drivers/media/dvb/siano/sms-cards.c - kernel/mindspeed - Git at Google

 /*
  *  Card-specific functions for the Siano SMS1xxx USB dongle
  *
  *  Copyright (c) 2008 Michael Krufky <mkrufky@linuxtv.org>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
  *  published by the Free Software Foundation;
  *
  *  Software distributed under the License is distributed on an "AS IS"
  *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
  *
  *  See the GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */

 #include "sms-cards.h"
 #include "smsir.h"
 #include <linux/module.h>

 static int sms_dbg;
 module_param_named(cards_dbg, sms_dbg, int, 0644);
 MODULE_PARM_DESC(cards_dbg, "set debug level (info=1, adv=2 (or-able))");

 static struct sms_board sms_boards[] = {
 	[SMS_BOARD_UNKNOWN] = {
 		.name	= "Unknown board",
 	},
 	[SMS1XXX_BOARD_SIANO_STELLAR] = {
 		.name	= "Siano Stellar Digital Receiver",
 		.type	= SMS_STELLAR,
 	},
 	[SMS1XXX_BOARD_SIANO_NOVA_A] = {
 		.name	= "Siano Nova A Digital Receiver",
 		.type	= SMS_NOVA_A0,
 	},
 	[SMS1XXX_BOARD_SIANO_NOVA_B] = {
 		.name	= "Siano Nova B Digital Receiver",
 		.type	= SMS_NOVA_B0,
 	},
 	[SMS1XXX_BOARD_SIANO_VEGA] = {
 		.name	= "Siano Vega Digital Receiver",
 		.type	= SMS_VEGA,
 	},
 	[SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT] = {
 		.name	= "Hauppauge Catamount",
 		.type	= SMS_STELLAR,
 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-stellar-dvbt-01.fw",
 	},
 	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A] = {
 		.name	= "Hauppauge Okemo-A",
 		.type	= SMS_NOVA_A0,
 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-a-dvbt-01.fw",
 	},
 	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B] = {
 		.name	= "Hauppauge Okemo-B",
 		.type	= SMS_NOVA_B0,
 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-b-dvbt-01.fw",
 	},
 	[SMS1XXX_BOARD_HAUPPAUGE_WINDHAM] = {
 		.name	= "Hauppauge WinTV MiniStick",
 		.type	= SMS_NOVA_B0,
 		.fw[DEVICE_MODE_ISDBT_BDA] = "sms1xxx-hcw-55xxx-isdbt-02.fw",
 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
 		.rc_codes = RC_MAP_HAUPPAUGE,
 		.board_cfg.leds_power = 26,
 		.board_cfg.led0 = 27,
 		.board_cfg.led1 = 28,
 		.board_cfg.ir = 9,
 		.led_power = 26,
 		.led_lo    = 27,
 		.led_hi    = 28,
 	},
 	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
 		.name	= "Hauppauge WinTV MiniCard",
 		.type	= SMS_NOVA_B0,
 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
 		.lna_ctrl  = 29,
 		.board_cfg.foreign_lna0_ctrl = 29,
 		.rf_switch = 17,
 		.board_cfg.rf_switch_uhf = 17,
 	},
 	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
 		.name	= "Hauppauge WinTV MiniCard",
 		.type	= SMS_NOVA_B0,
 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
 		.lna_ctrl  = -1,
 	},
 	[SMS1XXX_BOARD_SIANO_NICE] = {
 	/* 11 */
 		.name = "Siano Nice Digital Receiver",
 		.type = SMS_NOVA_B0,
 	},
 	[SMS1XXX_BOARD_SIANO_VENICE] = {
 	/* 12 */
 		.name = "Siano Venice Digital Receiver",
 		.type = SMS_VEGA,
 	},
 };

 struct sms_board *sms_get_board(unsigned id)
 {
 	BUG_ON(id >= ARRAY_SIZE(sms_boards));

 	return &sms_boards[id];
 }
 EXPORT_SYMBOL_GPL(sms_get_board);
 static inline void sms_gpio_assign_11xx_default_led_config(
 		struct smscore_gpio_config *pGpioConfig) {
 	pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
 	pGpioConfig->InputCharacteristics =
 		SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
 	pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
 	pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
 	pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
 }

 int sms_board_event(struct smscore_device_t *coredev,
 		enum SMS_BOARD_EVENTS gevent) {
 	struct smscore_gpio_config MyGpioConfig;

 	sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);

 	switch (gevent) {
 	case BOARD_EVENT_POWER_INIT: /* including hotplug */
 		break; /* BOARD_EVENT_BIND */

 	case BOARD_EVENT_POWER_SUSPEND:
 		break; /* BOARD_EVENT_POWER_SUSPEND */

 	case BOARD_EVENT_POWER_RESUME:
 		break; /* BOARD_EVENT_POWER_RESUME */

 	case BOARD_EVENT_BIND:
 		break; /* BOARD_EVENT_BIND */

 	case BOARD_EVENT_SCAN_PROG:
 		break; /* BOARD_EVENT_SCAN_PROG */
 	case BOARD_EVENT_SCAN_COMP:
 		break; /* BOARD_EVENT_SCAN_COMP */
 	case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
 		break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
 	case BOARD_EVENT_FE_LOCK:
 		break; /* BOARD_EVENT_FE_LOCK */
 	case BOARD_EVENT_FE_UNLOCK:
 		break; /* BOARD_EVENT_FE_UNLOCK */
 	case BOARD_EVENT_DEMOD_LOCK:
 		break; /* BOARD_EVENT_DEMOD_LOCK */
 	case BOARD_EVENT_DEMOD_UNLOCK:
 		break; /* BOARD_EVENT_DEMOD_UNLOCK */
 	case BOARD_EVENT_RECEPTION_MAX_4:
 		break; /* BOARD_EVENT_RECEPTION_MAX_4 */
 	case BOARD_EVENT_RECEPTION_3:
 		break; /* BOARD_EVENT_RECEPTION_3 */
 	case BOARD_EVENT_RECEPTION_2:
 		break; /* BOARD_EVENT_RECEPTION_2 */
 	case BOARD_EVENT_RECEPTION_1:
 		break; /* BOARD_EVENT_RECEPTION_1 */
 	case BOARD_EVENT_RECEPTION_LOST_0:
 		break; /* BOARD_EVENT_RECEPTION_LOST_0 */
 	case BOARD_EVENT_MULTIPLEX_OK:
 		break; /* BOARD_EVENT_MULTIPLEX_OK */
 	case BOARD_EVENT_MULTIPLEX_ERRORS:
 		break; /* BOARD_EVENT_MULTIPLEX_ERRORS */

 	default:
 		sms_err("Unknown SMS board event");
 		break;
 	}
 	return 0;
 }
 EXPORT_SYMBOL_GPL(sms_board_event);

 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
 {
 	int lvl, ret;
 	u32 gpio;
 	struct smscore_config_gpio gpioconfig = {
 		.direction            = SMS_GPIO_DIRECTION_OUTPUT,
 		.pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
 		.inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
 		.outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
 		.outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
 	};

 	if (pin == 0)
 		return -EINVAL;

 	if (pin < 0) {
 		/* inverted gpio */
 		gpio = pin * -1;
 		lvl = enable ? 0 : 1;
 	} else {
 		gpio = pin;
 		lvl = enable ? 1 : 0;
 	}

 	ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
 	if (ret < 0)
 		return ret;

 	return smscore_set_gpio(coredev, gpio, lvl);
 }

 int sms_board_setup(struct smscore_device_t *coredev)
 {
 	int board_id = smscore_get_board_id(coredev);
 	struct sms_board *board = sms_get_board(board_id);

 	switch (board_id) {
 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 		/* turn off all LEDs */
 		sms_set_gpio(coredev, board->led_power, 0);
 		sms_set_gpio(coredev, board->led_hi, 0);
 		sms_set_gpio(coredev, board->led_lo, 0);
 		break;
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 		/* turn off LNA */
 		sms_set_gpio(coredev, board->lna_ctrl, 0);
 		break;
 	}
 	return 0;
 }
 EXPORT_SYMBOL_GPL(sms_board_setup);

 int sms_board_power(struct smscore_device_t *coredev, int onoff)
 {
 	int board_id = smscore_get_board_id(coredev);
 	struct sms_board *board = sms_get_board(board_id);

 	switch (board_id) {
 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 		/* power LED */
 		sms_set_gpio(coredev,
 			     board->led_power, onoff ? 1 : 0);
 		break;
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 		/* LNA */
 		if (!onoff)
 			sms_set_gpio(coredev, board->lna_ctrl, 0);
 		break;
 	}
 	return 0;
 }
 EXPORT_SYMBOL_GPL(sms_board_power);

 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
 {
 	int board_id = smscore_get_board_id(coredev);
 	struct sms_board *board = sms_get_board(board_id);

 	/* dont touch GPIO if LEDs are already set */
 	if (smscore_led_state(coredev, -1) == led)
 		return 0;

 	switch (board_id) {
 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 		sms_set_gpio(coredev,
 			     board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
 		sms_set_gpio(coredev,
 			     board->led_hi, (led & SMS_LED_HI) ? 1 : 0);

 		smscore_led_state(coredev, led);
 		break;
 	}
 	return 0;
 }
 EXPORT_SYMBOL_GPL(sms_board_led_feedback);

 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
 {
 	int board_id = smscore_get_board_id(coredev);
 	struct sms_board *board = sms_get_board(board_id);

 	sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");

 	switch (board_id) {
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 		sms_set_gpio(coredev,
 			     board->rf_switch, onoff ? 1 : 0);
 		return sms_set_gpio(coredev,
 				    board->lna_ctrl, onoff ? 1 : 0);
 	}
 	return -EINVAL;
 }
 EXPORT_SYMBOL_GPL(sms_board_lna_control);

 int sms_board_load_modules(int id)
 {
 	switch (id) {
 	case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
 	case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
 	case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
 		request_module("smsdvb");
 		break;
 	default:
 		/* do nothing */
 		break;
 	}
 	return 0;
 }
 EXPORT_SYMBOL_GPL(sms_board_load_modules);
	/*
	* Card-specific functions for the Siano SMS1xxx USB dongle
	*
	* Copyright (c) 2008 Michael Krufky <mkrufky@linuxtv.org>
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License version 2 as
	* published by the Free Software Foundation;
	*
	* Software distributed under the License is distributed on an "AS IS"
	* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
	*
	* See the GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with this program; if not, write to the Free Software
	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	*/

	#include "sms-cards.h"
	#include "smsir.h"
	#include <linux/module.h>

	static int sms_dbg;
	module_param_named(cards_dbg, sms_dbg, int, 0644);
	MODULE_PARM_DESC(cards_dbg, "set debug level (info=1, adv=2 (or-able))");

	static struct sms_board sms_boards[] = {
	[SMS_BOARD_UNKNOWN] = {
	.name = "Unknown board",
	},
	[SMS1XXX_BOARD_SIANO_STELLAR] = {
	.name = "Siano Stellar Digital Receiver",
	.type = SMS_STELLAR,
	},
	[SMS1XXX_BOARD_SIANO_NOVA_A] = {
	.name = "Siano Nova A Digital Receiver",
	.type = SMS_NOVA_A0,
	},
	[SMS1XXX_BOARD_SIANO_NOVA_B] = {
	.name = "Siano Nova B Digital Receiver",
	.type = SMS_NOVA_B0,
	},
	[SMS1XXX_BOARD_SIANO_VEGA] = {
	.name = "Siano Vega Digital Receiver",
	.type = SMS_VEGA,
	},
	[SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT] = {
	.name = "Hauppauge Catamount",
	.type = SMS_STELLAR,
	.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-stellar-dvbt-01.fw",
	},
	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A] = {
	.name = "Hauppauge Okemo-A",
	.type = SMS_NOVA_A0,
	.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-a-dvbt-01.fw",
	},
	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B] = {
	.name = "Hauppauge Okemo-B",
	.type = SMS_NOVA_B0,
	.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-b-dvbt-01.fw",
	},
	[SMS1XXX_BOARD_HAUPPAUGE_WINDHAM] = {
	.name = "Hauppauge WinTV MiniStick",
	.type = SMS_NOVA_B0,
	.fw[DEVICE_MODE_ISDBT_BDA] = "sms1xxx-hcw-55xxx-isdbt-02.fw",
	.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
	.rc_codes = RC_MAP_HAUPPAUGE,
	.board_cfg.leds_power = 26,
	.board_cfg.led0 = 27,
	.board_cfg.led1 = 28,
	.board_cfg.ir = 9,
	.led_power = 26,
	.led_lo = 27,
	.led_hi = 28,
	},
	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
	.name = "Hauppauge WinTV MiniCard",
	.type = SMS_NOVA_B0,
	.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
	.lna_ctrl = 29,
	.board_cfg.foreign_lna0_ctrl = 29,
	.rf_switch = 17,
	.board_cfg.rf_switch_uhf = 17,
	},
	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
	.name = "Hauppauge WinTV MiniCard",
	.type = SMS_NOVA_B0,
	.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
	.lna_ctrl = -1,
	},
	[SMS1XXX_BOARD_SIANO_NICE] = {
	/* 11 */
	.name = "Siano Nice Digital Receiver",
	.type = SMS_NOVA_B0,
	},
	[SMS1XXX_BOARD_SIANO_VENICE] = {
	/* 12 */
	.name = "Siano Venice Digital Receiver",
	.type = SMS_VEGA,
	},
	};

	struct sms_board *sms_get_board(unsigned id)
	{
	BUG_ON(id >= ARRAY_SIZE(sms_boards));

	return &sms_boards[id];
	}
	EXPORT_SYMBOL_GPL(sms_get_board);
	static inline void sms_gpio_assign_11xx_default_led_config(
	struct smscore_gpio_config *pGpioConfig) {
	pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
	pGpioConfig->InputCharacteristics =
	SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
	pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
	pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
	pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
	}

	int sms_board_event(struct smscore_device_t *coredev,
	enum SMS_BOARD_EVENTS gevent) {
	struct smscore_gpio_config MyGpioConfig;

	sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);

	switch (gevent) {
	case BOARD_EVENT_POWER_INIT: /* including hotplug */
	break; /* BOARD_EVENT_BIND */

	case BOARD_EVENT_POWER_SUSPEND:
	break; /* BOARD_EVENT_POWER_SUSPEND */

	case BOARD_EVENT_POWER_RESUME:
	break; /* BOARD_EVENT_POWER_RESUME */

	case BOARD_EVENT_BIND:
	break; /* BOARD_EVENT_BIND */

	case BOARD_EVENT_SCAN_PROG:
	break; /* BOARD_EVENT_SCAN_PROG */
	case BOARD_EVENT_SCAN_COMP:
	break; /* BOARD_EVENT_SCAN_COMP */
	case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
	break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
	case BOARD_EVENT_FE_LOCK:
	break; /* BOARD_EVENT_FE_LOCK */
	case BOARD_EVENT_FE_UNLOCK:
	break; /* BOARD_EVENT_FE_UNLOCK */
	case BOARD_EVENT_DEMOD_LOCK:
	break; /* BOARD_EVENT_DEMOD_LOCK */
	case BOARD_EVENT_DEMOD_UNLOCK:
	break; /* BOARD_EVENT_DEMOD_UNLOCK */
	case BOARD_EVENT_RECEPTION_MAX_4:
	break; /* BOARD_EVENT_RECEPTION_MAX_4 */
	case BOARD_EVENT_RECEPTION_3:
	break; /* BOARD_EVENT_RECEPTION_3 */
	case BOARD_EVENT_RECEPTION_2:
	break; /* BOARD_EVENT_RECEPTION_2 */
	case BOARD_EVENT_RECEPTION_1:
	break; /* BOARD_EVENT_RECEPTION_1 */
	case BOARD_EVENT_RECEPTION_LOST_0:
	break; /* BOARD_EVENT_RECEPTION_LOST_0 */
	case BOARD_EVENT_MULTIPLEX_OK:
	break; /* BOARD_EVENT_MULTIPLEX_OK */
	case BOARD_EVENT_MULTIPLEX_ERRORS:
	break; /* BOARD_EVENT_MULTIPLEX_ERRORS */

	default:
	sms_err("Unknown SMS board event");
	break;
	}
	return 0;
	}
	EXPORT_SYMBOL_GPL(sms_board_event);

	static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
	{
	int lvl, ret;
	u32 gpio;
	struct smscore_config_gpio gpioconfig = {
	.direction = SMS_GPIO_DIRECTION_OUTPUT,
	.pullupdown = SMS_GPIO_PULLUPDOWN_NONE,
	.inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
	.outputslewrate = SMS_GPIO_OUTPUTSLEWRATE_FAST,
	.outputdriving = SMS_GPIO_OUTPUTDRIVING_4mA,
	};

	if (pin == 0)
	return -EINVAL;

	if (pin < 0) {
	/* inverted gpio */
	gpio = pin * -1;
	lvl = enable ? 0 : 1;
	} else {
	gpio = pin;
	lvl = enable ? 1 : 0;
	}

	ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
	if (ret < 0)
	return ret;

	return smscore_set_gpio(coredev, gpio, lvl);
	}

	int sms_board_setup(struct smscore_device_t *coredev)
	{
	int board_id = smscore_get_board_id(coredev);
	struct sms_board *board = sms_get_board(board_id);

	switch (board_id) {
	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
	/* turn off all LEDs */
	sms_set_gpio(coredev, board->led_power, 0);
	sms_set_gpio(coredev, board->led_hi, 0);
	sms_set_gpio(coredev, board->led_lo, 0);
	break;
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
	/* turn off LNA */
	sms_set_gpio(coredev, board->lna_ctrl, 0);
	break;
	}
	return 0;
	}
	EXPORT_SYMBOL_GPL(sms_board_setup);

	int sms_board_power(struct smscore_device_t *coredev, int onoff)
	{
	int board_id = smscore_get_board_id(coredev);
	struct sms_board *board = sms_get_board(board_id);

	switch (board_id) {
	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
	/* power LED */
	sms_set_gpio(coredev,
	board->led_power, onoff ? 1 : 0);
	break;
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
	/* LNA */
	if (!onoff)
	sms_set_gpio(coredev, board->lna_ctrl, 0);
	break;
	}
	return 0;
	}
	EXPORT_SYMBOL_GPL(sms_board_power);

	int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
	{
	int board_id = smscore_get_board_id(coredev);
	struct sms_board *board = sms_get_board(board_id);

	/* dont touch GPIO if LEDs are already set */
	if (smscore_led_state(coredev, -1) == led)
	return 0;

	switch (board_id) {
	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
	sms_set_gpio(coredev,
	board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
	sms_set_gpio(coredev,
	board->led_hi, (led & SMS_LED_HI) ? 1 : 0);

	smscore_led_state(coredev, led);
	break;
	}
	return 0;
	}
	EXPORT_SYMBOL_GPL(sms_board_led_feedback);

	int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
	{
	int board_id = smscore_get_board_id(coredev);
	struct sms_board *board = sms_get_board(board_id);

	sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");

	switch (board_id) {
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
	sms_set_gpio(coredev,
	board->rf_switch, onoff ? 1 : 0);
	return sms_set_gpio(coredev,
	board->lna_ctrl, onoff ? 1 : 0);
	}
	return -EINVAL;
	}
	EXPORT_SYMBOL_GPL(sms_board_lna_control);

	int sms_board_load_modules(int id)
	{
	switch (id) {
	case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
	case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
	case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
	request_module("smsdvb");
	break;
	default:
	/* do nothing */
	break;
	}
	return 0;
	}
	EXPORT_SYMBOL_GPL(sms_board_load_modules);