linux-kernel - [PATCH 2/3] x86/cpu: Fix Crestmont uarch

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 07 Aug 2023 14:38:08 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     x86@...nel.org
Cc:     peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        mark.rutland@....com, alexander.shishkin@...ux.intel.com,
        jolsa@...nel.org, namhyung@...nel.org, irogers@...gle.com,
        adrian.hunter@...el.com, tglx@...utronix.de, bp@...en8.de,
        dave.hansen@...ux.intel.com, hpa@...or.com,
        Tony Luck <tony.luck@...el.com>, luto@...nel.org,
        james.morse@....com, mchehab@...nel.org, rric@...nel.org,
        jacob.jun.pan@...ux.intel.com, lenb@...nel.org,
        irenic.rajneesh@...il.com, david.e.box@...el.com,
        hdegoede@...hat.com, markgross@...nel.org,
        srinivas.pandruvada@...ux.intel.com, rafael@...nel.org,
        daniel.lezcano@...aro.org, amitk@...nel.org, rui.zhang@...el.com,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-edac@...r.kernel.org, linux-pm@...r.kernel.org,
        platform-driver-x86@...r.kernel.org
Subject: [PATCH 2/3] x86/cpu: Fix Crestmont uarch

Sierra Forest and Grand Ridge are both E-core only using Crestmont
micro-architecture, They fit the pre-existing naming scheme prefectly
fine, adhere to it.

Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
 arch/x86/include/asm/intel-family.h                         |    5 ++---
 drivers/edac/i10nm_base.c                                   |    2 +-
 drivers/platform/x86/intel/speed_select_if/isst_if_common.c |    2 +-
 3 files changed, 4 insertions(+), 5 deletions(-)

--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -155,9 +155,8 @@
 
 #define INTEL_FAM6_ATOM_GRACEMONT	0xBE /* Alderlake N */
 
-#define INTEL_FAM6_SIERRAFOREST_X	0xAF
-
-#define INTEL_FAM6_GRANDRIDGE		0xB6
+#define INTEL_FAM6_ATOM_CRESTMONT_X	0xAF /* Sierra Forest */
+#define INTEL_FAM6_ATOM_CRESTMONT	0xB6 /* Grand Ridge */
 
 /* Xeon Phi */
 
--- a/drivers/edac/i10nm_base.c
+++ b/drivers/edac/i10nm_base.c
@@ -906,7 +906,7 @@ static const struct x86_cpu_id i10nm_cpu
 	X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(SAPPHIRERAPIDS_X,	X86_STEPPINGS(0x0, 0xf), &spr_cfg),
 	X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(EMERALDRAPIDS_X,	X86_STEPPINGS(0x0, 0xf), &spr_cfg),
 	X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(GRANITERAPIDS_X,	X86_STEPPINGS(0x0, 0xf), &gnr_cfg),
-	X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(SIERRAFOREST_X,	X86_STEPPINGS(0x0, 0xf), &gnr_cfg),
+	X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(ATOM_CRESTMONT_X,	X86_STEPPINGS(0x0, 0xf), &gnr_cfg),
 	{}
 };
 MODULE_DEVICE_TABLE(x86cpu, i10nm_cpuids);
--- a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c
+++ b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c
@@ -720,7 +720,7 @@ static struct miscdevice isst_if_char_dr
 
 static const struct x86_cpu_id hpm_cpu_ids[] = {
 	X86_MATCH_INTEL_FAM6_MODEL(GRANITERAPIDS_X,	NULL),
-	X86_MATCH_INTEL_FAM6_MODEL(SIERRAFOREST_X,	NULL),
+	X86_MATCH_INTEL_FAM6_MODEL(ATOM_CRESTMONT_X,	NULL),
 	{}
 };