| /* | |
| * 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 VT1632 DVI Transmitter | |
| */ | |
| #include <linux/slab.h> | |
| #include "via_aux.h" | |
| static const char *name = "VT1632 DVI Transmitter"; | |
| static void probe(struct via_aux_bus *bus, u8 addr) | |
| { | |
| struct via_aux_drv drv = { | |
| .bus = bus, | |
| .addr = addr, | |
| .name = name}; | |
| /* check vendor id and device id */ | |
| const u8 id[] = {0x06, 0x11, 0x92, 0x31}, len = ARRAY_SIZE(id); | |
| u8 tmp[len]; | |
| if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len)) | |
| return; | |
| printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr); | |
| via_aux_add(&drv); | |
| } | |
| void via_aux_vt1632_probe(struct via_aux_bus *bus) | |
| { | |
| u8 i; | |
| for (i = 0x08; i <= 0x0F; i++) | |
| probe(bus, i); | |
| } |