[net-next,4/4] wireless: Convert wiphy_debug macro to function

Commit Message

Joe Perches July 26, 2010, 9:40 p.m. UTC

None

Patch

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 7fe774c..ae80f8f 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2442,8 +2442,9 @@  void cfg80211_cqm_rssi_notify(struct net_device *dev,
 	wiphy_printk(KERN_NOTICE, wiphy, format, ##args)
 #define wiphy_info(wiphy, format, args...)			\
 	wiphy_printk(KERN_INFO, wiphy, format, ##args)
-#define wiphy_debug(wiphy, format, args...)			\
-	wiphy_printk(KERN_DEBUG, wiphy, format, ##args)
+
+int wiphy_debug(const struct wiphy *wiphy, const char *format, ...)
+	__attribute__ ((format (printf, 2, 3)));
 
 #if defined(DEBUG)
 #define wiphy_dbg(wiphy, format, args...)			\
diff --git a/net/wireless/core.c b/net/wireless/core.c
index f65c649..1f9de8a 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -907,3 +907,56 @@  static void __exit cfg80211_exit(void)
 	destroy_workqueue(cfg80211_wq);
 }
 module_exit(cfg80211_exit);
+
+#ifdef __KERNEL__
+
+static int ___wiphy_printk(const char *level, const struct wiphy *wiphy,
+			   struct va_format *vaf)
+{
+	if (!wiphy)
+		return printk("%s(NULL wiphy *): %pV", level, vaf);
+
+	return printk("%s%s: %pV", level, wiphy_name(wiphy), vaf);
+}
+
+int __wiphy_printk(const char *level, const struct wiphy *wiphy,
+		   const char *fmt, ...)
+{
+	struct va_format vaf;
+	va_list args;
+	int r;
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	r = ___wiphy_printk(level, wiphy, &vaf);
+	va_end(args);
+
+	return r;
+}
+EXPORT_SYMBOL(__wiphy_printk);
+
+#define define_wiphy_printk_level(func, kern_level)		\
+int func(const struct wiphy *wiphy, const char *fmt, ...)	\
+{								\
+	struct va_format vaf;					\
+	va_list args;						\
+	int r;							\
+								\
+	va_start(args, fmt);					\
+								\
+	vaf.fmt = fmt;						\
+	vaf.va = &args;						\
+								\
+	r = ___wiphy_printk(kern_level, wiphy, &vaf);		\
+	va_end(args);						\
+								\
+	return r;						\
+}								\
+EXPORT_SYMBOL(func);
+
+define_wiphy_printk_level(wiphy_debug, KERN_DEBUG);
+
+#endif