From: Stephen Boyd Date: Mon, 6 Jan 2014 22:56:17 +0000 (-0800) Subject: clocksource: arch_timer: Set dynamic irq affinity on mmio clockevent X-Git-Tag: v4.13~7644^2~24 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=7b52ad2efa4926ca7f399e5e63cf9a587396cd87;p=mirror_ubuntu-bionic-kernel.git clocksource: arch_timer: Set dynamic irq affinity on mmio clockevent 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 Signed-off-by: Daniel Lezcano --- 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;