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-rw-r--r--sensors/Android.mk1
-rw-r--r--sensors/akm8975.c78
-rw-r--r--sensors/bmp180.c5
-rw-r--r--sensors/gp2a_light.c6
-rw-r--r--sensors/gp2a_proximity.c2
-rw-r--r--sensors/input.c15
-rw-r--r--sensors/k3dh.c23
-rw-r--r--sensors/k3g.c8
-rw-r--r--sensors/orientation.c444
-rw-r--r--sensors/smdk4210_sensors.c26
-rw-r--r--sensors/smdk4210_sensors.h16
11 files changed, 93 insertions, 531 deletions
diff --git a/sensors/Android.mk b/sensors/Android.mk
index 026bfa6..3736c26 100644
--- a/sensors/Android.mk
+++ b/sensors/Android.mk
@@ -20,7 +20,6 @@ include $(CLEAR_VARS)
LOCAL_SRC_FILES := \
smdk4210_sensors.c \
input.c \
- orientation.c \
akm8975.c \
akmdfs/AKFS_APIs_8975/AKFS_AK8975.c \
akmdfs/AKFS_APIs_8975/AKFS_AOC.c \
diff --git a/sensors/akm8975.c b/sensors/akm8975.c
index c46b823..9c22bde 100644
--- a/sensors/akm8975.c
+++ b/sensors/akm8975.c
@@ -39,12 +39,10 @@
#define AKFS_PAT PAT3
struct akm8975_data {
- struct smdk4210_sensors_handlers *orientation_sensor;
-
AK8975PRMS akfs_params;
sensors_vec_t magnetic;
- long int delay;
+ int64_t delay;
int device_fd;
int uinput_fd;
@@ -56,7 +54,8 @@ struct akm8975_data {
int akfs_get_magnetic_field(struct akm8975_data *akm8975_data, short *magnetic_data)
{
AK8975PRMS *params;
- int rc;
+ int rc, aocret;
+ float radius;
if (akm8975_data == NULL || magnetic_data == NULL)
return -EINVAL;
@@ -80,7 +79,7 @@ int akfs_get_magnetic_field(struct akm8975_data *akm8975_data, short *magnetic_d
// AOC for magnetometer
// Offset estimation is done in this function
- AKFS_AOC(&params->m_aocv, params->mfv_hdata, &params->mfv_ho);
+ aocret = AKFS_AOC(&params->m_aocv, params->mfv_hdata, &params->mfv_ho);
// Subtract offset
// Then, a magnetic vector, the unit is uT, is stored in mfv_hvbuf.
@@ -99,9 +98,25 @@ int akfs_get_magnetic_field(struct akm8975_data *akm8975_data, short *magnetic_d
return -1;
}
+ // Check the size of magnetic vector
+ radius = sqrtf(
+ (params->mfv_hvec.u.x * params->mfv_hvec.u.x) +
+ (params->mfv_hvec.u.y * params->mfv_hvec.u.y) +
+ (params->mfv_hvec.u.z * params->mfv_hvec.u.z));
+
+ // Sanity check result and set accuracy
+ if ((radius > MAGNETIC_FIELD_EARTH_MAX + 10) || (radius < MAGNETIC_FIELD_EARTH_MIN - 10)) {
+ params->mi_hstatus = SENSOR_STATUS_UNRELIABLE;
+ } else if(params->mi_hstatus == SENSOR_STATUS_UNRELIABLE) {
+ params->mi_hstatus = SENSOR_STATUS_ACCURACY_MEDIUM;
+ } else if (aocret == AKFS_SUCCESS) {
+ params->mi_hstatus = SENSOR_STATUS_ACCURACY_HIGH;
+ }
+
akm8975_data->magnetic.x = params->mfv_hvec.u.x;
akm8975_data->magnetic.y = params->mfv_hvec.u.y;
akm8975_data->magnetic.z = params->mfv_hvec.u.z;
+ akm8975_data->magnetic.status = params->mi_hstatus;
return 0;
}
@@ -151,7 +166,7 @@ void *akm8975_thread(void *thread_data)
char i2c_data[SENSOR_DATA_SIZE] = { 0 };
short magnetic_data[3];
short mode;
- long int before, after;
+ int64_t before, after;
int diff;
int device_fd;
int uinput_fd;
@@ -223,6 +238,8 @@ void *akm8975_thread(void *thread_data)
write(uinput_fd, &event, sizeof(event));
input_event_set(&event, EV_REL, REL_Z, (int) (data->magnetic.z * 1000));
write(uinput_fd, &event, sizeof(event));
+ input_event_set(&event, EV_REL, REL_MISC, (int) data->magnetic.status);
+ write(uinput_fd, &event, sizeof(event));
input_event_set(&event, EV_SYN, 0, 0);
write(uinput_fd, &event, sizeof(event));
@@ -259,14 +276,6 @@ int akm8975_init(struct smdk4210_sensors_handlers *handlers,
data = (struct akm8975_data *) calloc(1, sizeof(struct akm8975_data));
- for (i = 0; i < device->handlers_count; i++) {
- if (device->handlers[i] == NULL)
- continue;
-
- if (device->handlers[i]->handle == SENSOR_TYPE_ORIENTATION)
- data->orientation_sensor = device->handlers[i];
- }
-
device_fd = open("/dev/akm8975", O_RDONLY);
if (device_fd < 0) {
ALOGE("%s: Unable to open device", __func__);
@@ -308,7 +317,7 @@ int akm8975_init(struct smdk4210_sensors_handlers *handlers,
i2c_data[1] = AK8975_REG_WIA;
rc = ioctl(device_fd, ECS_IOCTL_READ, &i2c_data);
if (rc < 0) {
- ALOGE("%s: Unable to read akm8975 FUSE data", __func__);
+ ALOGE("%s: Unable to read akm8975 WIA data", __func__);
goto error;
}
@@ -434,8 +443,15 @@ int akm8975_activate(struct smdk4210_sensors_handlers *handlers)
// Read settings from a file
rc = AKFS_LoadParameters(akfs_params, AKFS_CONFIG_PATH);
- if (rc != AKM_SUCCESS)
- ALOGE("%s: Unable to read AKFS parameters", __func__);
+ if (rc != AKM_SUCCESS) {
+ ALOGE("%s: Unable to read AKFS HO parameters", __func__);
+ akfs_params->mfv_ho.u.x = 0.0f;
+ akfs_params->mfv_ho.u.y = 0.0f;
+ akfs_params->mfv_ho.u.z = 0.0f;
+ } else {
+ ALOGD("AKM8975 HO (Offset Adjustment) parameters read are: (%f, %f, %f)",
+ akfs_params->mfv_ho.u.x, akfs_params->mfv_ho.u.y, akfs_params->mfv_ho.u.z);
+ }
// Initialize buffer
AKFS_InitBuffer(AKFS_HDATA_SIZE, akfs_params->mfv_hdata);
@@ -446,7 +462,7 @@ int akm8975_activate(struct smdk4210_sensors_handlers *handlers)
// Initialize for AOC
AKFS_InitAOC(&akfs_params->m_aocv);
// Initialize magnetic status
- akfs_params->mi_hstatus = 0;
+ akfs_params->mi_hstatus = SENSOR_STATUS_UNRELIABLE;
handlers->activated = 1;
pthread_mutex_unlock(&data->mutex);
@@ -478,18 +494,20 @@ int akm8975_deactivate(struct smdk4210_sensors_handlers *handlers)
empty = 1;
- for (i = 0; i < 3; i++) {
- if (akfs_params->mfv_ho.v[i] != 0) {
- empty = 0;
- break;
- }
+ if ((akfs_params->mfv_ho.u.x != 0.0f) || (akfs_params->mfv_ho.u.y != 0.0f) ||
+ (akfs_params->mfv_ho.u.z != 0.0f)) {
+ empty = 0;
}
if (!empty) {
// Write settings to a file
rc = AKFS_SaveParameters(akfs_params, AKFS_CONFIG_PATH);
- if (rc != AKM_SUCCESS)
- ALOGE("%s: Unable to write AKFS parameters", __func__);
+ if (rc != AKM_SUCCESS) {
+ ALOGE("%s: Unable to write AKFS HO parameters", __func__);
+ } else {
+ ALOGD("AKM8975 HO (Offset Adjustment) parameters written are: (%f, %f, %f)",
+ akfs_params->mfv_ho.u.x, akfs_params->mfv_ho.u.y, akfs_params->mfv_ho.u.z);
+ }
}
mode = AK8975_MODE_POWER_DOWN;
@@ -502,7 +520,7 @@ int akm8975_deactivate(struct smdk4210_sensors_handlers *handlers)
return 0;
}
-int akm8975_set_delay(struct smdk4210_sensors_handlers *handlers, long int delay)
+int akm8975_set_delay(struct smdk4210_sensors_handlers *handlers, int64_t delay)
{
struct akm8975_data *data;
@@ -547,8 +565,6 @@ int akm8975_get_data(struct smdk4210_sensors_handlers *handlers,
event->sensor = handlers->handle;
event->type = handlers->handle;
- event->magnetic.status = SENSOR_STATUS_ACCURACY_MEDIUM;
-
do {
rc = read(input_fd, &input_event, sizeof(input_event));
if (rc < (int) sizeof(input_event))
@@ -565,6 +581,9 @@ int akm8975_get_data(struct smdk4210_sensors_handlers *handlers,
case REL_Z:
event->magnetic.z = akm8975_convert(input_event.value);
break;
+ case REL_MISC:
+ event->magnetic.status = input_event.value;
+ break;
default:
continue;
}
@@ -574,9 +593,6 @@ int akm8975_get_data(struct smdk4210_sensors_handlers *handlers,
}
} while (input_event.type != EV_SYN);
- if (data->orientation_sensor != NULL)
- orientation_fill(data->orientation_sensor, NULL, &event->magnetic);
-
return 0;
}
diff --git a/sensors/bmp180.c b/sensors/bmp180.c
index cae97fb..1054e55 100644
--- a/sensors/bmp180.c
+++ b/sensors/bmp180.c
@@ -21,6 +21,7 @@
#include <fcntl.h>
#include <errno.h>
#include <math.h>
+#include <string.h>
#include <sys/types.h>
#include <linux/ioctl.h>
#include <linux/input.h>
@@ -150,12 +151,12 @@ int bmp180_deactivate(struct smdk4210_sensors_handlers *handlers)
return 0;
}
-int bmp180_set_delay(struct smdk4210_sensors_handlers *handlers, long int delay)
+int bmp180_set_delay(struct smdk4210_sensors_handlers *handlers, int64_t delay)
{
struct bmp180_data *data;
int rc;
- ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+ ALOGD("%s(%p, %" PRId64 ")", __func__, handlers, delay);
if (handlers == NULL || handlers->data == NULL)
return -EINVAL;
diff --git a/sensors/gp2a_light.c b/sensors/gp2a_light.c
index 7c4040c..f6341cc 100644
--- a/sensors/gp2a_light.c
+++ b/sensors/gp2a_light.c
@@ -150,19 +150,19 @@ int gp2a_light_deactivate(struct smdk4210_sensors_handlers *handlers)
return 0;
}
-int gp2a_light_set_delay(struct smdk4210_sensors_handlers *handlers, long int delay)
+int gp2a_light_set_delay(struct smdk4210_sensors_handlers *handlers, int64_t delay)
{
struct gp2a_light_data *data;
int rc;
- ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+ ALOGD("%s(%p, %" PRId64 ")", __func__, handlers, delay);
if (handlers == NULL || handlers->data == NULL)
return -EINVAL;
data = (struct gp2a_light_data *) handlers->data;
- rc = sysfs_value_write(data->path_delay, (int) delay);
+ rc = sysfs_value_write(data->path_delay, delay);
if (rc < 0) {
ALOGE("%s: Unable to write sysfs value", __func__);
return -1;
diff --git a/sensors/gp2a_proximity.c b/sensors/gp2a_proximity.c
index d5fde88..357112c 100644
--- a/sensors/gp2a_proximity.c
+++ b/sensors/gp2a_proximity.c
@@ -147,7 +147,7 @@ int gp2a_proximity_deactivate(struct smdk4210_sensors_handlers *handlers)
return 0;
}
-int gp2a_proximity_set_delay(struct smdk4210_sensors_handlers *handlers, long int delay)
+int gp2a_proximity_set_delay(struct smdk4210_sensors_handlers *handlers, int64_t delay)
{
ALOGD("%s(%p, %ld)", __func__, handlers, delay);
diff --git a/sensors/input.c b/sensors/input.c
index 1c1b26e..685bc80 100644
--- a/sensors/input.c
+++ b/sensors/input.c
@@ -44,7 +44,7 @@ void input_event_set(struct input_event *event, int type, int code, int value)
gettimeofday(&event->time, NULL);
}
-long int timestamp(struct timeval *time)
+int64_t timestamp(struct timeval *time)
{
if (time == NULL)
return -1;
@@ -52,7 +52,7 @@ long int timestamp(struct timeval *time)
return time->tv_sec * 1000000000LL + time->tv_usec * 1000;
}
-long int input_timestamp(struct input_event *event)
+int64_t input_timestamp(struct input_event *event)
{
if (event == NULL)
return -1;
@@ -88,6 +88,7 @@ int uinput_rel_create(const char *name)
rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_X);
rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Y);
rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_Z);
+ rc |= ioctl(uinput_fd, UI_SET_RELBIT, REL_MISC);
rc |= ioctl(uinput_fd, UI_SET_EVBIT, EV_SYN);
if (rc < 0) {
@@ -213,10 +214,10 @@ int sysfs_path_prefix(char *name, char *path_prefix)
return -1;
}
-int sysfs_value_read(char *path)
+int64_t sysfs_value_read(char *path)
{
char buffer[100];
- int value;
+ int64_t value;
int fd = -1;
int rc;
@@ -231,7 +232,7 @@ int sysfs_value_read(char *path)
if (rc <= 0)
goto error;
- value = atoi(buffer);
+ value = (int64_t)strtoimax(buffer, NULL, 10);
goto complete;
error:
@@ -244,7 +245,7 @@ complete:
return value;
}
-int sysfs_value_write(char *path, int value)
+int sysfs_value_write(char *path, int64_t value)
{
char buffer[100];
int fd = -1;
@@ -257,7 +258,7 @@ int sysfs_value_write(char *path, int value)
if (fd < 0)
goto error;
- snprintf((char *) &buffer, sizeof(buffer), "%d\n", value);
+ snprintf((char *) &buffer, sizeof(buffer), "%" PRId64 "\n", value);
rc = write(fd, buffer, strlen(buffer));
if (rc < (int) strlen(buffer))
diff --git a/sensors/k3dh.c b/sensors/k3dh.c
index 6335122..7ea0ead 100644
--- a/sensors/k3dh.c
+++ b/sensors/k3dh.c
@@ -31,9 +31,7 @@
#include "k3dh.h"
struct k3dh_data {
- struct smdk4210_sensors_handlers *orientation_sensor;
-
- long int delay;
+ int64_t delay;
int device_fd;
int uinput_fd;
@@ -49,7 +47,7 @@ void *k3dh_thread(void *thread_data)
struct input_event event;
struct timeval time;
struct k3dh_acceldata acceleration_data;
- long int before, after;
+ int64_t before, after;
int diff;
int device_fd;
int uinput_fd;
@@ -130,14 +128,6 @@ int k3dh_init(struct smdk4210_sensors_handlers *handlers,
data = (struct k3dh_data *) calloc(1, sizeof(struct k3dh_data));
- for (i = 0; i < device->handlers_count; i++) {
- if (device->handlers[i] == NULL)
- continue;
-
- if (device->handlers[i]->handle == SENSOR_TYPE_ORIENTATION)
- data->orientation_sensor = device->handlers[i];
- }
-
device_fd = open("/dev/accelerometer", O_RDONLY);
if (device_fd < 0) {
ALOGE("%s: Unable to open device", __func__);
@@ -301,14 +291,14 @@ int k3dh_deactivate(struct smdk4210_sensors_handlers *handlers)
return 0;
}
-int k3dh_set_delay(struct smdk4210_sensors_handlers *handlers, long int delay)
+int k3dh_set_delay(struct smdk4210_sensors_handlers *handlers, int64_t delay)
{
struct k3dh_data *data;
int64_t d;
int device_fd;
int rc;
- ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+ ALOGD("%s(%p, %" PRId64 ")", __func__, handlers, delay);
if (handlers == NULL || handlers->data == NULL)
return -EINVAL;
@@ -360,7 +350,7 @@ int k3dh_get_data(struct smdk4210_sensors_handlers *handlers,
event->sensor = handlers->handle;
event->type = handlers->handle;
- event->magnetic.status = SENSOR_STATUS_ACCURACY_MEDIUM;
+ event->acceleration.status = SENSOR_STATUS_ACCURACY_MEDIUM;
do {
rc = read(input_fd, &input_event, sizeof(input_event));
@@ -387,9 +377,6 @@ int k3dh_get_data(struct smdk4210_sensors_handlers *handlers,
}
} while (input_event.type != EV_SYN);
- if (data->orientation_sensor != NULL)
- orientation_fill(data->orientation_sensor, &event->acceleration, NULL);
-
return 0;
}
diff --git a/sensors/k3g.c b/sensors/k3g.c
index 5a635e3..345be0a 100644
--- a/sensors/k3g.c
+++ b/sensors/k3g.c
@@ -152,19 +152,19 @@ int k3g_deactivate(struct smdk4210_sensors_handlers *handlers)
return 0;
}
-int k3g_set_delay(struct smdk4210_sensors_handlers *handlers, long int delay)
+int k3g_set_delay(struct smdk4210_sensors_handlers *handlers, int64_t delay)
{
struct k3g_data *data;
int rc;
- ALOGD("%s(%p, %ld)", __func__, handlers, delay);
+ ALOGD("%s(%p, %" PRId64 ")", __func__, handlers, delay);
if (handlers == NULL || handlers->data == NULL)
return -EINVAL;
data = (struct k3g_data *) handlers->data;
- rc = sysfs_value_write(data->path_delay, (int) delay);
+ rc = sysfs_value_write(data->path_delay, delay);
if (rc < 0) {
ALOGE("%s: Unable to write sysfs value", __func__);
return -1;
@@ -206,6 +206,8 @@ int k3g_get_data(struct smdk4210_sensors_handlers *handlers,
event->gyro.y = data->gyro.y;
event->gyro.z = data->gyro.z;
+ event->gyro.status = SENSOR_STATUS_ACCURACY_MEDIUM;
+
do {
rc = read(input_fd, &input_event, sizeof(input_event));
if (rc < (int) sizeof(input_event))
diff --git a/sensors/orientation.c b/sensors/orientation.c
deleted file mode 100644
index fe50605..0000000
--- a/sensors/orientation.c
+++ /dev/null
@@ -1,444 +0,0 @@
-/*
- * Copyright (C) 2013 Paul Kocialkowski <contact@paulk.fr>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <stddef.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <math.h>
-#include <linux/ioctl.h>
-#include <linux/uinput.h>
-#include <linux/input.h>
-
-#include <hardware/sensors.h>
-#include <hardware/hardware.h>
-
-#define LOG_TAG "smdk4210_sensors"
-#include <utils/Log.h>
-
-#include "smdk4210_sensors.h"
-
-struct orientation_data {
- struct smdk4210_sensors_handlers *acceleration_sensor;
- struct smdk4210_sensors_handlers *magnetic_sensor;
-
- sensors_vec_t orientation;
- sensors_vec_t acceleration;
- sensors_vec_t magnetic;
-
- long int delay;
- int uinput_fd;
-
- pthread_t thread;
- pthread_mutex_t mutex;
- int thread_continue;
-};
-
-static float rad2deg(float v)
-{
- return (v * 180.0f / 3.1415926535f);
-}
-
-static float vector_scalar(sensors_vec_t *v, sensors_vec_t *d)
-{
- return v->x * d->x + v->y * d->y + v->z * d->z;
-}
-
-static float vector_length(sensors_vec_t *v)
-{
- return sqrtf(vector_scalar(v, v));
-}
-
-void orientation_calculate(sensors_vec_t *a, sensors_vec_t *m, sensors_vec_t *o)
-{
- float azimuth, pitch, roll;
- float la, sinp, cosp, sinr, cosr, x, y;
-
- if (a == NULL || m == NULL || o == NULL)
- return;
-
- la = vector_length(a);
- pitch = asinf(-(a->y) / la);
- roll = asinf((a->x) / la);
-
- sinp = sinf(pitch);
- cosp = cosf(pitch);
- sinr = sinf(roll);
- cosr = cosf(roll);
-
- y = -(m->x) * cosr + m->z * sinr;
- x = m->x * sinp * sinr + m->y * cosp + m->z * sinp * cosr;
- azimuth = atan2f(y, x);
-
- o->azimuth = rad2deg(azimuth);
- o->pitch = rad2deg(pitch);
- o->roll = rad2deg(roll);
-
- if (o->azimuth < 0)
- o->azimuth += 360.0f;
-}
-
-void *orientation_thread(void *thread_data)
-{
- struct smdk4210_sensors_handlers *handlers = NULL;
- struct orientation_data *data = NULL;
- struct input_event event;
- struct timeval time;
- long int before, after;
- int diff;
- int uinput_fd;
-
- if (thread_data == NULL)
- return NULL;
-
- handlers = (struct smdk4210_sensors_handlers *) thread_data;
- if (handlers->data == NULL)
- return NULL;
-
- data = (struct orientation_data *) handlers->data;
-
- uinput_fd = data->uinput_fd;
- if (uinput_fd < 0)
- return NULL;
-
- while (data->thread_continue) {
- pthread_mutex_lock(&data->mutex);
- if (!data->thread_continue)
- break;
-
- while (handlers->activated) {
- gettimeofday(&time, NULL);
- before = timestamp(&time);
-
- orientation_calculate(&data->acceleration, &data->magnetic, &data->orientation);
-
- input_event_set(&event, EV_REL, REL_X, (int) (data->orientation.azimuth * 1000));
- write(uinput_fd, &event, sizeof(event));
- input_event_set(&event, EV_REL, REL_Y, (int) (data->orientation.pitch * 1000));
- write(uinput_fd, &event, sizeof(event));
- input_event_set(&event, EV_REL, REL_Z, (int) (data->orientation.roll * 1000));
- write(uinput_fd, &event, sizeof(event));
- input_event_set(&event, EV_SYN, 0, 0);
- write(uinput_fd, &event, sizeof(event));
-
- gettimeofday(&time, NULL);
- after = timestamp(&time);
-
- diff = (int) (data->delay - (after - before)) / 1000;
- if (diff <= 0)
- continue;
-
- usleep(diff);
- }
- }
-
- return NULL;
-}
-
-int orientation_fill(struct smdk4210_sensors_handlers *handlers,
- sensors_vec_t *acceleration, sensors_vec_t *magnetic)
-{
- struct orientation_data *data;
-
-// ALOGD("%s(%p, %p, %p)", __func__, handlers, acceleration, magnetic);
-
- if (handlers == NULL || handlers->data == NULL)
- return -EINVAL;
-
- data = (struct orientation_data *) handlers->data;
-
- if (acceleration != NULL) {
- data->acceleration.x = acceleration->x;
- data->acceleration.y = acceleration->y;
- data->acceleration.z = acceleration->z;
- }
-
- if (magnetic != NULL) {
- data->magnetic.x = magnetic->x;
- data->magnetic.y = magnetic->y;
- data->magnetic.z = magnetic->z;
- }
-
- return 0;
-}
-
-int orientation_init(struct smdk4210_sensors_handlers *handlers,
- struct smdk4210_sensors_device *device)
-{
- struct orientation_data *data = NULL;
- pthread_attr_t thread_attr;
- int uinput_fd = -1;
- int input_fd = -1;
- int rc;
- int i;
-
- ALOGD("%s(%p, %p)", __func__, handlers, device);
-
- if (handlers == NULL || device == NULL)
- return -EINVAL;
-
- data = (struct orientation_data *) calloc(1, sizeof(struct orientation_data));
-
- for (i = 0; i < device->handlers_count; i++) {
- if (device->handlers[i] == NULL)
- continue;
-
- if (device->handlers[i]->handle == SENSOR_TYPE_ACCELEROMETER)
- data->acceleration_sensor = device->handlers[i];
- else if (device->handlers[i]->handle == SENSOR_TYPE_MAGNETIC_FIELD)
- data->magnetic_sensor = device->handlers[i];
- }
-
- if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL) {
- ALOGE("%s: Missing sensors for orientation", __func__);
- goto error;
- }
-
- uinput_fd = uinput_rel_create("orientation");
- if (uinput_fd < 0) {
- ALOGD("%s: Unable to create uinput", __func__);
- goto error;
- }
-
- input_fd = input_open("orientation");
- if (input_fd < 0) {
- ALOGE("%s: Unable to open orientation input", __func__);
- goto error;
- }
-
- data->thread_continue = 1;
-
- pthread_mutex_init(&data->mutex, NULL);
- pthread_mutex_lock(&data->mutex);
-
- pthread_attr_init(&thread_attr);
- pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_DETACHED);
-
- rc = pthread_create(&data->thread, &thread_attr, orientation_thread, (void *) handlers);
- if (rc < 0) {
- ALOGE("%s: Unable to create orientation thread", __func__);
- pthread_mutex_destroy(&data->mutex);
- goto error;
- }
-
- data->uinput_fd = uinput_fd;
- handlers->poll_fd = input_fd;
- handlers->data = (void *) data;
-
- return 0;
-
-error:
- if (data != NULL)
- free(data);
-
- if (uinput_fd >= 0)
- close(uinput_fd);
-
- if (input_fd >= 0)
- close(input_fd);
-
- handlers->poll_fd = -1;
- handlers->data = NULL;
-
- return -1;
-}
-
-int orientation_deinit(struct smdk4210_sensors_handlers *handlers)
-{
- struct orientation_data *data;
-
- ALOGD("%s(%p)", __func__, handlers);
-
- if (handlers == NULL || handlers->data == NULL)
- return -EINVAL;
-
- data = (struct orientation_data *) handlers->data;
-
- handlers->activated = 0;
- data->thread_continue = 0;
- pthread_mutex_unlock(&data->mutex);
-
- pthread_mutex_destroy(&data->mutex);
-
- if (data->uinput_fd >= 0) {
- uinput_destroy(data->uinput_fd);
- close(data->uinput_fd);
- }
- data->uinput_fd = -1;
-
- if (handlers->poll_fd >= 0)
- close(handlers->poll_fd);
- handlers->poll_fd = -1;
-
- free(handlers->data);
- handlers->data = NULL;
-
- return 0;
-}
-
-int orientation_activate(struct smdk4210_sensors_handlers *handlers)
-{
- struct orientation_data *data;
-
- ALOGD("%s(%p)", __func__, handlers);
-
- if (handlers == NULL || handlers->data == NULL)
- return -EINVAL;
-
- data = (struct orientation_data *) handlers->data;
-
- if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL)
- return -1;
-
- data->acceleration_sensor->needed |= SMDK4210_SENSORS_NEEDED_ORIENTATION;
- if (data->acceleration_sensor->needed == SMDK4210_SENSORS_NEEDED_ORIENTATION)
- data->acceleration_sensor->activate(data->acceleration_sensor);
-
- data->magnetic_sensor->needed |= SMDK4210_SENSORS_NEEDED_ORIENTATION;
- if (data->magnetic_sensor->needed == SMDK4210_SENSORS_NEEDED_ORIENTATION)
- data->magnetic_sensor->activate(data->magnetic_sensor);
-
- handlers->activated = 1;
- pthread_mutex_unlock(&data->mutex);
-
- return 0;
-}
-
-int orientation_deactivate(struct smdk4210_sensors_handlers *handlers)
-{
- struct orientation_data *data;
-
- ALOGD("%s(%p)", __func__, handlers);
-
- if (handlers == NULL || handlers->data == NULL)
- return -EINVAL;
-
- data = (struct orientation_data *) handlers->data;
-
- if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL)
- return -1;
-
- data->acceleration_sensor->needed &= ~(SMDK4210_SENSORS_NEEDED_ORIENTATION);
- if (data->acceleration_sensor->needed == 0)
- data->acceleration_sensor->deactivate(data->acceleration_sensor);
-
- data->magnetic_sensor->needed &= ~(SMDK4210_SENSORS_NEEDED_ORIENTATION);
- if (data->magnetic_sensor->needed == 0)
- data->magnetic_sensor->deactivate(data->magnetic_sensor);
-
- handlers->activated = 0;
-
- return 0;
-}
-
-int orientation_set_delay(struct smdk4210_sensors_handlers *handlers,
- long int delay)
-{
- struct orientation_data *data;
-
- ALOGD("%s(%p)", __func__, handlers);
-
- if (handlers == NULL || handlers->data == NULL)
- return -EINVAL;
-
- data = (struct orientation_data *) handlers->data;
-
- if (data->acceleration_sensor == NULL || data->magnetic_sensor == NULL)
- return -1;
-
- if (data->acceleration_sensor->needed == SMDK4210_SENSORS_NEEDED_ORIENTATION)
- data->acceleration_sensor->set_delay(data->acceleration_sensor, delay);
-
- if (data->magnetic_sensor->needed == SMDK4210_SENSORS_NEEDED_ORIENTATION)
- data->magnetic_sensor->set_delay(data->magnetic_sensor, delay);
-
- data->delay = delay;
-
- return 0;
-}
-
-float orientation_convert(int value)
-{
- return (float) value / 1000.0f;
-}
-
-int orientation_get_data(struct smdk4210_sensors_handlers *handlers,
- struct sensors_event_t *event)
-{
- struct input_event input_event;
- int input_fd = -1;
- int rc;
-
-// ALOGD("%s(%p, %p)", __func__, handlers, event);
-
- if (handlers == NULL || event == NULL)
- return -EINVAL;
-
- input_fd = handlers->poll_fd;
- if (input_fd < 0)
- return -EINVAL;
-
- memset(event, 0, sizeof(struct sensors_event_t));
- event->version = sizeof(struct sensors_event_t);
- event->sensor = handlers->handle;
- event->type = handlers->handle;
-
- event->orientation.status = SENSOR_STATUS_ACCURACY_MEDIUM;
-
- do {
- rc = read(input_fd, &input_event, sizeof(input_event));
- if (rc < (int) sizeof(input_event))
- break;
-
- if (input_event.type == EV_REL) {
- switch (input_event.code) {
- case REL_X:
- event->orientation.azimuth = orientation_convert(input_event.value);
- break;
- case REL_Y:
- event->orientation.pitch = orientation_convert(input_event.value);
- break;
- case REL_Z:
- event->orientation.roll = orientation_convert(input_event.value);
- break;
- default:
- continue;
- }
- } else if (input_event.type == EV_SYN) {
- if (input_event.code == SYN_REPORT)
- event->timestamp = input_timestamp(&input_event);
- }
- } while (input_event.type != EV_SYN);
-
- return 0;
-}
-
-struct smdk4210_sensors_handlers orientation = {
- .name = "Orientation",
- .handle = SENSOR_TYPE_ORIENTATION,
- .init = orientation_init,
- .deinit = orientation_deinit,
- .activate = orientation_activate,
- .deactivate = orientation_deactivate,
- .set_delay = orientation_set_delay,
- .get_data = orientation_get_data,
- .activated = 0,
- .needed = 0,
- .poll_fd = -1,
- .data = NULL,
-};
diff --git a/sensors/smdk4210_sensors.c b/sensors/smdk4210_sensors.c
index 6e1b92f..113d215 100644
--- a/sensors/smdk4210_sensors.c
+++ b/sensors/smdk4210_sensors.c
@@ -36,19 +36,22 @@
struct sensor_t smdk4210_sensors[] = {
{ "K3DH Acceleration Sensor", "STMicroelectronics", 1, SENSOR_TYPE_ACCELEROMETER,
- SENSOR_TYPE_ACCELEROMETER, 2 * GRAVITY_EARTH, GRAVITY_EARTH / 90.0f / 8.0f, 0.23f, 20000, {}, },
- { "AKM8975 Magnetic Sensor", "Asahi Kasei Microdevices", 1, SENSOR_TYPE_MAGNETIC_FIELD,
- SENSOR_TYPE_MAGNETIC_FIELD, 2000.0f, 1.0f / 16, 6.8f, 16667, {}, },
- { "Orientation Sensor", "SMDK4210 Sensors", 1, SENSOR_TYPE_ORIENTATION,
- SENSOR_TYPE_ORIENTATION, 360.0f, 0.1f, 0.0f, 16667, {}, },
+ SENSOR_TYPE_ACCELEROMETER, 2 * GRAVITY_EARTH, GRAVITY_EARTH / 90.0f / 8.0f, 0.23f, 20000, 0, 0, },
+ { "AKM8975C 3-Axis Magnetic Sensor", "Asahi Kasei", 1, SENSOR_TYPE_MAGNETIC_FIELD,
+ SENSOR_TYPE_MAGNETIC_FIELD, 2000.0f, 1.0f / 16, 6.8f, 16667, 0, 0, SENSOR_STRING_TYPE_MAGNETIC_FIELD, 0, 0,
+ SENSOR_FLAG_CONTINUOUS_MODE, {}, },
{ "GP2A Light Sensor", "Sharp", 1, SENSOR_TYPE_LIGHT,
- SENSOR_TYPE_LIGHT, 10240.0f, 1.0f, 0.75f, 0, {}, },
+ SENSOR_TYPE_LIGHT, 10240.0f, 1.0f, 0.75f, 0, 0, 0, SENSOR_STRING_TYPE_LIGHT, 0, 0,
+ SENSOR_FLAG_ON_CHANGE_MODE, {}, },
{ "GP2A Proximity Sensor", "Sharp", 1, SENSOR_TYPE_PROXIMITY,
- SENSOR_TYPE_PROXIMITY, 5.0f, 5.0f, 0.75f, 0, {}, },
+ SENSOR_TYPE_PROXIMITY, 5.0f, 5.0f, 0.75f, 0, 0, 0, SENSOR_STRING_TYPE_PROXIMITY, 0, 0,
+ SENSOR_FLAG_WAKE_UP | SENSOR_FLAG_ON_CHANGE_MODE, {}, },
{ "K3G Gyroscope Sensor", "STMicroelectronics", 1, SENSOR_TYPE_GYROSCOPE,
- SENSOR_TYPE_GYROSCOPE, 500.0f * (3.1415926535f / 180.0f), (70.0f / 4000.0f) * (3.1415926535f / 180.0f), 6.1f, 1190, {}, },
+ SENSOR_TYPE_GYROSCOPE, 500.0f * (3.1415926535f / 180.0f), (70.0f / 4000.0f) * (3.1415926535f / 180.0f), 6.1f, 1190, 0, 0, SENSOR_STRING_TYPE_GYROSCOPE, 0, 0,
+ SENSOR_FLAG_CONTINUOUS_MODE, {}, },
{ "BMP180 Pressure Sensor", "Bosch", 1, SENSOR_TYPE_PRESSURE,
- SENSOR_TYPE_PRESSURE, 1100.0f, 0.01f, 0.67f, 20000, {}, },
+ SENSOR_TYPE_PRESSURE, 1100.0f, 0.01f, 0.67f, 20000, 0, 0, SENSOR_STRING_TYPE_PRESSURE, 0, 20000,
+ SENSOR_FLAG_CONTINUOUS_MODE, {}, },
};
int smdk4210_sensors_count = sizeof(smdk4210_sensors) / sizeof(struct sensor_t);
@@ -56,7 +59,6 @@ int smdk4210_sensors_count = sizeof(smdk4210_sensors) / sizeof(struct sensor_t);
struct smdk4210_sensors_handlers *smdk4210_sensors_handlers[] = {
&k3dh,
&akm8975,
- &orientation,
&gp2a_light,
&gp2a_proximity,
&k3g,
@@ -116,7 +118,7 @@ int smdk4210_sensors_set_delay(struct sensors_poll_device_t *dev, int handle,
struct smdk4210_sensors_device *device;
int i;
- ALOGD("%s(%p, %d, %ld)", __func__, dev, handle, (long int) ns);
+ ALOGD("%s(%p, %d, %" PRId64 ")", __func__, dev, handle, ns);
if (dev == NULL)
return -EINVAL;
@@ -131,7 +133,7 @@ int smdk4210_sensors_set_delay(struct sensors_poll_device_t *dev, int handle,
continue;
if (device->handlers[i]->handle == handle && device->handlers[i]->set_delay != NULL)
- return device->handlers[i]->set_delay(device->handlers[i], (long int) ns);
+ return device->handlers[i]->set_delay(device->handlers[i], ns);
}
return 0;
diff --git a/sensors/smdk4210_sensors.h b/sensors/smdk4210_sensors.h
index fdbb0cb..0dbc028 100644
--- a/sensors/smdk4210_sensors.h
+++ b/sensors/smdk4210_sensors.h
@@ -18,6 +18,8 @@
#include <stdint.h>
#include <poll.h>
#include <linux/input.h>
+#define __STDC_FORMAT_MACROS
+#include <inttypes.h>
#include <hardware/sensors.h>
#include <hardware/hardware.h>
@@ -40,7 +42,7 @@ struct smdk4210_sensors_handlers {
int (*activate)(struct smdk4210_sensors_handlers *handlers);
int (*deactivate)(struct smdk4210_sensors_handlers *handlers);
int (*set_delay)(struct smdk4210_sensors_handlers *handlers,
- long int delay);
+ int64_t delay);
int (*get_data)(struct smdk4210_sensors_handlers *handlers,
struct sensors_event_t *event);
@@ -76,14 +78,14 @@ int smdk4210_sensors_poll(struct sensors_poll_device_t *dev,
*/
void input_event_set(struct input_event *event, int type, int code, int value);
-long int timestamp(struct timeval *time);
-long int input_timestamp(struct input_event *event);
+int64_t timestamp(struct timeval *time);
+int64_t input_timestamp(struct input_event *event);
int uinput_rel_create(const char *name);
void uinput_destroy(int uinput_fd);
int input_open(char *name);
int sysfs_path_prefix(char *name, char *path_prefix);
-int sysfs_value_read(char *path);
-int sysfs_value_write(char *path, int value);
+int64_t sysfs_value_read(char *path);
+int sysfs_value_write(char *path, int64_t value);
int sysfs_string_read(char *path, char *buffer, size_t length);
int sysfs_string_write(char *path, char *buffer, size_t length);
@@ -91,12 +93,8 @@ int sysfs_string_write(char *path, char *buffer, size_t length);
* Sensors
*/
-int orientation_fill(struct smdk4210_sensors_handlers *handlers,
- sensors_vec_t *acceleration, sensors_vec_t *magnetic);
-
extern struct smdk4210_sensors_handlers k3dh;
extern struct smdk4210_sensors_handlers akm8975;
-extern struct smdk4210_sensors_handlers orientation;
extern struct smdk4210_sensors_handlers gp2a_light;
extern struct smdk4210_sensors_handlers gp2a_proximity;
extern struct smdk4210_sensors_handlers k3g;
generated by cgit v1.1 at 2024-04-20 04:58:59 +0000