ath5k: preserve antenna settings

save antenna settings and preserve across resets.

Signed-off-by: Bruno Randolf <br1@einfach.org>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

3 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath5k/attach.c b/drivers/net/wireless/ath/ath5k/attach.c
index 42284445b75e..c8bb102a4db4 100644
--- a/drivers/net/wireless/ath/ath5k/attach.c
+++ b/drivers/net/wireless/ath/ath5k/attach.c
@@ -123,6 +123,7 @@ int ath5k_hw_attach(struct ath5k_softc *sc)
         ah->ah_cw_min = AR5K_TUNE_CWMIN;
         ah->ah_limit_tx_retries = AR5K_INIT_TX_RETRY;
         ah->ah_software_retry = false;
+        ah->ah_ant_mode = AR5K_ANTMODE_DEFAULT;
 
         /*
          * Find the mac version
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index e7a989c707ac..fdf3190e4611 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -2971,7 +2971,7 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed)
          * then we must allow the user to set how many tx antennas we
          * have available
          */
-        ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_DEFAULT);
+        ath5k_hw_set_antenna_mode(ah, ah->ah_ant_mode);
 
 unlock:
         mutex_unlock(&sc->lock);
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 10ad877c2cdf..5aee85f27c0e 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -1929,6 +1929,7 @@ ath5k_hw_set_antenna_mode(struct ath5k_hw *ah, u8 ant_mode)
 
         ah->ah_tx_ant = tx_ant;
         ah->ah_ant_mode = ant_mode;
+        ah->ah_def_ant = def_ant;
 
         sta_id1 |= use_def_for_tx ? AR5K_STA_ID1_DEFAULT_ANTENNA : 0;
         sta_id1 |= update_def_on_tx ? AR5K_STA_ID1_DESC_ANTENNA : 0;