Commit ebd6823a authored by Saravana Kannan's avatar Saravana Kannan Committed by Greg Kroah-Hartman
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driver core: Add debug logs when fwnode links are added/deleted 



This will help with debugging fw_devlink issues.

Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarSaravana Kannan <saravanak@google.com>
Link: https://lore.kernel.org/r/20210915172808.620546-4-saravanak@google.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 76f13081

drivers/base/core.c

+4 −0
Original line number Diff line number Diff line
@@ -95,6 +95,8 @@ int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup) 


	list_add(&link->s_hook, &sup->consumers);

	list_add(&link->c_hook, &con->suppliers);

	pr_debug("%pfwP Linked as a fwnode consumer to %pfwP\n",

		 con, sup);

out:

	mutex_unlock(&fwnode_link_lock);
@@ -109,6 +111,8 @@ int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup) 
 */

static void __fwnode_link_del(struct fwnode_link *link)

{

	pr_debug("%pfwP Dropping the fwnode link to %pfwP\n",

		 link->consumer, link->supplier);

	list_del(&link->s_hook);

	list_del(&link->c_hook);

	kfree(link);