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authorTony Luck <tony.luck@intel.com>2007-07-20 11:22:30 -0700
committerTony Luck <tony.luck@intel.com>2007-07-20 11:22:30 -0700
commit0aa366f351d044703e25c8425e508170e80d83b1 (patch)
tree485040cbef6157b9bcb2e7b1b85920d1e391ab68 /include/linux/clocksource.h
parent5bae7ac9feba925fd0099057f6b23d7be80b7b41 (diff)
downloadop-kernel-dev-0aa366f351d044703e25c8425e508170e80d83b1.zip
op-kernel-dev-0aa366f351d044703e25c8425e508170e80d83b1.tar.gz
[IA64] Convert to generic timekeeping/clocksource
This is a merge of Peter Keilty's initial patch (which was revived by Bob Picco) for this with Hidetoshi Seto's fixes and scaling improvements. Acked-by: Bob Picco <bob.picco@hp.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/linux/clocksource.h')
-rw-r--r--include/linux/clocksource.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index bf297b0..16ea337 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -67,6 +67,12 @@ struct clocksource {
unsigned long flags;
cycle_t (*vread)(void);
void (*resume)(void);
+#ifdef CONFIG_IA64
+ void *fsys_mmio; /* used by fsyscall asm code */
+#define CLKSRC_FSYS_MMIO_SET(mmio, addr) ((mmio) = (addr))
+#else
+#define CLKSRC_FSYS_MMIO_SET(mmio, addr) do { } while (0)
+#endif
/* timekeeping specific data, ignore */
cycle_t cycle_interval;
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