1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
index 97eaa9a4415..80e625608ba 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
@@ -1802,3 +1802,19 @@ ath5k_eeprom_detach(struct ath5k_hw *ah)
         for (mode = AR5K_EEPROM_MODE_11A; mode <= AR5K_EEPROM_MODE_11G; mode++)
                 ath5k_eeprom_free_pcal_info(ah, mode);
 }
+
+int
+ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel)
+{
+        switch (channel->hw_value & CHANNEL_MODES) {
+        case CHANNEL_A:
+        case CHANNEL_XR:
+                return AR5K_EEPROM_MODE_11A;
+        case CHANNEL_G:
+                return AR5K_EEPROM_MODE_11G;
+        case CHANNEL_B:
+                return AR5K_EEPROM_MODE_11B;
+        default:
+                return -1;
+        }
+}