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Commit 3bac42ca authored by Viresh Kumar's avatar Viresh Kumar Committed by Rafael J. Wysocki
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PM / OPP: Create _remove_device_opp() for freeing dev_opp 



This will be used from multiple places later. Lets create a separate
routine for that.

Reviewed-by: default avatarStephen Boyd <sboyd@codeaurora.org>
Reviewed-by: default avatarBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 737002b5

drivers/base/power/opp.c

+17 −5
Original line number Original line Diff line number Diff line
@@ -448,6 +448,22 @@ static void _kfree_device_rcu(struct rcu_head *head) 
	kfree_rcu(device_opp, rcu_head);

	kfree_rcu(device_opp, rcu_head);

}

}





/**

 * _remove_device_opp() - Removes a device OPP table

 * @dev_opp: device OPP table to be removed.

 *

 * Removes/frees device OPP table it it doesn't contain any OPPs.

 */

static void _remove_device_opp(struct device_opp *dev_opp)

{

	if (!list_empty(&dev_opp->opp_list))

		return;



	list_del_rcu(&dev_opp->node);

	call_srcu(&dev_opp->srcu_head.srcu, &dev_opp->rcu_head,

		  _kfree_device_rcu);

}



/**

/**

 * _kfree_opp_rcu() - Free OPP RCU handler

 * _kfree_opp_rcu() - Free OPP RCU handler

 * @head:	RCU head

 * @head:	RCU head
@@ -481,11 +497,7 @@ static void _opp_remove(struct device_opp *dev_opp, 
	list_del_rcu(&opp->node);

	list_del_rcu(&opp->node);

	call_srcu(&dev_opp->srcu_head.srcu, &opp->rcu_head, _kfree_opp_rcu);

	call_srcu(&dev_opp->srcu_head.srcu, &opp->rcu_head, _kfree_opp_rcu);





	if (list_empty(&dev_opp->opp_list)) {

	_remove_device_opp(dev_opp);

		list_del_rcu(&dev_opp->node);

		call_srcu(&dev_opp->srcu_head.srcu, &dev_opp->rcu_head,

			  _kfree_device_rcu);

	}

}

}





/**

/**