drivers/media/dvb/dvb-usb/dibusb-common.c

   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 #include "dibusb.h"
  12
  13 static int debug;
  14 module_param(debug, int, 0644);
  15 MODULE_PARM_DESC(debug, "set debugging level (1=info (|-able))." DVB_USB_DEBUG_STATUS);
  16 MODULE_LICENSE("GPL");
  17
  18 #define deb_info(args...) dprintk(debug,0x01,args)
  19
  20 /* common stuff used by the different dibusb modules */
  21 int dibusb_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
  22 {
  23         if (adap->priv != NULL) {
  24                 struct dibusb_state *st = adap->priv;
  25                 if (st->ops.fifo_ctrl != NULL)
  26                         if (st->ops.fifo_ctrl(adap->fe,onoff)) {
  27                                 err("error while controlling the fifo of the demod.");
  28                                 return -ENODEV;
  29                         }
  30         }
  31         return 0;
  32 }
  33 EXPORT_SYMBOL(dibusb_streaming_ctrl);
  34
  35 int dibusb_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
  36 {
  37         if (adap->priv != NULL) {
  38                 struct dibusb_state *st = adap->priv;
  39                 if (st->ops.pid_ctrl != NULL)
  40                         st->ops.pid_ctrl(adap->fe,index,pid,onoff);
  41         }
  42         return 0;
  43 }
  44 EXPORT_SYMBOL(dibusb_pid_filter);
  45
  46 int dibusb_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
  47 {
  48         if (adap->priv != NULL) {
  49                 struct dibusb_state *st = adap->priv;
  50                 if (st->ops.pid_parse != NULL)
  51                         if (st->ops.pid_parse(adap->fe,onoff) < 0)
  52                                 err("could not handle pid_parser");
  53         }
  54         return 0;
  55 }
  56 EXPORT_SYMBOL(dibusb_pid_filter_ctrl);
  57
  58 int dibusb_power_ctrl(struct dvb_usb_device *d, int onoff)
  59 {
  60         u8 b[3];
  61         int ret;
  62         b[0] = DIBUSB_REQ_SET_IOCTL;
  63         b[1] = DIBUSB_IOCTL_CMD_POWER_MODE;
  64         b[2] = onoff ? DIBUSB_IOCTL_POWER_WAKEUP : DIBUSB_IOCTL_POWER_SLEEP;
  65         ret = dvb_usb_generic_write(d,b,3);
  66         msleep(10);
  67         return ret;
  68 }
  69 EXPORT_SYMBOL(dibusb_power_ctrl);
  70
  71 int dibusb2_0_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
  72 {
  73         u8 b[3] = { 0 };
  74         int ret;
  75
  76         if ((ret = dibusb_streaming_ctrl(adap,onoff)) < 0)
  77                 return ret;
  78
  79         if (onoff) {
  80                 b[0] = DIBUSB_REQ_SET_STREAMING_MODE;
  81                 b[1] = 0x00;
  82                 if ((ret = dvb_usb_generic_write(adap->dev,b,2)) < 0)
  83                         return ret;
  84         }
  85
  86         b[0] = DIBUSB_REQ_SET_IOCTL;
  87         b[1] = onoff ? DIBUSB_IOCTL_CMD_ENABLE_STREAM : DIBUSB_IOCTL_CMD_DISABLE_STREAM;
  88         return dvb_usb_generic_write(adap->dev,b,3);
  89 }
  90 EXPORT_SYMBOL(dibusb2_0_streaming_ctrl);
  91
  92 int dibusb2_0_power_ctrl(struct dvb_usb_device *d, int onoff)
  93 {
  94         if (onoff) {
  95                 u8 b[3] = { DIBUSB_REQ_SET_IOCTL, DIBUSB_IOCTL_CMD_POWER_MODE, DIBUSB_IOCTL_POWER_WAKEUP };
  96                 return dvb_usb_generic_write(d,b,3);
  97         } else
  98                 return 0;
  99 }
 100 EXPORT_SYMBOL(dibusb2_0_power_ctrl);
 101
 102 static int dibusb_i2c_msg(struct dvb_usb_device *d, u8 addr,
 103                           u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen)
 104 {
 105         u8 sndbuf[wlen+4]; /* lead(1) devaddr,direction(1) addr(2) data(wlen) (len(2) (when reading)) */
 106         /* write only ? */
 107         int wo = (rbuf == NULL || rlen == 0),
 108                 len = 2 + wlen + (wo ? 0 : 2);
 109
 110         sndbuf[0] = wo ? DIBUSB_REQ_I2C_WRITE : DIBUSB_REQ_I2C_READ;
 111         sndbuf[1] = (addr << 1) | (wo ? 0 : 1);
 112
 113         memcpy(&sndbuf[2],wbuf,wlen);
 114
 115         if (!wo) {
 116                 sndbuf[wlen+2] = (rlen >> 8) & 0xff;
 117                 sndbuf[wlen+3] = rlen & 0xff;
 118         }
 119
 120         return dvb_usb_generic_rw(d,sndbuf,len,rbuf,rlen,0);
 121 }
 122
 123 /*
 124  * I2C master xfer function
 125  */
 126 static int dibusb_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
 127 {
 128         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 129         int i;
 130
 131         if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
 132                 return -EAGAIN;
 133
 134         for (i = 0; i < num; i++) {
 135                 /* write/read request */
 136                 if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
 137                         if (dibusb_i2c_msg(d, msg[i].addr, msg[i].buf,msg[i].len,
 138                                                 msg[i+1].buf,msg[i+1].len) < 0)
 139                                 break;
 140                         i++;
 141                 } else
 142                         if (dibusb_i2c_msg(d, msg[i].addr, msg[i].buf,msg[i].len,NULL,0) < 0)
 143                                 break;
 144         }
 145
 146         mutex_unlock(&d->i2c_mutex);
 147         return i;
 148 }
 149
 150 static u32 dibusb_i2c_func(struct i2c_adapter *adapter)
 151 {
 152         return I2C_FUNC_I2C;
 153 }
 154
 155 struct i2c_algorithm dibusb_i2c_algo = {
 156         .master_xfer   = dibusb_i2c_xfer,
 157         .functionality = dibusb_i2c_func,
 158 };
 159 EXPORT_SYMBOL(dibusb_i2c_algo);
 160
 161 int dibusb_read_eeprom_byte(struct dvb_usb_device *d, u8 offs, u8 *val)
 162 {
 163         u8 wbuf[1] = { offs };
 164         return dibusb_i2c_msg(d, 0x50, wbuf, 1, val, 1);
 165 }
 166 EXPORT_SYMBOL(dibusb_read_eeprom_byte);
 167
 168 /* 3000MC/P stuff */
 169 // Config Adjacent channels  Perf -cal22
 170 static struct dibx000_agc_config dib3000p_mt2060_agc_config = {
 171         .band_caps = BAND_VHF | BAND_UHF,
 172         .setup     = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
 173
 174         .agc1_max = 48497,
 175         .agc1_min = 23593,
 176         .agc2_max = 46531,
 177         .agc2_min = 24904,
 178
 179         .agc1_pt1 = 0x65,
 180         .agc1_pt2 = 0x69,
 181
 182         .agc1_slope1 = 0x51,
 183         .agc1_slope2 = 0x27,
 184
 185         .agc2_pt1 = 0,
 186         .agc2_pt2 = 0x33,
 187
 188         .agc2_slope1 = 0x35,
 189         .agc2_slope2 = 0x37,
 190 };
 191
 192 static struct dib3000mc_config stk3000p_dib3000p_config = {
 193         &dib3000p_mt2060_agc_config,
 194
 195         .max_time     = 0x196,
 196         .ln_adc_level = 0x1cc7,
 197
 198         .output_mpeg2_in_188_bytes = 1,
 199
 200         .agc_command1 = 1,
 201         .agc_command2 = 1,
 202 };
 203
 204 static struct dibx000_agc_config dib3000p_panasonic_agc_config = {
 205         .band_caps = BAND_VHF | BAND_UHF,
 206         .setup     = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
 207
 208         .agc1_max = 56361,
 209         .agc1_min = 22282,
 210         .agc2_max = 47841,
 211         .agc2_min = 36045,
 212
 213         .agc1_pt1 = 0x3b,
 214         .agc1_pt2 = 0x6b,
 215
 216         .agc1_slope1 = 0x55,
 217         .agc1_slope2 = 0x1d,
 218
 219         .agc2_pt1 = 0,
 220         .agc2_pt2 = 0x0a,
 221
 222         .agc2_slope1 = 0x95,
 223         .agc2_slope2 = 0x1e,
 224 };
 225
 226 #if defined(CONFIG_DVB_DIB3000MC) ||                                    \
 227         (defined(CONFIG_DVB_DIB3000MC_MODULE) && defined(MODULE))
 228
 229 static struct dib3000mc_config mod3000p_dib3000p_config = {
 230         &dib3000p_panasonic_agc_config,
 231
 232         .max_time     = 0x51,
 233         .ln_adc_level = 0x1cc7,
 234
 235         .output_mpeg2_in_188_bytes = 1,
 236
 237         .agc_command1 = 1,
 238         .agc_command2 = 1,
 239 };
 240
 241 int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap)
 242 {
 243         if ((adap->fe = dvb_attach(dib3000mc_attach, &adap->dev->i2c_adap, DEFAULT_DIB3000P_I2C_ADDRESS,  &mod3000p_dib3000p_config)) != NULL ||
 244                 (adap->fe = dvb_attach(dib3000mc_attach, &adap->dev->i2c_adap, DEFAULT_DIB3000MC_I2C_ADDRESS, &mod3000p_dib3000p_config)) != NULL) {
 245                 if (adap->priv != NULL) {
 246                         struct dibusb_state *st = adap->priv;
 247                         st->ops.pid_parse = dib3000mc_pid_parse;
 248                         st->ops.pid_ctrl  = dib3000mc_pid_control;
 249                 }
 250                 return 0;
 251         }
 252         return -ENODEV;
 253 }
 254 EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach);
 255
 256 static struct mt2060_config stk3000p_mt2060_config = {
 257         0x60
 258 };
 259
 260 int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap)
 261 {
 262         struct dibusb_state *st = adap->priv;
 263         u8 a,b;
 264         u16 if1 = 1220;
 265         struct i2c_adapter *tun_i2c;
 266
 267         // First IF calibration for Liteon Sticks
 268         if (adap->dev->udev->descriptor.idVendor  == USB_VID_LITEON &&
 269                 adap->dev->udev->descriptor.idProduct == USB_PID_LITEON_DVB_T_WARM) {
 270
 271                 dibusb_read_eeprom_byte(adap->dev,0x7E,&a);
 272                 dibusb_read_eeprom_byte(adap->dev,0x7F,&b);
 273
 274                 if (a == 0x00)
 275                         if1 += b;
 276                 else if (a == 0x80)
 277                         if1 -= b;
 278                 else
 279                         warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n", a, b);
 280
 281         } else if (adap->dev->udev->descriptor.idVendor  == USB_VID_DIBCOM &&
 282                    adap->dev->udev->descriptor.idProduct == USB_PID_DIBCOM_MOD3001_WARM) {
 283                 u8 desc;
 284                 dibusb_read_eeprom_byte(adap->dev, 7, &desc);
 285                 if (desc == 2) {
 286                         a = 127;
 287                         do {
 288                                 dibusb_read_eeprom_byte(adap->dev, a, &desc);
 289                                 a--;
 290                         } while (a > 7 && (desc == 0xff || desc == 0x00));
 291                         if (desc & 0x80)
 292                                 if1 -= (0xff - desc);
 293                         else
 294                                 if1 += desc;
 295                 }
 296         }
 297
 298         tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe, 1);
 299         if (dvb_attach(mt2060_attach, adap->fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) {
 300                 /* not found - use panasonic pll parameters */
 301                 if (dvb_attach(dvb_pll_attach, adap->fe, 0x60, tun_i2c, DVB_PLL_ENV57H1XD5) == NULL)
 302                         return -ENOMEM;
 303         } else {
 304                 st->mt2060_present = 1;
 305                 /* set the correct parameters for the dib3000p */
 306                 dib3000mc_set_config(adap->fe, &stk3000p_dib3000p_config);
 307         }
 308         return 0;
 309 }
 310 EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach);
 311 #endif
 312
 313 /*
 314  * common remote control stuff
 315  */
 316 struct dvb_usb_rc_key dibusb_rc_keys[] = {
 317         /* Key codes for the little Artec T1/Twinhan/HAMA/ remote. */
 318         { 0x00, 0x16, KEY_POWER },
 319         { 0x00, 0x10, KEY_MUTE },
 320         { 0x00, 0x03, KEY_1 },
 321         { 0x00, 0x01, KEY_2 },
 322         { 0x00, 0x06, KEY_3 },
 323         { 0x00, 0x09, KEY_4 },
 324         { 0x00, 0x1d, KEY_5 },
 325         { 0x00, 0x1f, KEY_6 },
 326         { 0x00, 0x0d, KEY_7 },
 327         { 0x00, 0x19, KEY_8 },
 328         { 0x00, 0x1b, KEY_9 },
 329         { 0x00, 0x15, KEY_0 },
 330         { 0x00, 0x05, KEY_CHANNELUP },
 331         { 0x00, 0x02, KEY_CHANNELDOWN },
 332         { 0x00, 0x1e, KEY_VOLUMEUP },
 333         { 0x00, 0x0a, KEY_VOLUMEDOWN },
 334         { 0x00, 0x11, KEY_RECORD },
 335         { 0x00, 0x17, KEY_FAVORITES }, /* Heart symbol - Channel list. */
 336         { 0x00, 0x14, KEY_PLAY },
 337         { 0x00, 0x1a, KEY_STOP },
 338         { 0x00, 0x40, KEY_REWIND },
 339         { 0x00, 0x12, KEY_FASTFORWARD },
 340         { 0x00, 0x0e, KEY_PREVIOUS }, /* Recall - Previous channel. */
 341         { 0x00, 0x4c, KEY_PAUSE },
 342         { 0x00, 0x4d, KEY_SCREEN }, /* Full screen mode. */
 343         { 0x00, 0x54, KEY_AUDIO }, /* MTS - Switch to secondary audio. */
 344         /* additional keys TwinHan VisionPlus, the Artec seemingly not have */
 345         { 0x00, 0x0c, KEY_CANCEL }, /* Cancel */
 346         { 0x00, 0x1c, KEY_EPG }, /* EPG */
 347         { 0x00, 0x00, KEY_TAB }, /* Tab */
 348         { 0x00, 0x48, KEY_INFO }, /* Preview */
 349         { 0x00, 0x04, KEY_LIST }, /* RecordList */
 350         { 0x00, 0x0f, KEY_TEXT }, /* Teletext */
 351         /* Key codes for the KWorld/ADSTech/JetWay remote. */
 352         { 0x86, 0x12, KEY_POWER },
 353         { 0x86, 0x0f, KEY_SELECT }, /* source */
 354         { 0x86, 0x0c, KEY_UNKNOWN }, /* scan */
 355         { 0x86, 0x0b, KEY_EPG },
 356         { 0x86, 0x10, KEY_MUTE },
 357         { 0x86, 0x01, KEY_1 },
 358         { 0x86, 0x02, KEY_2 },
 359         { 0x86, 0x03, KEY_3 },
 360         { 0x86, 0x04, KEY_4 },
 361         { 0x86, 0x05, KEY_5 },
 362         { 0x86, 0x06, KEY_6 },
 363         { 0x86, 0x07, KEY_7 },
 364         { 0x86, 0x08, KEY_8 },
 365         { 0x86, 0x09, KEY_9 },
 366         { 0x86, 0x0a, KEY_0 },
 367         { 0x86, 0x18, KEY_ZOOM },
 368         { 0x86, 0x1c, KEY_UNKNOWN }, /* preview */
 369         { 0x86, 0x13, KEY_UNKNOWN }, /* snap */
 370         { 0x86, 0x00, KEY_UNDO },
 371         { 0x86, 0x1d, KEY_RECORD },
 372         { 0x86, 0x0d, KEY_STOP },
 373         { 0x86, 0x0e, KEY_PAUSE },
 374         { 0x86, 0x16, KEY_PLAY },
 375         { 0x86, 0x11, KEY_BACK },
 376         { 0x86, 0x19, KEY_FORWARD },
 377         { 0x86, 0x14, KEY_UNKNOWN }, /* pip */
 378         { 0x86, 0x15, KEY_ESC },
 379         { 0x86, 0x1a, KEY_UP },
 380         { 0x86, 0x1e, KEY_DOWN },
 381         { 0x86, 0x1f, KEY_LEFT },
 382         { 0x86, 0x1b, KEY_RIGHT },
 383
 384         /* Key codes for the DiBcom MOD3000 remote. */
 385         { 0x80, 0x00, KEY_MUTE },
 386         { 0x80, 0x01, KEY_TEXT },
 387         { 0x80, 0x02, KEY_HOME },
 388         { 0x80, 0x03, KEY_POWER },
 389
 390         { 0x80, 0x04, KEY_RED },
 391         { 0x80, 0x05, KEY_GREEN },
 392         { 0x80, 0x06, KEY_YELLOW },
 393         { 0x80, 0x07, KEY_BLUE },
 394
 395         { 0x80, 0x08, KEY_DVD },
 396         { 0x80, 0x09, KEY_AUDIO },
 397         { 0x80, 0x0a, KEY_MEDIA },      /* Pictures */
 398         { 0x80, 0x0b, KEY_VIDEO },
 399
 400         { 0x80, 0x0c, KEY_BACK },
 401         { 0x80, 0x0d, KEY_UP },
 402         { 0x80, 0x0e, KEY_RADIO },
 403         { 0x80, 0x0f, KEY_EPG },
 404
 405         { 0x80, 0x10, KEY_LEFT },
 406         { 0x80, 0x11, KEY_OK },
 407         { 0x80, 0x12, KEY_RIGHT },
 408         { 0x80, 0x13, KEY_UNKNOWN },    /* SAP */
 409
 410         { 0x80, 0x14, KEY_TV },
 411         { 0x80, 0x15, KEY_DOWN },
 412         { 0x80, 0x16, KEY_MENU },       /* DVD Menu */
 413         { 0x80, 0x17, KEY_LAST },
 414
 415         { 0x80, 0x18, KEY_RECORD },
 416         { 0x80, 0x19, KEY_STOP },
 417         { 0x80, 0x1a, KEY_PAUSE },
 418         { 0x80, 0x1b, KEY_PLAY },
 419
 420         { 0x80, 0x1c, KEY_PREVIOUS },
 421         { 0x80, 0x1d, KEY_REWIND },
 422         { 0x80, 0x1e, KEY_FASTFORWARD },
 423         { 0x80, 0x1f, KEY_NEXT},
 424
 425         { 0x80, 0x40, KEY_1 },
 426         { 0x80, 0x41, KEY_2 },
 427         { 0x80, 0x42, KEY_3 },
 428         { 0x80, 0x43, KEY_CHANNELUP },
 429
 430         { 0x80, 0x44, KEY_4 },
 431         { 0x80, 0x45, KEY_5 },
 432         { 0x80, 0x46, KEY_6 },
 433         { 0x80, 0x47, KEY_CHANNELDOWN },
 434
 435         { 0x80, 0x48, KEY_7 },
 436         { 0x80, 0x49, KEY_8 },
 437         { 0x80, 0x4a, KEY_9 },
 438         { 0x80, 0x4b, KEY_VOLUMEUP },
 439
 440         { 0x80, 0x4c, KEY_CLEAR },
 441         { 0x80, 0x4d, KEY_0 },
 442         { 0x80, 0x4e, KEY_ENTER },
 443         { 0x80, 0x4f, KEY_VOLUMEDOWN },
 444 };
 445 EXPORT_SYMBOL(dibusb_rc_keys);
 446
 447 int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 448 {
 449         u8 key[5],cmd = DIBUSB_REQ_POLL_REMOTE;
 450         dvb_usb_generic_rw(d,&cmd,1,key,5,0);
 451         dvb_usb_nec_rc_key_to_event(d,key,event,state);
 452         if (key[0] != 0)
 453                 deb_info("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
 454         return 0;
 455 }
 456 EXPORT_SYMBOL(dibusb_rc_query);