diff options
| author | Kefeng Wang <wangkefeng.wang@huawei.com> | 2020-09-18 15:22:29 +0200 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2020-09-24 10:51:04 +0200 |
| commit | 7d19d521a034a8c58586814e0320463d1299a3a9 (patch) | |
| tree | 8dd82e1c4ae81e01bd53aa06f5a22e3a1324bbec /drivers/clocksource/timer-sp804.c | |
| parent | dt-bindings: timer: renesas,cmt: Document r8a774e1 CMT support (diff) | |
| download | linux-7d19d521a034a8c58586814e0320463d1299a3a9.tar.xz linux-7d19d521a034a8c58586814e0320463d1299a3a9.zip | |
clocksource/drivers/sp804: Cleanup clk_get_sys()
Move the clk_get_sys() part into sp804_get_clock_rate(), cleanup the same
code.
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200918132237.3552-2-thunder.leizhen@huawei.com
Diffstat (limited to 'drivers/clocksource/timer-sp804.c')
| -rw-r--r-- | drivers/clocksource/timer-sp804.c | 30 |
1 files changed, 10 insertions, 20 deletions
diff --git a/drivers/clocksource/timer-sp804.c b/drivers/clocksource/timer-sp804.c index 5cd0abf9b396..bec2d372e0df 100644 --- a/drivers/clocksource/timer-sp804.c +++ b/drivers/clocksource/timer-sp804.c @@ -22,11 +22,18 @@ #include "timer-sp.h" -static long __init sp804_get_clock_rate(struct clk *clk) +static long __init sp804_get_clock_rate(struct clk *clk, const char *name) { long rate; int err; + if (!clk) + clk = clk_get_sys("sp804", name); + if (IS_ERR(clk)) { + pr_err("sp804: %s clock not found: %ld\n", name, PTR_ERR(clk)); + return PTR_ERR(clk); + } + err = clk_prepare(clk); if (err) { pr_err("sp804: clock failed to prepare: %d\n", err); @@ -72,16 +79,7 @@ int __init __sp804_clocksource_and_sched_clock_init(void __iomem *base, { long rate; - if (!clk) { - clk = clk_get_sys("sp804", name); - if (IS_ERR(clk)) { - pr_err("sp804: clock not found: %d\n", - (int)PTR_ERR(clk)); - return PTR_ERR(clk); - } - } - - rate = sp804_get_clock_rate(clk); + rate = sp804_get_clock_rate(clk, name); if (rate < 0) return -EINVAL; @@ -173,15 +171,7 @@ int __init __sp804_clockevents_init(void __iomem *base, unsigned int irq, struct struct clock_event_device *evt = &sp804_clockevent; long rate; - if (!clk) - clk = clk_get_sys("sp804", name); - if (IS_ERR(clk)) { - pr_err("sp804: %s clock not found: %d\n", name, - (int)PTR_ERR(clk)); - return PTR_ERR(clk); - } - - rate = sp804_get_clock_rate(clk); + rate = sp804_get_clock_rate(clk, name); if (rate < 0) return -EINVAL; |