2 * Driver for the Conexant CX23885 PCIe bridge
4 * Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
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.
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
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <linux/module.h>
23 #include <linux/init.h>
24 #include <linux/device.h>
26 #include <linux/kthread.h>
27 #include <linux/file.h>
28 #include <linux/suspend.h>
31 #include <media/v4l2-common.h>
36 static unsigned int debug
= 0;
38 #define dprintk(level,fmt, arg...) if (debug >= level) \
39 printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg)
41 /* ------------------------------------------------------------------ */
43 static int dvb_buf_setup(struct videobuf_queue
*q
,
44 unsigned int *count
, unsigned int *size
)
46 struct cx23885_tsport
*port
= q
->priv_data
;
48 port
->ts_packet_size
= 188 * 4;
49 port
->ts_packet_count
= 32;
51 *size
= port
->ts_packet_size
* port
->ts_packet_count
;
56 static int dvb_buf_prepare(struct videobuf_queue
*q
,
57 struct videobuf_buffer
*vb
, enum v4l2_field field
)
59 struct cx23885_tsport
*port
= q
->priv_data
;
60 return cx23885_buf_prepare(q
, port
, (struct cx23885_buffer
*)vb
, field
);
63 static void dvb_buf_queue(struct videobuf_queue
*q
, struct videobuf_buffer
*vb
)
65 struct cx23885_tsport
*port
= q
->priv_data
;
66 cx23885_buf_queue(port
, (struct cx23885_buffer
*)vb
);
69 static void dvb_buf_release(struct videobuf_queue
*q
,
70 struct videobuf_buffer
*vb
)
72 cx23885_free_buffer(q
, (struct cx23885_buffer
*)vb
);
75 static struct videobuf_queue_ops dvb_qops
= {
76 .buf_setup
= dvb_buf_setup
,
77 .buf_prepare
= dvb_buf_prepare
,
78 .buf_queue
= dvb_buf_queue
,
79 .buf_release
= dvb_buf_release
,
82 static struct s5h1409_config hauppauge_generic_config
= {
83 .demod_address
= 0x32 >> 1,
84 .output_mode
= S5H1409_SERIAL_OUTPUT
,
85 .gpio
= S5H1409_GPIO_ON
,
87 .inversion
= S5H1409_INVERSION_OFF
,
88 .status_mode
= S5H1409_DEMODLOCKING
91 static struct s5h1409_config hauppauge_hvr1800lp_config
= {
92 .demod_address
= 0x32 >> 1,
93 .output_mode
= S5H1409_SERIAL_OUTPUT
,
94 .gpio
= S5H1409_GPIO_OFF
,
96 .inversion
= S5H1409_INVERSION_OFF
,
97 .status_mode
= S5H1409_DEMODLOCKING
100 static struct mt2131_config hauppauge_generic_tunerconfig
= {
104 static int dvb_register(struct cx23885_tsport
*port
)
106 struct cx23885_dev
*dev
= port
->dev
;
108 /* init struct videobuf_dvb */
109 port
->dvb
.name
= dev
->name
;
112 switch (dev
->board
) {
113 case CX23885_BOARD_HAUPPAUGE_HVR1250
:
114 case CX23885_BOARD_HAUPPAUGE_HVR1800
:
115 port
->dvb
.frontend
= dvb_attach(s5h1409_attach
,
116 &hauppauge_generic_config
,
117 &dev
->i2c_bus
[0].i2c_adap
);
118 if (port
->dvb
.frontend
!= NULL
) {
119 dvb_attach(mt2131_attach
, port
->dvb
.frontend
,
120 &dev
->i2c_bus
[0].i2c_adap
,
121 &hauppauge_generic_tunerconfig
, 0);
124 case CX23885_BOARD_HAUPPAUGE_HVR1800lp
:
125 port
->dvb
.frontend
= dvb_attach(s5h1409_attach
,
126 &hauppauge_hvr1800lp_config
,
127 &dev
->i2c_bus
[0].i2c_adap
);
128 if (port
->dvb
.frontend
!= NULL
) {
129 dvb_attach(mt2131_attach
, port
->dvb
.frontend
,
130 &dev
->i2c_bus
[0].i2c_adap
,
131 &hauppauge_generic_tunerconfig
, 0);
135 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
139 if (NULL
== port
->dvb
.frontend
) {
140 printk("%s: frontend initialization failed\n", dev
->name
);
144 /* Put the analog decoder in standby to keep it quiet */
145 cx23885_call_i2c_clients (&dev
->i2c_bus
[0], TUNER_SET_STANDBY
, NULL
);
147 /* register everything */
148 return videobuf_dvb_register(&port
->dvb
, THIS_MODULE
, port
,
152 int cx23885_dvb_register(struct cx23885_tsport
*port
)
154 struct cx23885_dev
*dev
= port
->dev
;
157 dprintk(1, "%s\n", __FUNCTION__
);
158 dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
165 if (!(cx23885_boards
[dev
->board
].portc
& CX23885_MPEG_DVB
))
169 printk("%s: cx23885 based dvb card\n", dev
->name
);
170 videobuf_queue_init(&port
->dvb
.dvbq
, &dvb_qops
, dev
->pci
, &port
->slock
,
171 V4L2_BUF_TYPE_VIDEO_CAPTURE
, V4L2_FIELD_TOP
,
172 sizeof(struct cx23885_buffer
), port
);
173 err
= dvb_register(port
);
175 printk("%s() dvb_register failed err = %d\n", __FUNCTION__
, err
);
181 int cx23885_dvb_unregister(struct cx23885_tsport
*port
)
184 if(port
->dvb
.frontend
)
185 videobuf_dvb_unregister(&port
->dvb
);
194 * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off