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author | 2009-09-15 16:57:04 +0400 | |
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committer | 2009-11-06 14:12:24 +0300 | |
commit | 1c889f4db6b2f8f8429e62011ba622642faba019 (patch) | |
tree | 995e43f46f37925556b74b324e59d7363f9393be /net/ieee802154/wpan-class.c | |
parent | wpan-phy: add a helper to put the wpan_phy device (diff) | |
download | linux-1c889f4db6b2f8f8429e62011ba622642faba019.tar.gz linux-1c889f4db6b2f8f8429e62011ba622642faba019.tar.bz2 linux-1c889f4db6b2f8f8429e62011ba622642faba019.zip |
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/wpan-class.c')
-rw-r--r-- | net/ieee802154/wpan-class.c | 25 |
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; |