| /*============================================================================== |
| Copyright(c) 2017 Intel Corporation |
| |
| Permission is hereby granted, free of charge, to any person obtaining a |
| copy of this software and associated documentation files(the "Software"), |
| to deal in the Software without restriction, including without limitation |
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| and / or sell copies of the Software, and to permit persons to whom the |
| Software is furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice shall be included |
| in all copies or substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| OTHER DEALINGS IN THE SOFTWARE. |
| ============================================================================*/ |
| #pragma once |
| |
| #ifdef __cplusplus |
| #include "GmmMemAllocator.hpp" |
| #include "GmmResourceInfoExt.h" |
| |
| #if defined(_WIN32) |
| // Applicable upto Gen9, Gen11+ gmmlib provides Cross-OS Fixed MOCS table as default support. |
| #define GMM_DYNAMIC_MOCS_TABLE |
| #endif |
| |
| ///////////////////////////////////////////////////////////////////////////////////// |
| /// @file GmmCachePolicyCommon.h |
| /// @brief This file contains Gmm Cache Policy functions |
| ///////////////////////////////////////////////////////////////////////////////////// |
| namespace GmmLib |
| { |
| ///////////////////////////////////////////////////////////////////////// |
| /// Contains the Gmm Cache Policy functions common for Linux and Windows |
| /// implementation. This class is inherited by gen specific class so |
| /// so clients shouldn't have to ever interact with this class directly. |
| ///////////////////////////////////////////////////////////////////////// |
| class NON_PAGED_SECTION GmmCachePolicyCommon : |
| public GmmMemAllocator |
| { |
| private: |
| static int32_t RefCount; |
| |
| public: |
| GMM_CACHE_POLICY_ELEMENT *pCachePolicy; |
| |
| /* Constructor */ |
| GmmCachePolicyCommon(GMM_CACHE_POLICY_ELEMENT *pCachePolicy); |
| static GMM_CACHE_POLICY* Create(); |
| |
| static void IncrementRefCount() |
| { |
| #if defined(__GMM_KMD__) || _WIN32 |
| InterlockedIncrement((LONG *)&RefCount); |
| #elif defined(__linux__) |
| __sync_fetch_and_add(&RefCount, 1); |
| #endif |
| //TODO[Android] |
| } |
| |
| static int32_t DecrementRefCount() |
| { |
| #if defined(__GMM_KMD__) || _WIN32 |
| return(InterlockedDecrement((LONG *)&RefCount)); |
| #elif defined(__linux__) |
| return(__sync_sub_and_fetch(&RefCount, 1)); |
| #endif |
| //TODO[Android] |
| } |
| |
| /* Function prototypes */ |
| #if _WIN32 |
| void OverrideCachePolicy(); |
| #endif |
| GMM_GFX_MEMORY_TYPE GetWantedMemoryType(GMM_CACHE_POLICY_ELEMENT CachePolicy); |
| |
| #define DEFINE_CP_ELEMENT(Usage, llc, ellc, l3, wt, age, aom, lecc_scc, l3_scc, scf, sso, cos, hdcl1, l3evict, segov, glbgo, uclookup) \ |
| do { \ |
| pCachePolicy[Usage].LLC = (llc); \ |
| pCachePolicy[Usage].ELLC = (ellc); \ |
| pCachePolicy[Usage].L3 = (l3); \ |
| pCachePolicy[Usage].WT = (wt); \ |
| pCachePolicy[Usage].AGE = (age); \ |
| pCachePolicy[Usage].AOM = (aom); \ |
| pCachePolicy[Usage].LeCC_SCC = (lecc_scc); \ |
| pCachePolicy[Usage].L3_SCC = (l3_scc); \ |
| pCachePolicy[Usage].SCF = (scf); \ |
| pCachePolicy[Usage].SSO = (sso); \ |
| pCachePolicy[Usage].CoS = (cos); \ |
| pCachePolicy[Usage].HDCL1 = (hdcl1); \ |
| pCachePolicy[Usage].L3Eviction = (l3evict); \ |
| pCachePolicy[Usage].SegOv = (segov); \ |
| pCachePolicy[Usage].GlbGo = (glbgo); \ |
| pCachePolicy[Usage].UcLookup = (uclookup); \ |
| pCachePolicy[Usage].Initialized = 1; \ |
| } while(0) |
| |
| MEMORY_OBJECT_CONTROL_STATE GMM_STDCALL CachePolicyGetOriginalMemoryObject(GMM_RESOURCE_INFO *pResInfo); |
| MEMORY_OBJECT_CONTROL_STATE GMM_STDCALL CachePolicyGetMemoryObject(GMM_RESOURCE_INFO *pResInfo, GMM_RESOURCE_USAGE_TYPE Usage); |
| GMM_PTE_CACHE_CONTROL_BITS GMM_STDCALL CachePolicyGetPteType(GMM_RESOURCE_USAGE_TYPE Usage); |
| |
| /* Virtual functions prototype*/ |
| virtual uint8_t GMM_STDCALL CachePolicyIsUsagePTECached(GMM_RESOURCE_USAGE_TYPE Usage) = 0; |
| virtual GMM_STATUS InitCachePolicy() = 0; |
| virtual uint32_t GetMaxSpecialMocsIndex() |
| { |
| return 0; |
| } |
| virtual ~GmmCachePolicyCommon() |
| { |
| } |
| }; |
| } |
| #endif // #ifdef __cplusplus |