1/*
2 * Copyright (c) 2012, 2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

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270 return;
271 }
272 }
273
274 public:
275 /** Return the current drain state of an object. */
276 DrainState drainState() const { return _drainState; }
277
278 private:
279 /** DrainManager interface to request a drain operation */
280 DrainState dmDrain();
281 /** DrainManager interface to request a resume operation */
282 void dmDrainResume();
283
284 /** Convenience reference to the drain manager */
285 DrainManager &_drainManager;
286
287 /**
288 * Current drain state of the object. Needs to be mutable since
289 * objects need to be able to signal that they have transitioned
290 * into a Drained state even if the calling method is const.
291 */
292 mutable DrainState _drainState;
293};
294
295#endif