2 files changed, 2 insertions, 3 deletions
diff --git a/linux-core/drm_compat.c b/linux-core/drm_compat.c
index 32e43a0a..eb6c5d81 100644
--- a/linux-core/drm_compat.c
+++ b/linux-core/drm_compat.c
@@ -730,8 +730,7 @@ void *idr_replace(struct idr *idp, void *ptr, int id)
 EXPORT_SYMBOL(idr_replace);
 #endif
 
-#if defined(CONFIG_X86)
-
+#if defined(DRM_KMAP_ATOMIC_PROT_PFN)
 #define drm_kmap_get_fixmap_pte(vaddr)					\
 	pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), vaddr), (vaddr)), (vaddr))
 
diff --git a/linux-core/drm_compat.h b/linux-core/drm_compat.h
index 39027cf4..08892e6b 100644
--- a/linux-core/drm_compat.h
+++ b/linux-core/drm_compat.h
@@ -328,7 +328,7 @@ void *idr_replace(struct idr *idp, void *ptr, int id);
 typedef _Bool                   bool;
 #endif
 
-#if defined(CONFIG_X86)
+#if (defined(CONFIG_X86) && defined(CONFIG_X86_32))
 #define DRM_KMAP_ATOMIC_PROT_PFN
 extern void *kmap_atomic_prot_pfn(unsigned long pfn, enum km_type type,
 				  pgprot_t protection);