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

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /* DVB USB library compliant Linux driver for the WideView/ Yakumo/ Hama/
   3  * Typhoon/ Yuan/ Miglia DVB-T USB2.0 receiver.
   4  *
   5  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
   6  *
   7  * Thanks to Steve Chang from WideView for providing support for the WT-220U.
   8  *
   9  * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
  10  */
  11 #include "dtt200u.h"
  12
  13 /* debug */
  14 int dvb_usb_dtt200u_debug;
  15 module_param_named(debug,dvb_usb_dtt200u_debug, int, 0644);
  16 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2 (or-able))." DVB_USB_DEBUG_STATUS);
  17
  18 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  19
  20 struct dtt200u_state {
  21         unsigned char data[80];
  22 };
  23
  24 static int dtt200u_power_ctrl(struct dvb_usb_device *d, int onoff)
  25 {
  26         struct dtt200u_state *st = d->priv;
  27         int ret = 0;
  28
  29         mutex_lock(&d->data_mutex);
  30
  31         st->data[0] = SET_INIT;
  32
  33         if (onoff)
  34                 ret = dvb_usb_generic_write(d, st->data, 2);
  35
  36         mutex_unlock(&d->data_mutex);
  37         return ret;
  38 }
  39
  40 static int dtt200u_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
  41 {
  42         struct dvb_usb_device *d = adap->dev;
  43         struct dtt200u_state *st = d->priv;
  44         int ret;
  45
  46         mutex_lock(&d->data_mutex);
  47         st->data[0] = SET_STREAMING;
  48         st->data[1] = onoff;
  49
  50         ret = dvb_usb_generic_write(adap->dev, st->data, 2);
  51         if (ret < 0)
  52                 goto ret;
  53
  54         if (onoff)
  55                 goto ret;
  56
  57         st->data[0] = RESET_PID_FILTER;
  58         ret = dvb_usb_generic_write(adap->dev, st->data, 1);
  59
  60 ret:
  61         mutex_unlock(&d->data_mutex);
  62
  63         return ret;
  64 }
  65
  66 static int dtt200u_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
  67 {
  68         struct dvb_usb_device *d = adap->dev;
  69         struct dtt200u_state *st = d->priv;
  70         int ret;
  71
  72         pid = onoff ? pid : 0;
  73
  74         mutex_lock(&d->data_mutex);
  75         st->data[0] = SET_PID_FILTER;
  76         st->data[1] = index;
  77         st->data[2] = pid & 0xff;
  78         st->data[3] = (pid >> 8) & 0x1f;
  79
  80         ret = dvb_usb_generic_write(adap->dev, st->data, 4);
  81         mutex_unlock(&d->data_mutex);
  82
  83         return ret;
  84 }
  85
  86 static int dtt200u_rc_query(struct dvb_usb_device *d)
  87 {
  88         struct dtt200u_state *st = d->priv;
  89         u32 scancode;
  90         int ret;
  91
  92         mutex_lock(&d->data_mutex);
  93         st->data[0] = GET_RC_CODE;
  94
  95         ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
  96         if (ret < 0)
  97                 goto ret;
  98
  99         if (st->data[0] == 1) {
 100                 enum rc_proto proto = RC_PROTO_NEC;
 101
 102                 scancode = st->data[1];
 103                 if ((u8) ~st->data[1] != st->data[2]) {
 104                         /* Extended NEC */
 105                         scancode = scancode << 8;
 106                         scancode |= st->data[2];
 107                         proto = RC_PROTO_NECX;
 108                 }
 109                 scancode = scancode << 8;
 110                 scancode |= st->data[3];
 111
 112                 /* Check command checksum is ok */
 113                 if ((u8) ~st->data[3] == st->data[4])
 114                         rc_keydown(d->rc_dev, proto, scancode, 0);
 115                 else
 116                         rc_keyup(d->rc_dev);
 117         } else if (st->data[0] == 2) {
 118                 rc_repeat(d->rc_dev);
 119         } else {
 120                 rc_keyup(d->rc_dev);
 121         }
 122
 123         if (st->data[0] != 0)
 124                 deb_info("st->data: %*ph\n", 5, st->data);
 125
 126 ret:
 127         mutex_unlock(&d->data_mutex);
 128         return ret;
 129 }
 130
 131 static int dtt200u_frontend_attach(struct dvb_usb_adapter *adap)
 132 {
 133         adap->fe_adap[0].fe = dtt200u_fe_attach(adap->dev);
 134         return 0;
 135 }
 136
 137 static struct dvb_usb_device_properties dtt200u_properties;
 138 static struct dvb_usb_device_properties wt220u_fc_properties;
 139 static struct dvb_usb_device_properties wt220u_properties;
 140 static struct dvb_usb_device_properties wt220u_zl0353_properties;
 141 static struct dvb_usb_device_properties wt220u_miglia_properties;
 142
 143 static int dtt200u_usb_probe(struct usb_interface *intf,
 144                 const struct usb_device_id *id)
 145 {
 146         if (0 == dvb_usb_device_init(intf, &dtt200u_properties,
 147                                      THIS_MODULE, NULL, adapter_nr) ||
 148             0 == dvb_usb_device_init(intf, &wt220u_properties,
 149                                      THIS_MODULE, NULL, adapter_nr) ||
 150             0 == dvb_usb_device_init(intf, &wt220u_fc_properties,
 151                                      THIS_MODULE, NULL, adapter_nr) ||
 152             0 == dvb_usb_device_init(intf, &wt220u_zl0353_properties,
 153                                      THIS_MODULE, NULL, adapter_nr) ||
 154             0 == dvb_usb_device_init(intf, &wt220u_miglia_properties,
 155                                      THIS_MODULE, NULL, adapter_nr))
 156                 return 0;
 157
 158         return -ENODEV;
 159 }
 160
 161 static struct usb_device_id dtt200u_usb_table [] = {
 162         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_DTT200U_COLD) },
 163         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_DTT200U_WARM) },
 164         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_COLD)  },
 165         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_WARM)  },
 166         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_ZL0353_COLD)  },
 167         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_ZL0353_WARM)  },
 168         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_FC_COLD)  },
 169         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_FC_WARM)  },
 170         { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_WT220U_ZAP250_COLD)  },
 171         { USB_DEVICE(USB_VID_MIGLIA, USB_PID_WT220U_ZAP250_COLD)  },
 172         { 0 },
 173 };
 174 MODULE_DEVICE_TABLE(usb, dtt200u_usb_table);
 175
 176 static struct dvb_usb_device_properties dtt200u_properties = {
 177         .usb_ctrl = CYPRESS_FX2,
 178         .firmware = "dvb-usb-dtt200u-01.fw",
 179
 180         .size_of_priv     = sizeof(struct dtt200u_state),
 181
 182         .num_adapters = 1,
 183         .adapter = {
 184                 {
 185                 .num_frontends = 1,
 186                 .fe = {{
 187                         .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
 188                         .pid_filter_count = 15,
 189
 190         .streaming_ctrl  = dtt200u_streaming_ctrl,
 191         .pid_filter      = dtt200u_pid_filter,
 192         .frontend_attach = dtt200u_frontend_attach,
 193         /* parameter for the MPEG2-data transfer */
 194                         .stream = {
 195                                 .type = USB_BULK,
 196                 .count = 7,
 197                 .endpoint = 0x02,
 198                 .u = {
 199                         .bulk = {
 200                                 .buffersize = 4096,
 201                         }
 202                 }
 203         },
 204                 }},
 205                 }
 206         },
 207         .power_ctrl      = dtt200u_power_ctrl,
 208
 209         .rc.core = {
 210                 .rc_interval     = 300,
 211                 .rc_codes        = RC_MAP_DTT200U,
 212                 .rc_query        = dtt200u_rc_query,
 213                 .allowed_protos  = RC_PROTO_BIT_NEC,
 214         },
 215
 216         .generic_bulk_ctrl_endpoint = 0x01,
 217
 218         .num_device_descs = 1,
 219         .devices = {
 220                 { .name = "WideView/Yuan/Yakumo/Hama/Typhoon DVB-T USB2.0 (WT-200U)",
 221                   .cold_ids = { &dtt200u_usb_table[0], NULL },
 222                   .warm_ids = { &dtt200u_usb_table[1], NULL },
 223                 },
 224                 { NULL },
 225         }
 226 };
 227
 228 static struct dvb_usb_device_properties wt220u_properties = {
 229         .usb_ctrl = CYPRESS_FX2,
 230         .firmware = "dvb-usb-wt220u-02.fw",
 231
 232         .size_of_priv     = sizeof(struct dtt200u_state),
 233
 234         .num_adapters = 1,
 235         .adapter = {
 236                 {
 237                 .num_frontends = 1,
 238                 .fe = {{
 239                         .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
 240                         .pid_filter_count = 15,
 241
 242         .streaming_ctrl  = dtt200u_streaming_ctrl,
 243         .pid_filter      = dtt200u_pid_filter,
 244         .frontend_attach = dtt200u_frontend_attach,
 245         /* parameter for the MPEG2-data transfer */
 246                         .stream = {
 247                                 .type = USB_BULK,
 248                 .count = 7,
 249                 .endpoint = 0x02,
 250                 .u = {
 251                         .bulk = {
 252                                 .buffersize = 4096,
 253                         }
 254                 }
 255         },
 256                 }},
 257                 }
 258         },
 259         .power_ctrl      = dtt200u_power_ctrl,
 260
 261         .rc.core = {
 262                 .rc_interval     = 300,
 263                 .rc_codes        = RC_MAP_DTT200U,
 264                 .rc_query        = dtt200u_rc_query,
 265                 .allowed_protos  = RC_PROTO_BIT_NEC,
 266         },
 267
 268         .generic_bulk_ctrl_endpoint = 0x01,
 269
 270         .num_device_descs = 1,
 271         .devices = {
 272                 { .name = "WideView WT-220U PenType Receiver (Typhoon/Freecom)",
 273                   .cold_ids = { &dtt200u_usb_table[2], &dtt200u_usb_table[8], NULL },
 274                   .warm_ids = { &dtt200u_usb_table[3], NULL },
 275                 },
 276                 { NULL },
 277         }
 278 };
 279
 280 static struct dvb_usb_device_properties wt220u_fc_properties = {
 281         .usb_ctrl = CYPRESS_FX2,
 282         .firmware = "dvb-usb-wt220u-fc03.fw",
 283
 284         .size_of_priv     = sizeof(struct dtt200u_state),
 285
 286         .num_adapters = 1,
 287         .adapter = {
 288                 {
 289                 .num_frontends = 1,
 290                 .fe = {{
 291                         .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
 292                         .pid_filter_count = 15,
 293
 294         .streaming_ctrl  = dtt200u_streaming_ctrl,
 295         .pid_filter      = dtt200u_pid_filter,
 296         .frontend_attach = dtt200u_frontend_attach,
 297         /* parameter for the MPEG2-data transfer */
 298                         .stream = {
 299                                 .type = USB_BULK,
 300                 .count = 7,
 301                                 .endpoint = 0x06,
 302                 .u = {
 303                         .bulk = {
 304                                 .buffersize = 4096,
 305                         }
 306                 }
 307         },
 308                 }},
 309                 }
 310         },
 311         .power_ctrl      = dtt200u_power_ctrl,
 312
 313         .rc.core = {
 314                 .rc_interval     = 300,
 315                 .rc_codes        = RC_MAP_DTT200U,
 316                 .rc_query        = dtt200u_rc_query,
 317                 .allowed_protos  = RC_PROTO_BIT_NEC,
 318         },
 319
 320         .generic_bulk_ctrl_endpoint = 0x01,
 321
 322         .num_device_descs = 1,
 323         .devices = {
 324                 { .name = "WideView WT-220U PenType Receiver (Typhoon/Freecom)",
 325                   .cold_ids = { &dtt200u_usb_table[6], NULL },
 326                   .warm_ids = { &dtt200u_usb_table[7], NULL },
 327                 },
 328                 { NULL },
 329         }
 330 };
 331
 332 static struct dvb_usb_device_properties wt220u_zl0353_properties = {
 333         .usb_ctrl = CYPRESS_FX2,
 334         .firmware = "dvb-usb-wt220u-zl0353-01.fw",
 335
 336         .size_of_priv     = sizeof(struct dtt200u_state),
 337
 338         .num_adapters = 1,
 339         .adapter = {
 340                 {
 341                 .num_frontends = 1,
 342                 .fe = {{
 343                         .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_NEED_PID_FILTERING,
 344                         .pid_filter_count = 15,
 345
 346                         .streaming_ctrl  = dtt200u_streaming_ctrl,
 347                         .pid_filter      = dtt200u_pid_filter,
 348                         .frontend_attach = dtt200u_frontend_attach,
 349                         /* parameter for the MPEG2-data transfer */
 350                         .stream = {
 351                                 .type = USB_BULK,
 352                                 .count = 7,
 353                                 .endpoint = 0x02,
 354                                 .u = {
 355                                         .bulk = {
 356                                                 .buffersize = 4096,
 357                                         }
 358                                 }
 359                         },
 360                 }},
 361                 }
 362         },
 363         .power_ctrl      = dtt200u_power_ctrl,
 364
 365         .rc.core = {
 366                 .rc_interval     = 300,
 367                 .rc_codes        = RC_MAP_DTT200U,
 368                 .rc_query        = dtt200u_rc_query,
 369                 .allowed_protos  = RC_PROTO_BIT_NEC,
 370         },
 371
 372         .generic_bulk_ctrl_endpoint = 0x01,
 373
 374         .num_device_descs = 1,
 375         .devices = {
 376                 { .name = "WideView WT-220U PenType Receiver (based on ZL353)",
 377                   .cold_ids = { &dtt200u_usb_table[4], NULL },
 378                   .warm_ids = { &dtt200u_usb_table[5], NULL },
 379                 },
 380                 { NULL },
 381         }
 382 };
 383
 384 static struct dvb_usb_device_properties wt220u_miglia_properties = {
 385         .usb_ctrl = CYPRESS_FX2,
 386         .firmware = "dvb-usb-wt220u-miglia-01.fw",
 387
 388         .size_of_priv     = sizeof(struct dtt200u_state),
 389
 390         .num_adapters = 1,
 391         .generic_bulk_ctrl_endpoint = 0x01,
 392
 393         .num_device_descs = 1,
 394         .devices = {
 395                 { .name = "WideView WT-220U PenType Receiver (Miglia)",
 396                   .cold_ids = { &dtt200u_usb_table[9], NULL },
 397                   /* This device turns into WT220U_ZL0353_WARM when fw
 398                      has been uploaded */
 399                   .warm_ids = { NULL },
 400                 },
 401                 { NULL },
 402         }
 403 };
 404
 405 /* usb specific object needed to register this driver with the usb subsystem */
 406 static struct usb_driver dtt200u_usb_driver = {
 407         .name           = "dvb_usb_dtt200u",
 408         .probe          = dtt200u_usb_probe,
 409         .disconnect = dvb_usb_device_exit,
 410         .id_table       = dtt200u_usb_table,
 411 };
 412
 413 module_usb_driver(dtt200u_usb_driver);
 414
 415 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
 416 MODULE_DESCRIPTION("Driver for the WideView/Yakumo/Hama/Typhoon/Club3D/Miglia DVB-T USB2.0 devices");
 417 MODULE_VERSION("1.0");
 418 MODULE_LICENSE("GPL");