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Fri, 11 Nov 2022 02:20:22 -0800 Received: from rnnvmail202.nvidia.com (10.129.68.7) by rnnvmail203.nvidia.com (10.129.68.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.36; Fri, 11 Nov 2022 02:20:22 -0800 Received: from jilin-desktop.nvidia.com (10.127.8.13) by mail.nvidia.com (10.129.68.7) with Microsoft SMTP Server id 15.2.986.36 via Frontend Transport; Fri, 11 Nov 2022 02:20:20 -0800 From: Jim Lin To: , , CC: , , , , Jim Lin Subject: [PATCH v7 0/3] xhci: tegra: USB2 pad power controls Date: Fri, 11 Nov 2022 18:18:10 +0800 Message-ID: <20221111101813.32482-1-jilin@nvidia.com> X-Mailer: git-send-email 2.17.1 X-NVConfidentiality: public MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT039:EE_|DM4PR12MB6039:EE_ X-MS-Office365-Filtering-Correlation-Id: a5d6b6b4-0d87-40f0-ec5c-08dac3ce5dec X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Nov 2022 10:20:33.1896 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a5d6b6b4-0d87-40f0-ec5c-08dac3ce5dec 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: CO1NAM11FT039.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB6039 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org 1. Export symbol on xhci_hub_control 2. Add hub_control to xhci_driver_overrides 3. Program USB2 pad PD controls during port connect/disconnect, port suspend/resume, and test mode, to reduce power consumption on disconnect or suspend. Patch xhci: tegra: USB2 pad power controls depends on xhci: hub: export symbol on xhci_hub_control xhci: Add hub_control to xhci_driver_overrides Jim Lin (3): xhci: Add hub_control to xhci_driver_overrides xhci: hub: export symbol on xhci_hub_control xhci: tegra: USB2 pad power controls drivers/usb/host/xhci-hub.c | 1 + drivers/usb/host/xhci-tegra.c | 125 ++++++++++++++++++++++++++++++++++ drivers/usb/host/xhci.c | 2 + drivers/usb/host/xhci.h | 2 + 4 files changed, 130 insertions(+) Acked-by: Mathias Nyman