platform_hardware_interfaces/vibrator/1.1/IVibrator.hal
Michael Wright 36a7859084 Add TICK constant to vibrator HAL.
Because we're extending an existing enum, we need to bump the minor
version of the HAL as well.

Bug: 38417655
Test: vts
Change-Id: I4d402efa8bf29517452cc3e259c2ddee146b15c7
2017-06-02 18:20:46 +01:00

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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.hardware.vibrator@1.1;
import @1.0::EffectStrength;
import @1.0::IVibrator;
import @1.0::Status;
interface IVibrator extends @1.0::IVibrator {
/**
* Fire off a predefined haptic event.
*
* @param event The type of haptic event to trigger.
* @return status Whether the effect was successfully performed or not. Must
* return Status::UNSUPPORTED_OPERATION is the effect is not
* supported.
* @return lengthMs The length of time the event is expected to take in
* milliseconds. This doesn't need to be perfectly accurate,
* but should be a reasonable approximation. Should be a
* positive, non-zero value if the returned status is
* Status::OK, and set to 0 otherwise.
*/
perform_1_1(Effect_1_1 effect, EffectStrength strength)
generates (Status status, uint32_t lengthMs);
};