Index: VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_drv.c
===================================================================
--- VirtualBox-6.0.6.orig/src/VBox/Additions/linux/drm/vbox_drv.c
+++ VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_drv.c
@@ -283,12 +283,6 @@ static struct drm_driver driver = {
 	.lastclose = vbox_driver_lastclose,
 	.master_set = vbox_master_set,
 	.master_drop = vbox_master_drop,
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0) || defined(RHEL_73)
-# if LINUX_VERSION_CODE < KERNEL_VERSION(4, 14, 0) && !defined(RHEL_75)
-	.set_busid = drm_pci_set_busid,
-# endif
-#endif
-
 	.fops = &vbox_fops,
 	.irq_handler = vbox_irq_handler,
 	.name = DRIVER_NAME,
Index: VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_mode.c
===================================================================
--- VirtualBox-6.0.6.orig/src/VBox/Additions/linux/drm/vbox_mode.c
+++ VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_mode.c
@@ -498,7 +498,8 @@ static void vbox_set_edid(struct drm_con
 	for (i = 0; i < EDID_SIZE - 1; ++i)
 		sum += edid[i];
 	edid[EDID_SIZE - 1] = (0x100 - (sum & 0xFF)) & 0xFF;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0) || \
+		defined(CONFIG_SUSE_VERSION)
 	drm_connector_update_edid_property(connector, (struct edid *)edid);
 #else
 	drm_mode_connector_update_edid_property(connector, (struct edid *)edid);
@@ -669,7 +670,8 @@ static int vbox_connector_init(struct dr
 	drm_connector_register(connector);
 #endif
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0) || \
+		defined(CONFIG_SUSE_VERSION)
 	drm_connector_attach_encoder(connector, encoder);
 #else
 	drm_mode_connector_attach_encoder(connector, encoder);
Index: VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_ttm.c
===================================================================
--- VirtualBox-6.0.6.orig/src/VBox/Additions/linux/drm/vbox_ttm.c
+++ VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_ttm.c
@@ -210,7 +210,8 @@ static struct ttm_backend_func vbox_tt_b
 	.destroy = &vbox_ttm_backend_destroy,
 };
 
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0)) && !defined(RHEL_76)
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 static struct ttm_tt *vbox_ttm_tt_create(struct ttm_bo_device *bdev,
 					 unsigned long size,
 					 u32 page_flags,
@@ -227,7 +228,8 @@ static struct ttm_tt *vbox_ttm_tt_create
 		return NULL;
 
 	tt->func = &vbox_tt_backend_func;
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0)) && !defined(RHEL_76)
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 	if (ttm_tt_init(tt, bdev, size, page_flags, dummy_read_page)) {
 #else
 	if (ttm_tt_init(tt, bo, page_flags)) {
@@ -240,7 +242,8 @@ static struct ttm_tt *vbox_ttm_tt_create
 }
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0)
-# if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76)
+# if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 static int vbox_ttm_tt_populate(struct ttm_tt *ttm)
 {
 	return ttm_pool_populate(ttm);
@@ -274,7 +277,8 @@ static struct ttm_bo_driver vbox_bo_driv
 	.io_mem_reserve = &vbox_ttm_io_mem_reserve,
 	.io_mem_free = &vbox_ttm_io_mem_free,
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0) || defined(RHEL_75)
-# if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76)
+# if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 	.io_mem_pfn = ttm_bo_default_io_mem_pfn,
 # endif
 #endif
@@ -420,7 +424,8 @@ int vbox_bo_create(struct drm_device *de
 
 	ret = ttm_bo_init(&vbox->ttm.bdev, &vboxbo->bo, size,
 			  ttm_bo_type_device, &vboxbo->placement,
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0) && !defined(RHEL_76)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 17, 0) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 			  align >> PAGE_SHIFT, false, NULL, acc_size,
 #else
 			  align >> PAGE_SHIFT, false, acc_size,
@@ -449,7 +454,8 @@ static inline u64 vbox_bo_gpu_offset(str
 
 int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag, u64 *gpu_addr)
 {
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0)) || defined(RHEL_76)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0)) || defined(RHEL_76) || \
+		defined(CONFIG_SUSE_VERSION)
 	struct ttm_operation_ctx ctx = { false, false };
 #endif
 	int i, ret;
@@ -467,7 +473,8 @@ int vbox_bo_pin(struct vbox_bo *bo, u32
 	for (i = 0; i < bo->placement.num_placement; i++)
 		PLACEMENT_FLAGS(bo->placements[i]) |= TTM_PL_FLAG_NO_EVICT;
 
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76)
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 #else
 	ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx);
@@ -485,7 +492,8 @@ int vbox_bo_pin(struct vbox_bo *bo, u32
 
 int vbox_bo_unpin(struct vbox_bo *bo)
 {
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0)) || defined(RHEL_76)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0)) || defined(RHEL_76) || \
+		defined(CONFIG_SUSE_VERSION)
 	struct ttm_operation_ctx ctx = { false, false };
 #endif
 	int i, ret;
@@ -501,7 +509,8 @@ int vbox_bo_unpin(struct vbox_bo *bo)
 	for (i = 0; i < bo->placement.num_placement; i++)
 		PLACEMENT_FLAGS(bo->placements[i]) &= ~TTM_PL_FLAG_NO_EVICT;
 
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76)
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 #else
 	ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx);
@@ -519,7 +528,8 @@ int vbox_bo_unpin(struct vbox_bo *bo)
  */
 int vbox_bo_push_sysram(struct vbox_bo *bo)
 {
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0)) || defined(RHEL_76)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0)) || defined(RHEL_76) || \
+		defined(CONFIG_SUSE_VERSION)
 	struct ttm_operation_ctx ctx = { false, false };
 #endif
 	int i, ret;
@@ -540,7 +550,8 @@ int vbox_bo_push_sysram(struct vbox_bo *
 	for (i = 0; i < bo->placement.num_placement; i++)
 		PLACEMENT_FLAGS(bo->placements[i]) |= TTM_PL_FLAG_NO_EVICT;
 
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76)
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0)) && !defined(RHEL_76) && \
+		!defined(CONFIG_SUSE_VERSION)
 	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 #else
 	ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx);
Index: VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_main.c
===================================================================
--- VirtualBox-6.0.6.orig/src/VBox/Additions/linux/drm/vbox_main.c
+++ VirtualBox-6.0.6/src/VBox/Additions/linux/drm/vbox_main.c
@@ -600,7 +600,7 @@ int vbox_dumb_destroy(struct drm_file *f
 }
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 19, 0) && !defined(CONFIG_SUSE_VERSION)
 static void ttm_bo_put(struct ttm_buffer_object *bo)
 {
 	ttm_bo_unref(&bo);