From 096c71e34bac7551aa228bbcb9e1c867ad9e5d07 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sun, 20 Oct 2019 21:31:54 -0600
Subject: [PATCH] x86: timer: Set up the timer in timer_early_get_count()
This function can be called before the timer is set up. Make sure that the
init function is called so that it works correctly.
This is needed so that bootstage can work correctly in TPL.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
---
drivers/timer/tsc_timer.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/timer/tsc_timer.c b/drivers/timer/tsc_timer.c
index 919caba8a14..f19d2237e4f 100644
--- a/drivers/timer/tsc_timer.c
+++ b/drivers/timer/tsc_timer.c
@@ -461,6 +461,8 @@ unsigned long notrace timer_early_get_rate(void)
u64 notrace timer_early_get_count(void)
{
+ tsc_timer_ensure_setup(true);
+
return rdtsc() - gd->arch.tsc_base;
}
--
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