On 22.06.2015 05:41, Alexey Klimov wrote:
> Patch removes unneeded container_of() macro
> in exynos4_local_timer_setup(). Instead let's pass mevt pointer
> to setup and stop functions from exynos4_mct_cpu_notify()
> and let them get evt pointer.
>
> Tested on odroid-xu3.
>
> Signed-off-by: Alexey Klimov <klimov.linux@xxxxxxxxx>
> Acked-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Looks good, the internal interface now seems more consistent.
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
However you forgot to mail this to maintainers of clocksource subsystem
(Cc'ed: Daniel, Thomas, LKML).
Best regards,
Krzysztof
> ---
> drivers/clocksource/exynos_mct.c | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
> index 83564c9..752a37c 100644
> --- a/drivers/clocksource/exynos_mct.c
> +++ b/drivers/clocksource/exynos_mct.c
> @@ -446,13 +446,11 @@ static irqreturn_t exynos4_mct_tick_isr(int irq, void *dev_id)
> return IRQ_HANDLED;
> }
>
> -static int exynos4_local_timer_setup(struct clock_event_device *evt)
> +static int exynos4_local_timer_setup(struct mct_clock_event_device *mevt)
> {
> - struct mct_clock_event_device *mevt;
> + struct clock_event_device *evt = &mevt->evt;
> unsigned int cpu = smp_processor_id();
>
> - mevt = container_of(evt, struct mct_clock_event_device, evt);
> -
> mevt->base = EXYNOS4_MCT_L_BASE(cpu);
> snprintf(mevt->name, sizeof(mevt->name), "mct_tick%d", cpu);
>
> @@ -484,8 +482,10 @@ static int exynos4_local_timer_setup(struct clock_event_device *evt)
> return 0;
> }
>
> -static void exynos4_local_timer_stop(struct clock_event_device *evt)
> +static void exynos4_local_timer_stop(struct mct_clock_event_device *mevt)
> {
> + struct clock_event_device *evt = &mevt->evt;
> +
> evt->set_mode(CLOCK_EVT_MODE_UNUSED, evt);
> if (mct_int_type == MCT_INT_SPI)
> free_irq(evt->irq, this_cpu_ptr(&percpu_mct_tick));
> @@ -505,11 +505,11 @@ static int exynos4_mct_cpu_notify(struct notifier_block *self,
> switch (action & ~CPU_TASKS_FROZEN) {
> case CPU_STARTING:
> mevt = this_cpu_ptr(&percpu_mct_tick);
> - exynos4_local_timer_setup(&mevt->evt);
> + exynos4_local_timer_setup(mevt);
> break;
> case CPU_DYING:
> mevt = this_cpu_ptr(&percpu_mct_tick);
> - exynos4_local_timer_stop(&mevt->evt);
> + exynos4_local_timer_stop(mevt);
> break;
> }
>
> @@ -557,7 +557,7 @@ static void __init exynos4_timer_resources(struct device_node *np, void __iomem
> goto out_irq;
>
> /* Immediately configure the timer on the boot CPU */
> - exynos4_local_timer_setup(&mevt->evt);
> + exynos4_local_timer_setup(mevt);
> return;
>
> out_irq:
>
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