}
EXPORT_SYMBOL(drm_get_format_name);
+/*
+ * Internal function to assign a slot in the object idr and optionally
+ * register the object into the idr.
+ */
+static int drm_mode_object_get_reg(struct drm_device *dev,
+ struct drm_mode_object *obj,
+ uint32_t obj_type,
+ bool register_obj)
+{
+ int ret;
+
+ mutex_lock(&dev->mode_config.idr_mutex);
+ ret = idr_alloc(&dev->mode_config.crtc_idr, register_obj ? obj : NULL, 1, 0, GFP_KERNEL);
+ if (ret >= 0) {
+ /*
+ * Set up the object linking under the protection of the idr
+ * lock so that other users can't see inconsistent state.
+ */
+ obj->id = ret;
+ obj->type = obj_type;
+ }
+ mutex_unlock(&dev->mode_config.idr_mutex);
+
+ return ret < 0 ? ret : 0;
+}
+
/**
* drm_mode_object_get - allocate a new modeset identifier
* @dev: DRM device
int drm_mode_object_get(struct drm_device *dev,
struct drm_mode_object *obj, uint32_t obj_type)
{
- int ret;
+ return drm_mode_object_get_reg(dev, obj, obj_type, true);
+}
+static void drm_mode_object_register(struct drm_device *dev,
+ struct drm_mode_object *obj)
+{
mutex_lock(&dev->mode_config.idr_mutex);
- ret = idr_alloc(&dev->mode_config.crtc_idr, obj, 1, 0, GFP_KERNEL);
- if (ret >= 0) {
- /*
- * Set up the object linking under the protection of the idr
- * lock so that other users can't see inconsistent state.
- */
- obj->id = ret;
- obj->type = obj_type;
- }
+ idr_replace(&dev->mode_config.crtc_idr, obj, obj->id);
mutex_unlock(&dev->mode_config.idr_mutex);
-
- return ret < 0 ? ret : 0;
}
/**
mutex_lock(&dev->mode_config.idr_mutex);
obj = idr_find(&dev->mode_config.crtc_idr, id);
- if (!obj || (type != DRM_MODE_OBJECT_ANY && obj->type != type) ||
- (obj->id != id))
+ if (obj && type != DRM_MODE_OBJECT_ANY && obj->type != type)
+ obj = NULL;
+ if (obj && obj->id != id)
+ obj = NULL;
+ /* don't leak out unref'd fb's */
+ if (obj && (obj->type == DRM_MODE_OBJECT_FB))
obj = NULL;
mutex_unlock(&dev->mode_config.idr_mutex);
* function.*/
WARN_ON(type == DRM_MODE_OBJECT_FB);
obj = _object_find(dev, id, type);
- /* don't leak out unref'd fb's */
- if (obj && (obj->type == DRM_MODE_OBJECT_FB))
- obj = NULL;
return obj;
}
EXPORT_SYMBOL(drm_mode_object_find);
drm_modeset_lock_all(dev);
- ret = drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR);
+ ret = drm_mode_object_get_reg(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR, false);
if (ret)
goto out_unlock;
drm_object_attach_property(&connector->base,
dev->mode_config.dpms_property, 0);
+ connector->debugfs_entry = NULL;
+
out_put:
if (ret)
drm_mode_object_put(dev, &connector->base);
}
EXPORT_SYMBOL(drm_connector_cleanup);
+/**
+ * drm_connector_register - register a connector
+ * @connector: the connector to register
+ *
+ * Register userspace interfaces for a connector
+ *
+ * Returns:
+ * Zero on success, error code on failure.
+ */
+int drm_connector_register(struct drm_connector *connector)
+{
+ int ret;
+
+ drm_mode_object_register(connector->dev, &connector->base);
+
+ ret = drm_sysfs_connector_add(connector);
+ if (ret)
+ return ret;
+
+ ret = drm_debugfs_connector_add(connector);
+ if (ret) {
+ drm_sysfs_connector_remove(connector);
+ return ret;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(drm_connector_register);
+
+/**
+ * drm_connector_unregister - unregister a connector
+ * @connector: the connector to unregister
+ *
+ * Unregister userspace interfaces for a connector
+ */
+void drm_connector_unregister(struct drm_connector *connector)
+{
+ drm_sysfs_connector_remove(connector);
+ drm_debugfs_connector_remove(connector);
+}
+EXPORT_SYMBOL(drm_connector_unregister);
+
+
/**
* drm_connector_unplug_all - unregister connector userspace interfaces
* @dev: drm device
/* taking the mode config mutex ends up in a clash with sysfs */
list_for_each_entry(connector, &dev->mode_config.connector_list, head)
- drm_sysfs_connector_remove(connector);
+ drm_connector_unregister(connector);
}
EXPORT_SYMBOL(drm_connector_unplug_all);
{
struct drm_property *edid;
struct drm_property *dpms;
+ struct drm_property *dev_path;
/*
* Standard properties (apply to all connectors)
ARRAY_SIZE(drm_dpms_enum_list));
dev->mode_config.dpms_property = dpms;
+ dev_path = drm_property_create(dev,
+ DRM_MODE_PROP_BLOB |
+ DRM_MODE_PROP_IMMUTABLE,
+ "PATH", 0);
+ dev->mode_config.path_property = dev_path;
+
return 0;
}
}
EXPORT_SYMBOL(drm_mode_group_init_legacy_group);
+void drm_reinit_primary_mode_group(struct drm_device *dev)
+{
+ drm_modeset_lock_all(dev);
+ drm_mode_group_destroy(&dev->primary->mode_group);
+ drm_mode_group_init_legacy_group(dev, &dev->primary->mode_group);
+ drm_modeset_unlock_all(dev);
+}
+EXPORT_SYMBOL(drm_reinit_primary_mode_group);
+
/**
* drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo
* @out: drm_mode_modeinfo struct to return to the user
EXPORT_SYMBOL(drm_property_create);
/**
- * drm_property_create - create a new enumeration property type
+ * drm_property_create_enum - create a new enumeration property type
* @dev: drm device
* @flags: flags specifying the property type
* @name: name of the property
EXPORT_SYMBOL(drm_property_create_enum);
/**
- * drm_property_create - create a new bitmask property type
+ * drm_property_create_bitmask - create a new bitmask property type
* @dev: drm device
* @flags: flags specifying the property type
* @name: name of the property
}
/**
- * drm_property_create - create a new ranged property type
+ * drm_property_create_range - create a new ranged property type
* @dev: drm device
* @flags: flags specifying the property type
* @name: name of the property
return ret;
}
+int drm_mode_connector_set_path_property(struct drm_connector *connector,
+ char *path)
+{
+ struct drm_device *dev = connector->dev;
+ int ret, size;
+ size = strlen(path) + 1;
+
+ connector->path_blob_ptr = drm_property_create_blob(connector->dev,
+ size, path);
+ if (!connector->path_blob_ptr)
+ return -EINVAL;
+
+ ret = drm_object_property_set_value(&connector->base,
+ dev->mode_config.path_property,
+ connector->path_blob_ptr->base.id);
+ return ret;
+}
+EXPORT_SYMBOL(drm_mode_connector_set_path_property);
+
/**
* drm_mode_connector_update_edid_property - update the edid property of a connector
* @connector: drm connector
struct drm_device *dev = connector->dev;
int ret, size;
+ /* ignore requests to set edid when overridden */
+ if (connector->override_edid)
+ return 0;
+
if (connector->edid_blob_ptr)
drm_property_destroy_blob(dev, connector->edid_blob_ptr);
projects / firefly-linux-kernel-4.4.55.git / blobdiff