[PATCH] drm fixup pci gart settings

Fix the PCIGART increment and add a cpu_to_le32 for ppc (untested)

Paulus was unsure if we need to cpu_to_le32 but the old code was definitely
wrong, so make it consistent and let the PPC guys figure it out later.
Signed-off-by: NDave Airlie <airlied@linux.ie>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

drivers/char/drm/ati_pcigart.c

@@ -203,10 +203,10 @@ int drm_ati_pcigart_init(drm_device_t * dev, drm_ati_pcigart_info * gart_info)
 
 		for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
 			if (gart_info->is_pcie)
-				*pci_gart = (cpu_to_le32(page_base) >> 8) | 0xc;
+				*pci_gart = cpu_to_le32((page_base >> 8) | 0xc);
 			else
 				*pci_gart = cpu_to_le32(page_base);
-			*pci_gart++;
+			pci_gart++;
 			page_base += ATI_PCIGART_PAGE_SIZE;
 		}
 	}