rsi: make rsi_dbg a regular function

This is to address reports of this:

In file included from drivers/net/wireless/rsi/rsi_mgmt.h:22:0,
                 from drivers/net/wireless/rsi/rsi_91x_core.c:17:
drivers/net/wireless/rsi/rsi_91x_core.c: In function 'rsi_dbg':
drivers/net/wireless/rsi/rsi_main.h:44:20: error: function 'rsi_dbg' can never be inlined because it uses variable argument lists
 static inline void rsi_dbg(u32 zone, const char *fmt, ...)
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rsi/rsi_91x_main.c

@@ -31,6 +31,29 @@ u32 rsi_zone_enabled = /* INFO_ZONE |
 			0;
 EXPORT_SYMBOL_GPL(rsi_zone_enabled);
 
+/**
+ * rsi_dbg() - This function outputs informational messages.
+ * @zone: Zone of interest for output message.
+ * @fmt: printf-style format for output message.
+ *
+ * Return: none
+ */
+void rsi_dbg(u32 zone, const char *fmt, ...)
+{
+	struct va_format vaf;
+	va_list args;
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	if (zone & rsi_zone_enabled)
+		pr_info("%pV", &vaf);
+	va_end(args);
+}
+EXPORT_SYMBOL_GPL(rsi_dbg);
+
 /**
  * rsi_prepare_skb() - This function prepares the skb.
  * @common: Pointer to the driver private structure.

drivers/net/wireless/rsi/rsi_main.h

@@ -40,21 +40,7 @@
 #define FSM_MAC_INIT_DONE               6
 
 extern u32 rsi_zone_enabled;
-
-static inline void rsi_dbg(u32 zone, const char *fmt, ...)
-{
-	struct va_format vaf;
-	va_list args;
-
-	va_start(args, fmt);
-
-	vaf.fmt = fmt;
-	vaf.va = &args;
-
-	if (zone & rsi_zone_enabled)
-		pr_info("%pV", &vaf);
-	va_end(args);
-}
+extern void rsi_dbg(u32 zone, const char *fmt, ...);
 
 #define RSI_MAX_VIFS                    1
 #define NUM_EDCA_QUEUES                 4