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Commit 1c889f4d authored by Dmitry Eremin-Solenikov's avatar Dmitry Eremin-Solenikov
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wpan-phy: add wpan-phy iteration functions 



Add API to iterate over the wpan-phy instances.

Signed-off-by: default avatarDmitry Eremin-Solenikov <dbaryshkov@gmail.com>
parent 69d9ab96

include/net/wpan-phy.h

+2 −0
Original line number Diff line number Diff line
@@ -48,6 +48,8 @@ struct wpan_phy *wpan_phy_alloc(size_t priv_size); 
int wpan_phy_register(struct device *parent, struct wpan_phy *phy);

void wpan_phy_unregister(struct wpan_phy *phy);

void wpan_phy_free(struct wpan_phy *phy);

/* Same semantics as for class_for_each_device */

int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), void *data);



static inline void *wpan_phy_priv(struct wpan_phy *phy)

{

net/ieee802154/wpan-class.c

+25 −0
Original line number Diff line number Diff line
@@ -91,6 +91,31 @@ struct wpan_phy *wpan_phy_find(const char *str) 
}

EXPORT_SYMBOL(wpan_phy_find);



struct wpan_phy_iter_data {

	int (*fn)(struct wpan_phy *phy, void *data);

	void *data;

};



static int wpan_phy_iter(struct device *dev, void *_data)

{

	struct wpan_phy_iter_data *wpid = _data;

	struct wpan_phy *phy = container_of(dev, struct wpan_phy, dev);

	return wpid->fn(phy, wpid->data);

}



int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data),

		void *data)

{

	struct wpan_phy_iter_data wpid = {

		.fn = fn,

		.data = data,

	};



	return class_for_each_device(&wpan_phy_class, NULL,

			&wpid, wpan_phy_iter);

}

EXPORT_SYMBOL(wpan_phy_for_each);



static int wpan_phy_idx_valid(int idx)

{

	return idx >= 0;