1/*	$NetBSD: nouveau_dispnv50_ovly827e.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $	*/
2
3/*
4 * Copyright 2018 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#include <sys/cdefs.h>
25__KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv50_ovly827e.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $");
26
27#include "ovly.h"
28#include "atom.h"
29
30#include <nouveau_bo.h>
31
32static void
33ovly827e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
34{
35	u32 *push;
36	if ((push = evo_wait(&wndw->wndw, 12))) {
37		evo_mthd(push, 0x0084, 1);
38		evo_data(push, asyw->image.interval << 4);
39		evo_mthd(push, 0x00c0, 1);
40		evo_data(push, asyw->image.handle[0]);
41		evo_mthd(push, 0x0100, 1);
42		evo_data(push, 0x00000002);
43		evo_mthd(push, 0x0800, 1);
44		evo_data(push, asyw->image.offset[0] >> 8);
45		evo_mthd(push, 0x0808, 3);
46		evo_data(push, asyw->image.h << 16 | asyw->image.w);
47		evo_data(push, asyw->image.layout << 20 |
48			       (asyw->image.pitch[0] >> 8) << 8 |
49			       asyw->image.blocks[0] << 8 |
50			       asyw->image.blockh);
51		evo_data(push, asyw->image.format << 8 |
52			       asyw->image.colorspace);
53		evo_kick(push, &wndw->wndw);
54	}
55}
56
57int
58ovly827e_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
59			 struct nvif_device *device)
60{
61	s64 time = nvif_msec(device, 2000ULL,
62		u32 data = nouveau_bo_rd32(bo, offset / 4 + 3);
63		if ((data & 0xffff0000) == 0xffff0000)
64			break;
65		usleep_range(1, 2);
66	);
67	return time < 0 ? time : 0;
68}
69
70void
71ovly827e_ntfy_reset(struct nouveau_bo *bo, u32 offset)
72{
73	nouveau_bo_wr32(bo, offset / 4 + 0, 0x00000000);
74	nouveau_bo_wr32(bo, offset / 4 + 1, 0x00000000);
75	nouveau_bo_wr32(bo, offset / 4 + 2, 0x00000000);
76	nouveau_bo_wr32(bo, offset / 4 + 3, 0x80000000);
77}
78
79static const struct nv50_wndw_func
80ovly827e = {
81	.acquire = ovly507e_acquire,
82	.release = ovly507e_release,
83	.ntfy_set = ovly507e_ntfy_set,
84	.ntfy_clr = ovly507e_ntfy_clr,
85	.ntfy_reset = ovly827e_ntfy_reset,
86	.ntfy_wait_begun = ovly827e_ntfy_wait_begun,
87	.image_set = ovly827e_image_set,
88	.image_clr = ovly507e_image_clr,
89	.scale_set = ovly507e_scale_set,
90	.update = ovly507e_update,
91};
92
93const u32
94ovly827e_format[] = {
95	DRM_FORMAT_YUYV,
96	DRM_FORMAT_UYVY,
97	DRM_FORMAT_XRGB8888,
98	DRM_FORMAT_XRGB1555,
99	DRM_FORMAT_XBGR2101010,
100	0
101};
102
103int
104ovly827e_new(struct nouveau_drm *drm, int head, s32 oclass,
105	     struct nv50_wndw **pwndw)
106{
107	return ovly507e_new_(&ovly827e, ovly827e_format, drm, head, oclass,
108			     0x00000004 << (head * 8), pwndw);
109}
110