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Wysocki" , Viresh Kumar , Thierry Reding CC: , , Yi-Wei Wang , Jon Hunter Subject: [PATCH] cpufreq: tegra194: Enable CPUFREQ thermal cooling Date: Tue, 24 Jan 2023 11:53:23 +0000 Message-ID: <20230124115323.21910-1-jonathanh@nvidia.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-NVConfidentiality: public X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM11FT113:EE_|DM4PR12MB5746:EE_ X-MS-Office365-Filtering-Correlation-Id: d239ba9b-0d1f-471e-724d-08dafe019e0a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.232; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc7edge1.nvidia.com; CAT:NONE; SFS:(13230022)(4636009)(376002)(346002)(39860400002)(396003)(136003)(451199015)(40470700004)(46966006)(36840700001)(36756003)(7636003)(356005)(2906002)(82740400003)(8936002)(4326008)(82310400005)(5660300002)(41300700001)(83380400001)(36860700001)(86362001)(26005)(478600001)(110136005)(7696005)(54906003)(186003)(40480700001)(40460700003)(70206006)(8676002)(2616005)(316002)(70586007)(426003)(107886003)(1076003)(47076005)(336012)(6666004); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jan 2023 11:53:32.5003 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d239ba9b-0d1f-471e-724d-08dafe019e0a X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.118.232]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT113.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB5746 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Yi-Wei Wang Populate the flag CPUFREQ_IS_COOLING_DEV for the Tegra194 CPUFREQ driver to register it as a cooling device. This enables CPU frequency throttling for CPUs when the passive trip points are crossed. Signed-off-by: Yi-Wei Wang Signed-off-by: Jon Hunter --- drivers/cpufreq/tegra194-cpufreq.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/tegra194-cpufreq.c b/drivers/cpufreq/tegra194-cpufreq.c index 4596c3e323aa..5890e25d7f77 100644 --- a/drivers/cpufreq/tegra194-cpufreq.c +++ b/drivers/cpufreq/tegra194-cpufreq.c @@ -411,7 +411,8 @@ static int tegra194_cpufreq_set_target(struct cpufreq_policy *policy, static struct cpufreq_driver tegra194_cpufreq_driver = { .name = "tegra194", - .flags = CPUFREQ_CONST_LOOPS | CPUFREQ_NEED_INITIAL_FREQ_CHECK, + .flags = CPUFREQ_CONST_LOOPS | CPUFREQ_NEED_INITIAL_FREQ_CHECK | + CPUFREQ_IS_COOLING_DEV, .verify = cpufreq_generic_frequency_table_verify, .target_index = tegra194_cpufreq_set_target, .get = tegra194_get_speed,