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11764dd9bf
Cleaned up files: shared/source/os_interface/linux/drm_neo.h shared/source/os_interface/windows/wddm/um_km_data_translator.h Related-To: NEO-5548 Signed-off-by: Warchulski, Jaroslaw <jaroslaw.warchulski@intel.com>
54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
/*
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* Copyright (C) 2021-2023 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/os_interface/linux/clos_cache.h"
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#include "shared/source/debug_settings/debug_settings_manager.h"
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#include "shared/source/helpers/common_types.h"
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#include "shared/source/os_interface/linux/drm_neo.h"
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#include "shared/source/os_interface/linux/ioctl_helper.h"
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#include <cerrno>
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#include <cstring>
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namespace NEO {
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CacheRegion ClosCacheReservation::reserveCache(CacheLevel cacheLevel, uint16_t numWays) {
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auto closIndex = allocEntry();
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if (closIndex == CacheRegion::None) {
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return CacheRegion::None;
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}
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auto allocWays = allocCacheWay(closIndex, cacheLevel, numWays);
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if (allocWays != numWays) {
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freeEntry(closIndex);
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return CacheRegion::None;
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}
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return closIndex;
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}
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CacheRegion ClosCacheReservation::freeCache(CacheLevel cacheLevel, CacheRegion closIndex) {
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allocCacheWay(closIndex, cacheLevel, 0);
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return freeEntry(closIndex);
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}
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CacheRegion ClosCacheReservation::allocEntry() {
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return drm.getIoctlHelper()->closAlloc();
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}
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CacheRegion ClosCacheReservation::freeEntry(CacheRegion closIndex) {
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return drm.getIoctlHelper()->closFree(closIndex);
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}
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uint16_t ClosCacheReservation::allocCacheWay(CacheRegion closIndex, CacheLevel cacheLevel, uint16_t numWays) {
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return drm.getIoctlHelper()->closAllocWays(closIndex, static_cast<uint16_t>(cacheLevel), numWays);
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}
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} // namespace NEO
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