Re: [PATCH] cpuidle: qcom_scm: fix Kconfig dependencies again

[Ulf Hansson]

On Wed, 21 Apr 2021 at 15:57, Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
>
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> The previous compile time fix was incomplete and still results in
> warnings like:
>
> WARNING: unmet direct dependencies detected for ARM_CPU_SUSPEND
>   Depends on [n]: ARCH_SUSPEND_POSSIBLE [=n]
>   Selected by [y]:
>   - ARM_QCOM_SPM_CPUIDLE [=y] && CPU_IDLE [=y] && (ARM [=y] || ARM64) && (ARCH_QCOM [=n] || COMPILE_TEST [=y]) && !ARM64 && MMU [=y]
>
> WARNING: unmet direct dependencies detected for QCOM_SCM
>   Depends on [n]: (ARM [=y] || ARM64) && HAVE_ARM_SMCCC [=n]
>   Selected by [y]:
>   - ARM_QCOM_SPM_CPUIDLE [=y] && CPU_IDLE [=y] && (ARM [=y] || ARM64) && (ARCH_QCOM [=n] || COMPILE_TEST [=y]) && !ARM64 && MMU [=y]
>
> Use a dependency on ARCH_SUSPEND_POSSIBLE as a prerequisite for
> selecting ARM_CPU_SUSPEND, and a dependency on HAVE_ARM_SMCCC
> for QCOM_SCM.
>
> Fixes: 498ba2a8a275 ("cpuidle: Fix ARM_QCOM_SPM_CPUIDLE configuration")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Looks like this isn't applied yet, feel free to add:

Reviewed-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>

Kind regards
Uffe

> ---
>  drivers/cpuidle/Kconfig.arm | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/cpuidle/Kconfig.arm b/drivers/cpuidle/Kconfig.arm
> index 334f83e56120..fc596494251c 100644
> --- a/drivers/cpuidle/Kconfig.arm
> +++ b/drivers/cpuidle/Kconfig.arm
> @@ -107,7 +107,8 @@ config ARM_TEGRA_CPUIDLE
>
>  config ARM_QCOM_SPM_CPUIDLE
>         bool "CPU Idle Driver for Qualcomm Subsystem Power Manager (SPM)"
> -       depends on (ARCH_QCOM || COMPILE_TEST) && !ARM64 && MMU
> +       depends on ARCH_QCOM || (ARCH_SUSPEND_POSSIBLE && COMPILE_TEST)
> +       depends on ARM && HAVE_ARM_SMCCC
>         select ARM_CPU_SUSPEND
>         select CPU_IDLE_MULTIPLE_DRIVERS
>         select DT_IDLE_STATES
> --
> 2.29.2
>