define TUNER_PHILIPS_FM1216ME_MK3 38
#define TUNER_LG_NTSC_NEW_TAPC 39 #define TUNER_LG_NTSC_NEW_TAPC 39
#define TUNER_HITACHI_NTSC 40 #define TUNER_HITACHI_NTSC 40
#define TUNER_PHILIPS_PAL_MK 41 #define TUNER_PHILIPS_PAL_MK 41
#define TUNER_PHILIPS_ATSC 42 #define TUNER_PHILIPS_ATSC 42
#define TUNER_PHILIPS_FM1236_MK3 43 #define TUNER_PHILIPS_FM1236_MK3 43
#define TUNER_PHILIPS_4IN1 44 /* ATI TV Wonder Pro - Conexant */ #define TUNER_PHILIPS_4IN1 44 /* ATI TV Wonder Pro - Conexant */
/* Microtune mergeged with Temic 12/31/1999 partially financed by Alps - these may be similar to Temic */ /* Microtune mergeged with Temic 12/31/1999 partially financed by Alps - these may be similar to Temic */
#define TUNER_MICROTUNE_4049FM5 45 #define TUNER_MICROTUNE_4049FM5 45
#define TUNER_LG_NTSC_TAPE 47 #define TUNER_LG_NTSC_TAPE 47
#define TUNER_TNF_8831BGFF 48 #define TUNER_TNF_8831BGFF 48
#define TUNER_MICROTUNE_4042FI5 49 /* FusionHDTV 3 Gold - 4042 FI5 (3X 8147) */ #define TUNER_MICROTUNE_4042FI5 49 /* FusionHDTV 3 Gold - 4042 FI5 (3X 8147) */
#define TUNER_TCL_2002N 50 #define TUNER_TCL_2002N 50
#define TUNER_PHILIPS_FM1256_IH3 51 #define TUNER_PHILIPS_FM1256_IH3 51
#define TUNER_THOMSON_DTT7610 52 #define TUNER_THOMSON_DTT7610 52
#define TUNER_PHILIPS_FQ1286 53
#define TUNER_PHILIPS_TDA8290 54
#define NOTUNER 0 #define NOTUNER 0
#define PAL 1 /* PAL_BG */ #define PAL 1 /* PAL_BG */
...@@ -102,10 +117,6 @@ ...@@ -102,10 +117,6 @@
#define TUNER_SET_TYPE _IOW('t',1,int) /* set tuner type */ #define TUNER_SET_TYPE _IOW('t',1,int) /* set tuner type */
#define TUNER_SET_TVFREQ _IOW('t',2,int) /* set tv freq */ #define TUNER_SET_TVFREQ _IOW('t',2,int) /* set tv freq */
#if 0 /* obsolete */
# define TUNER_SET_RADIOFREQ _IOW('t',3,int) /* set radio freq */
# define TUNER_SET_MODE _IOW('t',4,int) /* set tuner mode */
#endif
#define TDA9887_SET_CONFIG _IOW('t',5,int) #define TDA9887_SET_CONFIG _IOW('t',5,int)
/* tv card specific */ /* tv card specific */
...@@ -123,4 +134,62 @@ ...@@ -123,4 +134,62 @@
# define TDA9887_DEEMPHASIS_75 (3<<16) # define TDA9887_DEEMPHASIS_75 (3<<16)
# define TDA9887_AUTOMUTE (1<<18) # define TDA9887_AUTOMUTE (1<<18)
#ifdef __KERNEL__
#define I2C_ADDR_TDA8290 0x4b
#define I2C_ADDR_TDA8275 0x61
struct tuner {
/* device */
struct i2c_client i2c;
/* state + config */
unsigned int initialized;
unsigned int type; /* chip type */
unsigned int freq; /* keep track of the current settings */
v4l2_std_id std;
int using_v4l2;
enum v4l2_tuner_type mode;
unsigned int input;
/* used by MT2032 */
unsigned int xogc;
unsigned int radio_if2;
/* used by tda8290 */
unsigned char i2c_easy_mode[2];
unsigned char i2c_set_freq[8];
/* function ptrs */
void (*tv_freq)(struct i2c_client *c, unsigned int freq);
void (*radio_freq)(struct i2c_client *c, unsigned int freq);
int (*has_signal)(struct i2c_client *c);
int (*is_stereo)(struct i2c_client *c);
};
extern unsigned int tuner_debug;
extern unsigned const int tuner_count;
extern int microtune_init(struct i2c_client *c);
extern int tda8290_init(struct i2c_client *c);
extern int default_tuner_init(struct i2c_client *c);
#define tuner_warn(fmt, arg...) \
dev_printk(KERN_WARNING , &t->i2c.dev , fmt , ## arg)
#define tuner_info(fmt, arg...) \
dev_printk(KERN_INFO , &t->i2c.dev , fmt , ## arg)
#define tuner_dbg(fmt, arg...) \
if (tuner_debug) dev_printk(KERN_DEBUG , &t->i2c.dev , fmt , ## arg)
#endif /* __KERNEL__ */
#endif #endif
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
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