1 /*
2 * Copyright (c) 2016-2018, 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 //! \file mos_os_virtualengine_scalability.c
24 //! \brief Implements the MOS interface extension cross OS, supporting virtual engine scalability mode.
25 //! \details Implements the MOS interface extension cross OS, supporting virtual engine scalability mode. Only necessary when KMD virtual engine is supported.
26 //!
27 #include "mos_os.h"
28 #include "mos_os_virtualengine.h"
29
30 //==<Functions>=======================================================
31 #if (_DEBUG || _RELEASE_INTERNAL)
Mos_VirtualEngine_Scalability_PopulateDbgOvrdParams(PMOS_VIRTUALENGINE_INTERFACE pVEInterface)32 MOS_STATUS Mos_VirtualEngine_Scalability_PopulateDbgOvrdParams(
33 PMOS_VIRTUALENGINE_INTERFACE pVEInterface)
34 {
35 PMOS_INTERFACE pOsInterface = nullptr;
36 uint8_t ucMaxEngineCnt = 0;
37 uint8_t ui8EngineId = 0;
38 int32_t iForceEngine = 0;
39 MOS_STATUS eStatus = MOS_STATUS_UNKNOWN;
40 MOS_OS_FUNCTION_ENTER;
41
42 MOS_OS_CHK_NULL(pVEInterface);
43 MOS_OS_CHK_NULL(pVEInterface->pOsInterface);
44
45 pOsInterface = pVEInterface->pOsInterface;
46
47 iForceEngine = MOS_INVALID_FORCEENGINE_VALUE;
48
49 switch (pOsInterface->Component)
50 {
51 case COMPONENT_Decode:
52 iForceEngine = pOsInterface->eForceVdbox;
53 ucMaxEngineCnt = pVEInterface->ucMaxNumPipesInUse + 1;
54 break;
55 case COMPONENT_VPCommon:
56 iForceEngine = pOsInterface->eForceVebox;
57 ucMaxEngineCnt = pVEInterface->ucMaxNumPipesInUse;
58 break;
59 case COMPONENT_Encode:
60 iForceEngine = pOsInterface->eForceVdbox;
61 ucMaxEngineCnt = pVEInterface->ucMaxNumPipesInUse;
62 break;
63 default:
64 eStatus = MOS_STATUS_INVALID_PARAMETER;
65 MOS_OS_ASSERTMESSAGE("Not supported MOS Component.")
66 goto finish;
67 }
68
69 MOS_ZeroMemory(pVEInterface->EngineLogicId, sizeof(pVEInterface->EngineLogicId));
70 pVEInterface->ucEngineCount = 0;
71 if (iForceEngine == 0)
72 {
73 pVEInterface->EngineLogicId[0] = 0;
74 pVEInterface->ucEngineCount = 1;
75 }
76 else
77 {
78 while (iForceEngine != 0)
79 {
80 switch (iForceEngine & MOS_FORCEENGINE_MASK)
81 {
82 case 1:
83 ui8EngineId = 0;
84 break;
85 case 2:
86 ui8EngineId = 1;
87 break;
88 case 3:
89 ui8EngineId = 2;
90 break;
91 case 4:
92 ui8EngineId = 3;
93 break;
94 default:
95 eStatus = MOS_STATUS_INVALID_PARAMETER;
96 MOS_OS_ASSERTMESSAGE("Invalid force engine value.");
97 goto finish;
98 }
99 if (pVEInterface->ucEngineCount >= MOS_MAX_ENGINE_INSTANCE_PER_CLASS)
100 {
101 eStatus = MOS_STATUS_INVALID_PARAMETER;
102 MOS_OS_ASSERTMESSAGE("number of engine exceeds the max value.");
103 goto finish;
104 }
105 pVEInterface->EngineLogicId[pVEInterface->ucEngineCount] = ui8EngineId;
106 iForceEngine >>= MOS_FORCEENGINE_ENGINEID_BITSNUM;
107 pVEInterface->ucEngineCount++;
108 }
109 }
110
111 if (pVEInterface->ucEngineCount == 0)
112 {
113 eStatus = MOS_STATUS_INVALID_PARAMETER;
114 MOS_OS_ASSERTMESSAGE("number of engine specified can not be zero.");
115 goto finish;
116 }
117
118 if (pVEInterface->ucEngineCount > ucMaxEngineCnt)
119 {
120 eStatus = MOS_STATUS_INVALID_PARAMETER;
121 MOS_OS_ASSERTMESSAGE("number of engine specified exceeds HW engine number.");
122 goto finish;
123 }
124
125 eStatus = MOS_STATUS_SUCCESS;
126
127 finish:
128 return eStatus;
129 }
130 #endif //(_DEBUG || _RELEASE_INTERNAL)
131
132