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Merge "Revert "Increase HidRawSensor thread priority to reduce latency"" into main am: 0d62798e8e am: a081c2ffd0 am: 624d91447d

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Original change: https://android-review.googlesource.com/c/platform/hardware/libhardware/+/2753014

Change-Id: I6ed862533c977386272d224462e542ba08ecb118
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Treehugger Robot
2023-09-15 03:58:56 +00:00
committed by Automerger Merge Worker
parent 272dd65efa 624d91447d
commit f23d5cd34b
2 changed files with 1 additions and 12 deletions
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12
modules/sensors/dynamic_sensor/HidRawSensorDevice.cpp
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@@ -35,15 +35,6 @@ using namespace Hid::Sensor::PropertyUsage;
const std::unordered_set<unsigned int> HidRawSensorDevice::sInterested{ const std::unordered_set<unsigned int> HidRawSensorDevice::sInterested{
ACCELEROMETER_3D, GYROMETER_3D, COMPASS_3D, CUSTOM}; ACCELEROMETER_3D, GYROMETER_3D, COMPASS_3D, CUSTOM};
void HidRawSensorDevice::enableSchedFifoMode() {
constexpr int kHidRawSensorPriority = 10; // Matches with sensor service priority
struct sched_param param = {0};
param.sched_priority = kHidRawSensorPriority;
if (sched_setscheduler(getTid(), SCHED_FIFO | SCHED_RESET_ON_FORK, &param) != 0) {
ALOGE("Couldn't set SCHED_FIFO for HidRawSensor thread: %s", strerror(errno));
}
}
sp<HidRawSensorDevice> HidRawSensorDevice::create(const std::string &devName) { sp<HidRawSensorDevice> HidRawSensorDevice::create(const std::string &devName) {
sp<HidRawSensorDevice> device(new HidRawSensorDevice(devName)); sp<HidRawSensorDevice> device(new HidRawSensorDevice(devName));
// offset +1 strong count added by constructor // offset +1 strong count added by constructor
@@ -83,8 +74,7 @@ HidRawSensorDevice::HidRawSensorDevice(const std::string &devName)
return; return;
} }
run("HidRawSensor", PRIORITY_URGENT_DISPLAY); run("HidRawSensor");
enableSchedFifoMode();
mValid = true; mValid = true;
} }

1
modules/sensors/dynamic_sensor/HidRawSensorDevice.h
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@@ -41,7 +41,6 @@ private:
// constructor will result in +1 strong count // constructor will result in +1 strong count
explicit HidRawSensorDevice(const std::string &devName); explicit HidRawSensorDevice(const std::string &devName);
void enableSchedFifoMode();
// implement function of Thread // implement function of Thread
virtual bool threadLoop() override; virtual bool threadLoop() override;
std::unordered_map<unsigned int/*reportId*/, sp<HidRawSensor>> mSensors; std::unordered_map<unsigned int/*reportId*/, sp<HidRawSensor>> mSensors;