staging: brcm80211: code cleanup

Removed inactive code sections (BCM_DMAPAD and CHIPC_UART_ALWAYS_ON
were never defined). Also replaced magic number by #define. Deleted
incorrect comment.
Signed-off-by: NRoland Vossen <rvossen@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmsmac/wl_mac80211.c

@@ -48,6 +48,8 @@
 #include "wl_ucode.h"
 #include "wl_mac80211.h"
 
+#define N_TX_QUEUES	4 /* #tx queues on mac80211<->driver interface */
+
 static void wl_timer(unsigned long data);
 static void _wl_timer(struct wl_timer *t);
 
@@ -1070,8 +1072,7 @@ static int ieee_hw_init(struct ieee80211_hw *hw)
 	    | IEEE80211_HW_AMPDU_AGGREGATION;
 
 	hw->extra_tx_headroom = wlc_get_header_len();
-	/* FIXME: should get this from wlc->machwcap */
-	hw->queues = 4;
+	hw->queues = N_TX_QUEUES;
 	/* FIXME: this doesn't seem to be used properly in minstrel_ht.
 	 * mac80211/status.c:ieee80211_tx_status() checks this value,
 	 * but mac80211/rc80211_minstrel_ht.c:minstrel_ht_get_rate()

drivers/staging/brcm80211/util/hnddma.c

@@ -1451,9 +1451,6 @@ static int BCMFASTPATH dma64_txfast(dma_info_t *di, struct sk_buff *p0,
 
 		data = p->data;
 		len = p->len;
-#ifdef BCM_DMAPAD
-		len += PKTDMAPAD(di->osh, p);
-#endif				/* BCM_DMAPAD */
 		next = p->next;
 
 		/* return nonzero if out of tx descriptors */

drivers/staging/brcm80211/util/hndpmu.c

@@ -34,7 +34,6 @@
 
 /* debug-only definitions */
 /* #define BCMDBG_FORCEHT */
-/* #define CHIPC_UART_ALWAYS_ON */
 #else
 #define	PMU_MSG(args)
 #endif				/* BCMDBG */
@@ -2511,11 +2510,6 @@ void si_pmu_chip_init(si_t *sih)
 
 	ASSERT(sih->cccaps & CC_CAP_PMU);
 
-#ifdef CHIPC_UART_ALWAYS_ON
-	si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, clk_ctl_st),
-		   CCS_FORCEALP, CCS_FORCEALP);
-#endif				/* CHIPC_UART_ALWAYS_ON */
-
 	/* Gate off SPROM clock and chip select signals */
 	si_pmu_sprom_enable(sih, false);