OpenCloudOS-Kernel/drivers/media/video/saa7134/saa7134-dvb.c

628 lines
18 KiB
C

/*
* $Id: saa7134-dvb.c,v 1.23 2005/07/24 22:12:47 mkrufky Exp $
*
* (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
*
* Extended 3 / 2005 by Hartmut Hackmann to support various
* cards with the tda10046 DVB-T channel decoder
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/init.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/kthread.h>
#include <linux/suspend.h>
#include <linux/config.h>
#include "saa7134-reg.h"
#include "saa7134.h"
#ifdef HAVE_MT352
# include "mt352.h"
# include "mt352_priv.h" /* FIXME */
#endif
#ifdef HAVE_TDA1004X
# include "tda1004x.h"
#endif
MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
MODULE_LICENSE("GPL");
static unsigned int antenna_pwr = 0;
module_param(antenna_pwr, int, 0444);
MODULE_PARM_DESC(antenna_pwr,"enable antenna power (Pinnacle 300i)");
/* ------------------------------------------------------------------ */
#ifdef HAVE_MT352
static int pinnacle_antenna_pwr(struct saa7134_dev *dev, int on)
{
u32 ok;
if (!on) {
saa_setl(SAA7134_GPIO_GPMODE0 >> 2, (1 << 26));
saa_clearl(SAA7134_GPIO_GPSTATUS0 >> 2, (1 << 26));
return 0;
}
saa_setl(SAA7134_GPIO_GPMODE0 >> 2, (1 << 26));
saa_setl(SAA7134_GPIO_GPSTATUS0 >> 2, (1 << 26));
udelay(10);
saa_setl(SAA7134_GPIO_GPMODE0 >> 2, (1 << 28));
saa_clearl(SAA7134_GPIO_GPSTATUS0 >> 2, (1 << 28));
udelay(10);
saa_setl(SAA7134_GPIO_GPSTATUS0 >> 2, (1 << 28));
udelay(10);
ok = saa_readl(SAA7134_GPIO_GPSTATUS0) & (1 << 27);
printk("%s: %s %s\n", dev->name, __FUNCTION__,
ok ? "on" : "off");
if (!ok)
saa_clearl(SAA7134_GPIO_GPSTATUS0 >> 2, (1 << 26));
return ok;
}
static int mt352_pinnacle_init(struct dvb_frontend* fe)
{
static u8 clock_config [] = { CLOCK_CTL, 0x3d, 0x28 };
static u8 reset [] = { RESET, 0x80 };
static u8 adc_ctl_1_cfg [] = { ADC_CTL_1, 0x40 };
static u8 agc_cfg [] = { AGC_TARGET, 0x28, 0xa0 };
static u8 capt_range_cfg[] = { CAPT_RANGE, 0x31 };
static u8 fsm_ctl_cfg[] = { 0x7b, 0x04 };
static u8 gpp_ctl_cfg [] = { GPP_CTL, 0x0f };
static u8 scan_ctl_cfg [] = { SCAN_CTL, 0x0d };
static u8 irq_cfg [] = { INTERRUPT_EN_0, 0x00, 0x00, 0x00, 0x00 };
struct saa7134_dev *dev= fe->dvb->priv;
printk("%s: %s called\n",dev->name,__FUNCTION__);
mt352_write(fe, clock_config, sizeof(clock_config));
udelay(200);
mt352_write(fe, reset, sizeof(reset));
mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
mt352_write(fe, agc_cfg, sizeof(agc_cfg));
mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
mt352_write(fe, gpp_ctl_cfg, sizeof(gpp_ctl_cfg));
mt352_write(fe, fsm_ctl_cfg, sizeof(fsm_ctl_cfg));
mt352_write(fe, scan_ctl_cfg, sizeof(scan_ctl_cfg));
mt352_write(fe, irq_cfg, sizeof(irq_cfg));
return 0;
}
static int mt352_pinnacle_pll_set(struct dvb_frontend* fe,
struct dvb_frontend_parameters* params,
u8* pllbuf)
{
static int on = TDA9887_PRESENT | TDA9887_PORT2_INACTIVE;
static int off = TDA9887_PRESENT | TDA9887_PORT2_ACTIVE;
struct saa7134_dev *dev = fe->dvb->priv;
struct v4l2_frequency f;
/* set frequency (mt2050) */
f.tuner = 0;
f.type = V4L2_TUNER_DIGITAL_TV;
f.frequency = params->frequency / 1000 * 16 / 1000;
saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&on);
saa7134_i2c_call_clients(dev,VIDIOC_S_FREQUENCY,&f);
saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&off);
pinnacle_antenna_pwr(dev, antenna_pwr);
/* mt352 setup */
mt352_pinnacle_init(fe);
pllbuf[0] = 0xc2;
pllbuf[1] = 0x00;
pllbuf[2] = 0x00;
pllbuf[3] = 0x80;
pllbuf[4] = 0x00;
return 0;
}
static struct mt352_config pinnacle_300i = {
.demod_address = 0x3c >> 1,
.adc_clock = 20333,
.if2 = 36150,
.no_tuner = 1,
.demod_init = mt352_pinnacle_init,
.pll_set = mt352_pinnacle_pll_set,
};
#endif
/* ------------------------------------------------------------------ */
#ifdef HAVE_TDA1004X
static int philips_tu1216_pll_init(struct dvb_frontend *fe)
{
struct saa7134_dev *dev = fe->dvb->priv;
static u8 tu1216_init[] = { 0x0b, 0xf5, 0x85, 0xab };
struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tu1216_init,.len = sizeof(tu1216_init) };
/* setup PLL configuration */
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
return -EIO;
msleep(1);
return 0;
}
static int philips_tu1216_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{
struct saa7134_dev *dev = fe->dvb->priv;
u8 tuner_buf[4];
struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,.len =
sizeof(tuner_buf) };
int tuner_frequency = 0;
u8 band, cp, filter;
/* determine charge pump */
tuner_frequency = params->frequency + 36166000;
if (tuner_frequency < 87000000)
return -EINVAL;
else if (tuner_frequency < 130000000)
cp = 3;
else if (tuner_frequency < 160000000)
cp = 5;
else if (tuner_frequency < 200000000)
cp = 6;
else if (tuner_frequency < 290000000)
cp = 3;
else if (tuner_frequency < 420000000)
cp = 5;
else if (tuner_frequency < 480000000)
cp = 6;
else if (tuner_frequency < 620000000)
cp = 3;
else if (tuner_frequency < 830000000)
cp = 5;
else if (tuner_frequency < 895000000)
cp = 7;
else
return -EINVAL;
/* determine band */
if (params->frequency < 49000000)
return -EINVAL;
else if (params->frequency < 161000000)
band = 1;
else if (params->frequency < 444000000)
band = 2;
else if (params->frequency < 861000000)
band = 4;
else
return -EINVAL;
/* setup PLL filter */
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
filter = 0;
break;
case BANDWIDTH_7_MHZ:
filter = 0;
break;
case BANDWIDTH_8_MHZ:
filter = 1;
break;
default:
return -EINVAL;
}
/* calculate divisor
* ((36166000+((1000000/6)/2)) + Finput)/(1000000/6)
*/
tuner_frequency = (((params->frequency / 1000) * 6) + 217496) / 1000;
/* setup tuner buffer */
tuner_buf[0] = (tuner_frequency >> 8) & 0x7f;
tuner_buf[1] = tuner_frequency & 0xff;
tuner_buf[2] = 0xca;
tuner_buf[3] = (cp << 5) | (filter << 3) | band;
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
return -EIO;
msleep(1);
return 0;
}
static int philips_tu1216_request_firmware(struct dvb_frontend *fe,
const struct firmware **fw, char *name)
{
struct saa7134_dev *dev = fe->dvb->priv;
return request_firmware(fw, name, &dev->pci->dev);
}
static struct tda1004x_config philips_tu1216_config = {
.demod_address = 0x8,
.invert = 1,
.invert_oclk = 1,
.xtal_freq = TDA10046_XTAL_4M,
.agc_config = TDA10046_AGC_DEFAULT,
.if_freq = TDA10046_FREQ_3617,
.pll_init = philips_tu1216_pll_init,
.pll_set = philips_tu1216_pll_set,
.pll_sleep = NULL,
.request_firmware = philips_tu1216_request_firmware,
};
/* ------------------------------------------------------------------ */
static int philips_fmd1216_pll_init(struct dvb_frontend *fe)
{
struct saa7134_dev *dev = fe->dvb->priv;
/* this message is to set up ATC and ALC */
static u8 fmd1216_init[] = { 0x0b, 0xdc, 0x9c, 0xa0 };
struct i2c_msg tuner_msg = {.addr = 0x61,.flags = 0,.buf = fmd1216_init,.len = sizeof(fmd1216_init) };
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
return -EIO;
msleep(1);
return 0;
}
static void philips_fmd1216_analog(struct dvb_frontend *fe)
{
struct saa7134_dev *dev = fe->dvb->priv;
/* this message actually turns the tuner back to analog mode */
static u8 fmd1216_init[] = { 0x0b, 0xdc, 0x9c, 0x60 };
struct i2c_msg tuner_msg = {.addr = 0x61,.flags = 0,.buf = fmd1216_init,.len = sizeof(fmd1216_init) };
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
msleep(1);
fmd1216_init[2] = 0x86;
fmd1216_init[3] = 0x54;
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
msleep(1);
}
static int philips_fmd1216_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{
struct saa7134_dev *dev = fe->dvb->priv;
u8 tuner_buf[4];
struct i2c_msg tuner_msg = {.addr = 0x61,.flags = 0,.buf = tuner_buf,.len =
sizeof(tuner_buf) };
int tuner_frequency = 0;
int divider = 0;
u8 band, mode, cp;
/* determine charge pump */
tuner_frequency = params->frequency + 36130000;
if (tuner_frequency < 87000000)
return -EINVAL;
/* low band */
else if (tuner_frequency < 180000000) {
band = 1;
mode = 7;
cp = 0;
} else if (tuner_frequency < 195000000) {
band = 1;
mode = 6;
cp = 1;
/* mid band */
} else if (tuner_frequency < 366000000) {
if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
band = 10;
} else {
band = 2;
}
mode = 7;
cp = 0;
} else if (tuner_frequency < 478000000) {
if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
band = 10;
} else {
band = 2;
}
mode = 6;
cp = 1;
/* high band */
} else if (tuner_frequency < 662000000) {
if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
band = 12;
} else {
band = 4;
}
mode = 7;
cp = 0;
} else if (tuner_frequency < 840000000) {
if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
band = 12;
} else {
band = 4;
}
mode = 6;
cp = 1;
} else {
if (params->u.ofdm.bandwidth == BANDWIDTH_8_MHZ) {
band = 12;
} else {
band = 4;
}
mode = 7;
cp = 1;
}
/* calculate divisor */
/* ((36166000 + Finput) / 166666) rounded! */
divider = (tuner_frequency + 83333) / 166667;
/* setup tuner buffer */
tuner_buf[0] = (divider >> 8) & 0x7f;
tuner_buf[1] = divider & 0xff;
tuner_buf[2] = 0x80 | (cp << 6) | (mode << 3) | 4;
tuner_buf[3] = 0x40 | band;
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
return -EIO;
return 0;
}
#ifdef HAVE_TDA1004X
static struct tda1004x_config medion_cardbus = {
.demod_address = 0x08,
.invert = 1,
.invert_oclk = 0,
.xtal_freq = TDA10046_XTAL_16M,
.agc_config = TDA10046_AGC_IFO_AUTO_NEG,
.if_freq = TDA10046_FREQ_3613,
.pll_init = philips_fmd1216_pll_init,
.pll_set = philips_fmd1216_pll_set,
.pll_sleep = philips_fmd1216_analog,
.request_firmware = NULL,
};
#endif
/* ------------------------------------------------------------------ */
struct tda827x_data {
u32 lomax;
u8 spd;
u8 bs;
u8 bp;
u8 cp;
u8 gc3;
u8 div1p5;
};
static struct tda827x_data tda827x_dvbt[] = {
{ .lomax = 62000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
{ .lomax = 66000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 1},
{ .lomax = 76000000, .spd = 3, .bs = 1, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
{ .lomax = 84000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 3, .div1p5 = 0},
{ .lomax = 93000000, .spd = 3, .bs = 2, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 98000000, .spd = 3, .bs = 3, .bp = 0, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 109000000, .spd = 3, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 123000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
{ .lomax = 133000000, .spd = 2, .bs = 3, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 1},
{ .lomax = 151000000, .spd = 2, .bs = 1, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 154000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 181000000, .spd = 2, .bs = 2, .bp = 1, .cp = 0, .gc3 = 0, .div1p5 = 0},
{ .lomax = 185000000, .spd = 2, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 217000000, .spd = 2, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 244000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
{ .lomax = 265000000, .spd = 1, .bs = 3, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 1},
{ .lomax = 302000000, .spd = 1, .bs = 1, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 324000000, .spd = 1, .bs = 2, .bp = 2, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 370000000, .spd = 1, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 454000000, .spd = 1, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 493000000, .spd = 0, .bs = 2, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
{ .lomax = 530000000, .spd = 0, .bs = 3, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 1},
{ .lomax = 554000000, .spd = 0, .bs = 1, .bp = 3, .cp = 0, .gc3 = 1, .div1p5 = 0},
{ .lomax = 604000000, .spd = 0, .bs = 1, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
{ .lomax = 696000000, .spd = 0, .bs = 2, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
{ .lomax = 740000000, .spd = 0, .bs = 2, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
{ .lomax = 820000000, .spd = 0, .bs = 3, .bp = 4, .cp = 0, .gc3 = 0, .div1p5 = 0},
{ .lomax = 865000000, .spd = 0, .bs = 3, .bp = 4, .cp = 1, .gc3 = 0, .div1p5 = 0},
{ .lomax = 0, .spd = 0, .bs = 0, .bp = 0, .cp = 0, .gc3 = 0, .div1p5 = 0}
};
static int philips_tda827x_pll_init(struct dvb_frontend *fe)
{
return 0;
}
static int philips_tda827x_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
{
struct saa7134_dev *dev = fe->dvb->priv;
u8 tuner_buf[14];
struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,
.len = sizeof(tuner_buf) };
int i, tuner_freq, if_freq;
u32 N;
switch (params->u.ofdm.bandwidth) {
case BANDWIDTH_6_MHZ:
if_freq = 4000000;
break;
case BANDWIDTH_7_MHZ:
if_freq = 4500000;
break;
default: /* 8 MHz or Auto */
if_freq = 5000000;
break;
}
tuner_freq = params->frequency + if_freq;
i = 0;
while (tda827x_dvbt[i].lomax < tuner_freq) {
if(tda827x_dvbt[i + 1].lomax == 0)
break;
i++;
}
N = ((tuner_freq + 125000) / 250000) << (tda827x_dvbt[i].spd + 2);
tuner_buf[0] = 0;
tuner_buf[1] = (N>>8) | 0x40;
tuner_buf[2] = N & 0xff;
tuner_buf[3] = 0;
tuner_buf[4] = 0x52;
tuner_buf[5] = (tda827x_dvbt[i].spd << 6) + (tda827x_dvbt[i].div1p5 << 5) +
(tda827x_dvbt[i].bs << 3) + tda827x_dvbt[i].bp;
tuner_buf[6] = (tda827x_dvbt[i].gc3 << 4) + 0x8f;
tuner_buf[7] = 0xbf;
tuner_buf[8] = 0x2a;
tuner_buf[9] = 0x05;
tuner_buf[10] = 0xff;
tuner_buf[11] = 0x00;
tuner_buf[12] = 0x00;
tuner_buf[13] = 0x40;
tuner_msg.len = 14;
if (i2c_transfer(&dev->i2c_adap, &tuner_msg, 1) != 1)
return -EIO;
msleep(500);
/* correct CP value */
tuner_buf[0] = 0x30;
tuner_buf[1] = 0x50 + tda827x_dvbt[i].cp;
tuner_msg.len = 2;
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
return 0;
}
static void philips_tda827x_pll_sleep(struct dvb_frontend *fe)
{
struct saa7134_dev *dev = fe->dvb->priv;
static u8 tda827x_sleep[] = { 0x30, 0xd0};
struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tda827x_sleep,
.len = sizeof(tda827x_sleep) };
i2c_transfer(&dev->i2c_adap, &tuner_msg, 1);
}
static struct tda1004x_config tda827x_lifeview_config = {
.demod_address = 0x08,
.invert = 1,
.invert_oclk = 0,
.xtal_freq = TDA10046_XTAL_16M,
.agc_config = TDA10046_AGC_TDA827X,
.if_freq = TDA10046_FREQ_045,
.pll_init = philips_tda827x_pll_init,
.pll_set = philips_tda827x_pll_set,
.pll_sleep = philips_tda827x_pll_sleep,
.request_firmware = NULL,
};
#endif
/* ------------------------------------------------------------------ */
static int dvb_init(struct saa7134_dev *dev)
{
/* init struct videobuf_dvb */
dev->ts.nr_bufs = 32;
dev->ts.nr_packets = 32*4;
dev->dvb.name = dev->name;
videobuf_queue_init(&dev->dvb.dvbq, &saa7134_ts_qops,
dev->pci, &dev->slock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_ALTERNATE,
sizeof(struct saa7134_buf),
dev);
switch (dev->board) {
#ifdef HAVE_MT352
case SAA7134_BOARD_PINNACLE_300I_DVBT_PAL:
printk("%s: pinnacle 300i dvb setup\n",dev->name);
dev->dvb.frontend = mt352_attach(&pinnacle_300i,
&dev->i2c_adap);
break;
#endif
#ifdef HAVE_TDA1004X
case SAA7134_BOARD_MD7134:
dev->dvb.frontend = tda10046_attach(&medion_cardbus,
&dev->i2c_adap);
break;
case SAA7134_BOARD_PHILIPS_TOUGH:
dev->dvb.frontend = tda10046_attach(&philips_tu1216_config,
&dev->i2c_adap);
break;
case SAA7134_BOARD_FLYDVBTDUO:
dev->dvb.frontend = tda10046_attach(&tda827x_lifeview_config,
&dev->i2c_adap);
break;
case SAA7134_BOARD_THYPHOON_DVBT_DUO_CARDBUS:
dev->dvb.frontend = tda10046_attach(&tda827x_lifeview_config,
&dev->i2c_adap);
break;
#endif
default:
printk("%s: Huh? unknown DVB card?\n",dev->name);
break;
}
if (NULL == dev->dvb.frontend) {
printk("%s: frontend initialization failed\n",dev->name);
return -1;
}
/* register everything else */
return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
}
static int dvb_fini(struct saa7134_dev *dev)
{
static int on = TDA9887_PRESENT | TDA9887_PORT2_INACTIVE;
switch (dev->board) {
case SAA7134_BOARD_PINNACLE_300I_DVBT_PAL:
/* otherwise we don't detect the tuner on next insmod */
saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&on);
break;
};
videobuf_dvb_unregister(&dev->dvb);
return 0;
}
static struct saa7134_mpeg_ops dvb_ops = {
.type = SAA7134_MPEG_DVB,
.init = dvb_init,
.fini = dvb_fini,
};
static int __init dvb_register(void)
{
return saa7134_ts_register(&dvb_ops);
}
static void __exit dvb_unregister(void)
{
saa7134_ts_unregister(&dvb_ops);
}
module_init(dvb_register);
module_exit(dvb_unregister);
/* ------------------------------------------------------------------ */
/*
* Local variables:
* c-basic-offset: 8
* End:
*/