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authorAravind Akella <aakella@google.com>2015-06-23 22:24:37 +0000
committerAndroid (Google) Code Review <android-gerrit@google.com>2015-06-23 22:24:38 +0000
commit077d354252f66c5b9b7353e9b0be5758bea997c6 (patch)
tree0a67b7ba71734be8cedd88fa74cbccd249a1034d /include
parentd6f50b4a46a706b59cfee9e2e72b5c9bedc6eba1 (diff)
parentc7f54134ca255810bea017c4c20ffe8cb86fe10e (diff)
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Merge "Define a flag for whether a sensor supports data_injection mode or not." into mnc-dev
Diffstat (limited to 'include')
-rw-r--r--include/hardware/sensors.h31
1 files changed, 23 insertions, 8 deletions
diff --git a/include/hardware/sensors.h b/include/hardware/sensors.h
index b8b550f..b368ee6 100644
--- a/include/hardware/sensors.h
+++ b/include/hardware/sensors.h
@@ -108,12 +108,12 @@ enum {
*/
SENSOR_HAL_NORMAL_MODE = 0,
- /*
- * Loopback mode. In this mode, the device shall not source data from the
+ /*
+ * Data Injection mode. In this mode, the device shall not source data from the
* physical sensors as it would in normal mode. Instead sensor data is
* injected by the sensor service.
*/
- SENSOR_HAL_LOOPBACK_MODE = 0x1
+ SENSOR_HAL_DATA_INJECTION_MODE = 0x1
};
/*
@@ -138,7 +138,16 @@ enum {
SENSOR_FLAG_CONTINUOUS_MODE = 0, // 0000
SENSOR_FLAG_ON_CHANGE_MODE = 0x2, // 0010
SENSOR_FLAG_ONE_SHOT_MODE = 0x4, // 0100
- SENSOR_FLAG_SPECIAL_REPORTING_MODE = 0x6 // 0110
+ SENSOR_FLAG_SPECIAL_REPORTING_MODE = 0x6, // 0110
+
+ /*
+ * Set this flag if the sensor supports data_injection mode and allows data to be injected
+ * from the SensorService. When in data_injection ONLY sensors with this flag set are injected
+ * sensor data and only sensors with this flag set are activated. Eg: Accelerometer and Step
+ * Counter sensors can be set with this flag and SensorService will inject accelerometer data
+ * and read the corresponding step counts.
+ */
+ SENSOR_FLAG_SUPPORTS_DATA_INJECTION = 0x8 // 1000
};
/*
@@ -148,6 +157,12 @@ enum {
#define REPORTING_MODE_SHIFT (1)
/*
+ * Mask and shift for data_injection mode sensor flags defined above.
+ */
+#define DATA_INJECTION_MASK (0x10)
+#define DATA_INJECTION_SHIFT (4)
+
+/*
* Sensor type
*
* Each sensor has a type which defines what this sensor measures and how
@@ -838,9 +853,9 @@ struct sensors_module_t {
* 0 - Normal operation. Default state of the module.
* 1 - Loopback mode. Data is injected for the the supported
* sensors by the sensor service in this mode.
- * @return 0 on success
+ * @return 0 on success
* -EINVAL if requested mode is not supported
- * -EPERM if operation is not allowed
+ * -EPERM if operation is not allowed
*/
int (*set_operation_mode)(unsigned int mode);
};
@@ -1043,8 +1058,8 @@ typedef struct sensors_poll_device_1 {
/*
* Inject a single sensor sample to be to this device.
* data points to the sensor event to be injected
- * @return 0 on success
- * -EPERM if operation is not allowed
+ * @return 0 on success
+ * -EPERM if operation is not allowed
* -EINVAL if sensor event cannot be injected
*/
int (*inject_sensor_data)(struct sensors_poll_device_1 *dev, const sensors_event_t *data);