[PATCH 2/4] clocksource/drivers/sp804: Use clk_prepare_enable and clk_disable_unprepare

[Kefeng Wang]

Directly use clk_prepare_enable and clk_disable_unprepare.

Signed-off-by: Kefeng Wang <wangkefeng.w...@huawei.com>
---
 drivers/clocksource/timer-sp804.c | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/clocksource/timer-sp804.c 
b/drivers/clocksource/timer-sp804.c
index 43d31bf09a18..9e0cc029b06a 100644
--- a/drivers/clocksource/timer-sp804.c
+++ b/drivers/clocksource/timer-sp804.c
@@ -68,17 +68,9 @@ static long __init sp804_get_clock_rate(struct clk *clk, 
const char *name)
                return PTR_ERR(clk);
        }
 
-       err = clk_prepare(clk);
-       if (err) {
-               pr_err("sp804: clock failed to prepare: %d\n", err);
-               clk_put(clk);
-               return err;
-       }
-
-       err = clk_enable(clk);
+       err = clk_prepare_enable(clk);
        if (err) {
                pr_err("sp804: clock failed to enable: %d\n", err);
-               clk_unprepare(clk);
                clk_put(clk);
                return err;
        }
@@ -86,8 +78,7 @@ static long __init sp804_get_clock_rate(struct clk *clk, 
const char *name)
        rate = clk_get_rate(clk);
        if (rate < 0) {
                pr_err("sp804: clock failed to get rate: %ld\n", rate);
-               clk_disable(clk);
-               clk_unprepare(clk);
+               clk_disable_unprepare(clk);
                clk_put(clk);
        }
 
-- 
2.26.2