Commit 9be02247 authored by Peng Fan's avatar Peng Fan Committed by Jassi Brar
Browse files

mailbox: Remove devm_mbox_controller_unregister 



Commit e898d9cd("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: default avatarPeng Fan <peng.fan@nxp.com>
Signed-off-by: default avatarJassi Brar <jassisinghbrar@gmail.com>
parent cb7e2ec3

drivers/mailbox/mailbox.c

+0 −27
Original line number Diff line number Diff line
@@ -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);

include/linux/mailbox_controller.h

+0 −3
Original line number Diff line number Diff line
@@ -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 */