3 files changed, 11 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c
index 87d9c348e598..b04fa4622822 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c
@@ -1203,7 +1203,7 @@ EXPORT_SYMBOL(ar9003_mci_cleanup);
 u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type)
 {
         struct ath9k_hw_mci *mci = &ah->btcoex_hw.mci;
-        u32 value = 0;
+        u32 value = 0, tsf;
         u8 query_type;
 
         switch (state_type) {
@@ -1261,6 +1261,14 @@ u32 ar9003_mci_state(struct ath_hw *ah, u32 state_type)
                 ar9003_mci_send_coex_bt_status_query(ah, true, query_type);
                 break;
         case MCI_STATE_RECOVER_RX:
+                tsf = ath9k_hw_gettsf32(ah);
+                if ((tsf - mci->last_recovery) <= MCI_RECOVERY_DUR_TSF) {
+                        ath_dbg(ath9k_hw_common(ah), MCI,
+                                "(MCI) ignore Rx recovery\n");
+                        break;
+                }
+                ath_dbg(ath9k_hw_common(ah), MCI, "(MCI) RECOVER RX\n");
+                mci->last_recovery = tsf;
                 ar9003_mci_prep_interface(ah);
                 mci->query_bt = true;
                 mci->need_flush_btinfo = true;
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.h b/drivers/net/wireless/ath/ath9k/ar9003_mci.h
index 0910310ae834..3e51f54b0122 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_mci.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.h
@@ -18,6 +18,7 @@
 #define AR9003_MCI_H
 
 #define MCI_FLAG_DISABLE_TIMESTAMP      0x00000001      /* Disable time stamp */
+#define MCI_RECOVERY_DUR_TSF            (100 * 1000)    /* 100 ms */
 
 /* Default remote BT device MCI COEX version */
 #define MCI_GPM_COEX_MAJOR_VERSION_DEFAULT  3
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h
index 94e921147e4c..2f84ab273d0c 100644
--- a/drivers/net/wireless/ath/ath9k/btcoex.h
+++ b/drivers/net/wireless/ath/ath9k/btcoex.h
@@ -88,6 +88,7 @@ struct ath9k_hw_mci {
         u8 bt_state;
         u8 stomp_ftp;
         bool concur_tx;
+        u32 last_recovery;
 };
 
 struct ath_btcoex_hw {