ubuntu-linux-kernel/drivers/media/usb/dvb-usb/dibusb-mc-common.c

170 lines
4.3 KiB
C

/* Common methods for dibusb-based-receivers.
*
* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
*
* 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, version 2.
*
* see Documentation/dvb/README.dvb-usb for more information
*/
#include "dibusb.h"
MODULE_LICENSE("GPL");
/* 3000MC/P stuff */
// Config Adjacent channels Perf -cal22
static struct dibx000_agc_config dib3000p_mt2060_agc_config = {
.band_caps = BAND_VHF | BAND_UHF,
.setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
.agc1_max = 48497,
.agc1_min = 23593,
.agc2_max = 46531,
.agc2_min = 24904,
.agc1_pt1 = 0x65,
.agc1_pt2 = 0x69,
.agc1_slope1 = 0x51,
.agc1_slope2 = 0x27,
.agc2_pt1 = 0,
.agc2_pt2 = 0x33,
.agc2_slope1 = 0x35,
.agc2_slope2 = 0x37,
};
static struct dib3000mc_config stk3000p_dib3000p_config = {
&dib3000p_mt2060_agc_config,
.max_time = 0x196,
.ln_adc_level = 0x1cc7,
.output_mpeg2_in_188_bytes = 1,
.agc_command1 = 1,
.agc_command2 = 1,
};
static struct dibx000_agc_config dib3000p_panasonic_agc_config = {
.band_caps = BAND_VHF | BAND_UHF,
.setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
.agc1_max = 56361,
.agc1_min = 22282,
.agc2_max = 47841,
.agc2_min = 36045,
.agc1_pt1 = 0x3b,
.agc1_pt2 = 0x6b,
.agc1_slope1 = 0x55,
.agc1_slope2 = 0x1d,
.agc2_pt1 = 0,
.agc2_pt2 = 0x0a,
.agc2_slope1 = 0x95,
.agc2_slope2 = 0x1e,
};
static struct dib3000mc_config mod3000p_dib3000p_config = {
&dib3000p_panasonic_agc_config,
.max_time = 0x51,
.ln_adc_level = 0x1cc7,
.output_mpeg2_in_188_bytes = 1,
.agc_command1 = 1,
.agc_command2 = 1,
};
int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap)
{
if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON &&
le16_to_cpu(adap->dev->udev->descriptor.idProduct) ==
USB_PID_LITEON_DVB_T_WARM) {
msleep(1000);
}
adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach,
&adap->dev->i2c_adap,
DEFAULT_DIB3000P_I2C_ADDRESS,
&mod3000p_dib3000p_config);
if ((adap->fe_adap[0].fe) == NULL)
adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach,
&adap->dev->i2c_adap,
DEFAULT_DIB3000MC_I2C_ADDRESS,
&mod3000p_dib3000p_config);
if ((adap->fe_adap[0].fe) != NULL) {
if (adap->priv != NULL) {
struct dibusb_state *st = adap->priv;
st->ops.pid_parse = dib3000mc_pid_parse;
st->ops.pid_ctrl = dib3000mc_pid_control;
}
return 0;
}
return -ENODEV;
}
EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach);
static struct mt2060_config stk3000p_mt2060_config = {
0x60
};
int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap)
{
struct dibusb_state *st = adap->priv;
u8 a,b;
u16 if1 = 1220;
struct i2c_adapter *tun_i2c;
// First IF calibration for Liteon Sticks
if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON &&
le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_LITEON_DVB_T_WARM) {
dibusb_read_eeprom_byte(adap->dev,0x7E,&a);
dibusb_read_eeprom_byte(adap->dev,0x7F,&b);
if (a == 0x00)
if1 += b;
else if (a == 0x80)
if1 -= b;
else
warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n", a, b);
} else if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_DIBCOM &&
le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_DIBCOM_MOD3001_WARM) {
u8 desc;
dibusb_read_eeprom_byte(adap->dev, 7, &desc);
if (desc == 2) {
a = 127;
do {
dibusb_read_eeprom_byte(adap->dev, a, &desc);
a--;
} while (a > 7 && (desc == 0xff || desc == 0x00));
if (desc & 0x80)
if1 -= (0xff - desc);
else
if1 += desc;
}
}
tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe_adap[0].fe, 1);
if (dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) {
/* not found - use panasonic pll parameters */
if (dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, tun_i2c, DVB_PLL_ENV57H1XD5) == NULL)
return -ENOMEM;
} else {
st->mt2060_present = 1;
/* set the correct parameters for the dib3000p */
dib3000mc_set_config(adap->fe_adap[0].fe, &stk3000p_dib3000p_config);
}
return 0;
}
EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach);