drivers/media/dvb/siano/sms-cards.c

   1 /*
   2  *  Card-specific functions for the Siano SMS1xxx USB dongle
   3  *
   4  *  Copyright (c) 2008 Michael Krufky <mkrufky@linuxtv.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License version 2 as
   8  *  published by the Free Software Foundation;
   9  *
  10  *  Software distributed under the License is distributed on an "AS IS"
  11  *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
  12  *
  13  *  See the GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #include "sms-cards.h"
  21 #include "smsir.h"
  22
  23 static int sms_dbg;
  24 module_param_named(cards_dbg, sms_dbg, int, 0644);
  25 MODULE_PARM_DESC(cards_dbg, "set debug level (info=1, adv=2 (or-able))");
  26
  27 static struct sms_board sms_boards[] = {
  28         [SMS_BOARD_UNKNOWN] = {
  29                 .name   = "Unknown board",
  30         },
  31         [SMS1XXX_BOARD_SIANO_STELLAR] = {
  32                 .name   = "Siano Stellar Digital Receiver",
  33                 .type   = SMS_STELLAR,
  34         },
  35         [SMS1XXX_BOARD_SIANO_NOVA_A] = {
  36                 .name   = "Siano Nova A Digital Receiver",
  37                 .type   = SMS_NOVA_A0,
  38         },
  39         [SMS1XXX_BOARD_SIANO_NOVA_B] = {
  40                 .name   = "Siano Nova B Digital Receiver",
  41                 .type   = SMS_NOVA_B0,
  42         },
  43         [SMS1XXX_BOARD_SIANO_VEGA] = {
  44                 .name   = "Siano Vega Digital Receiver",
  45                 .type   = SMS_VEGA,
  46         },
  47         [SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT] = {
  48                 .name   = "Hauppauge Catamount",
  49                 .type   = SMS_STELLAR,
  50                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-stellar-dvbt-01.fw",
  51         },
  52         [SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A] = {
  53                 .name   = "Hauppauge Okemo-A",
  54                 .type   = SMS_NOVA_A0,
  55                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-a-dvbt-01.fw",
  56         },
  57         [SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B] = {
  58                 .name   = "Hauppauge Okemo-B",
  59                 .type   = SMS_NOVA_B0,
  60                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-b-dvbt-01.fw",
  61         },
  62         [SMS1XXX_BOARD_HAUPPAUGE_WINDHAM] = {
  63                 .name   = "Hauppauge WinTV MiniStick",
  64                 .type   = SMS_NOVA_B0,
  65                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  66                 .board_cfg.leds_power = 26,
  67                 .board_cfg.led0 = 27,
  68                 .board_cfg.led1 = 28,
  69                 .led_power = 26,
  70                 .led_lo    = 27,
  71                 .led_hi    = 28,
  72         },
  73         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
  74                 .name   = "Hauppauge WinTV MiniCard",
  75                 .type   = SMS_NOVA_B0,
  76                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  77                 .lna_ctrl  = 29,
  78                 .board_cfg.foreign_lna0_ctrl = 29,
  79                 .rf_switch = 17,
  80                 .board_cfg.rf_switch_uhf = 17,
  81         },
  82         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
  83                 .name   = "Hauppauge WinTV MiniCard",
  84                 .type   = SMS_NOVA_B0,
  85                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  86                 .lna_ctrl  = -1,
  87         },
  88         [SMS1XXX_BOARD_SIANO_NICE] = {
  89         /* 11 */
  90                 .name = "Siano Nice Digital Receiver",
  91                 .type = SMS_NOVA_B0,
  92         },
  93         [SMS1XXX_BOARD_SIANO_VENICE] = {
  94         /* 12 */
  95                 .name = "Siano Venice Digital Receiver",
  96                 .type = SMS_VEGA,
  97         },
  98 };
  99
 100 struct sms_board *sms_get_board(int id)
 101 {
 102         BUG_ON(id >= ARRAY_SIZE(sms_boards));
 103
 104         return &sms_boards[id];
 105 }
 106 EXPORT_SYMBOL_GPL(sms_get_board);
 107 static inline void sms_gpio_assign_11xx_default_led_config(
 108                 struct smscore_gpio_config *pGpioConfig) {
 109         pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
 110         pGpioConfig->InputCharacteristics =
 111                 SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
 112         pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
 113         pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
 114         pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
 115 }
 116
 117 int sms_board_event(struct smscore_device_t *coredev,
 118                 enum SMS_BOARD_EVENTS gevent) {
 119         int board_id = smscore_get_board_id(coredev);
 120         struct sms_board *board = sms_get_board(board_id);
 121         struct smscore_gpio_config MyGpioConfig;
 122
 123         sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
 124
 125         switch (gevent) {
 126         case BOARD_EVENT_POWER_INIT: /* including hotplug */
 127                 switch (board_id) {
 128                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 129                         /* set I/O and turn off all LEDs */
 130                         smscore_gpio_configure(coredev,
 131                                         board->board_cfg.leds_power,
 132                                         &MyGpioConfig);
 133                         smscore_gpio_set_level(coredev,
 134                                         board->board_cfg.leds_power, 0);
 135                         smscore_gpio_configure(coredev, board->board_cfg.led0,
 136                                         &MyGpioConfig);
 137                         smscore_gpio_set_level(coredev,
 138                                         board->board_cfg.led0, 0);
 139                         smscore_gpio_configure(coredev, board->board_cfg.led1,
 140                                         &MyGpioConfig);
 141                         smscore_gpio_set_level(coredev,
 142                                         board->board_cfg.led1, 0);
 143                         break;
 144                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 145                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 146                         /* set I/O and turn off LNA */
 147                         smscore_gpio_configure(coredev,
 148                                         board->board_cfg.foreign_lna0_ctrl,
 149                                         &MyGpioConfig);
 150                         smscore_gpio_set_level(coredev,
 151                                         board->board_cfg.foreign_lna0_ctrl,
 152                                         0);
 153                         break;
 154                 }
 155                 break; /* BOARD_EVENT_BIND */
 156
 157         case BOARD_EVENT_POWER_SUSPEND:
 158                 switch (board_id) {
 159                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 160                         smscore_gpio_set_level(coredev,
 161                                                 board->board_cfg.leds_power, 0);
 162                         smscore_gpio_set_level(coredev,
 163                                                 board->board_cfg.led0, 0);
 164                         smscore_gpio_set_level(coredev,
 165                                                 board->board_cfg.led1, 0);
 166                         break;
 167                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 168                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 169                         smscore_gpio_set_level(coredev,
 170                                         board->board_cfg.foreign_lna0_ctrl,
 171                                         0);
 172                         break;
 173                 }
 174                 break; /* BOARD_EVENT_POWER_SUSPEND */
 175
 176         case BOARD_EVENT_POWER_RESUME:
 177                 switch (board_id) {
 178                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 179                         smscore_gpio_set_level(coredev,
 180                                                 board->board_cfg.leds_power, 1);
 181                         smscore_gpio_set_level(coredev,
 182                                                 board->board_cfg.led0, 1);
 183                         smscore_gpio_set_level(coredev,
 184                                                 board->board_cfg.led1, 0);
 185                         break;
 186                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 187                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 188                         smscore_gpio_set_level(coredev,
 189                                         board->board_cfg.foreign_lna0_ctrl,
 190                                         1);
 191                         break;
 192                 }
 193                 break; /* BOARD_EVENT_POWER_RESUME */
 194
 195         case BOARD_EVENT_BIND:
 196                 switch (board_id) {
 197                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 198                         smscore_gpio_set_level(coredev,
 199                                 board->board_cfg.leds_power, 1);
 200                         smscore_gpio_set_level(coredev,
 201                                 board->board_cfg.led0, 1);
 202                         smscore_gpio_set_level(coredev,
 203                                 board->board_cfg.led1, 0);
 204                         break;
 205                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 206                 case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 207                         smscore_gpio_set_level(coredev,
 208                                         board->board_cfg.foreign_lna0_ctrl,
 209                                         1);
 210                         break;
 211                 }
 212                 break; /* BOARD_EVENT_BIND */
 213
 214         case BOARD_EVENT_SCAN_PROG:
 215                 break; /* BOARD_EVENT_SCAN_PROG */
 216         case BOARD_EVENT_SCAN_COMP:
 217                 break; /* BOARD_EVENT_SCAN_COMP */
 218         case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
 219                 break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
 220         case BOARD_EVENT_FE_LOCK:
 221                 switch (board_id) {
 222                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 223                         smscore_gpio_set_level(coredev,
 224                         board->board_cfg.led1, 1);
 225                         break;
 226                 }
 227                 break; /* BOARD_EVENT_FE_LOCK */
 228         case BOARD_EVENT_FE_UNLOCK:
 229                 switch (board_id) {
 230                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 231                         smscore_gpio_set_level(coredev,
 232                                                 board->board_cfg.led1, 0);
 233                         break;
 234                 }
 235                 break; /* BOARD_EVENT_FE_UNLOCK */
 236         case BOARD_EVENT_DEMOD_LOCK:
 237                 break; /* BOARD_EVENT_DEMOD_LOCK */
 238         case BOARD_EVENT_DEMOD_UNLOCK:
 239                 break; /* BOARD_EVENT_DEMOD_UNLOCK */
 240         case BOARD_EVENT_RECEPTION_MAX_4:
 241                 break; /* BOARD_EVENT_RECEPTION_MAX_4 */
 242         case BOARD_EVENT_RECEPTION_3:
 243                 break; /* BOARD_EVENT_RECEPTION_3 */
 244         case BOARD_EVENT_RECEPTION_2:
 245                 break; /* BOARD_EVENT_RECEPTION_2 */
 246         case BOARD_EVENT_RECEPTION_1:
 247                 break; /* BOARD_EVENT_RECEPTION_1 */
 248         case BOARD_EVENT_RECEPTION_LOST_0:
 249                 break; /* BOARD_EVENT_RECEPTION_LOST_0 */
 250         case BOARD_EVENT_MULTIPLEX_OK:
 251                 switch (board_id) {
 252                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 253                         smscore_gpio_set_level(coredev,
 254                                                 board->board_cfg.led1, 1);
 255                         break;
 256                 }
 257                 break; /* BOARD_EVENT_MULTIPLEX_OK */
 258         case BOARD_EVENT_MULTIPLEX_ERRORS:
 259                 switch (board_id) {
 260                 case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 261                         smscore_gpio_set_level(coredev,
 262                                                 board->board_cfg.led1, 0);
 263                         break;
 264                 }
 265                 break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
 266
 267         default:
 268                 sms_err("Unknown SMS board event");
 269                 break;
 270         }
 271         return 0;
 272 }
 273 EXPORT_SYMBOL_GPL(sms_board_event);
 274
 275 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 276 {
 277         int lvl, ret;
 278         u32 gpio;
 279         struct smscore_config_gpio gpioconfig = {
 280                 .direction            = SMS_GPIO_DIRECTION_OUTPUT,
 281                 .pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 282                 .inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 283                 .outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 284                 .outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 285         };
 286
 287         if (pin == 0)
 288                 return -EINVAL;
 289
 290         if (pin < 0) {
 291                 /* inverted gpio */
 292                 gpio = pin * -1;
 293                 lvl = enable ? 0 : 1;
 294         } else {
 295                 gpio = pin;
 296                 lvl = enable ? 1 : 0;
 297         }
 298
 299         ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 300         if (ret < 0)
 301                 return ret;
 302
 303         return smscore_set_gpio(coredev, gpio, lvl);
 304 }
 305
 306 int sms_board_setup(struct smscore_device_t *coredev)
 307 {
 308         int board_id = smscore_get_board_id(coredev);
 309         struct sms_board *board = sms_get_board(board_id);
 310
 311         switch (board_id) {
 312         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 313                 /* turn off all LEDs */
 314                 sms_set_gpio(coredev, board->led_power, 0);
 315                 sms_set_gpio(coredev, board->led_hi, 0);
 316                 sms_set_gpio(coredev, board->led_lo, 0);
 317                 break;
 318         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 319         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 320                 /* turn off LNA */
 321                 sms_set_gpio(coredev, board->lna_ctrl, 0);
 322                 break;
 323         }
 324         return 0;
 325 }
 326 EXPORT_SYMBOL_GPL(sms_board_setup);
 327
 328 int sms_board_power(struct smscore_device_t *coredev, int onoff)
 329 {
 330         int board_id = smscore_get_board_id(coredev);
 331         struct sms_board *board = sms_get_board(board_id);
 332
 333         switch (board_id) {
 334         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 335                 /* power LED */
 336                 sms_set_gpio(coredev,
 337                              board->led_power, onoff ? 1 : 0);
 338                 break;
 339         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 340         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 341                 /* LNA */
 342                 if (!onoff)
 343                         sms_set_gpio(coredev, board->lna_ctrl, 0);
 344                 break;
 345         }
 346         return 0;
 347 }
 348 EXPORT_SYMBOL_GPL(sms_board_power);
 349
 350 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 351 {
 352         int board_id = smscore_get_board_id(coredev);
 353         struct sms_board *board = sms_get_board(board_id);
 354
 355         /* dont touch GPIO if LEDs are already set */
 356         if (smscore_led_state(coredev, -1) == led)
 357                 return 0;
 358
 359         switch (board_id) {
 360         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 361                 sms_set_gpio(coredev,
 362                              board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 363                 sms_set_gpio(coredev,
 364                              board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
 365
 366                 smscore_led_state(coredev, led);
 367                 break;
 368         }
 369         return 0;
 370 }
 371 EXPORT_SYMBOL_GPL(sms_board_led_feedback);
 372
 373 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 374 {
 375         int board_id = smscore_get_board_id(coredev);
 376         struct sms_board *board = sms_get_board(board_id);
 377
 378         sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
 379
 380         switch (board_id) {
 381         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 382         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 383                 sms_set_gpio(coredev,
 384                              board->rf_switch, onoff ? 1 : 0);
 385                 return sms_set_gpio(coredev,
 386                                     board->lna_ctrl, onoff ? 1 : 0);
 387         }
 388         return -EINVAL;
 389 }
 390 EXPORT_SYMBOL_GPL(sms_board_lna_control);
 391
 392 int sms_board_load_modules(int id)
 393 {
 394         switch (id) {
 395         case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 396         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 397         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 398         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 399                 request_module("smsdvb");
 400                 break;
 401         default:
 402                 /* do nothing */
 403                 break;
 404         }
 405         return 0;
 406 }
 407 EXPORT_SYMBOL_GPL(sms_board_load_modules);