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Commit 774f0734 authored by Simon Wunderlich's avatar Simon Wunderlich Committed by Johannes Berg
Browse files

cfg80211: export cfg80211_chandef_dfs_required 



It will be used later by the IBSS CSA implementation of mac80211.

Signed-off-by: default avatarSimon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: default avatarMathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 37feb7e2

include/net/cfg80211.h

+9 −0
Original line number Diff line number Diff line
@@ -436,6 +436,15 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, 
			     const struct cfg80211_chan_def *chandef,

			     u32 prohibited_flags);



/**

 * cfg80211_chandef_dfs_required - checks if radar detection is required

 * @wiphy: the wiphy to validate against

 * @chandef: the channel definition to check

 * Return: 1 if radar detection is required, 0 if it is not, < 0 on error

 */

int cfg80211_chandef_dfs_required(struct wiphy *wiphy,

				  const struct cfg80211_chan_def *chandef);



/**

 * ieee80211_chandef_rate_flags - returns rate flags for a channel

 *

net/wireless/chan.c

+1 −0
Original line number Diff line number Diff line
@@ -328,6 +328,7 @@ int cfg80211_chandef_dfs_required(struct wiphy *wiphy, 
	return cfg80211_get_chans_dfs_required(wiphy, chandef->center_freq2,

					       width);

}

EXPORT_SYMBOL(cfg80211_chandef_dfs_required);



static bool cfg80211_secondary_chans_ok(struct wiphy *wiphy,

					u32 center_freq, u32 bandwidth,

net/wireless/core.h

+0 −9
Original line number Diff line number Diff line
@@ -382,15 +382,6 @@ int cfg80211_can_use_iftype_chan(struct cfg80211_registered_device *rdev, 
				 enum cfg80211_chan_mode chanmode,

				 u8 radar_detect);



/**

 * cfg80211_chandef_dfs_required - checks if radar detection is required

 * @wiphy: the wiphy to validate against

 * @chandef: the channel definition to check

 * Return: 1 if radar detection is required, 0 if it is not, < 0 on error

 */

int cfg80211_chandef_dfs_required(struct wiphy *wiphy,

				  const struct cfg80211_chan_def *c);



void cfg80211_set_dfs_state(struct wiphy *wiphy,

			    const struct cfg80211_chan_def *chandef,

			    enum nl80211_dfs_state dfs_state);