set_screen_start  274 drivers/video/fbdev/controlfb.c 	set_screen_start(xoffset, var->yoffset, p);
set_screen_start  489 drivers/video/fbdev/controlfb.c 			set_screen_start(par->xoffset, par->yoffset, p);
set_screen_start 1117 drivers/video/fbdev/tridentfb.c 	set_screen_start(par, offset);