power/stats: Update HIDL to use synchronous FMQ am: 3b91fd4ab6 (9ab9923f) · Commits · e / os / android_hardware_interfaces

power/stats/1.0/IPowerStats.hal

+11 −7

Original line number	Diff line number	Diff line
		@@ -50,10 +50,13 @@ interface IPowerStats {
		* asynchronous.
		*
		* @param timeMs Time(in ms) for which energyData should be streamed
		* @return mqDesc Unsynchronous Fast Message Queue descriptor - One
		* writer(power.stats HAL) multiple readers are supported. Reader
		* should read faster than writer otherwise data might be
		* overwritten. Data is present in following format in the queue:
		* @param samplingRate Frequency(in Hz) at which samples should be
		* captured. If the requested sampling rate is not supported then
		* SUCCESS is returned and numSamples are reported back according
		* to the supported sampling rate.
		* @return mqDesc Blocking Synchronous Fast Message Queue descriptor - One
		* writer(power.stats HAL) and one reader are supported. Data is
		* present in the following format in the queue:
		* +-----------------------+ <--
		* \| EnergyData for rail 1 \| \|
		* +-----------------------+ \|
		@@ -87,9 +90,10 @@ interface IPowerStats {
		* @return numSamples Number of samples which will be generated in timeMs.
		* @return railsPerSample Number of rails measured per sample.
		* @return status SUCCESS on success or FILESYSTEM_ERROR on filesystem
		* nodes access or NOT_SUPPORTED if feature is not enabled.
		* nodes access or NOT_SUPPORTED if feature is not enabled or
		* INSUFFICIENT_RESOURCES if there are not enough resources.
		*/
		streamEnergyData(uint32_t timeMs)
		generates(fmq_unsync<EnergyData> mqDesc, uint32_t numSamples,
		streamEnergyData(uint32_t timeMs, uint32_t samplingRate)
		generates(fmq_sync<EnergyData> mqDesc, uint32_t numSamples,
		uint32_t railsPerSample, Status status);
		};

power/stats/1.0/types.hal

+1 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@ enum Status : uint32_t {
		NOT_SUPPORTED = 1,
		INVALID_INPUT = 2,
		FILESYSTEM_ERROR = 3,
		INSUFFICIENT_RESOURCES = 4,
		};

		struct RailInfo {