diff --git a/common/lib/modules/fglrx/build_mod/firegl_public.c b/common/lib/modules/fglrx/build_mod/firegl_public.c
index 0f7399d..eb23e06 100644
--- a/common/lib/modules/fglrx/build_mod/firegl_public.c
+++ b/common/lib/modules/fglrx/build_mod/firegl_public.c
@@ -4240,8 +4240,13 @@ static void kcl_mem_pat_setup (void *info)
 
     if (cpu_has_pge)
     {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,20,0)
         cr4 = read_cr4();
         write_cr4(cr4 & ~X86_CR4_PGE);
+#else
+        cr4 = __read_cr4();
+        __write_cr4(cr4 & ~X86_CR4_PGE);
+#endif
     }
      __flush_tlb();
 
@@ -4254,7 +4259,11 @@ static void kcl_mem_pat_setup (void *info)
     write_cr0(cr0 & 0xbfffffff);
     if (cpu_has_pge)
     {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,20,0)
         write_cr4(cr4);
+#else
+        __write_cr4(cr4);
+#endif
     }
     local_irq_restore(flags);
 
@@ -4281,8 +4290,13 @@ static void kcl_mem_pat_restore (void *info)
 
     if (cpu_has_pge)
     {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,20,0)
         cr4 = read_cr4();
         write_cr4(cr4 & ~X86_CR4_PGE);
+#else
+        cr4 = __read_cr4();
+        __write_cr4(cr4 & ~X86_CR4_PGE);
+#endif
     }
      __flush_tlb();
   
@@ -4294,7 +4308,11 @@ static void kcl_mem_pat_restore (void *info)
     write_cr0(cr0 & 0xbfffffff);
     if (cpu_has_pge)
     {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,20,0)
         write_cr4(cr4);
+#else
+        __write_cr4(cr4);
+#endif
     }
     local_irq_restore(flags);
 
diff --git a/common/lib/modules/fglrx/build_mod/kcl_str.c b/common/lib/modules/fglrx/build_mod/kcl_str.c
index 2d89eb0..6df117c 100644
--- a/common/lib/modules/fglrx/build_mod/kcl_str.c
+++ b/common/lib/modules/fglrx/build_mod/kcl_str.c
@@ -169,7 +169,11 @@ int ATI_API_CALL KCL_STR_Strnicmp(const char* s1,
                                   const char* s2,
                                   KCL_TYPE_SizeSigned count)
 {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,20,0)
     return strnicmp(s1, s2, count);
+#else
+    return strncasecmp(s1, s2, count);
+#endif
 }
 
 /** \brief Locate character in string