ath9k: Add wiphy name to log messages.

On systems with multiple NICs, it's nice to know which
one is producing warnings.  Here is an example of the
new ouput:

ath: wiphy0: Failed to stop TX DMA, queues=0x005!

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 18 insertions, 17 deletions

diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h
index efc01110dc34..c54b7d37bff1 100644
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -174,28 +174,24 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry);
 void ath_hw_cycle_counters_update(struct ath_common *common);
 int32_t ath_hw_get_listen_time(struct ath_common *common);
 
-extern __printf(2, 3) void ath_printk(const char *level, const char *fmt, ...);
-
-#define _ath_printk(level, common, fmt, ...)                    \
-do {                                                            \
-        __always_unused struct ath_common *unused = common;     \
-        ath_printk(level, fmt, ##__VA_ARGS__);                  \
-} while (0)
+__printf(3, 4)
+void ath_printk(const char *level, const struct ath_common *common,
+                const char *fmt, ...);
 
 #define ath_emerg(common, fmt, ...)                             \
-        _ath_printk(KERN_EMERG, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_EMERG, common, fmt, ##__VA_ARGS__)
 #define ath_alert(common, fmt, ...)                             \
-        _ath_printk(KERN_ALERT, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_ALERT, common, fmt, ##__VA_ARGS__)
 #define ath_crit(common, fmt, ...)                              \
-        _ath_printk(KERN_CRIT, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_CRIT, common, fmt, ##__VA_ARGS__)
 #define ath_err(common, fmt, ...)                               \
-        _ath_printk(KERN_ERR, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_ERR, common, fmt, ##__VA_ARGS__)
 #define ath_warn(common, fmt, ...)                              \
-        _ath_printk(KERN_WARNING, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_WARNING, common, fmt, ##__VA_ARGS__)
 #define ath_notice(common, fmt, ...)                            \
-        _ath_printk(KERN_NOTICE, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_NOTICE, common, fmt, ##__VA_ARGS__)
 #define ath_info(common, fmt, ...)                              \
-        _ath_printk(KERN_INFO, common, fmt, ##__VA_ARGS__)
+        ath_printk(KERN_INFO, common, fmt, ##__VA_ARGS__)
 
 /**
  * enum ath_debug_level - atheros wireless debug level
@@ -256,7 +252,7 @@ enum ATH_DEBUG {
 #define ath_dbg(common, dbg_mask, fmt, ...)                             \
 do {                                                                    \
         if ((common)->debug_mask & ATH_DBG_##dbg_mask)                  \
-                _ath_printk(KERN_DEBUG, common, fmt, ##__VA_ARGS__);    \
+                ath_printk(KERN_DEBUG, common, fmt, ##__VA_ARGS__);     \
 } while (0)
 
 #define ATH_DBG_WARN(foo, arg...) WARN(foo, arg)
diff --git a/drivers/net/wireless/ath/main.c b/drivers/net/wireless/ath/main.c
index d9218fe02036..ea2c737138d3 100644
--- a/drivers/net/wireless/ath/main.c
+++ b/drivers/net/wireless/ath/main.c
@@ -57,7 +57,8 @@ struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
 }
 EXPORT_SYMBOL(ath_rxbuf_alloc);
 
-void ath_printk(const char *level, const char *fmt, ...)
+void ath_printk(const char *level, const struct ath_common* common,
+                const char *fmt, ...)
 {
         struct va_format vaf;
         va_list args;
@@ -67,7 +68,11 @@ void ath_printk(const char *level, const char *fmt, ...)
         vaf.fmt = fmt;
         vaf.va = &args;
 
-        printk("%sath: %pV", level, &vaf);
+        if (common && common->hw && common->hw->wiphy)
+                printk("%sath: %s: %pV",
+                       level, wiphy_name(common->hw->wiphy), &vaf);
+        else
+                printk("%sath: %pV", level, &vaf);
 
         va_end(args);
 }