26 lines
536 B
C
26 lines
536 B
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* Copyright (C) 2025 Google LLC
|
|
* Author: Vincent Donnefort <vdonnefort@google.com>
|
|
*/
|
|
|
|
#include <nvhe/mm.h>
|
|
#include <nvhe/trace.h>
|
|
|
|
#include <nvhe/define_events.h>
|
|
|
|
int __tracing_enable_event(unsigned short id, bool enable)
|
|
{
|
|
struct hyp_event_id *event_id = &__hyp_event_ids_start[id];
|
|
atomic_t *enabled;
|
|
|
|
if (event_id >= __hyp_event_ids_end)
|
|
return -EINVAL;
|
|
|
|
enabled = hyp_fixmap_map(__hyp_pa(&event_id->enabled));
|
|
atomic_set(enabled, enable);
|
|
hyp_fixmap_unmap();
|
|
|
|
return 0;
|
|
}
|