1 /* Common methods for dibusb-based-receivers. 2 * 3 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License as published by the Free 7 * Software Foundation, version 2. 8 * 9 * see Documentation/dvb/README.dvb-usb for more information 10 */ 11 12 #include <linux/kconfig.h> 13 #include "dibusb.h" 14 15 static int debug; 16 module_param(debug, int, 0644); 17 MODULE_PARM_DESC(debug, "set debugging level (1=info (|-able))." DVB_USB_DEBUG_STATUS); 18 MODULE_LICENSE("GPL"); 19 20 #define deb_info(args...) dprintk(debug,0x01,args) 21 22 /* common stuff used by the different dibusb modules */ 23 int dibusb_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) 24 { 25 if (adap->priv != NULL) { 26 struct dibusb_state *st = adap->priv; 27 if (st->ops.fifo_ctrl != NULL) 28 if (st->ops.fifo_ctrl(adap->fe_adap[0].fe, onoff)) { 29 err("error while controlling the fifo of the demod."); 30 return -ENODEV; 31 } 32 } 33 return 0; 34 } 35 EXPORT_SYMBOL(dibusb_streaming_ctrl); 36 37 int dibusb_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff) 38 { 39 if (adap->priv != NULL) { 40 struct dibusb_state *st = adap->priv; 41 if (st->ops.pid_ctrl != NULL) 42 st->ops.pid_ctrl(adap->fe_adap[0].fe, 43 index, pid, onoff); 44 } 45 return 0; 46 } 47 EXPORT_SYMBOL(dibusb_pid_filter); 48 49 int dibusb_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 50 { 51 if (adap->priv != NULL) { 52 struct dibusb_state *st = adap->priv; 53 if (st->ops.pid_parse != NULL) 54 if (st->ops.pid_parse(adap->fe_adap[0].fe, onoff) < 0) 55 err("could not handle pid_parser"); 56 } 57 return 0; 58 } 59 EXPORT_SYMBOL(dibusb_pid_filter_ctrl); 60 61 int dibusb_power_ctrl(struct dvb_usb_device *d, int onoff) 62 { 63 u8 b[3]; 64 int ret; 65 b[0] = DIBUSB_REQ_SET_IOCTL; 66 b[1] = DIBUSB_IOCTL_CMD_POWER_MODE; 67 b[2] = onoff ? DIBUSB_IOCTL_POWER_WAKEUP : DIBUSB_IOCTL_POWER_SLEEP; 68 ret = dvb_usb_generic_write(d,b,3); 69 msleep(10); 70 return ret; 71 } 72 EXPORT_SYMBOL(dibusb_power_ctrl); 73 74 int dibusb2_0_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) 75 { 76 u8 b[3] = { 0 }; 77 int ret; 78 79 if ((ret = dibusb_streaming_ctrl(adap,onoff)) < 0) 80 return ret; 81 82 if (onoff) { 83 b[0] = DIBUSB_REQ_SET_STREAMING_MODE; 84 b[1] = 0x00; 85 if ((ret = dvb_usb_generic_write(adap->dev,b,2)) < 0) 86 return ret; 87 } 88 89 b[0] = DIBUSB_REQ_SET_IOCTL; 90 b[1] = onoff ? DIBUSB_IOCTL_CMD_ENABLE_STREAM : DIBUSB_IOCTL_CMD_DISABLE_STREAM; 91 return dvb_usb_generic_write(adap->dev,b,3); 92 } 93 EXPORT_SYMBOL(dibusb2_0_streaming_ctrl); 94 95 int dibusb2_0_power_ctrl(struct dvb_usb_device *d, int onoff) 96 { 97 if (onoff) { 98 u8 b[3] = { DIBUSB_REQ_SET_IOCTL, DIBUSB_IOCTL_CMD_POWER_MODE, DIBUSB_IOCTL_POWER_WAKEUP }; 99 return dvb_usb_generic_write(d,b,3); 100 } else 101 return 0; 102 } 103 EXPORT_SYMBOL(dibusb2_0_power_ctrl); 104 105 static int dibusb_i2c_msg(struct dvb_usb_device *d, u8 addr, 106 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) 107 { 108 u8 sndbuf[wlen+4]; /* lead(1) devaddr,direction(1) addr(2) data(wlen) (len(2) (when reading)) */ 109 /* write only ? */ 110 int wo = (rbuf == NULL || rlen == 0), 111 len = 2 + wlen + (wo ? 0 : 2); 112 113 sndbuf[0] = wo ? DIBUSB_REQ_I2C_WRITE : DIBUSB_REQ_I2C_READ; 114 sndbuf[1] = (addr << 1) | (wo ? 0 : 1); 115 116 memcpy(&sndbuf[2],wbuf,wlen); 117 118 if (!wo) { 119 sndbuf[wlen+2] = (rlen >> 8) & 0xff; 120 sndbuf[wlen+3] = rlen & 0xff; 121 } 122 123 return dvb_usb_generic_rw(d,sndbuf,len,rbuf,rlen,0); 124 } 125 126 /* 127 * I2C master xfer function 128 */ 129 static int dibusb_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num) 130 { 131 struct dvb_usb_device *d = i2c_get_adapdata(adap); 132 int i; 133 134 if (mutex_lock_interruptible(&d->i2c_mutex) < 0) 135 return -EAGAIN; 136 137 for (i = 0; i < num; i++) { 138 /* write/read request */ 139 if (i+1 < num && (msg[i].flags & I2C_M_RD) == 0 140 && (msg[i+1].flags & I2C_M_RD)) { 141 if (dibusb_i2c_msg(d, msg[i].addr, msg[i].buf,msg[i].len, 142 msg[i+1].buf,msg[i+1].len) < 0) 143 break; 144 i++; 145 } else if ((msg[i].flags & I2C_M_RD) == 0) { 146 if (dibusb_i2c_msg(d, msg[i].addr, msg[i].buf,msg[i].len,NULL,0) < 0) 147 break; 148 } else if (msg[i].addr != 0x50) { 149 /* 0x50 is the address of the eeprom - we need to protect it 150 * from dibusb's bad i2c implementation: reads without 151 * writing the offset before are forbidden */ 152 if (dibusb_i2c_msg(d, msg[i].addr, NULL, 0, msg[i].buf, msg[i].len) < 0) 153 break; 154 } 155 } 156 157 mutex_unlock(&d->i2c_mutex); 158 return i; 159 } 160 161 static u32 dibusb_i2c_func(struct i2c_adapter *adapter) 162 { 163 return I2C_FUNC_I2C; 164 } 165 166 struct i2c_algorithm dibusb_i2c_algo = { 167 .master_xfer = dibusb_i2c_xfer, 168 .functionality = dibusb_i2c_func, 169 }; 170 EXPORT_SYMBOL(dibusb_i2c_algo); 171 172 int dibusb_read_eeprom_byte(struct dvb_usb_device *d, u8 offs, u8 *val) 173 { 174 u8 wbuf[1] = { offs }; 175 return dibusb_i2c_msg(d, 0x50, wbuf, 1, val, 1); 176 } 177 EXPORT_SYMBOL(dibusb_read_eeprom_byte); 178 179 /* 3000MC/P stuff */ 180 // Config Adjacent channels Perf -cal22 181 static struct dibx000_agc_config dib3000p_mt2060_agc_config = { 182 .band_caps = BAND_VHF | BAND_UHF, 183 .setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0), 184 185 .agc1_max = 48497, 186 .agc1_min = 23593, 187 .agc2_max = 46531, 188 .agc2_min = 24904, 189 190 .agc1_pt1 = 0x65, 191 .agc1_pt2 = 0x69, 192 193 .agc1_slope1 = 0x51, 194 .agc1_slope2 = 0x27, 195 196 .agc2_pt1 = 0, 197 .agc2_pt2 = 0x33, 198 199 .agc2_slope1 = 0x35, 200 .agc2_slope2 = 0x37, 201 }; 202 203 static struct dib3000mc_config stk3000p_dib3000p_config = { 204 &dib3000p_mt2060_agc_config, 205 206 .max_time = 0x196, 207 .ln_adc_level = 0x1cc7, 208 209 .output_mpeg2_in_188_bytes = 1, 210 211 .agc_command1 = 1, 212 .agc_command2 = 1, 213 }; 214 215 static struct dibx000_agc_config dib3000p_panasonic_agc_config = { 216 .band_caps = BAND_VHF | BAND_UHF, 217 .setup = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0), 218 219 .agc1_max = 56361, 220 .agc1_min = 22282, 221 .agc2_max = 47841, 222 .agc2_min = 36045, 223 224 .agc1_pt1 = 0x3b, 225 .agc1_pt2 = 0x6b, 226 227 .agc1_slope1 = 0x55, 228 .agc1_slope2 = 0x1d, 229 230 .agc2_pt1 = 0, 231 .agc2_pt2 = 0x0a, 232 233 .agc2_slope1 = 0x95, 234 .agc2_slope2 = 0x1e, 235 }; 236 237 #if IS_ENABLED(CONFIG_DVB_DIB3000MC) 238 239 static struct dib3000mc_config mod3000p_dib3000p_config = { 240 &dib3000p_panasonic_agc_config, 241 242 .max_time = 0x51, 243 .ln_adc_level = 0x1cc7, 244 245 .output_mpeg2_in_188_bytes = 1, 246 247 .agc_command1 = 1, 248 .agc_command2 = 1, 249 }; 250 251 int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap) 252 { 253 if (adap->dev->udev->descriptor.idVendor == USB_VID_LITEON && 254 adap->dev->udev->descriptor.idProduct == 255 USB_PID_LITEON_DVB_T_WARM) { 256 msleep(1000); 257 } 258 259 adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, 260 &adap->dev->i2c_adap, 261 DEFAULT_DIB3000P_I2C_ADDRESS, 262 &mod3000p_dib3000p_config); 263 if ((adap->fe_adap[0].fe) == NULL) 264 adap->fe_adap[0].fe = dvb_attach(dib3000mc_attach, 265 &adap->dev->i2c_adap, 266 DEFAULT_DIB3000MC_I2C_ADDRESS, 267 &mod3000p_dib3000p_config); 268 if ((adap->fe_adap[0].fe) != NULL) { 269 if (adap->priv != NULL) { 270 struct dibusb_state *st = adap->priv; 271 st->ops.pid_parse = dib3000mc_pid_parse; 272 st->ops.pid_ctrl = dib3000mc_pid_control; 273 } 274 return 0; 275 } 276 return -ENODEV; 277 } 278 EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach); 279 280 static struct mt2060_config stk3000p_mt2060_config = { 281 0x60 282 }; 283 284 int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap) 285 { 286 struct dibusb_state *st = adap->priv; 287 u8 a,b; 288 u16 if1 = 1220; 289 struct i2c_adapter *tun_i2c; 290 291 // First IF calibration for Liteon Sticks 292 if (adap->dev->udev->descriptor.idVendor == USB_VID_LITEON && 293 adap->dev->udev->descriptor.idProduct == USB_PID_LITEON_DVB_T_WARM) { 294 295 dibusb_read_eeprom_byte(adap->dev,0x7E,&a); 296 dibusb_read_eeprom_byte(adap->dev,0x7F,&b); 297 298 if (a == 0x00) 299 if1 += b; 300 else if (a == 0x80) 301 if1 -= b; 302 else 303 warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n", a, b); 304 305 } else if (adap->dev->udev->descriptor.idVendor == USB_VID_DIBCOM && 306 adap->dev->udev->descriptor.idProduct == USB_PID_DIBCOM_MOD3001_WARM) { 307 u8 desc; 308 dibusb_read_eeprom_byte(adap->dev, 7, &desc); 309 if (desc == 2) { 310 a = 127; 311 do { 312 dibusb_read_eeprom_byte(adap->dev, a, &desc); 313 a--; 314 } while (a > 7 && (desc == 0xff || desc == 0x00)); 315 if (desc & 0x80) 316 if1 -= (0xff - desc); 317 else 318 if1 += desc; 319 } 320 } 321 322 tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe_adap[0].fe, 1); 323 if (dvb_attach(mt2060_attach, adap->fe_adap[0].fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) { 324 /* not found - use panasonic pll parameters */ 325 if (dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, tun_i2c, DVB_PLL_ENV57H1XD5) == NULL) 326 return -ENOMEM; 327 } else { 328 st->mt2060_present = 1; 329 /* set the correct parameters for the dib3000p */ 330 dib3000mc_set_config(adap->fe_adap[0].fe, &stk3000p_dib3000p_config); 331 } 332 return 0; 333 } 334 EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach); 335 #endif 336 337 /* 338 * common remote control stuff 339 */ 340 struct rc_map_table rc_map_dibusb_table[] = { 341 /* Key codes for the little Artec T1/Twinhan/HAMA/ remote. */ 342 { 0x0016, KEY_POWER }, 343 { 0x0010, KEY_MUTE }, 344 { 0x0003, KEY_1 }, 345 { 0x0001, KEY_2 }, 346 { 0x0006, KEY_3 }, 347 { 0x0009, KEY_4 }, 348 { 0x001d, KEY_5 }, 349 { 0x001f, KEY_6 }, 350 { 0x000d, KEY_7 }, 351 { 0x0019, KEY_8 }, 352 { 0x001b, KEY_9 }, 353 { 0x0015, KEY_0 }, 354 { 0x0005, KEY_CHANNELUP }, 355 { 0x0002, KEY_CHANNELDOWN }, 356 { 0x001e, KEY_VOLUMEUP }, 357 { 0x000a, KEY_VOLUMEDOWN }, 358 { 0x0011, KEY_RECORD }, 359 { 0x0017, KEY_FAVORITES }, /* Heart symbol - Channel list. */ 360 { 0x0014, KEY_PLAY }, 361 { 0x001a, KEY_STOP }, 362 { 0x0040, KEY_REWIND }, 363 { 0x0012, KEY_FASTFORWARD }, 364 { 0x000e, KEY_PREVIOUS }, /* Recall - Previous channel. */ 365 { 0x004c, KEY_PAUSE }, 366 { 0x004d, KEY_SCREEN }, /* Full screen mode. */ 367 { 0x0054, KEY_AUDIO }, /* MTS - Switch to secondary audio. */ 368 /* additional keys TwinHan VisionPlus, the Artec seemingly not have */ 369 { 0x000c, KEY_CANCEL }, /* Cancel */ 370 { 0x001c, KEY_EPG }, /* EPG */ 371 { 0x0000, KEY_TAB }, /* Tab */ 372 { 0x0048, KEY_INFO }, /* Preview */ 373 { 0x0004, KEY_LIST }, /* RecordList */ 374 { 0x000f, KEY_TEXT }, /* Teletext */ 375 /* Key codes for the KWorld/ADSTech/JetWay remote. */ 376 { 0x8612, KEY_POWER }, 377 { 0x860f, KEY_SELECT }, /* source */ 378 { 0x860c, KEY_UNKNOWN }, /* scan */ 379 { 0x860b, KEY_EPG }, 380 { 0x8610, KEY_MUTE }, 381 { 0x8601, KEY_1 }, 382 { 0x8602, KEY_2 }, 383 { 0x8603, KEY_3 }, 384 { 0x8604, KEY_4 }, 385 { 0x8605, KEY_5 }, 386 { 0x8606, KEY_6 }, 387 { 0x8607, KEY_7 }, 388 { 0x8608, KEY_8 }, 389 { 0x8609, KEY_9 }, 390 { 0x860a, KEY_0 }, 391 { 0x8618, KEY_ZOOM }, 392 { 0x861c, KEY_UNKNOWN }, /* preview */ 393 { 0x8613, KEY_UNKNOWN }, /* snap */ 394 { 0x8600, KEY_UNDO }, 395 { 0x861d, KEY_RECORD }, 396 { 0x860d, KEY_STOP }, 397 { 0x860e, KEY_PAUSE }, 398 { 0x8616, KEY_PLAY }, 399 { 0x8611, KEY_BACK }, 400 { 0x8619, KEY_FORWARD }, 401 { 0x8614, KEY_UNKNOWN }, /* pip */ 402 { 0x8615, KEY_ESC }, 403 { 0x861a, KEY_UP }, 404 { 0x861e, KEY_DOWN }, 405 { 0x861f, KEY_LEFT }, 406 { 0x861b, KEY_RIGHT }, 407 408 /* Key codes for the DiBcom MOD3000 remote. */ 409 { 0x8000, KEY_MUTE }, 410 { 0x8001, KEY_TEXT }, 411 { 0x8002, KEY_HOME }, 412 { 0x8003, KEY_POWER }, 413 414 { 0x8004, KEY_RED }, 415 { 0x8005, KEY_GREEN }, 416 { 0x8006, KEY_YELLOW }, 417 { 0x8007, KEY_BLUE }, 418 419 { 0x8008, KEY_DVD }, 420 { 0x8009, KEY_AUDIO }, 421 { 0x800a, KEY_IMAGES }, /* Pictures */ 422 { 0x800b, KEY_VIDEO }, 423 424 { 0x800c, KEY_BACK }, 425 { 0x800d, KEY_UP }, 426 { 0x800e, KEY_RADIO }, 427 { 0x800f, KEY_EPG }, 428 429 { 0x8010, KEY_LEFT }, 430 { 0x8011, KEY_OK }, 431 { 0x8012, KEY_RIGHT }, 432 { 0x8013, KEY_UNKNOWN }, /* SAP */ 433 434 { 0x8014, KEY_TV }, 435 { 0x8015, KEY_DOWN }, 436 { 0x8016, KEY_MENU }, /* DVD Menu */ 437 { 0x8017, KEY_LAST }, 438 439 { 0x8018, KEY_RECORD }, 440 { 0x8019, KEY_STOP }, 441 { 0x801a, KEY_PAUSE }, 442 { 0x801b, KEY_PLAY }, 443 444 { 0x801c, KEY_PREVIOUS }, 445 { 0x801d, KEY_REWIND }, 446 { 0x801e, KEY_FASTFORWARD }, 447 { 0x801f, KEY_NEXT}, 448 449 { 0x8040, KEY_1 }, 450 { 0x8041, KEY_2 }, 451 { 0x8042, KEY_3 }, 452 { 0x8043, KEY_CHANNELUP }, 453 454 { 0x8044, KEY_4 }, 455 { 0x8045, KEY_5 }, 456 { 0x8046, KEY_6 }, 457 { 0x8047, KEY_CHANNELDOWN }, 458 459 { 0x8048, KEY_7 }, 460 { 0x8049, KEY_8 }, 461 { 0x804a, KEY_9 }, 462 { 0x804b, KEY_VOLUMEUP }, 463 464 { 0x804c, KEY_CLEAR }, 465 { 0x804d, KEY_0 }, 466 { 0x804e, KEY_ENTER }, 467 { 0x804f, KEY_VOLUMEDOWN }, 468 }; 469 EXPORT_SYMBOL(rc_map_dibusb_table); 470 471 int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state) 472 { 473 u8 key[5],cmd = DIBUSB_REQ_POLL_REMOTE; 474 dvb_usb_generic_rw(d,&cmd,1,key,5,0); 475 dvb_usb_nec_rc_key_to_event(d,key,event,state); 476 if (key[0] != 0) 477 deb_info("key: %*ph\n", 5, key); 478 return 0; 479 } 480 EXPORT_SYMBOL(dibusb_rc_query); 481