void touchkey_work_func(struct work_struct *p)
{
u8 data[10];
int ret;
int retry = 10;
printk(KERN_DEBUG "[TouchKey] %s\n", __func__);
set_touchkey_debug('a');
if (!gpio_get_value(_3_GPIO_TOUCH_INT)) {
#ifdef CONFIG_CPU_FREQ
/* set_dvfs_target_level(LEV_800MHZ); */
#endif
ret = i2c_touchkey_read(KEYCODE_REG, data, 10);
menu_sensitivity = data[7];
back_sensitivity = data[9];
/******************************************************************
typedef struct I2CReg
{
unsigned char BtnStatus; // 0 :
unsigned char Version; // 1 :FW Version
unsigned char PcbStatus; // 2 :Module Version
unsigned char Cmd; // 3 :
unsigned char Chip_id; // 4 :0x55(DEFAULT_CHIP_ID) 0
unsigned char Sens; // 5 :sensitivity grade(0x00(slow),0x01(mid),0x02(fast))
WORD DiffData[CSD_TotalSensorCount]; // 6, 7 - 8, 9
WORD RawData[CSD_TotalSensorCount]; // 10,11 - 12,13
WORD Baseline[CSD_TotalSensorCount]; // 14,15 - 16,17
}I2CReg;
******************************************************************/
set_touchkey_debug(data[0]);
if ((data[0] & ESD_STATE_BIT) || (ret != 0))
{
printk(KERN_DEBUG "[TouchKey] ESD_STATE_BIT set or I2C fail: data: %d, retry: %d\n", data[0], retry);
/* releae key */
input_report_key(touchkey_driver->input_dev, touchkey_keycode[1], 0);
input_report_key(touchkey_driver->input_dev, touchkey_keycode[2], 0);
input_report_key(touchkey_driver->input_dev, touchkey_keycode[3], 0);
input_report_key(touchkey_driver->input_dev, touchkey_keycode[4], 0);
retry = 10;
while (retry--)
{
//gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
mdelay(300);
init_hw();
if (i2c_touchkey_read(KEYCODE_REG, data, 3) >= 0)
{
printk(KERN_DEBUG "[TouchKey] %s touchkey init success\n", __func__);
set_touchkey_debug('O');
enable_irq(IRQ_TOUCH_INT);
return;
}
printk(KERN_ERR "[TouchKey] %s %d i2c transfer error retry = %d\n", __func__, __LINE__, retry);
}
/* touchkey die , do not enable touchkey enable_irq(IRQ_TOUCH_INT); */
touchkey_enable = -1;
//gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
gpio_direction_output(_3_TOUCH_SDA_28V, 0);
gpio_direction_output(_3_TOUCH_SCL_28V, 0);
printk(KERN_DEBUG "[TouchKey] %s touchkey died\n", __func__);
set_touchkey_debug('D');
return;
}
if (data[0] & UPDOWN_EVENT_BIT) {
input_report_key(touchkey_driver->input_dev,touchkey_keycode[data[0] & KEYCODE_BIT], 0);
input_sync(touchkey_driver->input_dev);
if ((checkTSPKEYdebuglevel == KERNEL_SEC_DEBUG_LEVEL_MID) ||
(checkTSPKEYdebuglevel == KERNEL_SEC_DEBUG_LEVEL_HIGH)) {
printk(KERN_DEBUG "[TouchKey] release keycode:%d \n",touchkey_keycode[data[0] & KEYCODE_BIT]);
}
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[1])
printk("menu key sensitivity = %d\n", menu_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[2])
printk("home key sensitivity = %d\n",back_sensitivity);
#if 0
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[3])
printk("back key sensitivity = %d\n",back_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[4])
printk("back key sensitivity = %d\n",back_sensitivity);
#endif
} else {
if (touch_is_pressed) {
printk(KERN_DEBUG "[TouchKey] touchkey pressed but don't send event because touch is pressed. \n");
set_touchkey_debug('P');
} else {
if ((data[0] & KEYCODE_BIT) == 2) {
/* if back key is pressed, release multitouch */
printk(KERN_DEBUG "[TouchKey] touchkey release tsp input. \n");
touch_forced_release();
}
input_report_key(touchkey_driver->input_dev,touchkey_keycode[data[0]&KEYCODE_BIT], 1);
input_sync(touchkey_driver->input_dev);
if ((checkTSPKEYdebuglevel == KERNEL_SEC_DEBUG_LEVEL_MID) ||
(checkTSPKEYdebuglevel == KERNEL_SEC_DEBUG_LEVEL_HIGH)) {
printk(KERN_DEBUG "[TouchKey] press keycode:%d \n",touchkey_keycode[data[0] & KEYCODE_BIT]);
}
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[1])
printk("menu key sensitivity = %d\n",menu_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[2])
printk("back key sensitivity = %d\n",back_sensitivity);
#if 0
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[3])
printk("back key sensitivity = %d\n",back_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[4])
printk("back key sensitivity = %d\n",back_sensitivity);
#endif
}
}
if ((checkTSPKEYdebuglevel == KERNEL_SEC_DEBUG_LEVEL_MID) ||
(checkTSPKEYdebuglevel == KERNEL_SEC_DEBUG_LEVEL_HIGH)) {
printk(KERN_ERR"## TOUCH KEY - CODE : %d\n ", touchkey_keycode[data[0] & KEYCODE_BIT]);
}
}
#ifdef WHY_DO_WE_NEED_THIS
/* clear interrupt */
if (readl(gpio_pend_mask_mem) & (0x1 << 1)) {
writel(readl(gpio_pend_mask_mem) | (0x1 << 1),
gpio_pend_mask_mem);
}
#endif
set_touchkey_debug('A');
enable_irq(IRQ_TOUCH_INT);
}
void touchkey_work_func(struct work_struct *p)
{
u8 data[10];
int ret;
int retry = 10;
#if 0
if (gpio_get_value(_3_GPIO_TOUCH_INT)) {
printk(KERN_DEBUG "[TouchKey] Unknown state.\n", __func__);
enable_irq(IRQ_TOUCH_INT);
return;
}
#endif
set_touchkey_debug('a');
#ifdef CONFIG_CPU_FREQ
/* set_dvfs_target_level(LEV_800MHZ); */
#endif
#ifdef TEST_JIG_MODE
ret = i2c_touchkey_read(KEYCODE_REG, data, 10);
#else
ret = i2c_touchkey_read(KEYCODE_REG, data, 3);
#endif
#ifdef TEST_JIG_MODE
#ifdef CONFIG_TARGET_LOCALE_NA
menu_sensitivity = data[6];
home_sensitivity = data[7];
search_sensitivity = data[8];
back_sensitivity = data[9];
#else
menu_sensitivity = data[7];
back_sensitivity = data[9];
#endif /* CONFIG_TARGET_LOCALE_NA */
#endif
/******************************************************************
typedef struct I2CReg
{
unsigned char BtnStatus; // 0 :
unsigned char Version; // 1 :FW Version
unsigned char PcbStatus; // 2 :Module Version
unsigned char Cmd; // 3 :
unsigned char Chip_id; // 4 :0x55(DEFAULT_CHIP_ID) 0
unsigned char Sens; // 5 :sensitivity grade(0x00(slow),0x01(mid),0x02(fast))
WORD DiffData[CSD_TotalSensorCount]; // 6, 7 - 8, 9
WORD RawData[CSD_TotalSensorCount]; // 10,11 - 12,13
WORD Baseline[CSD_TotalSensorCount]; // 14,15 - 16,17
}I2CReg;
******************************************************************/
set_touchkey_debug(data[0]);
if ((data[0] & ESD_STATE_BIT) || (ret != 0)) {
printk(KERN_DEBUG
"[TouchKey] ESD_STATE_BIT set or I2C fail: data: %d, retry: %d\n",
data[0], retry);
/* releae key */
input_report_key(touchkey_driver->input_dev,
touchkey_keycode[1], 0);
input_report_key(touchkey_driver->input_dev,
touchkey_keycode[2], 0);
#ifdef CONFIG_TARGET_LOCALE_NA
input_report_key(touchkey_driver->input_dev,
touchkey_keycode[3], 0);
input_report_key(touchkey_driver->input_dev,
touchkey_keycode[4], 0);
#endif
#if defined(CONFIG_TARGET_LOCALE_NAATT)
input_report_key(touchkey_driver->input_dev,
touchkey_keycode[3], 0);
input_report_key(touchkey_driver->input_dev,
touchkey_keycode[4], 0);
#endif
retry = 10;
while (retry--) {
gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
mdelay(300);
init_hw();
if (i2c_touchkey_read(KEYCODE_REG, data, 3) >= 0) {
printk(KERN_DEBUG
"[TouchKey] %s touchkey init success\n",
__func__);
set_touchkey_debug('O');
enable_irq(IRQ_TOUCH_INT);
return;
}
printk(KERN_ERR
"[TouchKey] %s %d i2c transfer error retry = %d\n",
__func__, __LINE__, retry);
}
/* touchkey die , do not enable touchkey
enable_irq(IRQ_TOUCH_INT); */
touchkey_enable = -1;
gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
gpio_direction_output(_3_TOUCH_SDA_28V, 0);
gpio_direction_output(_3_TOUCH_SCL_28V, 0);
printk(KERN_DEBUG "[TouchKey] %s touchkey died\n",
__func__);
set_touchkey_debug('D');
return;
}
#if defined(CONFIG_TARGET_LOCALE_NAATT)
if (touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_MENU && touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_BACK
&& touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_ENTER && touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_END) {
#elif defined(CONFIG_TARGET_LOCALE_NA)
if (touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_MENU && touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_BACK &&
touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_HOME && touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_SEARCH) {
#else
if (touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_MENU && touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_BACK) {
#endif
enable_irq(IRQ_TOUCH_INT);
return ;
}
if (data[0] & UPDOWN_EVENT_BIT) {
input_report_key(touchkey_driver->input_dev, touchkey_keycode[data[0] & KEYCODE_BIT], 0);
input_sync(touchkey_driver->input_dev);
/*
printk(KERN_DEBUG "[TouchKey] release keycode:%d \n",
touchkey_keycode[data[0] & KEYCODE_BIT]);
*/
#ifdef TEST_JIG_MODE
#ifdef CONFIG_TARGET_LOCALE_NA
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[1])
printk("search key sensitivity = %d\n", search_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[2])
printk("back key sensitivity = %d\n",back_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[3])
printk("home key sensitivity = %d\n", home_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[4])
printk("menu key sensitivity = %d\n", menu_sensitivity);
#else
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[1])
printk("menu key sensitivity = %d\n", menu_sensitivity);
if (touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[2])
printk("back key sensitivity = %d\n",back_sensitivity);
#endif /*CONFIG_TARGET_LOCALE_NA */
#endif
} else {
if (touch_is_pressed) {
printk(KERN_DEBUG
"[TouchKey] touchkey pressed but don't send event because touch is pressed. \n");
set_touchkey_debug('P');
} else {
if ((data[0] & KEYCODE_BIT) == 2) {
/* if back key is pressed, release multitouch */
/*printk(KERN_DEBUG "[TouchKey] touchkey release tsp input. \n");*/
touch_forced_release();
}
input_report_key(touchkey_driver->input_dev, touchkey_keycode[data[0] & KEYCODE_BIT], 1);
input_sync(touchkey_driver->input_dev);
/*
printk(KERN_DEBUG
"[TouchKey] press keycode:%d \n",
touchkey_keycode[data[0] & KEYCODE_BIT]);
*/
#ifdef TEST_JIG_MODE
#ifdef CONFIG_TARGET_LOCALE_NA
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[1])
printk("search key sensitivity = %d\n", search_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[2])
printk("back key sensitivity = %d\n",back_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[3])
printk("home key sensitivity = %d\n", home_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[4])
printk("menu key sensitivity = %d\n", menu_sensitivity);
#else
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[1])
printk("menu key sensitivity = %d\n",menu_sensitivity);
if(touchkey_keycode[data[0] & KEYCODE_BIT] == touchkey_keycode[2])
printk("back key sensitivity = %d\n",back_sensitivity);
#endif /*CONFIG_TARGET_LOCALE_NA */
#endif
}
}
#ifdef WHY_DO_WE_NEED_THIS
/* clear interrupt */
if (readl(gpio_pend_mask_mem) & (0x1 << 1)) {
writel(readl(gpio_pend_mask_mem) | (0x1 << 1),
gpio_pend_mask_mem);
}
#endif
set_touchkey_debug('A');
enable_irq(IRQ_TOUCH_INT);
}
static irqreturn_t touchkey_interrupt(int irq, void *dummy)
{
#ifdef CONFIG_TOUCHKEY_BLN
printk(KERN_ERR "[TouchKey] interrupt touchkey\n");
#endif
set_touchkey_debug('I');
disable_irq_nosync(IRQ_TOUCH_INT);
queue_work(touchkey_wq, &touchkey_work);
return IRQ_HANDLED;
}
#ifdef CONFIG_HAS_EARLYSUSPEND
static int melfas_touchkey_early_suspend(struct early_suspend *h)
{
touchkey_enable = 0;
set_touchkey_debug('S');
printk(KERN_DEBUG "[TouchKey] melfas_touchkey_early_suspend\n");
if (touchkey_enable < 0) {
printk(KERN_DEBUG "[TouchKey] ---%s---touchkey_enable: %d\n",
__func__, touchkey_enable);
return 0;
}
disable_irq(IRQ_TOUCH_INT);
gpio_direction_input(_3_GPIO_TOUCH_INT);
#if 0
gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
gpio_direction_output(_3_TOUCH_SDA_28V, 0);
gpio_direction_output(_3_TOUCH_SCL_28V, 0);
s3c_gpio_setpull(_3_GPIO_TOUCH_INT, S3C_GPIO_PULL_DOWN);
#endif
/* disable ldo18 */
touchkey_led_ldo_on(0);
/* disable ldo11 */
touchkey_ldo_on(0);
return 0;
}
void touchkey_work_func(struct work_struct *p)
{
u8 data[10];
int ret;
int retry = 10;
int status;
#if 0
if (gpio_get_value(_3_GPIO_TOUCH_INT)) {
printk(KERN_DEBUG "[TouchKey] Unknown state.\n", __func__);
enable_irq(IRQ_TOUCH_INT);
return;
}
#endif
set_touchkey_debug('a');
#ifdef CONFIG_CPU_FREQ
/* set_dvfs_target_level(LEV_800MHZ); */
#endif
ret = i2c_touchkey_read(KEYCODE_REG, data, 3);
/******************************************************************
typedef struct I2CReg
{
unsigned char BtnStatus; // 0 :
unsigned char Version; // 1 :FW Version
unsigned char PcbStatus; // 2 :Module Version
unsigned char Cmd; // 3 :
unsigned char Chip_id; // 4 :0x55(DEFAULT_CHIP_ID) 0
unsigned char Sens; // 5 :sensitivity grade(0x00(slow),0x01(mid),0x02(fast))
WORD DiffData[CSD_TotalSensorCount]; // 6, 7 - 8, 9
WORD RawData[CSD_TotalSensorCount]; // 10,11 - 12,13
WORD Baseline[CSD_TotalSensorCount]; // 14,15 - 16,17
}I2CReg;
******************************************************************/
set_touchkey_debug(data[0]);
if ((data[0] & ESD_STATE_BIT) || (ret != 0)) {
printk(KERN_DEBUG "[TouchKey] ESD_STATE_BIT set or I2C fail: data: %d, retry: %d\n", data[0], retry);
/* release key */
input_report_key(touchkey_driver->input_dev, touchkey_keycode[1], 0);
input_report_key(touchkey_driver->input_dev, touchkey_keycode[2], 0);
retry = 10;
while (retry--) {
gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
mdelay(300);
init_hw();
if (i2c_touchkey_read(KEYCODE_REG, data, 3) >= 0) {
printk(KERN_DEBUG "[TouchKey] %s touchkey init success\n", __func__);
set_touchkey_debug('O');
enable_irq(IRQ_TOUCH_INT);
return;
}
printk(KERN_ERR "[TouchKey] %s %d i2c transfer error retry = %d\n", __func__, __LINE__, retry);
}
/* touchkey die , do not enable touchkey
enable_irq(IRQ_TOUCH_INT); */
touchkey_enable = -1;
gpio_direction_output(_3_GPIO_TOUCH_EN, 0);
gpio_direction_output(_3_TOUCH_SDA_28V, 0);
gpio_direction_output(_3_TOUCH_SCL_28V, 0);
printk(KERN_DEBUG "[TouchKey] %s touchkey died\n", __func__);
set_touchkey_debug('D');
return;
}
if (touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_MENU && touchkey_keycode[data[0] & KEYCODE_BIT] != KEY_BACK) {
enable_irq(IRQ_TOUCH_INT);
return ;
}
if (data[0] & UPDOWN_EVENT_BIT) {
input_report_key(touchkey_driver->input_dev, touchkey_keycode[data[0] & KEYCODE_BIT], 0);
input_sync(touchkey_driver->input_dev);
/*
printk(KERN_DEBUG "[TouchKey] release keycode:%d \n", touchkey_keycode[data[0] & KEYCODE_BIT]);
*/
} else {
if (touch_is_pressed) {
printk(KERN_DEBUG
"[TouchKey] touchkey pressed but don't send event because touch is pressed. \n");
set_touchkey_debug('P');
} else {
if ((data[0] & KEYCODE_BIT) == 2) {
/* if back key is pressed, release multitouch */
/*
printk(KERN_DEBUG "[TouchKey] touchkey release tsp input. \n");
*/
touch_forced_release();
}
input_report_key(touchkey_driver->input_dev, touchkey_keycode[data[0] & KEYCODE_BIT], 1);
input_sync(touchkey_driver->input_dev);
/*
printk(KERN_DEBUG "[TouchKey] press keycode:%d \n", touchkey_keycode[data[0] & KEYCODE_BIT]);
*/
}
}
/* we have timed out or the lights should be on */
if (led_timer.expires > jiffies || led_timeout != BL_ALWAYS_OFF) {
status = 1;
i2c_touchkey_write((u8 *)&status, 1); /* turn on */
}
/* restart the timer */
if (led_timeout > 0) {
mod_timer(&led_timer, jiffies + msecs_to_jiffies(led_timeout));
}
set_touchkey_debug('A');
enable_irq(IRQ_TOUCH_INT);
}
