Commit 25ca6472 authored by Tomas Winkler's avatar Tomas Winkler Committed by Greg Kroah-Hartman
Browse files

mei: add me client remove functions 



To support dynamic addition/remove we add wrappers
for removal of me clients

Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5ca2d388

drivers/misc/mei/client.c

+21 −1
Original line number Diff line number Diff line
@@ -47,7 +47,6 @@ struct mei_me_client *mei_me_cl_by_uuid(const struct mei_device *dev, 
	return NULL;

}





/**

 * mei_me_cl_by_id return index to me_clients for client_id

 *
@@ -70,6 +69,27 @@ struct mei_me_client *mei_me_cl_by_id(struct mei_device *dev, u8 client_id) 
	return NULL;

}



/**

 * mei_me_cl_remove - remove me client matching uuid and client_id

 *

 * @dev: the device structure

 * @uuid: me client uuid

 * @client_id: me client address

 */

void mei_me_cl_remove(struct mei_device *dev, const uuid_le *uuid, u8 client_id)

{

	struct mei_me_client *me_cl, *next;



	list_for_each_entry_safe(me_cl, next, &dev->me_clients, list) {

		if (uuid_le_cmp(*uuid, me_cl->props.protocol_name) == 0 &&

		    me_cl->client_id == client_id) {

			list_del(&me_cl->list);

			kfree(me_cl);

			break;

		}

	}

}





/**

 * mei_cl_cmp_id - tells if the clients are the same

drivers/misc/mei/client.h

+2 −0
Original line number Diff line number Diff line
@@ -27,6 +27,8 @@ 
struct mei_me_client *mei_me_cl_by_uuid(const struct mei_device *dev,

					const uuid_le *cuuid);

struct mei_me_client *mei_me_cl_by_id(struct mei_device *dev, u8 client_id);

void mei_me_cl_remove(struct mei_device *dev,

		      const uuid_le *uuid, u8 client_id);



/*

 * MEI IO Functions

drivers/misc/mei/hbm.c

+15 −6
Original line number Diff line number Diff line
@@ -71,21 +71,30 @@ void mei_hbm_idle(struct mei_device *dev) 
}



/**

 * mei_hbm_reset - reset hbm counters and book keeping data structurs

 * mei_me_cl_remove_all - remove all me clients

 *

 * @dev: the device structure

 */

void mei_hbm_reset(struct mei_device *dev)

static void mei_me_cl_remove_all(struct mei_device *dev)

{

	struct mei_me_client *me_cl, *next;



	dev->me_client_presentation_num = 0;

	dev->me_client_index = 0;



	list_for_each_entry_safe(me_cl, next, &dev->me_clients, list) {

			list_del(&me_cl->list);

			kfree(me_cl);

	}

}



/**

 * mei_hbm_reset - reset hbm counters and book keeping data structurs

 *

 * @dev: the device structure

 */

void mei_hbm_reset(struct mei_device *dev)

{

	dev->me_client_presentation_num = 0;

	dev->me_client_index = 0;



	mei_me_cl_remove_all(dev);



	mei_hbm_idle(dev);

}