[PATCH] drm/amdgpu/ttm: fix ifdefs for non-x86

[Nirmoy]

Reviewed-by: Nirmoy Das <nirmoy.das at amd.com>

On 3/15/21 8:38 PM, Alex Deucher wrote:
> The else clause needs to be CONFIG_64BIT not CONFIG_X86.
>
> Fixes: e98f250bddb5 ("drm/amdgpu: fix compile error on architecture s390")
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> index 158c987696ff..6d5cf0525325 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
> @@ -1731,12 +1731,14 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
>   
>   	/* Change the size here instead of the init above so only lpfn is affected */
>   	amdgpu_ttm_set_buffer_funcs_status(adev, false);
> +#ifdef CONFIG_64BIT
>   #ifdef CONFIG_X86
>   	if (adev->gmc.xgmi.connected_to_cpu)
>   		adev->mman.aper_base_kaddr = ioremap_cache(adev->gmc.aper_base,
>   				adev->gmc.visible_vram_size);
>   
>   	else
> +#endif
>   		adev->mman.aper_base_kaddr = ioremap_wc(adev->gmc.aper_base,
>   				adev->gmc.visible_vram_size);
>   #endif