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mac80211: support hardware TX fragmentation offload

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The lower driver is notified when the fragmentation threshold changes
and upon a reconfig of the interface.

If the driver supports hardware TX fragmentation, don't fragment
packets in the stack.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arik Nemtsov
2010-11-08 11:51:06 +02:00
committed by John W. Linville
parent ca4a083191
commit f23a478075
6 changed files with 60 additions and 2 deletions
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7
net/mac80211/cfg.c
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@@ -1299,6 +1299,13 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
struct ieee80211_local *local = wiphy_priv(wiphy);
int err;
if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
err = drv_set_frag_threshold(local, wiphy->frag_threshold);
if (err)
return err;
}
if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
err = drv_set_coverage_class(local, wiphy->coverage_class);