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git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c
2 * Copyright 2012 Red Hat Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
27 #include <core/memory.h>
30 gm200_fb_init_page(struct nvkm_fb
*fb
)
32 struct nvkm_device
*device
= fb
->subdev
.device
;
35 nvkm_mask(device
, 0x100c80, 0x00000801, 0x00000001);
38 nvkm_mask(device
, 0x100c80, 0x00000801, 0x00000000);
41 nvkm_mask(device
, 0x100c80, 0x00000800, 0x00000800);
48 gm200_fb_init(struct nvkm_fb
*base
)
50 struct gf100_fb
*fb
= gf100_fb(base
);
51 struct nvkm_device
*device
= fb
->base
.subdev
.device
;
54 nvkm_wr32(device
, 0x100c10, fb
->r100c10
>> 8);
56 nvkm_mask(device
, 0x100c80, 0x00000001, 0x00000000); /* 128KiB lpg */
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);
64 static const struct nvkm_fb_func
66 .dtor
= gf100_fb_dtor
,
67 .oneinit
= gf100_fb_oneinit
,
68 .init
= gm200_fb_init
,
69 .init_page
= gm200_fb_init_page
,
70 .intr
= gf100_fb_intr
,
71 .ram_new
= gm200_ram_new
,
72 .memtype_valid
= gf100_fb_memtype_valid
,
76 gm200_fb_new(struct nvkm_device
*device
, int index
, struct nvkm_fb
**pfb
)
78 return gf100_fb_new_(&gm200_fb
, device
, index
, pfb
);