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