1 /*
2 * Copyright (c) 2018, 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 //!
24 //! \file media_scalability.cpp
25 //! \brief Defines the common interface for media scalability
26 //! \details The media scalability interface is further sub-divided by component,
27 //! this file is for the base interface which is shared by all components.
28 //!
29
30 #include "media_scalability.h"
31 #include "mos_os_virtualengine.h"
32
MediaScalability(MediaContext * mediaContext)33 MediaScalability::MediaScalability(MediaContext *mediaContext) :
34 m_mediaContext(mediaContext)
35 {
36 if (m_mediaContext == nullptr)
37 {
38 SCALABILITY_ASSERTMESSAGE("mediaContext is null ptr! Construct MediaScalability failed!");
39 }
40 }
41
IsScalabilityModeMatched(ScalabilityPars * params)42 bool MediaScalability::IsScalabilityModeMatched(ScalabilityPars *params)
43 {
44 bool isMatched = false;
45
46
47 #if (_DEBUG || _RELEASE_INTERNAL)
48
49 if (m_osInterface == nullptr)
50 {
51 return false;
52 }
53 if (m_osInterface->bEnableDbgOvrdInVE)
54 {
55 isMatched = true;
56 }
57 else
58 #endif
59 {
60 isMatched = m_scalabilityOption->IsScalabilityOptionMatched(params);
61 }
62
63 return isMatched;
64 }
IsGpuCtxCreateOptionMatched(PMOS_GPUCTX_CREATOPTIONS_ENHANCED gpuCtxCreateOption1,PMOS_GPUCTX_CREATOPTIONS_ENHANCED gpuCtxCreateOption2)65 bool MediaScalability::IsGpuCtxCreateOptionMatched(PMOS_GPUCTX_CREATOPTIONS_ENHANCED gpuCtxCreateOption1, PMOS_GPUCTX_CREATOPTIONS_ENHANCED gpuCtxCreateOption2)
66 {
67 bool isMatched = false;
68 //Current only need new GpuCtxCreateOption when LRCACount changed.
69 //It can be improved if needed.
70 if (gpuCtxCreateOption1->LRCACount == gpuCtxCreateOption2->LRCACount)
71 {
72 isMatched = true;
73 }
74 return isMatched;
75 }
76
VerifySpaceAvailable(uint32_t requestedSize,uint32_t requestedPatchListSize,bool & singleTaskPhaseSupportedInPak)77 MOS_STATUS MediaScalability::VerifySpaceAvailable(uint32_t requestedSize, uint32_t requestedPatchListSize, bool &singleTaskPhaseSupportedInPak)
78 {
79 SCALABILITY_FUNCTION_ENTER;
80 SCALABILITY_CHK_NULL_RETURN(m_osInterface);
81
82 MOS_STATUS eStatus = MOS_STATUS_SUCCESS;
83 MOS_STATUS statusPatchList = MOS_STATUS_SUCCESS;
84 MOS_STATUS statusCmdBuf = MOS_STATUS_SUCCESS;
85 // Try a maximum of 3 attempts to request the required sizes from OS
86 // OS could reset the sizes if necessary, therefore, requires to re-verify
87 for (auto i = 0; i < 3; i++)
88 {
89 //Experiment shows resizing CmdBuf size and PatchList size in two calls one after the other would cause previously
90 //successfully requested size to fallback to wrong value, hence never satisfying the requirement. So we call pfnResize()
91 //only once depending on whether CmdBuf size not enough, or PatchList size not enough, or both.
92 if (requestedPatchListSize)
93 {
94 statusPatchList = (MOS_STATUS)m_osInterface->pfnVerifyPatchListSize(
95 m_osInterface,
96 requestedPatchListSize);
97 }
98 statusCmdBuf = (MOS_STATUS)m_osInterface->pfnVerifyCommandBufferSize(
99 m_osInterface,
100 requestedSize,
101 0);
102
103 if (statusPatchList == MOS_STATUS_SUCCESS && statusCmdBuf == MOS_STATUS_SUCCESS)
104 {
105 // This flag is just a hint for encode, decode/vpp don't use this flag.
106 singleTaskPhaseSupportedInPak = true;
107 return eStatus;
108 }
109
110 requestedSize = (statusCmdBuf != MOS_STATUS_SUCCESS) ? requestedSize + COMMAND_BUFFER_RESERVED_SPACE : 0;
111 requestedPatchListSize = (statusPatchList != MOS_STATUS_SUCCESS) ? requestedPatchListSize : 0;
112
113 SCALABILITY_CHK_STATUS_RETURN(ResizeCommandBufferAndPatchList(requestedSize, requestedPatchListSize));
114
115 }
116 return eStatus;
117 }
118
Destroy()119 MOS_STATUS MediaScalability::Destroy()
120 {
121 if (g_apoMosEnabled)
122 {
123 if (m_veState)
124 {
125 SCALABILITY_CHK_STATUS_RETURN(MosInterface::SetVirtualEngineState(m_osInterface->osStreamState, m_veState));
126 return MosInterface::DestroyVirtualEngineState(m_osInterface->osStreamState);
127 }
128
129 // No VE state to destroy in some scalability instances
130 return MOS_STATUS_SUCCESS;
131 }
132
133 if (m_veInterface)
134 {
135 if(m_veInterface->pfnVEDestroy)
136 {
137 m_veInterface->pfnVEDestroy(m_veInterface);
138 }
139 MOS_FreeMemAndSetNull(m_veInterface);
140 }
141 else
142 {
143 // For VE not enabled/supported case, such as vp vebox on some platform, m_veInterface is nullptr.
144 // MOS_STATUS_SUCCESS should be returned for such case.
145 if (MOS_VE_SUPPORTED(m_osInterface))
146 {
147 SCALABILITY_CHK_NULL_RETURN(m_veInterface);
148 }
149 }
150
151 return MOS_STATUS_SUCCESS;
152 }
153