Messages in this thread Patch in this message | | | From | Stephen Boyd <> | Subject | [PATCH] clocksource: arch_timer: Set dynamic irq affinity on mmio clockevent | Date | Mon, 6 Jan 2014 14:56:17 -0800 |
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Set the CLOCK_EVT_FEAT_DYNIRQ flag on the memory mapped clockevent so that we save power by waking up the CPU with the next event when this timer is used in broadcast mode.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> --- drivers/clocksource/arm_arch_timer.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index 95fb944e15ee..57e823c44d2a 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -277,6 +277,7 @@ static void __arch_timer_setup(unsigned type, clk->set_next_event = arch_timer_set_next_event_phys; } } else { + clk->features |= CLOCK_EVT_FEAT_DYNIRQ; clk->name = "arch_mem_timer"; clk->rating = 400; clk->cpumask = cpu_all_mask; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
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