mwifiex: remove MWIFIEX_BSS_MODE_ macros

replace them with NL80211_IFTYPE_ macros

Also remove redundant functions mwifiex_drv_get_mode()
and mwifiex_bss_ioctl_mode().

Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 7bcb2e9..12b9a36 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -877,7 +877,7 @@
 	 * Currently we assume if we are in Infra, then DA=RA. This might not be
 	 * true in the future
 	 */
-	if ((priv->bss_mode == MWIFIEX_BSS_MODE_INFRA) &&
+	if ((priv->bss_mode == NL80211_IFTYPE_STATION) &&
 	    (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA))
 		return false;
 
@@ -1003,8 +1003,6 @@
 int mwifiex_change_adhoc_chan(struct mwifiex_private *priv, int channel);
 int mwifiex_set_radio(struct mwifiex_private *priv, u8 option);
 
-int mwifiex_drv_get_mode(struct mwifiex_private *priv, u8 wait_option);
-
 int mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, int channel);
 
 int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key,
@@ -1043,9 +1041,6 @@
 
 int mwifiex_main_process(struct mwifiex_adapter *);
 
-int mwifiex_bss_ioctl_mode(struct mwifiex_private *,
-			   struct mwifiex_wait_queue *,
-			   u16 action, int *mode);
 int mwifiex_bss_ioctl_channel(struct mwifiex_private *,
 			      u16 action,
 			      struct mwifiex_chan_freq_power *cfp);