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[NET]: Move hardware header operations out of netdevice.

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Since hardware header operations are part of the protocol class
not the device instance, make them into a separate object and
save memory.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger
2007-10-09 01:40:57 -07:00
committed by David S. Miller
parent b95cce3576
commit 3b04ddde02
65 changed files with 479 additions and 473 deletions
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12
net/mac80211/ieee80211.c
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@@ -228,7 +228,6 @@ void ieee80211_if_mgmt_setup(struct net_device *dev)
dev->open = ieee80211_mgmt_open;
dev->stop = ieee80211_mgmt_stop;
dev->type = ARPHRD_IEEE80211_PRISM;
dev->hard_header_parse = header_parse_80211;
dev->uninit = ieee80211_if_reinit;
dev->destructor = ieee80211_if_free;
}
@@ -546,10 +545,19 @@ static void ieee80211_set_multicast_list(struct net_device *dev)
netif_tx_unlock(local->mdev);
}
static const struct header_ops ieee80211_header_ops = {
.create = eth_header,
.parse = header_parse_80211,
.rebuild = eth_rebuild_header,
.cache = eth_header_cache,
.cache_update = eth_header_cache_update,
};
/* Must not be called for mdev and apdev */
void ieee80211_if_setup(struct net_device *dev)
{
ether_setup(dev);
dev->header_ops = &ieee80211_header_ops;
dev->hard_start_xmit = ieee80211_subif_start_xmit;
dev->wireless_handlers = &ieee80211_iw_handler_def;
dev->set_multicast_list = ieee80211_set_multicast_list;
@@ -1197,7 +1205,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
mdev->open = ieee80211_master_open;
mdev->stop = ieee80211_master_stop;
mdev->type = ARPHRD_IEEE80211;
mdev->hard_header_parse = header_parse_80211;
mdev->header_ops = &ieee80211_header_ops;
sdata->type = IEEE80211_IF_TYPE_AP;
sdata->dev = mdev;