| /* |
| * 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 Chrontel CH7301 DVI Transmitter |
| */ |
| |
| #include <linux/slab.h> |
| #include "via_aux.h" |
| |
| |
| static const char *name = "CH7301 DVI Transmitter"; |
| |
| |
| static void probe(struct via_aux_bus *bus, u8 addr) |
| { |
| struct via_aux_drv drv = { |
| .bus = bus, |
| .addr = addr, |
| .name = name}; |
| u8 tmp; |
| |
| if (!via_aux_read(&drv, 0x4B, &tmp, 1) || tmp != 0x17) |
| return; |
| |
| printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr); |
| via_aux_add(&drv); |
| } |
| |
| void via_aux_ch7301_probe(struct via_aux_bus *bus) |
| { |
| probe(bus, 0x75); |
| probe(bus, 0x76); |
| } |
