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To: , CC: , , , , , , Ritu Chaudhary , Sheetal Subject: [PATCH] ASoC: tegra: Use non-atomic timeout for ADX status register Date: Tue, 11 Mar 2025 06:20:10 +0000 Message-ID: <20250311062010.33412-1-sheetal@nvidia.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWH0EPF000989E6:EE_|CH3PR12MB9281:EE_ X-MS-Office365-Filtering-Correlation-Id: 6da0aa69-1723-4ff4-5cfa-08dd6064f621 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|36860700013|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?UwponhYSN1XXrhTEqi/o61i//w168AY4GtL7S/TvRz6hnJUyQbY7y9Ot5N46?= =?us-ascii?Q?351yrT1uLxNqqLZU5y5EcpdlxT13oLjNfzhGDsGcBjZidx3bUa1BDGtFryrQ?= =?us-ascii?Q?QSCOpQPGLrilGIo0qv0PHUug4Wz1GHBfkIclsPO+ZDlF+yR0BWAFoXR53b6H?= =?us-ascii?Q?+8awdoDX/O79STUoSwYi2k9gs+3Bn3P2d8pCEkFWsYC8jm3PbL+kFplDELmH?= =?us-ascii?Q?yRLwwkpp9CvOA/yQP3Huf2M1D4egTQ+nCQsCuThjFvYoR7RyX7RO+v8Q9e0Q?= =?us-ascii?Q?yPoXyHsl4lfIWZGqLA/B0JnNfIRqXN2conBGllzdQY0L3WHKmkHyK/KYJbCk?= =?us-ascii?Q?7FrZ4smSfjHZNwwLPC6PUgITyTrZmgbke2qRNvtrN1XbrOK6q50tXK9rB9pZ?= =?us-ascii?Q?AjuprlVGGQYMdU1SrlVYr2sPikAk5kuwZ1HQPpOLdYl5aNxjVHQJ+seFCM/J?= =?us-ascii?Q?7sJn0/UskzZ1e6naXarnqYw/53uc6j2+zMptzfqV8L6xB7AgN8A9eJA3l2SW?= =?us-ascii?Q?IcA97Wk4oi0Vejzmnu1slH38X8yqnNdTl/dpjxVfkCetGN4jvtapgFfIUgpY?= =?us-ascii?Q?nKBZM36caZXrkkYislOWwcZaon381Ne/aoagWckBt1tSOF0fXjz9qeg3tm67?= =?us-ascii?Q?gfjUkds/dFUgtKnPpth/GRaW7aZfruLXYVtVKrSRceEQ4rO0iJ2N8L0dodpc?= =?us-ascii?Q?kObf75iZ/tlCLDxm4+AGAu3Y0W8bnrqsvReMIUYZjh2zbxCcReGmIOwMAlh5?= =?us-ascii?Q?4k3IRo6IfvCvkNvXR/W1m1bxMjnpRMCJ3o42q9/0e1rliyTcbq9s9TxbFo3p?= =?us-ascii?Q?JaLy8pT8izErqG/m3GKwuBww3YKt3kmK9jktnh0zFJGXNOJbaLMbTh3D/pie?= =?us-ascii?Q?vVvRm6QHjzmNXQWwGQIiLqGTgJut0WW5QKnKaBAbPsAWQNNlqwjCl42yX3+/?= =?us-ascii?Q?Tr1DA6WflTJRiOn3a+gbOEQM5xqPjQKEhBqs60rGxlCM9f5G5gFQb6fxVgTy?= =?us-ascii?Q?mnURGYlG0A1kPNsNmhxDVav2Dh69hghXPmxw40bKOTmGJR8vb8jHNloigu9y?= =?us-ascii?Q?f1tlXleQew465YepEgkgj4PRgdA4QWp/hIUaEj+1dcYoQ140Ri220LSCNJtd?= =?us-ascii?Q?r3AEeL7D0gg0wtVCug+Y3o4Cz1QC1/Ob9yvxuVTkN155VfBQePW/SveHRqEf?= =?us-ascii?Q?bAKo4Ez3IEHIwjSeQ2o3R8hGAjibtem3Kg+TNA2/yrZ4RzCMkUP1he+q/JBR?= =?us-ascii?Q?Q8YPVNUj6nrKl4r3jv9LWC16dWIw4z5PZ1VpG3gOMlnyaWpoA9c/4WMExp9x?= =?us-ascii?Q?ta20PuqOK4qGEGAsGf1u0i9OYAHNQ4jcgguyz/24HpI81XXFyln5ibmt4pM+?= =?us-ascii?Q?CtySszpvFvCuZMEUTJpUwBu7EWh5qZPttGyczx3wL1fgaLCha/nuA/Wg0YMy?= =?us-ascii?Q?hdSi9KhFuHfrjzCRwfKzJaATiim1QKK2dS9C9xqW2Eg+9tIPs7vfxgi8dvph?= =?us-ascii?Q?uv7evUARlxpJSvg=3D?= X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(376014)(1800799024)(36860700013)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Mar 2025 06:21:29.7918 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6da0aa69-1723-4ff4-5cfa-08dd6064f621 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: MWH0EPF000989E6.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB9281 From: Ritu Chaudhary ADX startup() callback uses atomic poll timeout on ADX status register. This is unnecessary because: - The startup() callback itself is non-atomic. - The subsequent timeout call in the same function already uses a non-atomic version. Using atomic version can hog CPU when it is not really needed, so replace it with non-atomic version. Fixes: a99ab6f395a9e ("ASoC: tegra: Add Tegra210 based ADX driver") Signed-off-by: Ritu Chaudhary Signed-off-by: Sheetal --- sound/soc/tegra/tegra210_adx.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c index 0aa93b948378..3c10e09976ad 100644 --- a/sound/soc/tegra/tegra210_adx.c +++ b/sound/soc/tegra/tegra210_adx.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only -// SPDX-FileCopyrightText: Copyright (c) 2021-2024 NVIDIA CORPORATION & AFFILIATES. +// SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. // All rights reserved. // // tegra210_adx.c - Tegra210 ADX driver @@ -57,8 +57,8 @@ static int tegra210_adx_startup(struct snd_pcm_substream *substream, int err; /* Ensure if ADX status is disabled */ - err = regmap_read_poll_timeout_atomic(adx->regmap, TEGRA210_ADX_STATUS, - val, !(val & 0x1), 10, 10000); + err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_STATUS, + val, !(val & 0x1), 10, 10000); if (err < 0) { dev_err(dai->dev, "failed to stop ADX, err = %d\n", err); return err; -- 2.17.1