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Mon, 19 May 2025 02:09:37 -0700 From: Wayne Chang To: , , , , , CC: , , , Haotien Hsu , Subject: [PATCH V2 2/2] phy: tegra: xusb: Disable periodic tracking on Tegra234 Date: Mon, 19 May 2025 17:09:29 +0800 Message-ID: <20250519090929.3132456-3-waynec@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250519090929.3132456-1-waynec@nvidia.com> References: <20250519090929.3132456-1-waynec@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-NVConfidentiality: public Content-Transfer-Encoding: quoted-printable X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1PEPF000042A9:EE_|IA0PR12MB8696:EE_ X-MS-Office365-Filtering-Correlation-Id: 61f7afae-2ed1-49ee-5bd1-08dd96b4faf7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|376014|82310400026; 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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 May 2025 09:10:20.4337 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 61f7afae-2ed1-49ee-5bd1-08dd96b4faf7 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1PEPF000042A9.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8696 From: Haotien Hsu Periodic calibration updates (~10=C2=B5s) may overlap with transfers when PCIe NVMe SSD, LPDDR, and USB2 devices operate simultaneously, causing crosstalk on Tegra234 devices. Hence disable periodic calibration updates and make this a one-time calibration. Fixes: d8163a32ca95 ("phy: tegra: xusb: Add Tegra234 support") Cc: stable@vger.kernel.org Signed-off-by: Haotien Hsu Signed-off-by: Wayne Chang --- V1->V2: Rebased the commit drivers/phy/tegra/xusb-tegra186.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/phy/tegra/xusb-tegra186.c b/drivers/phy/tegra/xusb-teg= ra186.c index 683692f0ec3c..ba668c77457f 100644 --- a/drivers/phy/tegra/xusb-tegra186.c +++ b/drivers/phy/tegra/xusb-tegra186.c @@ -1711,7 +1711,7 @@ const struct tegra_xusb_padctl_soc tegra234_xusb_padc= tl_soc =3D { .num_supplies =3D ARRAY_SIZE(tegra194_xusb_padctl_supply_names), .supports_gen2 =3D true, .poll_trk_completed =3D true, - .trk_hw_mode =3D true, + .trk_hw_mode =3D false, .trk_update_on_idle =3D true, .supports_lp_cfg_en =3D true, }; --=20 2.25.1