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Re: [PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface

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On 26 August 2015 at 15:24, Leif Lindholm <leif.lindholm@linaro.org> wrote:
> As we now have a common debug infrastructure between core and arm64 efi,
> drop the bit of the interface passing verbose output flags around.
>
> Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
> ---
>  arch/arm64/kernel/efi.c    | 2 +-
>  drivers/firmware/efi/efi.c | 6 ++----
>  include/linux/efi.h        | 2 +-
>  3 files changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
> index 612ad5e..ab5eeb6 100644
> --- a/arch/arm64/kernel/efi.c
> +++ b/arch/arm64/kernel/efi.c
> @@ -201,7 +201,7 @@ void __init efi_init(void)
>         struct efi_fdt_params params;
>

Actually, one nit: struct efi_fdt_params has a verbose field that was
never used in the first place, but was added [supposedly] to convey
the same as EFI_DBG that we have now. So I think you should remove
that as well.

-- 
Ard.


>         /* Grab UEFI information placed in FDT by stub */
> -       if (!efi_get_fdt_params(&params, efi_enabled(EFI_DBG)))
> +       if (!efi_get_fdt_params(&params))
>                 return;
>
>         efi_system_table = params.system_table;
> diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
> index 78de0bd..aca6aaf 100644
> --- a/drivers/firmware/efi/efi.c
> +++ b/drivers/firmware/efi/efi.c
> @@ -492,7 +492,6 @@ static __initdata struct {
>  };
>
>  struct param_info {
> -       int verbose;
>         int found;
>         void *params;
>  };
> @@ -523,21 +522,20 @@ static int __init fdt_find_uefi_params(unsigned long node, const char *uname,
>                 else
>                         *(u64 *)dest = val;
>
> -               if (info->verbose)
> +               if (efi_enabled(EFI_DBG))
>                         pr_info("  %s: 0x%0*llx\n", dt_params[i].name,
>                                 dt_params[i].size * 2, val);
>         }
>         return 1;
>  }
>
> -int __init efi_get_fdt_params(struct efi_fdt_params *params, int verbose)
> +int __init efi_get_fdt_params(struct efi_fdt_params *params)
>  {
>         struct param_info info;
>         int ret;
>
>         pr_info("Getting EFI parameters from FDT:\n");
>
> -       info.verbose = verbose;
>         info.found = 0;
>         info.params = params;
>
> diff --git a/include/linux/efi.h b/include/linux/efi.h
> index 85ef051..b1a5b74 100644
> --- a/include/linux/efi.h
> +++ b/include/linux/efi.h
> @@ -901,7 +901,7 @@ extern void efi_initialize_iomem_resources(struct resource *code_resource,
>                 struct resource *data_resource, struct resource *bss_resource);
>  extern void efi_get_time(struct timespec *now);
>  extern void efi_reserve_boot_services(void);
> -extern int efi_get_fdt_params(struct efi_fdt_params *params, int verbose);
> +extern int efi_get_fdt_params(struct efi_fdt_params *params);
>  extern struct efi_memory_map memmap;
>  extern struct kobject *efi_kobj;
>
> --
> 2.1.4
>
--
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[PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface Leif Lindholm <leif.lindholm@linaro.org> - 2015-08-26 15:30 +0200
  Re: [PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2015-08-26 16:10 +0200
    Re: [PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2015-08-26 16:20 +0200
    Re: [PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface Mark Salter <msalter@redhat.com> - 2015-08-26 16:20 +0200
  Re: [PATCH 3/3] efi/arm64: clean up efi_get_fdt_params() interface Matt Fleming <matt@codeblueprint.co.uk> - 2015-08-28 15:40 +0200

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