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1 | /* |
2 | * Copyright 2012 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 | * Authors: Ben Skeggs | |
23 | */ | |
24 | #include "gf100.h" | |
25 | #include "ram.h" | |
26 | ||
27 | #include <core/memory.h> | |
28 | ||
7ff51f82 | 29 | void |
c73baa83 BS |
30 | gm200_fb_init_page(struct nvkm_fb *fb) |
31 | { | |
32 | struct nvkm_device *device = fb->subdev.device; | |
33 | switch (fb->page) { | |
34 | case 16: | |
35 | nvkm_mask(device, 0x100c80, 0x00000801, 0x00000001); | |
36 | break; | |
37 | case 17: | |
38 | nvkm_mask(device, 0x100c80, 0x00000801, 0x00000000); | |
39 | break; | |
40 | default: | |
41 | nvkm_mask(device, 0x100c80, 0x00000800, 0x00000800); | |
42 | fb->page = 0; | |
43 | break; | |
44 | } | |
45 | } | |
46 | ||
e976278a BS |
47 | static void |
48 | gm200_fb_init(struct nvkm_fb *base) | |
49 | { | |
50 | struct gf100_fb *fb = gf100_fb(base); | |
51 | struct nvkm_device *device = fb->base.subdev.device; | |
52 | ||
53 | if (fb->r100c10_page) | |
54 | nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8); | |
55 | ||
56 | nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */ | |
57 | ||
58 | nvkm_wr32(device, 0x100cc8, nvkm_memory_addr(fb->base.mmu_wr) >> 8); | |
59 | nvkm_wr32(device, 0x100ccc, nvkm_memory_addr(fb->base.mmu_rd) >> 8); | |
60 | nvkm_mask(device, 0x100cc4, 0x00060000, | |
61 | min(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17); | |
62 | } | |
63 | ||
64 | static const struct nvkm_fb_func | |
65 | gm200_fb = { | |
66 | .dtor = gf100_fb_dtor, | |
67 | .oneinit = gf100_fb_oneinit, | |
68 | .init = gm200_fb_init, | |
c73baa83 | 69 | .init_page = gm200_fb_init_page, |
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70 | .intr = gf100_fb_intr, |
71 | .ram_new = gm107_ram_new, | |
72 | .memtype_valid = gf100_fb_memtype_valid, | |
73 | }; | |
74 | ||
75 | int | |
76 | gm200_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) | |
77 | { | |
78 | return gf100_fb_new_(&gm200_fb, device, index, pfb); | |
79 | } |