167 lines
4.1 KiB
C
167 lines
4.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/* Common methods for dibusb-based-receivers.
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*
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* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
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*
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* see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
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*/
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#include "dibusb.h"
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MODULE_LICENSE("GPL");
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/* 3000MC/P stuff */
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// Config Adjacent channels Perf -cal22
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static struct dibx000_agc_config dib3000p_mt2060_agc_config = {
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.band_caps = BAND_VHF | BAND_UHF,
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.setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
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.agc1_max = 48497,
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.agc1_min = 23593,
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.agc2_max = 46531,
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.agc2_min = 24904,
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.agc1_pt1 = 0x65,
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.agc1_pt2 = 0x69,
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.agc1_slope1 = 0x51,
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.agc1_slope2 = 0x27,
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.agc2_pt1 = 0,
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.agc2_pt2 = 0x33,
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.agc2_slope1 = 0x35,
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.agc2_slope2 = 0x37,
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};
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static struct dib3000mc_config stk3000p_dib3000p_config = {
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&dib3000p_mt2060_agc_config,
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.max_time = 0x196,
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.ln_adc_level = 0x1cc7,
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.output_mpeg2_in_188_bytes = 1,
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.agc_command1 = 1,
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.agc_command2 = 1,
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};
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static struct dibx000_agc_config dib3000p_panasonic_agc_config = {
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.band_caps = BAND_VHF | BAND_UHF,
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.setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
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.agc1_max = 56361,
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.agc1_min = 22282,
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.agc2_max = 47841,
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.agc2_min = 36045,
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.agc1_pt1 = 0x3b,
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.agc1_pt2 = 0x6b,
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.agc1_slope1 = 0x55,
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.agc1_slope2 = 0x1d,
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.agc2_pt1 = 0,
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.agc2_pt2 = 0x0a,
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.agc2_slope1 = 0x95,
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.agc2_slope2 = 0x1e,
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};
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static struct dib3000mc_config mod3000p_dib3000p_config = {
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&dib3000p_panasonic_agc_config,
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.max_time = 0x51,
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.ln_adc_level = 0x1cc7,
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.output_mpeg2_in_188_bytes = 1,
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.agc_command1 = 1,
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.agc_command2 = 1,
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};
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int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap)
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{
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if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON &&
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le16_to_cpu(adap->dev->udev->descriptor.idProduct) ==
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USB_PID_LITEON_DVB_T_WARM) {
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msleep(1000);
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}
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adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach,
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&adap->dev->i2c_adap,
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DEFAULT_DIB3000P_I2C_ADDRESS,
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&mod3000p_dib3000p_config);
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if ((adap->fe_adap[0].fe) == NULL)
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adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach,
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&adap->dev->i2c_adap,
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DEFAULT_DIB3000MC_I2C_ADDRESS,
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&mod3000p_dib3000p_config);
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if ((adap->fe_adap[0].fe) != NULL) {
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if (adap->priv != NULL) {
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struct dibusb_state *st = adap->priv;
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st->ops.pid_parse = dib3000mc_pid_parse;
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st->ops.pid_ctrl = dib3000mc_pid_control;
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}
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return 0;
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}
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return -ENODEV;
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}
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EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach);
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static struct mt2060_config stk3000p_mt2060_config = {
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0x60
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};
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int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap)
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{
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struct dibusb_state *st = adap->priv;
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u8 a,b;
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u16 if1 = 1220;
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struct i2c_adapter *tun_i2c;
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// First IF calibration for Liteon Sticks
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if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON &&
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le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_LITEON_DVB_T_WARM) {
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dibusb_read_eeprom_byte(adap->dev,0x7E,&a);
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dibusb_read_eeprom_byte(adap->dev,0x7F,&b);
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if (a == 0x00)
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if1 += b;
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else if (a == 0x80)
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if1 -= b;
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else
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warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n", a, b);
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} else if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_DIBCOM &&
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le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_DIBCOM_MOD3001_WARM) {
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u8 desc;
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dibusb_read_eeprom_byte(adap->dev, 7, &desc);
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if (desc == 2) {
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a = 127;
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do {
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dibusb_read_eeprom_byte(adap->dev, a, &desc);
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a--;
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} while (a > 7 && (desc == 0xff || desc == 0x00));
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if (desc & 0x80)
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if1 -= (0xff - desc);
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else
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if1 += desc;
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}
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}
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tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe_adap[0].fe, 1);
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if (dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) {
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/* not found - use panasonic pll parameters */
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if (dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, tun_i2c, DVB_PLL_ENV57H1XD5) == NULL)
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return -ENOMEM;
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} else {
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st->mt2060_present = 1;
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/* set the correct parameters for the dib3000p */
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dib3000mc_set_config(adap->fe_adap[0].fe, &stk3000p_dib3000p_config);
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}
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return 0;
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}
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EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach);
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