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client-ip=165.204.84.17; helo=satlexmb07.amd.com; pr=C Received: from satlexmb07.amd.com (165.204.84.17) by SA2PEPF0000150A.mail.protection.outlook.com (10.167.242.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9542.4 via Frontend Transport; Fri, 16 Jan 2026 06:33:09 +0000 Received: from BLRKPRNAYAK.amd.com (10.180.168.240) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Fri, 16 Jan 2026 00:33:04 -0600 From: K Prateek Nayak To: Huang Rui , "Gautham R. Shenoy" , Mario Limonciello , "Rafael J. Wysocki" , Viresh Kumar , Srinivas Pandruvada , Len Brown , "Sebastian Andrzej Siewior" , Clark Williams , Bert Karwatzki , , , , CC: Perry Yuan , K Prateek Nayak Subject: [PATCH v3 1/2] cpufreq/amd-pstate: Pass the policy to amd_pstate_update() Date: Fri, 16 Jan 2026 06:32:33 +0000 Message-ID: <20260116063234.24084-2-kprateek.nayak@amd.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260116063234.24084-1-kprateek.nayak@amd.com> References: <20260116063234.24084-1-kprateek.nayak@amd.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 X-ClientProxiedBy: satlexmb07.amd.com (10.181.42.216) To satlexmb07.amd.com (10.181.42.216) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF0000150A:EE_|MW6PR12MB7071:EE_ X-MS-Office365-Filtering-Correlation-Id: f1da2e51-b17a-4a2c-7324-08de54c91dc8 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|1800799024|376014|7416014|36860700013|921020; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?kJ1Vt1vANJutg+cjY8P40ESfkCqnTlBNed/bSrSwkaJN8bsSb9AMcrjGQyZd?= =?us-ascii?Q?0gvqShxYNqa0WXZIoKSD6zOht+GMYEJIOZb20hSZvuQP+aK8w0Dey/BGAbjX?= =?us-ascii?Q?YorGQ0+GlXe73osXOPW4LTDlJc/stemQe3bX0hNhnGx5WhuBRVaDYHfY5yWD?= =?us-ascii?Q?0vlYkeKBBx/V9jYMlmLuBne0RETwq6Oar1NUw+ftat1pZLDz9yeemxKWmtay?= =?us-ascii?Q?dp5RC5YiHAAIYxt2mkXMgRKYFdVQUbLBxoYEJbD8TQLc6LHp8iXDqVQzltYQ?= =?us-ascii?Q?QzS4lOOzqBfmbz6J/man40ipUlrNn9OcV7PJqy7I3mdDU6KAwWKPDS6EmfDa?= =?us-ascii?Q?f8hvcCGZLG91mFodMPDCdelpIw3uNwsuqJXxW/p82sjxUIlBG8zYLKg6OyQl?= =?us-ascii?Q?NHdA9K2cFapvM974qTDyLmPovEWieNK7H9qgYBvd+EmVdh680o6Soe/XqKhK?= =?us-ascii?Q?H5gshgy78r31/+An8jJA3hkC4svT0+z6EXgEfuyTenBz7L3BAJzlpm3humEm?= =?us-ascii?Q?ejwd31jBWXbRImjSY8w8ebq/PrgqHOBL/pkWI3Em1o6vB2r6hjrb2tgWjid1?= =?us-ascii?Q?rj2hScA3nNzWkjYzE8D6zztTOthQsapePikunw2BGRMTSYx93KFJJk4SycV0?= =?us-ascii?Q?84Aul/OndYdqCLr4Wk5q/RBaP8ru6qHrLGGnARvH9J/VtDevwdKXaHZBnHvm?= =?us-ascii?Q?C3YB52CCbCZXb5WXMAaoxwMKP42VF/4ZdHjQ2OZAC1VUJhbxHRzx5Kmb1Mh8?= =?us-ascii?Q?Zx1KAI7O7iWunGzkj3N7/Itb2c/jSJJSjCvvOszrX0QmucjPgwh0Q3BkfgAt?= =?us-ascii?Q?YdyzsHTNK9dmtGd5Ct2OlogpLaWCMm4qFqw/mKtl/dSckGMx92HICandgjQb?= =?us-ascii?Q?HyYfShvkioNrcByrIo5zRckgT845VsDKFz6pdKzWoULfGf94wk98EDunQRsS?= =?us-ascii?Q?ldU9I1Cp9DpsGP3Dbt4C++rC6nviri1h/wlXn9UJdmQx5CekrWTuMLwfAWue?= =?us-ascii?Q?RA2GqPUP3PU9BAlIDeQoT0YzHmXPtwBiNrFPEMqxeTHENDpMzqT2U0zX/12X?= =?us-ascii?Q?GRTsM7MSM9lS/00JXz0fjS/3TJjdsh08VZDV16JIS6KyFzghFs3OmX9IHOiZ?= =?us-ascii?Q?JAw69O/SJN31yXxisM6IHRVdTZCvtYS8rkxp1Y53WaiJ08iSt60pTx6Jj4Db?= =?us-ascii?Q?XPWyDAfoTtgqlCXnz0NZtzw+AZdfETG1IYYl2ldp2P78PWjUYvQD+x62iMVr?= =?us-ascii?Q?nBQLRpbLAEcaS9ohnpuaP05D/h8zk18ruUWyHJLuV7aWNo7ArUk6VXGKfe5D?= =?us-ascii?Q?McNyBw8K9/bRfAL6kZW2sQhAqcakTvS7ibIejX0YjKxtxdNcbGEepoHXsK6k?= =?us-ascii?Q?Hdi+TD2GosVQrbUbUgPbBCPNMyvHMy8/BwfDjeWpDCa0gLnMTgwRe04RVjCK?= =?us-ascii?Q?DGYi+nk57c96/rt1VoALXQCMnq7LWo+bOuW92VLDi9txpCjD0YAdcH1lIQdn?= =?us-ascii?Q?4bp/F9Fk8qK1nQrbovnIrsaXof3jH8ia1bWHqXBbKXq6b6i+1MQXK+W1MEW2?= =?us-ascii?Q?+edYwhAi657LDTE0r+TghI6ONjnjga4fWLxeNy5Xysy5w4dJOzCyQvtVtKI0?= =?us-ascii?Q?Lbhv/qqp318AjKU91oxxDEc3SQ1j1uNjoNgjAzIZ1VC/sxES9yEXAKwE8kgz?= =?us-ascii?Q?Qg6QUi9kbMoKaiFAUhTa8JPXR9w=3D?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:satlexmb07.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(82310400026)(1800799024)(376014)(7416014)(36860700013)(921020);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jan 2026 06:33:09.7415 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f1da2e51-b17a-4a2c-7324-08de54c91dc8 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=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF0000150A.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW6PR12MB7071 Content-Type: text/plain; charset="utf-8" All callers of amd_pstate_update() already have a reference to the cpufreq_policy object. Pass the entire policy object and grab the cpudata using "policy->driver_data" instead of passing the cpudata and unnecessarily grabbing another read-side reference to the cpufreq policy object when it is already available in the caller. No functional changes intended. Reviewed-by: Mario Limonciello (AMD) Acked-by: Viresh Kumar Signed-off-by: K Prateek Nayak --- drivers/cpufreq/amd-pstate.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c index c45bc98721d2..5818a92d96b9 100644 --- a/drivers/cpufreq/amd-pstate.c +++ b/drivers/cpufreq/amd-pstate.c @@ -565,15 +565,12 @@ static inline bool amd_pstate_sample(struct amd_cpuda= ta *cpudata) return true; } =20 -static void amd_pstate_update(struct amd_cpudata *cpudata, u8 min_perf, +static void amd_pstate_update(struct cpufreq_policy *policy, u8 min_perf, u8 des_perf, u8 max_perf, bool fast_switch, int gov_flags) { - struct cpufreq_policy *policy __free(put_cpufreq_policy) =3D cpufreq_cpu_= get(cpudata->cpu); + struct amd_cpudata *cpudata =3D policy->driver_data; union perf_cached perf =3D READ_ONCE(cpudata->perf); =20 - if (!policy) - return; - /* limit the max perf when core performance boost feature is disabled */ if (!cpudata->boost_supported) max_perf =3D min_t(u8, perf.nominal_perf, max_perf); @@ -675,7 +672,7 @@ static int amd_pstate_update_freq(struct cpufreq_policy= *policy, if (!fast_switch) cpufreq_freq_transition_begin(policy, &freqs); =20 - amd_pstate_update(cpudata, perf.min_limit_perf, des_perf, + amd_pstate_update(policy, perf.min_limit_perf, des_perf, perf.max_limit_perf, fast_switch, policy->governor->flags); =20 @@ -737,7 +734,7 @@ static void amd_pstate_adjust_perf(unsigned int cpu, if (max_perf < min_perf) max_perf =3D min_perf; =20 - amd_pstate_update(cpudata, min_perf, des_perf, max_perf, true, + amd_pstate_update(policy, min_perf, des_perf, max_perf, true, policy->governor->flags); } =20 --=20 2.34.1