--- drivers/i2c/busses/i2c-viapro.c~	2004-08-03 22:28:22.000000000 +0200
+++ drivers/i2c/busses/i2c-viapro.c	2004-08-03 22:24:41.000000000 +0200
@@ -333,9 +333,15 @@
 
  found:
 	if (!request_region(vt596_smba, 8, "viapro-smbus")) {
+#ifndef CONFIG_ACPI_BUS
+	  /*
+	   * The VT82C586A is also managed by the ACPI motherboard.c
+	   * that also request this IO ports region (in fact a little bit more)
+	   */
 		dev_err(&pdev->dev, "SMBus region 0x%x already in use!\n",
 		        vt596_smba);
 		return -ENODEV;
+#endif
 	}
 
 	pci_read_config_byte(pdev, SMBHSTCFG, &temp);