From: Peng Fan Date: Fri, 11 Apr 2025 13:14:12 +0000 (+0800) Subject: mailbox: Remove devm_mbox_controller_unregister X-Git-Tag: v6.16-rc1~84^2~7 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9be022476fea62b32aa05d9d370e0175155731e6;p=thirdparty%2Flinux.git mailbox: Remove devm_mbox_controller_unregister Commit e898d9cdd3a9("mailbox: Add device-managed registration functions") introduced device-managed API for mailbox, but in the past 7 years, there is no user for devm_mbox_controller_unregister. So remove it. Signed-off-by: Peng Fan Signed-off-by: Jassi Brar --- diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c index 3a58dc56f015b..3c3bdf278b8e7 100644 --- a/drivers/mailbox/mailbox.c +++ b/drivers/mailbox/mailbox.c @@ -587,16 +587,6 @@ static void __devm_mbox_controller_unregister(struct device *dev, void *res) mbox_controller_unregister(*mbox); } -static int devm_mbox_controller_match(struct device *dev, void *res, void *data) -{ - struct mbox_controller **mbox = res; - - if (WARN_ON(!mbox || !*mbox)) - return 0; - - return *mbox == data; -} - /** * devm_mbox_controller_register() - managed mbox_controller_register() * @dev: device owning the mailbox controller being registered @@ -632,20 +622,3 @@ int devm_mbox_controller_register(struct device *dev, return 0; } EXPORT_SYMBOL_GPL(devm_mbox_controller_register); - -/** - * devm_mbox_controller_unregister() - managed mbox_controller_unregister() - * @dev: device owning the mailbox controller being unregistered - * @mbox: mailbox controller being unregistered - * - * This function unregisters the mailbox controller and removes the device- - * managed resource that was set up to automatically unregister the mailbox - * controller on driver probe failure or driver removal. It's typically not - * necessary to call this function. - */ -void devm_mbox_controller_unregister(struct device *dev, struct mbox_controller *mbox) -{ - WARN_ON(devres_release(dev, __devm_mbox_controller_unregister, - devm_mbox_controller_match, mbox)); -} -EXPORT_SYMBOL_GPL(devm_mbox_controller_unregister); diff --git a/include/linux/mailbox_controller.h b/include/linux/mailbox_controller.h index 5fb0b65f45a2c..ad01c40823586 100644 --- a/include/linux/mailbox_controller.h +++ b/include/linux/mailbox_controller.h @@ -134,7 +134,4 @@ void mbox_chan_txdone(struct mbox_chan *chan, int r); /* atomic */ int devm_mbox_controller_register(struct device *dev, struct mbox_controller *mbox); -void devm_mbox_controller_unregister(struct device *dev, - struct mbox_controller *mbox); - #endif /* __MAILBOX_CONTROLLER_H */