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>
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 4e72a6a..efd6f98 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 @@
#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
*/