Re: [PATCH 41/41] clocksource: zevio: Migrate to new 'set-state' interface

From: Daniel Lezcano
Date: Thu Jul 02 2015 - 16:12:02 EST


On 06/18/2015 12:54 PM, Viresh Kumar wrote:
Migrate zevio driver to the new 'set-state' interface provided by
clockevents core, the earlier 'set-mode' interface is marked obsolete
now.

This also enables us to implement callbacks for new states of clockevent
devices, for example: ONESHOT_STOPPED.

Cc: Daniel Tang <dt.tangr@xxxxxxxxx>
Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---

[ ... ]

static irqreturn_t zevio_timer_interrupt(int irq, void *dev_id)
@@ -162,7 +158,9 @@ static int __init zevio_timer_add(struct device_node *node)
if (timer->interrupt_regs && irqnr) {
timer->clkevt.name = timer->clockevent_name;
timer->clkevt.set_next_event = zevio_timer_set_event;
- timer->clkevt.set_mode = zevio_timer_set_mode;
+ timer->clkevt.set_state_shutdown = zevio_timer_shutdown;
+ timer->clkevt.set_state_oneshot = zevio_timer_set_oneshot;
+ timer->clkevt.tick_resume = zevio_timer_set_oneshot;

Why is tick_resume added here ?

timer->clkevt.rating = 200;
timer->clkevt.cpumask = cpu_all_mask;
timer->clkevt.features = CLOCK_EVT_FEAT_ONESHOT;



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