[pxc] pxc driver fixed for MPS environments.

[Alessandro Rubini]

> You can update your CVS tree, get the tar immediately from
> cvs.gnudd.com, or wait for the nightly snaphot on ftp://ar.linux.it/
> or the (faster) mirror on ftp://ftp.linux.it/pub/People/rubini/

Oh, well, I can also fit it here, it's one line. Silly me.

--- hardware.c	2002/07/27 08:04:10	1.10
+++ hardware.c	2003/03/25 19:38:45	1.11
@@ -347,7 +347,7 @@
     dev->regs = ioremap(dev->phys_add, 4096); /* one page (on x86, at least) */
     if (!dev->regs) return -ENOMEM;
 
-    pci_read_config_byte(dev->pcidev, PCI_INTERRUPT_LINE, &dev->irq);
+    dev->irq = dev->pcidev->irq;
 
     /* enable bus mastering and memory access */
     pci_set_master(dev->pcidev);