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

[Alex Deucher]

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
-- 
2.30.2