From 23b8f81f3890edd06bcabdaac33ff5c087114c59 Mon Sep 17 00:00:00 2001 From: Caesar Wang Date: Fri, 25 Sep 2015 10:14:55 +0800 Subject: [PATCH] clocksource/drivers/rockchip: Remove dsb() usage The dsb() instruction is pointless in this code. Remove it. That also fixes the ARM64 compilation issue. Signed-off-by: Daniel Lezcano Tested-by: Caesar Wang --- drivers/clocksource/rockchip_timer.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/clocksource/rockchip_timer.c b/drivers/clocksource/rockchip_timer.c index b14716b62d63..8c77a529d0d4 100644 --- a/drivers/clocksource/rockchip_timer.c +++ b/drivers/clocksource/rockchip_timer.c @@ -49,14 +49,12 @@ static inline void __iomem *rk_base(struct clock_event_device *ce) static inline void rk_timer_disable(struct clock_event_device *ce) { writel_relaxed(TIMER_DISABLE, rk_base(ce) + TIMER_CONTROL_REG); - dsb(); } static inline void rk_timer_enable(struct clock_event_device *ce, u32 flags) { writel_relaxed(TIMER_ENABLE | TIMER_INT_UNMASK | flags, rk_base(ce) + TIMER_CONTROL_REG); - dsb(); } static void rk_timer_update_counter(unsigned long cycles, @@ -64,13 +62,11 @@ static void rk_timer_update_counter(unsigned long cycles, { writel_relaxed(cycles, rk_base(ce) + TIMER_LOAD_COUNT0); writel_relaxed(0, rk_base(ce) + TIMER_LOAD_COUNT1); - dsb(); } static void rk_timer_interrupt_clear(struct clock_event_device *ce) { writel_relaxed(1, rk_base(ce) + TIMER_INT_STATUS); - dsb(); } static inline int rk_timer_set_next_event(unsigned long cycles,