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Shenoy" CC: Meng Li , Perry Yuan , "open list:AMD PSTATE DRIVER" , open list , Dhananjay Ugwekar , Mario Limonciello Subject: [PATCH 1/2] cpufreq/amd-pstate-ut: Don't check for highest perf matching on prefcore Date: Tue, 2 Jul 2024 12:15:14 -0500 Message-ID: <20240702171515.6780-1-mario.limonciello@amd.com> X-Mailer: git-send-email 2.45.2 Precedence: bulk X-Mailing-List: linux-pm@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: BN1PEPF00004689:EE_|IA1PR12MB7709:EE_ X-MS-Office365-Filtering-Correlation-Id: ed11b728-fce5-44e5-4f95-08dc9aba99d7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(376014)(82310400026)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Jul 2024 17:15:41.4762 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ed11b728-fce5-44e5-4f95-08dc9aba99d7 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: BN1PEPF00004689.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB7709 If a system is using preferred cores the highest perf will be inconsistent as it can change from system events. Skip the checks for it. Fixes: e571a5e2068e ("cpufreq: amd-pstate: Update amd-pstate preferred core ranking dynamically") Signed-off-by: Mario Limonciello Reviewed-by: Gautham R. Shenoy --- drivers/cpufreq/amd-pstate-ut.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/cpufreq/amd-pstate-ut.c b/drivers/cpufreq/amd-pstate-ut.c index 66b73c308ce6..b7318669485e 100644 --- a/drivers/cpufreq/amd-pstate-ut.c +++ b/drivers/cpufreq/amd-pstate-ut.c @@ -160,14 +160,17 @@ static void amd_pstate_ut_check_perf(u32 index) lowest_perf = AMD_CPPC_LOWEST_PERF(cap1); } - if ((highest_perf != READ_ONCE(cpudata->highest_perf)) || - (nominal_perf != READ_ONCE(cpudata->nominal_perf)) || + if (highest_perf != READ_ONCE(cpudata->highest_perf) && !cpudata->hw_prefcore) { + pr_err("%s cpu%d highest=%d %d highest perf doesn't match\n", + __func__, cpu, highest_perf, cpudata->highest_perf); + goto skip_test; + } + if ((nominal_perf != READ_ONCE(cpudata->nominal_perf)) || (lowest_nonlinear_perf != READ_ONCE(cpudata->lowest_nonlinear_perf)) || (lowest_perf != READ_ONCE(cpudata->lowest_perf))) { amd_pstate_ut_cases[index].result = AMD_PSTATE_UT_RESULT_FAIL; - pr_err("%s cpu%d highest=%d %d nominal=%d %d lowest_nonlinear=%d %d lowest=%d %d, they should be equal!\n", - __func__, cpu, highest_perf, cpudata->highest_perf, - nominal_perf, cpudata->nominal_perf, + pr_err("%s cpu%d nominal=%d %d lowest_nonlinear=%d %d lowest=%d %d, they should be equal!\n", + __func__, cpu, nominal_perf, cpudata->nominal_perf, lowest_nonlinear_perf, cpudata->lowest_nonlinear_perf, lowest_perf, cpudata->lowest_perf); goto skip_test;