kernel-brax3-ubuntu-touch/drivers/input/touchscreen/focaltech_ft3681_spi/focaltech_ex_mode.c
erascape f319b992b1 kernel-5.15: Initial import brax3 UT kernel
* halium configs enabled

Signed-off-by: erascape <erascape@proton.me>
2025-09-23 15:17:10 +00:00

386 lines
12 KiB
C
Executable file

/*
*
* FocalTech ftxxxx TouchScreen driver.
*
* Copyright (c) 2012-2020, Focaltech Ltd. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
/*****************************************************************************
*
* File Name: focaltech_ex_mode.c
*
* Author: Focaltech Driver Team
*
* Created: 2016-08-31
*
* Abstract:
*
* Reference:
*
*****************************************************************************/
/*****************************************************************************
* 1.Included header files
*****************************************************************************/
#include "focaltech_core.h"
/*****************************************************************************
* 2.Private constant and macro definitions using #define
*****************************************************************************/
/*****************************************************************************
* 3.Private enumerations, structures and unions using typedef
*****************************************************************************/
//drv-modify by shenwenbin for TP charger mode 20240304 start
/*
enum _ex_mode {
MODE_GLOVE = 0,
MODE_COVER,
MODE_CHARGER,
};
*/
//drv-modify by shenwenbin for TP charger mode 20240304 end
/*****************************************************************************
* 4.Static variables
*****************************************************************************/
/*****************************************************************************
* 5.Global variable or extern global variabls/functions
*****************************************************************************/
/*****************************************************************************
* 6.Static function prototypes
*******************************************************************************/
int fts_ex_mode_switch(enum _ex_mode mode, u8 value) //drv-modify by shenwenbin for TP charger mode 20240304
{
int ret = 0;
u8 m_val = 0;
if (value)
m_val = 0x01;
else
m_val = 0x00;
switch (mode) {
case MODE_GLOVE:
ret = fts_write_reg(FTS_REG_GLOVE_MODE_EN, m_val);
if (ret < 0) {
FTS_ERROR("MODE_GLOVE switch to %d fail", m_val);
}
break;
case MODE_COVER:
ret = fts_write_reg(FTS_REG_COVER_MODE_EN, m_val);
if (ret < 0) {
FTS_ERROR("MODE_COVER switch to %d fail", m_val);
}
break;
case MODE_CHARGER:
ret = fts_write_reg(FTS_REG_CHARGER_MODE_EN, m_val);
if (ret < 0) {
FTS_ERROR("MODE_CHARGER switch to %d fail", m_val);
}
break;
//drv-mod by shenwenbin for add game mode 20240304 start
case MODE_GAME:
ret = fts_write_reg(FTS_REG_GAME_MODE_EN, m_val);
if (ret < 0) {
FTS_ERROR("MODE_GAME switch to %d fail", m_val);
}
break;
//drv-mod by shenwenbin for add game mode 20240304 end
default:
FTS_ERROR("mode(%d) unsupport", mode);
ret = -EINVAL;
break;
}
return ret;
}
static ssize_t fts_glove_mode_show(
struct device *dev, struct device_attribute *attr, char *buf)
{
int count = 0;
u8 val = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
struct input_dev *input_dev = ts_data->input_dev;
mutex_lock(&input_dev->mutex);
fts_read_reg(FTS_REG_GLOVE_MODE_EN, &val);
count = snprintf(buf + count, PAGE_SIZE, "Glove Mode:%s\n",
ts_data->glove_mode ? "On" : "Off");
count += snprintf(buf + count, PAGE_SIZE, "Glove Reg(0xC0):%d\n", val);
mutex_unlock(&input_dev->mutex);
return count;
}
static ssize_t fts_glove_mode_store(
struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
int ret = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
if (FTS_SYSFS_ECHO_ON(buf)) {
if (!ts_data->glove_mode) {
FTS_DEBUG("enter glove mode");
ret = fts_ex_mode_switch(MODE_GLOVE, ENABLE);
if (ret >= 0) {
ts_data->glove_mode = ENABLE;
}
}
} else if (FTS_SYSFS_ECHO_OFF(buf)) {
if (ts_data->glove_mode) {
FTS_DEBUG("exit glove mode");
ret = fts_ex_mode_switch(MODE_GLOVE, DISABLE);
if (ret >= 0) {
ts_data->glove_mode = DISABLE;
}
}
}
FTS_DEBUG("glove mode:%d", ts_data->glove_mode);
return count;
}
static ssize_t fts_cover_mode_show(
struct device *dev, struct device_attribute *attr, char *buf)
{
int count = 0;
u8 val = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
struct input_dev *input_dev = ts_data->input_dev;
mutex_lock(&input_dev->mutex);
fts_read_reg(FTS_REG_COVER_MODE_EN, &val);
count = snprintf(buf + count, PAGE_SIZE, "Cover Mode:%s\n",
ts_data->cover_mode ? "On" : "Off");
count += snprintf(buf + count, PAGE_SIZE, "Cover Reg(0xC1):%d\n", val);
mutex_unlock(&input_dev->mutex);
return count;
}
static ssize_t fts_cover_mode_store(
struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
int ret = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
if (FTS_SYSFS_ECHO_ON(buf)) {
if (!ts_data->cover_mode) {
FTS_DEBUG("enter cover mode");
ret = fts_ex_mode_switch(MODE_COVER, ENABLE);
if (ret >= 0) {
ts_data->cover_mode = ENABLE;
}
}
} else if (FTS_SYSFS_ECHO_OFF(buf)) {
if (ts_data->cover_mode) {
FTS_DEBUG("exit cover mode");
ret = fts_ex_mode_switch(MODE_COVER, DISABLE);
if (ret >= 0) {
ts_data->cover_mode = DISABLE;
}
}
}
FTS_DEBUG("cover mode:%d", ts_data->cover_mode);
return count;
}
static ssize_t fts_charger_mode_show(
struct device *dev, struct device_attribute *attr, char *buf)
{
int count = 0;
u8 val = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
struct input_dev *input_dev = ts_data->input_dev;
mutex_lock(&input_dev->mutex);
fts_read_reg(FTS_REG_CHARGER_MODE_EN, &val);
count = snprintf(buf + count, PAGE_SIZE, "Charger Mode:%s\n",
ts_data->charger_mode ? "On" : "Off");
count += snprintf(buf + count, PAGE_SIZE, "Charger Reg(0x8B):%d\n", val);
mutex_unlock(&input_dev->mutex);
return count;
}
static ssize_t fts_charger_mode_store(
struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
int ret = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
if (FTS_SYSFS_ECHO_ON(buf)) {
if (!ts_data->charger_mode) {
FTS_DEBUG("enter charger mode");
ret = fts_ex_mode_switch(MODE_CHARGER, ENABLE);
if (ret >= 0) {
ts_data->charger_mode = ENABLE;
}
}
} else if (FTS_SYSFS_ECHO_OFF(buf)) {
if (ts_data->charger_mode) {
FTS_DEBUG("exit charger mode");
ret = fts_ex_mode_switch(MODE_CHARGER, DISABLE);
if (ret >= 0) {
ts_data->charger_mode = DISABLE;
}
}
}
FTS_DEBUG("charger mode:%d", ts_data->charger_mode);
return count;
}
//drv-mod by shenwenbin for add game mode 20240304 start
static ssize_t fts_game_mode_show(
struct device *dev, struct device_attribute *attr, char *buf)
{
int count = 0;
u8 val = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
struct input_dev *input_dev = ts_data->input_dev;
mutex_lock(&input_dev->mutex);
fts_read_reg(FTS_REG_GAME_MODE_EN, &val);
count = snprintf(buf + count, PAGE_SIZE, "GAME Mode:%s\n",
ts_data->game_mode ? "On" : "Off");
count += snprintf(buf + count, PAGE_SIZE, "GAME Reg(0xB8):%d\n", val);
mutex_unlock(&input_dev->mutex);
return count;
}
static ssize_t fts_game_mode_store(
struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
int ret = 0;
struct fts_ts_data *ts_data = dev_get_drvdata(dev);
if (FTS_SYSFS_ECHO_ON(buf)) {
if (!ts_data->game_mode) {
FTS_DEBUG("enter game mode");
ret = fts_ex_mode_switch(MODE_GAME, ENABLE);
if (ret >= 0) {
ts_data->game_mode = ENABLE;
}
}
} else if (FTS_SYSFS_ECHO_OFF(buf)) {
if (ts_data->game_mode) {
FTS_DEBUG("exit game mode");
ret = fts_ex_mode_switch(MODE_GAME, DISABLE);
if (ret >= 0) {
ts_data->game_mode = DISABLE;
}
}
}
FTS_DEBUG("game mode:%d", ts_data->game_mode);
return count;
}
//drv-mod by shenwenbin for add game mode 20240304 end
/* read and write charger mode
* read example: cat fts_glove_mode ---read glove mode
* write example:echo 1 > fts_glove_mode ---write glove mode to 01
*/
static DEVICE_ATTR(fts_glove_mode, S_IRUGO | S_IWUSR,
fts_glove_mode_show, fts_glove_mode_store);
static DEVICE_ATTR(fts_cover_mode, S_IRUGO | S_IWUSR,
fts_cover_mode_show, fts_cover_mode_store);
static DEVICE_ATTR(fts_charger_mode, S_IRUGO | S_IWUSR,
fts_charger_mode_show, fts_charger_mode_store);
//drv-mod by shenwenbin for add game mode 20240304 start
static DEVICE_ATTR(fts_game_mode, S_IRUGO | S_IWUSR,
fts_game_mode_show, fts_game_mode_store);
//drv-mod by shenwenbin for add game mode 20240304 end
static struct attribute *fts_touch_mode_attrs[] = {
&dev_attr_fts_glove_mode.attr,
&dev_attr_fts_cover_mode.attr,
&dev_attr_fts_charger_mode.attr,
&dev_attr_fts_game_mode.attr, //drv-mod by shenwenbin for add game mode 20240304
NULL,
};
static struct attribute_group fts_touch_mode_group = {
.attrs = fts_touch_mode_attrs,
};
int fts_ex_mode_recovery(struct fts_ts_data *ts_data)
{
if (ts_data->glove_mode) {
fts_ex_mode_switch(MODE_GLOVE, ENABLE);
}
if (ts_data->cover_mode) {
fts_ex_mode_switch(MODE_COVER, ENABLE);
}
//drv-modify by shenwenbin for TP charger mode 20240304 start
#if FTS_CHARGER_MODE_EN
FTS_INFO("ts_data->charger_status = %d;ts_data->charger_mode = %d",ts_data->charger_status,ts_data->charger_mode);
fts_ex_mode_switch(MODE_CHARGER, ts_data->charger_mode);
#else
if (ts_data->charger_mode) {
fts_ex_mode_switch(MODE_CHARGER, ENABLE);
}
#endif
//drv-modify by shenwenbin for TP charger mode 20240304 end
//drv-mod by shenwenbin for add game mode 20240304 start
if (ts_data->game_mode) {
fts_ex_mode_switch(MODE_GAME, ENABLE);
}
//drv-mod by shenwenbin for add game mode 20240304 end
return 0;
}
int fts_ex_mode_init(struct fts_ts_data *ts_data)
{
int ret = 0;
ts_data->glove_mode = DISABLE;
ts_data->cover_mode = DISABLE;
ts_data->charger_mode = DISABLE;
ts_data->game_mode = DISABLE; //drv-mod by shenwenbin for add game mode 20240304
ret = sysfs_create_group(&ts_data->dev->kobj, &fts_touch_mode_group);
if (ret < 0) {
FTS_ERROR("create sysfs(ex_mode) fail");
sysfs_remove_group(&ts_data->dev->kobj, &fts_touch_mode_group);
return ret;
} else {
FTS_DEBUG("create sysfs(ex_mode) successfully");
}
return 0;
}
int fts_ex_mode_exit(struct fts_ts_data *ts_data)
{
sysfs_remove_group(&ts_data->dev->kobj, &fts_touch_mode_group);
return 0;
}