[PATCH] Enable i810 fb on x86-64

From: Andi Kleen <ak@suse.de>

i810fb most likely is needed on x86-64 too because there are Intel chipsets
for it now.  So far it only linked on i386, fix this.

drivers/video/i810/i810_main.h

@@ -84,7 +84,7 @@ extern void i810fb_init_ringbuffer(struct fb_info *info);
 extern void i810fb_load_front     (u32 offset, struct fb_info *info);
 
 /* Conditionals */
-#if defined(__i386__)
+#ifdef CONFIG_X86
 inline void flush_cache(void)
 {
 	asm volatile ("wbinvd":::"memory");