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
201
|
/*
* Driver for the Conexant CX23885 PCIe bridge
*
* Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/fs.h>
#include <linux/kthread.h>
#include <linux/file.h>
#include <linux/suspend.h>
#include "cx23885.h"
#include "dvb-pll.h"
#include <media/v4l2-common.h>
#include "s5h1409.h"
#include "mt2131.h"
static unsigned int debug = 2;
#define dprintk(level,fmt, arg...) if (debug >= level) \
printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg)
/* ------------------------------------------------------------------ */
static int dvb_buf_setup(struct videobuf_queue *q,
unsigned int *count, unsigned int *size)
{
struct cx23885_tsport *port = q->priv_data;
port->ts_packet_size = 188 * 4;
port->ts_packet_count = 32;
*size = port->ts_packet_size * port->ts_packet_count;
*count = 32;
return 0;
}
static int dvb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
enum v4l2_field field)
{
struct cx23885_tsport *port = q->priv_data;
return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb,field);
}
static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
struct cx23885_tsport *port = q->priv_data;
cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
}
static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
}
static struct videobuf_queue_ops dvb_qops = {
.buf_setup = dvb_buf_setup,
.buf_prepare = dvb_buf_prepare,
.buf_queue = dvb_buf_queue,
.buf_release = dvb_buf_release,
};
static struct s5h1409_config hauppauge_hvr1800lp_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_OFF,
.if_freq = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING
};
static struct s5h1409_config hauppauge_hvr1800_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_ON,
.if_freq = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING
};
static struct mt2131_config hauppauge_hvr1800lp_rev2_tunerconfig = {
0x61
};
static struct mt2131_config hauppauge_hvr1800_tunerconfig = {
0x61
};
static int dvb_register(struct cx23885_tsport *port)
{
struct cx23885_dev *dev = port->dev;
/* init struct videobuf_dvb */
port->dvb.name = dev->name;
/* init frontend */
switch (dev->board) {
case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
port->dvb.frontend = dvb_attach(s5h1409_attach,
&hauppauge_hvr1800lp_config,
&dev->i2c_bus[0].i2c_adap);
if (port->dvb.frontend != NULL) {
dvb_attach(mt2131_attach,
port->dvb.frontend,
&dev->i2c_bus[0].i2c_adap,
&hauppauge_hvr1800lp_rev2_tunerconfig,
0);
}
break;
case CX23885_BOARD_HAUPPAUGE_HVR1800:
port->dvb.frontend = dvb_attach(s5h1409_attach,
&hauppauge_hvr1800_config,
&dev->i2c_bus[0].i2c_adap);
if (port->dvb.frontend != NULL) {
dvb_attach(mt2131_attach,
port->dvb.frontend,
&dev->i2c_bus[0].i2c_adap,
&hauppauge_hvr1800_tunerconfig,
0);
}
break;
default:
printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
dev->name);
break;
}
if (NULL == port->dvb.frontend) {
printk("%s: frontend initialization failed\n", dev->name);
return -1;
}
/* Put the analog decoder in standby to keep it quiet */
cx23885_call_i2c_clients (&dev->i2c_bus[0], TUNER_SET_STANDBY, NULL);
/* register everything */
return videobuf_dvb_register(&port->dvb, THIS_MODULE, port, &dev->pci->dev);
}
int cx23885_dvb_register(struct cx23885_tsport *port)
{
struct cx23885_dev *dev = port->dev;
int err;
dprintk( 1, "%s\n", __FUNCTION__);
dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
dev->board,
dev->name,
dev->pci_bus,
dev->pci_slot);
err = -ENODEV;
if (!(cx23885_boards[dev->board].portc & CX23885_MPEG_DVB))
goto fail_core;
/* dvb stuff */
printk("%s: cx23885 based dvb card\n", dev->name);
videobuf_queue_init(
&port->dvb.dvbq,
&dvb_qops,
dev->pci,
&port->slock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_TOP,
sizeof(struct cx23885_buffer),
port);
err = dvb_register(port);
if (err != 0)
printk("%s() dvb_register failed err = %d\n", __FUNCTION__, err);
fail_core:
return err;
}
int cx23885_dvb_unregister(struct cx23885_tsport *port)
{
/* dvb */
if(port->dvb.frontend)
videobuf_dvb_unregister(&port->dvb);
return 0;
}
|
