drivers/media/dvb/dvb-usb/dtt200u.c

   1 /* DVB USB library compliant Linux driver for the WideView/ Yakumo/ Hama/
   2  * Typhoon/ Yuan DVB-T USB2.0 receiver.
   3  *
   4  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
   5  *
   6  * Thanks to Steve Chang from WideView for providing support for the WT-220U.
   7  *
   8  *      This program is free software; you can redistribute it and/or modify it
   9  *      under the terms of the GNU General Public License as published by the Free
  10  *      Software Foundation, version 2.
  11  *
  12  * see Documentation/dvb/README.dvb-usb for more information
  13  */
  14 #include "dtt200u.h"
  15
  16 /* debug */
  17 int dvb_usb_dtt200u_debug;
  18 module_param_named(debug,dvb_usb_dtt200u_debug, int, 0644);
  19 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2 (or-able))." DVB_USB_DEBUG_STATUS);
  20
  21 static int dtt200u_power_ctrl(struct dvb_usb_device *d, int onoff)
  22 {
  23         u8 b = SET_INIT;
  24
  25         if (onoff)
  26                 dvb_usb_generic_write(d,&b,2);
  27
  28         return 0;
  29 }
  30
  31 static int dtt200u_streaming_ctrl(struct dvb_usb_device *d, int onoff)
  32 {
  33         u8 b_streaming[2] = { SET_STREAMING, onoff };
  34         u8 b_rst_pid = RESET_PID_FILTER;
  35
  36         dvb_usb_generic_write(d,b_streaming,2);
  37
  38         if (onoff == 0)
  39                 dvb_usb_generic_write(d,&b_rst_pid,1);
  40         return 0;
  41 }
  42
  43 static int dtt200u_pid_filter(struct dvb_usb_device *d, int index, u16 pid, int onoff)
  44 {
  45         u8 b_pid[4];
  46         pid = onoff ? pid : 0;
  47
  48         b_pid[0] = SET_PID_FILTER;
  49         b_pid[1] = index;
  50         b_pid[2] = pid & 0xff;
  51         b_pid[3] = (pid >> 8) & 0x1f;
  52
  53         return dvb_usb_generic_write(d,b_pid,4);
  54 }
  55
  56 /* remote control */
  57 /* key list for the tiny remote control (Yakumo, don't know about the others) */
  58 static struct dvb_usb_rc_key dtt200u_rc_keys[] = {
  59         { 0x80, 0x01, KEY_MUTE },
  60         { 0x80, 0x02, KEY_CHANNELDOWN },
  61         { 0x80, 0x03, KEY_VOLUMEDOWN },
  62         { 0x80, 0x04, KEY_1 },
  63         { 0x80, 0x05, KEY_2 },
  64         { 0x80, 0x06, KEY_3 },
  65         { 0x80, 0x07, KEY_4 },
  66         { 0x80, 0x08, KEY_5 },
  67         { 0x80, 0x09, KEY_6 },
  68         { 0x80, 0x0a, KEY_7 },
  69         { 0x80, 0x0c, KEY_ZOOM },
  70         { 0x80, 0x0d, KEY_0 },
  71         { 0x80, 0x0e, KEY_SELECT },
  72         { 0x80, 0x12, KEY_POWER },
  73         { 0x80, 0x1a, KEY_CHANNELUP },
  74         { 0x80, 0x1b, KEY_8 },
  75         { 0x80, 0x1e, KEY_VOLUMEUP },
  76         { 0x80, 0x1f, KEY_9 },
  77 };
  78
  79 static int dtt200u_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
  80 {
  81         u8 key[5],cmd = GET_RC_CODE;
  82         dvb_usb_generic_rw(d,&cmd,1,key,5,0);
  83         dvb_usb_nec_rc_key_to_event(d,key,event,state);
  84         if (key[0] != 0)
  85                 deb_info("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
  86         return 0;
  87 }
  88
  89 static int dtt200u_frontend_attach(struct dvb_usb_device *d)
  90 {
  91         d->fe = dtt200u_fe_attach(d);
  92         return 0;
  93 }
  94
  95 static struct dvb_usb_properties dtt200u_properties;
  96 static struct dvb_usb_properties wt220u_properties;
  97
  98 static int dtt200u_usb_probe(struct usb_interface *intf,
  99                 const struct usb_device_id *id)
 100 {
 101         if (dvb_usb_device_init(intf,&dtt200u_properties,THIS_MODULE,NULL) == 0 ||
 102                 dvb_usb_device_init(intf,&wt220u_properties,THIS_MODULE,NULL) == 0)
 103                 return 0;
 104
 105         return -ENODEV;
 106 }
 107
 108 static struct usb_device_id dtt200u_usb_table [] = {
 109         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_DTT200U_COLD) },
 110         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_DTT200U_WARM) },
 111         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_COLD)  },
 112         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_WARM)  },
 113         { 0 },
 114 };
 115 MODULE_DEVICE_TABLE(usb, dtt200u_usb_table);
 116
 117 static struct dvb_usb_properties dtt200u_properties = {
 118         .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_NEED_PID_FILTERING,
 119         .pid_filter_count = 15,
 120
 121         .usb_ctrl = CYPRESS_FX2,
 122         .firmware = "dvb-usb-dtt200u-01.fw",
 123
 124         .power_ctrl      = dtt200u_power_ctrl,
 125         .streaming_ctrl  = dtt200u_streaming_ctrl,
 126         .pid_filter      = dtt200u_pid_filter,
 127         .frontend_attach = dtt200u_frontend_attach,
 128
 129         .rc_interval     = 300,
 130         .rc_key_map      = dtt200u_rc_keys,
 131         .rc_key_map_size = ARRAY_SIZE(dtt200u_rc_keys),
 132         .rc_query        = dtt200u_rc_query,
 133
 134         .generic_bulk_ctrl_endpoint = 0x01,
 135
 136         /* parameter for the MPEG2-data transfer */
 137         .urb = {
 138                 .type = DVB_USB_BULK,
 139                 .count = 7,
 140                 .endpoint = 0x02,
 141                 .u = {
 142                         .bulk = {
 143                                 .buffersize = 4096,
 144                         }
 145                 }
 146         },
 147
 148         .num_device_descs = 1,
 149         .devices = {
 150                 { .name = "WideView/Yuan/Yakumo/Hama/Typhoon DVB-T USB2.0 (WT-200U)",
 151                   .cold_ids = { &dtt200u_usb_table[0], NULL },
 152                   .warm_ids = { &dtt200u_usb_table[1], NULL },
 153                 },
 154                 { 0 },
 155         }
 156 };
 157
 158 static struct dvb_usb_properties wt220u_properties = {
 159         .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_NEED_PID_FILTERING,
 160         .pid_filter_count = 15,
 161
 162         .usb_ctrl = CYPRESS_FX2,
 163         .firmware = "dvb-usb-wt220u-01.fw",
 164
 165         .power_ctrl      = dtt200u_power_ctrl,
 166         .streaming_ctrl  = dtt200u_streaming_ctrl,
 167         .pid_filter      = dtt200u_pid_filter,
 168         .frontend_attach = dtt200u_frontend_attach,
 169
 170         .rc_interval     = 300,
 171         .rc_key_map      = dtt200u_rc_keys,
 172         .rc_key_map_size = ARRAY_SIZE(dtt200u_rc_keys),
 173         .rc_query        = dtt200u_rc_query,
 174
 175         .generic_bulk_ctrl_endpoint = 0x01,
 176
 177         /* parameter for the MPEG2-data transfer */
 178         .urb = {
 179                 .type = DVB_USB_BULK,
 180                 .count = 7,
 181                 .endpoint = 0x02,
 182                 .u = {
 183                         .bulk = {
 184                                 .buffersize = 4096,
 185                         }
 186                 }
 187         },
 188
 189         .num_device_descs = 1,
 190         .devices = {
 191                 { .name = "WideView WT-220U PenType Receiver (Typhoon/Freecom)",
 192                   .cold_ids = { &dtt200u_usb_table[2], NULL },
 193                   .warm_ids = { &dtt200u_usb_table[3], NULL },
 194                 },
 195                 { 0 },
 196         }
 197 };
 198
 199 /* usb specific object needed to register this driver with the usb subsystem */
 200 static struct usb_driver dtt200u_usb_driver = {
 201         .owner          = THIS_MODULE,
 202         .name           = "dvb_usb_dtt200u",
 203         .probe          = dtt200u_usb_probe,
 204         .disconnect = dvb_usb_device_exit,
 205         .id_table       = dtt200u_usb_table,
 206 };
 207
 208 /* module stuff */
 209 static int __init dtt200u_usb_module_init(void)
 210 {
 211         int result;
 212         if ((result = usb_register(&dtt200u_usb_driver))) {
 213                 err("usb_register failed. (%d)",result);
 214                 return result;
 215         }
 216
 217         return 0;
 218 }
 219
 220 static void __exit dtt200u_usb_module_exit(void)
 221 {
 222         /* deregister this driver from the USB subsystem */
 223         usb_deregister(&dtt200u_usb_driver);
 224 }
 225
 226 module_init(dtt200u_usb_module_init);
 227 module_exit(dtt200u_usb_module_exit);
 228
 229 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
 230 MODULE_DESCRIPTION("Driver for the WideView/Yakumo/Hama/Typhoon DVB-T USB2.0 devices");
 231 MODULE_VERSION("1.0");
 232 MODULE_LICENSE("GPL");