Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/drivers/media/dvb/mantis/mantis_vp3030.c
15112 views
1
/*

2
	Mantis VP-3030 driver

3


4
	Copyright (C) Manu Abraham ([email protected])

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 "zl10353.h"

32
#include "tda665x.h"

33
#include "mantis_common.h"

34
#include "mantis_ioc.h"

35
#include "mantis_dvb.h"

36
#include "mantis_vp3030.h"

37


38
struct zl10353_config mantis_vp3030_config = {

39
	.demod_address		= 0x0f,

40
};

41


42
struct tda665x_config env57h12d5_config = {

43
	.name			= "ENV57H12D5 (ET-50DT)",

44
	.addr			= 0x60,

45
	.frequency_min		=  47000000,

46
	.frequency_max		= 862000000,

47
	.frequency_offst	=   3616667,

48
	.ref_multiplier		= 6, /* 1/6 MHz */

49
	.ref_divider		= 100000, /* 1/6 MHz */

50
};

51


52
#define MANTIS_MODEL_NAME	"VP-3030"

53
#define MANTIS_DEV_TYPE		"DVB-T"

54


55


56
static int vp3030_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)

57
{

58
	struct i2c_adapter *adapter	= &mantis->adapter;

59
	struct mantis_hwconfig *config	= mantis->hwconfig;

60
	int err = 0;

61


62
	mantis_gpio_set_bits(mantis, config->reset, 0);

63
	msleep(100);

64
	err = mantis_frontend_power(mantis, POWER_ON);

65
	msleep(100);

66
	mantis_gpio_set_bits(mantis, config->reset, 1);

67


68
	if (err == 0) {

69
		msleep(250);

70
		dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");

71
		fe = dvb_attach(zl10353_attach, &mantis_vp3030_config, adapter);

72


73
		if (!fe)

74
			return -1;

75


76
		dvb_attach(tda665x_attach, fe, &env57h12d5_config, adapter);

77
	} else {

78
		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",

79
			adapter->name,

80
			err);

81


82
		return -EIO;

83


84
	}

85
	mantis->fe = fe;

86
	dprintk(MANTIS_ERROR, 1, "Done!");

87


88
	return 0;

89
}

90


91
struct mantis_hwconfig vp3030_config = {

92
	.model_name	= MANTIS_MODEL_NAME,

93
	.dev_type	= MANTIS_DEV_TYPE,

94
	.ts_size	= MANTIS_TS_188,

95


96
	.baud_rate	= MANTIS_BAUD_9600,

97
	.parity		= MANTIS_PARITY_NONE,

98
	.bytes		= 0,

99


100
	.frontend_init	= vp3030_frontend_init,

101
	.power		= GPIF_A12,

102
	.reset		= GPIF_A13,

103


104
	.i2c_mode	= MANTIS_BYTE_MODE

105
};

106


107