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ieee802154: add an mlme_ops call to retrieve PHY object

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ops->get_phy should increment reference to wpan-phy. As we return
the external structure, we should do refcounting correctly.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
This commit is contained in:
Dmitry Eremin-Solenikov
2009-11-04 17:53:23 +03:00
parent 478e87c233
commit 42723448b8
2 changed files with 8 additions and 0 deletions
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6
include/net/ieee802154_netdev.h
View File

@@ -74,8 +74,12 @@ static inline int mac_cb_type(struct sk_buff *skb)
#define IEEE802154_MAC_SCAN_PASSIVE 2 #define IEEE802154_MAC_SCAN_PASSIVE 2
#define IEEE802154_MAC_SCAN_ORPHAN 3 #define IEEE802154_MAC_SCAN_ORPHAN 3
struct wpan_phy;
/* /*
* This should be located at net_device->ml_priv * This should be located at net_device->ml_priv
*
* get_phy should increment the reference counting on returned phy.
* Use wpan_wpy_put to put that reference.
*/ */
struct ieee802154_mlme_ops { struct ieee802154_mlme_ops {
int (*assoc_req)(struct net_device *dev, int (*assoc_req)(struct net_device *dev,
@@ -94,6 +98,8 @@ struct ieee802154_mlme_ops {
int (*scan_req)(struct net_device *dev, int (*scan_req)(struct net_device *dev,
u8 type, u32 channels, u8 page, u8 duration); u8 type, u32 channels, u8 page, u8 duration);
struct wpan_phy *(*get_phy)(const struct net_device *dev);
/* /*
* FIXME: these should become the part of PIB/MIB interface. * FIXME: these should become the part of PIB/MIB interface.
* However we still don't have IB interface of any kind * However we still don't have IB interface of any kind

2
include/net/wpan-phy.h
View File

@@ -44,6 +44,8 @@ struct wpan_phy {
char priv[0] __attribute__((__aligned__(NETDEV_ALIGN))); char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));
}; };
#define to_phy(_dev) container_of(_dev, struct wpan_phy, dev)
struct wpan_phy *wpan_phy_alloc(size_t priv_size); struct wpan_phy *wpan_phy_alloc(size_t priv_size);
static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev) static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev)
{ {