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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | // SPDX-License-Identifier: GPL-2.0-or-later /* Mantis VP-1033 driver Copyright (C) Manu Abraham (abraham.manu@gmail.com) */ #include <linux/signal.h> #include <linux/sched.h> #include <linux/interrupt.h> #include <media/dmxdev.h> #include <media/dvbdev.h> #include <media/dvb_demux.h> #include <media/dvb_frontend.h> #include <media/dvb_net.h> #include "stv0299.h" #include "mantis_common.h" #include "mantis_ioc.h" #include "mantis_dvb.h" #include "mantis_vp1033.h" #include "mantis_reg.h" static u8 lgtdqcs001f_inittab[] = { 0x01, 0x15, 0x02, 0x30, 0x03, 0x00, 0x04, 0x2a, 0x05, 0x85, 0x06, 0x02, 0x07, 0x00, 0x08, 0x00, 0x0c, 0x01, 0x0d, 0x81, 0x0e, 0x44, 0x0f, 0x94, 0x10, 0x3c, 0x11, 0x84, 0x12, 0xb9, 0x13, 0xb5, 0x14, 0x4f, 0x15, 0xc9, 0x16, 0x80, 0x17, 0x36, 0x18, 0xfb, 0x19, 0xcf, 0x1a, 0xbc, 0x1c, 0x2b, 0x1d, 0x27, 0x1e, 0x00, 0x1f, 0x0b, 0x20, 0xa1, 0x21, 0x60, 0x22, 0x00, 0x23, 0x00, 0x28, 0x00, 0x29, 0x28, 0x2a, 0x14, 0x2b, 0x0f, 0x2c, 0x09, 0x2d, 0x05, 0x31, 0x1f, 0x32, 0x19, 0x33, 0xfc, 0x34, 0x13, 0xff, 0xff, }; #define MANTIS_MODEL_NAME "VP-1033" #define MANTIS_DEV_TYPE "DVB-S/DSS" static int lgtdqcs001f_tuner_set(struct dvb_frontend *fe) { struct dtv_frontend_properties *p = &fe->dtv_property_cache; struct mantis_pci *mantis = fe->dvb->priv; struct i2c_adapter *adapter = &mantis->adapter; u8 buf[4]; u32 div; struct i2c_msg msg = {.addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf)}; div = p->frequency / 250; buf[0] = (div >> 8) & 0x7f; buf[1] = div & 0xff; buf[2] = 0x83; buf[3] = 0xc0; if (p->frequency < 1531000) buf[3] |= 0x04; else buf[3] &= ~0x04; if (i2c_transfer(adapter, &msg, 1) < 0) { dprintk(MANTIS_ERROR, 1, "Write: I2C Transfer failed"); return -EIO; } msleep_interruptible(100); return 0; } static int lgtdqcs001f_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio) { u8 aclk = 0; u8 bclk = 0; if (srate < 1500000) { aclk = 0xb7; bclk = 0x47; } else if (srate < 3000000) { aclk = 0xb7; bclk = 0x4b; } else if (srate < 7000000) { aclk = 0xb7; bclk = 0x4f; } else if (srate < 14000000) { aclk = 0xb7; bclk = 0x53; } else if (srate < 30000000) { aclk = 0xb6; bclk = 0x53; } else if (srate < 45000000) { aclk = 0xb4; bclk = 0x51; } stv0299_writereg(fe, 0x13, aclk); stv0299_writereg(fe, 0x14, bclk); stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff); stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff); stv0299_writereg(fe, 0x21, ratio & 0xf0); return 0; } static struct stv0299_config lgtdqcs001f_config = { .demod_address = 0x68, .inittab = lgtdqcs001f_inittab, .mclk = 88000000UL, .invert = 0, .skip_reinit = 0, .volt13_op0_op1 = STV0299_VOLT13_OP0, .min_delay_ms = 100, .set_symbol_rate = lgtdqcs001f_set_symbol_rate, }; static int vp1033_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe) { struct i2c_adapter *adapter = &mantis->adapter; int err = 0; err = mantis_frontend_power(mantis, POWER_ON); if (err == 0) { mantis_frontend_soft_reset(mantis); msleep(250); dprintk(MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)"); fe = dvb_attach(stv0299_attach, &lgtdqcs001f_config, adapter); if (fe) { fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set; dprintk(MANTIS_ERROR, 1, "found STV0299 DVB-S frontend @ 0x%02x", lgtdqcs001f_config.demod_address); dprintk(MANTIS_ERROR, 1, "Mantis DVB-S STV0299 frontend attach success"); } else { return -1; } } else { dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>", adapter->name, err); return -EIO; } mantis->fe = fe; dprintk(MANTIS_ERROR, 1, "Done!"); return 0; } struct mantis_hwconfig vp1033_config = { .model_name = MANTIS_MODEL_NAME, .dev_type = MANTIS_DEV_TYPE, .ts_size = MANTIS_TS_204, .baud_rate = MANTIS_BAUD_9600, .parity = MANTIS_PARITY_NONE, .bytes = 0, .frontend_init = vp1033_frontend_init, .power = GPIF_A12, .reset = GPIF_A13, }; |