diff options
Diffstat (limited to 'include/motion_sense.h')
| -rw-r--r-- | include/motion_sense.h | 58 |
1 files changed, 46 insertions, 12 deletions
diff --git a/include/motion_sense.h b/include/motion_sense.h index cbe311fdf6..6541893d67 100644 --- a/include/motion_sense.h +++ b/include/motion_sense.h @@ -22,6 +22,14 @@ enum sensor_state { SENSOR_INIT_ERROR = 2 }; +enum sensor_config { + SENSOR_CONFIG_AP, /* Configuration requested/for the AP */ + SENSOR_CONFIG_EC_S0, /* Configuration from the EC while device in S0 */ + SENSOR_CONFIG_EC_S3, /* from the EC when device sleep */ + SENSOR_CONFIG_EC_S5, /* from the EC when device powered off */ + SENSOR_CONFIG_MAX, +}; + #define SENSOR_ACTIVE_S5 CHIPSET_STATE_SOFT_OFF #define SENSOR_ACTIVE_S3 CHIPSET_STATE_SUSPEND #define SENSOR_ACTIVE_S0 CHIPSET_STATE_ON @@ -47,17 +55,21 @@ enum sensor_state { #define MIN_MOTION_SENSE_WAIT_TIME (3 * MSEC) #define MAX_MOTION_SENSE_WAIT_TIME (60000 * MSEC) +#define ROUND_UP_FLAG (1 << 31) + struct motion_data_t { - /* data rate the sensor will measure, in mHz */ - int odr; - /* range of measurement in SI */ - int range; + /* + * data rate the sensor will measure, in mHz: 0 suspended. + * MSB is used to know if we are rounding up. + * */ + unsigned odr; /* delay between collection by EC, in ms. * For non FIFO sensor, should be nead 1e6/odr to * collect events. * For sensor with FIFO, can be much longer. + * 0: no collection. */ - unsigned ec_rate; + unsigned short ec_rate; }; struct motion_sensor_t { @@ -74,11 +86,29 @@ struct motion_sensor_t { uint8_t addr; const matrix_3x3_t *rot_standard_ref; - /* Default configuration parameters, RO only */ - struct motion_data_t default_config; + /* + * default_range: set by default by the EC. + * The host can change it, but rarely does. + */ + int default_range; - /* Run-Time configuration parameters */ - struct motion_data_t runtime_config; + /* + * There are 4 configuration parameters to deal with different + * configuration + * + * Power | S0 | S3 | S5 + * --------+-------------------+-------------------+----------------- + * From AP | <------- SENSOR_CONFIG_AP ----------> | + * | Use for normal | While sleeping | Always disabled + * | operation: game, | iFor Activity | + * | screen rotatopm | Recognition | + * --------+-------------------+-------------------+------------------ + * From EC |SENSOR_CONFIG_EC_S0|SENSOR_CONFIG_EC_S3|SENSOR_CONFIG_EC_S5 + * | Background | Gesture Recognition (Double tap, ...) + * | Activity: compass,| + * | ambient light)| + */ + struct motion_data_t config[SENSOR_CONFIG_MAX]; /* state parameters */ enum sensor_state state; @@ -89,6 +119,11 @@ struct motion_sensor_t { uint32_t flush_pending; /* + * Allow EC to request an higher frequency for the sensors than the AP. + */ + fp_t oversampling; + + /* * How many vector events are lost in the FIFO since last time * FIFO info has been transmitted. */ @@ -109,10 +144,9 @@ extern struct motion_sensor_t motion_sensors[]; extern const unsigned motion_sensor_count; /* For testing purposes: export the sampling interval. */ +extern enum chipset_state_mask sensor_active; extern unsigned accel_interval; -int motion_sense_set_accel_interval( - struct motion_sensor_t *driving_sensor, - unsigned data); +int motion_sense_set_accel_interval(void); /* * Priority of the motion sense resume/suspend hooks, to be sure associated |