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x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=microsoft.com header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965551AbeCSQDM (ORCPT ); Mon, 19 Mar 2018 12:03:12 -0400 Received: from mail-cys01nam02on0106.outbound.protection.outlook.com ([104.47.37.106]:53674 "EHLO NAM02-CY1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S965533AbeCSQDJ (ORCPT ); Mon, 19 Mar 2018 12:03:09 -0400 From: Sasha Levin To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" CC: Maxime Ripard , Sasha Levin Subject: [PATCH AUTOSEL for 4.9 172/281] drm/sun4i: Ignore the generic connectors for components Thread-Topic: [PATCH AUTOSEL for 4.9 172/281] drm/sun4i: Ignore the generic connectors for components Thread-Index: AQHTv5uD9qgG6lP+3keco7sYJnubnA== Date: Mon, 19 Mar 2018 16:01:17 +0000 Message-ID: <20180319155742.13731-172-alexander.levin@microsoft.com> References: <20180319155742.13731-1-alexander.levin@microsoft.com> In-Reply-To: <20180319155742.13731-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB0725;7:ok7zNkJzWk7luYdncS2f4etChJ7sdK+N5ycQk8w2aG/hogZNX+Uof5rLV1jhZdSfNYjPZKepDwls0ekjtfhucBS0r+F1FmkrA2LdEt73QD1U7vAfuz8rU8iIqCIdMBdggXjirWo60zU0U5pIaGLAj1cBx33OjW4YzXmzKTOvXRgfQK9T7WtExlrnRTIYAMMDyO6zHjAW7xzEEtMZWrVkbSa1R7eDci1iQfqWoop1uTo7NRPrGlcXUPywsvsOk12w;20:nRB4tGxKsOPKQ3nBkgOGyfmULdrxEwRJLDh7UXLcagLqa0JMKXoASMNOaO8bbqBJGzV1hEh2d6Ra/89dSJl+DFkzK9cqmdAWEl0Vuc4Ab/LwTxAYZfc3EC0LrW9DZVFG3Jbyi0DcLMpUNeIV2qKysVisfNGVvYCS9WmLzarXP/8= x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: ec03643b-b226-414e-a78a-08d58db2e273 x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(48565401081)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(2017052603328)(7193020);SRVR:DM5PR2101MB0725; 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x-microsoft-antispam-message-info: LQ+ZSkklCYe0zaORtgfjzriNX/IW3YTAJdvLx3fVQzKywMfRkRa3WTiCZRja55N/Cfcl9t1eEXSqi4Utl8JQ1h9yN2R3bCMd7CHIqQhTDJFegEW54kVPGKcj3dK8T+KnOJwIH2Hica3ajdUqKK6u9CRNdFxJOK26vSyxBwOVFDhU5ZL8DxtnSW9wptWLOw8hdwq5EBx1n9Vi4ez3Wo19iefuTCxqGjS3aNGa9imDqVlYrjcLBKm2K++Csh5QpAQ+NcLbxvnx2H0GEY/zl7oxmOrR0dNyG0gDSLrPXCLAqgDpMYtfcn7RGa+bJM5ve1zJ28g/ZOS/LNPJ2BGudTTENQ== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: ec03643b-b226-414e-a78a-08d58db2e273 X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Mar 2018 16:01:17.1820 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB0725 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Maxime Ripard [ Upstream commit 49baeb074783f5bdf770dc9fac5fbb2837190583 ] The generic connectors such as hdmi-connector doesn't have any driver in, so if they are added to the component list, we will be waiting forever for a non-existing driver to probe. Add a list of the connectors we want to ignore when building our component list. Reviewed-by: Chen-Yu Tsai Signed-off-by: Maxime Ripard Signed-off-by: Sasha Levin --- drivers/gpu/drm/sun4i/sun4i_drv.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4= i_drv.c index 1feec34ca9dd..7a3d8e8eed75 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -206,6 +206,11 @@ static const struct component_master_ops sun4i_drv_mas= ter_ops =3D { .unbind =3D sun4i_drv_unbind, }; =20 +static bool sun4i_drv_node_is_connector(struct device_node *node) +{ + return of_device_is_compatible(node, "hdmi-connector"); +} + static bool sun4i_drv_node_is_frontend(struct device_node *node) { return of_device_is_compatible(node, "allwinner,sun5i-a13-display-fronten= d") || @@ -246,6 +251,13 @@ static int sun4i_drv_add_endpoints(struct device *dev, !of_device_is_available(node)) return 0; =20 + /* + * The connectors will be the last nodes in our pipeline, we + * can just bail out. + */ + if (sun4i_drv_node_is_connector(node)) + return 0; + if (!sun4i_drv_node_is_frontend(node)) { /* Add current component */ DRM_DEBUG_DRIVER("Adding component %s\n", --=20 2.14.1