Re: [PATCH 5/5] drm/amdgpu: fix acpi build warnings

[Alex Deucher]

Applied the series.  Thanks!

Alex

On Mon, May 22, 2023 at 7:51 AM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
>
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> Two newly introduced functions are in the global namespace but have no prototypes
> or callers outside of amdgpu_acpi.c, another function is static but only has
> a caller inside of an #ifdef:
>
> drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:902:13: error: no previous prototype for 'amdgpu_acpi_get_node_id' [-Werror=missing-prototypes]
> drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:928:30: error: no previous prototype for 'amdgpu_acpi_get_dev' [-Werror=missing-prototypes]
> drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:860:33: error: 'amdgpu_acpi_get_numa_info' defined but not used [-Werror=unused-function]
>
> Avoid the warnings by marking all of them static and ensuring that the compiler is
> able to see the callsites.
>
> Fixes: c34db97b8217 ("drm/amdgpu: Add API to get numa information of XCC")
> Fixes: 1f6f659d06e1 ("drm/amdgpu: Store additional numa node information")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 11 +++++------
>  1 file changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
> index 873532c4adbe..1dbcd0e62478 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
> @@ -899,13 +899,15 @@ static struct amdgpu_numa_info *amdgpu_acpi_get_numa_info(uint32_t pxm)
>   *
>   * Returns ACPI STATUS OK with Node ID on success or the corresponding failure reason
>   */
> -acpi_status amdgpu_acpi_get_node_id(acpi_handle handle,
> +static acpi_status amdgpu_acpi_get_node_id(acpi_handle handle,
>                                     struct amdgpu_numa_info **numa_info)
>  {
> -#ifdef CONFIG_ACPI_NUMA
>         u64 pxm;
>         acpi_status status;
>
> +       if (!IS_ENABLED(CONFIG_ACPI_NUMA))
> +               return_ACPI_STATUS(AE_NOT_EXIST);
> +
>         if (!numa_info)
>                 return_ACPI_STATUS(AE_ERROR);
>
> @@ -920,12 +922,9 @@ acpi_status amdgpu_acpi_get_node_id(acpi_handle handle,
>                 return_ACPI_STATUS(AE_ERROR);
>
>         return_ACPI_STATUS(AE_OK);
> -#else
> -       return_ACPI_STATUS(AE_NOT_EXIST);
> -#endif
>  }
>
> -struct amdgpu_acpi_dev_info *amdgpu_acpi_get_dev(u16 bdf)
> +static struct amdgpu_acpi_dev_info *amdgpu_acpi_get_dev(u16 bdf)
>  {
>         struct amdgpu_acpi_dev_info *acpi_dev;
>
> --
> 2.39.2
>