1 /* Common methods for dibusb-based-receivers. 2 * 3 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License as published by the Free 7 * Software Foundation, version 2. 8 * 9 * see Documentation/dvb/README.dvb-usb for more information 10 */ 11 12 #include <linux/kconfig.h> 13 #include "dibusb.h" 14 15 /* 3000MC/P stuff */ 16 // Config Adjacent channels Perf -cal22 17 static struct dibx000_agc_config dib3000p_mt2060_agc_config = { 18 .band_caps = BAND_VHF | BAND_UHF, 19 .setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0), 20 21 .agc1_max = 48497, 22 .agc1_min = 23593, 23 .agc2_max = 46531, 24 .agc2_min = 24904, 25 26 .agc1_pt1 = 0x65, 27 .agc1_pt2 = 0x69, 28 29 .agc1_slope1 = 0x51, 30 .agc1_slope2 = 0x27, 31 32 .agc2_pt1 = 0, 33 .agc2_pt2 = 0x33, 34 35 .agc2_slope1 = 0x35, 36 .agc2_slope2 = 0x37, 37 }; 38 39 static struct dib3000mc_config stk3000p_dib3000p_config = { 40 &dib3000p_mt2060_agc_config, 41 42 .max_time = 0x196, 43 .ln_adc_level = 0x1cc7, 44 45 .output_mpeg2_in_188_bytes = 1, 46 47 .agc_command1 = 1, 48 .agc_command2 = 1, 49 }; 50 51 static struct dibx000_agc_config dib3000p_panasonic_agc_config = { 52 .band_caps = BAND_VHF | BAND_UHF, 53 .setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0), 54 55 .agc1_max = 56361, 56 .agc1_min = 22282, 57 .agc2_max = 47841, 58 .agc2_min = 36045, 59 60 .agc1_pt1 = 0x3b, 61 .agc1_pt2 = 0x6b, 62 63 .agc1_slope1 = 0x55, 64 .agc1_slope2 = 0x1d, 65 66 .agc2_pt1 = 0, 67 .agc2_pt2 = 0x0a, 68 69 .agc2_slope1 = 0x95, 70 .agc2_slope2 = 0x1e, 71 }; 72 73 static struct dib3000mc_config mod3000p_dib3000p_config = { 74 &dib3000p_panasonic_agc_config, 75 76 .max_time = 0x51, 77 .ln_adc_level = 0x1cc7, 78 79 .output_mpeg2_in_188_bytes = 1, 80 81 .agc_command1 = 1, 82 .agc_command2 = 1, 83 }; 84 85 int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap) 86 { 87 if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON && 88 le16_to_cpu(adap->dev->udev->descriptor.idProduct) == 89 USB_PID_LITEON_DVB_T_WARM) { 90 msleep(1000); 91 } 92 93 adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, 94 &adap->dev->i2c_adap, 95 DEFAULT_DIB3000P_I2C_ADDRESS, 96 &mod3000p_dib3000p_config); 97 if ((adap->fe_adap[0].fe) == NULL) 98 adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, 99 &adap->dev->i2c_adap, 100 DEFAULT_DIB3000MC_I2C_ADDRESS, 101 &mod3000p_dib3000p_config); 102 if ((adap->fe_adap[0].fe) != NULL) { 103 if (adap->priv != NULL) { 104 struct dibusb_state *st = adap->priv; 105 st->ops.pid_parse = dib3000mc_pid_parse; 106 st->ops.pid_ctrl = dib3000mc_pid_control; 107 } 108 return 0; 109 } 110 return -ENODEV; 111 } 112 EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach); 113 114 static struct mt2060_config stk3000p_mt2060_config = { 115 0x60 116 }; 117 118 int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap) 119 { 120 struct dibusb_state *st = adap->priv; 121 u8 a,b; 122 u16 if1 = 1220; 123 struct i2c_adapter *tun_i2c; 124 125 // First IF calibration for Liteon Sticks 126 if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON && 127 le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_LITEON_DVB_T_WARM) { 128 129 dibusb_read_eeprom_byte(adap->dev,0x7E,&a); 130 dibusb_read_eeprom_byte(adap->dev,0x7F,&b); 131 132 if (a == 0x00) 133 if1 += b; 134 else if (a == 0x80) 135 if1 -= b; 136 else 137 warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n", a, b); 138 139 } else if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_DIBCOM && 140 le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_DIBCOM_MOD3001_WARM) { 141 u8 desc; 142 dibusb_read_eeprom_byte(adap->dev, 7, &desc); 143 if (desc == 2) { 144 a = 127; 145 do { 146 dibusb_read_eeprom_byte(adap->dev, a, &desc); 147 a--; 148 } while (a > 7 && (desc == 0xff || desc == 0x00)); 149 if (desc & 0x80) 150 if1 -= (0xff - desc); 151 else 152 if1 += desc; 153 } 154 } 155 156 tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe_adap[0].fe, 1); 157 if (dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) { 158 /* not found - use panasonic pll parameters */ 159 if (dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, tun_i2c, DVB_PLL_ENV57H1XD5) == NULL) 160 return -ENOMEM; 161 } else { 162 st->mt2060_present = 1; 163 /* set the correct parameters for the dib3000p */ 164 dib3000mc_set_config(adap->fe_adap[0].fe, &stk3000p_dib3000p_config); 165 } 166 return 0; 167 } 168 EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach); 169