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Wed, 28 Sep 2022 05:57:21 -0700 From: Haotien Hsu To: Philipp Zabel CC: Haotien Hsu , Wayne Chang , JC Kuo , Kishon Vijay Abraham I , Vinod Koul , Thierry Reding , "Jonathan Hunter" , , , Subject: [PATCH v2] phy: tegra: xusb: Enable usb role switch attribute Date: Wed, 28 Sep 2022 20:56:40 +0800 Message-ID: <20220928125640.2219402-1-haotienh@nvidia.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.126.231.35] X-ClientProxiedBy: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT093:EE_|CY8PR12MB7196:EE_ X-MS-Office365-Filtering-Correlation-Id: f0ef9de7-86d9-4d8a-77b1-08daa1510638 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:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230022)(4636009)(136003)(396003)(346002)(376002)(39860400002)(451199015)(46966006)(40470700004)(36840700001)(82310400005)(356005)(478600001)(36860700001)(7636003)(426003)(40480700001)(86362001)(4744005)(8936002)(36756003)(70206006)(16526019)(6666004)(70586007)(6916009)(47076005)(26005)(7696005)(54906003)(82740400003)(5660300002)(4326008)(8676002)(1076003)(316002)(41300700001)(2616005)(83380400001)(336012)(186003)(40460700003)(2906002);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Sep 2022 12:57:39.4039 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f0ef9de7-86d9-4d8a-77b1-08daa1510638 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: CO1NAM11FT093.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR12MB7196 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Wayne Chang This patch enables the usb-role-switch attribute and lets users check the current device role of the otg capability ports Signed-off-by: Wayne Chang Signed-off-by: Haotien Hsu --- V1->V2 - Fix typo and changelog line limit --- drivers/phy/tegra/xusb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c index aa5237eacd29..220ab7719ade 100644 --- a/drivers/phy/tegra/xusb.c +++ b/drivers/phy/tegra/xusb.c @@ -656,6 +656,7 @@ static int tegra_xusb_setup_usb_role_switch(struct tegr= a_xusb_port *port) struct usb_role_switch_desc role_sx_desc =3D { .fwnode =3D dev_fwnode(&port->dev), .set =3D tegra_xusb_role_sw_set, + .allow_userspace_control =3D true, }; int err =3D 0; =20 --=20 2.25.1