git.oblomov.eu Git - linux-2.6/blob - 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
 108 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 109 {
 110         int lvl, ret;
 111         u32 gpio;
 112         struct smscore_gpio_config gpioconfig = {
 113                 .direction            = SMS_GPIO_DIRECTION_OUTPUT,
 114                 .pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 115                 .inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 116                 .outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 117                 .outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 118         };
 119
 120         if (pin == 0)
 121                 return -EINVAL;
 122
 123         if (pin < 0) {
 124                 /* inverted gpio */
 125                 gpio = pin * -1;
 126                 lvl = enable ? 0 : 1;
 127         } else {
 128                 gpio = pin;
 129                 lvl = enable ? 1 : 0;
 130         }
 131
 132         ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 133         if (ret < 0)
 134                 return ret;
 135
 136         return smscore_set_gpio(coredev, gpio, lvl);
 137 }
 138
 139 int sms_board_setup(struct smscore_device_t *coredev)
 140 {
 141         int board_id = smscore_get_board_id(coredev);
 142         struct sms_board *board = sms_get_board(board_id);
 143
 144         switch (board_id) {
 145         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 146                 /* turn off all LEDs */
 147                 sms_set_gpio(coredev, board->led_power, 0);
 148                 sms_set_gpio(coredev, board->led_hi, 0);
 149                 sms_set_gpio(coredev, board->led_lo, 0);
 150                 break;
 151         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 152         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 153                 /* turn off LNA */
 154                 sms_set_gpio(coredev, board->lna_ctrl, 0);
 155                 break;
 156         }
 157         return 0;
 158 }
 159 EXPORT_SYMBOL_GPL(sms_board_setup);
 160
 161 int sms_board_power(struct smscore_device_t *coredev, int onoff)
 162 {
 163         int board_id = smscore_get_board_id(coredev);
 164         struct sms_board *board = sms_get_board(board_id);
 165
 166         switch (board_id) {
 167         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 168                 /* power LED */
 169                 sms_set_gpio(coredev,
 170                              board->led_power, onoff ? 1 : 0);
 171                 break;
 172         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 173         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 174                 /* LNA */
 175                 if (!onoff)
 176                         sms_set_gpio(coredev, board->lna_ctrl, 0);
 177                 break;
 178         }
 179         return 0;
 180 }
 181 EXPORT_SYMBOL_GPL(sms_board_power);
 182
 183 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 184 {
 185         int board_id = smscore_get_board_id(coredev);
 186         struct sms_board *board = sms_get_board(board_id);
 187
 188         /* dont touch GPIO if LEDs are already set */
 189         if (smscore_led_state(coredev, -1) == led)
 190                 return 0;
 191
 192         switch (board_id) {
 193         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 194                 sms_set_gpio(coredev,
 195                              board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 196                 sms_set_gpio(coredev,
 197                              board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
 198
 199                 smscore_led_state(coredev, led);
 200                 break;
 201         }
 202         return 0;
 203 }
 204 EXPORT_SYMBOL_GPL(sms_board_led_feedback);
 205
 206 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 207 {
 208         int board_id = smscore_get_board_id(coredev);
 209         struct sms_board *board = sms_get_board(board_id);
 210
 211         sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
 212
 213         switch (board_id) {
 214         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 215         case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 216                 sms_set_gpio(coredev,
 217                              board->rf_switch, onoff ? 1 : 0);
 218                 return sms_set_gpio(coredev,
 219                                     board->lna_ctrl, onoff ? 1 : 0);
 220         }
 221         return -EINVAL;
 222 }
 223 EXPORT_SYMBOL_GPL(sms_board_lna_control);
 224
 225 int sms_board_load_modules(int id)
 226 {
 227         switch (id) {
 228         case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 229         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 230         case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 231         case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 232                 request_module("smsdvb");
 233                 break;
 234         default:
 235                 /* do nothing */
 236                 break;
 237         }
 238         return 0;
 239 }
 240 EXPORT_SYMBOL_GPL(sms_board_load_modules);