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ath5k: Introduce _ath5k_printk to reduce code/text

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Macros can be converted to functions to reduce overall object size.

Convert the ATH5K_PRINTK macro to use _ath5k_printk.

Allyesconfig size is reduced ~10%

$ size drivers/net/wireless/ath/ath5k/built-in.o*
   text	   data	    bss	    dec	    hex	filename
 211557	   2032	  40672	 254261	  3e135	drivers/net/wireless/ath/ath5k/built-in.o.new
 235412	   2032	  47296	 284740	  45844	drivers/net/wireless/ath/ath5k/built-in.o.old

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Joe Perches 2012-03-18 17:30:53 -07:00 committed by John W. Linville
parent 516304b0f4
commit 227842d117
2 changed files with 25 additions and 4 deletions
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9
drivers/net/wireless/ath/ath5k/ath5k.h
View File

@ -79,11 +79,12 @@
#define ATH5K_PRINTF(fmt, ...) \
pr_warn("%s: " fmt, __func__, ##__VA_ARGS__)
void __printf(3, 4)
_ath5k_printk(const struct ath5k_hw *ah, const char *level,
const char *fmt, ...);
#define ATH5K_PRINTK(_sc, _level, _fmt, ...) \
printk(_level pr_fmt("%s%s" _fmt), \
((_sc) && (_sc)->hw) ? wiphy_name((_sc)->hw->wiphy) : "", \
((_sc) && (_sc)->hw) ? ": " : "", \
##__VA_ARGS__)
_ath5k_printk(_sc, _level, _fmt, ##__VA_ARGS__)
#define ATH5K_PRINTK_LIMIT(_sc, _level, _fmt, ...) \
do { \

20
drivers/net/wireless/ath/ath5k/base.c
View File

@ -3040,3 +3040,23 @@ ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable)
ath5k_hw_set_rx_filter(ah, rfilt);
ah->filter_flags = rfilt;
}
void _ath5k_printk(const struct ath5k_hw *ah, const char *level,
const char *fmt, ...)
{
struct va_format vaf;
va_list args;
va_start(args, fmt);
vaf.fmt = fmt;
vaf.va = &args;
if (ah && ah->hw)
printk("%s" pr_fmt("%s: %pV"),
level, wiphy_name(ah->hw->wiphy), &vaf);
else
printk("%s" pr_fmt("%pV"), level, &vaf);
va_end(args);
}