ath9k: Add open loop control support

This patch adds Open Loop Control support for Atheros chipsets that
supports open loop power control.

Signed-off-by: Senthil Balasubramanian <senthilkumar@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath9k/hw.h b/drivers/net/wireless/ath9k/hw.h
index 587a78db748d..08469d9525bc 100644
--- a/drivers/net/wireless/ath9k/hw.h
+++ b/drivers/net/wireless/ath9k/hw.h
@@ -162,7 +162,8 @@ enum ath9k_capability_type {
         ATH9K_CAP_WME_TKIPMIC,
         ATH9K_CAP_RFSILENT,
         ATH9K_CAP_ANT_CFG_2GHZ,
-        ATH9K_CAP_ANT_CFG_5GHZ
+        ATH9K_CAP_ANT_CFG_5GHZ,
+        ATH9K_CAP_DS
 };
 
 struct ath9k_hw_capabilities {
@@ -551,6 +552,10 @@ struct ath_hw {
         u8 txchainmask;
         u8 rxchainmask;
 
+        u32 originalGain[22];
+        int initPDADC;
+        int PDADCdelta;
+
         struct ar5416IniArray iniModes;
         struct ar5416IniArray iniCommon;
         struct ar5416IniArray iniBank0;