Files
cubelinux-kernel/drivers/video/fbdev/via/via_aux_ch7301.c
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

36 lines
668 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
*/
/*
* 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);
}