More changes to port over teh ATI 128 driver to new api. Optimizations for...

More changes to port over teh ATI 128 driver to new api. Optimizations for fbgen and small bug fix for gen_update_var 

drivers/video/fbgen.c

@@ -414,12 +414,7 @@ void fbgen_set_disp(int con, struct fb_info_gen *info)
 
 void gen_set_disp(int con, struct fb_info *info)
 {
-	struct display *display;
-
-	if (con >= 0)
-		display = fb_display + con;
-	else
-		display = info->disp;
+	struct display *display = (con < 0) ? info->disp : (fb_display + con);
 
 	display->visual = info->fix.visual;
 	display->type	= info->fix.type;
@@ -510,9 +505,13 @@ int fbgen_update_var(int con, struct fb_info *info)
 
 int gen_update_var(int con, struct fb_info *info)
 {
+	struct display *disp = (con < 0) ? info->disp : (fb_display + con);
 	int err;
     
 	if (con == info->currcon) {
+		info->var.xoffset = disp->var.xoffset;
+		info->var.yoffset = disp->var.yoffset;
+		info->var.vmode	= disp->var.vmode;	
 		if (info->fbops->fb_pan_display) {
 			if ((err = info->fbops->fb_pan_display(&info->var, con, info)))
 				return err;