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_ISDBT_BDA] = "sms1xxx-hcw-55xxx-isdbt-02.fw",
  66                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  67                 .board_cfg.leds_power = 26,
  68                 .board_cfg.led0 = 27,
  69                 .board_cfg.led1 = 28,
  70                 .led_power = 26,
  71                 .led_lo    = 27,
  72                 .led_hi    = 28,
  73         },
  74         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
  75                 .name   = "Hauppauge WinTV MiniCard",
  76                 .type   = SMS_NOVA_B0,
  77                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  78                 .lna_ctrl  = 29,
  79                 .board_cfg.foreign_lna0_ctrl = 29,
  80                 .rf_switch = 17,
  81                 .board_cfg.rf_switch_uhf = 17,
  82         },
  83         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
  84                 .name   = "Hauppauge WinTV MiniCard",
  85                 .type   = SMS_NOVA_B0,
  86                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  87                 .lna_ctrl  = -1,
  88         },
  89         [SMS1XXX_BOARD_SIANO_NICE] = {
  90         /* 11 */
  91                 .name = "Siano Nice Digital Receiver",
  92                 .type = SMS_NOVA_B0,
  93         },
  94         [SMS1XXX_BOARD_SIANO_VENICE] = {
  95         /* 12 */
  96                 .name = "Siano Venice Digital Receiver",
  97                 .type = SMS_VEGA,
  98         },
  99 };
 100
 101 struct sms_board *sms_get_board(unsigned id)
 102 {
 103         BUG_ON(id >= ARRAY_SIZE(sms_boards));
 104
 105         return &sms_boards[id];
 106 }
 107 EXPORT_SYMBOL_GPL(sms_get_board);
 108 static inline void sms_gpio_assign_11xx_default_led_config(
 109                 struct smscore_gpio_config *pGpioConfig) {
 110         pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
 111         pGpioConfig->InputCharacteristics =
 112                 SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
 113         pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
 114         pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
 115         pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
 116 }
 117
 118 int sms_board_event(struct smscore_device_t *coredev,
 119                 enum SMS_BOARD_EVENTS gevent) {
 120         struct smscore_gpio_config MyGpioConfig;
 121
 122         sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
 123
 124         switch (gevent) {
 125         case BOARD_EVENT_POWER_INIT: /* including hotplug */
 126                 break; /* BOARD_EVENT_BIND */
 127
 128         case BOARD_EVENT_POWER_SUSPEND:
 129                 break; /* BOARD_EVENT_POWER_SUSPEND */
 130
 131         case BOARD_EVENT_POWER_RESUME:
 132                 break; /* BOARD_EVENT_POWER_RESUME */
 133
 134         case BOARD_EVENT_BIND:
 135                 break; /* BOARD_EVENT_BIND */
 136
 137         case BOARD_EVENT_SCAN_PROG:
 138                 break; /* BOARD_EVENT_SCAN_PROG */
 139         case BOARD_EVENT_SCAN_COMP:
 140                 break; /* BOARD_EVENT_SCAN_COMP */
 141         case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
 142                 break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
 143         case BOARD_EVENT_FE_LOCK:
 144                 break; /* BOARD_EVENT_FE_LOCK */
 145         case BOARD_EVENT_FE_UNLOCK:
 146                 break; /* BOARD_EVENT_FE_UNLOCK */
 147         case BOARD_EVENT_DEMOD_LOCK:
 148                 break; /* BOARD_EVENT_DEMOD_LOCK */
 149         case BOARD_EVENT_DEMOD_UNLOCK:
 150                 break; /* BOARD_EVENT_DEMOD_UNLOCK */
 151         case BOARD_EVENT_RECEPTION_MAX_4:
 152                 break; /* BOARD_EVENT_RECEPTION_MAX_4 */
 153         case BOARD_EVENT_RECEPTION_3:
 154                 break; /* BOARD_EVENT_RECEPTION_3 */
 155         case BOARD_EVENT_RECEPTION_2:
 156                 break; /* BOARD_EVENT_RECEPTION_2 */
 157         case BOARD_EVENT_RECEPTION_1:
 158                 break; /* BOARD_EVENT_RECEPTION_1 */
 159         case BOARD_EVENT_RECEPTION_LOST_0:
 160                 break; /* BOARD_EVENT_RECEPTION_LOST_0 */
 161         case BOARD_EVENT_MULTIPLEX_OK:
 162                 break; /* BOARD_EVENT_MULTIPLEX_OK */
 163         case BOARD_EVENT_MULTIPLEX_ERRORS:
 164                 break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
 165
 166         default:
 167                 sms_err("Unknown SMS board event");
 168                 break;
 169         }
 170         return 0;
 171 }
 172 EXPORT_SYMBOL_GPL(sms_board_event);
 173
 174 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 175 {
 176         int lvl, ret;
 177         u32 gpio;
 178         struct smscore_config_gpio gpioconfig = {
 179                 .direction            = SMS_GPIO_DIRECTION_OUTPUT,
 180                 .pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 181                 .inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 182                 .outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 183                 .outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 184         };
 185
 186         if (pin == 0)
 187                 return -EINVAL;
 188
 189         if (pin < 0) {
 190                 /* inverted gpio */
 191                 gpio = pin * -1;
 192                 lvl = enable ? 0 : 1;
 193         } else {
 194                 gpio = pin;
 195                 lvl = enable ? 1 : 0;
 196         }
 197
 198         ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 199         if (ret < 0)
 200                 return ret;
 201
 202         return smscore_set_gpio(coredev, gpio, lvl);
 203 }
 204
 205 int sms_board_setup(struct smscore_device_t *coredev)
 206 {
 207         int board_id = smscore_get_board_id(coredev);
 208         struct sms_board *board = sms_get_board(board_id);
 209
 210         switch (board_id) {
 211         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 212                 /* turn off all LEDs */
 213                 sms_set_gpio(coredev, board->led_power, 0);
 214                 sms_set_gpio(coredev, board->led_hi, 0);
 215                 sms_set_gpio(coredev, board->led_lo, 0);
 216                 break;
 217         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 218         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 219                 /* turn off LNA */
 220                 sms_set_gpio(coredev, board->lna_ctrl, 0);
 221                 break;
 222         }
 223         return 0;
 224 }
 225 EXPORT_SYMBOL_GPL(sms_board_setup);
 226
 227 int sms_board_power(struct smscore_device_t *coredev, int onoff)
 228 {
 229         int board_id = smscore_get_board_id(coredev);
 230         struct sms_board *board = sms_get_board(board_id);
 231
 232         switch (board_id) {
 233         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 234                 /* power LED */
 235                 sms_set_gpio(coredev,
 236                              board->led_power, onoff ? 1 : 0);
 237                 break;
 238         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 239         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 240                 /* LNA */
 241                 if (!onoff)
 242                         sms_set_gpio(coredev, board->lna_ctrl, 0);
 243                 break;
 244         }
 245         return 0;
 246 }
 247 EXPORT_SYMBOL_GPL(sms_board_power);
 248
 249 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 250 {
 251         int board_id = smscore_get_board_id(coredev);
 252         struct sms_board *board = sms_get_board(board_id);
 253
 254         /* dont touch GPIO if LEDs are already set */
 255         if (smscore_led_state(coredev, -1) == led)
 256                 return 0;
 257
 258         switch (board_id) {
 259         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 260                 sms_set_gpio(coredev,
 261                              board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 262                 sms_set_gpio(coredev,
 263                              board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
 264
 265                 smscore_led_state(coredev, led);
 266                 break;
 267         }
 268         return 0;
 269 }
 270 EXPORT_SYMBOL_GPL(sms_board_led_feedback);
 271
 272 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 273 {
 274         int board_id = smscore_get_board_id(coredev);
 275         struct sms_board *board = sms_get_board(board_id);
 276
 277         sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
 278
 279         switch (board_id) {
 280         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 281         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 282                 sms_set_gpio(coredev,
 283                              board->rf_switch, onoff ? 1 : 0);
 284                 return sms_set_gpio(coredev,
 285                                     board->lna_ctrl, onoff ? 1 : 0);
 286         }
 287         return -EINVAL;
 288 }
 289 EXPORT_SYMBOL_GPL(sms_board_lna_control);
 290
 291 int sms_board_load_modules(int id)
 292 {
 293         switch (id) {
 294         case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 295         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 296         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 297         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 298         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 299         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 300                 request_module("smsdvb");
 301                 break;
 302         default:
 303                 /* do nothing */
 304                 break;
 305         }
 306         return 0;
 307 }
 308 EXPORT_SYMBOL_GPL(sms_board_load_modules);