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91 lines
2.7 KiB
91 lines
2.7 KiB
4 months ago
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/*
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* Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef GRALLOC_ALLOCCONTROLLER_H
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#define GRALLOC_ALLOCCONTROLLER_H
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#define SZ_2M 0x200000
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#define SZ_1M 0x100000
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#define SZ_4K 0x1000
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/* TODO: Move this to the common makefile */
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#ifdef MASTER_SIDE_CP
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#define SECURE_ALIGN SZ_4K
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#else
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#define SECURE_ALIGN SZ_1M
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#endif
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namespace gralloc {
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struct alloc_data;
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class IMemAlloc;
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class IonAlloc;
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class IAllocController {
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public:
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/* Allocate using a suitable method
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* Returns the type of buffer allocated
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*/
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virtual int allocate(alloc_data& data, int usage) = 0;
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virtual IMemAlloc* getAllocator(int flags) = 0;
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virtual bool isDisableUBWCForEncoder() = 0;
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virtual ~IAllocController() {};
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static IAllocController* getInstance(void);
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private:
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static IAllocController* sController;
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};
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class IonController : public IAllocController {
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public:
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virtual int allocate(alloc_data& data, int usage);
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virtual IMemAlloc* getAllocator(int flags);
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virtual bool isDisableUBWCForEncoder() {
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return mDisableUBWCForEncode;
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}
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IonController();
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private:
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IonAlloc* mIonAlloc;
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bool mDisableUBWCForEncode;
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void allocateIonMem();
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};
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} //end namespace gralloc
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#endif // GRALLOC_ALLOCCONTROLLER_H
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