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/push507c.h> |
26 | #include <nvif/timer.h> |
27 | |
28 | #include <nvhw/class/cl907d.h> |
29 | |
30 | #include "nouveau_bo.h" |
31 | |
32 | int |
33 | core907d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp) |
34 | { |
35 | struct nv50_core *core = disp->core; |
36 | struct nouveau_bo *bo = disp->sync; |
37 | s64 time; |
38 | int ret; |
39 | |
40 | NVBO_WR32(bo, NV50_DISP_CORE_NTFY, NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, |
41 | NVDEF(NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, DONE, FALSE)); |
42 | |
43 | ret = core507d_read_caps(disp); |
44 | if (ret < 0) |
45 | return ret; |
46 | |
47 | time = nvif_msec(core->chan.base.device, 2000ULL, |
48 | if (NVBO_TD32(bo, NV50_DISP_CORE_NTFY, |
49 | NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, DONE, ==, TRUE)) |
50 | break; |
51 | usleep_range(1, 2); |
52 | ); |
53 | if (time < 0) |
54 | NV_ERROR(drm, "core caps notifier timeout\n" ); |
55 | |
56 | return 0; |
57 | } |
58 | |
59 | static const struct nv50_core_func |
60 | core907d = { |
61 | .init = core507d_init, |
62 | .ntfy_init = core507d_ntfy_init, |
63 | .caps_init = core907d_caps_init, |
64 | .ntfy_wait_done = core507d_ntfy_wait_done, |
65 | .update = core507d_update, |
66 | .head = &head907d, |
67 | #if IS_ENABLED(CONFIG_DEBUG_FS) |
68 | .crc = &crc907d, |
69 | #endif |
70 | .dac = &dac907d, |
71 | .sor = &sor907d, |
72 | }; |
73 | |
74 | int |
75 | core907d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore) |
76 | { |
77 | return core507d_new_(&core907d, drm, oclass, pcore); |
78 | } |
79 | |