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To: , Mark Brown CC: Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Thierry Reding , Jonathan Hunter , Charles Keepax , , , sheetal Subject: [PATCH] ASoC: tegra: Revert fix for uninitialized flat cache warning in tegra210_ahub Date: Wed, 17 Dec 2025 18:55:24 +0530 Message-ID: <20251217132524.2844499-1-sheetal@nvidia.com> X-Mailer: git-send-email 2.34.1 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-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH2PEPF0000009B:EE_|SA1PR12MB7318:EE_ X-MS-Office365-Filtering-Correlation-Id: d192aef0-4bd9-4e5c-3f52-08de3d6fe6fc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|1800799024|376014|36860700013; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?3Dg8KwrzYiun8j5A9Y2RnCAm4J3GBoDN/yJbfcga4/Q9W8RQTT6pptIzHRc5?= =?us-ascii?Q?ueuGm9OXd+6+6miwoc6WGp/q8zsactleU4so+RNE4lCpfW7zv0YWfAjRFOdQ?= =?us-ascii?Q?dnpeu9oCVB2p2vzKn7DxMxSqHuYQpJlG1XJAD0uN9kkYbNUNEXjlvOotA6g0?= =?us-ascii?Q?ykBmJmAeLk4NR6rUg5PAOBaW+AyK4Nrmd91V9XXufRWduufYOiTwFM9w25OK?= =?us-ascii?Q?NmBhHpodaXOINNTeHPNoendZ6VerTTqdCiCLcIjKtLGMx/ESFjMi7fm10t7X?= =?us-ascii?Q?/AEIHMhzFRBgXo2IxGP/S8XqrIVKDCtAUWHTa5g0QUGfxwyK19jKPiPYdMh1?= =?us-ascii?Q?FgDYJu4zlfoSOh97+aLTRry/05BXaOibSuSxqxRK9cstNHNu5/ooen+HexIG?= =?us-ascii?Q?6EzAbhcwk9/v/r2Ds0XmKUgrESfxuk8CDAeSz/SFdOE5Vm2x3Vzb/qA1JAjJ?= =?us-ascii?Q?L2/qxZog8cIp/9QUyg0nJ++TH1RV0O3D04kcSk30NF+PqKHlBok0ktK00zyU?= =?us-ascii?Q?U/C4klwaLwR8bf9veV7HXy7qBm3x5zc3Omhc9vrcYwkfSs0424clTcVYfcIF?= =?us-ascii?Q?fycckOoqcCsTtetTbMrHJ9HLq7Ppng0OsUNDhKQlp+Zgy1rlK2XG8sdYTcBd?= =?us-ascii?Q?Rel2si9ult+xS4M0XovmAyR+tnI/L7BqIz+K8ouQErcx5iAzq6hh743Tv7PW?= =?us-ascii?Q?Lb2m6K7/1WMJ2vO95yW3TGrd4fZqyrolm4DiwnirA67MAmlyPvVJtL7s4+p6?= =?us-ascii?Q?O3SH8xvnuIcw+iLHfdlo2lYUTLHFp3f3MfmPWJz9eMlnWFk55Wju+nxTvpzN?= =?us-ascii?Q?pd/1wqBGeWYkFx6ddnwBiBBd3DgDSZNiatd7hmZYLOPB8czVP1JBWkruvQiS?= =?us-ascii?Q?us6JmMQW1ueCthqLaLAAh+toj8NFu427MqX8yH4Eqg03iM9n+BmGeBd8ZCmz?= =?us-ascii?Q?LX8E/sf90zXDtjchnQNsbw9Z0AOu1fGzX0dHeu9usncgm/wupY9Wsozzy92q?= =?us-ascii?Q?wWVsHHmmwcOZCzYb22cH6+36h9xcFJTC32aaGd0y5DhUNhJZy1Kceod7tm6O?= =?us-ascii?Q?KpjpMf7/K5bJBi7Fu+qO9YiSFeYlcp+xuUmWf6ZC9No1mquJT6aFRk0+Yw7X?= =?us-ascii?Q?7SMlgghU/j4qz49cr4ozJohcS6cQUztH+btbiH/tYicqFaCq+dwMmsLD01QC?= =?us-ascii?Q?tWlL6rdKc4QipediUQJY7o60p/RtzyOtvTW7BaOevSm+02xWHMl49itQRRPp?= =?us-ascii?Q?ym2brZksJaJZDy+XjMUkYifhAZ3QgI7n/VMItitfTowNP1HuJwMeDiGKLjZQ?= =?us-ascii?Q?sEUJ6o9gy0TdsodhKZYGU5ya0y3cwIMRMuMZfyzjKLJn21W5UoUqa45Uskkg?= =?us-ascii?Q?AxLa6crUr0R048UmiIkBiI8uJijkQjYkFTwbjFNdwUs64MRY7ihvaMw5sEzz?= =?us-ascii?Q?qz8FDK92tS6Gr4pp7Kjz5LXBi+7BXmRUpD9iV82SaJeur5zoZ3vk3mihfW5E?= =?us-ascii?Q?GbO9AFhlmw3UQyYT03Gd/zz1XOHf3+KfWM5lsZ/Dq6PNgw/gMqpbuPoV0BfX?= =?us-ascii?Q?pQhqOH+MRpxaWnGj+Nc=3D?= X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(82310400026)(1800799024)(376014)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Dec 2025 13:26:35.7561 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d192aef0-4bd9-4e5c-3f52-08de3d6fe6fc X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CH2PEPF0000009B.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB7318 Content-Type: text/plain; charset="utf-8" From: sheetal Commit 4d4021b0bbd1 ("ASoC: tegra: Fix uninitialized flat cache warning in tegra210_ahub") attempted to fix the uninitialized flat cache warning that is observed for the Tegra210 AHUB driver. However, the change broke various audio tests because an -EBUSY error is returned when accessing registers from cache before they are read from hardware. Revert this change for now, until a proper fix is available. Fixes: 4d4021b0bbd1 ("ASoC: tegra: Fix uninitialized flat cache warning in = tegra210_ahub") Signed-off-by: sheetal Acked-by: Jon Hunter --- sound/soc/tegra/tegra210_ahub.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/soc/tegra/tegra210_ahub.c b/sound/soc/tegra/tegra210_ahu= b.c index 261d9067d27b..e795907a3963 100644 --- a/sound/soc/tegra/tegra210_ahub.c +++ b/sound/soc/tegra/tegra210_ahub.c @@ -2077,7 +2077,7 @@ static const struct regmap_config tegra210_ahub_regma= p_config =3D { .val_bits =3D 32, .reg_stride =3D 4, .max_register =3D TEGRA210_MAX_REGISTER_ADDR, - .cache_type =3D REGCACHE_FLAT_S, + .cache_type =3D REGCACHE_FLAT, }; =20 static const struct regmap_config tegra186_ahub_regmap_config =3D { @@ -2085,7 +2085,7 @@ static const struct regmap_config tegra186_ahub_regma= p_config =3D { .val_bits =3D 32, .reg_stride =3D 4, .max_register =3D TEGRA186_MAX_REGISTER_ADDR, - .cache_type =3D REGCACHE_FLAT_S, + .cache_type =3D REGCACHE_FLAT, }; =20 static const struct regmap_config tegra264_ahub_regmap_config =3D { @@ -2094,7 +2094,7 @@ static const struct regmap_config tegra264_ahub_regma= p_config =3D { .reg_stride =3D 4, .writeable_reg =3D tegra264_ahub_wr_reg, .max_register =3D TEGRA264_MAX_REGISTER_ADDR, - .cache_type =3D REGCACHE_FLAT_S, + .cache_type =3D REGCACHE_FLAT, }; =20 static const struct tegra_ahub_soc_data soc_data_tegra210 =3D { --=20 2.34.1