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SubjectRe: [PATCH 1/5] clocksource: st_lpc: Add LPC timer as a clocksource.
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On Fri, 2015-04-17 at 11:50 +0100, Peter Griffin wrote:
> --- a/drivers/clocksource/Kconfig
> +++ b/drivers/clocksource/Kconfig

> +config CLKSRC_ST_LPC_CLOCK
> + bool
> + depends on ARCH_STI
> + select CLKSRC_OF if OF
> + help
> + Enable this option to use the Low Power controller timer
> + as clock source.
> +
> +config CLKSRC_ST_LPC_TIMER_SCHED_CLOCK
> + bool
> + depends on ST_LPC_CLOCK

It looks like you meant
depends on CLKSRC_ST_LPC_CLOCK

> + default y
> + help
> + Use Low Power controller timer clock source as sched_clock

> --- a/drivers/clocksource/Makefile
> +++ b/drivers/clocksource/Makefile

> +obj-$(CONFIG_CLKSRC_ST_LPC_CLOCK) += st_lpc.o

> --- /dev/null
> +++ b/drivers/clocksource/st_lpc.c

> +#ifdef CONFIG_CLKSRC_LPC_TIMER_SCHED_CLOCK

#ifdef CONFIG_CLKSRC_ST_LPC_TIMER_SCHED_CLOCK here?

> +static u64 notrace st_lpc_sched_clock_read(void)
> +{
> + return st_lpc_counter_read();
> +}
> +#endif

> +#ifdef CONFIG_CLKSRC_LPC_TIMER_SCHED_CLOCK

Again, #ifdef CONFIG_CLKSRC_ST_LPC_TIMER_SCHED_CLOCK here?

> + sched_clock_register(st_lpc_sched_clock_read, 64, rate);
> +#endif

Assuming the above suggestions are correct: checkkconfigsymbols.py, as
shipped in linux-next, helps detect stuff like this. See
scripts/checkkconfigsymbols.py --help.

Thanks,


Paul Bolle



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