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gerrit-public.fairphone.software / kernel / msm-4.9 / 8651bd8ce36fb324c218167c970d6734dc825f2c / . / drivers / media / pci / mantis / mantis_vp1034.c
blob: 430ae84ce528dd99545b061929928233950dc845 [file] [log] [blame]
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]1/*
2 Mantis VP-1034 driver
3
Manu Abraham8825a092009-12-15 09:13:49 -0300[diff] [blame]4 Copyright (C) Manu Abraham (abraham.manu@gmail.com)
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]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
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]21#include <linux/signal.h>
22#include <linux/sched.h>
23#include <linux/interrupt.h>
Alexey Dobriyanb7f080c2011-06-16 11:01:34 +0000[diff] [blame]24#include <asm/io.h>
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]25
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]26#include "dmxdev.h"
27#include "dvbdev.h"
28#include "dvb_demux.h"
29#include "dvb_frontend.h"
30#include "dvb_net.h"
31
32#include "mb86a16.h"
33#include "mantis_common.h"
34#include "mantis_ioc.h"
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]35#include "mantis_dvb.h"
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]36#include "mantis_vp1034.h"
37#include "mantis_reg.h"
38
39struct mb86a16_config vp1034_mb86a16_config = {
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]40 .demod_address = 0x08,
41 .set_voltage = vp1034_set_voltage,
42};
43
Manu Abrahamdf0cca12009-12-02 22:07:24 -0300[diff] [blame]44#define MANTIS_MODEL_NAME "VP-1034"
45#define MANTIS_DEV_TYPE "DVB-S/DSS"
46
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]47int vp1034_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
48{
49 struct mantis_pci *mantis = fe->dvb->priv;
50
51 switch (voltage) {
52 case SEC_VOLTAGE_13:
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]53 dprintk(MANTIS_ERROR, 1, "Polarization=[13V]");
Ben Hutchings3037fd12010-11-14 14:56:00 -0300[diff] [blame]54 mantis_gpio_set_bits(mantis, 13, 1);
55 mantis_gpio_set_bits(mantis, 14, 0);
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]56 break;
57 case SEC_VOLTAGE_18:
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]58 dprintk(MANTIS_ERROR, 1, "Polarization=[18V]");
Ben Hutchings3037fd12010-11-14 14:56:00 -0300[diff] [blame]59 mantis_gpio_set_bits(mantis, 13, 1);
60 mantis_gpio_set_bits(mantis, 14, 1);
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]61 break;
62 case SEC_VOLTAGE_OFF:
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]63 dprintk(MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN");
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]64 break;
65 default:
Manu Abrahamf5ae4f62009-12-15 08:47:21 -0300[diff] [blame]66 dprintk(MANTIS_ERROR, 1, "Invalid = (%d)", (u32) voltage);
Manu Abraham41e840b2009-12-02 21:57:10 -0300[diff] [blame]67 return -EINVAL;
68 }
69 mmwrite(0x00, MANTIS_GPIF_DOUT);
70
71 return 0;
72}
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]73
74static int vp1034_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
75{
76 struct i2c_adapter *adapter = &mantis->adapter;
77
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]78 int err = 0;
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]79
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]80 err = mantis_frontend_power(mantis, POWER_ON);
81 if (err == 0) {
82 mantis_frontend_soft_reset(mantis);
83 msleep(250);
84
85 dprintk(MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
Bjørn Morka22407f2010-11-14 14:24:36 -0300[diff] [blame]86 fe = dvb_attach(mb86a16_attach, &vp1034_mb86a16_config, adapter);
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]87 if (fe) {
88 dprintk(MANTIS_ERROR, 1,
89 "found MB86A16 DVB-S/DSS frontend @0x%02x",
90 vp1034_mb86a16_config.demod_address);
91
92 } else {
93 return -1;
94 }
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]95 } else {
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]96 dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
97 adapter->name,
98 err);
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]99
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]100 return -EIO;
101 }
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]102 mantis->fe = fe;
103 dprintk(MANTIS_ERROR, 1, "Done!");
104
105 return 0;
106}
107
108struct mantis_hwconfig vp1034_config = {
109 .model_name = MANTIS_MODEL_NAME,
110 .dev_type = MANTIS_DEV_TYPE,
111 .ts_size = MANTIS_TS_204,
112
113 .baud_rate = MANTIS_BAUD_9600,
114 .parity = MANTIS_PARITY_NONE,
115 .bytes = 0,
116
117 .frontend_init = vp1034_frontend_init,
Manu Abrahambc832fa2009-12-04 05:57:28 -0300[diff] [blame]118 .power = GPIF_A12,
119 .reset = GPIF_A13,
Manu Abrahamb3b96142009-12-04 05:41:11 -0300[diff] [blame]120};