diff options
| author | Joe Perches <joe@perches.com> | 2011-04-15 15:52:00 -0700 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2011-07-23 17:57:36 -0400 |
| commit | 06296a1e684bcd40b9a28d5d8030809e4295528b (patch) | |
| tree | 474fcc8507fb11107e9e5de885217396a12d99f1 /include | |
| parent | a9a79dfec239568bdbf778242f8fcd10bcc5b9e2 (diff) | |
| download | lwn-06296a1e684bcd40b9a28d5d8030809e4295528b.tar.gz lwn-06296a1e684bcd40b9a28d5d8030809e4295528b.zip | |
ata: Add and use ata_print_version_once
Use a single mechanism to show driver version.
Reduces text a tiny bit too.
Remove uses of static int printed_version
Add and use ata_print_version(const struct device *, const char *ver)
and ata_print_version_once.
$ size drivers/ata/built-in.*
text data bss dec hex filename
544969 73893 116584 735446 b38d6 drivers/ata/built-in.allyesconfig.ata.o
543870 73893 116592 734355 b34ad drivers/ata/built-in.allyesconfig.print_once.o
141328 14689 4220 160237 271ed drivers/ata/built-in.defconfig.ata.o
141212 14689 4220 160121 27179 drivers/ata/built-in.defconfig.print_once.o
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/libata.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index 4e72a6af70b5..efd6f9800762 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -74,6 +74,16 @@ #define BPRINTK(fmt, args...) if (ap->flags & ATA_FLAG_DEBUGMSG) printk(KERN_ERR "%s: " fmt, __func__, ## args) +#define ata_print_version_once(dev, version) \ +({ \ + static bool __print_once; \ + \ + if (!__print_once) { \ + __print_once = true; \ + ata_print_version(dev, version); \ + } \ +}) + /* NEW: debug levels */ #define HAVE_LIBATA_MSG 1 @@ -1287,6 +1297,8 @@ int ata_dev_printk(const struct ata_device *dev, const char *level, #define ata_dev_dbg(dev, fmt, ...) \ ata_dev_printk(dev, KERN_DEBUG, fmt, ##__VA_ARGS__) +void ata_print_version(const struct device *dev, const char *version); + /* * ata_eh_info helpers */ |