Merge "Make BT HAL audio threads RT" into oc-dev (240371c7) · Commits · e / os / android_hardware_interfaces

bluetooth/1.0/default/Android.bp

+4 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ cc_library_shared {
		"vendor_interface.cc",
		],
		shared_libs: [
		"android.frameworks.schedulerservice@1.0",
		"android.hardware.bluetooth@1.0",
		"libbase",
		"libcutils",
		@@ -48,6 +49,7 @@ cc_library_static {
		],
		export_include_dirs: ["."],
		shared_libs: [
		"android.frameworks.schedulerservice@1.0",
		"liblog",
		],
		}
		@@ -84,9 +86,11 @@ cc_test {
		"test",
		],
		shared_libs: [
		"android.frameworks.schedulerservice@1.0",
		"libbase",
		"libhidlbase",
		"liblog",
		"libutils",
		],
		static_libs: [
		"android.hardware.bluetooth-async",

+1 −0

Original line number	Diff line number	Diff line
		@@ -35,5 +35,6 @@ LOCAL_SHARED_LIBRARIES += \
		libhidlbase \
		libhidltransport \
		android.hardware.bluetooth@1.0 \
		android.frameworks.schedulerservice@1.0\

		include $(BUILD_EXECUTABLE)

+22 −0

Original line number	Diff line number	Diff line
		@@ -14,6 +14,8 @@
		// limitations under the License.
		//

		#define LOG_TAG "android.hardware.bluetooth@1.0-impl"

		#include "async_fd_watcher.h"

		#include <algorithm>
		@@ -22,13 +24,18 @@
		#include <map>
		#include <mutex>
		#include <thread>
		#include <utils/Log.h>
		#include <vector>
		#include "fcntl.h"
		#include "sys/select.h"
		#include "unistd.h"

		#include <android/frameworks/schedulerservice/1.0/ISchedulingPolicyService.h>

		static const int INVALID_FD = -1;

		static const int BT_RT_PRIORITY = 1;

		namespace android {
		namespace hardware {
		namespace bluetooth {
		@@ -112,6 +119,21 @@ int AsyncFdWatcher::notifyThread() {
		}

		void AsyncFdWatcher::ThreadRoutine() {
		using ::android::frameworks::schedulerservice::V1_0::ISchedulingPolicyService;
		using ::android::hardware::Return;
		sp<ISchedulingPolicyService> manager = ISchedulingPolicyService::getService();
		if (manager == nullptr) {
		ALOGE("%s: Couldn't get scheduler manager to set SCHED_FIFO.", __func__);
		} else {
		Return<bool> ret = manager->requestPriority(getpid(),
		gettid(),
		BT_RT_PRIORITY);
		if (!ret.isOk() \|\| !ret) {
		ALOGE("%s unable to set SCHED_FIFO for pid %d, tid %d", __func__,
		getpid(), gettid());
		}
		}

		while (running_) {
		fd_set read_fds;
		FD_ZERO(&read_fds);