Re: [PATCH] platform/x86/amd: Don't allow HSMP=y and PMC to be enabled together

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On 4/10/24 7:10 AM, Mario Limonciello wrote:
> If the HSMP driver is compiled into the kernel it can cause problems
> on systems that support PMC since it probes hardware it shouldn't.
>
> Prevent users from compiling HSMP as built-in when PMC is enabled.
>
> Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2414
> Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3285
> Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
> ---
>  drivers/platform/x86/amd/pmc/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/platform/x86/amd/pmc/Kconfig b/drivers/platform/x86/amd/pmc/Kconfig
> index 883c0a95ac0c..d734f6698f97 100644
> --- a/drivers/platform/x86/amd/pmc/Kconfig
> +++ b/drivers/platform/x86/amd/pmc/Kconfig
> @@ -7,6 +7,7 @@ config AMD_PMC
>  	tristate "AMD SoC PMC driver"
>  	depends on ACPI && PCI && RTC_CLASS && AMD_NB
>  	depends on SUSPEND
> +	depends on (AMD_HSMP = n) || (AMD_HSMP = m)

Can't you use depends on AMD_HSMP!=y ?

>  	select SERIO
>  	help
>  	  The driver provides support for AMD Power Management Controller

-- 
Sathyanarayanan Kuppuswamy
Linux Kernel Developer





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