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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[] = { | |
8ef23b6f | 34 | { GA102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, |
86037742 | 35 | { TU102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, |
facaed62 BS |
36 | { GV100_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init }, |
37 | {} | |
38 | }; | |
39 | struct nv50_disp *disp = nv50_disp(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 | } |