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 "wimm.h" |
23 | |
24 | #include <nvif/class.h> |
25 | |
26 | int |
27 | nv50_wimm_init(struct nouveau_drm *drm, struct nv50_wndw *wndw) |
28 | { |
29 | struct { |
30 | s32 oclass; |
31 | int version; |
32 | int (*init)(struct nouveau_drm *, s32, struct nv50_wndw *); |
33 | } wimms[] = { |
34 | { GA102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, |
35 | { TU102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, |
36 | { GV100_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, |
37 | {} |
38 | }; |
39 | struct nv50_disp *disp = nv50_disp(dev: drm->dev); |
40 | int cid; |
41 | |
42 | cid = nvif_mclass(&disp->disp->object, wimms); |
43 | if (cid < 0) { |
44 | NV_ERROR(drm, "No supported window immediate class\n" ); |
45 | return cid; |
46 | } |
47 | |
48 | return wimms[cid].init(drm, wimms[cid].oclass, wndw); |
49 | } |
50 | |