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feature: Add PCI barrier mmap logic for xe

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Related-To: NEO-13081
Signed-off-by: Filip Hazubski <filip.hazubski@intel.com>
Signed-off-by: Krzysztof Sprzaczkowski <krzysztof.sprzaczkowski@intel.com>
This commit is contained in:
Krzysztof Sprzaczkowski
2025-06-24 11:16:24 +00:00
committed by Compute-Runtime-Automation
parent e2dff82741
commit 5a057bbd46
11 changed files with 166 additions and 74 deletions
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3
shared/source/os_interface/linux/ioctl_helper.h
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@@ -9,6 +9,7 @@
#include "shared/source/command_stream/task_count_helper.h"
#include "shared/source/helpers/topology_map.h"
#include "shared/source/os_interface/linux/drm_allocation.h"
#include "shared/source/os_interface/linux/drm_buffer_object.h"
#include "shared/source/os_interface/linux/drm_debug.h"
#include "shared/source/os_interface/linux/drm_wrappers.h"
#include "shared/source/utilities/stackvec.h"
@@ -112,6 +113,7 @@ class IoctlHelper {
virtual int ioctl(DrmIoctl request, void *arg);
virtual int ioctl(int fd, DrmIoctl request, void *arg);
virtual void setExternalContext(ExternalCtx *ctx);
virtual bool retrieveMmapOffsetForBufferObject(BufferObject &bo, uint64_t flags, uint64_t &offset) = 0;
virtual bool initialize() = 0;
virtual bool isSetPairAvailable() = 0;
@@ -292,6 +294,7 @@ class IoctlHelperI915 : public IoctlHelper {
bool hasContextFreqHint() override;
void fillExtSetparamLowLatency(GemContextCreateExtSetParam &extSetparam) override;
bool isSmallBarConfigAllowed() const override { return true; }
bool retrieveMmapOffsetForBufferObject(BufferObject &bo, uint64_t flags, uint64_t &offset) override;
protected:
virtual std::vector<MemoryRegion> translateToMemoryRegions(const std::vector<uint64_t> &regionInfo);