1/*	$NetBSD: nouveau_nvkm_engine_disp_hdagf119.c,v 1.3 2021/12/18 23:45:35 riastradh Exp $	*/
2
3/*
4 * Copyright 2012 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26#include <sys/cdefs.h>
27__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_engine_disp_hdagf119.c,v 1.3 2021/12/18 23:45:35 riastradh Exp $");
28
29#include "ior.h"
30
31void
32gf119_hda_eld(struct nvkm_ior *ior, u8 *data, u8 size)
33{
34	struct nvkm_device *device = ior->disp->engine.subdev.device;
35	const u32 soff = 0x030 * ior->id;
36	int i;
37
38	for (i = 0; i < size; i++)
39		nvkm_wr32(device, 0x10ec00 + soff, (i << 8) | data[i]);
40	for (; i < 0x60; i++)
41		nvkm_wr32(device, 0x10ec00 + soff, (i << 8));
42	nvkm_mask(device, 0x10ec10 + soff, 0x80000002, 0x80000002);
43}
44
45void
46gf119_hda_hpd(struct nvkm_ior *ior, int head, bool present)
47{
48	struct nvkm_device *device = ior->disp->engine.subdev.device;
49	const u32 hoff = 0x800 * head;
50	u32 data = 0x80000000;
51	u32 mask = 0x80000001;
52	if (present) {
53		nvkm_mask(device, 0x616548 + hoff, 0x00000070, 0x00000000);
54		data |= 0x00000001;
55	} else {
56		mask |= 0x00000002;
57	}
58	nvkm_mask(device, 0x10ec10 + ior->id * 0x030, mask, data);
59}
60