xref: /aosp_15_r20/external/intel-media-driver/media_driver/agnostic/common/cm/cm_scratch_space.h (revision ba62d9d3abf0e404f2022b4cd7a85e107f48596f)
1 /*
2 * Copyright (c) 2019, Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 //!
23 //! \file      cm_scratch_space.h
24 //! \brief     Contains Class CmScratchSpace definitions
25 //!
26 
27 #pragma once
28 
29 #include "cm_hal.h"
30 
31 namespace CMRT_UMD
32 {
33     class CmDeviceRT;
34     class CmBuffer;
35 };
36 class CmKernelEx;
37 
38 class CmScratchSpace
39 {
40 public:
41     CmScratchSpace();
42     ~CmScratchSpace();
43 
44     MOS_STATUS Initialize(CMRT_UMD::CmDeviceRT *device);
45     MOS_STATUS Allocate(CmKernelEx **kernels, uint32_t count);
46     void Submit(uint32_t trackerIndex, uint32_t tracker);
47 
GetResource()48     inline MOS_RESOURCE *GetResource() {return m_resource; }
GetSize()49     inline uint32_t GetSize() {return m_scratchSize; }
50 
51 protected:
52     CMRT_UMD::CmDeviceRT *m_device;
53     CM_HAL_STATE *m_cmhal;
54     bool m_isSeparated;
55     MOS_RESOURCE *m_resource;
56     uint32_t m_scratchSize;
57     CMRT_UMD::CmBuffer *m_buffer; // wrapper of resource for delay destroy
58 
59 };
60