From bcb071810ad5f81e646b119d8560a84b9f5daf2b Mon Sep 17 00:00:00 2001
From: Andriy Voskoboinyk <avos@FreeBSD.org>
Date: Sat, 3 Dec 2016 14:26:58 +0000
Subject: [PATCH] rsu: remove unused structures / variables.

---
 sys/dev/usb/wlan/if_rsu.c    |  3 ---
 sys/dev/usb/wlan/if_rsureg.h | 30 +-----------------------------
 2 files changed, 1 insertion(+), 32 deletions(-)

diff --git a/sys/dev/usb/wlan/if_rsu.c b/sys/dev/usb/wlan/if_rsu.c
index 4d08fefd24d2..c35448603c26 100644
--- a/sys/dev/usb/wlan/if_rsu.c
+++ b/sys/dev/usb/wlan/if_rsu.c
@@ -2937,9 +2937,6 @@ rsu_init(struct rsu_softc *sc)
 	/* Ensure the mbuf queue is drained */
 	rsu_drain_mbufq(sc);
 
-	/* Init host async commands ring. */
-	sc->cmdq.cur = sc->cmdq.next = sc->cmdq.queued = 0;
-
 	/* Reset power management state. */
 	rsu_write_1(sc, R92S_USB_HRPWM, 0);
 
diff --git a/sys/dev/usb/wlan/if_rsureg.h b/sys/dev/usb/wlan/if_rsureg.h
index f196e914189e..05f2ebcb900a 100644
--- a/sys/dev/usb/wlan/if_rsureg.h
+++ b/sys/dev/usb/wlan/if_rsureg.h
@@ -625,8 +625,6 @@ struct r92s_add_ba_req {
 #define RSU_RX_LIST_COUNT	100
 #define RSU_TX_LIST_COUNT	32
 
-#define RSU_HOST_CMD_RING_COUNT	32
-
 #define RSU_RXBUFSZ	(8 * 1024)
 #define RSU_TXBUFSZ	\
 	((sizeof(struct r92s_tx_desc) + IEEE80211_MAX_LEN + 3) & ~3)
@@ -700,27 +698,6 @@ struct rsu_tx_radiotap_header {
 
 struct rsu_softc;
 
-struct rsu_host_cmd {
-	void	(*cb)(struct rsu_softc *, void *);
-	uint8_t	data[256];
-};
-
-struct rsu_cmd_newstate {
-	enum ieee80211_state	state;
-	int			arg;
-};
-
-struct rsu_cmd_key {
-	struct ieee80211_key	key;
-};
-
-struct rsu_host_cmd_ring {
-	struct rsu_host_cmd	cmd[RSU_HOST_CMD_RING_COUNT];
-	int			cur;
-	int			next;
-	int			queued;
-};
-
 enum {
 	RSU_BULK_RX,
 	RSU_BULK_TX_BE_BK,	/* = WME_AC_BE/BK */
@@ -755,12 +732,9 @@ struct rsu_softc {
 	struct mbufq			sc_snd;
 	device_t			sc_dev;
 	struct usb_device		*sc_udev;
-	int				(*sc_newstate)(struct ieee80211com *,
-					    enum ieee80211_state, int);
-	struct usbd_interface		*sc_iface;
+
 	struct timeout_task		calib_task;
 	struct task			tx_task;
-	const uint8_t			*qid2idx;
 	struct mtx			sc_mtx;
 	int				sc_ht;
 	int				sc_nendpoints;
@@ -775,10 +749,8 @@ struct rsu_softc {
 	uint8_t				sc_rftype;
 	int8_t				sc_nrxstream;
 	int8_t				sc_ntxstream;
-	struct rsu_host_cmd_ring	cmdq;
 	struct rsu_data			sc_rx[RSU_RX_LIST_COUNT];
 	struct rsu_data			sc_tx[RSU_TX_LIST_COUNT];
-	struct rsu_data			*fwcmd_data;
 	uint8_t				cmd_seq;
 	uint8_t				rom[128];
 	struct usb_xfer			*sc_xfer[RSU_N_TRANSFER];