The routines that interrogate the ieee80211_geo struct are missing a
channel to frequency entry. This patch adds it.
Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
---
Index: wireless-2.6/net/ieee80211/ieee80211_geo.c
===================================================================
--- wireless-2.6.orig/net/ieee80211/ieee80211_geo.c
+++ wireless-2.6/net/ieee80211/ieee80211_geo.c
@@ -94,6 +94,21 @@ int ieee80211_channel_to_index(struct ie
return -1;
}
+u32 ieee80211_channel_to_freq(struct ieee80211_device * ieee, u8 channel)
+{
+ const struct ieee80211_channel * ch;
+
+ /* Driver needs to initialize the geography map before using
+ * these helper functions */
+ if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
+ return 0;
+
+ ch = ieee80211_get_channel(ieee, channel);
+ if (!ch->channel)
+ return 0;
+ return ch->freq;
+}
+
u8 ieee80211_freq_to_channel(struct ieee80211_device * ieee, u32 freq)
{
int i;
@@ -174,6 +189,7 @@ EXPORT_SYMBOL(ieee80211_get_channel);
EXPORT_SYMBOL(ieee80211_get_channel_flags);
EXPORT_SYMBOL(ieee80211_is_valid_channel);
EXPORT_SYMBOL(ieee80211_freq_to_channel);
+EXPORT_SYMBOL(ieee80211_channel_to_freq);
EXPORT_SYMBOL(ieee80211_channel_to_index);
EXPORT_SYMBOL(ieee80211_set_geo);
EXPORT_SYMBOL(ieee80211_get_geo);
Index: wireless-2.6/include/net/ieee80211.h
===================================================================
--- wireless-2.6.orig/include/net/ieee80211.h
+++ wireless-2.6/include/net/ieee80211.h
@@ -1291,6 +1291,8 @@ extern u8 ieee80211_get_channel_flags(st
extern const struct ieee80211_channel *ieee80211_get_channel(struct
ieee80211_device
*ieee, u8 channel);
+extern u32 ieee80211_channel_to_freq(struct ieee80211_device * ieee,
+ u8 channel);
/* ieee80211_wx.c */
extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
-
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