SmartAudio/lichee/linux-4.9/drivers/input/init-input.c

892 lines
22 KiB
C
Executable File

/*
* Copyright (c) 2013-2015 liming@allwinnertech.com
*
* 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.
*/
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/pinctrl/consumer.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
#include <linux/platform_device.h>
#include "init-input.h"
/***************************CTP************************************/
/**
* sunxi_ctp_startup() - get config info from sys_config.fex file.
*@ctp_type: sensor type
* return value:
* = 0; success;
* < 0; err
*/
static int sunxi_ctp_startup(enum input_sensor_type *ctp_type)
{
int ret = -1;
struct ctp_config_info *data = container_of(ctp_type,
struct ctp_config_info, input_type);
struct device_node *np = NULL;
np = of_find_node_by_name(NULL, "ctp");
if (!np) {
pr_err("ERROR! get ctp_para failed, func:%s, line:%d\n",
__func__, __LINE__);
goto devicetree_get_item_err;
}
if (!of_device_is_available(np)) {
pr_err("%s: ctp is not used\n", __func__);
goto devicetree_get_item_err;
} else
data->ctp_used = 1;
ret = of_property_read_u32(np, "ctp_twi_id", &data->twi_id);
if (ret) {
pr_err("get twi_id is fail, %d\n", ret);
goto devicetree_get_item_err;
}
ret = of_property_read_string(np, "ctp_name", &data->name);
if (ret)
pr_err("get ctp_name is fail, %d\n", ret);
ret = of_property_read_string(np, "ctp_power_ldo", &data->ctp_power);
if (ret)
pr_err("get ctp_power is fail, %d\n", ret);
ret = of_property_read_u32(np, "ctp_power_ldo_vol",
&data->ctp_power_vol);
if (ret)
pr_err("get ctp_power_ldo_vol is fail, %d\n", ret);
data->ctp_power_io.gpio = of_get_named_gpio_flags(np, "ctp_power_io", 0,
(enum of_gpio_flags *)(&(data->ctp_power_io)));
if (!gpio_is_valid(data->ctp_power_io.gpio))
pr_err("%s: ctp_power_io is invalid.\n", __func__);
data->wakeup_gpio.gpio = of_get_named_gpio_flags(np, "ctp_wakeup", 0,
(enum of_gpio_flags *)(&(data->wakeup_gpio)));
if (!gpio_is_valid(data->wakeup_gpio.gpio))
pr_err("%s: wakeup_gpio is invalid.\n", __func__);
ret = of_property_read_u32(np, "ctp_screen_max_x", &data->screen_max_x);
if (ret)
pr_err("get ctp_screen_max_x is fail, %d\n", ret);
ret = of_property_read_u32(np, "ctp_screen_max_y", &data->screen_max_y);
if (ret)
pr_err("get screen_max_y is fail, %d\n", ret);
ret = of_property_read_u32(np, "ctp_revert_x_flag",
&data->revert_x_flag);
if (ret)
pr_err("get revert_x_flag is fail, %d\n", ret);
ret = of_property_read_u32(np, "ctp_revert_y_flag",
&data->revert_y_flag);
if (ret)
pr_err("get revert_y_flag is fail, %d\n", ret);
ret = of_property_read_u32(np, "ctp_exchange_x_y_flag",
&data->exchange_x_y_flag);
if (ret)
pr_err("get ctp_exchange_x_y_flag is fail, %d\n", ret);
data->irq_gpio.gpio = of_get_named_gpio_flags(np, "ctp_int_port", 0,
(enum of_gpio_flags *)(&(data->irq_gpio)));
if (!gpio_is_valid(data->irq_gpio.gpio))
pr_err("%s: irq_gpio is invalid.\n", __func__);
else
data->int_number = data->irq_gpio.gpio;
#ifdef TOUCH_KEY_LIGHT_SUPPORT
data->key_light_gpio.gpio = of_get_named_gpio(np, "ctp_light", 0);
if (!gpio_is_valid(data->key_light_gpio.gpio))
pr_err("%s: key_light_gpio is invalid.\n", __func__);
#endif
return 0;
devicetree_get_item_err:
pr_notice("=========script_get_item_err============\n");
return ret;
}
/**
* sunxi_ctp_free() - free ctp related resource
* @ctp_type:sensor type
*/
static void sunxi_ctp_free(enum input_sensor_type *ctp_type)
{
struct ctp_config_info *data = container_of(ctp_type,
struct ctp_config_info, input_type);
gpio_free(data->wakeup_gpio.gpio);
#ifdef TOUCH_KEY_LIGHT_SUPPORT
gpio_free(data->key_light_gpio.gpio);
#endif
if (data->ctp_power_ldo) {
regulator_put(data->ctp_power_ldo);
data->ctp_power_ldo = NULL;
} else if (gpio_is_valid(data->ctp_power_io.gpio))
gpio_free(data->ctp_power_io.gpio);
}
/**
* sunxi_ctp_init - initialize platform related resource
* @ctp_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*
*/
static int sunxi_ctp_init(enum input_sensor_type *ctp_type)
{
int ret = -1;
struct ctp_config_info *data = container_of(ctp_type,
struct ctp_config_info, input_type);
if (data->ctp_power) {
data->ctp_power_ldo = regulator_get(NULL, data->ctp_power);
if (IS_ERR(data->ctp_power_ldo)) {
pr_err("%s: could not get ctp ldo '%s' , check",
__func__, data->ctp_power);
pr_err("if ctp independent power supply by ldo,ignore firstly\n");
} else
regulator_set_voltage(data->ctp_power_ldo,
(int)(data->ctp_power_vol)*1000,
(int)(data->ctp_power_vol)*1000);
} else if (gpio_is_valid(data->ctp_power_io.gpio)) {
if (gpio_request(data->ctp_power_io.gpio, NULL) != 0)
pr_err("ctp_power_io gpio_request is failed, check if ctp independent power supply by gpio, ignore firstly\n");
else
gpio_direction_output(data->ctp_power_io.gpio, 1);
}
if (gpio_request(data->wakeup_gpio.gpio, NULL) != 0) {
pr_err("wakeup gpio_request is failed\n");
return ret;
}
if (gpio_direction_output(data->wakeup_gpio.gpio, 1) != 0) {
pr_err("wakeup gpio set err!");
return ret;
}
#ifdef TOUCH_KEY_LIGHT_SUPPORT
if (gpio_request(data->key_light_gpio.gpio, NULL) != 0) {
pr_err("key_light gpio_request is failed\n");
return ret;
}
if (gpio_direction_output(data->key_light_gpio.gpio, 1) != 0) {
pr_err("key_light gpio set err!");
return ret;
}
#endif
ret = 0;
return ret;
}
/*************************CTP END************************************/
/*************************GSENSOR************************************/
/*
* sunxi_gsensor_free() - free gsensor related resource
* @gsensor_type:sensor type
*/
static void sunxi_gsensor_free(enum input_sensor_type *gsensor_type)
{
struct sensor_config_info *data = container_of(gsensor_type,
struct sensor_config_info, input_type);
if (data->sensor_power_ldo) {
regulator_put(data->sensor_power_ldo);
data->sensor_power_ldo = NULL;
}
}
/**
* sunxi_gsensor_init() - initialize platform related resource
* @gsensor_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*
*/
static int sunxi_gsensor_init(enum input_sensor_type *gsensor_type)
{
struct sensor_config_info *data = container_of(gsensor_type,
struct sensor_config_info, input_type);
if (data->sensor_power) {
data->sensor_power_ldo = regulator_get(NULL,
data->sensor_power);
if (!data->sensor_power_ldo) {
pr_err("%s: could not get ctp ldo '%s' ,check"
, __func__, data->sensor_power);
pr_err("if ctp independent power supply by ldo,ignore firstly\n");
} else
regulator_set_voltage(data->sensor_power_ldo,
(int)(data->sensor_power_vol)*1000,
(int)(data->sensor_power_vol)*1000);
}
return 0;
}
/**
* sunxi_gsensor_startup() - get config info from sys_config.fex file.
* @gsensor_type:sensor type
* return value:
* = 0; success;
* < 0; err
*/
static int sunxi_gsensor_startup(enum input_sensor_type *gsensor_type)
{
int ret = -1;
struct sensor_config_info *data = container_of(gsensor_type,
struct sensor_config_info, input_type);
struct device_node *np = NULL;
np = of_find_node_by_name(NULL, "gsensor");
if (!np) {
pr_err("ERROR! get gsensor_para failed, func:%s, line:%d\n",
__func__, __LINE__);
goto devicetree_get_item_err;
}
if (!of_device_is_available(np)) {
pr_err("%s: gsensor is not used\n", __func__);
goto devicetree_get_item_err;
} else
data->sensor_used = 1;
if (data->sensor_used == 1) {
ret = of_property_read_u32(np, "gsensor_twi_id", &data->twi_id);
if (ret) {
pr_err("get gsensor_twi_id is fail, %d\n", ret);
goto devicetree_get_item_err;
}
} else
pr_err("%s gsensor_unused\n", __func__);
ret = of_property_read_string(np, "gsensor_vcc_io",
&data->sensor_power);
if (ret) {
pr_err("get gsensor_vcc_io is fail, %d\n", ret);
goto devicetree_get_item_err;
}
ret = of_property_read_u32(np, "gsensor_vcc_io_val",
&data->sensor_power_vol);
if (ret) {
pr_err("get gsensor_vcc_io_val is fail, %d\n", ret);
goto devicetree_get_item_err;
}
return ret;
devicetree_get_item_err:
pr_notice("=========gsensor script_get_err============\n");
ret = -1;
return ret;
}
/**************************GSENSOR END*********************************/
/*************************** GYR *************************************/
/**
* sunxi_gyr_free() - free gyr related resource
* @gyr_type:sensor type
* return value:
*/
static void sunxi_gyr_free(enum input_sensor_type *gyr_type)
{
}
/**
* sunxi_gyr_init() - initialize platform related resource
* @gyr_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*
*/
static int sunxi_gyr_init(enum input_sensor_type *gyr_type)
{
return 0;
}
/**
* sunxi_gyr_startup() - get config info from sys_config.fex file.
* @gyr_type:sensor type
* return value:
* = 0; success;
* < 0; err
*/
static int sunxi_gyr_startup(enum input_sensor_type *gyr_type)
{
int ret = -1;
struct sensor_config_info *data = container_of(gyr_type,
struct sensor_config_info, input_type);
struct device_node *np = NULL;
np = of_find_node_by_name(NULL, "gy");
if (!np) {
pr_err("ERROR! get gy_para failed, func:%s, line:%d\n",
__func__, __LINE__);
goto devicetree_get_item_err;
}
if (!of_device_is_available(np)) {
pr_err("%s: gy is not used\n", __func__);
goto devicetree_get_item_err;
} else
data->sensor_used = 1;
if (data->sensor_used == 1) {
ret = of_property_read_u32(np, "gy_twi_id", &data->twi_id);
if (ret) {
pr_err("get gy_twi_id is fail, %d\n", ret);
goto devicetree_get_item_err;
}
} else
pr_err("%s gy_unused\n", __func__);
return ret;
devicetree_get_item_err:
pr_notice("=========script_get_err============\n");
ret = -1;
return ret;
}
/****************************** GYR END **********************************/
/****************************** COMPASS *********************************/
/**
* sunxi_ecompass_free() - free e_compass related resource
* @e_compass_type:sensor type
* return value:
*/
static void sunxi_ecompass_free(enum input_sensor_type *e_compass_type)
{
}
/**
* sunxi_ecompass_init() - initialize platform related resource
* @e_compass_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*
*/
static int sunxi_ecompass_init(enum input_sensor_type *e_compass_type)
{
return 0;
}
/**
* sunxi_ecompass_staetup() - get config info from sys_config.fex file.
* @e_compass_type:sensor type
* return value:
* = 0; success;
* < 0; err
*/
static int sunxi_ecompass_startup(enum input_sensor_type *e_compass_type)
{
int ret = -1;
struct sensor_config_info *data = container_of(e_compass_type,
struct sensor_config_info, input_type);
struct device_node *np = NULL;
np = of_find_node_by_name(NULL, "compass");
if (!np) {
pr_err("ERROR! get compass_para failed, func:%s, line:%d\n",
__func__, __LINE__);
goto devicetree_get_item_err;
}
if (!of_device_is_available(np)) {
pr_err("%s: compass is not used\n", __func__);
goto devicetree_get_item_err;
} else
data->sensor_used = 1;
if (data->sensor_used == 1) {
ret = of_property_read_u32(np, "compass_twi_id", &data->twi_id);
if (ret) {
pr_err("get compass_twi_id is fail, %d\n", ret);
goto devicetree_get_item_err;
}
} else
pr_err("%s gsensor_unused\n", __func__);
return ret;
devicetree_get_item_err:
pr_notice("=========script_get_err============\n");
ret = -1;
return ret;
}
/***************************** COMPASS END ***********************************/
/**************************** LIGHT SENSOR ***********************************/
/**
* sunxi_ls_free() - free ls related resource
* @ls_type:sensor type
* return value:
*/
static void sunxi_ls_free(enum input_sensor_type *ls_type)
{
struct regulator *ldo = NULL;
struct sensor_config_info *data = container_of(ls_type,
struct sensor_config_info, input_type);
/* disable ldo if it exist */
if (data->sensor_power) {
ldo = regulator_get(NULL, data->sensor_power);
if (!ldo)
pr_err("%s:could not get ldo '%s' in remove, something error,ignore it here !\n",
__func__, data->sensor_power);
else {
regulator_disable(ldo);
regulator_put(ldo);
}
}
}
/**
* sunxi_ls_init() - initialize platform related resource
* @ls_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*
*/
static int sunxi_ls_init(enum input_sensor_type *ls_type)
{
struct sensor_config_info *data = container_of(ls_type,
struct sensor_config_info, input_type);
/* enalbe ldo if it exist */
if (data->sensor_power) {
data->sensor_power_ldo = regulator_get(NULL, data->sensor_power);
if (!data->sensor_power_ldo) {
pr_err("%s: could not get sensor power ldo '%s' in probe,",
__func__, data->sensor_power);
pr_err("maybe config error, ignore firstly !!!!!!!\n");
}
/*regulator_set_voltage(ldo, 3000000, 3000000);*/
if (0 != regulator_enable(data->sensor_power_ldo))
pr_err("%s: regulator_enable error!\n", __func__);
usleep_range(10000, 15000);
}
return 0;
}
/**
* sunxi_ls_startup() - get config info from sysconfig.fex file.
* @ls_type:sensor type
* return value:
* = 0; success;
* < 0; err
*/
static int sunxi_ls_startup(enum input_sensor_type *ls_type)
{
int ret = -1;
struct sensor_config_info *data = container_of(ls_type,
struct sensor_config_info, input_type);
struct device_node *np = NULL;
np = of_find_node_by_name(NULL, "ls_para");
if (!np) {
pr_err("ERROR! get ls_para failed, func:%s, line:%d\n",
__func__, __LINE__);
goto devicetree_get_item_err;
}
if (!of_device_is_available(np)) {
pr_err("%s: ls is not used\n", __func__);
goto devicetree_get_item_err;
} else
data->sensor_used = 1;
if (data->sensor_used == 1) {
ret = of_property_read_u32(np, "ls_twi_id", &data->twi_id);
if (ret) {
pr_err("get ls_twi_id is fail, %d\n", ret);
goto devicetree_get_item_err;
}
pr_err("sensor_twi_id=%d\n", data->twi_id);
data->irq_gpio.gpio = of_get_named_gpio(np, "ls_int", 0);
if (!gpio_is_valid(data->irq_gpio.gpio))
pr_err("%s: irq_gpio is invalid.\n", __func__);
else
data->int_number = data->irq_gpio.gpio;
ret = of_property_read_string(np, "ls_vcc", &data->sensor_power);
if (ret) {
pr_err("get light sensor vcc is fail, %d\n", ret);
}
} else {
pr_err("%s light sensor unused \n", __func__);
}
return ret;
devicetree_get_item_err:
pr_err("=========script_get_err============\n");
ret = -1;
return ret;
}
/**************** LIGHT SENSOR END ***********************/
/************************ MOTOR *************************/
/**
* sunxi_motor_free()- free ths related resource
* @motor_type:sensor type
* return value:
*/
static void sunxi_motor_free(enum input_sensor_type *motor_type)
{
struct motor_config_info *data = container_of(motor_type,
struct motor_config_info, input_type);
if (data->motor_gpio.gpio != 0)
gpio_free(data->motor_gpio.gpio);
}
/**
* sunxi_motor_init() - initialize platform related resource
* @motor_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*
*/
static int sunxi_motor_init(enum input_sensor_type *motor_type)
{
struct motor_config_info *data = container_of(motor_type,
struct motor_config_info, input_type);
if (gpio_is_valid(data->motor_gpio.gpio)) {
if (gpio_request(data->motor_gpio.gpio, "vibe") != 0) {
pr_err("ERROR: vibe Gpio_request is failed\n");
return -1;
}
gpio_direction_output(data->motor_gpio.gpio, data->vibe_off);
}
return 0;
}
/**
* sunxi_motor_startup() - get config info from sys_config.fex file.
* @motor_type:sensor type
* return value:
* = 0; success;
* < 0; err
*/
static int sunxi_motor_startup(enum input_sensor_type *motor_type)
{
struct motor_config_info *data = container_of(motor_type,
struct motor_config_info, input_type);
struct device_node *np = NULL;
int ret = -1;
np = of_find_node_by_name(NULL, "motor_para");
if (!np) {
pr_err("ERROR! get motor_para failed, func:%s, line:%d\n",
__func__, __LINE__);
return -1;
}
if (of_device_is_available(np))
data->motor_used = 1;
else {
pr_err("%s: motor_para is not used\n", __func__);
return -1;
}
data->motor_gpio.gpio = of_get_named_gpio_flags(np, "motor_shake", 0,
(enum of_gpio_flags *)(&(data->motor_gpio)));
if (!gpio_is_valid(data->motor_gpio.gpio))
pr_err("%s: motor_shake is invalid\n", __func__);
ret = of_property_read_string(np, "motor_ldo", &data->ldo);
if (ret)
pr_err("get motor_ldo is fail, %d\n", ret);
ret = of_property_read_u32(np, "motor_ldo_voltage", &data->ldo_voltage);
if (ret)
pr_err("get motor_ldo_voltage is fail, %d\n", ret);
return 0;
}
/******************************** MOTOR END ***********************************/
static int (* const sunxi_startup[])(enum input_sensor_type *input_type) = {
sunxi_ctp_startup,
sunxi_gsensor_startup,
sunxi_gyr_startup,
sunxi_ecompass_startup,
sunxi_ls_startup,
sunxi_motor_startup,
};
static int (*sunxi_init[])(enum input_sensor_type *input_type) = {
sunxi_ctp_init,
sunxi_gsensor_init,
sunxi_gyr_init,
sunxi_ecompass_init,
sunxi_ls_init,
sunxi_motor_init,
};
static void (*sunxi_free[])(enum input_sensor_type *input_type) = {
sunxi_ctp_free,
sunxi_gsensor_free,
sunxi_gyr_free,
sunxi_ecompass_free,
sunxi_ls_free,
sunxi_motor_free,
};
int input_set_power_enable(enum input_sensor_type *input_type, u32 enable)
{
int ret = -1;
struct regulator *ldo = NULL;
u32 power_io = 0;
void *data = NULL;
switch (*input_type) {
case CTP_TYPE:
data = container_of(input_type,
struct ctp_config_info, input_type);
ldo = ((struct ctp_config_info *)data)->ctp_power_ldo;
power_io = ((struct ctp_config_info *)data)->ctp_power_io.gpio;
break;
case GSENSOR_TYPE:
data = container_of(input_type, struct sensor_config_info,
input_type);
ldo = ((struct sensor_config_info *)data)->sensor_power_ldo;
break;
case LS_TYPE:
break;
default:
break;
}
if ((enable != 0) && (enable != 1))
return ret;
if (ldo) {
if (enable) {
if (regulator_enable(ldo) != 0)
pr_err("%s: enable ldo error!\n", __func__);
} else {
if (regulator_is_enabled(ldo))
regulator_disable(ldo);
}
} else if (gpio_is_valid(power_io)) {
if (enable)
__gpio_set_value(power_io, 1);
else
__gpio_set_value(power_io, 0);
}
return 0;
}
EXPORT_SYMBOL(input_set_power_enable);
/**
* input_set_int_enable() - input set irq enable
* Input_type:sensor type
* enable:
* return value: 0 : success
* -EIO : i/o err.
*/
int input_set_int_enable(enum input_sensor_type *input_type, u32 enable)
{
int ret = -1;
u32 irq_number = 0;
void *data = NULL;
switch (*input_type) {
case CTP_TYPE:
data = container_of(input_type,
struct ctp_config_info, input_type);
irq_number = gpio_to_irq(((struct ctp_config_info *)data)->int_number);
break;
case GSENSOR_TYPE:
break;
case LS_TYPE:
data = container_of(input_type,
struct sensor_config_info, input_type);
irq_number = gpio_to_irq(((struct sensor_config_info *)data)->int_number);
break;
default:
break;
}
if ((enable != 0) && (enable != 1))
return ret;
if (enable == 1)
enable_irq(irq_number);
else
disable_irq_nosync(irq_number);
return 0;
}
EXPORT_SYMBOL(input_set_int_enable);
/**
* input_free_int - input free irq
* Input_type:sensor type
* return value: 0 : success
* -EIO : i/o err.
*/
int input_free_int(enum input_sensor_type *input_type, void *para)
{
int irq_number = 0;
void *data = NULL;
struct device *dev = NULL;
switch (*input_type) {
case CTP_TYPE:
data = container_of(input_type,
struct ctp_config_info, input_type);
irq_number = gpio_to_irq(((struct ctp_config_info *)data)->int_number);
dev = ((struct ctp_config_info *)data)->dev;
break;
case GSENSOR_TYPE:
break;
case LS_TYPE:
data = container_of(input_type,
struct sensor_config_info, input_type);
irq_number = gpio_to_irq(((struct sensor_config_info *)data)->int_number);
dev = ((struct sensor_config_info *)data)->dev;
break;
default:
break;
}
devm_free_irq(dev, irq_number, para);
return 0;
}
EXPORT_SYMBOL(input_free_int);
/**
* input_request_int() - input request irq
* Input:
* type:
* handle:
* trig_gype:
* para:
* return value: 0 : success
* -EIO : i/o err.
*
*/
int input_request_int(enum input_sensor_type *input_type, irq_handler_t handle,
unsigned long trig_type, void *para)
{
int ret = -1;
int irq_number = 0;
void *data = NULL;
struct device *dev = NULL;
switch (*input_type) {
case CTP_TYPE:
data = container_of(input_type,
struct ctp_config_info, input_type);
irq_number = gpio_to_irq(((struct ctp_config_info *)data)->int_number);
if (irq_number < 0) {
pr_warn("map gpio to virq failed, errno = %d\n",
irq_number);
return -EINVAL;
}
dev = ((struct ctp_config_info *)data)->dev;
break;
case GSENSOR_TYPE:
break;
case LS_TYPE:
data = container_of(input_type,
struct sensor_config_info, input_type);
irq_number = gpio_to_irq(((struct sensor_config_info *)data)->int_number);
if (irq_number < 0) {
pr_warn("map gpio to virq failed, errno = %d\n",
irq_number);
return -EINVAL;
}
dev = ((struct sensor_config_info *)data)->dev;
break;
default:
break;
}
/* request virq, set virq type to high level trigger */
ret = devm_request_irq(dev, irq_number, handle,
trig_type, "PA3_EINT", para);
if (ret < 0) {
pr_warn("request virq %d failed, errno = %d\n",
irq_number, ret);
return -EINVAL;
}
return 0;
}
EXPORT_SYMBOL(input_request_int);
void input_sensor_free(enum input_sensor_type *input_type)
{
(*sunxi_free[*input_type])(input_type);
}
EXPORT_SYMBOL(input_sensor_free);
int input_sensor_init(enum input_sensor_type *input_type)
{
int ret = -1;
ret = (*sunxi_init[*input_type])(input_type);
return ret;
}
EXPORT_SYMBOL(input_sensor_init);
int input_sensor_startup(enum input_sensor_type *input_type)
{
int ret = -1;
ret = (*sunxi_startup[*input_type])(input_type);
return ret;
}
EXPORT_SYMBOL(input_sensor_startup);