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                 .rc_codes = RC_MAP_HAUPPAUGE,
  68                 .board_cfg.leds_power = 26,
  69                 .board_cfg.led0 = 27,
  70                 .board_cfg.led1 = 28,
  71                 .board_cfg.ir = 9,
  72                 .led_power = 26,
  73                 .led_lo    = 27,
  74                 .led_hi    = 28,
  75         },
  76         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
  77                 .name   = "Hauppauge WinTV MiniCard",
  78                 .type   = SMS_NOVA_B0,
  79                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  80                 .lna_ctrl  = 29,
  81                 .board_cfg.foreign_lna0_ctrl = 29,
  82                 .rf_switch = 17,
  83                 .board_cfg.rf_switch_uhf = 17,
  84         },
  85         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
  86                 .name   = "Hauppauge WinTV MiniCard",
  87                 .type   = SMS_NOVA_B0,
  88                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  89                 .lna_ctrl  = -1,
  90         },
  91         [SMS1XXX_BOARD_SIANO_NICE] = {
  92         /* 11 */
  93                 .name = "Siano Nice Digital Receiver",
  94                 .type = SMS_NOVA_B0,
  95         },
  96         [SMS1XXX_BOARD_SIANO_VENICE] = {
  97         /* 12 */
  98                 .name = "Siano Venice Digital Receiver",
  99                 .type = SMS_VEGA,
 100         },
 101 };
 102
 103 struct sms_board *sms_get_board(unsigned id)
 104 {
 105         BUG_ON(id >= ARRAY_SIZE(sms_boards));
 106
 107         return &sms_boards[id];
 108 }
 109 EXPORT_SYMBOL_GPL(sms_get_board);
 110 static inline void sms_gpio_assign_11xx_default_led_config(
 111                 struct smscore_gpio_config *pGpioConfig) {
 112         pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
 113         pGpioConfig->InputCharacteristics =
 114                 SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
 115         pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
 116         pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
 117         pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
 118 }
 119
 120 int sms_board_event(struct smscore_device_t *coredev,
 121                 enum SMS_BOARD_EVENTS gevent) {
 122         struct smscore_gpio_config MyGpioConfig;
 123
 124         sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
 125
 126         switch (gevent) {
 127         case BOARD_EVENT_POWER_INIT: /* including hotplug */
 128                 break; /* BOARD_EVENT_BIND */
 129
 130         case BOARD_EVENT_POWER_SUSPEND:
 131                 break; /* BOARD_EVENT_POWER_SUSPEND */
 132
 133         case BOARD_EVENT_POWER_RESUME:
 134                 break; /* BOARD_EVENT_POWER_RESUME */
 135
 136         case BOARD_EVENT_BIND:
 137                 break; /* BOARD_EVENT_BIND */
 138
 139         case BOARD_EVENT_SCAN_PROG:
 140                 break; /* BOARD_EVENT_SCAN_PROG */
 141         case BOARD_EVENT_SCAN_COMP:
 142                 break; /* BOARD_EVENT_SCAN_COMP */
 143         case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
 144                 break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
 145         case BOARD_EVENT_FE_LOCK:
 146                 break; /* BOARD_EVENT_FE_LOCK */
 147         case BOARD_EVENT_FE_UNLOCK:
 148                 break; /* BOARD_EVENT_FE_UNLOCK */
 149         case BOARD_EVENT_DEMOD_LOCK:
 150                 break; /* BOARD_EVENT_DEMOD_LOCK */
 151         case BOARD_EVENT_DEMOD_UNLOCK:
 152                 break; /* BOARD_EVENT_DEMOD_UNLOCK */
 153         case BOARD_EVENT_RECEPTION_MAX_4:
 154                 break; /* BOARD_EVENT_RECEPTION_MAX_4 */
 155         case BOARD_EVENT_RECEPTION_3:
 156                 break; /* BOARD_EVENT_RECEPTION_3 */
 157         case BOARD_EVENT_RECEPTION_2:
 158                 break; /* BOARD_EVENT_RECEPTION_2 */
 159         case BOARD_EVENT_RECEPTION_1:
 160                 break; /* BOARD_EVENT_RECEPTION_1 */
 161         case BOARD_EVENT_RECEPTION_LOST_0:
 162                 break; /* BOARD_EVENT_RECEPTION_LOST_0 */
 163         case BOARD_EVENT_MULTIPLEX_OK:
 164                 break; /* BOARD_EVENT_MULTIPLEX_OK */
 165         case BOARD_EVENT_MULTIPLEX_ERRORS:
 166                 break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
 167
 168         default:
 169                 sms_err("Unknown SMS board event");
 170                 break;
 171         }
 172         return 0;
 173 }
 174 EXPORT_SYMBOL_GPL(sms_board_event);
 175
 176 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 177 {
 178         int lvl, ret;
 179         u32 gpio;
 180         struct smscore_config_gpio gpioconfig = {
 181                 .direction            = SMS_GPIO_DIRECTION_OUTPUT,
 182                 .pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 183                 .inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 184                 .outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 185                 .outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 186         };
 187
 188         if (pin == 0)
 189                 return -EINVAL;
 190
 191         if (pin < 0) {
 192                 /* inverted gpio */
 193                 gpio = pin * -1;
 194                 lvl = enable ? 0 : 1;
 195         } else {
 196                 gpio = pin;
 197                 lvl = enable ? 1 : 0;
 198         }
 199
 200         ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 201         if (ret < 0)
 202                 return ret;
 203
 204         return smscore_set_gpio(coredev, gpio, lvl);
 205 }
 206
 207 int sms_board_setup(struct smscore_device_t *coredev)
 208 {
 209         int board_id = smscore_get_board_id(coredev);
 210         struct sms_board *board = sms_get_board(board_id);
 211
 212         switch (board_id) {
 213         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 214                 /* turn off all LEDs */
 215                 sms_set_gpio(coredev, board->led_power, 0);
 216                 sms_set_gpio(coredev, board->led_hi, 0);
 217                 sms_set_gpio(coredev, board->led_lo, 0);
 218                 break;
 219         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 220         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 221                 /* turn off LNA */
 222                 sms_set_gpio(coredev, board->lna_ctrl, 0);
 223                 break;
 224         }
 225         return 0;
 226 }
 227 EXPORT_SYMBOL_GPL(sms_board_setup);
 228
 229 int sms_board_power(struct smscore_device_t *coredev, int onoff)
 230 {
 231         int board_id = smscore_get_board_id(coredev);
 232         struct sms_board *board = sms_get_board(board_id);
 233
 234         switch (board_id) {
 235         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 236                 /* power LED */
 237                 sms_set_gpio(coredev,
 238                              board->led_power, onoff ? 1 : 0);
 239                 break;
 240         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 241         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 242                 /* LNA */
 243                 if (!onoff)
 244                         sms_set_gpio(coredev, board->lna_ctrl, 0);
 245                 break;
 246         }
 247         return 0;
 248 }
 249 EXPORT_SYMBOL_GPL(sms_board_power);
 250
 251 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 252 {
 253         int board_id = smscore_get_board_id(coredev);
 254         struct sms_board *board = sms_get_board(board_id);
 255
 256         /* dont touch GPIO if LEDs are already set */
 257         if (smscore_led_state(coredev, -1) == led)
 258                 return 0;
 259
 260         switch (board_id) {
 261         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 262                 sms_set_gpio(coredev,
 263                              board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 264                 sms_set_gpio(coredev,
 265                              board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
 266
 267                 smscore_led_state(coredev, led);
 268                 break;
 269         }
 270         return 0;
 271 }
 272 EXPORT_SYMBOL_GPL(sms_board_led_feedback);
 273
 274 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 275 {
 276         int board_id = smscore_get_board_id(coredev);
 277         struct sms_board *board = sms_get_board(board_id);
 278
 279         sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
 280
 281         switch (board_id) {
 282         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 283         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 284                 sms_set_gpio(coredev,
 285                              board->rf_switch, onoff ? 1 : 0);
 286                 return sms_set_gpio(coredev,
 287                                     board->lna_ctrl, onoff ? 1 : 0);
 288         }
 289         return -EINVAL;
 290 }
 291 EXPORT_SYMBOL_GPL(sms_board_lna_control);
 292
 293 int sms_board_load_modules(int id)
 294 {
 295         switch (id) {
 296         case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 297         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 298         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 299         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 300         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 301         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 302                 request_module("smsdvb");
 303                 break;
 304         default:
 305                 /* do nothing */
 306                 break;
 307         }
 308         return 0;
 309 }
 310 EXPORT_SYMBOL_GPL(sms_board_load_modules);