Skip to content

Add neutronPowerOn/neutronPowerOff hooks to NeutronBackend #19845

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
JakeStevens wants to merge 1 commit into
base: main
Choose a base branch
from
+9 −1
Open

Add neutronPowerOn/neutronPowerOff hooks to NeutronBackend #19845

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 9 additions & 1 deletion backends/nxp/runtime/NeutronBackend.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,12 @@
#include "NeutronDriver.h"
#include "NeutronErrors.h"

// Hooks to power on/off the NPU for fine-grained control.
extern "C" {
void __attribute__((weak)) neutronPowerOn(void) {}
void __attribute__((weak)) neutronPowerOff(void) {}
}

using namespace std;

namespace torch {
Expand Down Expand Up @@ -515,7 +521,9 @@ class NeutronBackend final : public PyTorchBackendInterface {
#endif

// Run neutron compute.
neutronPowerOn();
NeutronError neutronRC = neutronRunBlocking(cfg->nmh, &cfg->dcfg);
neutronPowerOff();
if (neutronRC != ENONE) {
ET_LOG(
Error,
Expand Down Expand Up @@ -587,4 +595,4 @@ static auto registered = register_backend(backend_id);
} // namespace
} // namespace neutron
} // namespace executor
} // namespace torch
} // namespace torch
Loading