original_kernel/drivers/media/dvb/siano/sms-cards.c

228 lines
6.1 KiB
C

/*
* 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"
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,
.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-stellar-dvbt-01.fw",
},
[SMS1XXX_BOARD_SIANO_NOVA_A] = {
.name = "Siano Nova A Digital Receiver",
.type = SMS_NOVA_A0,
.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-a-dvbt-01.fw",
},
[SMS1XXX_BOARD_SIANO_NOVA_B] = {
.name = "Siano Nova B Digital Receiver",
.type = SMS_NOVA_B0,
.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-b-dvbt-01.fw",
},
[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_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
.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,
.rf_switch = 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,
},
};
struct sms_board *sms_get_board(int id)
{
BUG_ON(id >= ARRAY_SIZE(sms_boards));
return &sms_boards[id];
}
EXPORT_SYMBOL_GPL(sms_get_board);
static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
{
int lvl, ret;
u32 gpio;
struct smscore_gpio_config 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:
request_module("smsdvb");
break;
default:
/* do nothing */
break;
}
return 0;
}
EXPORT_SYMBOL_GPL(sms_board_load_modules);