Skip to content

Commit

Permalink
cfg80211: export cfg80211_chandef_dfs_required
Browse files Browse the repository at this point in the history
It will be used later by the IBSS CSA implementation of mac80211.

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>
  • Loading branch information
Simon Wunderlich authored and Johannes Berg committed Sep 26, 2013
1 parent 37feb7e commit 774f073
Show file tree
Hide file tree
Showing 3 changed files with 10 additions and 9 deletions.
9 changes: 9 additions & 0 deletions include/net/cfg80211.h
Original file line number Diff line number Diff line change
Expand Up @@ -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
*
Expand Down
1 change: 1 addition & 0 deletions net/wireless/chan.c
Original file line number Diff line number Diff line change
Expand Up @@ -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,
Expand Down
9 changes: 0 additions & 9 deletions net/wireless/core.h
Original file line number Diff line number Diff line change
Expand Up @@ -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);
Expand Down

0 comments on commit 774f073

Please sign in to comment.