IOC3's homegrown DMA mapping functions that are used to optimize things
a little on IP27 set the wrong bit.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
 static inline unsigned long ioc3_map(void *ptr, unsigned long vdev)
 {
 #ifdef CONFIG_SGI_IP27
-       vdev <<= 58;   /* Shift to PCI64_ATTR_VIRTUAL */
+       vdev <<= 57;   /* Shift to PCI64_ATTR_VIRTUAL */
 
        return vdev | (0xaUL << PCI64_ATTR_TARG_SHFT) | PCI64_ATTR_PREF |
               ((unsigned long)ptr & TO_PHYS_MASK);