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>

drivers/net/wireless/ath/ath9k/htc.h

@@ -66,8 +66,6 @@ enum htc_opmode {
 	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 @@ enum htc_opmode {
 
 #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;

drivers/net/wireless/ath/ath9k/htc_hst.h

@@ -83,21 +83,10 @@ struct htc_ep_callbacks {
 	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;