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Peter Anvin" , "Rafael J . Wysocki" , "Gautham R . Shenoy" , Mario Limonciello , Perry Yuan , Brijesh Singh , Peter Zijlstra , Li RongQing , "open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" , "open list:ACPI" , "open list:AMD PSTATE DRIVER" Subject: [PATCH 2/4] x86/cpufeatures: Rename X86_FEATURE_HETERO_CORE_TOPOLOGY to X86_FEATURE_AMD_HETEROGENEOUS_CORES Date: Mon, 21 Oct 2024 12:55:07 -0500 Message-ID: <20241021175509.2079-3-mario.limonciello@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241021175509.2079-1-mario.limonciello@amd.com> References: <20241021175509.2079-1-mario.limonciello@amd.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF000044A4:EE_|PH0PR12MB7908:EE_ X-MS-Office365-Filtering-Correlation-Id: 1e570c69-355d-4e0b-e875-08dcf1f9b9a1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|1800799024|36860700013|7416014|376014; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Oct 2024 17:56:44.2220 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1e570c69-355d-4e0b-e875-08dcf1f9b9a1 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF000044A4.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB7908 X86_FEATURE_AMD_HETEROGENEOUS_CORES makes it clear this is an AMD feature and matches the APM value of HeterogeneousCores Suggested-by: Borislav Petkov Signed-off-by: Mario Limonciello --- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/kernel/cpu/amd.c | 2 +- arch/x86/kernel/cpu/scattered.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 424bb7ae8914a..7f6c9fc465293 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -473,7 +473,7 @@ #define X86_FEATURE_CLEAR_BHB_HW (21*32+ 3) /* BHI_DIS_S HW control enabled */ #define X86_FEATURE_CLEAR_BHB_LOOP_ON_VMEXIT (21*32+ 4) /* Clear branch history at vmexit using SW loop */ #define X86_FEATURE_AMD_FAST_CPPC (21*32 + 5) /* Fast CPPC */ -#define X86_FEATURE_HETERO_CORE_TOPOLOGY (21*32 + 6) /* Heterogeneous Core Topology */ +#define X86_FEATURE_AMD_HETEROGENEOUS_CORES (21*32 + 6) /* Heterogeneous Core Topology */ /* * BUG word(s) diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 8ad5f1385f0ec..0f533e6260d29 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -1223,7 +1223,7 @@ enum amd_core_type amd_get_core_type(void) core_type :4; } props; - if (!cpu_feature_enabled(X86_FEATURE_HETERO_CORE_TOPOLOGY)) + if (!cpu_feature_enabled(X86_FEATURE_AMD_HETEROGENEOUS_CORES)) return CPU_CORE_TYPE_NO_HETERO_SUP; cpuid_leaf_reg(0x80000026, CPUID_EBX, &props); diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index d7f2c19abce33..307a917415343 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -52,7 +52,7 @@ static const struct cpuid_bit cpuid_bits[] = { { X86_FEATURE_PERFMON_V2, CPUID_EAX, 0, 0x80000022, 0 }, { X86_FEATURE_AMD_LBR_V2, CPUID_EAX, 1, 0x80000022, 0 }, { X86_FEATURE_AMD_LBR_PMC_FREEZE, CPUID_EAX, 2, 0x80000022, 0 }, - { X86_FEATURE_HETERO_CORE_TOPOLOGY, CPUID_EAX, 30, 0x80000026, 0 }, + { X86_FEATURE_AMD_HETEROGENEOUS_CORES, CPUID_EAX, 30, 0x80000026, 0 }, { 0, 0, 0, 0, 0 } };