Re: [PATCH v1] LoongArch: Remove CONFIG_ACPI_TABLE_UPGRADE in platform_init()

From: Huacai Chen
Date: Wed May 29 2024 - 04:53:21 EST


Applied, thank you.

Huacai

On Wed, May 29, 2024 at 2:32 PM Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> wrote:
>
> acpi_table_upgrade() and acpi_boot_table_init() are defined as
> empty function under !CONFIG_ACPI_TABLE_UPGRADE and !CONFIG_ACPI
> in include/linux/acpi.h, there are no implicit declaration errors
> with various configs.
>
> As Huacai suggested, CONFIG_ACPI_TABLE_UPGRADE is ugly and not
> necessary here, just remove it. At the same time, just keep
> CONFIG_ACPI to prevent build error and give a signal to tell
> us the code is ACPI-specific, and also put acpi_table_upgrade()
> under CONFIG_ACPI.
>
> #ifdef CONFIG_ACPI_TABLE_UPGRADE
> void acpi_table_upgrade(void);
> #else
> static inline void acpi_table_upgrade(void) { }
> #endif
>
> #ifdef CONFIG_ACPI
> ...
> void acpi_boot_table_init (void);
> ...
> #else /* !CONFIG_ACPI */
> ...
> static inline void acpi_boot_table_init(void)
> {
> }
> ...
> #endif /* !CONFIG_ACPI */
>
> Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx>
> ---
> arch/loongarch/kernel/setup.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/arch/loongarch/kernel/setup.c b/arch/loongarch/kernel/setup.c
> index ea6d5db6c878..08a077e4efd7 100644
> --- a/arch/loongarch/kernel/setup.c
> +++ b/arch/loongarch/kernel/setup.c
> @@ -353,10 +353,8 @@ void __init platform_init(void)
> arch_reserve_vmcore();
> arch_reserve_crashkernel();
>
> -#ifdef CONFIG_ACPI_TABLE_UPGRADE
> - acpi_table_upgrade();
> -#endif
> #ifdef CONFIG_ACPI
> + acpi_table_upgrade();
> acpi_gbl_use_default_register_widths = false;
> acpi_boot_table_init();
> #endif
> --
> 2.42.0
>