/* * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; * either version 2, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even * the implied warranty of MERCHANTABILITY or FITNESS FOR * A PARTICULAR PURPOSE.See the GNU General Public License * for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* * driver for VIA VT1631 LVDS Transmitter */ #include <linux/slab.h> #include "via_aux.h" static const char *name = "VT1631 LVDS Transmitter"; void via_aux_vt1631_probe(struct via_aux_bus *bus) { struct via_aux_drv drv = { .bus = bus, .addr = 0x38, .name = name}; /* check vendor id and device id */ const u8 id[] = {0x06, 0x11, 0x91, 0x31}, len = ARRAY_SIZE(id); u8 tmp[ARRAY_SIZE(id)]; if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len)) return; printk(KERN_INFO "viafb: Found %s\n", name); via_aux_add(&drv); }