From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0413C11F68 for ; Wed, 30 Jun 2021 21:11:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B973C61464 for ; Wed, 30 Jun 2021 21:11:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235480AbhF3VN3 (ORCPT ); Wed, 30 Jun 2021 17:13:29 -0400 Received: from mga18.intel.com ([134.134.136.126]:4263 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235168AbhF3VMq (ORCPT ); Wed, 30 Jun 2021 17:12:46 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10031"; a="195720735" X-IronPort-AV: E=Sophos;i="5.83,312,1616482800"; d="scan'208";a="195720735" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jun 2021 14:10:15 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,312,1616482800"; d="scan'208";a="558431195" Received: from otc-lr-04.jf.intel.com ([10.54.39.41]) by orsmga004.jf.intel.com with ESMTP; 30 Jun 2021 14:10:15 -0700 From: kan.liang@linux.intel.com To: peterz@infradead.org, mingo@redhat.com, gregkh@linuxfoundation.org, acme@kernel.org, linux-kernel@vger.kernel.org Cc: eranian@google.com, namhyung@kernel.org, jolsa@redhat.com, ak@linux.intel.com, yao.jin@linux.intel.com, Kan Liang Subject: [PATCH V4 09/16] perf/x86/intel/uncore: Add Sapphire Rapids server UPI support Date: Wed, 30 Jun 2021 14:08:33 -0700 Message-Id: <1625087320-194204-10-git-send-email-kan.liang@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1625087320-194204-1-git-send-email-kan.liang@linux.intel.com> References: <1625087320-194204-1-git-send-email-kan.liang@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kan Liang Sapphire Rapids uses a coherent interconnect for scaling to multiple sockets known as Intel UPI. Intel UPI technology provides a cache coherent socket to socket external communication interface between processors. The layout of the control registers for a UPI uncore unit is similar to a M2M uncore unit. Reviewed-by: Andi Kleen Signed-off-by: Kan Liang --- arch/x86/events/intel/uncore_snbep.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c index ff2cc02..d74f918 100644 --- a/arch/x86/events/intel/uncore_snbep.c +++ b/arch/x86/events/intel/uncore_snbep.c @@ -5540,6 +5540,11 @@ static struct intel_uncore_type spr_uncore_m2m = { .name = "m2m", }; +static struct intel_uncore_type spr_uncore_upi = { + SPR_UNCORE_PCI_COMMON_FORMAT(), + .name = "upi", +}; + #define UNCORE_SPR_NUM_UNCORE_TYPES 12 static struct intel_uncore_type *spr_uncores[UNCORE_SPR_NUM_UNCORE_TYPES] = { @@ -5551,7 +5556,7 @@ static struct intel_uncore_type *spr_uncores[UNCORE_SPR_NUM_UNCORE_TYPES] = { NULL, &spr_uncore_imc, &spr_uncore_m2m, - NULL, + &spr_uncore_upi, NULL, NULL, NULL, -- 2.7.4