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Commit e135303b authored by Joe Perches's avatar Joe Perches Committed by Greg Kroah-Hartman
Browse files

device: Add dev_<level>_once variants 



Add the equivalents to pr_<level>_once.

Suggested-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarJoe Perches <joe@perches.com>
Acked-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d32394fa

include/linux/device.h

+35 −0
Original line number Diff line number Diff line
@@ -1118,6 +1118,41 @@ do { \ 
})

#endif



#ifdef CONFIG_PRINTK

#define dev_level_once(dev_level, dev, fmt, ...)			\

do {									\

	static bool __print_once __read_mostly;				\

									\

	if (!__print_once) {						\

		__print_once = true;					\

		dev_level(dev, fmt, ##__VA_ARGS__);			\

	}								\

} while (0)

#else

#define dev_level_once(dev_level, dev, fmt, ...)			\

do {									\

	if (0)								\

		dev_level(dev, fmt, ##__VA_ARGS__);			\

} while (0)

#endif



#define dev_emerg_once(dev, fmt, ...)					\

	dev_level_once(dev_emerg, dev, fmt, ##__VA_ARGS__)

#define dev_alert_once(dev, fmt, ...)					\

	dev_level_once(dev_alert, dev, fmt, ##__VA_ARGS__)

#define dev_crit_once(dev, fmt, ...)					\

	dev_level_once(dev_crit, dev, fmt, ##__VA_ARGS__)

#define dev_err_once(dev, fmt, ...)					\

	dev_level_once(dev_err, dev, fmt, ##__VA_ARGS__)

#define dev_warn_once(dev, fmt, ...)					\

	dev_level_once(dev_warn, dev, fmt, ##__VA_ARGS__)

#define dev_notice_once(dev, fmt, ...)					\

	dev_level_once(dev_notice, dev, fmt, ##__VA_ARGS__)

#define dev_info_once(dev, fmt, ...)					\

	dev_level_once(dev_info, dev, fmt, ##__VA_ARGS__)

#define dev_dbg_once(dev, fmt, ...)					\

	dev_level_once(dev_info, dev, fmt, ##__VA_ARGS__)



#define dev_level_ratelimited(dev_level, dev, fmt, ...)			\

do {									\

	static DEFINE_RATELIMIT_STATE(_rs,				\