1/* $NetBSD: nouveau_engine_disp_hdanva3.c,v 1.1.1.1 2014/08/06 12:36:24 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
27#include <sys/cdefs.h>
28__KERNEL_RCSID(0, "$NetBSD: nouveau_engine_disp_hdanva3.c,v 1.1.1.1 2014/08/06 12:36:24 riastradh Exp $");
29
30#include <core/os.h>
31#include <core/class.h>
32
33#include "nv50.h"
34
35int
36nva3_hda_eld(struct nv50_disp_priv *priv, int or, u8 *data, u32 size)
37{
38 const u32 soff = (or * 0x800);
39 int i;
40
41 if (data && data[0]) {
42 for (i = 0; i < size; i++)
43 nv_wr32(priv, 0x61c440 + soff, (i << 8) | data[i]);
44 for (; i < 0x60; i++)
45 nv_wr32(priv, 0x61c440 + soff, (i << 8));
46 nv_mask(priv, 0x61c448 + soff, 0x80000003, 0x80000003);
47 } else
48 if (data) {
49 nv_mask(priv, 0x61c448 + soff, 0x80000003, 0x80000001);
50 } else {
51 nv_mask(priv, 0x61c448 + soff, 0x80000003, 0x80000000);
52 }
53
54 return 0;
55}
56