From nobody Sun Dec 22 08:58:39 2024 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 76D2D22A1E6; Fri, 20 Dec 2024 21:39:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734730765; cv=none; b=T/NghVusGwiuRPaRE9aF+m7VbqdUX0bJkrADq3FhsNK4I+doGt8zSG7xVAwRYSDumTaJ7zMyVE190nbog/SPXIcRqO8xHNMnoKhZ9TlGzTuJu90iWbfgoUy6aYQCKyrfu8jPiwjhtF9u9kRf3cHbPfzCdUOR0y7EpA5xDo0dSBc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734730765; c=relaxed/simple; bh=nskDi7vWKmYmbEC/bVsVOpL6GgLNfPD5bwlSaoQJlAk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ANTJGjpxziJEpOPrQ0nGdw2QX71mxBqLzyjYahilsXkpb6sajrEIeGXOIU/MRray/m3UAY8i9k02pnvPboMUJOlDQQ3DNhremi+xDfCAGb/cE0g2gwZkDv9riFh+78VKZJ0V450UmD2QfWmXiX3EWH+d1a7lryCZOnr1OpgIq7M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=nJsfoUIi; arc=none smtp.client-ip=198.175.65.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="nJsfoUIi" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1734730764; x=1766266764; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=nskDi7vWKmYmbEC/bVsVOpL6GgLNfPD5bwlSaoQJlAk=; b=nJsfoUIiP6fIgeeoj8ayj8PHDKinqSbKsCuz6avURX3Vi8dZFYiosDi6 EHcAJjzhDaGP48nndD3fV0wWFlGpdb4jEKguqznmcyMMZj/THhtaDB2hS CngWQx6yteeu02hGJu+O5DqpJL2ZYN6H64BHRnL1Q2aaaCPNbEEP0YVYR m8qRIWDj2sG+ZRSWB1TZHYaTZBUa9TulxSkpM1mVOffftGHPSLgpbgsTl VvAB92ZhmjTMTgzcsJXG5FjC5VlcYbs1FeQt2MqfrdYl9AoOIPtZ/bdr2 s6GBaZmdEjIBc1zY1p6/7kkJN8P0ff644hg9Wk2DopiN5JjlgsYolha5V g==; X-CSE-ConnectionGUID: Bsr/BlzJSz+EdSUJfCYfFQ== X-CSE-MsgGUID: FLnJxrlWSQek4keCOGDl1A== X-IronPort-AV: E=McAfee;i="6700,10204,11292"; a="39070747" X-IronPort-AV: E=Sophos;i="6.12,251,1728975600"; d="scan'208";a="39070747" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Dec 2024 13:39:19 -0800 X-CSE-ConnectionGUID: Y+pEd0TdQgy9J/VxtRPOfA== X-CSE-MsgGUID: aAIm8e3IShiCRH6xfhcFRw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="103223859" Received: from sohilmeh.sc.intel.com ([172.25.103.65]) by fmviesa005.fm.intel.com with ESMTP; 20 Dec 2024 13:39:17 -0800 From: Sohil Mehta To: x86@kernel.org, Dave Hansen , Tony Luck Cc: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Thomas Gleixner , Borislav Petkov , "H . Peter Anvin" , "Rafael J . Wysocki" , Len Brown , Andy Lutomirski , Viresh Kumar , Fenghua Yu , Jean Delvare , Guenter Roeck , Sohil Mehta , Zhang Rui , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-pm@vger.kernel.org, linux-hwmon@vger.kernel.org Subject: [RFC PATCH 11/15] x86/pat: Replace Intel model checks with VFM ones Date: Fri, 20 Dec 2024 21:37:06 +0000 Message-ID: <20241220213711.1892696-12-sohil.mehta@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241220213711.1892696-1-sohil.mehta@intel.com> References: <20241220213711.1892696-1-sohil.mehta@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Introduce markers and names for some family 6 and family 15 models and replace with VFM based checks. Signed-off-by: Sohil Mehta --- arch/x86/include/asm/intel-family.h | 2 ++ arch/x86/mm/pat/memtype.c | 7 ++++--- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/int= el-family.h index 025d091be98e..76a184361930 100644 --- a/arch/x86/include/asm/intel-family.h +++ b/arch/x86/include/asm/intel-family.h @@ -186,8 +186,10 @@ #define INTEL_QUARK_X1000 IFM(5, 0x09) /* Quark X1000 SoC */ =20 /* Family 15 */ +#define INTEL_FAM15_START IFM(15, 0x00) /* Notational marker */ #define INTEL_P4_WILLAMETTE IFM(15, 0x01) /* Also Xeon Foster */ #define INTEL_P4_PRESCOTT IFM(15, 0x03) +#define INTEL_P4_CEDARMILL IFM(15, 0x06) /* Also Xeon Dempsey */ =20 /* Family 19 */ #define INTEL_PANTHERCOVE_X IFM(19, 0x01) /* Diamond Rapids */ diff --git a/arch/x86/mm/pat/memtype.c b/arch/x86/mm/pat/memtype.c index feb8cc6a12bf..e6d7dc608b77 100644 --- a/arch/x86/mm/pat/memtype.c +++ b/arch/x86/mm/pat/memtype.c @@ -43,6 +43,7 @@ #include #include =20 +#include #include #include #include @@ -290,9 +291,9 @@ void __init pat_bp_init(void) return; } =20 - if ((c->x86_vendor =3D=3D X86_VENDOR_INTEL) && - (((c->x86 =3D=3D 0x6) && (c->x86_model <=3D 0xd)) || - ((c->x86 =3D=3D 0xf) && (c->x86_model <=3D 0x6)))) { + if (c->x86_vendor =3D=3D X86_VENDOR_INTEL && + ((c->x86_vfm >=3D INTEL_PENTIUM_PRO && c->x86_vfm <=3D INTEL_PENTIUM_= M_DOTHAN) || + (c->x86_vfm > INTEL_FAM15_START && c->x86_vfm <=3D INTEL_P4_CEDARMILL= ))) { /* * PAT support with the lower four entries. Intel Pentium 2, * 3, M, and 4 are affected by PAT errata, which makes the --=20 2.43.0