[Activity HAL] Added activity HAL source files

[android-x86/hardware-intel-libsensors.git] / common.h

diff --git a/common.h b/common.h
index 98aa4c9..757eab2 100644 (file)
--- a/common.h
+++ b/common.h
@@ -8,7 +8,7 @@
 #define MAX_DEVICES    9       /* Check iio devices 0 to MAX_DEVICES-1 */
 #define MAX_SENSORS    12      /* We can handle as many sensors */
 #define MAX_CHANNELS   4       /* We can handle as many channels per sensor */
-#define MAX_EVENTS     8       /* We can handle as many events per channel */
+#define MAX_EVENTS     2       /* We can handle as many events per channel */
 #define MAX_TRIGGERS   8       /* Check for triggers 0 to MAX_TRIGGERS-1 */
 
 #define DEV_FILE_PATH          "/dev/iio:device%d"
@@ -51,6 +51,107 @@
 #define MODE_TRIGGER   2
 #define MODE_EVENT     3
 
+
+/* Couple of temporary defines until we get a suitable linux/iio/events.h include */
+
+struct iio_event_data {
+         __u64   id;
+         __s64   timestamp;
+};
+
+#define IIO_GET_EVENT_FD_IOCTL _IOR('i', 0x90, int)
+
+#define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF)
+#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0xCF)
+#define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF)
+#define IIO_EVENT_CODE_EXTRACT_MODIFIER(mask) ((mask >> 40) & 0xFF)
+
+/* Couple of temporary defines until we get a suitable linux/iio/types.h include */
+enum iio_chan_type {
+       IIO_VOLTAGE,
+       IIO_CURRENT,
+       IIO_POWER,
+       IIO_ACCEL,
+       IIO_ANGL_VEL,
+       IIO_MAGN,
+       IIO_LIGHT,
+       IIO_INTENSITY,
+       IIO_PROXIMITY,
+       IIO_TEMP,
+       IIO_INCLI,
+       IIO_ROT,
+       IIO_ANGL,
+       IIO_TIMESTAMP,
+       IIO_CAPACITANCE,
+       IIO_ALTVOLTAGE,
+       IIO_CCT,
+       IIO_PRESSURE,
+       IIO_HUMIDITYRELATIVE,
+       IIO_ACTIVITY,
+       IIO_STEPS,
+       IIO_CALORIES,
+       IIO_DISTANCE,
+       IIO_SPEED,
+};
+
+enum iio_modifier {
+       IIO_NO_MOD,
+       IIO_MOD_X,
+       IIO_MOD_Y,
+       IIO_MOD_Z,
+       IIO_MOD_X_AND_Y,
+       IIO_MOD_X_AND_Z,
+       IIO_MOD_Y_AND_Z,
+       IIO_MOD_X_AND_Y_AND_Z,
+       IIO_MOD_X_OR_Y,
+       IIO_MOD_X_OR_Z,
+       IIO_MOD_Y_OR_Z,
+       IIO_MOD_X_OR_Y_OR_Z,
+       IIO_MOD_LIGHT_BOTH,
+       IIO_MOD_LIGHT_IR,
+       IIO_MOD_ROOT_SUM_SQUARED_X_Y,
+       IIO_MOD_SUM_SQUARED_X_Y_Z,
+       IIO_MOD_LIGHT_CLEAR,
+       IIO_MOD_LIGHT_RED,
+       IIO_MOD_LIGHT_GREEN,
+       IIO_MOD_LIGHT_BLUE,
+       IIO_MOD_QUATERNION,
+       IIO_MOD_TEMP_AMBIENT,
+       IIO_MOD_TEMP_OBJECT,
+       IIO_MOD_NORTH_MAGN,
+       IIO_MOD_NORTH_TRUE,
+       IIO_MOD_NORTH_MAGN_TILT_COMP,
+       IIO_MOD_NORTH_TRUE_TILT_COMP,
+       IIO_MOD_RUNNING,
+       IIO_MOD_JOGGING,
+       IIO_MOD_WALKING,
+       IIO_MOD_STILL,
+};
+
+enum iio_event_type {
+       IIO_EV_TYPE_THRESH,
+       IIO_EV_TYPE_MAG,
+       IIO_EV_TYPE_ROC,
+       IIO_EV_TYPE_THRESH_ADAPTIVE,
+       IIO_EV_TYPE_MAG_ADAPTIVE,
+       IIO_EV_TYPE_INSTANCE,
+};
+
+enum iio_event_info {
+       IIO_EV_INFO_ENABLE,
+       IIO_EV_INFO_VALUE,
+       IIO_EV_INFO_HYSTERESIS,
+       IIO_EV_INFO_PERIOD,
+};
+
+enum iio_event_direction {
+       IIO_EV_DIR_EITHER,
+       IIO_EV_DIR_RISING,
+       IIO_EV_DIR_FALLING,
+       IIO_EV_DIR_NONE,
+};
+
+
 typedef struct
 {
        const char *type; /* event type; e.g: transition */
@@ -284,5 +385,52 @@ extern int                 sensor_count;
 extern struct sensor_t         sensor_desc[MAX_SENSORS];
 extern sensor_info_t           sensor[MAX_SENSORS];
 extern sensor_catalog_entry_t  sensor_catalog[];
+extern unsigned int            catalog_size;
+
+/* Needed both in sensors and activity HALs */
+void check_trig_sensors (int i, char *sysfs_file, char map[catalog_size]);
+void check_poll_sensors (int i, char *sysfs_file, char map[catalog_size]);
+void check_event_sensors (int i, char *sysfs_file, char map[catalog_size]);
+void discover_sensors(int dev_num, char *sysfs_base_path, char map[catalog_size],
+                     void (*discover_sensor)(int, char*, char*));
+
+/*
+ * Macros associating iio sysfs entries to to sensor types ; see
+ * linux/kernel/drivers/iio/industrialio-core.c and
+ * hardware/libhardware/include/hardware/sensor.h
+ */
+
+#define DECLARE_VOID_CHANNEL(tag)      \
+                       tag,    \
+                       "",     \
+                       "",     \
+                       "",     \
+                       "",     \
+                       "",     \
+                       "",     \
+
+#define DECLARE_CHANNEL(tag, spacer, name)             \
+                       name,                           \
+                       "in_"tag spacer name"_en",      \
+                       "in_"tag spacer name"_type",    \
+                       "in_"tag spacer name"_index",   \
+                       "in_"tag spacer name"_raw",     \
+                       "in_"tag spacer name"_input",   \
+                       "in_"tag spacer name"_scale",   \
+                       0, {{0}},
+
+#define DECLARE_NAMED_CHANNEL(tag, name)       DECLARE_CHANNEL(tag, "_", name)
+
+#define DECLARE_GENERIC_CHANNEL(tag)           DECLARE_CHANNEL(tag, "", "")
+
+#define DECLARE_EVENT(tag, spacer1, name, spacer2, type, spacer3, dir)         \
+                     type, dir,                                                \
+                     "in_"tag spacer1 name spacer2 type spacer3 dir"_en",      \
+                     "in_"tag spacer1 name spacer2 type spacer3 dir"_value",   \
+
+#define DECLARE_GENERIC_EVENT(tag, name, type, dir) \
+               DECLARE_EVENT(tag, "_", name, "_", type, "_", dir)
+#define DECLARE_NAMED_EVENT(tag, name) \
+               DECLARE_EVENT(tag, "_", name, "","","","")
 
 #endif