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Diffstat (limited to 'arch/x86/include/asm/x86_init.h')
-rw-r--r--arch/x86/include/asm/x86_init.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 4dcdf74dfed8..08a08a800e17 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -181,7 +181,8 @@ struct x86_legacy_features {
/**
* struct x86_platform_ops - platform specific runtime functions
- * @calibrate_tsc: calibrate TSC
+ * @calibrate_cpu: calibrate CPU
+ * @calibrate_tsc: calibrate TSC, if different from CPU
* @get_wallclock: get time from HW clock like RTC etc.
* @set_wallclock: set time back to HW clock
* @is_untracked_pat_range exclude from PAT logic
@@ -200,6 +201,7 @@ struct x86_legacy_features {
* semantics.
*/
struct x86_platform_ops {
+ unsigned long (*calibrate_cpu)(void);
unsigned long (*calibrate_tsc)(void);
void (*get_wallclock)(struct timespec *ts);
int (*set_wallclock)(const struct timespec *ts);