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Add ioctl helper function to check vm bind availability

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Related-To: NEO-6591
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
This commit is contained in:
Mateusz Jablonski
2022-02-15 09:33:27 +00:00
committed by Compute-Runtime-Automation
parent 964596e514
commit 12e2670b9a
14 changed files with 75 additions and 7 deletions
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3
shared/source/os_interface/linux/ioctl_helper.h
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@@ -67,6 +67,7 @@ class IoctlHelper {
virtual std::string getIoctlParamString(int param);
virtual IoctlHelper *clone() = 0;
virtual bool isVmBindAvailable(Drm *drm) = 0;
virtual uint32_t createGemExt(Drm *drm, const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle) = 0;
virtual std::vector<MemoryRegion> translateToMemoryRegions(const std::vector<uint8_t> &regionInfo) = 0;
virtual CacheRegion closAlloc(Drm *drm) = 0;
@@ -99,6 +100,7 @@ class IoctlHelperUpstream : public IoctlHelper {
public:
IoctlHelper *clone() override;
bool isVmBindAvailable(Drm *drm) override;
uint32_t createGemExt(Drm *drm, const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle) override;
std::vector<MemoryRegion> translateToMemoryRegions(const std::vector<uint8_t> &regionInfo) override;
CacheRegion closAlloc(Drm *drm) override;
@@ -146,6 +148,7 @@ class IoctlHelperPrelim20 : public IoctlHelper {
std::string getIoctlParamString(int param) override;
IoctlHelper *clone() override;
bool isVmBindAvailable(Drm *drm) override;
uint32_t createGemExt(Drm *drm, const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle) override;
std::vector<MemoryRegion> translateToMemoryRegions(const std::vector<uint8_t> &regionInfo) override;
CacheRegion closAlloc(Drm *drm) override;

12
shared/source/os_interface/linux/ioctl_helper_prelim.cpp
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@@ -71,6 +71,18 @@ IoctlHelper *IoctlHelperPrelim20::clone() {
return new IoctlHelperPrelim20{};
}
bool IoctlHelperPrelim20::isVmBindAvailable(Drm *drm) {
int vmBindSupported = 0;
drm_i915_getparam_t getParam = {};
getParam.param = PRELIM_I915_PARAM_HAS_VM_BIND;
getParam.value = &vmBindSupported;
int retVal = IoctlHelper::ioctl(drm, DRM_IOCTL_I915_GETPARAM, &getParam);
if (retVal) {
return false;
}
return vmBindSupported;
}
uint32_t IoctlHelperPrelim20::createGemExt(Drm *drm, const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle) {
uint32_t regionsSize = static_cast<uint32_t>(memClassInstances.size());
std::vector<prelim_drm_i915_gem_memory_class_instance> regions(regionsSize);

4
shared/source/os_interface/linux/ioctl_helper_upstream.cpp
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@@ -17,6 +17,10 @@ IoctlHelper *IoctlHelperUpstream::clone() {
return new IoctlHelperUpstream{};
}
bool IoctlHelperUpstream::isVmBindAvailable(Drm *drm) {
return false;
}
uint32_t IoctlHelperUpstream::createGemExt(Drm *drm, const MemRegionsVec &memClassInstances, size_t allocSize, uint32_t &handle) {
uint32_t regionsSize = static_cast<uint32_t>(memClassInstances.size());
std::vector<drm_i915_gem_memory_class_instance> regions(regionsSize);