54 	int r;  in store_rotate_type()  local
56 	r = kstrtoint(buf, 0, &rot_type);  in store_rotate_type()
57 	if (r)  in store_rotate_type()
58 		return r;  in store_rotate_type()
66 	r = 0;  in store_rotate_type()
73 		r = -EBUSY;  in store_rotate_type()
88 	return r ? r : count;  in store_rotate_type()
108 	int r;  in store_mirror()  local
111 	r = strtobool(buf, &mirror);  in store_mirror()
112 	if (r)  in store_mirror()
113 		return r;  in store_mirror()
123 	r = check_fb_var(fbi, &new_var);  in store_mirror()
124 	if (r)  in store_mirror()
130 	r = omapfb_apply_changes(fbi, 0);  in store_mirror()
131 	if (r)  in store_mirror()
134 	r = count;  in store_mirror()
140 	return r;  in store_mirror()
201 	int num_ovls, r, i;  in store_overlays()  local
222 				r = -EINVAL;  in store_overlays()
228 				r = -EINVAL;  in store_overlays()
251 			r = -EINVAL;  in store_overlays()
319 		r = omapfb_apply_changes(fbi, 0);  in store_overlays()
323 		if (r)  in store_overlays()
327 	r = count;  in store_overlays()
332 	return r;  in store_overlays()
363 	int num_ovls = 0, r, i;  in store_overlays_rotate()  local
382 				r = -EINVAL;  in store_overlays_rotate()
388 				r = -EINVAL;  in store_overlays_rotate()
402 		r = -EINVAL;  in store_overlays_rotate()
412 		r = omapfb_apply_changes(fbi, 0);  in store_overlays_rotate()
416 		if (r)  in store_overlays_rotate()
422 	r = count;  in store_overlays_rotate()
426 	return r;  in store_overlays_rotate()
447 	int r;  in store_size()  local
450 	r = kstrtoul(buf, 0, &size);  in store_size()
451 	if (r)  in store_size()
452 		return r;  in store_size()
468 		r = -EBUSY;  in store_size()
483 				r = -EBUSY;  in store_size()
490 		r = omapfb_realloc_fbmem(fbi, size, ofbi->region->type);  in store_size()
491 		if (r) {  in store_size()
497 	r = count;  in store_size()
504 	return r;  in store_size()
530 	int r;  in show_upd_mode()  local
532 	r = omapfb_get_update_mode(fbi, &mode);  in show_upd_mode()
534 	if (r)  in show_upd_mode()
535 		return r;  in show_upd_mode()
545 	int r;  in store_upd_mode()  local
547 	r = kstrtouint(buf, 0, &mode);  in store_upd_mode()
548 	if (r)  in store_upd_mode()
549 		return r;  in store_upd_mode()
551 	r = omapfb_set_update_mode(fbi, mode);  in store_upd_mode()
552 	if (r)  in store_upd_mode()
553 		return r;  in store_upd_mode()
574 	int r;  in omapfb_create_sysfs()  local
580 			r = device_create_file(fbdev->fbs[i]->dev,  in omapfb_create_sysfs()
583 			if (r) {  in omapfb_create_sysfs()
586 				return r;  in omapfb_create_sysfs()