virtio_rtc_arm.c

 1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 * Provides cross-timestamp params for Arm.
 4 *
 5 * Copyright (C) 2022-2023 OpenSynergy GmbH
 6 * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
 7 */
 8
 9#include <linux/clocksource_ids.h>
10
11#include <uapi/linux/virtio_rtc.h>
12
13#include "virtio_rtc_internal.h"
14
15/* see header for doc */
16
17int viortc_hw_xtstamp_params(u8 *hw_counter, enum clocksource_ids *cs_id)
18{
19	*hw_counter = VIRTIO_RTC_COUNTER_ARM_VCT;
20	*cs_id = CSID_ARM_ARCH_COUNTER;
21
22	return 0;
23}