Since we're touching this code, it might be a good opportunity to fix
the old typo
On 18-04-2025 12:17, Leon Romanovsky wrote:
+/**
+ * pci_p2pdma_bus_addr_map - map a PCI_P2PDMA_MAP_BUS_ADDR P2P transfer
+ * @state: P2P state structure
+ * @paddr: physical address to map
+ *
+ * Map a physically contigous PCI_P2PDMA_MAP_BUS_ADDR transfer.
old typo contigous -> contiguous
+ */
+static inline dma_addr_t
+pci_p2pdma_bus_addr_map(struct pci_p2pdma_map_state *state, phys_addr_t paddr)
{
- return PCI_P2PDMA_MAP_NOT_SUPPORTED;
+ WARN_ON_ONCE(state->map != PCI_P2PDMA_MAP_BUS_ADDR);
+ return paddr + state->bus_off;
}
-#endif /* CONFIG_PCI_P2PDMA */
Thanks,
Alok
