xref: /linux/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c (revision c86aa0129c07c8c7f54dc47656de99ab0eb809b3)
1 /*
2  * Copyright 2017 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 "vmm.h"
23 
24 static const struct nvkm_vmm_func
25 gp10b_vmm = {
26 	.join = gp100_vmm_join,
27 	.part = gf100_vmm_part,
28 	.aper = gk20a_vmm_aper,
29 	.valid = gp100_vmm_valid,
30 	.flush = gp100_vmm_flush,
31 	.page = {
32 		{ 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx },
33 		{ 38, &gp100_vmm_desc_16[3], NVKM_VMM_PAGE_Sxxx },
34 		{ 29, &gp100_vmm_desc_16[2], NVKM_VMM_PAGE_Sxxx },
35 		{ 21, &gp100_vmm_desc_16[1], NVKM_VMM_PAGE_SxHC },
36 		{ 16, &gp100_vmm_desc_16[0], NVKM_VMM_PAGE_SxHC },
37 		{ 12, &gp100_vmm_desc_12[0], NVKM_VMM_PAGE_SxHx },
38 		{}
39 	}
40 };
41 
42 int
43 gp10b_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc,
44 	      struct lock_class_key *key, const char *name,
45 	      struct nvkm_vmm **pvmm)
46 {
47 	return nv04_vmm_new_(&gp10b_vmm, mmu, 0, addr, size,
48 			     argv, argc, key, name, pvmm);
49 }
50