[PATCH 52/69] clocksource/drivers/h8300_timer16: Remove pointless lock

Daniel Lezcano
2015-12-18T14:26:46Z

The lock in the timer16_clocksource_read is not needed, remove it.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
drivers/clocksource/h8300_timer16.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/clocksource/h8300_timer16.c b/drivers/clocksource/h8300_timer16.c
index 129dca0..f396605 100644
--- a/drivers/clocksource/h8300_timer16.c
+++ b/drivers/clocksource/h8300_timer16.c
@@ -30,7 +30,6 @@ struct timer16_priv {
unsigned char imfa;
unsigned char imiea;
unsigned char ovf;
- raw_spinlock_t lock;
struct clk *clk;
};

@@ -75,13 +74,10 @@ static inline struct timer16_priv *cs_to_priv(struct clocksource *cs)
static cycle_t timer16_clocksource_read(struct clocksource *cs)
{
struct timer16_priv *p = cs_to_priv(cs);
- unsigned long flags, raw;
- unsigned long value;
+ unsigned long raw, value;

- raw_spin_lock_irqsave(&p->lock, flags);
value = p->total_cycles;
raw = timer16_get_counter(p);
- raw_spin_unlock_irqrestore(&p->lock, flags);

return value + raw;
}
--
1.9.1