diff -urpN build.orig/nvidia-uvm/uvm8_gpu.c build/nvidia-uvm/uvm8_gpu.c
--- build.orig/nvidia-uvm/uvm8_gpu.c	2022-07-01 07:10:08.638181001 +0000
+++ build/nvidia-uvm/uvm8_gpu.c	2022-07-01 07:10:38.669965330 +0000
@@ -39,6 +39,67 @@
 #include "nv-kthread-q.h"
 #include "uvm8_gpu_access_counters.h"
 
+#include <linux/version.h>
+#include <linux/utsname.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
+#define PCI_DMA_TODEVICE DMA_TO_DEVICE
+#define PCI_DMA_FROMDEVICE DMA_FROM_DEVICE
+#define PCI_DMA_BIDIRECTIONAL DMA_BIDIRECTIONAL
+
+static inline dma_addr_t
+pci_map_page(struct pci_dev *hwdev, struct page *page,
+	     unsigned long offset, size_t size, int direction)
+{
+	return dma_map_page(&hwdev->dev, page, offset, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_unmap_page(struct pci_dev *hwdev, dma_addr_t dma_address,
+	       size_t size, int direction)
+{
+	dma_unmap_page(&hwdev->dev, dma_address, size, (enum dma_data_direction)direction);
+}
+
+static inline int pci_set_dma_mask(struct pci_dev *pdev, u64 mask)
+{
+	return dma_set_mask(&pdev->dev, mask);
+}
+
+static inline dma_addr_t
+pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size, int direction)
+{
+	return dma_map_single(&hwdev->dev, ptr, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_unmap_single(struct pci_dev *hwdev, dma_addr_t dma_addr,
+		 size_t size, int direction)
+{
+	dma_unmap_single(&hwdev->dev, dma_addr, size, (enum dma_data_direction)direction);
+}
+
+static inline int
+pci_dma_mapping_error(struct pci_dev *pdev, dma_addr_t dma_addr)
+{
+	return dma_mapping_error(&pdev->dev, dma_addr);
+}
+
+static inline void
+pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t dma_handle,
+			    size_t size, int direction)
+{
+	dma_sync_single_for_cpu(&hwdev->dev, dma_handle, size, (enum dma_data_direction)direction);
+}
+
+static inline void
+pci_dma_sync_single_for_device(struct pci_dev *hwdev, dma_addr_t dma_handle,
+			       size_t size, int direction)
+{
+	dma_sync_single_for_device(&hwdev->dev, dma_handle, size, (enum dma_data_direction)direction);
+}
+#endif
+
 int uvm8_ats_mode = 0;
 module_param(uvm8_ats_mode, int, S_IRUGO);
 MODULE_PARM_DESC(uvm8_ats_mode, "Enable ATS (Address Translation Services) "