This patch removes the unnecessary ATH_STAT_MRRETRY flag and turns
other ATH_STAT_* defines into an enum

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

--- a/drivers/net/wireless/ath5k/base.c
+++ b/drivers/net/wireless/ath5k/base.c
@@ -724,19 +724,6 @@ ath5k_attach(struct pci_dev *pdev, struc
 	ATH5K_DBG(sc, ATH5K_DEBUG_ANY, "devid 0x%x\n", pdev->device);
 
 	/*
-	 * Check if the MAC has multi-rate retry support.
-	 * We do this by trying to setup a fake extended
-	 * descriptor.  MAC's that don't have support will
-	 * return false w/o doing anything.  MAC's that do
-	 * support it will return true w/o doing anything.
-	 */
-	ret = ah->ah_setup_mrr_tx_desc(ah, NULL, 0, 0, 0, 0, 0, 0);
-	if (ret < 0)
-		goto err;
-	if (ret > 0)
-		__set_bit(ATH_STAT_MRRETRY, sc->status);
-
-	/*
 	 * Reset the key cache since some parts do not
 	 * reset the contents on initial power up.
 	 */
--- a/drivers/net/wireless/ath5k/base.h
+++ b/drivers/net/wireless/ath5k/base.h
@@ -99,6 +99,12 @@ struct ath5k_led
 #define ATH_CHAN_MAX	(14+14+14+252+20)
 #endif
 
+enum {
+	ATH_STAT_INVALID,		/* disable hardware accesses */
+	ATH_STAT_PROMISC,
+	ATH_STAT_LEDSOFT		/* enable LED gpio status */
+};
+
 /* Software Carrier, keeps track of the driver state
  * associated with an instance of a device */
 struct ath5k_softc {
@@ -129,10 +135,6 @@ struct ath5k_softc {
 	u16			cachelsz;	/* cache line size */
 
 	DECLARE_BITMAP(status, 4);
-#define ATH_STAT_INVALID	0		/* disable hardware accesses */
-#define ATH_STAT_MRRETRY	1		/* multi-rate retry support */
-#define ATH_STAT_PROMISC	2
-#define ATH_STAT_LEDSOFT	3		/* enable LED gpio status */
 
 	unsigned int		filter_flags;	/* HW flags, AR5K_RX_FILTER_* */
 	unsigned int		curmode;	/* current phy mode */