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| author |   Michal Kazior <michal.kazior@tieto.com> | 2012-06-29 12:47:00 +0200 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2012-06-29 13:39:16 +0200 |
| commit | 26ab9a0c589db9ba2710f042c4959da25fd3297b (patch) | |
| tree | 4c8c1df8f9dd67b1556f0f4271f948126b0b8eaa /net/wireless/core.h | |
| parent | cfg80211: track ibss fixed channel (diff) | |
| download | linux-dev-26ab9a0c589db9ba2710f042c4959da25fd3297b.tar.xz linux-dev-26ab9a0c589db9ba2710f042c4959da25fd3297b.zip | |
cfg80211: introduce cfg80211_get_chan_state
Helper function for finding out which channel is
used by a given interface.
An exclusive channel can be used only by a single
interface. This is mainly for non-fixed channel
IBSS handling.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/core.h')
| -rw-r--r-- | net/wireless/core.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/wireless/core.h b/net/wireless/core.h index fef476d2117e..56f18c2eb919 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -241,6 +241,12 @@ struct cfg80211_cached_keys { int def, defmgmt; }; +enum cfg80211_chan_mode { + CHAN_MODE_UNDEFINED, + CHAN_MODE_SHARED, + CHAN_MODE_EXCLUSIVE, +}; + /* free object */ extern void cfg80211_dev_free(struct cfg80211_registered_device *rdev); @@ -419,6 +425,12 @@ cfg80211_can_add_interface(struct cfg80211_registered_device *rdev, return cfg80211_can_change_interface(rdev, NULL, iftype); } +void +cfg80211_get_chan_state(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, + struct ieee80211_channel **chan, + enum cfg80211_chan_mode *chanmode); + struct ieee80211_channel * rdev_freq_to_chan(struct cfg80211_registered_device *rdev, int freq, enum nl80211_channel_type channel_type); |