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SubjectRe: [PATCH] platform/x86: intel_pmc_core: add ACPI dependency
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Thanks for the fix Arnd. Thought I could get away with not adding the
dependency since the function is stubbed but didn't realize struct
acpi_device wouldn't be defined. Should have build tested it.

David

On Wed, 2021-04-21 at 15:49 +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The driver now fails to build without ACPI:
>
> drivers/platform/x86/intel_pmc_core.c: In function
> 'pmc_core_get_tgl_lpm_reqs':
> drivers/platform/x86/intel_pmc_core.c:617:41: error: invalid use of
> undefined type 'struct acpi_device'
>   617 |         out_obj = acpi_evaluate_dsm(adev->handle,
> &s0ix_dsm_guid, 0,
>
> This could probably be made optional, but it won't be used without
> ACPI in practice, so just add a Kconfig dependency.
>
> Fixes: 428131364f00 ("platform/x86: intel_pmc_core: Get LPM
> requirements for Tiger Lake")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  drivers/platform/x86/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/platform/x86/Kconfig
> b/drivers/platform/x86/Kconfig
> index 697fc446ac41..2714f7c3843e 100644
> --- a/drivers/platform/x86/Kconfig
> +++ b/drivers/platform/x86/Kconfig
> @@ -1194,6 +1194,7 @@ config INTEL_MRFLD_PWRBTN
>  config INTEL_PMC_CORE
>         tristate "Intel PMC Core driver"
>         depends on PCI
> +       depends on ACPI
>         help
>           The Intel Platform Controller Hub for Intel Core SoCs
> provides access
>           to Power Management Controller registers via various
> interfaces. This


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