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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>4 */5/*6 * driver for Chrontel CH7301 DVI Transmitter7 */8 9#include <linux/slab.h>10#include "via_aux.h"11 12 13static const char *name = "CH7301 DVI Transmitter";14 15 16static void probe(struct via_aux_bus *bus, u8 addr)17{18 struct via_aux_drv drv = {19 .bus = bus,20 .addr = addr,21 .name = name};22 u8 tmp;23 24 if (!via_aux_read(&drv, 0x4B, &tmp, 1) || tmp != 0x17)25 return;26 27 printk(KERN_INFO "viafb: Found %s at address 0x%x\n", name, addr);28 via_aux_add(&drv);29}30 31void via_aux_ch7301_probe(struct via_aux_bus *bus)32{33 probe(bus, 0x75);34 probe(bus, 0x76);35}36