[PATCH] savagefb iomem annotations

trivial iomem annotations + memset() replaced with memset_io() in a
place that deals with ioremapped area. 
Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/video/savage/savagefb_driver.c

@@ -1498,7 +1498,7 @@ static int __devinit savage_map_mmio (struct fb_info *info)
 	info->fix.mmio_start = par->mmio.pbase;
 	info->fix.mmio_len   = par->mmio.len;
 
-	par->bci_base = (u32*)(par->mmio.vbase + BCI_BUFFER_OFFSET);
+	par->bci_base = (u32 __iomem *)(par->mmio.vbase + BCI_BUFFER_OFFSET);
 	par->bci_ptr  = 0;
 
 	savage_enable_mmio (par);
@@ -1514,7 +1514,7 @@ static void __devinit savage_unmap_mmio (struct fb_info *info)
 	savage_disable_mmio(par);
 
 	if (par->mmio.vbase) {
-		iounmap ((void *)par->mmio.vbase);
+		iounmap(par->mmio.vbase);
 		par->mmio.vbase = NULL;
 	}
 }
@@ -1553,7 +1553,7 @@ static int __devinit savage_map_video (struct fb_info *info,
 #endif
 
 	/* Clear framebuffer, it's all white in memory after boot */
-	memset (par->video.vbase, 0, par->video.len);
+	memset_io (par->video.vbase, 0, par->video.len);
 
 	return 0;
 }