diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
---|---|---|
committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/media/dvb/mantis/mantis_vp1034.c | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'drivers/media/dvb/mantis/mantis_vp1034.c')
-rw-r--r-- | drivers/media/dvb/mantis/mantis_vp1034.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/drivers/media/dvb/mantis/mantis_vp1034.c b/drivers/media/dvb/mantis/mantis_vp1034.c new file mode 100644 index 00000000000..430ae84ce52 --- /dev/null +++ b/drivers/media/dvb/mantis/mantis_vp1034.c | |||
@@ -0,0 +1,120 @@ | |||
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 | #include <asm/io.h> | ||
25 | |||
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" | ||
35 | #include "mantis_dvb.h" | ||
36 | #include "mantis_vp1034.h" | ||
37 | #include "mantis_reg.h" | ||
38 | |||
39 | struct mb86a16_config vp1034_mb86a16_config = { | ||
40 | .demod_address = 0x08, | ||
41 | .set_voltage = vp1034_set_voltage, | ||
42 | }; | ||
43 | |||
44 | #define MANTIS_MODEL_NAME "VP-1034" | ||
45 | #define MANTIS_DEV_TYPE "DVB-S/DSS" | ||
46 | |||
47 | int 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: | ||
53 | dprintk(MANTIS_ERROR, 1, "Polarization=[13V]"); | ||
54 | mantis_gpio_set_bits(mantis, 13, 1); | ||
55 | mantis_gpio_set_bits(mantis, 14, 0); | ||
56 | break; | ||
57 | case SEC_VOLTAGE_18: | ||
58 | dprintk(MANTIS_ERROR, 1, "Polarization=[18V]"); | ||
59 | mantis_gpio_set_bits(mantis, 13, 1); | ||
60 | mantis_gpio_set_bits(mantis, 14, 1); | ||
61 | break; | ||
62 | case SEC_VOLTAGE_OFF: | ||
63 | dprintk(MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN"); | ||
64 | break; | ||
65 | default: | ||
66 | dprintk(MANTIS_ERROR, 1, "Invalid = (%d)", (u32) voltage); | ||
67 | return -EINVAL; | ||
68 | } | ||
69 | mmwrite(0x00, MANTIS_GPIF_DOUT); | ||
70 | |||
71 | return 0; | ||
72 | } | ||
73 | |||
74 | static int vp1034_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe) | ||
75 | { | ||
76 | struct i2c_adapter *adapter = &mantis->adapter; | ||
77 | |||
78 | int err = 0; | ||
79 | |||
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)"); | ||
86 | fe = dvb_attach(mb86a16_attach, &vp1034_mb86a16_config, adapter); | ||
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 | } | ||
95 | } else { | ||
96 | dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>", | ||
97 | adapter->name, | ||
98 | err); | ||
99 | |||
100 | return -EIO; | ||
101 | } | ||
102 | mantis->fe = fe; | ||
103 | dprintk(MANTIS_ERROR, 1, "Done!"); | ||
104 | |||
105 | return 0; | ||
106 | } | ||
107 | |||
108 | struct 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, | ||
118 | .power = GPIF_A12, | ||
119 | .reset = GPIF_A13, | ||
120 | }; | ||