summaryrefslogtreecommitdiffstats
path: root/arch/x86/events/amd/iommu.h
blob: e6310c635c8be09027b991a442e52d0a76fda704 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2013 Advanced Micro Devices, Inc.
 *
 * Author: Steven Kinney <Steven.Kinney@amd.com>
 * Author: Suravee Suthikulpanit <Suraveee.Suthikulpanit@amd.com>
 */

#ifndef _PERF_EVENT_AMD_IOMMU_H_
#define _PERF_EVENT_AMD_IOMMU_H_

/* iommu pc mmio region register indexes */
#define IOMMU_PC_COUNTER_REG			0x00
#define IOMMU_PC_COUNTER_SRC_REG		0x08
#define IOMMU_PC_PASID_MATCH_REG		0x10
#define IOMMU_PC_DOMID_MATCH_REG		0x18
#define IOMMU_PC_DEVID_MATCH_REG		0x20
#define IOMMU_PC_COUNTER_REPORT_REG		0x28

/* maximum specified bank/counters */
#define PC_MAX_SPEC_BNKS			64
#define PC_MAX_SPEC_CNTRS			16

#endif /*_PERF_EVENT_AMD_IOMMU_H_*/