diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/media/usb/dvb-usb/dibusb-mc-common.c | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb/dibusb-mc-common.c b/drivers/media/usb/dvb-usb/dibusb-mc-common.c new file mode 100644 index 000000000..b8cde4cde --- /dev/null +++ b/drivers/media/usb/dvb-usb/dibusb-mc-common.c @@ -0,0 +1,166 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Common methods for dibusb-based-receivers. + * + * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) + * + * see Documentation/driver-api/media/drivers/dvb-usb.rst 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); |