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authorJohannes Berg <johannes.berg@intel.com>2012-11-22 16:59:45 +0100
committerJohannes Berg <johannes.berg@intel.com>2012-11-27 09:18:25 +0100
commit9f5e8f6efc7c2601136b27d9c7325c245f8fd19a (patch)
tree99e89e550d6687240364659e78ff4276bd12aae2 /include/net
parentec816087e8978b74c1bd5fae0e335dd97d964e9f (diff)
downloadop-kernel-dev-9f5e8f6efc7c2601136b27d9c7325c245f8fd19a.zip
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cfg80211: rework chandef checking and export it
Some of the chandef checking that we do in cfg80211 to check if a channel is supported or not is also needed in mac80211, so rework that a bit and export the functions that are needed. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/cfg80211.h21
1 files changed, 18 insertions, 3 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index e78db2c..a238f41 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -58,6 +58,8 @@
* structures here describe these capabilities in detail.
*/
+struct wiphy;
+
/*
* wireless hardware capability structures
*/
@@ -388,6 +390,22 @@ cfg80211_chandef_compatible(const struct cfg80211_chan_def *chandef1,
const struct cfg80211_chan_def *chandef2);
/**
+ * cfg80211_chandef_valid - check if a channel definition is valid
+ * @chandef: the channel definition to check
+ */
+bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef);
+
+/**
+ * cfg80211_chandef_usable - check if secondary channels can be used
+ * @wiphy: the wiphy to validate against
+ * @chandef: the channel definition to check
+ * @prohibited_flags: the regulatory chanenl flags that must not be set
+ */
+bool cfg80211_chandef_usable(struct wiphy *wiphy,
+ const struct cfg80211_chan_def *chandef,
+ u32 prohibited_flags);
+
+/**
* enum survey_info_flags - survey information flags
*
* @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in
@@ -1045,9 +1063,6 @@ struct ieee80211_txq_params {
u8 aifs;
};
-/* from net/wireless.h */
-struct wiphy;
-
/**
* DOC: Scanning and BSS list handling
*
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