2022-02-10 10:39:36

by 王擎

[permalink] [raw]
Subject: [PATCH] clk: mvebu: use time_after_eq() instead of jiffies judgment

From: Wang Qing <[email protected]>

It is better use time_xxx() directly instead of jiffies judgment
for understanding.

Signed-off-by: Wang Qing <[email protected]>
---
drivers/clk/mvebu/armada-37xx-periph.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c
index 32ac6b6..14d73f8
--- a/drivers/clk/mvebu/armada-37xx-periph.c
+++ b/drivers/clk/mvebu/armada-37xx-periph.c
@@ -25,6 +25,7 @@
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/slab.h>
+#include <linux/jiffies.h>

#define TBG_SEL 0x0
#define DIV_SEL0 0x4
@@ -541,7 +542,7 @@ static void clk_pm_cpu_set_rate_wa(struct clk_pm_cpu *pm_cpu,
* We are going to L0 with rate >= 1GHz. Check whether we have been at
* L1 for long enough time. If not, go to L1 for 20ms.
*/
- if (pm_cpu->l1_expiration && jiffies >= pm_cpu->l1_expiration)
+ if (pm_cpu->l1_expiration && time_after_eq(jiffies, pm_cpu->l1_expiration))
goto invalidate_l1_exp;

regmap_update_bits(base, ARMADA_37XX_NB_CPU_LOAD,
--
2.7.4