1/* 2 Mantis VP-1034 driver 3 4 Copyright (C) Manu Abraham (abraham.manu@gmail.com) 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19*/ 20 21#include <linux/signal.h> 22#include <linux/sched.h> 23#include <linux/interrupt.h> 24 25#include "dmxdev.h" 26#include "dvbdev.h" 27#include "dvb_demux.h" 28#include "dvb_frontend.h" 29#include "dvb_net.h" 30 31#include "mb86a16.h" 32#include "mantis_common.h" 33#include "mantis_ioc.h" 34#include "mantis_dvb.h" 35#include "mantis_vp1034.h" 36#include "mantis_reg.h" 37 38struct mb86a16_config vp1034_mb86a16_config = { 39 .demod_address = 0x08, 40 .set_voltage = vp1034_set_voltage, 41}; 42 43#define MANTIS_MODEL_NAME "VP-1034" 44#define MANTIS_DEV_TYPE "DVB-S/DSS" 45 46int vp1034_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) 47{ 48 struct mantis_pci *mantis = fe->dvb->priv; 49 50 switch (voltage) { 51 case SEC_VOLTAGE_13: 52 dprintk(MANTIS_ERROR, 1, "Polarization=[13V]"); 53 gpio_set_bits(mantis, 13, 1); 54 gpio_set_bits(mantis, 14, 0); 55 break; 56 case SEC_VOLTAGE_18: 57 dprintk(MANTIS_ERROR, 1, "Polarization=[18V]"); 58 gpio_set_bits(mantis, 13, 1); 59 gpio_set_bits(mantis, 14, 1); 60 break; 61 case SEC_VOLTAGE_OFF: 62 dprintk(MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN"); 63 break; 64 default: 65 dprintk(MANTIS_ERROR, 1, "Invalid = (%d)", (u32) voltage); 66 return -EINVAL; 67 } 68 mmwrite(0x00, MANTIS_GPIF_DOUT); 69 70 return 0; 71} 72 73static int vp1034_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe) 74{ 75 struct i2c_adapter *adapter = &mantis->adapter; 76 77 int err = 0; 78 79 err = mantis_frontend_power(mantis, POWER_ON); 80 if (err == 0) { 81 mantis_frontend_soft_reset(mantis); 82 msleep(250); 83 84 dprintk(MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)"); 85 fe = mb86a16_attach(&vp1034_mb86a16_config, adapter); 86 if (fe) { 87 dprintk(MANTIS_ERROR, 1, 88 "found MB86A16 DVB-S/DSS frontend @0x%02x", 89 vp1034_mb86a16_config.demod_address); 90 91 } else { 92 return -1; 93 } 94 } else { 95 dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>", 96 adapter->name, 97 err); 98 99 return -EIO; 100 } 101 mantis->fe = fe; 102 dprintk(MANTIS_ERROR, 1, "Done!"); 103 104 return 0; 105} 106 107struct mantis_hwconfig vp1034_config = { 108 .model_name = MANTIS_MODEL_NAME, 109 .dev_type = MANTIS_DEV_TYPE, 110 .ts_size = MANTIS_TS_204, 111 112 .baud_rate = MANTIS_BAUD_9600, 113 .parity = MANTIS_PARITY_NONE, 114 .bytes = 0, 115 116 .frontend_init = vp1034_frontend_init, 117 .power = GPIF_A12, 118 .reset = GPIF_A13, 119}; 120