On Mon, 2008-12-22 at 10:20 -0800, Luis Rodriguez wrote: > In HT capable drivers you often need to check if you > are currently using HT20 or HT40. This adds a few small > helpers to let drivers figure that out. > > Signed-off-by: Luis R. Rodriguez <[email protected]>
Acked-by: Johannes Berg <[email protected]> > --- > include/net/mac80211.h | 30 ++++++++++++++++++++++++++++++ > 1 files changed, 30 insertions(+), 0 deletions(-) > > diff --git a/include/net/mac80211.h b/include/net/mac80211.h > index b3bd00a..ee2b75e 100644 > --- a/include/net/mac80211.h > +++ b/include/net/mac80211.h > @@ -1963,4 +1963,34 @@ rate_lowest_index(struct ieee80211_supported_band > *sband, > int ieee80211_rate_control_register(struct rate_control_ops *ops); > void ieee80211_rate_control_unregister(struct rate_control_ops *ops); > > +static inline bool > +conf_is_ht20(struct ieee80211_conf *conf) > +{ > + return conf->ht.channel_type == NL80211_CHAN_HT20; > +} > + > +static inline bool > +conf_is_ht40_minus(struct ieee80211_conf *conf) > +{ > + return conf->ht.channel_type == NL80211_CHAN_HT40MINUS; > +} > + > +static inline bool > +conf_is_ht40_plus(struct ieee80211_conf *conf) > +{ > + return conf->ht.channel_type == NL80211_CHAN_HT40PLUS; > +} > + > +static inline bool > +conf_is_ht40(struct ieee80211_conf *conf) > +{ > + return conf_is_ht40_minus(conf) || conf_is_ht40_plus(conf); > +} > + > +static inline bool > +conf_is_ht(struct ieee80211_conf *conf) > +{ > + return conf->ht.channel_type != NL80211_CHAN_NO_HT; > +} > + > #endif /* MAC80211_H */ > -- > 1.6.1.rc3.51.g5832d > >
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