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SubjectRe: [PATCH] cpuidle: tegra: add ARCH_SUSPEND_POSSIBLE dependency
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13.10.2021 19:01, Arnd Bergmann пишет:
> From: Arnd Bergmann <arnd@arndb.de>
>
> Some StrongARM processors don't support suspend, which leads
> to a build failure with the tegra cpuidle driver:
>
> WARNING: unmet direct dependencies detected for ARM_CPU_SUSPEND
> Depends on [n]: ARCH_SUSPEND_POSSIBLE [=n]
> Selected by [y]:
> - ARM_TEGRA_CPUIDLE [=y] && CPU_IDLE [=y] && (ARM [=y] || ARM64) && (ARCH_TEGRA [=n] || COMPILE_TEST [=y]) && !ARM64 && MMU [=y]
>
> arch/arm/kernel/sleep.o: in function `__cpu_suspend':
> (.text+0x68): undefined reference to `cpu_sa110_suspend_size'
>
> Add an explicit dependency to make randconfig builds avoid
> this combination.
>
> Fixes: faae6c9f2e68 ("cpuidle: tegra: Enable compile testing")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> drivers/cpuidle/Kconfig.arm | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpuidle/Kconfig.arm b/drivers/cpuidle/Kconfig.arm
> index 2cc3c208a180..af97992eaa82 100644
> --- a/drivers/cpuidle/Kconfig.arm
> +++ b/drivers/cpuidle/Kconfig.arm
> @@ -100,6 +100,7 @@ config ARM_MVEBU_V7_CPUIDLE
> config ARM_TEGRA_CPUIDLE
> bool "CPU Idle Driver for NVIDIA Tegra SoCs"
> depends on (ARCH_TEGRA || COMPILE_TEST) && !ARM64 && MMU
> + depends on ARCH_SUSPEND_POSSIBLE
> select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
> select ARM_CPU_SUSPEND
> help
>

Reviewed-by: Dmitry Osipenko <digetx@gmail.com>

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