From 88cd179929ace6f0fa7674af5300d3e9bc2dad49 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jan=20R=C4=99korajski?= <baggins@pld-linux.org>
Date: Wed, 2 Jan 2019 20:33:39 +0900
Subject: [PATCH] - use version to select function to use

---
 kernel-4.20.patch | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel-4.20.patch b/kernel-4.20.patch
index 957b8cb..33279b1 100644
--- a/kernel-4.20.patch
+++ b/kernel-4.20.patch
@@ -30,7 +30,7 @@
  
  #if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE)
  
-+#include <linux/mm.h>
++#include <linux/version.h>
 +
  #include "nvidia-drm-gem-nvkms-memory.h"
  #include "nvidia-drm-ioctl.h"
@@ -39,7 +39,7 @@
  
      page_offset = vmf->pgoff - drm_vma_node_start(&gem->vma_node);
  
-+#if !defined(vm_insert_pfn)
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0)
 +    return vmf_insert_pfn(vma, address, pfn + page_offset);
 +#else
      ret = vm_insert_pfn(vma, address, pfn + page_offset);
-- 
2.43.0