LXR linux/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
  23static int sms_dbg;
  24module_param_named(cards_dbg, sms_dbg, int, 0644);
  25MODULE_PARM_DESC(cards_dbg, "set debug level (info=1, adv=2 (or-able))");
  26
  27static 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
 100struct sms_board *sms_get_board(int id)
 101{
 102        BUG_ON(id >= ARRAY_SIZE(sms_boards));
 103
 104        return &sms_boards[id];
 105}
 106EXPORT_SYMBOL_GPL(sms_get_board);
 107static inline void sms_gpio_assign_11xx_default_led_config(
 108                struct smscore_gpio_config *pGpioConfig) {
 109        pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
 110        pGpioConfig->InputCharacteristics =
 111                SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
 112        pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
 113        pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
 114        pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
 115}
 116
 117int sms_board_event(struct smscore_device_t *coredev,
 118                enum SMS_BOARD_EVENTS gevent) {
 119        struct smscore_gpio_config MyGpioConfig;
 120
 121        sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
 122
 123        switch (gevent) {
 124        case BOARD_EVENT_POWER_INIT: /* including hotplug */
 125                break; /* BOARD_EVENT_BIND */
 126
 127        case BOARD_EVENT_POWER_SUSPEND:
 128                break; /* BOARD_EVENT_POWER_SUSPEND */
 129
 130        case BOARD_EVENT_POWER_RESUME:
 131                break; /* BOARD_EVENT_POWER_RESUME */
 132
 133        case BOARD_EVENT_BIND:
 134                break; /* BOARD_EVENT_BIND */
 135
 136        case BOARD_EVENT_SCAN_PROG:
 137                break; /* BOARD_EVENT_SCAN_PROG */
 138        case BOARD_EVENT_SCAN_COMP:
 139                break; /* BOARD_EVENT_SCAN_COMP */
 140        case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
 141                break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
 142        case BOARD_EVENT_FE_LOCK:
 143                break; /* BOARD_EVENT_FE_LOCK */
 144        case BOARD_EVENT_FE_UNLOCK:
 145                break; /* BOARD_EVENT_FE_UNLOCK */
 146        case BOARD_EVENT_DEMOD_LOCK:
 147                break; /* BOARD_EVENT_DEMOD_LOCK */
 148        case BOARD_EVENT_DEMOD_UNLOCK:
 149                break; /* BOARD_EVENT_DEMOD_UNLOCK */
 150        case BOARD_EVENT_RECEPTION_MAX_4:
 151                break; /* BOARD_EVENT_RECEPTION_MAX_4 */
 152        case BOARD_EVENT_RECEPTION_3:
 153                break; /* BOARD_EVENT_RECEPTION_3 */
 154        case BOARD_EVENT_RECEPTION_2:
 155                break; /* BOARD_EVENT_RECEPTION_2 */
 156        case BOARD_EVENT_RECEPTION_1:
 157                break; /* BOARD_EVENT_RECEPTION_1 */
 158        case BOARD_EVENT_RECEPTION_LOST_0:
 159                break; /* BOARD_EVENT_RECEPTION_LOST_0 */
 160        case BOARD_EVENT_MULTIPLEX_OK:
 161                break; /* BOARD_EVENT_MULTIPLEX_OK */
 162        case BOARD_EVENT_MULTIPLEX_ERRORS:
 163                break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
 164
 165        default:
 166                sms_err("Unknown SMS board event");
 167                break;
 168        }
 169        return 0;
 170}
 171EXPORT_SYMBOL_GPL(sms_board_event);
 172
 173static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 174{
 175        int lvl, ret;
 176        u32 gpio;
 177        struct smscore_config_gpio gpioconfig = {
 178                .direction            = SMS_GPIO_DIRECTION_OUTPUT,
 179                .pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 180                .inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 181                .outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 182                .outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 183        };
 184
 185        if (pin == 0)
 186                return -EINVAL;
 187
 188        if (pin < 0) {
 189                /* inverted gpio */
 190                gpio = pin * -1;
 191                lvl = enable ? 0 : 1;
 192        } else {
 193                gpio = pin;
 194                lvl = enable ? 1 : 0;
 195        }
 196
 197        ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 198        if (ret < 0)
 199                return ret;
 200
 201        return smscore_set_gpio(coredev, gpio, lvl);
 202}
 203
 204int sms_board_setup(struct smscore_device_t *coredev)
 205{
 206        int board_id = smscore_get_board_id(coredev);
 207        struct sms_board *board = sms_get_board(board_id);
 208
 209        switch (board_id) {
 210        case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 211                /* turn off all LEDs */
 212                sms_set_gpio(coredev, board->led_power, 0);
 213                sms_set_gpio(coredev, board->led_hi, 0);
 214                sms_set_gpio(coredev, board->led_lo, 0);
 215                break;
 216        case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 217        case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 218                /* turn off LNA */
 219                sms_set_gpio(coredev, board->lna_ctrl, 0);
 220                break;
 221        }
 222        return 0;
 223}
 224EXPORT_SYMBOL_GPL(sms_board_setup);
 225
 226int sms_board_power(struct smscore_device_t *coredev, int onoff)
 227{
 228        int board_id = smscore_get_board_id(coredev);
 229        struct sms_board *board = sms_get_board(board_id);
 230
 231        switch (board_id) {
 232        case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 233                /* power LED */
 234                sms_set_gpio(coredev,
 235                             board->led_power, onoff ? 1 : 0);
 236                break;
 237        case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 238        case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 239                /* LNA */
 240                if (!onoff)
 241                        sms_set_gpio(coredev, board->lna_ctrl, 0);
 242                break;
 243        }
 244        return 0;
 245}
 246EXPORT_SYMBOL_GPL(sms_board_power);
 247
 248int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 249{
 250        int board_id = smscore_get_board_id(coredev);
 251        struct sms_board *board = sms_get_board(board_id);
 252
 253        /* dont touch GPIO if LEDs are already set */
 254        if (smscore_led_state(coredev, -1) == led)
 255                return 0;
 256
 257        switch (board_id) {
 258        case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 259                sms_set_gpio(coredev,
 260                             board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 261                sms_set_gpio(coredev,
 262                             board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
 263
 264                smscore_led_state(coredev, led);
 265                break;
 266        }
 267        return 0;
 268}
 269EXPORT_SYMBOL_GPL(sms_board_led_feedback);
 270
 271int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 272{
 273        int board_id = smscore_get_board_id(coredev);
 274        struct sms_board *board = sms_get_board(board_id);
 275
 276        sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
 277
 278        switch (board_id) {
 279        case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 280        case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 281                sms_set_gpio(coredev,
 282                             board->rf_switch, onoff ? 1 : 0);
 283                return sms_set_gpio(coredev,
 284                                    board->lna_ctrl, onoff ? 1 : 0);
 285        }
 286        return -EINVAL;
 287}
 288EXPORT_SYMBOL_GPL(sms_board_lna_control);
 289
 290int sms_board_load_modules(int id)
 291{
 292        switch (id) {
 293        case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 294        case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 295        case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 296        case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 297                request_module("smsdvb");
 298                break;
 299        default:
 300                /* do nothing */
 301                break;
 302        }
 303        return 0;
 304}
 305EXPORT_SYMBOL_GPL(sms_board_load_modules);
 306