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| author | Joe Perches <joe@perches.com> | 2011-08-26 12:56:39 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-08-30 23:38:52 +0400 |
| commit | 29e76245d46ff530bb2b0311e9fc823fc07b1147 (patch) | |
| tree | 616e40295d0ca6b87e51334f32f4338cac3eb30a /drivers/net/wireless/ath/ath.h | |
| parent | 7b8112d6db0cc67dd2a722ca5bf707768890ac9d (diff) | |
| download | linux-29e76245d46ff530bb2b0311e9fc823fc07b1147.tar.xz | |
ath: Make ath_printk void not int and remove unused struct ath_common *
Changing the return type and removing the unused argument from
ath_printk reduces code size.
Add an __always_unused struct ath_common * to the macros
that call ath_printk to avoid unused variable warnings.
$ size drivers/net/wireless/ath/built-in.o*
text data bss dec hex filename
1159859 16235 212000 1388094 152e3e drivers/net/wireless/ath/built-in.o.new
1164175 16235 212032 1392442 153f3a drivers/net/wireless/ath/built-in.o.old
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath.h | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index a3f8505c712b..9891fb605a01 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -178,24 +178,29 @@ 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 __attribute__((format (printf, 3, 4))) -int ath_printk(const char *level, struct ath_common *common, - const char *fmt, ...); +extern __attribute__((format (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) #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 @@ -250,7 +255,7 @@ enum ATH_DEBUG { #define ath_dbg(common, dbg_mask, fmt, ...) \ do { \ if ((common)->debug_mask & 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) |