Migrate score 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.
We weren't doing anything in ONESHOT/SHUTDOWN/RESUME modes and so callbacks for them aren't implemented.
Cc: Chen Liqin liqin.linux@gmail.com Cc: Lennox Wu lennox.wu@gmail.com Cc: Michael Opdenacker michael.opdenacker@free-electrons.com Signed-off-by: Viresh Kumar viresh.kumar@linaro.org --- arch/score/kernel/time.c | 31 ++++++++++--------------------- 1 file changed, 10 insertions(+), 21 deletions(-)
diff --git a/arch/score/kernel/time.c b/arch/score/kernel/time.c index 24770cd9b473..679b8d7b0350 100644 --- a/arch/score/kernel/time.c +++ b/arch/score/kernel/time.c @@ -55,31 +55,20 @@ static int score_timer_set_next_event(unsigned long delta, return 0; }
-static void score_timer_set_mode(enum clock_event_mode mode, - struct clock_event_device *evdev) +static int score_timer_set_periodic(struct clock_event_device *evt) { - switch (mode) { - case CLOCK_EVT_MODE_PERIODIC: - outl((TMR_M_PERIODIC | TMR_IE_ENABLE), P_TIMER0_CTRL); - outl(SYSTEM_CLOCK/HZ, P_TIMER0_PRELOAD); - outl(inl(P_TIMER0_CTRL) | TMR_ENABLE, P_TIMER0_CTRL); - break; - case CLOCK_EVT_MODE_ONESHOT: - case CLOCK_EVT_MODE_SHUTDOWN: - case CLOCK_EVT_MODE_RESUME: - case CLOCK_EVT_MODE_UNUSED: - break; - default: - BUG(); - } + outl((TMR_M_PERIODIC | TMR_IE_ENABLE), P_TIMER0_CTRL); + outl(SYSTEM_CLOCK / HZ, P_TIMER0_PRELOAD); + outl(inl(P_TIMER0_CTRL) | TMR_ENABLE, P_TIMER0_CTRL); + return 0; }
static struct clock_event_device score_clockevent = { - .name = "score_clockevent", - .features = CLOCK_EVT_FEAT_PERIODIC, - .shift = 16, - .set_next_event = score_timer_set_next_event, - .set_mode = score_timer_set_mode, + .name = "score_clockevent", + .features = CLOCK_EVT_FEAT_PERIODIC, + .shift = 16, + .set_next_event = score_timer_set_next_event, + .set_state_periodic = score_timer_set_periodic, };
void __init time_init(void)