ath9k_htc: Remove unused macros and structures

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index af90829..55f4bb3 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -66,8 +66,6 @@
 	HTC_M_WDS	= 2
 };
 
-#define ATH9K_HTC_HDRSPACE sizeof(struct htc_frame_hdr)
-
 #define ATH9K_HTC_AMPDU  1
 #define ATH9K_HTC_NORMAL 2
 #define ATH9K_HTC_BEACON 3
@@ -75,7 +73,6 @@
 
 #define ATH9K_HTC_TX_CTSONLY      0x1
 #define ATH9K_HTC_TX_RTSCTS       0x2
-#define ATH9K_HTC_TX_USE_MIN_RATE 0x100
 
 struct tx_frame_hdr {
 	u8 data_type;
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.h b/drivers/net/wireless/ath/ath9k/htc_hst.h
index cb9174a..91a5305 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.h
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.h
@@ -83,21 +83,10 @@
 	void (*rx) (void *, struct sk_buff *, enum htc_endpoint_id);
 };
 
-#define HTC_TX_QUEUE_SIZE 256
-
-struct htc_txq {
-	struct sk_buff *buf[HTC_TX_QUEUE_SIZE];
-	u32 txqdepth;
-	u16 txbuf_cnt;
-	u16 txq_head;
-	u16 txq_tail;
-};
-
 struct htc_endpoint {
 	u16 service_id;
 
 	struct htc_ep_callbacks ep_callbacks;
-	struct htc_txq htc_txq;
 	u32 max_txqdepth;
 	int max_msglen;