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-rw-r--r--arch/hexagon/kernel/time.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/hexagon/kernel/time.c b/arch/hexagon/kernel/time.c
index d0c4f5a04b7b..17fbf45bf150 100644
--- a/arch/hexagon/kernel/time.c
+++ b/arch/hexagon/kernel/time.c
@@ -229,6 +229,15 @@ void __init time_init(void)
late_time_init = time_init_deferred;
}
+void __delay(unsigned long cycles)
+{
+ unsigned long long start = __vmgettime();
+
+ while ((__vmgettime() - start) < cycles)
+ cpu_relax();
+}
+EXPORT_SYMBOL(__delay);
+
/*
* This could become parametric or perhaps even computed at run-time,
* but for now we take the observed simulator jitter.