netdev - [PATCH RFC net-next 1/7] software node: allow named software node to be created

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Message-Id: <E1pex8F-00Dvnf-Sm@rmk-PC.armlinux.org.uk>
Date:   Wed, 22 Mar 2023 11:59:55 +0000
From:   Russell King (Oracle) <rmk+kernel@...linux.org.uk>
To:     Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Daniel Scally <djrscally@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Jakub Kicinski <kuba@...nel.org>, linux-acpi@...r.kernel.org,
        netdev@...r.kernel.org, Paolo Abeni <pabeni@...hat.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Vladimir Oltean <olteanv@...il.com>
Subject: [PATCH RFC net-next 1/7] software node: allow named software node to
 be created

From: Vladimir Oltean <vladimir.oltean@....com>

Allow a named software node to be created, which is needed for software
nodes for a fixed-link specification for DSA.

Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 drivers/base/swnode.c    | 14 ++++++++++++--
 include/linux/property.h |  4 ++++
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index 1886995a0b3a..e4d07e1655a9 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -911,8 +911,9 @@ void software_node_unregister(const struct software_node *node)
 EXPORT_SYMBOL_GPL(software_node_unregister);
 
 struct fwnode_handle *
-fwnode_create_software_node(const struct property_entry *properties,
-			    const struct fwnode_handle *parent)
+fwnode_create_named_software_node(const struct property_entry *properties,
+				  const struct fwnode_handle *parent,
+				  const char *name)
 {
 	struct fwnode_handle *fwnode;
 	struct software_node *node;
@@ -930,6 +931,7 @@ fwnode_create_software_node(const struct property_entry *properties,
 		return ERR_CAST(node);
 
 	node->parent = p ? p->node : NULL;
+	node->name = name;
 
 	fwnode = swnode_register(node, p, 1);
 	if (IS_ERR(fwnode))
@@ -937,6 +939,14 @@ fwnode_create_software_node(const struct property_entry *properties,
 
 	return fwnode;
 }
+EXPORT_SYMBOL_GPL(fwnode_create_named_software_node);
+
+struct fwnode_handle *
+fwnode_create_software_node(const struct property_entry *properties,
+			    const struct fwnode_handle *parent)
+{
+	return fwnode_create_named_software_node(properties, parent, NULL);
+}
 EXPORT_SYMBOL_GPL(fwnode_create_software_node);
 
 void fwnode_remove_software_node(struct fwnode_handle *fwnode)
diff --git a/include/linux/property.h b/include/linux/property.h
index 0a29db15ff34..f7100e836eb4 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -495,6 +495,10 @@ void software_node_unregister(const struct software_node *node);
 struct fwnode_handle *
 fwnode_create_software_node(const struct property_entry *properties,
 			    const struct fwnode_handle *parent);
+struct fwnode_handle *
+fwnode_create_named_software_node(const struct property_entry *properties,
+				  const struct fwnode_handle *parent,
+				  const char *name);
 void fwnode_remove_software_node(struct fwnode_handle *fwnode);
 
 int device_add_software_node(struct device *dev, const struct software_node *node);
-- 
2.30.2