1 /* $NetBSD: nouveau_nvkm_subdev_mmu_vmmgm20b.c,v 1.2 2021/12/18 23:45:41 riastradh Exp $ */
2
3 /*
4 * Copyright 2017 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24 #include <sys/cdefs.h>
25 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_mmu_vmmgm20b.c,v 1.2 2021/12/18 23:45:41 riastradh Exp $");
26
27 #include "vmm.h"
28
29 static const struct nvkm_vmm_func
30 gm20b_vmm_17 = {
31 .join = gm200_vmm_join,
32 .part = gf100_vmm_part,
33 .aper = gk20a_vmm_aper,
34 .valid = gf100_vmm_valid,
35 .flush = gf100_vmm_flush,
36 .invalidate_pdb = gf100_vmm_invalidate_pdb,
37 .page = {
38 { 27, &gm200_vmm_desc_17_17[1], NVKM_VMM_PAGE_Sxxx },
39 { 17, &gm200_vmm_desc_17_17[0], NVKM_VMM_PAGE_SxHC },
40 { 12, &gm200_vmm_desc_17_12[0], NVKM_VMM_PAGE_SxHx },
41 {}
42 }
43 };
44
45 static const struct nvkm_vmm_func
46 gm20b_vmm_16 = {
47 .join = gm200_vmm_join,
48 .part = gf100_vmm_part,
49 .aper = gk20a_vmm_aper,
50 .valid = gf100_vmm_valid,
51 .flush = gf100_vmm_flush,
52 .invalidate_pdb = gf100_vmm_invalidate_pdb,
53 .page = {
54 { 27, &gm200_vmm_desc_16_16[1], NVKM_VMM_PAGE_Sxxx },
55 { 16, &gm200_vmm_desc_16_16[0], NVKM_VMM_PAGE_SxHC },
56 { 12, &gm200_vmm_desc_16_12[0], NVKM_VMM_PAGE_SxHx },
57 {}
58 }
59 };
60
61 int
gm20b_vmm_new(struct nvkm_mmu * mmu,bool managed,u64 addr,u64 size,void * argv,u32 argc,struct lock_class_key * key,const char * name,struct nvkm_vmm ** pvmm)62 gm20b_vmm_new(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size,
63 void *argv, u32 argc, struct lock_class_key *key,
64 const char *name, struct nvkm_vmm **pvmm)
65 {
66 return gm200_vmm_new_(&gm20b_vmm_16, &gm20b_vmm_17, mmu, managed, addr,
67 size, argv, argc, key, name, pvmm);
68 }
69
70 int
gm20b_vmm_new_fixed(struct nvkm_mmu * mmu,bool managed,u64 addr,u64 size,void * argv,u32 argc,struct lock_class_key * key,const char * name,struct nvkm_vmm ** pvmm)71 gm20b_vmm_new_fixed(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size,
72 void *argv, u32 argc, struct lock_class_key *key,
73 const char *name, struct nvkm_vmm **pvmm)
74 {
75 return gf100_vmm_new_(&gm20b_vmm_16, &gm20b_vmm_17, mmu, managed, addr,
76 size, argv, argc, key, name, pvmm);
77 }
78