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-rw-r--r--src/arch/x86/timestamp.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/src/arch/x86/timestamp.c b/src/arch/x86/timestamp.c
index 928d7d7402..b5257c4c7e 100644
--- a/src/arch/x86/timestamp.c
+++ b/src/arch/x86/timestamp.c
@@ -21,15 +21,14 @@ uint64_t timestamp_get(void)
return rdtscll();
}
-unsigned long __weak tsc_freq_mhz(void)
-{
- /* Default to not knowing TSC frequency. cbmem will have to fallback
- * on trying to determine it in userspace. */
- return 0;
-}
-
int timestamp_tick_freq_mhz(void)
{
/* Chipsets that have a constant TSC provide this value correctly. */
- return tsc_freq_mhz();
+ if (IS_ENABLED(CONFIG_TSC_CONSTANT_RATE))
+ return tsc_freq_mhz();
+
+ /* Filling tick_freq_mhz = 0 in timestamps-table will trigger
+ * userspace utility to try deduce it from the running system.
+ */
+ return 0;
}