cfg80211: Add a function to get the number of supported channels
Add a utility function to get the number of channels supported by
the device, and update the places in the code that need this data.
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
[replace another occurrence in libertas, fix kernel-doc, fix bugs]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 329b0ef..d39c371 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -1481,6 +1481,19 @@
return 0;
}
+unsigned int ieee80211_get_num_supported_channels(struct wiphy *wiphy)
+{
+ enum ieee80211_band band;
+ unsigned int n_channels = 0;
+
+ for (band = 0; band < IEEE80211_NUM_BANDS; band++)
+ if (wiphy->bands[band])
+ n_channels += wiphy->bands[band]->n_channels;
+
+ return n_channels;
+}
+EXPORT_SYMBOL(ieee80211_get_num_supported_channels);
+
/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
const unsigned char rfc1042_header[] __aligned(2) =