From nobody Mon Feb 9 01:50:41 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 780FDC6FD1F for ; Thu, 23 Mar 2023 02:40:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230167AbjCWCkn (ORCPT ); Wed, 22 Mar 2023 22:40:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229903AbjCWCki (ORCPT ); Wed, 22 Mar 2023 22:40:38 -0400 Received: from mx1.zhaoxin.com (MX1.ZHAOXIN.COM [210.0.225.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 995EB2ED62 for ; Wed, 22 Mar 2023 19:40:34 -0700 (PDT) X-ASG-Debug-ID: 1679539227-086e23383d19100002-xx1T2L Received: from ZXSHMBX1.zhaoxin.com (ZXSHMBX1.zhaoxin.com [10.28.252.163]) by mx1.zhaoxin.com with ESMTP id ayoFbDVMQOAafL9L (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO); Thu, 23 Mar 2023 10:40:28 +0800 (CST) X-Barracuda-Envelope-From: SilviaZhao-oc@zhaoxin.com X-Barracuda-RBL-Trusted-Forwarder: 10.28.252.163 Received: from ZXBJMBX02.zhaoxin.com (10.29.252.6) by ZXSHMBX1.zhaoxin.com (10.28.252.163) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Thu, 23 Mar 2023 10:40:27 +0800 Received: from silvia-OptiPlex-3010.zhaoxin.com (10.29.8.47) by ZXBJMBX02.zhaoxin.com (10.29.252.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Thu, 23 Mar 2023 10:40:26 +0800 X-Barracuda-RBL-Trusted-Forwarder: 10.28.252.163 From: silviazhao X-Barracuda-RBL-Trusted-Forwarder: 10.29.252.6 To: , , , , , , , , , , , , , , , CC: , , , Subject: [PATCH 1/3] x86/cpu/zhaoxin: Introduce macros for Zhaoxin family numbers Date: Thu, 23 Mar 2023 10:40:24 +0800 X-ASG-Orig-Subj: [PATCH 1/3] x86/cpu/zhaoxin: Introduce macros for Zhaoxin family numbers Message-ID: <20230323024026.823-2-silviazhao-oc@zhaoxin.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230323024026.823-1-silviazhao-oc@zhaoxin.com> References: <20230323024026.823-1-silviazhao-oc@zhaoxin.com> MIME-Version: 1.0 X-Originating-IP: [10.29.8.47] X-ClientProxiedBy: zxbjmbx1.zhaoxin.com (10.29.252.163) To ZXBJMBX02.zhaoxin.com (10.29.252.6) X-Barracuda-Connect: ZXSHMBX1.zhaoxin.com[10.28.252.163] X-Barracuda-Start-Time: 1679539227 X-Barracuda-Encrypted: ECDHE-RSA-AES128-GCM-SHA256 X-Barracuda-URL: https://10.28.252.35:4443/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at zhaoxin.com X-Barracuda-Scan-Msg-Size: 1227 X-Barracuda-BRTS-Status: 1 X-Barracuda-Bayes: INNOCENT GLOBAL 0.0000 1.0000 -2.0210 X-Barracuda-Spam-Score: -2.02 X-Barracuda-Spam-Status: No, SCORE=-2.02 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.106421 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Create zhaoxin-family.h to define Zhaoxin family numbers in one header file. So we can use the macros instead of open-coded model numbers in other files. Signed-off-by: silviazhao --- arch/x86/include/asm/zhaoxin-family.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 arch/x86/include/asm/zhaoxin-family.h diff --git a/arch/x86/include/asm/zhaoxin-family.h b/arch/x86/include/asm/z= haoxin-family.h new file mode 100644 index 000000000000..d54e0112207a --- /dev/null +++ b/arch/x86/include/asm/zhaoxin-family.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_X86_ZHAOXIN_FAMILY_H +#define _ASM_X86_ZHAOXIN_FAMILY_H + +/* + * The defined symbol names have the following form: + * ZHAOXIN_FAM7{OPTFAMILY}_{MICROARCH} + * where: + * OPTFAMILY Describes the family of CPUs that this belongs to. Default + * is assumed to be omitted. + * MICROARCH Is the code name for the micro-architecture for this core. + */ + + +#define ZHAOXIN_FAM7_WUDAOKOU 0x1B +#define ZHAOXIN_FAM7_LUJIAZUI 0x3B +#define ZHAOXIN_FAM7_YONGFENG 0x5B + +#endif /* _ASM_X86_ZHAOXIN_FAMILY_H */ --=20 2.17.1 From nobody Mon Feb 9 01:50:41 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5BB43C6FD1F for ; Thu, 23 Mar 2023 02:40:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229484AbjCWCkp (ORCPT ); Wed, 22 Mar 2023 22:40:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230000AbjCWCki (ORCPT ); Wed, 22 Mar 2023 22:40:38 -0400 Received: from mx1.zhaoxin.com (MX1.ZHAOXIN.COM [210.0.225.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3FCC12ED65 for ; Wed, 22 Mar 2023 19:40:37 -0700 (PDT) X-ASG-Debug-ID: 1679539227-086e23383d19100003-xx1T2L Received: from ZXSHMBX1.zhaoxin.com (ZXSHMBX1.zhaoxin.com [10.28.252.163]) by mx1.zhaoxin.com with ESMTP id bDEbG0HSgFQx1BTG (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO); Thu, 23 Mar 2023 10:40:28 +0800 (CST) X-Barracuda-Envelope-From: SilviaZhao-oc@zhaoxin.com X-Barracuda-RBL-Trusted-Forwarder: 10.28.252.163 Received: from ZXBJMBX02.zhaoxin.com (10.29.252.6) by ZXSHMBX1.zhaoxin.com (10.28.252.163) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Thu, 23 Mar 2023 10:40:28 +0800 Received: from silvia-OptiPlex-3010.zhaoxin.com (10.29.8.47) by ZXBJMBX02.zhaoxin.com (10.29.252.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Thu, 23 Mar 2023 10:40:26 +0800 X-Barracuda-RBL-Trusted-Forwarder: 10.28.252.163 From: silviazhao X-Barracuda-RBL-Trusted-Forwarder: 10.29.252.6 To: , , , , , , , , , , , , , , , CC: , , , Subject: [PATCH 2/3] perf/x86/zhaoxin: Replace open-coded model number with macros Date: Thu, 23 Mar 2023 10:40:25 +0800 X-ASG-Orig-Subj: [PATCH 2/3] perf/x86/zhaoxin: Replace open-coded model number with macros Message-ID: <20230323024026.823-3-silviazhao-oc@zhaoxin.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230323024026.823-1-silviazhao-oc@zhaoxin.com> References: <20230323024026.823-1-silviazhao-oc@zhaoxin.com> MIME-Version: 1.0 X-Originating-IP: [10.29.8.47] X-ClientProxiedBy: zxbjmbx1.zhaoxin.com (10.29.252.163) To ZXBJMBX02.zhaoxin.com (10.29.252.6) X-Barracuda-Connect: ZXSHMBX1.zhaoxin.com[10.28.252.163] X-Barracuda-Start-Time: 1679539228 X-Barracuda-Encrypted: ECDHE-RSA-AES128-GCM-SHA256 X-Barracuda-URL: https://10.28.252.35:4443/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at zhaoxin.com X-Barracuda-Scan-Msg-Size: 3668 X-Barracuda-BRTS-Status: 1 X-Barracuda-Bayes: INNOCENT GLOBAL 0.0000 1.0000 -2.0210 X-Barracuda-Spam-Score: -2.02 X-Barracuda-Spam-Status: No, SCORE=-2.02 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.106421 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace open-coded family-7 model number in arch/x86/events/zhaoxin/ core.c with the macros defined in zhaoxin-family.h. Zhaoxin used to use non-canonical name for family 7 processors in arch/x86/events/zhaoxin/core.c. Replace them with architecture name to keep consistent with the macros. Following are the correspondences: ZXD -> Wudaokou ZXE -> Lujiazui Signed-off-by: silviazhao --- arch/x86/events/zhaoxin/core.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/arch/x86/events/zhaoxin/core.c b/arch/x86/events/zhaoxin/core.c index 3e9acdaeed1e..34ccb214478c 100644 --- a/arch/x86/events/zhaoxin/core.c +++ b/arch/x86/events/zhaoxin/core.c @@ -14,6 +14,7 @@ =20 #include #include +#include #include =20 #include "../perf_event.h" @@ -36,7 +37,7 @@ static struct event_constraint zxc_event_constraints[] __= read_mostly =3D { EVENT_CONSTRAINT_END }; =20 -static struct event_constraint zxd_event_constraints[] __read_mostly =3D { +static struct event_constraint wudaokou_event_constraints[] __read_mostly = =3D { =20 FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* retired instructions */ FIXED_EVENT_CONSTRAINT(0x0082, 1), /* unhalted core clock cycles */ @@ -44,7 +45,7 @@ static struct event_constraint zxd_event_constraints[] __= read_mostly =3D { EVENT_CONSTRAINT_END }; =20 -static __initconst const u64 zxd_hw_cache_event_ids +static __initconst const u64 wudaokou_hw_cache_event_ids [PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_OP_MAX] [PERF_COUNT_HW_CACHE_RESULT_MAX] =3D { @@ -148,7 +149,7 @@ static __initconst const u64 zxd_hw_cache_event_ids }, }; =20 -static __initconst const u64 zxe_hw_cache_event_ids +static __initconst const u64 lujiazui_hw_cache_event_ids [PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_OP_MAX] [PERF_COUNT_HW_CACHE_RESULT_MAX] =3D { @@ -471,7 +472,7 @@ static const struct x86_pmu zhaoxin_pmu __initconst =3D= { .max_events =3D ARRAY_SIZE(zx_pmon_event_map), .apic =3D 1, /* - * For zxd/zxe, read/write operation for PMCx MSR is 48 bits. + * For wudaokou/lujiazui, read/write operation for PMCx MSR is 48 bits. */ .max_period =3D (1ULL << 47) - 1, .get_event_constraints =3D zhaoxin_get_event_constraints, @@ -573,27 +574,27 @@ __init int zhaoxin_pmu_init(void) X86_CONFIG(.event =3D 0x0f, .umask =3D 0x04, .inv =3D 0, .cmask =3D 0); =20 switch (boot_cpu_data.x86_model) { - case 0x1b: - memcpy(hw_cache_event_ids, zxd_hw_cache_event_ids, + case ZHAOXIN_FAM7_WUDAOKOU: + memcpy(hw_cache_event_ids, wudaokou_hw_cache_event_ids, sizeof(hw_cache_event_ids)); =20 - x86_pmu.event_constraints =3D zxd_event_constraints; + x86_pmu.event_constraints =3D wudaokou_event_constraints; =20 zx_pmon_event_map[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] =3D 0x0700; zx_pmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] =3D 0x0709; =20 - pr_cont("ZXD events, "); + pr_cont("Wudaokou events, "); break; - case 0x3b: - memcpy(hw_cache_event_ids, zxe_hw_cache_event_ids, + case ZHAOXIN_FAM7_LUJIAZUI: + memcpy(hw_cache_event_ids, lujiazui_hw_cache_event_ids, sizeof(hw_cache_event_ids)); =20 - x86_pmu.event_constraints =3D zxd_event_constraints; + x86_pmu.event_constraints =3D wudaokou_event_constraints; =20 zx_pmon_event_map[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] =3D 0x0028; zx_pmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] =3D 0x0029; =20 - pr_cont("ZXE events, "); + pr_cont("Lujiazui events, "); break; default: return -ENODEV; --=20 2.17.1 From nobody Mon Feb 9 01:50:41 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A789BC76196 for ; Thu, 23 Mar 2023 02:40:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230194AbjCWCks (ORCPT ); Wed, 22 Mar 2023 22:40:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48656 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229757AbjCWCkl (ORCPT ); Wed, 22 Mar 2023 22:40:41 -0400 Received: from mx1.zhaoxin.com (MX1.ZHAOXIN.COM [210.0.225.12]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA9B52ED62 for ; Wed, 22 Mar 2023 19:40:39 -0700 (PDT) X-ASG-Debug-ID: 1679539227-086e23383d19100004-xx1T2L Received: from ZXSHMBX1.zhaoxin.com (ZXSHMBX1.zhaoxin.com [10.28.252.163]) by mx1.zhaoxin.com with ESMTP id HrCO3B1dqIWL6POD (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO); Thu, 23 Mar 2023 10:40:29 +0800 (CST) X-Barracuda-Envelope-From: SilviaZhao-oc@zhaoxin.com X-Barracuda-RBL-Trusted-Forwarder: 10.28.252.163 Received: from ZXBJMBX02.zhaoxin.com (10.29.252.6) by ZXSHMBX1.zhaoxin.com (10.28.252.163) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Thu, 23 Mar 2023 10:40:28 +0800 Received: from silvia-OptiPlex-3010.zhaoxin.com (10.29.8.47) by ZXBJMBX02.zhaoxin.com (10.29.252.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.16; Thu, 23 Mar 2023 10:40:27 +0800 X-Barracuda-RBL-Trusted-Forwarder: 10.28.252.163 From: silviazhao X-Barracuda-RBL-Trusted-Forwarder: 10.29.252.6 To: , , , , , , , , , , , , , , , CC: , , , Subject: [PATCH 3/3] perf/x86/zhaoxin: Add Yongfeng support Date: Thu, 23 Mar 2023 10:40:26 +0800 X-ASG-Orig-Subj: [PATCH 3/3] perf/x86/zhaoxin: Add Yongfeng support Message-ID: <20230323024026.823-4-silviazhao-oc@zhaoxin.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230323024026.823-1-silviazhao-oc@zhaoxin.com> References: <20230323024026.823-1-silviazhao-oc@zhaoxin.com> MIME-Version: 1.0 X-Originating-IP: [10.29.8.47] X-ClientProxiedBy: zxbjmbx1.zhaoxin.com (10.29.252.163) To ZXBJMBX02.zhaoxin.com (10.29.252.6) X-Barracuda-Connect: ZXSHMBX1.zhaoxin.com[10.28.252.163] X-Barracuda-Start-Time: 1679539228 X-Barracuda-Encrypted: ECDHE-RSA-AES128-GCM-SHA256 X-Barracuda-URL: https://10.28.252.35:4443/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at zhaoxin.com X-Barracuda-Scan-Msg-Size: 3268 X-Barracuda-BRTS-Status: 1 X-Barracuda-Bayes: INNOCENT GLOBAL 0.0000 1.0000 -2.0210 X-Barracuda-Spam-Score: -2.02 X-Barracuda-Spam-Status: No, SCORE=-2.02 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.106421 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add support for Yongfeng which is Zhaoxin's successor microarchitecture to Lujiazui. Remove PERF_COUNT_HW_CACHE_REFERENCES and PERF_COUNT_HW_CACHE_MISSES from global zx_pmon_event_map, since the cache hierarchy was changed from Yongfeng, and these pmc event map changed too. Add PERF_COUNT_HW_BRANCH_INSTRUCTIONS and PERF_COUNT_HW_BRANCH_MISSES to global zx_pmon_event_map, since these two events will keep consistent for Lujiazui and later. Signed-off-by: silviazhao --- arch/x86/events/zhaoxin/core.c | 30 +++++++++++++++++++++++++----- 1 file changed, 25 insertions(+), 5 deletions(-) diff --git a/arch/x86/events/zhaoxin/core.c b/arch/x86/events/zhaoxin/core.c index 34ccb214478c..634aa0c4a8c6 100644 --- a/arch/x86/events/zhaoxin/core.c +++ b/arch/x86/events/zhaoxin/core.c @@ -20,15 +20,15 @@ #include "../perf_event.h" =20 /* - * Zhaoxin PerfMon, used on zxc and later. + * Zhaoxin PerfMon, used on Lujiazui and later. */ static u64 zx_pmon_event_map[PERF_COUNT_HW_MAX] __read_mostly =3D { =20 [PERF_COUNT_HW_CPU_CYCLES] =3D 0x0082, [PERF_COUNT_HW_INSTRUCTIONS] =3D 0x00c0, - [PERF_COUNT_HW_CACHE_REFERENCES] =3D 0x0515, - [PERF_COUNT_HW_CACHE_MISSES] =3D 0x051a, [PERF_COUNT_HW_BUS_CYCLES] =3D 0x0083, + [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] =3D 0x0028, + [PERF_COUNT_HW_BRANCH_MISSES] =3D 0x0029, }; =20 static struct event_constraint zxc_event_constraints[] __read_mostly =3D { @@ -560,6 +560,8 @@ __init int zhaoxin_pmu_init(void) zx_pmon_event_map[PERF_COUNT_HW_CACHE_REFERENCES] =3D 0; zx_pmon_event_map[PERF_COUNT_HW_CACHE_MISSES] =3D 0; zx_pmon_event_map[PERF_COUNT_HW_BUS_CYCLES] =3D 0; + zx_pmon_event_map[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] =3D 0; + zx_pmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] =3D 0; =20 pr_cont("ZXC events, "); break; @@ -580,6 +582,9 @@ __init int zhaoxin_pmu_init(void) =20 x86_pmu.event_constraints =3D wudaokou_event_constraints; =20 + zx_pmon_event_map[PERF_COUNT_HW_CACHE_REFERENCES] =3D 0x0515, + zx_pmon_event_map[PERF_COUNT_HW_CACHE_MISSES] =3D 0x051a, + zx_pmon_event_map[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] =3D 0x0700; zx_pmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] =3D 0x0709; =20 @@ -591,11 +596,26 @@ __init int zhaoxin_pmu_init(void) =20 x86_pmu.event_constraints =3D wudaokou_event_constraints; =20 - zx_pmon_event_map[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] =3D 0x0028; - zx_pmon_event_map[PERF_COUNT_HW_BRANCH_MISSES] =3D 0x0029; + zx_pmon_event_map[PERF_COUNT_HW_CACHE_REFERENCES] =3D 0x0515, + zx_pmon_event_map[PERF_COUNT_HW_CACHE_MISSES] =3D 0x051a, =20 pr_cont("Lujiazui events, "); break; + case ZHAOXIN_FAM7_YONGFENG: + zx_pmon_event_map[PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] =3D + X86_CONFIG(.event =3D 0x02, .umask =3D 0x01, .inv =3D 0x01, + .cmask =3D 0x01); + + memcpy(hw_cache_event_ids, lujiazui_hw_cache_event_ids, + sizeof(hw_cache_event_ids)); + + x86_pmu.event_constraints =3D wudaokou_event_constraints; + + zx_pmon_event_map[PERF_COUNT_HW_CACHE_REFERENCES] =3D 0x051a; + zx_pmon_event_map[PERF_COUNT_HW_CACHE_MISSES] =3D 0; + + pr_cont("Yongfeng events, "); + break; default: return -ENODEV; } --=20 2.17.1