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authorMathias Agopian <mathias@google.com>2010-07-21 15:59:50 -0700
committerMathias Agopian <mathias@google.com>2010-07-21 16:09:39 -0700
commit23e8de26b7b3d04daf08526f314c2fdd2f8fee65 (patch)
tree239037f931ad847efc861c12c94b68c855a894d6 /services
parent5df13ef30e7dd58e4e718e6d949ac3d1f5af94e0 (diff)
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propagate sensor event rate properly
Change-Id: I32e67d30e4295285a6827956cc8161b2025d70bc
Diffstat (limited to 'services')
-rw-r--r--services/sensorservice/SensorService.cpp10
1 files changed, 9 insertions, 1 deletions
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index fec9153..a4f6549 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -77,6 +77,9 @@ ANDROID_SINGLETON_STATIC_INSTANCE(BatteryService)
// ---------------------------------------------------------------------------
+// 100 events/s max
+static const nsecs_t MINIMUM_EVENT_PERIOD = ms2ns(10);
+
SensorService::SensorService()
: Thread(false),
mSensorDevice(0),
@@ -284,7 +287,6 @@ status_t SensorService::disable(const sp<SensorEventConnection>& connection,
status_t err = NO_ERROR;
Mutex::Autolock _l(mLock);
SensorRecord* rec = mActiveSensors.valueFor(handle);
- LOGW("sensor (handle=%d) is not enabled", handle);
if (rec) {
// see if this connection becomes inactive
connection->removeSensor(handle);
@@ -310,6 +312,12 @@ status_t SensorService::setRate(const sp<SensorEventConnection>& connection,
if (mInitCheck != NO_ERROR)
return mInitCheck;
+ if (ns < 0)
+ return BAD_VALUE;
+
+ if (ns < MINIMUM_EVENT_PERIOD)
+ ns = MINIMUM_EVENT_PERIOD;
+
status_t err = NO_ERROR;
Mutex::Autolock _l(mLock);