Camera3Device: add prop to disable sched fifo (601f677b) · Commits · e / os / android_frameworks_av

services/camera/libcameraservice/device3/Camera3Device.cpp

+15 −9

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

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

	@@ -2037,6 +2038,10 @@ status_t Camera3Device::configureStreamsLocked() {
	// across configure_streams() calls		// across configure_streams() calls
	mRequestThread->configurationComplete(mIsConstrainedHighSpeedConfiguration);		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.		// Boost priority of request thread to SCHED_FIFO.
	pid_t requestThreadTid = mRequestThread->getTid();		pid_t requestThreadTid = mRequestThread->getTid();
	res = requestPriority(getpid(), requestThreadTid,		res = requestPriority(getpid(), requestThreadTid,
	@@ -2047,6 +2052,7 @@ status_t Camera3Device::configureStreamsLocked() {
	} else {		} else {
	ALOGD("Set real time priority for request queue thread (tid %d)", requestThreadTid);		ALOGD("Set real time priority for request queue thread (tid %d)", requestThreadTid);
	}		}
			}

	// Update device state		// Update device state