1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ar9170/usb.h b/drivers/net/wireless/ath/ar9170/usb.h
index 69f4bceb0af3..d098f4d5d2f2 100644
--- a/drivers/net/wireless/ath/ar9170/usb.h
+++ b/drivers/net/wireless/ath/ar9170/usb.h
@@ -51,6 +51,7 @@
 #include "ar9170.h"
 
 #define AR9170_NUM_RX_URBS                      16
+#define AR9170_NUM_TX_URBS                      8
 
 struct firmware;
 
@@ -60,11 +61,15 @@ struct ar9170_usb {
         struct usb_interface *intf;
 
         struct usb_anchor rx_submitted;
+        struct usb_anchor tx_pending;
         struct usb_anchor tx_submitted;
 
         bool req_one_stage_fw;
 
-        spinlock_t cmdlock;
+        spinlock_t tx_urb_lock;
+        unsigned int tx_submitted_urbs;
+        unsigned int tx_pending_urbs;
+
         struct completion cmd_wait;
         int readlen;
         u8 *readbuf;