1/*
2 * Copyright 2018 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22#include "core.h"
23#include "head.h"
24
25#include <nvif/pushc37b.h>
26
27#include <nvhw/class/clc57d.h>
28
29static int
30corec57d_init(struct nv50_core *core)
31{
32 struct nvif_push *push = core->chan.push;
33 const u32 windows = 8; /*XXX*/
34 int ret, i;
35
36 if ((ret = PUSH_WAIT(push, 2 + windows * 5)))
37 return ret;
38
39 PUSH_MTHD(push, NVC57D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle);
40
41 for (i = 0; i < windows; i++) {
42 PUSH_MTHD(push, NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
43 NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
44 NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
45 NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
46 NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE),
47
48 WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);
49
50 PUSH_MTHD(push, NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
51 NVVAL(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
52 NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, ILUT_ALLOWED, TRUE) |
53 NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
54 NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE));
55 }
56
57 core->assign_windows = true;
58 return PUSH_KICK(push);
59}
60
61static const struct nv50_core_func
62corec57d = {
63 .init = corec57d_init,
64 .ntfy_init = corec37d_ntfy_init,
65 .caps_init = corec37d_caps_init,
66 .ntfy_wait_done = corec37d_ntfy_wait_done,
67 .update = corec37d_update,
68 .wndw.owner = corec37d_wndw_owner,
69 .head = &headc57d,
70 .sor = &sorc37d,
71#if IS_ENABLED(CONFIG_DEBUG_FS)
72 .crc = &crcc57d,
73#endif
74};
75
76int
77corec57d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
78{
79 return core507d_new_(&corec57d, drm, oclass, pcore);
80}
81

source code of linux/drivers/gpu/drm/nouveau/dispnv50/corec57d.c