Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
[linux-2.6] / drivers / media / dvb / dvb-usb / a800.c
1 /* DVB USB framework compliant Linux driver for the AVerMedia AverTV DVB-T
2  * USB2.0 (A800) DVB-T receiver.
3  *
4  * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@desy.de)
5  *
6  * Thanks to
7  *   - AVerMedia who kindly provided information and
8  *   - Glen Harris who suffered from my mistakes during development.
9  *
10  *      This program is free software; you can redistribute it and/or modify it
11  *      under the terms of the GNU General Public License as published by the Free
12  *      Software Foundation, version 2.
13  *
14  * see Documentation/dvb/README.dvb-usb for more information
15  */
16 #include "dibusb.h"
17
18 static int debug;
19 module_param(debug, int, 0644);
20 MODULE_PARM_DESC(debug, "set debugging level (rc=1 (or-able))." DVB_USB_DEBUG_STATUS);
21
22 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
23
24 #define deb_rc(args...)   dprintk(debug,0x01,args)
25
26 static int a800_power_ctrl(struct dvb_usb_device *d, int onoff)
27 {
28         /* do nothing for the AVerMedia */
29         return 0;
30 }
31
32 /* assure to put cold to 0 for iManufacturer == 1 */
33 static int a800_identify_state(struct usb_device *udev, struct dvb_usb_device_properties *props,
34         struct dvb_usb_device_description **desc, int *cold)
35 {
36         *cold = udev->descriptor.iManufacturer != 1;
37         return 0;
38 }
39
40 static struct dvb_usb_rc_key a800_rc_keys[] = {
41         { 0x02, 0x01, KEY_PROG1 },       /* SOURCE */
42         { 0x02, 0x00, KEY_POWER },       /* POWER */
43         { 0x02, 0x05, KEY_1 },           /* 1 */
44         { 0x02, 0x06, KEY_2 },           /* 2 */
45         { 0x02, 0x07, KEY_3 },           /* 3 */
46         { 0x02, 0x09, KEY_4 },           /* 4 */
47         { 0x02, 0x0a, KEY_5 },           /* 5 */
48         { 0x02, 0x0b, KEY_6 },           /* 6 */
49         { 0x02, 0x0d, KEY_7 },           /* 7 */
50         { 0x02, 0x0e, KEY_8 },           /* 8 */
51         { 0x02, 0x0f, KEY_9 },           /* 9 */
52         { 0x02, 0x12, KEY_LEFT },        /* L / DISPLAY */
53         { 0x02, 0x11, KEY_0 },           /* 0 */
54         { 0x02, 0x13, KEY_RIGHT },       /* R / CH RTN */
55         { 0x02, 0x17, KEY_PROG2 },       /* SNAP SHOT */
56         { 0x02, 0x10, KEY_PROG3 },       /* 16-CH PREV */
57         { 0x02, 0x1e, KEY_VOLUMEDOWN },  /* VOL DOWN */
58         { 0x02, 0x0c, KEY_ZOOM },        /* FULL SCREEN */
59         { 0x02, 0x1f, KEY_VOLUMEUP },    /* VOL UP */
60         { 0x02, 0x14, KEY_MUTE },        /* MUTE */
61         { 0x02, 0x08, KEY_AUDIO },       /* AUDIO */
62         { 0x02, 0x19, KEY_RECORD },      /* RECORD */
63         { 0x02, 0x18, KEY_PLAY },        /* PLAY */
64         { 0x02, 0x1b, KEY_STOP },        /* STOP */
65         { 0x02, 0x1a, KEY_PLAYPAUSE },   /* TIMESHIFT / PAUSE */
66         { 0x02, 0x1d, KEY_BACK },        /* << / RED */
67         { 0x02, 0x1c, KEY_FORWARD },     /* >> / YELLOW */
68         { 0x02, 0x03, KEY_TEXT },        /* TELETEXT */
69         { 0x02, 0x04, KEY_EPG },         /* EPG */
70         { 0x02, 0x15, KEY_MENU },        /* MENU */
71
72         { 0x03, 0x03, KEY_CHANNELUP },   /* CH UP */
73         { 0x03, 0x02, KEY_CHANNELDOWN }, /* CH DOWN */
74         { 0x03, 0x01, KEY_FIRST },       /* |<< / GREEN */
75         { 0x03, 0x00, KEY_LAST },        /* >>| / BLUE */
76
77 };
78
79 static int a800_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
80 {
81         u8 key[5];
82         if (usb_control_msg(d->udev,usb_rcvctrlpipe(d->udev,0),
83                                 0x04, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, key, 5,
84                                 2000) != 5)
85                 return -ENODEV;
86
87         /* call the universal NEC remote processor, to find out the key's state and event */
88         dvb_usb_nec_rc_key_to_event(d,key,event,state);
89         if (key[0] != 0)
90                 deb_rc("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
91         return 0;
92 }
93
94 /* USB Driver stuff */
95 static struct dvb_usb_device_properties a800_properties;
96
97 static int a800_probe(struct usb_interface *intf,
98                 const struct usb_device_id *id)
99 {
100         return dvb_usb_device_init(intf, &a800_properties,
101                                    THIS_MODULE, NULL, adapter_nr);
102 }
103
104 /* do not change the order of the ID table */
105 static struct usb_device_id a800_table [] = {
106 /* 00 */        { USB_DEVICE(USB_VID_AVERMEDIA,     USB_PID_AVERMEDIA_DVBT_USB2_COLD) },
107 /* 01 */        { USB_DEVICE(USB_VID_AVERMEDIA,     USB_PID_AVERMEDIA_DVBT_USB2_WARM) },
108                         { }             /* Terminating entry */
109 };
110 MODULE_DEVICE_TABLE (usb, a800_table);
111
112 static struct dvb_usb_device_properties a800_properties = {
113         .caps = DVB_USB_IS_AN_I2C_ADAPTER,
114
115         .usb_ctrl = CYPRESS_FX2,
116         .firmware = "dvb-usb-avertv-a800-02.fw",
117
118         .num_adapters = 1,
119         .adapter = {
120                 {
121                         .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
122                         .pid_filter_count = 32,
123                         .streaming_ctrl   = dibusb2_0_streaming_ctrl,
124                         .pid_filter       = dibusb_pid_filter,
125                         .pid_filter_ctrl  = dibusb_pid_filter_ctrl,
126
127                         .frontend_attach  = dibusb_dib3000mc_frontend_attach,
128                         .tuner_attach     = dibusb_dib3000mc_tuner_attach,
129
130                         /* parameter for the MPEG2-data transfer */
131                                         .stream = {
132                                                 .type = USB_BULK,
133                                 .count = 7,
134                                 .endpoint = 0x06,
135                                 .u = {
136                                         .bulk = {
137                                                 .buffersize = 4096,
138                                         }
139                                 }
140                         },
141
142                         .size_of_priv     = sizeof(struct dibusb_state),
143                 },
144         },
145
146         .power_ctrl       = a800_power_ctrl,
147         .identify_state   = a800_identify_state,
148
149         .rc_interval      = DEFAULT_RC_INTERVAL,
150         .rc_key_map       = a800_rc_keys,
151         .rc_key_map_size  = ARRAY_SIZE(a800_rc_keys),
152         .rc_query         = a800_rc_query,
153
154         .i2c_algo         = &dibusb_i2c_algo,
155
156         .generic_bulk_ctrl_endpoint = 0x01,
157         .num_device_descs = 1,
158         .devices = {
159                 {   "AVerMedia AverTV DVB-T USB 2.0 (A800)",
160                         { &a800_table[0], NULL },
161                         { &a800_table[1], NULL },
162                 },
163         }
164 };
165
166 static struct usb_driver a800_driver = {
167         .name           = "dvb_usb_a800",
168         .probe          = a800_probe,
169         .disconnect = dvb_usb_device_exit,
170         .id_table       = a800_table,
171 };
172
173 /* module stuff */
174 static int __init a800_module_init(void)
175 {
176         int result;
177         if ((result = usb_register(&a800_driver))) {
178                 err("usb_register failed. Error number %d",result);
179                 return result;
180         }
181
182         return 0;
183 }
184
185 static void __exit a800_module_exit(void)
186 {
187         /* deregister this driver from the USB subsystem */
188         usb_deregister(&a800_driver);
189 }
190
191 module_init (a800_module_init);
192 module_exit (a800_module_exit);
193
194 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
195 MODULE_DESCRIPTION("AVerMedia AverTV DVB-T USB 2.0 (A800)");
196 MODULE_VERSION("1.0");
197 MODULE_LICENSE("GPL");