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authorDmitry Eremin-Solenikov <dbaryshkov@gmail.com>2009-09-15 16:57:04 +0400
committerDmitry Eremin-Solenikov <dbaryshkov@gmail.com>2009-11-06 14:12:24 +0300
commit1c889f4db6b2f8f8429e62011ba622642faba019 (patch)
tree995e43f46f37925556b74b324e59d7363f9393be /net/ieee802154
parent69d9ab96f983720b7794e91437bd9c5f83bae9f7 (diff)
downloadlinux-1c889f4db6b2f8f8429e62011ba622642faba019.tar.xz
wpan-phy: add wpan-phy iteration functions
Add API to iterate over the wpan-phy instances. Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/wpan-class.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/net/ieee802154/wpan-class.c b/net/ieee802154/wpan-class.c
index f306604da67a..0cec13842916 100644
--- a/net/ieee802154/wpan-class.c
+++ b/net/ieee802154/wpan-class.c
@@ -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;