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| author | Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de> | 2013-05-16 13:00:29 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-06-18 16:16:23 +0200 |
| commit | 30e747326378caec9ad13515bc9bde2e41b1fee3 (patch) | |
| tree | afe0923c45c858f583a07afb5476b537025f82d2 /include/net | |
| parent | 2f301ab29e4656af824592363039d8f6bd5a9f68 (diff) | |
| download | op-kernel-dev-30e747326378caec9ad13515bc9bde2e41b1fee3.zip op-kernel-dev-30e747326378caec9ad13515bc9bde2e41b1fee3.tar.gz | |
nl80211: add rate flags for 5/10 Mhz channels
Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/cfg80211.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 316f34b..e3a39fc 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -188,6 +188,8 @@ struct ieee80211_channel { * when used with 802.11g (on the 2.4 GHz band); filled by the * core code when registering the wiphy. * @IEEE80211_RATE_ERP_G: This is an ERP rate in 802.11g mode. + * @IEEE80211_RATE_SUPPORTS_5MHZ: Rate can be used in 5 MHz mode + * @IEEE80211_RATE_SUPPORTS_10MHZ: Rate can be used in 10 MHz mode */ enum ieee80211_rate_flags { IEEE80211_RATE_SHORT_PREAMBLE = 1<<0, @@ -195,6 +197,8 @@ enum ieee80211_rate_flags { IEEE80211_RATE_MANDATORY_B = 1<<2, IEEE80211_RATE_MANDATORY_G = 1<<3, IEEE80211_RATE_ERP_G = 1<<4, + IEEE80211_RATE_SUPPORTS_5MHZ = 1<<5, + IEEE80211_RATE_SUPPORTS_10MHZ = 1<<6, }; /** @@ -433,6 +437,30 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, u32 prohibited_flags); /** + * ieee80211_chandef_rate_flags - returns rate flags for a channel + * + * In some channel types, not all rates may be used - for example CCK + * rates may not be used in 5/10 MHz channels. + * + * @chandef: channel definition for the channel + * + * Returns: rate flags which apply for this channel + */ +static inline enum ieee80211_rate_flags +ieee80211_chandef_rate_flags(struct cfg80211_chan_def *chandef) +{ + switch (chandef->width) { + case NL80211_CHAN_WIDTH_5: + return IEEE80211_RATE_SUPPORTS_5MHZ; + case NL80211_CHAN_WIDTH_10: + return IEEE80211_RATE_SUPPORTS_10MHZ; + default: + break; + } + return 0; +} + +/** * enum survey_info_flags - survey information flags * * @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in |
