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DIR:OUT; SFP:1102; SCL:1; SRVR:DM5PR2101MB0725; H:DM5PR2101MB1032.namprd21.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: LQ+ZSkklCYe0zaORtgfjzriNX/IW3YTAJdvLx3fVQzKywMfRkRa3WTiCZRja55N/Cfcl9t1eEXSqi4Utl8JQ1h9yN2R3bCMd7CHIqQhTDJFegEW54kVPGKcj3dK8T+KnOJwIH2Hica3ajdUqKK6u9CRNdFxJOK26vSyxBwOVFDhU5ZL8DxtnSW9wptWLOw8hdwq5EBx1n9Vi4ez3Wo19iefuTCxqGjS3aNGa9imDqVlYrjcLBKm2K++Csh5QpAQ+NcLbxvnx2H0GEY/zl7oxmOrR0dNyG0gDSLrPXCLAqgDpMYtfcn7RGa+bJM5ve1zJ28g/ZOS/LNPJ2BGudTTENQ== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM 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: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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(+) -- 2.14.1 diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_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_master_ops = { .unbind = sun4i_drv_unbind, }; +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-frontend") || @@ -246,6 +251,13 @@ static int sun4i_drv_add_endpoints(struct device *dev, !of_device_is_available(node)) return 0; + /* + * 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",