void sync_sensor_state(struct ssp_data *data)
{
unsigned char uBuf[2] = {0,};
unsigned int uSensorCnt;
int iRet = 0;
proximity_open_calibration(data);
iRet = set_hw_offset(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_hw_offset 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);
}
}
static int ssp_remove_sensor(struct ssp_data *data,
unsigned int uChangedSensor, unsigned int uNewEnable)
{
u8 uBuf[2];
int64_t dSensorDelay = data->adDelayBuf[uChangedSensor];
ssp_dbg("[SSP]: %s - remove sensor = %d, current state = %d\n",
__func__, (1 << uChangedSensor), uNewEnable);
data->adDelayBuf[uChangedSensor] = DEFUALT_POLLING_DELAY;
if (data->aiCheckStatus[uChangedSensor] == INITIALIZATION_STATE) {
data->aiCheckStatus[uChangedSensor] = NO_SENSOR_STATE;
if (uChangedSensor == ACCELEROMETER_SENSOR)
accel_open_calibration(data);
else if (uChangedSensor == GYROSCOPE_SENSOR)
gyro_open_calibration(data);
else if (uChangedSensor == PRESSURE_SENSOR)
pressure_open_calibration(data);
else if (uChangedSensor == PROXIMITY_SENSOR)
proximity_open_calibration(data);
return 0;
} else if (uChangedSensor == ORIENTATION_SENSOR) {
if (!(atomic_read(&data->aSensorEnable)
& (1 << ACCELEROMETER_SENSOR)))
uChangedSensor = ACCELEROMETER_SENSOR;
else {
change_sensor_delay(data, ACCELEROMETER_SENSOR,
data->adDelayBuf[ACCELEROMETER_SENSOR]);
return 0;
}
} else if (uChangedSensor == ACCELEROMETER_SENSOR) {
if (atomic_read(&data->aSensorEnable)
& (1 << ORIENTATION_SENSOR)) {
change_sensor_delay(data, ORIENTATION_SENSOR,
data->adDelayBuf[ORIENTATION_SENSOR]);
return 0;
}
}
if (!uNewEnable) {
if (data->bCheckSuspend == false) {
disable_debug_timer(data);
data->bDebugEnabled = false;
}
}
uBuf[1] = (u8)get_msdelay(dSensorDelay);
uBuf[0] = (u8)get_delay_cmd(uBuf[1]);
send_instruction(data, REMOVE_SENSOR, uChangedSensor, uBuf, 2);
data->aiCheckStatus[uChangedSensor] = NO_SENSOR_STATE;
return 0;
}
int forced_to_download_binary(struct ssp_data *data, int iBinType)
{
int iRet = 0;
int retry = 3;
ssp_dbg("[SSP] %s, mcu binany update!\n", __func__);
ssp_enable(data, false);
#if SSP_STATUS_MONITOR
cancel_delayed_work_sync(&data->polling_work);
#endif
data->fw_dl_state = FW_DL_STATE_DOWNLOADING;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
data->spi->max_speed_hz = BOOT_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_boot\n");
do {
pr_info("[SSP] %d try\n", 3 - retry);
iRet = update_mcu_bin(data, iBinType);
} while (retry -- > 0 && iRet < 0);
data->spi->max_speed_hz = NORM_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_norm\n");
if (iRet < 0) {
ssp_dbg("[SSP] %s, update_mcu_bin failed!\n", __func__);
goto out;
}
data->fw_dl_state = FW_DL_STATE_SYNC;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
ssp_enable(data, true);
get_proximity_threshold(data);
proximity_open_calibration(data);
accel_open_calibration(data);
gyro_open_calibration(data);
pressure_open_calibration(data);
data->fw_dl_state = FW_DL_STATE_DONE;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
#if SSP_STATUS_MONITOR
schedule_delayed_work(&data->polling_work, msecs_to_jiffies(7000));
#endif
iRet = SUCCESS;
out:
return iRet;
}
int forced_to_download_binary(struct ssp_data *data, int iBinType)
{
int iRet = 0;
int retry = 3;
ssp_dbg("[SSP] %s, mcu binany update!\n", __func__);
ssp_enable(data, false);
data->fw_dl_state = FW_DL_STATE_DOWNLOADING;
data->spi->mode = SPI_MODE_0;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
data->spi->max_speed_hz = BOOT_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_boot\n");
do {
pr_info("[SSP] %d try\n", 3 - retry);
iRet = update_mcu_bin(data, iBinType);
pr_info("======[SSP] SCHEDULE!!!!!\n");
schedule(); /*Defence for cpu schedule blocking watchdog*/
msleep(3);
} while (retry -- > 0 && iRet < 0);
data->spi->max_speed_hz = NORM_SPI_HZ;
data->spi->mode = SPI_MODE_1;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_norm\n");
if (iRet < 0) {
ssp_dbg("[SSP] %s, update_mcu_bin failed!\n", __func__);
goto out;
}
data->fw_dl_state = FW_DL_STATE_SYNC;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
ssp_enable(data, true);
proximity_open_lcd_ldi(data);
proximity_open_calibration(data);
accel_open_calibration(data);
gyro_open_calibration(data);
pressure_open_calibration(data);
data->fw_dl_state = FW_DL_STATE_DONE;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
iRet = SUCCESS;
out:
return iRet;
}
static ssize_t
proximity_enable_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct gp2a_data *data = dev_get_drvdata(dev);
int value = 0;
char input;
int err = 0;
err = kstrtoint(buf, 10, &value);
if (err)
pr_err("%s, kstrtoint failed.", __func__);
if (value != 0 && value != 1)
return count;
gprintk("value = %d\n", value);
if (data->enabled && !value) { /* Proximity power off */
disable_irq(data->irq);
proximity_enable = value;
proximity_onoff(0);
disable_irq_wake(data->irq);
data->pdata->gp2a_led_on(false);
} else if (!data->enabled && value) { /* proximity power on */
data->pdata->gp2a_led_on(true);
/*msleep(1); */
#ifdef GP2A_CALIBRATION
/* open cancelation data */
err = proximity_open_calibration(data);
if (err < 0 && err != -ENOENT)
pr_err("%s: proximity_open_calibration() failed\n",
__func__);
#endif
proximity_enable = value;
proximity_onoff(1);
enable_irq_wake(data->irq);
input = gpio_get_value(data->pdata->p_out);
input_report_abs(data->input_dev, ABS_DISTANCE, input);
input_sync(data->input_dev);
enable_irq(data->irq);
}
data->enabled = value;
return count;
}
static long gp2a_opt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret = 0;
short data = 0;
u8 thrd = 0;
u8 reg;
switch (cmd)
{
case PROX_IOC_SET_CALIBRATION:
{
printk(KERN_INFO "[GP2A] PROX_IOC_SET_CALIBRATION\n");
if (copy_from_user(&data, (void __user *)arg, sizeof(data)))
return -EFAULT;
ret = proximity_open_calibration(gp2a_opt_data);
if (ret < 0 && ret != -ENOENT)
{
printk(KERN_INFO "[GP2A] proximity_open_offset() failed\n");
}else {
thrd = gp2a_reg[3][1]+(gp2a_opt_data->offset_value);
THR_REG_LSB(thrd, reg);
gp2a_i2c_write(gp2a_reg[3][0], ®);
THR_REG_MSB(thrd, reg);
gp2a_i2c_write(gp2a_reg[4][0], ®);
thrd = gp2a_reg[5][1]+(gp2a_opt_data->offset_value);
THR_REG_LSB(thrd, reg);
gp2a_i2c_write(gp2a_reg[5][0], ®);
THR_REG_MSB(thrd, reg);
gp2a_i2c_write(gp2a_reg[6][0], ®);
}
break;
}
case PROX_IOC_GET_CALIBRATION:
{
printk(KERN_INFO "[GP2A] PROX_IOC_GET_CALIBRATION\n");
data = gp2a_opt_data->offset_value;
if (copy_to_user((void __user *)arg, &data, sizeof(data)))
return -EFAULT;
break;
}
default:
printk(KERN_ERR "Unknown IOCTL command");
ret = -ENOTTY;
break;
}
return ret;
}
int forced_to_download_binary(struct ssp_data *data, int iBinType)
{
int iRet = 0;
int retry = 3;
ssp_dbg("[SSP]: %s - mcu binany update!\n", __func__);
ssp_enable(data, false);
data->fw_dl_state = FW_DL_STATE_DOWNLOADING;
pr_info("[SSP] %s, DL state = %d\n", __func__,
data->fw_dl_state);
data->spi->max_speed_hz = BOOT_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_boot\n");
do {
pr_info("[SSP] %d try\n", 3 - retry);
iRet = update_mcu_bin(data, iBinType);
} while (retry -- > 0 && iRet < 0);
data->spi->max_speed_hz = NORM_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_norm\n");
if (iRet < 0) {
ssp_dbg("[SSP]: %s - update_mcu_bin failed!\n", __func__);
goto out;
}
data->fw_dl_state = FW_DL_STATE_SYNC;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
ssp_enable(data, true);
proximity_open_lcd_ldi(data);
proximity_open_calibration(data);
accel_open_calibration(data);
gyro_open_calibration(data);
#ifdef CONFIG_SENSORS_SSP_BMP182
pressure_open_calibration(data);
#endif
data->fw_dl_state = FW_DL_STATE_DONE;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
iRet = SUCCESS;
out:
return iRet;
}
static ssize_t set_sensors_enable(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size)
{
int64_t dTemp;
unsigned int uNewEnable = 0, uChangedSensor = 0;
struct ssp_data *data = dev_get_drvdata(dev);
int iRet;
if (strict_strtoll(buf, 10, &dTemp) < 0)
return -1;
uNewEnable = (unsigned int)dTemp;
ssp_dbg("[SSP]: %s - new_enable = %u, old_enable = %u\n", __func__,
uNewEnable, atomic_read(&data->aSensorEnable));
if (uNewEnable == atomic_read(&data->aSensorEnable))
return 0;
for (uChangedSensor = 0; uChangedSensor < SENSOR_MAX; uChangedSensor++)
if ((atomic_read(&data->aSensorEnable) & (1 << uChangedSensor))
!= (uNewEnable & (1 << uChangedSensor))) {
if (!(uNewEnable & (1 << uChangedSensor)))
ssp_remove_sensor(data, uChangedSensor,
uNewEnable); /* disable */
else { /* Change to ADD_SENSOR_STATE from KitKat */
if (data->aiCheckStatus[uChangedSensor] == INITIALIZATION_STATE) {
if (uChangedSensor == ACCELEROMETER_SENSOR)
accel_open_calibration(data);
else if (uChangedSensor == GYROSCOPE_SENSOR)
gyro_open_calibration(data);
else if (uChangedSensor == PRESSURE_SENSOR)
pressure_open_calibration(data);
else if (uChangedSensor == PROXIMITY_SENSOR) {
proximity_open_lcd_ldi(data);
proximity_open_calibration(data);
}
}
data->aiCheckStatus[uChangedSensor] = ADD_SENSOR_STATE;
}
break;
}
atomic_set(&data->aSensorEnable, uNewEnable);
return size;
}
int forced_to_download_binary(struct ssp_data *data, int iBinType)
{
int iRet = 0;
int retry = 3;
ssp_infof("mcu binany update!");
ssp_enable(data, false);
data->fw_dl_state = FW_DL_STATE_DOWNLOADING;
ssp_infof("DL state = %d", data->fw_dl_state);
data->spi->max_speed_hz = BOOT_SPI_HZ;
if (spi_setup(data->spi))
ssp_err("failed to setup spi for ssp_boot");
do {
ssp_info("%d try", 3 - retry);
iRet = update_mcu_bin(data, iBinType);
} while (retry-- > 0 && iRet < 0);
data->spi->max_speed_hz = NORM_SPI_HZ;
if (spi_setup(data->spi))
ssp_err("failed to setup spi for ssp_norm");
if (iRet < 0) {
ssp_infof("update_mcu_bin failed!");
goto out;
}
data->fw_dl_state = FW_DL_STATE_SYNC;
ssp_infof("DL state = %d", data->fw_dl_state);
ssp_enable(data, true);
get_proximity_threshold(data);
proximity_open_calibration(data);
accel_open_calibration(data);
gyro_open_calibration(data);
pressure_open_calibration(data);
data->fw_dl_state = FW_DL_STATE_DONE;
ssp_infof("DL state = %d", data->fw_dl_state);
iRet = SUCCESS;
out:
return iRet;
}
static ssize_t proximity_enable_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t size)
{
struct input_dev *input = to_input_dev(dev);
struct px3215_data *data = input_get_drvdata(input);
int enable = simple_strtoul(buf, NULL,10);
int err = 0;
if (enable)
{
err = proximity_open_calibration(data);
if (err < 0 && err != -ENOENT)
pr_err("%s: proximity_open_offset() failed\n",
__func__);
else {
if (data->cal_result==1) {
px3215_set_calib(data->client,
data->offset_value);
px3215_set_plthres(data->client,
PX_PROX_CAL_THREL);
px3215_set_phthres(data->client,
PX_PROX_CAL_THREH);
}
}
input_report_abs(data->input, ABS_DISTANCE, 1);
input_sync(data->input);
px3215_set_mode(data->client, 2);
enable_irq(data->irq);
enable_irq_wake(data->irq);
} else {
disable_irq_wake(data->irq);
disable_irq(data->irq);
px3215_set_mode(data->client, 0);
}
return size;
}
static ssize_t
proximity_enable_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct gp2a_data *data = dev_get_drvdata(dev);
int value = 0;
char input;
int err = 0;
int16_t thrd;
u8 reg;
err = kstrtoint(buf, 10, &value);
if (err) {
pr_err("%s, kstrtoint failed.", __func__);
goto done;
}
if (value != 0 && value != 1)
goto done;
pr_info("%s, %d value = %d\n", __func__, __LINE__, value);
if (data->proximity_enabled && !value) { /* Prox power off */
disable_irq(data->irq);
proximity_onoff(0, data);
disable_irq_wake(data->irq);
if (data->pdata->led_on)
data->pdata->led_on(false);
}
if (!data->proximity_enabled && value) { /* prox power on */
if (data->pdata->led_on)
data->pdata->led_on(true);
usleep_range(1000, 1100);
proximity_onoff(1, data);
err = proximity_open_calibration(data);
if (err < 0 && err != -ENOENT)
pr_err("%s: proximity_open_offset() failed\n",
__func__);
else {
thrd = gp2a_reg[3][1]+(data->offset_value);
THR_REG_LSB(thrd, reg);
gp2a_i2c_write(data, gp2a_reg[3][0], ®);
THR_REG_MSB(thrd, reg);
gp2a_i2c_write(data, gp2a_reg[4][0], ®);
thrd = gp2a_reg[5][1]+(data->offset_value);
THR_REG_LSB(thrd, reg);
gp2a_i2c_write(data, gp2a_reg[5][0], ®);
THR_REG_MSB(thrd, reg);
gp2a_i2c_write(data, gp2a_reg[6][0], ®);
}
enable_irq_wake(data->irq);
msleep(160);
input = gpio_get_value_cansleep(data->pdata->p_out);
if (input == 0) {
input_report_abs(data->proximity_input_dev,
ABS_DISTANCE, 1);
input_sync(data->proximity_input_dev);
}
enable_irq(data->irq);
}
data->proximity_enabled = value;
done:
return count;
}
int forced_to_download_binary(struct ssp_data *data, int iBinType)
{
int iRet = 0;
int retry = 3;
ssp_dbg("[SSP]: %s - mcu binany update!\n", __func__);
ssp_enable(data, false);
data->fw_dl_state = FW_DL_STATE_DOWNLOADING;
pr_info("[SSP] %s, DL state = %d\n", __func__,
data->fw_dl_state);
data->spi->max_speed_hz = BOOT_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_boot\n");
do {
pr_info("[SSP] %d try\n", 3 - retry);
iRet = update_mcu_bin(data, iBinType);
} while (retry -- > 0 && iRet < 0);
data->spi->max_speed_hz = NORM_SPI_HZ;
if (spi_setup(data->spi))
pr_err("failed to setup spi for ssp_norm\n");
if (iRet < 0) {
ssp_dbg("[SSP]: %s - update_mcu_bin failed!\n", __func__);
goto out;
}
data->fw_dl_state = FW_DL_STATE_SYNC;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
clean_pending_list(data);
ssp_enable(data, true);
iRet = initialize_mcu(data);
if (iRet < 0) {
iRet = ERROR;
ssp_dbg("[SSP]: %s - initialize_mcu failed!\n", __func__);
goto out;
}
proximity_open_lcd_ldi(data);
proximity_open_calibration(data);
accel_open_calibration(data);
gyro_open_calibration(data);
pressure_open_calibration(data);
if (mag_open_hwoffset(data) < 0)
pr_info("[SSP]: %s - mag_open_hw_offset"
" failed, %d\n", __func__, iRet);
sync_sensor_state(data);
#ifdef CONFIG_SENSORS_SSP_SENSORHUB
ssp_sensorhub_report_notice(data, MSG2SSP_AP_STATUS_RESET);
#endif
data->fw_dl_state = FW_DL_STATE_DONE;
pr_info("[SSP] %s, DL state = %d\n", __func__, data->fw_dl_state);
iRet = SUCCESS;
out:
return iRet;
}
static void change_sensor_delay(struct ssp_data *data,
int iSensorType, int64_t dNewDelay)
{
u8 uBuf[2];
unsigned int uNewEnable = 0;
int64_t dTempDelay = data->adDelayBuf[iSensorType];
if (!(atomic_read(&data->aSensorEnable) & (1 << iSensorType))) {
data->aiCheckStatus[iSensorType] = NO_SENSOR_STATE;
return;
}
data->adDelayBuf[iSensorType] = dNewDelay;
if (iSensorType == ORIENTATION_SENSOR)
iSensorType = ACCELEROMETER_SENSOR;
switch (data->aiCheckStatus[iSensorType]) {
case ADD_SENSOR_STATE:
ssp_dbg("[SSP]: %s - add %u, New = %lldns\n",
__func__, 1 << iSensorType, dNewDelay);
uBuf[1] = (u8)get_msdelay(dNewDelay);
uBuf[0] = (u8)get_delay_cmd(uBuf[1]);
if (send_instruction(data, ADD_SENSOR, iSensorType, uBuf, 2)
!= SUCCESS) {
uNewEnable =
(unsigned int)atomic_read(&data->aSensorEnable)
& (~(unsigned int)(1 << iSensorType));
atomic_set(&data->aSensorEnable, uNewEnable);
data->aiCheckStatus[iSensorType] = NO_SENSOR_STATE;
data->uMissSensorCnt++;
break;
}
data->aiCheckStatus[iSensorType] = RUNNING_SENSOR_STATE;
if (iSensorType == PROXIMITY_SENSOR) {
proximity_open_lcd_ldi(data);
proximity_open_calibration(data);
input_report_abs(data->prox_input_dev, ABS_DISTANCE, 1);
input_sync(data->prox_input_dev);
}
break;
case RUNNING_SENSOR_STATE:
if (get_msdelay(dTempDelay)
== get_msdelay(data->adDelayBuf[iSensorType]))
break;
ssp_dbg("[SSP]: %s - Change %u, New = %lldns\n",
__func__, 1 << iSensorType, dNewDelay);
uBuf[1] = (u8)get_msdelay(dNewDelay);
uBuf[0] = (u8)get_delay_cmd(uBuf[1]);
send_instruction(data, CHANGE_DELAY, iSensorType, uBuf, 2);
break;
default:
data->aiCheckStatus[iSensorType] = ADD_SENSOR_STATE;
}
}
static int ssp_remove_sensor(struct ssp_data *data,
unsigned int uChangedSensor, unsigned int uNewEnable)
{
u8 uBuf[2];
int iRet = 0;
int64_t dSensorDelay = data->adDelayBuf[uChangedSensor];
ssp_dbg("[SSP]: %s - remove sensor = %d, current state = %d\n",
__func__, (1 << uChangedSensor), uNewEnable);
data->adDelayBuf[uChangedSensor] = DEFUALT_POLLING_DELAY;
if (data->aiCheckStatus[uChangedSensor] == INITIALIZATION_STATE) {
data->aiCheckStatus[uChangedSensor] = NO_SENSOR_STATE;
if (uChangedSensor == ACCELEROMETER_SENSOR)
accel_open_calibration(data);
else if (uChangedSensor == GYROSCOPE_SENSOR)
gyro_open_calibration(data);
else if (uChangedSensor == PRESSURE_SENSOR)
pressure_open_calibration(data);
else if (uChangedSensor == PROXIMITY_SENSOR) {
proximity_open_lcd_ldi(data);
proximity_open_calibration(data);
} else if (uChangedSensor == GEOMAGNETIC_SENSOR) {
iRet = mag_open_hwoffset(data);
if (iRet < 0)
pr_err("[SSP]: %s - mag_open_hw_offset"
" failed, %d\n", __func__, iRet);
iRet = set_hw_offset(data);
if (iRet < 0) {
pr_err("[SSP]: %s - set_hw_offset failed\n",
__func__);
}
}
return 0;
} else if (uChangedSensor == ORIENTATION_SENSOR) {
if (!(atomic_read(&data->aSensorEnable)
& (1 << ACCELEROMETER_SENSOR))) {
uChangedSensor = ACCELEROMETER_SENSOR;
} else {
change_sensor_delay(data, ACCELEROMETER_SENSOR,
data->adDelayBuf[ACCELEROMETER_SENSOR]);
return 0;
}
} else if (uChangedSensor == ACCELEROMETER_SENSOR) {
if (atomic_read(&data->aSensorEnable)
& (1 << ORIENTATION_SENSOR)) {
change_sensor_delay(data, ORIENTATION_SENSOR,
data->adDelayBuf[ORIENTATION_SENSOR]);
return 0;
}
} else if (uChangedSensor == GEOMAGNETIC_SENSOR) {
if (mag_store_hwoffset(data))
pr_err("mag_store_hwoffset success\n");
}
if (atomic_read(&data->aSensorEnable) & (1 << uChangedSensor)) {
uBuf[1] = (u8)get_msdelay(dSensorDelay);
uBuf[0] = (u8)get_delay_cmd(uBuf[1]);
send_instruction(data, REMOVE_SENSOR, uChangedSensor, uBuf, 2);
}
data->aiCheckStatus[uChangedSensor] = NO_SENSOR_STATE;
return 0;
}