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authorGerd Hoffmann <kraxel@redhat.com>2018-10-02 13:10:40 +0200
committerGerd Hoffmann <kraxel@redhat.com>2018-10-05 13:53:50 +0200
commit6b7e2d5c30322e6f30fcffb592615906ce9d3c6a (patch)
tree6f0c819bd2435f980deaf74a53b7a5aa99000887 /drivers/gpu/drm/drm_connector.c
parentdrm: Fix kernel doc for DRM_MODE_PROP_IMMUTABLE (diff)
downloadlinux-6b7e2d5c30322e6f30fcffb592615906ce9d3c6a.tar.xz
linux-6b7e2d5c30322e6f30fcffb592615906ce9d3c6a.zip
drm: add drm_connector_attach_edid_property()
drm_connector_init doesn't attach the edid property for some connector types, drm_connector_attach_edid_property() can be used to enable the edid property in these cases. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20181002111041.17053-2-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/drm_connector.c')
-rw-r--r--drivers/gpu/drm/drm_connector.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index 1e40e5decbe9..5d01414ec9f7 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -260,9 +260,7 @@ int drm_connector_init(struct drm_device *dev,
if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL &&
connector_type != DRM_MODE_CONNECTOR_WRITEBACK)
- drm_object_attach_property(&connector->base,
- config->edid_property,
- 0);
+ drm_connector_attach_edid_property(connector);
drm_object_attach_property(&connector->base,
config->dpms_property, 0);
@@ -295,6 +293,25 @@ out_put:
EXPORT_SYMBOL(drm_connector_init);
/**
+ * drm_connector_attach_edid_property - attach edid property.
+ * @dev: DRM device
+ * @connector: the connector
+ *
+ * Some connector types like DRM_MODE_CONNECTOR_VIRTUAL do not get a
+ * edid property attached by default. This function can be used to
+ * explicitly enable the edid property in these cases.
+ */
+void drm_connector_attach_edid_property(struct drm_connector *connector)
+{
+ struct drm_mode_config *config = &connector->dev->mode_config;
+
+ drm_object_attach_property(&connector->base,
+ config->edid_property,
+ 0);
+}
+EXPORT_SYMBOL(drm_connector_attach_edid_property);
+
+/**
* drm_connector_attach_encoder - attach a connector to an encoder
* @connector: connector to attach
* @encoder: encoder to attach @connector to