Re: [PATCH v2 01/18] mac80211: add HT conf helpers

[Johannes Berg <johannes@sipsolutions.net>]

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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 <lrodriguez@atheros.com>

Acked-by: Johannes Berg <johannes@sipsolutions.net>
> ---
>  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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