ath10k: remove unused dl_is_polled

Since polling for received messages not supported, remove unused
dl_is_polled.

Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath10k/hif.h

@@ -59,7 +59,7 @@ struct ath10k_hif_ops {
 
 	int (*map_service_to_pipe)(struct ath10k *ar, u16 service_id,
 				   u8 *ul_pipe, u8 *dl_pipe,
-				   int *ul_is_polled, int *dl_is_polled);
+				   int *ul_is_polled);
 
 	void (*get_default_pipe)(struct ath10k *ar, u8 *ul_pipe, u8 *dl_pipe);
 
@@ -133,12 +133,11 @@ static inline void ath10k_hif_stop(struct ath10k *ar)
 static inline int ath10k_hif_map_service_to_pipe(struct ath10k *ar,
 						 u16 service_id,
 						 u8 *ul_pipe, u8 *dl_pipe,
-						 int *ul_is_polled,
-						 int *dl_is_polled)
+						 int *ul_is_polled)
 {
 	return ar->hif.ops->map_service_to_pipe(ar, service_id,
 						ul_pipe, dl_pipe,
-						ul_is_polled, dl_is_polled);
+						ul_is_polled);
 }
 
 static inline void ath10k_hif_get_default_pipe(struct ath10k *ar,