#include "calibration.h"
#include "description.h"
#include "filtering.h"
-
+#include <linux/iio/events.h>
/* Currently active sensors count, per device */
static int poll_sensors_per_dev[MAX_DEVICES]; /* poll-mode sensors */
static int trig_sensors_per_dev[MAX_DEVICES]; /* trigger, event based */
static int get_field_count (int s, size_t *field_size)
{
*field_size = sizeof(float);
+
switch (sensor[s].type) {
case SENSOR_TYPE_ACCELEROMETER: /* m/s^2 */
case SENSOR_TYPE_MAGNETIC_FIELD: /* micro-tesla */
case SENSOR_TYPE_GYROSCOPE: /* radians/s */
return 3;
+ case SENSOR_TYPE_INTERNAL_INTENSITY:
+ case SENSOR_TYPE_INTERNAL_ILLUMINANCE:
case SENSOR_TYPE_LIGHT: /* SI lux units */
case SENSOR_TYPE_AMBIENT_TEMPERATURE: /* °C */
case SENSOR_TYPE_TEMPERATURE: /* °C */
/* Initialize data fields that will be shared by all sensor reports */
data.version = sizeof(sensors_event_t);
data.sensor = s;
- data.type = sensor[s].type;
+ data.type = sensor_desc[s].type;
num_fields = get_field_count(s, &field_size);
float group_max_sampling_rate;
float cur_sampling_rate; /* Currently used sampling rate */
float arb_sampling_rate; /* Granted sampling rate after arbitration */
+ char hrtimer_sampling_path[PATH_MAX];
ALOGV("Sampling rate %g requested on sensor %d (%s)\n", requested_rate, s, sensor[s].friendly_name);
ALOGI("Sensor %d (%s) sampling rate set to %g\n", s, sensor[s].friendly_name, arb_sampling_rate);
+ if (sensor[s].hrtimer_trigger_name[0] != '\0') {
+ snprintf (hrtimer_sampling_path, PATH_MAX, "%s%s/%s", CONFIGFS_TRIGGER_PATH, sensor[s].hrtimer_trigger_name, "sampling_frequency");
+ sysfs_write_float(hrtimer_sampling_path, arb_sampling_rate);
+ }
+
if (trig_sensors_per_dev[dev_num])
enable_buffer(dev_num, 0);
if (trig_sensors_per_dev[dev_num]) {
/* Start sampling */
- setup_trigger(s, sensor[s].init_trigger_name);
+ if (sensor[s].hrtimer_trigger_name[0] != '\0')
+ setup_trigger(s, sensor[s].hrtimer_trigger_name);
+ else
+ setup_trigger(s, sensor[s].init_trigger_name);
+
enable_buffer(dev_num, 1);
}
} else if (sensor[s].mode == MODE_POLL) {
memcpy(data, &sensor[s].sample, sizeof(sensors_event_t));
data->sensor = s;
- data->type = sensor[s].type;
+ data->type = sensor_desc[s].type; /* sensor_desc[s].type can differ from sensor[s].type ; internal types are remapped */
return 1;
}
data->version = sizeof(sensors_event_t);
data->sensor = s;
- data->type = sensor[s].type;
+ data->type = sensor_desc[s].type; /* sensor_desc[s].type can differ from sensor[s].type ; internal types are remapped */
data->timestamp = sensor[s].report_ts;
if (sensor[s].mode == MODE_EVENT) {