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authorIngo Molnar <mingo@kernel.org>2015-09-05 09:00:30 +0200
committerIngo Molnar <mingo@kernel.org>2015-09-05 09:00:47 +0200
commit95cd2ea7d54b41b0b2828587f108fe270d59eede (patch)
tree623675092834a6a92ac1ef28cc5abb930c9a11b0 /drivers/clocksource/zevio-timer.c
parentx86/alternatives: Make optimize_nops() interrupt safe and synced (diff)
parentMerge branch 'x86-core-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff)
downloadlinux-95cd2ea7d54b41b0b2828587f108fe270d59eede.tar.xz
linux-95cd2ea7d54b41b0b2828587f108fe270d59eede.zip
Merge branch 'linus' into x86/urgent, to be able to merge a dependent fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/clocksource/zevio-timer.c')
-rw-r--r--drivers/clocksource/zevio-timer.c44
1 files changed, 21 insertions, 23 deletions
diff --git a/drivers/clocksource/zevio-timer.c b/drivers/clocksource/zevio-timer.c
index 7ce442148c3f..ceaa6133f9c2 100644
--- a/drivers/clocksource/zevio-timer.c
+++ b/drivers/clocksource/zevio-timer.c
@@ -76,32 +76,28 @@ static int zevio_timer_set_event(unsigned long delta,
return 0;
}
-static void zevio_timer_set_mode(enum clock_event_mode mode,
- struct clock_event_device *dev)
+static int zevio_timer_shutdown(struct clock_event_device *dev)
{
struct zevio_timer *timer = container_of(dev, struct zevio_timer,
clkevt);
- switch (mode) {
- case CLOCK_EVT_MODE_RESUME:
- case CLOCK_EVT_MODE_ONESHOT:
- /* Enable timer interrupts */
- writel(TIMER_INTR_MSK, timer->interrupt_regs + IO_INTR_MSK);
- writel(TIMER_INTR_ALL, timer->interrupt_regs + IO_INTR_ACK);
- break;
- case CLOCK_EVT_MODE_SHUTDOWN:
- case CLOCK_EVT_MODE_UNUSED:
- /* Disable timer interrupts */
- writel(0, timer->interrupt_regs + IO_INTR_MSK);
- writel(TIMER_INTR_ALL, timer->interrupt_regs + IO_INTR_ACK);
- /* Stop timer */
- writel(CNTL_STOP_TIMER, timer->timer1 + IO_CONTROL);
- break;
- case CLOCK_EVT_MODE_PERIODIC:
- default:
- /* Unsupported */
- break;
- }
+ /* Disable timer interrupts */
+ writel(0, timer->interrupt_regs + IO_INTR_MSK);
+ writel(TIMER_INTR_ALL, timer->interrupt_regs + IO_INTR_ACK);
+ /* Stop timer */
+ writel(CNTL_STOP_TIMER, timer->timer1 + IO_CONTROL);
+ return 0;
+}
+
+static int zevio_timer_set_oneshot(struct clock_event_device *dev)
+{
+ struct zevio_timer *timer = container_of(dev, struct zevio_timer,
+ clkevt);
+
+ /* Enable timer interrupts */
+ writel(TIMER_INTR_MSK, timer->interrupt_regs + IO_INTR_MSK);
+ writel(TIMER_INTR_ALL, timer->interrupt_regs + IO_INTR_ACK);
+ return 0;
}
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;
timer->clkevt.rating = 200;
timer->clkevt.cpumask = cpu_all_mask;
timer->clkevt.features = CLOCK_EVT_FEAT_ONESHOT;