MIPS: cevt-gt641xx: Migrate to new 'set-state' interface
Migrate cevt-gt641xx 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: 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/10604/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Родитель
9f95618f9f
Коммит
c88f2fb4d8
|
@ -64,8 +64,7 @@ static int gt641xx_timer0_set_next_event(unsigned long delta,
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static void gt641xx_timer0_set_mode(enum clock_event_mode mode,
|
static int gt641xx_timer0_shutdown(struct clock_event_device *evt)
|
||||||
struct clock_event_device *evt)
|
|
||||||
{
|
{
|
||||||
u32 ctrl;
|
u32 ctrl;
|
||||||
|
|
||||||
|
@ -73,21 +72,39 @@ static void gt641xx_timer0_set_mode(enum clock_event_mode mode,
|
||||||
|
|
||||||
ctrl = GT_READ(GT_TC_CONTROL_OFS);
|
ctrl = GT_READ(GT_TC_CONTROL_OFS);
|
||||||
ctrl &= ~(GT_TC_CONTROL_ENTC0_MSK | GT_TC_CONTROL_SELTC0_MSK);
|
ctrl &= ~(GT_TC_CONTROL_ENTC0_MSK | GT_TC_CONTROL_SELTC0_MSK);
|
||||||
|
|
||||||
switch (mode) {
|
|
||||||
case CLOCK_EVT_MODE_PERIODIC:
|
|
||||||
ctrl |= GT_TC_CONTROL_ENTC0_MSK | GT_TC_CONTROL_SELTC0_MSK;
|
|
||||||
break;
|
|
||||||
case CLOCK_EVT_MODE_ONESHOT:
|
|
||||||
ctrl |= GT_TC_CONTROL_ENTC0_MSK;
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
|
|
||||||
GT_WRITE(GT_TC_CONTROL_OFS, ctrl);
|
GT_WRITE(GT_TC_CONTROL_OFS, ctrl);
|
||||||
|
|
||||||
raw_spin_unlock(>641xx_timer_lock);
|
raw_spin_unlock(>641xx_timer_lock);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gt641xx_timer0_set_oneshot(struct clock_event_device *evt)
|
||||||
|
{
|
||||||
|
u32 ctrl;
|
||||||
|
|
||||||
|
raw_spin_lock(>641xx_timer_lock);
|
||||||
|
|
||||||
|
ctrl = GT_READ(GT_TC_CONTROL_OFS);
|
||||||
|
ctrl &= ~GT_TC_CONTROL_SELTC0_MSK;
|
||||||
|
ctrl |= GT_TC_CONTROL_ENTC0_MSK;
|
||||||
|
GT_WRITE(GT_TC_CONTROL_OFS, ctrl);
|
||||||
|
|
||||||
|
raw_spin_unlock(>641xx_timer_lock);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gt641xx_timer0_set_periodic(struct clock_event_device *evt)
|
||||||
|
{
|
||||||
|
u32 ctrl;
|
||||||
|
|
||||||
|
raw_spin_lock(>641xx_timer_lock);
|
||||||
|
|
||||||
|
ctrl = GT_READ(GT_TC_CONTROL_OFS);
|
||||||
|
ctrl |= GT_TC_CONTROL_ENTC0_MSK | GT_TC_CONTROL_SELTC0_MSK;
|
||||||
|
GT_WRITE(GT_TC_CONTROL_OFS, ctrl);
|
||||||
|
|
||||||
|
raw_spin_unlock(>641xx_timer_lock);
|
||||||
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static void gt641xx_timer0_event_handler(struct clock_event_device *dev)
|
static void gt641xx_timer0_event_handler(struct clock_event_device *dev)
|
||||||
|
@ -96,10 +113,14 @@ static void gt641xx_timer0_event_handler(struct clock_event_device *dev)
|
||||||
|
|
||||||
static struct clock_event_device gt641xx_timer0_clockevent = {
|
static struct clock_event_device gt641xx_timer0_clockevent = {
|
||||||
.name = "gt641xx-timer0",
|
.name = "gt641xx-timer0",
|
||||||
.features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
|
.features = CLOCK_EVT_FEAT_PERIODIC |
|
||||||
|
CLOCK_EVT_FEAT_ONESHOT,
|
||||||
.irq = GT641XX_TIMER0_IRQ,
|
.irq = GT641XX_TIMER0_IRQ,
|
||||||
.set_next_event = gt641xx_timer0_set_next_event,
|
.set_next_event = gt641xx_timer0_set_next_event,
|
||||||
.set_mode = gt641xx_timer0_set_mode,
|
.set_state_shutdown = gt641xx_timer0_shutdown,
|
||||||
|
.set_state_periodic = gt641xx_timer0_set_periodic,
|
||||||
|
.set_state_oneshot = gt641xx_timer0_set_oneshot,
|
||||||
|
.tick_resume = gt641xx_timer0_shutdown,
|
||||||
.event_handler = gt641xx_timer0_event_handler,
|
.event_handler = gt641xx_timer0_event_handler,
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
Загрузка…
Ссылка в новой задаче