Re: [PATCH v5 1/5] x86: stub out pmc function

From: Andy Shevchenko
Date: Sat Jul 08 2017 - 12:00:56 EST


On Sat, Jul 8, 2017 at 3:02 AM, Derek Basehore <dbasehore@xxxxxxxxxxxx> wrote:
> This creates an inline function of intel_pmc_slp_s0_counter_read for
> !CONFIG_INTEL_PMC_CORE.

it doesn't make sense alone.
There is a plan to move this header to where it nowadays belongs to, i.e.
include/linux/platform_data/x86/.

Please, do this relocation first.

>
> Signed-off-by: Derek Basehore <dbasehore@xxxxxxxxxxxx>
> ---
> arch/x86/include/asm/pmc_core.h | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/include/asm/pmc_core.h b/arch/x86/include/asm/pmc_core.h
> index d4855f11136d..5d142d915f30 100644
> --- a/arch/x86/include/asm/pmc_core.h
> +++ b/arch/x86/include/asm/pmc_core.h
> @@ -22,6 +22,10 @@
> #define _ASM_PMC_CORE_H
>
> /* API to read SLP_S0_RESIDENCY counter */
> -int intel_pmc_slp_s0_counter_read(u32 *data);
> +#ifdef CONFIG_INTEL_PMC_CORE
> +extern int intel_pmc_slp_s0_counter_read(u32 *data);
> +#else
> +static inline int intel_pmc_slp_s0_counter_read(u32 *data) { return -EPERM; }
> +#endif
>
> #endif /* _ASM_PMC_CORE_H */
> --
> 2.13.2.725.g09c95d1e9-goog
>



--
With Best Regards,
Andy Shevchenko