[tip: timers/core] clocksource/drivers/sp804: Use clk_prepare_enable and clk_disable_unprepare

[tip-bot2 for Kefeng Wang]

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     9d4965eb438f0c9f93e91ce6bfec72bbb8def988
Gitweb:        https://git.kernel.org/tip/9d4965eb438f0c9f93e91ce6bfec72bbb8def988
Author:        Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
AuthorDate:    Thu, 29 Oct 2020 20:33:15 +08:00
Committer:     Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
CommitterDate: Thu, 03 Dec 2020 19:16:17 +01:00

clocksource/drivers/sp804: Use clk_prepare_enable and clk_disable_unprepare

Directly use clk_prepare_enable and clk_disable_unprepare.

Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20201029123317.90286-3-wangkefeng.wang@xxxxxxxxxx
---
 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 22a68cb..d74788b 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);
 	}