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Add partitioned post sync for completion fence of direct submission

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Related-To: NEO-6244

Signed-off-by: Zbigniew Zdanowicz <zbigniew.zdanowicz@intel.com>
This commit is contained in:
Zbigniew Zdanowicz
2021-09-27 23:27:46 +00:00
committed by Compute-Runtime-Automation
parent d1e38d2370
commit 7b95dc4be4
14 changed files with 187 additions and 22 deletions
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18
shared/source/direct_submission/linux/drm_direct_submission.inl
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@@ -5,6 +5,7 @@
*
*/
#include "shared/source/command_container/implicit_scaling.h"
#include "shared/source/command_stream/linear_stream.h"
#include "shared/source/device/device.h"
#include "shared/source/direct_submission/linux/drm_direct_submission.h"
@@ -12,6 +13,7 @@
#include "shared/source/os_interface/linux/drm_buffer_object.h"
#include "shared/source/os_interface/linux/drm_neo.h"
#include "shared/source/os_interface/linux/os_context_linux.h"
#include "shared/source/utilities/wait_util.h"
#include <memory>
@@ -27,7 +29,11 @@ DrmDirectSubmission<GfxFamily, Dispatcher>::DrmDirectSubmission(Device &device,
if (DebugManager.flags.DirectSubmissionDisableMonitorFence.get() != -1) {
this->disableMonitorFence = DebugManager.flags.DirectSubmissionDisableMonitorFence.get();
}
auto subDevices = device.getDeviceBitfield();
this->activeTiles = ImplicitScalingHelper::isImplicitScalingEnabled(subDevices, true)
? static_cast<uint32_t>(subDevices.count())
: 1u;
this->partitionedMode = this->activeTiles > 1u;
auto osContextLinux = static_cast<OsContextLinux *>(&this->osContext);
osContextLinux->getDrm().setDirectSubmissionActive(true);
};
@@ -41,9 +47,9 @@ inline DrmDirectSubmission<GfxFamily, Dispatcher>::~DrmDirectSubmission() {
template <typename GfxFamily, typename Dispatcher>
bool DrmDirectSubmission<GfxFamily, Dispatcher>::allocateOsResources() {
this->currentTagData.tagAddress = this->semaphoreGpuVa + MemoryConstants::cacheLineSize;
this->currentTagData.tagAddress = this->semaphoreGpuVa + offsetof(RingSemaphoreData, tagAllocation);
this->currentTagData.tagValue = 0u;
this->tagAddress = reinterpret_cast<volatile uint32_t *>(reinterpret_cast<uint8_t *>(this->semaphorePtr) + MemoryConstants::cacheLineSize);
this->tagAddress = reinterpret_cast<volatile uint32_t *>(reinterpret_cast<uint8_t *>(this->semaphorePtr) + offsetof(RingSemaphoreData, tagAllocation));
return true;
}
@@ -162,7 +168,11 @@ void DrmDirectSubmission<GfxFamily, Dispatcher>::getTagAddressValue(TagData &tag
template <typename GfxFamily, typename Dispatcher>
void DrmDirectSubmission<GfxFamily, Dispatcher>::wait(uint32_t taskCountToWait) {
while (taskCountToWait > *this->tagAddress) {
auto pollAddress = this->tagAddress;
for (uint32_t i = 0; i < this->activeTiles; i++) {
while (!WaitUtils::waitFunction(pollAddress, taskCountToWait)) {
}
pollAddress = ptrOffset(pollAddress, CommonConstants::partitionAddressOffset);
}
}