Camera3Device: add prop to disable sched fifo am: 90f7c37361 (e3fd0d0c) · Commits · e / os / android_frameworks_av

services/camera/libcameraservice/device3/Camera3Device.cpp

+15 −9

Original line number	Diff line number	Diff line
		@@ -42,6 +42,7 @@
		#include <utils/Log.h>
		#include <utils/Trace.h>
		#include <utils/Timers.h>
		#include <cutils/properties.h>

		#include <android/hardware/camera2/ICameraDeviceUser.h>

		@@ -2037,6 +2038,10 @@ status_t Camera3Device::configureStreamsLocked() {
		// across configure_streams() calls
		mRequestThread->configurationComplete(mIsConstrainedHighSpeedConfiguration);

		char value[PROPERTY_VALUE_MAX];
		property_get("camera.fifo.disable", value, "0");
		int32_t disableFifo = atoi(value);
		if (disableFifo != 1) {
		// Boost priority of request thread to SCHED_FIFO.
		pid_t requestThreadTid = mRequestThread->getTid();
		res = requestPriority(getpid(), requestThreadTid,
		@@ -2047,6 +2052,7 @@ status_t Camera3Device::configureStreamsLocked() {
		} else {
		ALOGD("Set real time priority for request queue thread (tid %d)", requestThreadTid);
		}
		}

		// Update device state