#include <linux/scatterlist.h>
 #include <linux/iommu-helper.h>
 #include <linux/sysdev.h>
+#include <linux/io.h>
 #include <asm/atomic.h>
-#include <asm/io.h>
 #include <asm/mtrr.h>
 #include <asm/pgtable.h>
 #include <asm/proto.h>
               iommu_leak_pages);
        for (i = 0; i < iommu_leak_pages; i += 2) {
                printk(KERN_DEBUG "%lu: ", iommu_pages-i);
-               printk_address((unsigned long) iommu_leak_tab[iommu_pages-i], 0);
+               printk_address((unsigned long) iommu_leak_tab[iommu_pages-i],
+                               0);
                printk(KERN_CONT "%c", (i+1)%2 == 0 ? '\n' : ' ');
        }
        printk(KERN_DEBUG "\n");
        if (!error)
                error = sysdev_register(&device_gart);
        if (error)
-               panic("Could not register gart_sysdev -- would corrupt data on next suspend");
+               panic("Could not register gart_sysdev -- "
+                     "would corrupt data on next suspend");
 
        flush_gart();
 
        return -1;
 }
 
-extern int agp_amd64_init(void);
-
 static struct dma_mapping_ops gart_dma_ops = {
        .map_single                     = gart_map_single,
        .unmap_single                   = gart_unmap_single,
            (no_agp && init_k8_gatt(&info) < 0)) {
                if (max_pfn > MAX_DMA32_PFN) {
                        printk(KERN_WARNING "More than 4GB of memory "
-                                         "but GART IOMMU not available.\n"
-                              KERN_WARNING "falling back to iommu=soft.\n");
+                              "but GART IOMMU not available.\n");
+                       printk(KERN_WARNING "falling back to iommu=soft.\n");
                }
                return;
        }
        if (!strncmp(p, "leak", 4)) {
                leak_trace = 1;
                p += 4;
-               if (*p == '=') ++p;
+               if (*p == '=')
+                       ++p;
                if (isdigit(*p) && get_option(&p, &arg))
                        iommu_leak_pages = arg;
        }