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d19770e5 ST |
1 | /* |
2 | * Driver for the Conexant CX23885 PCIe bridge | |
3 | * | |
4 | * Copyright (c) 2006 Steven Toth <stoth@hauppauge.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 | * | |
15 | * GNU General Public License for more details. | |
16 | * | |
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. | |
20 | */ | |
21 | ||
22 | #include <linux/module.h> | |
23 | #include <linux/init.h> | |
24 | #include <linux/device.h> | |
25 | #include <linux/fs.h> | |
26 | #include <linux/kthread.h> | |
27 | #include <linux/file.h> | |
28 | #include <linux/suspend.h> | |
29 | ||
30 | #include "cx23885.h" | |
d19770e5 ST |
31 | #include <media/v4l2-common.h> |
32 | ||
33 | #include "s5h1409.h" | |
34 | #include "mt2131.h" | |
35 | ||
36 | static unsigned int debug = 2; | |
37 | ||
38 | #define dprintk(level,fmt, arg...) if (debug >= level) \ | |
39 | printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg) | |
40 | ||
41 | /* ------------------------------------------------------------------ */ | |
42 | ||
43 | static int dvb_buf_setup(struct videobuf_queue *q, | |
44 | unsigned int *count, unsigned int *size) | |
45 | { | |
46 | struct cx23885_tsport *port = q->priv_data; | |
47 | ||
48 | port->ts_packet_size = 188 * 4; | |
49 | port->ts_packet_count = 32; | |
50 | ||
51 | *size = port->ts_packet_size * port->ts_packet_count; | |
52 | *count = 32; | |
53 | return 0; | |
54 | } | |
55 | ||
44a6481d MK |
56 | static int dvb_buf_prepare(struct videobuf_queue *q, |
57 | struct videobuf_buffer *vb, enum v4l2_field field) | |
d19770e5 ST |
58 | { |
59 | struct cx23885_tsport *port = q->priv_data; | |
44a6481d | 60 | return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field); |
d19770e5 ST |
61 | } |
62 | ||
63 | static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) | |
64 | { | |
65 | struct cx23885_tsport *port = q->priv_data; | |
66 | cx23885_buf_queue(port, (struct cx23885_buffer*)vb); | |
67 | } | |
68 | ||
44a6481d MK |
69 | static void dvb_buf_release(struct videobuf_queue *q, |
70 | struct videobuf_buffer *vb) | |
d19770e5 ST |
71 | { |
72 | cx23885_free_buffer(q, (struct cx23885_buffer*)vb); | |
73 | } | |
74 | ||
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, | |
80 | }; | |
81 | ||
82 | static struct s5h1409_config hauppauge_hvr1800lp_config = { | |
83 | .demod_address = 0x32 >> 1, | |
84 | .output_mode = S5H1409_SERIAL_OUTPUT, | |
85 | .gpio = S5H1409_GPIO_OFF, | |
86 | .if_freq = 44000, | |
fe475163 ST |
87 | .inversion = S5H1409_INVERSION_OFF, |
88 | .status_mode = S5H1409_DEMODLOCKING | |
d19770e5 ST |
89 | }; |
90 | ||
91 | static struct s5h1409_config hauppauge_hvr1800_config = { | |
92 | .demod_address = 0x32 >> 1, | |
93 | .output_mode = S5H1409_SERIAL_OUTPUT, | |
94 | .gpio = S5H1409_GPIO_ON, | |
95 | .if_freq = 44000, | |
fe475163 ST |
96 | .inversion = S5H1409_INVERSION_OFF, |
97 | .status_mode = S5H1409_DEMODLOCKING | |
d19770e5 ST |
98 | }; |
99 | ||
100 | ||
101 | static struct mt2131_config hauppauge_hvr1800lp_rev2_tunerconfig = { | |
102 | 0x61 | |
103 | }; | |
104 | ||
105 | static struct mt2131_config hauppauge_hvr1800_tunerconfig = { | |
106 | 0x61 | |
107 | }; | |
108 | ||
109 | static int dvb_register(struct cx23885_tsport *port) | |
110 | { | |
111 | struct cx23885_dev *dev = port->dev; | |
112 | ||
113 | /* init struct videobuf_dvb */ | |
114 | port->dvb.name = dev->name; | |
115 | ||
116 | /* init frontend */ | |
117 | switch (dev->board) { | |
118 | case CX23885_BOARD_HAUPPAUGE_HVR1800lp: | |
119 | port->dvb.frontend = dvb_attach(s5h1409_attach, | |
44a6481d MK |
120 | &hauppauge_hvr1800lp_config, |
121 | &dev->i2c_bus[0].i2c_adap); | |
d19770e5 | 122 | if (port->dvb.frontend != NULL) { |
44a6481d MK |
123 | dvb_attach(mt2131_attach, port->dvb.frontend, |
124 | &dev->i2c_bus[0].i2c_adap, | |
125 | &hauppauge_hvr1800lp_rev2_tunerconfig, 0); | |
d19770e5 ST |
126 | } |
127 | break; | |
128 | case CX23885_BOARD_HAUPPAUGE_HVR1800: | |
129 | port->dvb.frontend = dvb_attach(s5h1409_attach, | |
44a6481d MK |
130 | &hauppauge_hvr1800_config, |
131 | &dev->i2c_bus[0].i2c_adap); | |
d19770e5 | 132 | if (port->dvb.frontend != NULL) { |
44a6481d MK |
133 | dvb_attach(mt2131_attach, port->dvb.frontend, |
134 | &dev->i2c_bus[0].i2c_adap, | |
135 | &hauppauge_hvr1800_tunerconfig, 0); | |
d19770e5 ST |
136 | } |
137 | break; | |
138 | default: | |
139 | printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n", | |
140 | dev->name); | |
141 | break; | |
142 | } | |
143 | if (NULL == port->dvb.frontend) { | |
144 | printk("%s: frontend initialization failed\n", dev->name); | |
145 | return -1; | |
146 | } | |
147 | ||
148 | /* Put the analog decoder in standby to keep it quiet */ | |
149 | cx23885_call_i2c_clients (&dev->i2c_bus[0], TUNER_SET_STANDBY, NULL); | |
150 | ||
151 | /* register everything */ | |
44a6481d MK |
152 | return videobuf_dvb_register(&port->dvb, THIS_MODULE, port, |
153 | &dev->pci->dev); | |
d19770e5 ST |
154 | } |
155 | ||
156 | int cx23885_dvb_register(struct cx23885_tsport *port) | |
157 | { | |
158 | struct cx23885_dev *dev = port->dev; | |
159 | int err; | |
160 | ||
44a6481d MK |
161 | dprintk(1, "%s\n", __FUNCTION__); |
162 | dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n", | |
d19770e5 ST |
163 | dev->board, |
164 | dev->name, | |
165 | dev->pci_bus, | |
166 | dev->pci_slot); | |
167 | ||
168 | err = -ENODEV; | |
169 | if (!(cx23885_boards[dev->board].portc & CX23885_MPEG_DVB)) | |
170 | goto fail_core; | |
171 | ||
172 | /* dvb stuff */ | |
173 | printk("%s: cx23885 based dvb card\n", dev->name); | |
44a6481d MK |
174 | videobuf_queue_init(&port->dvb.dvbq, &dvb_qops, dev->pci, &port->slock, |
175 | V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP, | |
176 | sizeof(struct cx23885_buffer), port); | |
d19770e5 ST |
177 | err = dvb_register(port); |
178 | if (err != 0) | |
179 | printk("%s() dvb_register failed err = %d\n", __FUNCTION__, err); | |
180 | ||
181 | fail_core: | |
182 | return err; | |
183 | } | |
184 | ||
185 | int cx23885_dvb_unregister(struct cx23885_tsport *port) | |
186 | { | |
187 | /* dvb */ | |
188 | if(port->dvb.frontend) | |
189 | videobuf_dvb_unregister(&port->dvb); | |
190 | ||
191 | return 0; | |
192 | } | |
44a6481d MK |
193 | |
194 | /* | |
195 | * Local variables: | |
196 | * c-basic-offset: 8 | |
197 | * End: | |
198 | * 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 | |
199 | */ |