1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* Common methods for dibusb-based-receivers. |
3 | * |
4 | * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) |
5 | * |
6 | * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information |
7 | */ |
8 | |
9 | #include "dibusb.h" |
10 | |
11 | MODULE_LICENSE("GPL" ); |
12 | |
13 | /* 3000MC/P stuff */ |
14 | // Config Adjacent channels Perf -cal22 |
15 | static struct dibx000_agc_config dib3000p_mt2060_agc_config = { |
16 | .band_caps = BAND_VHF | BAND_UHF, |
17 | .setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0), |
18 | |
19 | .agc1_max = 48497, |
20 | .agc1_min = 23593, |
21 | .agc2_max = 46531, |
22 | .agc2_min = 24904, |
23 | |
24 | .agc1_pt1 = 0x65, |
25 | .agc1_pt2 = 0x69, |
26 | |
27 | .agc1_slope1 = 0x51, |
28 | .agc1_slope2 = 0x27, |
29 | |
30 | .agc2_pt1 = 0, |
31 | .agc2_pt2 = 0x33, |
32 | |
33 | .agc2_slope1 = 0x35, |
34 | .agc2_slope2 = 0x37, |
35 | }; |
36 | |
37 | static struct dib3000mc_config stk3000p_dib3000p_config = { |
38 | &dib3000p_mt2060_agc_config, |
39 | |
40 | .max_time = 0x196, |
41 | .ln_adc_level = 0x1cc7, |
42 | |
43 | .output_mpeg2_in_188_bytes = 1, |
44 | |
45 | .agc_command1 = 1, |
46 | .agc_command2 = 1, |
47 | }; |
48 | |
49 | static struct dibx000_agc_config dib3000p_panasonic_agc_config = { |
50 | .band_caps = BAND_VHF | BAND_UHF, |
51 | .setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0), |
52 | |
53 | .agc1_max = 56361, |
54 | .agc1_min = 22282, |
55 | .agc2_max = 47841, |
56 | .agc2_min = 36045, |
57 | |
58 | .agc1_pt1 = 0x3b, |
59 | .agc1_pt2 = 0x6b, |
60 | |
61 | .agc1_slope1 = 0x55, |
62 | .agc1_slope2 = 0x1d, |
63 | |
64 | .agc2_pt1 = 0, |
65 | .agc2_pt2 = 0x0a, |
66 | |
67 | .agc2_slope1 = 0x95, |
68 | .agc2_slope2 = 0x1e, |
69 | }; |
70 | |
71 | static struct dib3000mc_config mod3000p_dib3000p_config = { |
72 | &dib3000p_panasonic_agc_config, |
73 | |
74 | .max_time = 0x51, |
75 | .ln_adc_level = 0x1cc7, |
76 | |
77 | .output_mpeg2_in_188_bytes = 1, |
78 | |
79 | .agc_command1 = 1, |
80 | .agc_command2 = 1, |
81 | }; |
82 | |
83 | int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap) |
84 | { |
85 | if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON && |
86 | le16_to_cpu(adap->dev->udev->descriptor.idProduct) == |
87 | USB_PID_LITEON_DVB_T_WARM) { |
88 | msleep(msecs: 1000); |
89 | } |
90 | |
91 | adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, |
92 | &adap->dev->i2c_adap, |
93 | DEFAULT_DIB3000P_I2C_ADDRESS, |
94 | &mod3000p_dib3000p_config); |
95 | if ((adap->fe_adap[0].fe) == NULL) |
96 | adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, |
97 | &adap->dev->i2c_adap, |
98 | DEFAULT_DIB3000MC_I2C_ADDRESS, |
99 | &mod3000p_dib3000p_config); |
100 | if ((adap->fe_adap[0].fe) != NULL) { |
101 | if (adap->priv != NULL) { |
102 | struct dibusb_state *st = adap->priv; |
103 | st->ops.pid_parse = dib3000mc_pid_parse; |
104 | st->ops.pid_ctrl = dib3000mc_pid_control; |
105 | } |
106 | return 0; |
107 | } |
108 | return -ENODEV; |
109 | } |
110 | EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach); |
111 | |
112 | static struct mt2060_config stk3000p_mt2060_config = { |
113 | 0x60 |
114 | }; |
115 | |
116 | int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap) |
117 | { |
118 | struct dibusb_state *st = adap->priv; |
119 | u8 a,b; |
120 | u16 if1 = 1220; |
121 | struct i2c_adapter *tun_i2c; |
122 | |
123 | // First IF calibration for Liteon Sticks |
124 | if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_LITEON && |
125 | le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_LITEON_DVB_T_WARM) { |
126 | |
127 | dibusb_read_eeprom_byte(adap->dev,0x7E,&a); |
128 | dibusb_read_eeprom_byte(adap->dev,0x7F,&b); |
129 | |
130 | if (a == 0x00) |
131 | if1 += b; |
132 | else if (a == 0x80) |
133 | if1 -= b; |
134 | else |
135 | warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n" , a, b); |
136 | |
137 | } else if (le16_to_cpu(adap->dev->udev->descriptor.idVendor) == USB_VID_DIBCOM && |
138 | le16_to_cpu(adap->dev->udev->descriptor.idProduct) == USB_PID_DIBCOM_MOD3001_WARM) { |
139 | u8 desc; |
140 | dibusb_read_eeprom_byte(adap->dev, 7, &desc); |
141 | if (desc == 2) { |
142 | a = 127; |
143 | do { |
144 | dibusb_read_eeprom_byte(adap->dev, a, &desc); |
145 | a--; |
146 | } while (a > 7 && (desc == 0xff || desc == 0x00)); |
147 | if (desc & 0x80) |
148 | if1 -= (0xff - desc); |
149 | else |
150 | if1 += desc; |
151 | } |
152 | } |
153 | |
154 | tun_i2c = dib3000mc_get_tuner_i2c_master(demod: adap->fe_adap[0].fe, gating: 1); |
155 | if (dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) { |
156 | /* not found - use panasonic pll parameters */ |
157 | if (dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, tun_i2c, DVB_PLL_ENV57H1XD5) == NULL) |
158 | return -ENOMEM; |
159 | } else { |
160 | st->mt2060_present = 1; |
161 | /* set the correct parameters for the dib3000p */ |
162 | dib3000mc_set_config(adap->fe_adap[0].fe, &stk3000p_dib3000p_config); |
163 | } |
164 | return 0; |
165 | } |
166 | EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach); |
167 | |