linux-kernel - [PATCH v1 1/4] driver core: Adds flags param to fwnode_link

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Date: Fri,  9 Feb 2024 19:05:44 -0800
From: Saravana Kannan <saravanak@...gle.com>
To: Saravana Kannan <saravanak@...gle.com>, Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>, 
	Ard Biesheuvel <ardb@...nel.org>, Frank Rowand <frowand.list@...il.com>, 
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Daniel Scally <djrscally@...il.com>, 
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>, 
	Sakari Ailus <sakari.ailus@...ux.intel.com>, Len Brown <lenb@...nel.org>
Cc: kernel-team@...roid.com, linux-kernel@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-efi@...r.kernel.org, 
	linux-acpi@...r.kernel.org
Subject: [PATCH v1 1/4] driver core: Adds flags param to fwnode_link_add()

Allow the callers to set fwnode link flags when adding fwnode links.

Signed-off-by: Saravana Kannan <saravanak@...gle.com>
---
 drivers/base/core.c              | 5 +++--
 drivers/firmware/efi/sysfb_efi.c | 2 +-
 drivers/of/property.c            | 2 +-
 include/linux/fwnode.h           | 3 ++-
 4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 14d46af40f9a..33055001e08e 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -92,12 +92,13 @@ static int __fwnode_link_add(struct fwnode_handle *con,
 	return 0;
 }
 
-int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup)
+int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup,
+		    u8 flags)
 {
 	int ret;
 
 	mutex_lock(&fwnode_link_lock);
-	ret = __fwnode_link_add(con, sup, 0);
+	ret = __fwnode_link_add(con, sup, flags);
 	mutex_unlock(&fwnode_link_lock);
 	return ret;
 }
diff --git a/drivers/firmware/efi/sysfb_efi.c b/drivers/firmware/efi/sysfb_efi.c
index 456d0e5eaf78..cc807ed35aed 100644
--- a/drivers/firmware/efi/sysfb_efi.c
+++ b/drivers/firmware/efi/sysfb_efi.c
@@ -336,7 +336,7 @@ static int efifb_add_links(struct fwnode_handle *fwnode)
 	if (!sup_np)
 		return 0;
 
-	fwnode_link_add(fwnode, of_fwnode_handle(sup_np));
+	fwnode_link_add(fwnode, of_fwnode_handle(sup_np), 0);
 	of_node_put(sup_np);
 
 	return 0;
diff --git a/drivers/of/property.c b/drivers/of/property.c
index 39a3ee1dfb58..751c11a28f33 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -1085,7 +1085,7 @@ static void of_link_to_phandle(struct device_node *con_np,
 		tmp_np = of_get_next_parent(tmp_np);
 	}
 
-	fwnode_link_add(of_fwnode_handle(con_np), of_fwnode_handle(sup_np));
+	fwnode_link_add(of_fwnode_handle(con_np), of_fwnode_handle(sup_np), 0);
 }
 
 /**
diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h
index 2a72f55d26eb..c964749953e3 100644
--- a/include/linux/fwnode.h
+++ b/include/linux/fwnode.h
@@ -210,7 +210,8 @@ static inline void fwnode_dev_initialized(struct fwnode_handle *fwnode,
 }
 
 extern bool fw_devlink_is_strict(void);
-int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup);
+int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup,
+		    u8 flags);
 void fwnode_links_purge(struct fwnode_handle *fwnode);
 void fw_devlink_purge_absent_suppliers(struct fwnode_handle *fwnode);
 
-- 
2.43.0.687.g38aa6559b0-goog