static int tp_key_exit(void)
{
CTP_DBG();
fts_6x06_key_cancel();
if (tp_keystore->tp_key_wq)
destroy_workqueue(tp_keystore->tp_key_wq);
kfree(tp_keystore);
return 0;
}
static void tpd_suspend(struct early_suspend *h)
{
int ret = 0;
int iRetry = 5;
const char data = 0x3;
//release all touch points
input_report_key(tpd->dev, BTN_TOUCH, 0);
input_mt_sync(tpd->dev);
input_sync(tpd->dev);
//NEGIN <touch panel> <DATE20130831> <tp proximity> zhangxiaofei
#ifdef TPD_PROXIMITY
if (tpd_proximity_flag == 1)
{
tpd_proximity_flag_one = 1;
return;
}
#endif
//END <touch panel> <DATE20130831> <tp proximity> zhangxiaofei
if ( g_pts ){
CTP_DBG("TPD enter sleep\n");
if (atomic_read(&g_pts->isp_opened)){
CTP_DBG("isp is already opened.");
return;
}
mt_eint_mask(CUST_EINT_TOUCH_PANEL_NUM);
//mutex_lock(&g_pts->mutex);//Unlock on resume
mutex_trylock(&g_pts->mutex);//Unlock on resume
#ifdef CONFIG_TOUCHSCREEN_FT5X05_DISABLE_KEY_WHEN_SLIDE
fts_6x06_key_cancel();
#endif
#ifdef CONFIG_TOUCHSCREEN_POWER_DOWN_WHEN_SLEEP
mt_set_gpio_mode(GPIO_CTP_RST_PIN, GPIO_CTP_RST_PIN_M_GPIO);
mt_set_gpio_dir(GPIO_CTP_RST_PIN, GPIO_DIR_OUT);
mt_set_gpio_out(GPIO_CTP_RST_PIN, GPIO_OUT_ZERO);
msleep(2);
#ifdef MT6577
hwPowerDown(MT65XX_POWER_LDO_VGP2, "touch");
#else
hwPowerDown(MT65XX_POWER_LDO_VGP2, "touch");
#endif
#else //!CONFIG_TOUCHSCREEN_POWER_DOWN_WHEN_SLEEP
//make sure the WakeUp is high before it enter sleep mode,
//otherwise the touch can't be resumed.
//mt_set_gpio_mode(GPIO_CTP_EN_PIN, GPIO_CTP_EN_PIN_M_GPIO);
//mt_set_gpio_dir(GPIO_CTP_EN_PIN, GPIO_DIR_OUT);
//mt_set_gpio_out(GPIO_CTP_EN_PIN, GPIO_OUT_ONE);
//msleep(1);
while (iRetry) {
ret = i2c_smbus_write_i2c_block_data(g_pts->client, 0xA5, 1, &data); //TP enter sleep mode
if ( ret < 0 ){
TPD_DMESG("Enter sleep mode is %d\n", ret);
#ifdef MT6577
hwPowerDown(MT65XX_POWER_LDO_VGP2, "touch");
#else
//hwPowerDown(MT65XX_POWER_LDO_VGP2, "touch");
//mt_set_gpio_mode(GPIO_CTP_EN_PIN, GPIO_CTP_EN_PIN_M_GPIO);
//mt_set_gpio_dir(GPIO_CTP_EN_PIN, GPIO_DIR_OUT);
//mt_set_gpio_out(GPIO_CTP_EN_PIN, GPIO_OUT_ZERO);
#endif
msleep(2);
fts_6x06_hw_init();
}else{
break;
}
iRetry--;
msleep(100);
}
#endif//CONFIG_TOUCHSCREEN_POWER_DOWN_WHEN_SLEEP
#if 0//Android 4.0 don't need to report these up events.
ft6x06_complete_unfinished_event();
#endif
atomic_set( &g_pts->ts_sleepState, 1 );
}
}
