void refresh_task(struct work_struct *work) {
struct ssp_data *data = container_of((struct delayed_work *)work,
struct ssp_data, work_refresh);
if(data->bSspShutdown == true) {
pr_err("[SSP]: %s - ssp already shutdown\n", __func__);
return;
}
wake_lock(&data->ssp_wake_lock);
pr_err("[SSP]: %s\n", __func__);
data->uResetCnt++;
if (initialize_mcu(data) > 0) {
sync_sensor_state(data);
ssp_sensorhub_report_notice(data, MSG2SSP_AP_STATUS_RESET);
if (data->uLastAPState != 0)
ssp_send_cmd(data, data->uLastAPState, 0);
if (data->uLastResumeState != 0)
ssp_send_cmd(data, data->uLastResumeState, 0);
data->uTimeOutCnt = 0;
}
wake_unlock(&data->ssp_wake_lock);
}
void sync_sensor_state(struct ssp_data *data)
{
unsigned char uBuf[9] = {0,};
unsigned int uSensorCnt;
int iRet = 0;
iRet = set_gyro_cal(data);
if (iRet < 0)
ssp_errf("set_gyro_cal failed");
iRet = set_accel_cal(data);
if (iRet < 0)
ssp_errf("set_accel_cal failed");
udelay(10);
for (uSensorCnt = 0; uSensorCnt < SENSOR_MAX; uSensorCnt++) {
if (atomic64_read(&data->aSensorEnable) & (1 << uSensorCnt)) {
s32 dMsDelay
= get_msdelay(data->adDelayBuf[uSensorCnt]);
memcpy(&uBuf[0], &dMsDelay, 4);
memcpy(&uBuf[4], &data->batchLatencyBuf[uSensorCnt], 4);
uBuf[8] = data->batchOptBuf[uSensorCnt];
send_instruction(data, ADD_SENSOR, uSensorCnt, uBuf, 9);
udelay(10);
}
}
if (data->bProximityRawEnabled == true) {
s32 dMsDelay = 20;
memcpy(&uBuf[0], &dMsDelay, 4);
send_instruction(data, ADD_SENSOR, PROXIMITY_RAW, uBuf, 4);
}
set_proximity_threshold(data, data->uProxHiThresh, data->uProxLoThresh);
data->buf[PROXIMITY_SENSOR].prox = 0;
report_sensordata(data, PROXIMITY_SENSOR, &data->buf[PROXIMITY_SENSOR]);
#if 1
if(sec_debug_get_debug_level() > 0)
{
data->bMcuDumpMode = true;
ssp_info("Mcu Dump Enabled");
}
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,
data->bMcuDumpMode);
if (iRet < 0)
ssp_errf("MSG2SSP_AP_MCU_SET_DUMPMODE failed");
#else
#if CONFIG_SEC_DEBUG
data->bMcuDumpMode = sec_debug_is_enabled();
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,
data->bMcuDumpMode);
if (iRet < 0)
ssp_errf("MSG2SSP_AP_MCU_SET_DUMPMODE failed");
#endif
#endif
}
static void ssp_shutdown(struct spi_device *spi)
{
struct ssp_data *data = spi_get_drvdata(spi);
pr_err("[SSP] %s, data->fw_dl_state[%d]*******************!\n",
__func__,data->fw_dl_state);
pr_err("[SSP] lpm %d recovery \n",lpcharge /*, recovery_mode*/);
func_dbg();
if (data->bProbeIsDone == false)
goto exit;
disable_debug_timer(data);
if (data->fw_dl_state >= FW_DL_STATE_SCHEDULED &&
data->fw_dl_state < FW_DL_STATE_DONE) {
pr_err("[SSP] %s, cancel_delayed_work_sync state = %d\n",
__func__, data->fw_dl_state);
cancel_delayed_work_sync(&data->work_firmware);
}
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_SHUTDOWN, 0))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_SHUTDOWN failed\n",
__func__);
ssp_enable(data, false);
clean_pending_list(data);
#ifdef CONFIG_HAS_EARLYSUSPEND
unregister_early_suspend(&data->early_suspend);
#endif
free_irq(data->iIrq, data);
gpio_free(data->mcu_int1);
remove_event_symlink(data);
remove_sysfs(data);
remove_input_dev(data);
#ifdef CONFIG_SENSORS_SSP_SENSORHUB
ssp_sensorhub_remove(data);
#endif
del_timer_sync(&data->debug_timer);
cancel_work_sync(&data->work_debug);
cancel_delayed_work_sync(&data->work_refresh);
destroy_workqueue(data->debug_wq);
wake_lock_destroy(&data->ssp_wake_lock);
#ifdef CONFIG_SENSORS_SSP_SHTC1
mutex_destroy(&data->bulk_temp_read_lock);
mutex_destroy(&data->cp_temp_adc_lock);
#endif
#ifdef CONFIG_SENSORS_SSP_ATMEL
mutex_destroy(&data->comm_mutex);
mutex_destroy(&data->pending_mutex);
#endif
toggle_mcu_reset(data);
pr_info("[SSP] %s done\n", __func__);
exit:
kfree(data);
}
int initialize_mcu(struct ssp_data *data)
{
int iRet = 0;
clean_pending_list(data);
iRet = get_chipid(data);
pr_info("[SSP] MCU device ID = %d, reading ID = %d\n", DEVICE_ID, iRet);
if (iRet != DEVICE_ID) {
if (iRet < 0) {
pr_err("[SSP]: %s - MCU is not working : 0x%x\n",
__func__, iRet);
} else {
pr_err("[SSP]: %s - MCU identification failed\n",
__func__);
iRet = -ENODEV;
}
goto out;
}
iRet = set_sensor_position(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_sensor_position failed\n", __func__);
goto out;
}
#ifdef CONFIG_SENSORS_MULTIPLE_GLASS_TYPE
iRet = set_glass_type(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_sensor_position failed\n", __func__);
goto out;
}
#endif
data->uSensorState = get_sensor_scanning_info(data);
if (data->uSensorState == 0) {
pr_err("[SSP]: %s - get_sensor_scanning_info failed\n",
__func__);
iRet = ERROR;
goto out;
}
iRet = initialize_magnetic_sensor(data);
if (iRet < 0)
pr_err("[SSP]: %s - initialize magnetic sensor failed\n",
__func__);
data->uCurFirmRev = get_firmware_rev(data);
pr_info("[SSP] MCU Firm Rev : New = %8u\n",
data->uCurFirmRev);
// hoi: il dan mak a
#ifndef CONFIG_SENSORS_SSP_BBD
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_DUMP_CHECK, 0);
#endif
out:
return iRet;
}
void sync_sensor_state(struct ssp_data *data)
{
unsigned char uBuf[9] = {0,};
unsigned int uSensorCnt;
int iRet = 0;
iRet = set_gyro_cal(data);
if (iRet < 0)
pr_err("[SSP]: %s - set_gyro_cal failed\n", __func__);
iRet = set_accel_cal(data);
if (iRet < 0)
pr_err("[SSP]: %s - set_accel_cal failed\n", __func__);
#ifdef CONFIG_SENSORS_SSP_SX9306
if (atomic_read(&data->aSensorEnable) & (1 << GRIP_SENSOR)) {
open_grip_caldata(data);
set_grip_calibration(data, true);
}
#endif
udelay(10);
for (uSensorCnt = 0; uSensorCnt < SENSOR_MAX; uSensorCnt++) {
mutex_lock(&data->enable_mutex);
if (atomic_read(&data->aSensorEnable) & (1 << uSensorCnt)) {
s32 dMsDelay =
get_msdelay(data->adDelayBuf[uSensorCnt]);
memcpy(&uBuf[0], &dMsDelay, 4);
memcpy(&uBuf[4], &data->batchLatencyBuf[uSensorCnt], 4);
uBuf[8] = data->batchOptBuf[uSensorCnt];
send_instruction(data, ADD_SENSOR, uSensorCnt, uBuf, 9);
udelay(10);
}
mutex_unlock(&data->enable_mutex);
}
if (data->bProximityRawEnabled == true) {
s32 dMsDelay = 20;
memcpy(&uBuf[0], &dMsDelay, 4);
send_instruction(data, ADD_SENSOR, PROXIMITY_RAW, uBuf, 4);
}
set_proximity_threshold(data, data->uProxHiThresh,data->uProxLoThresh);
data->bMcuDumpMode = ssp_check_sec_dump_mode();
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,
data->bMcuDumpMode);
if (iRet < 0)
pr_err("[SSP]: %s - MSG2SSP_AP_MCU_SET_DUMPMODE failed\n",
__func__);
}
static int ssp_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct ssp_data *data = i2c_get_clientdata(client);
func_dbg();
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_RESUME))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_RESUME failed\n",
__func__);
return 0;
}
static int ssp_suspend(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct ssp_data *data = i2c_get_clientdata(client);
func_dbg();
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_SUSPEND))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_SUSPEND failed\n",
__func__);
disable_irq(data->iIrq);
return 0;
}
void reset_mcu(struct ssp_data *data)
{
func_dbg();
ssp_enable(data, false);
clean_pending_list(data);
toggle_mcu_reset(data);
msleep(SSP_SW_RESET_TIME);
ssp_enable(data, true);
if (initialize_mcu(data) < 0)
return;
sync_sensor_state(data);
#ifdef CONFIG_SENSORS_SSP_SENSORHUB
ssp_sensorhub_report_notice(data, MSG2SSP_AP_STATUS_RESET);
#endif
if (data->uLastAPState != 0)
ssp_send_cmd(data, data->uLastAPState, 0);
if (data->uLastResumeState != 0)
ssp_send_cmd(data, data->uLastResumeState, 0);
}
static int ssp_suspend(struct device *dev)
{
struct spi_device *spi_dev = to_spi_device(dev);
struct ssp_data *data = spi_get_drvdata(spi_dev);
func_dbg();
disable_debug_timer(data);
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_SUSPEND, 0))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_SUSPEND failed\n",
__func__);
data->uLastResumeState = MSG2SSP_AP_STATUS_SUSPEND;
disable_irq(data->iIrq);
return 0;
}
static int ssp_resume(struct device *dev)
{
struct spi_device *spi = to_spi_device(dev);
struct ssp_data *data = spi_get_drvdata(spi);
func_dbg();
enable_debug_timer(data);
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_RESUME, 0))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_RESUME failed\n",
__func__);
data->uLastResumeState = MSG2SSP_AP_STATUS_RESUME;
return 0;
}
int initialize_mcu(struct ssp_data *data)
{
int iRet = 0;
iRet = get_chipid(data);
pr_info("[SSP] MCU device ID = %d, reading ID = %d\n", DEVICE_ID, iRet);
if (iRet != DEVICE_ID) {
if (iRet < 0) {
pr_err("[SSP]: %s - MCU is not working : 0x%x\n",
__func__, iRet);
} else {
pr_err("[SSP]: %s - MCU identification failed\n",
__func__);
iRet = -ENODEV;
}
goto out;
}
iRet = set_sensor_position(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_sensor_position failed\n", __func__);
goto out;
}
data->uSensorState = get_sensor_scanning_info(data);
if (data->uSensorState == 0) {
pr_err("[SSP]: %s - get_sensor_scanning_info failed\n",
__func__);
iRet = ERROR;
goto out;
}
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,
sec_debug_is_enabled());
if (iRet < 0) {
pr_err("[SSP]: %s - set_mcu_dump_mode failed\n", __func__);
goto out;
}
#if defined (CONFIG_SENSORS_SSP_YAS532)
iRet = set_static_matrix(data);
if (iRet < 0)
pr_err("[SSP]: %s - yas set static matrix failed\n", __func__);
#endif
iRet = SUCCESS;
out:
return iRet;
}
void sync_sensor_state(struct ssp_data *data)
{
unsigned char uBuf[9] = {0,};
unsigned int uSensorCnt;
int iRet = 0;
#ifdef CONFIG_SENSORS_SSP_YAS532
iRet = set_hw_offset(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_hw_offset failed\n", __func__);
}
#endif
iRet = set_gyro_cal(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_gyro_cal failed\n", __func__);
}
iRet = set_accel_cal(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_accel_cal failed\n", __func__);
}
udelay(10);
for (uSensorCnt = 0; uSensorCnt < SENSOR_MAX; uSensorCnt++) {
if (atomic_read(&data->aSensorEnable) & (1 << uSensorCnt)) {
s32 dMsDelay = get_msdelay(data->adDelayBuf[uSensorCnt]);
memcpy(&uBuf[0], &dMsDelay, 4);
memcpy(&uBuf[4], &data->batchLatencyBuf[uSensorCnt], 4);
uBuf[8] = data->batchOptBuf[uSensorCnt];
send_instruction(data, ADD_SENSOR, uSensorCnt, uBuf, 9);
udelay(10);
}
}
if (data->bProximityRawEnabled == true) {
s32 dMsDelay = 20;
memcpy(&uBuf[0], &dMsDelay, 4);
send_instruction(data, ADD_SENSOR, PROXIMITY_RAW, uBuf, 4);
}
set_proximity_threshold(data, data->uProxHiThresh,data->uProxLoThresh);
#if SSP_SEC_DEBUG
data->bMcuDumpMode = sec_debug_is_enabled();
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,data->bMcuDumpMode);
if (iRet < 0) {
pr_err("[SSP]: %s - MSG2SSP_AP_MCU_SET_DUMPMODE failed\n", __func__);
}
#endif
}
static int ssp_resume(struct device *dev)
{
struct spi_device *spi_dev = to_spi_device(dev);
struct ssp_data *data = spi_get_drvdata(spi_dev);
enable_irq(data->iIrq);
ssp_infof();
enable_debug_timer(data);
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_RESUME, 0))
ssp_errf("MSG2SSP_AP_STATUS_RESUME failed");
data->uLastResumeState = MSG2SSP_AP_STATUS_RESUME;
return 0;
}
static int ssp_suspend(struct device *dev)
{
struct spi_device *spi_dev = to_spi_device(dev);
struct ssp_data *data = spi_get_drvdata(spi_dev);
ssp_infof();
data->uLastResumeState = MSG2SSP_AP_STATUS_SUSPEND;
disable_debug_timer(data);
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_SUSPEND, 0))
ssp_errf("MSG2SSP_AP_STATUS_SUSPEND failed");
data->bTimeSyncing = false;
disable_irq(data->iIrq);
return 0;
}
ssize_t temphumidity_send_accuracy(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size)
{
struct ssp_data *data = dev_get_drvdata(dev);
u8 accuracy;
if (kstrtou8(buf, 10, &accuracy) < 0) {
pr_err("[SSP] %s - read buf is fail(%s)\n", __func__, buf);
return size;
}
if (accuracy == DONE_CAL)
ssp_send_cmd(data, MSG2SSP_AP_TEMPHUMIDITY_CAL_DONE);
pr_info("[SSP] %s - accuracy = %d\n", __func__, accuracy);
return size;
}
int initialize_mcu(struct ssp_data *data)
{
int iRet = 0;
clean_pending_list(data);
iRet = get_chipid(data);
pr_info("[SSP] MCU device ID = %d, reading ID = %d\n", DEVICE_ID, iRet);
if (iRet != DEVICE_ID) {
if (iRet < 0) {
pr_err("[SSP]: %s - MCU is not working : 0x%x\n",
__func__, iRet);
} else {
pr_err("[SSP]: %s - MCU identification failed\n",
__func__);
iRet = -ENODEV;
}
goto out;
}
iRet = set_sensor_position(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_sensor_position failed\n", __func__);
goto out;
}
iRet = get_fuserom_data(data);
if (iRet < 0)
pr_err("[SSP]: %s - get_fuserom_data failed\n", __func__);
data->uSensorState = get_sensor_scanning_info(data);
if (data->uSensorState == 0) {
pr_err("[SSP]: %s - get_sensor_scanning_info failed\n",
__func__);
iRet = ERROR;
goto out;
}
data->uCurFirmRev = get_firmware_rev(data);
pr_info("[SSP] MCU Firm Rev : New = %8u\n",
data->uCurFirmRev);
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_DUMP_CHECK, 0);
out:
return iRet;
}
void sync_sensor_state(struct ssp_data *data)
{
unsigned char uBuf[2] = {0,};
unsigned int uSensorCnt;
int iRet = 0;
iRet = set_hw_offset(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_hw_offset failed\n", __func__);
}
iRet = set_gyro_cal(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_gyro_cal failed\n", __func__);
}
iRet = set_accel_cal(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_accel_cal failed\n", __func__);
}
udelay(10);
for (uSensorCnt = 0; uSensorCnt < (SENSOR_MAX - 1); uSensorCnt++) {
if (atomic_read(&data->aSensorEnable) & (1 << uSensorCnt)) {
uBuf[1] = (u8)get_msdelay(data->adDelayBuf[uSensorCnt]);
uBuf[0] = (u8)get_delay_cmd(uBuf[1]);
send_instruction(data, ADD_SENSOR, uSensorCnt, uBuf, 2);
udelay(10);
}
}
if (data->bProximityRawEnabled == true) {
uBuf[0] = 1;
uBuf[1] = 20;
send_instruction(data, ADD_SENSOR, PROXIMITY_RAW, uBuf, 2);
}
set_proximity_threshold(data, data->uProxHiThresh,data->uProxLoThresh);
data->bMcuDumpMode = sec_debug_is_enabled();
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,data->bMcuDumpMode);
if (iRet < 0) {
pr_err("[SSP]: %s - MSG2SSP_AP_MCU_SET_DUMPMODE failed\n", __func__);
}
}
static int ssp_resume(struct device *dev)
{
struct spi_device *spi = to_spi_device(dev);
struct ssp_data *data = spi_get_drvdata(spi);
enable_irq(data->iIrq);
func_dbg();
enable_debug_timer(data);
data->bSuspended = false;
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_RESUME, 0))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_RESUME failed\n",
__func__);
data->uLastResumeState = MSG2SSP_AP_STATUS_RESUME;
#if SSP_STATUS_MONITOR
schedule_delayed_work(&data->polling_work, msecs_to_jiffies(3000));
#endif
return 0;
}
static void ssp_shutdown(struct spi_device *spi_dev)
{
struct ssp_data *data = spi_get_drvdata(spi_dev);
ssp_infof();
if (data->bProbeIsDone == false)
goto exit;
disable_debug_timer(data);
if (data->fw_dl_state >= FW_DL_STATE_SCHEDULED &&
data->fw_dl_state < FW_DL_STATE_DONE) {
ssp_errf("cancel_delayed_work_sync state = %d",
data->fw_dl_state);
cancel_delayed_work_sync(&data->work_firmware);
}
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_SHUTDOWN, 0))
ssp_errf("MSG2SSP_AP_STATUS_SHUTDOWN failed");
ssp_enable(data, false);
clean_pending_list(data);
free_irq(data->iIrq, data);
gpio_free(data->mcu_int1);
remove_sysfs(data);
remove_indio_dev(data);
ssp_sensorhub_remove(data);
del_timer_sync(&data->debug_timer);
cancel_work_sync(&data->work_debug);
cancel_delayed_work_sync(&data->work_refresh);
destroy_workqueue(data->debug_wq);
wake_lock_destroy(&data->ssp_wake_lock);
mutex_destroy(&data->comm_mutex);
mutex_destroy(&data->pending_mutex);
toggle_mcu_reset(data);
ssp_infof("done");
exit:
kfree(data);
}
static int ssp_suspend(struct device *dev)
{
struct spi_device *spi = to_spi_device(dev);
struct ssp_data *data = spi_get_drvdata(spi);
func_dbg();
data->uLastResumeState = MSG2SSP_AP_STATUS_SUSPEND;
disable_debug_timer(data);
#if SSP_STATUS_MONITOR
cancel_delayed_work_sync(&data->polling_work);
#endif
if (SUCCESS != ssp_send_cmd(data, MSG2SSP_AP_STATUS_SUSPEND, 0))
pr_err("[SSP]: %s MSG2SSP_AP_STATUS_SUSPEND failed\n",
__func__);
data->bSuspended = true;
data->bTimeSyncing = false;
disable_irq(data->iIrq);
return 0;
}
static int ssp_sensorhub_send_cmd(struct ssp_sensorhub_data *hub_data,
const char *buf, int count)
{
int ret = 0;
if (buf[2] < MSG2SSP_AP_STATUS_WAKEUP ||
buf[2] >= MSG2SSP_AP_TEMPHUMIDITY_CAL_DONE) {
sensorhub_err("MSG2SSP_INST_LIB_NOTI err(%d)", buf[2]);
return -EINVAL;
}
ret = ssp_send_cmd(hub_data->ssp_data, buf[2], 0);
if (buf[2] == MSG2SSP_AP_STATUS_WAKEUP ||
buf[2] == MSG2SSP_AP_STATUS_SLEEP)
hub_data->ssp_data->uLastAPState = buf[2];
if (buf[2] == MSG2SSP_AP_STATUS_SUSPEND ||
buf[2] == MSG2SSP_AP_STATUS_RESUME)
hub_data->ssp_data->uLastResumeState = buf[2];
return ret;
}
static int ssp_probe(struct spi_device *spi_dev)
{
int iRet = 0;
struct ssp_data *data;
struct ssp_platform_data *pdata;
if (poweroff_charging == 1 || recovery_mode == 1) {
pr_err("[SSP] probe exit : lpm %d recovery %d \n",
poweroff_charging, recovery_mode);
return -ENODEV;
}
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (data == NULL) {
pr_err("[SSP]: %s - failed to allocate memory for data\n",
__func__);
iRet = -ENOMEM;
goto exit;
}
if (spi_dev->dev.of_node) {
iRet = ssp_parse_dt(&spi_dev->dev, data);
if (iRet) {
pr_err("[SSP]: %s - Failed to parse DT\n", __func__);
goto err_setup;
}
data->ssp_changes = SSP_MCU_L5; /* K330, MPU L5*/
} else {
pdata = spi_dev->dev.platform_data;
if (pdata == NULL) {
pr_err("[SSP]: %s - platform_data is null\n", __func__);
iRet = -ENOMEM;
goto err_setup;
}
data->wakeup_mcu = pdata->wakeup_mcu;
data->check_mcu_ready = pdata->check_mcu_ready;
data->check_mcu_busy = pdata->check_mcu_busy;
data->set_mcu_reset = pdata->set_mcu_reset;
data->read_chg = pdata->read_chg;
/* AP system_rev */
if (pdata->check_ap_rev)
data->ap_rev = pdata->check_ap_rev();
else
data->ap_rev = 0;
/* For changed devices */
if (pdata->check_changes)
data->ssp_changes = pdata->check_changes();
else
data->ssp_changes = SSP_MCU_L5; /* K330, MPU L5*/
/* Get sensor positions */
if (pdata->get_positions)
pdata->get_positions(&data->accel_position,
&data->mag_position);
else if (spi_dev->dev.of_node == NULL) {
data->accel_position = 0;
data->mag_position = 0;
}
}
spi_dev->mode = SPI_MODE_1;
if (spi_setup(spi_dev)) {
pr_err("failed to setup spi for ssp_spi\n");
goto err_setup;
}
data->bProbeIsDone = false;
data->fw_dl_state = FW_DL_STATE_NONE;
data->spi = spi_dev;
spi_set_drvdata(spi_dev, data);
#ifdef CONFIG_SENSORS_SSP_SHTC1
mutex_init(&data->cp_temp_adc_lock);
mutex_init(&data->bulk_temp_read_lock);
#endif
#ifdef CONFIG_SENSORS_SSP_STM
mutex_init(&data->comm_mutex);
mutex_init(&data->pending_mutex);
#endif
if (((data->wakeup_mcu == NULL)
|| (data->check_mcu_ready == NULL)
|| (data->check_mcu_busy == NULL)
|| (data->set_mcu_reset == NULL)
|| (data->read_chg == NULL))
&& (spi_dev->dev.of_node == NULL)) {
pr_err("[SSP]: %s - function callback is null\n", __func__);
iRet = -EIO;
goto err_reset_null;
}
pr_info("\n#####################################################\n");
INIT_DELAYED_WORK(&data->work_firmware, work_function_firmware_update);
wake_lock_init(&data->ssp_wake_lock,
WAKE_LOCK_SUSPEND, "ssp_wake_lock");
iRet = initialize_input_dev(data);
if (iRet < 0) {
pr_err("[SSP]: %s - could not create input device\n", __func__);
goto err_input_register_device;
}
iRet = initialize_debug_timer(data);
if (iRet < 0) {
pr_err("[SSP]: %s - could not create workqueue\n", __func__);
goto err_create_workqueue;
}
iRet = initialize_irq(data);
if (iRet < 0) {
pr_err("[SSP]: %s - could not create irq\n", __func__);
goto err_setup_irq;
}
iRet = initialize_sysfs(data);
if (iRet < 0) {
pr_err("[SSP]: %s - could not create sysfs\n", __func__);
goto err_sysfs_create;
}
iRet = initialize_event_symlink(data);
if (iRet < 0) {
pr_err("[SSP]: %s - could not create symlink\n", __func__);
goto err_symlink_create;
}
initialize_variable(data);
ssp_enable(data, true);
/* check boot loader binary */
data->fw_dl_state = check_fwbl(data);
if (data->fw_dl_state == FW_DL_STATE_NONE) {
iRet = initialize_mcu(data);
if (iRet == ERROR) {
data->uResetCnt++;
toggle_mcu_reset(data);
msleep(SSP_SW_RESET_TIME);
initialize_mcu(data);
} else if (iRet < ERROR) {
pr_err("[SSP]: %s - initialize_mcu failed\n", __func__);
goto err_read_reg;
}
}
#ifdef CONFIG_HAS_EARLYSUSPEND
data->early_suspend.suspend = ssp_early_suspend;
data->early_suspend.resume = ssp_late_resume;
register_early_suspend(&data->early_suspend);
#endif
#ifdef CONFIG_SENSORS_SSP_SENSORHUB
/* init sensorhub device */
iRet = ssp_sensorhub_initialize(data);
if (iRet < 0) {
pr_err("%s: ssp_sensorhub_initialize err(%d)", __func__, iRet);
ssp_sensorhub_remove(data);
}
#endif
data->bMcuDumpMode = sec_debug_is_enabled();
iRet = ssp_send_cmd(data, MSG2SSP_AP_MCU_SET_DUMPMODE,data->bMcuDumpMode);
if (iRet < 0) {
pr_err("[SSP]: %s - MSG2SSP_AP_MCU_SET_DUMPMODE failed\n", __func__);
}
pr_info("[SSP]: %s - setup debuglevel %d!\n", __func__,data->bMcuDumpMode);
pr_info("[SSP]: %s - probe success!\n", __func__);
enable_debug_timer(data);
iRet = 0;
if (data->fw_dl_state == FW_DL_STATE_NEED_TO_SCHEDULE) {
pr_info("[SSP]: Firmware update is scheduled\n");
schedule_delayed_work(&data->work_firmware,
msecs_to_jiffies(1000));
data->fw_dl_state = FW_DL_STATE_SCHEDULED;
} else if (data->fw_dl_state == FW_DL_STATE_FAIL)
data->bSspShutdown = true;
data->bProbeIsDone = true;
goto exit;
err_read_reg:
err_symlink_create:
remove_sysfs(data);
err_sysfs_create:
free_irq(data->iIrq, data);
gpio_free(data->mcu_int1);
err_setup_irq:
destroy_workqueue(data->debug_wq);
err_create_workqueue:
remove_input_dev(data);
err_input_register_device:
wake_lock_destroy(&data->ssp_wake_lock);
err_reset_null:
#ifdef CONFIG_SENSORS_SSP_SHTC1
mutex_destroy(&data->cp_temp_adc_lock);
mutex_destroy(&data->bulk_temp_read_lock);
#endif
#ifdef CONFIG_SENSORS_SSP_STM
mutex_destroy(&data->comm_mutex);
mutex_destroy(&data->pending_mutex);
#endif
err_setup:
kfree(data);
pr_err("[SSP]: %s - probe failed!\n", __func__);
exit:
pr_info("#####################################################\n\n");
return iRet;
}
void ssp_dump_task(struct work_struct *work) {
struct ssp_big *big;
struct file *dump_file;
struct ssp_msg *msg;
char *buffer;
char strFilePath[60];
struct timeval cur_time;
int iTimeTemp;
mm_segment_t fs;
int buf_len, packet_len, residue, iRet = 0, index = 0 ,iRetTrans=0 ,iRetWrite=0;
big = container_of(work, struct ssp_big, work);
pr_err("[SSP]: %s - start ssp dumping (%d)(%d)\n", __func__,big->data->bMcuDumpMode,big->data->uDumpCnt);
big->data->uDumpCnt++;
wake_lock(&big->data->ssp_wake_lock);
fs = get_fs();
set_fs(get_ds());
if(big->data->bMcuDumpMode == true)
{
do_gettimeofday(&cur_time);
iTimeTemp = (int) cur_time.tv_sec;
sprintf(strFilePath, "%s%d.txt", DUMP_FILE_PATH, iTimeTemp);
dump_file = filp_open(strFilePath, O_RDWR | O_CREAT | O_APPEND, 0666);
if (IS_ERR(dump_file)) {
pr_err("[SSP]: %s - Can't open dump file\n", __func__);
set_fs(fs);
iRet = PTR_ERR(dump_file);
wake_unlock(&big->data->ssp_wake_lock);
return;
}
}
else
dump_file = NULL;
buf_len = big->length > DATA_PACKET_SIZE ? DATA_PACKET_SIZE : big->length;
buffer = kzalloc(buf_len, GFP_KERNEL);
residue = big->length;
while (residue > 0) {
packet_len = residue > DATA_PACKET_SIZE ? DATA_PACKET_SIZE : residue;
msg = kzalloc(sizeof(*msg), GFP_KERNEL);
msg->cmd = MSG2SSP_AP_GET_BIG_DATA;
msg->length = packet_len;
msg->options = AP2HUB_READ | (index++ << SSP_INDEX);
msg->data = big->addr;
msg->buffer = buffer;
msg->free_buffer = 0;
iRetTrans = ssp_spi_sync(big->data, msg, 1000);
if (iRetTrans != SUCCESS) {
pr_err("[SSP]: %s - Fail to receive data %d (%d)\n", __func__, iRetTrans,residue);
break;
}
if(big->data->bMcuDumpMode == true)
{
iRetWrite = vfs_write(dump_file, (char __user *) buffer, packet_len,
&dump_file->f_pos);
if (iRetWrite < 0) {
pr_err("[SSP]: %s - Can't write dump to file\n", __func__);
break;
}
}
residue -= packet_len;
}
if(big->data->bMcuDumpMode == true && (iRetTrans != SUCCESS || iRetWrite < 0) )
{
char FAILSTRING[100];
sprintf(FAILSTRING,"FAIL OCCURED(%d)(%d)(%d)",iRetTrans,iRetWrite,big->length);
vfs_write(dump_file, (char __user *) FAILSTRING, strlen(FAILSTRING),&dump_file->f_pos);
}
ssp_send_cmd(big->data, MSG2SSP_AP_MCU_DUMP_FINISH, SUCCESS);
big->data->bDumping = false;
if(big->data->bMcuDumpMode == true)
filp_close(dump_file, current->files);
set_fs(fs);
sanity_check(big->data);
wake_unlock(&big->data->ssp_wake_lock);
kfree(buffer);
kfree(big);
pr_err("[SSP]: %s done\n", __func__);
}