Migrate jz4740 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.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Deng-Cheng Zhu <dengcheng.zhu@imgtec.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: linux-mips@linux-mips.org
Cc: linaro-kernel@lists.linaro.org
Cc: Thomas Gleixner <tglx@linutronix.de>
Patchwork: https://patchwork.linux-mips.org/patch/10601/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
jz4740_timer_ack_full(TIMER_CLOCKEVENT);
jz4740_timer_ack_full(TIMER_CLOCKEVENT);
- if (cd->mode != CLOCK_EVT_MODE_PERIODIC)
+ if (!clockevent_state_periodic(cd))
jz4740_timer_disable(TIMER_CLOCKEVENT);
cd->event_handler(cd);
jz4740_timer_disable(TIMER_CLOCKEVENT);
cd->event_handler(cd);
-static void jz4740_clockevent_set_mode(enum clock_event_mode mode,
- struct clock_event_device *cd)
+static int jz4740_clockevent_set_periodic(struct clock_event_device *evt)
- switch (mode) {
- case CLOCK_EVT_MODE_PERIODIC:
- jz4740_timer_set_count(TIMER_CLOCKEVENT, 0);
- jz4740_timer_set_period(TIMER_CLOCKEVENT, jz4740_jiffies_per_tick);
- case CLOCK_EVT_MODE_RESUME:
- jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
- jz4740_timer_enable(TIMER_CLOCKEVENT);
- break;
- case CLOCK_EVT_MODE_ONESHOT:
- case CLOCK_EVT_MODE_SHUTDOWN:
- jz4740_timer_disable(TIMER_CLOCKEVENT);
- break;
- default:
- break;
- }
+ jz4740_timer_set_count(TIMER_CLOCKEVENT, 0);
+ jz4740_timer_set_period(TIMER_CLOCKEVENT, jz4740_jiffies_per_tick);
+ jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
+ jz4740_timer_enable(TIMER_CLOCKEVENT);
+
+ return 0;
+}
+
+static int jz4740_clockevent_resume(struct clock_event_device *evt)
+{
+ jz4740_timer_irq_full_enable(TIMER_CLOCKEVENT);
+ jz4740_timer_enable(TIMER_CLOCKEVENT);
+
+ return 0;
+}
+
+static int jz4740_clockevent_shutdown(struct clock_event_device *evt)
+{
+ jz4740_timer_disable(TIMER_CLOCKEVENT);
+
+ return 0;
}
static int jz4740_clockevent_set_next(unsigned long evt,
}
static int jz4740_clockevent_set_next(unsigned long evt,
.name = "jz4740-timer",
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
.set_next_event = jz4740_clockevent_set_next,
.name = "jz4740-timer",
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
.set_next_event = jz4740_clockevent_set_next,
- .set_mode = jz4740_clockevent_set_mode,
+ .set_state_shutdown = jz4740_clockevent_shutdown,
+ .set_state_periodic = jz4740_clockevent_set_periodic,
+ .set_state_oneshot = jz4740_clockevent_shutdown,
+ .tick_resume = jz4740_clockevent_resume,
.rating = 200,
#ifdef CONFIG_MACH_JZ4740
.irq = JZ4740_IRQ_TCU0,
.rating = 200,
#ifdef CONFIG_MACH_JZ4740
.irq = JZ4740_IRQ_TCU0,