diff options
| author | Saadi Maalem <saadi.maalem@intel.com> | 2015-10-10 13:28:14 +0800 |
|---|---|---|
| committer | Zhengyin Qian <qianzy@google.com> | 2015-10-11 11:29:42 -0700 |
| commit | f4cc1330d9a643d9624e2dfd9b4aa9eee31dc95c (patch) | |
| tree | b5ea962070446176c9ae67729dfdb4cc502bdb33 | |
| parent | d230af7b63bc3f1f572bd8ed18f770cf71eb61b4 (diff) | |
| download | sensors-f4cc1330d9a643d9624e2dfd9b4aa9eee31dc95c.tar.gz | |
sensor: change als timestamp to CLOCK_BOOTTIME
CLOCK_BOOTTIME includes suspend time, so it would allow aplications
to get correct time difference between two events even when system
resumes from suspend state.
Change-Id: I6986506105aaa4220ccca49738d089b630648317
Tracked-On: https://jira.ndg.intel.com/browse/MARVIN-893
Signed-off-by: Baixing Tan <baixingx.tan@intel.com>
Reviewed-on: https://android.intel.com/422142
Reviewed-by: jenkins_ndg <jenkins_ndg@intel.com>
Reviewed-by: Yan, Like <like.yan@intel.com>
Tested-by: Yan, Like <like.yan@intel.com>
Reviewed-by: Akue, LoicX <loicx.akue@intel.com>
Reviewed-by: Tasayco Loarte, VictorX <victorx.tasayco.loarte@intel.com>
| -rw-r--r-- | als/SensorBase.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/als/SensorBase.cpp b/als/SensorBase.cpp index d8cfc43..5617e92 100644 --- a/als/SensorBase.cpp +++ b/als/SensorBase.cpp @@ -35,10 +35,18 @@ SensorBase::SensorBase(const char* dev_name, data_fd(-1) { FUNC_LOG; + int ret; + unsigned int clockId; ALOGV("%s(): dev_name=%s, data_name=%s ", __func__, dev_name, data_name); if (data_name) { data_fd = openInput(data_name); + if (data_fd >= 0) { + clockId = CLOCK_BOOTTIME; + ret = ioctl(data_fd, EVIOCSCLOCKID, &clockId); + if (ret != 0) + ALOGE("set timestamp to CLOCK_BOOTTIME failed!"); + } } } |