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 #include <linux/module.h>
  23
  24 static int sms_dbg;
  25 module_param_named(cards_dbg, sms_dbg, int, 0644);
  26 MODULE_PARM_DESC(cards_dbg, "set debug level (info=1, adv=2 (or-able))");
  27
  28 static struct sms_board sms_boards[] = {
  29         [SMS_BOARD_UNKNOWN] = {
  30                 .name   = "Unknown board",
  31         },
  32         [SMS1XXX_BOARD_SIANO_STELLAR] = {
  33                 .name   = "Siano Stellar Digital Receiver",
  34                 .type   = SMS_STELLAR,
  35         },
  36         [SMS1XXX_BOARD_SIANO_NOVA_A] = {
  37                 .name   = "Siano Nova A Digital Receiver",
  38                 .type   = SMS_NOVA_A0,
  39         },
  40         [SMS1XXX_BOARD_SIANO_NOVA_B] = {
  41                 .name   = "Siano Nova B Digital Receiver",
  42                 .type   = SMS_NOVA_B0,
  43         },
  44         [SMS1XXX_BOARD_SIANO_VEGA] = {
  45                 .name   = "Siano Vega Digital Receiver",
  46                 .type   = SMS_VEGA,
  47         },
  48         [SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT] = {
  49                 .name   = "Hauppauge Catamount",
  50                 .type   = SMS_STELLAR,
  51                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-stellar-dvbt-01.fw",
  52         },
  53         [SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A] = {
  54                 .name   = "Hauppauge Okemo-A",
  55                 .type   = SMS_NOVA_A0,
  56                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-a-dvbt-01.fw",
  57         },
  58         [SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B] = {
  59                 .name   = "Hauppauge Okemo-B",
  60                 .type   = SMS_NOVA_B0,
  61                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-b-dvbt-01.fw",
  62         },
  63         [SMS1XXX_BOARD_HAUPPAUGE_WINDHAM] = {
  64                 .name   = "Hauppauge WinTV MiniStick",
  65                 .type   = SMS_NOVA_B0,
  66                 .fw[DEVICE_MODE_ISDBT_BDA] = "sms1xxx-hcw-55xxx-isdbt-02.fw",
  67                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  68                 .rc_codes = RC_MAP_HAUPPAUGE,
  69                 .board_cfg.leds_power = 26,
  70                 .board_cfg.led0 = 27,
  71                 .board_cfg.led1 = 28,
  72                 .board_cfg.ir = 9,
  73                 .led_power = 26,
  74                 .led_lo    = 27,
  75                 .led_hi    = 28,
  76         },
  77         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
  78                 .name   = "Hauppauge WinTV MiniCard",
  79                 .type   = SMS_NOVA_B0,
  80                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  81                 .lna_ctrl  = 29,
  82                 .board_cfg.foreign_lna0_ctrl = 29,
  83                 .rf_switch = 17,
  84                 .board_cfg.rf_switch_uhf = 17,
  85         },
  86         [SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
  87                 .name   = "Hauppauge WinTV MiniCard",
  88                 .type   = SMS_NOVA_B0,
  89                 .fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
  90                 .lna_ctrl  = -1,
  91         },
  92         [SMS1XXX_BOARD_SIANO_NICE] = {
  93         /* 11 */
  94                 .name = "Siano Nice Digital Receiver",
  95                 .type = SMS_NOVA_B0,
  96         },
  97         [SMS1XXX_BOARD_SIANO_VENICE] = {
  98         /* 12 */
  99                 .name = "Siano Venice Digital Receiver",
 100                 .type = SMS_VEGA,
 101         },
 102 };
 103
 104 struct sms_board *sms_get_board(unsigned id)
 105 {
 106         BUG_ON(id >= ARRAY_SIZE(sms_boards));
 107
 108         return &sms_boards[id];
 109 }
 110 EXPORT_SYMBOL_GPL(sms_get_board);
 111 static inline void sms_gpio_assign_11xx_default_led_config(
 112                 struct smscore_gpio_config *pGpioConfig) {
 113         pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
 114         pGpioConfig->InputCharacteristics =
 115                 SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
 116         pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
 117         pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
 118         pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
 119 }
 120
 121 int sms_board_event(struct smscore_device_t *coredev,
 122                 enum SMS_BOARD_EVENTS gevent) {
 123         struct smscore_gpio_config MyGpioConfig;
 124
 125         sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
 126
 127         switch (gevent) {
 128         case BOARD_EVENT_POWER_INIT: /* including hotplug */
 129                 break; /* BOARD_EVENT_BIND */
 130
 131         case BOARD_EVENT_POWER_SUSPEND:
 132                 break; /* BOARD_EVENT_POWER_SUSPEND */
 133
 134         case BOARD_EVENT_POWER_RESUME:
 135                 break; /* BOARD_EVENT_POWER_RESUME */
 136
 137         case BOARD_EVENT_BIND:
 138                 break; /* BOARD_EVENT_BIND */
 139
 140         case BOARD_EVENT_SCAN_PROG:
 141                 break; /* BOARD_EVENT_SCAN_PROG */
 142         case BOARD_EVENT_SCAN_COMP:
 143                 break; /* BOARD_EVENT_SCAN_COMP */
 144         case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
 145                 break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
 146         case BOARD_EVENT_FE_LOCK:
 147                 break; /* BOARD_EVENT_FE_LOCK */
 148         case BOARD_EVENT_FE_UNLOCK:
 149                 break; /* BOARD_EVENT_FE_UNLOCK */
 150         case BOARD_EVENT_DEMOD_LOCK:
 151                 break; /* BOARD_EVENT_DEMOD_LOCK */
 152         case BOARD_EVENT_DEMOD_UNLOCK:
 153                 break; /* BOARD_EVENT_DEMOD_UNLOCK */
 154         case BOARD_EVENT_RECEPTION_MAX_4:
 155                 break; /* BOARD_EVENT_RECEPTION_MAX_4 */
 156         case BOARD_EVENT_RECEPTION_3:
 157                 break; /* BOARD_EVENT_RECEPTION_3 */
 158         case BOARD_EVENT_RECEPTION_2:
 159                 break; /* BOARD_EVENT_RECEPTION_2 */
 160         case BOARD_EVENT_RECEPTION_1:
 161                 break; /* BOARD_EVENT_RECEPTION_1 */
 162         case BOARD_EVENT_RECEPTION_LOST_0:
 163                 break; /* BOARD_EVENT_RECEPTION_LOST_0 */
 164         case BOARD_EVENT_MULTIPLEX_OK:
 165                 break; /* BOARD_EVENT_MULTIPLEX_OK */
 166         case BOARD_EVENT_MULTIPLEX_ERRORS:
 167                 break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
 168
 169         default:
 170                 sms_err("Unknown SMS board event");
 171                 break;
 172         }
 173         return 0;
 174 }
 175 EXPORT_SYMBOL_GPL(sms_board_event);
 176
 177 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 178 {
 179         int lvl, ret;
 180         u32 gpio;
 181         struct smscore_config_gpio gpioconfig = {
 182                 .direction            = SMS_GPIO_DIRECTION_OUTPUT,
 183                 .pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 184                 .inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 185                 .outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 186                 .outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 187         };
 188
 189         if (pin == 0)
 190                 return -EINVAL;
 191
 192         if (pin < 0) {
 193                 /* inverted gpio */
 194                 gpio = pin * -1;
 195                 lvl = enable ? 0 : 1;
 196         } else {
 197                 gpio = pin;
 198                 lvl = enable ? 1 : 0;
 199         }
 200
 201         ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 202         if (ret < 0)
 203                 return ret;
 204
 205         return smscore_set_gpio(coredev, gpio, lvl);
 206 }
 207
 208 int sms_board_setup(struct smscore_device_t *coredev)
 209 {
 210         int board_id = smscore_get_board_id(coredev);
 211         struct sms_board *board = sms_get_board(board_id);
 212
 213         switch (board_id) {
 214         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 215                 /* turn off all LEDs */
 216                 sms_set_gpio(coredev, board->led_power, 0);
 217                 sms_set_gpio(coredev, board->led_hi, 0);
 218                 sms_set_gpio(coredev, board->led_lo, 0);
 219                 break;
 220         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 221         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 222                 /* turn off LNA */
 223                 sms_set_gpio(coredev, board->lna_ctrl, 0);
 224                 break;
 225         }
 226         return 0;
 227 }
 228 EXPORT_SYMBOL_GPL(sms_board_setup);
 229
 230 int sms_board_power(struct smscore_device_t *coredev, int onoff)
 231 {
 232         int board_id = smscore_get_board_id(coredev);
 233         struct sms_board *board = sms_get_board(board_id);
 234
 235         switch (board_id) {
 236         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 237                 /* power LED */
 238                 sms_set_gpio(coredev,
 239                              board->led_power, onoff ? 1 : 0);
 240                 break;
 241         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 242         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 243                 /* LNA */
 244                 if (!onoff)
 245                         sms_set_gpio(coredev, board->lna_ctrl, 0);
 246                 break;
 247         }
 248         return 0;
 249 }
 250 EXPORT_SYMBOL_GPL(sms_board_power);
 251
 252 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 253 {
 254         int board_id = smscore_get_board_id(coredev);
 255         struct sms_board *board = sms_get_board(board_id);
 256
 257         /* dont touch GPIO if LEDs are already set */
 258         if (smscore_led_state(coredev, -1) == led)
 259                 return 0;
 260
 261         switch (board_id) {
 262         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 263                 sms_set_gpio(coredev,
 264                              board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 265                 sms_set_gpio(coredev,
 266                              board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
 267
 268                 smscore_led_state(coredev, led);
 269                 break;
 270         }
 271         return 0;
 272 }
 273 EXPORT_SYMBOL_GPL(sms_board_led_feedback);
 274
 275 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 276 {
 277         int board_id = smscore_get_board_id(coredev);
 278         struct sms_board *board = sms_get_board(board_id);
 279
 280         sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
 281
 282         switch (board_id) {
 283         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 284         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 285                 sms_set_gpio(coredev,
 286                              board->rf_switch, onoff ? 1 : 0);
 287                 return sms_set_gpio(coredev,
 288                                     board->lna_ctrl, onoff ? 1 : 0);
 289         }
 290         return -EINVAL;
 291 }
 292 EXPORT_SYMBOL_GPL(sms_board_lna_control);
 293
 294 int sms_board_load_modules(int id)
 295 {
 296         switch (id) {
 297         case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 298         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 299         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 300         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 301         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 302         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 303                 request_module("smsdvb");
 304                 break;
 305         default:
 306                 /* do nothing */
 307                 break;
 308         }
 309         return 0;
 310 }
 311 EXPORT_SYMBOL_GPL(sms_board_load_modules);