xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/mmu/nouveau_nvkm_subdev_mmu_vmmgp10b.c (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: nouveau_nvkm_subdev_mmu_vmmgp10b.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_vmmgp10b.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 gp10b_vmm = {
31 	.join = gp100_vmm_join,
32 	.part = gf100_vmm_part,
33 	.aper = gk20a_vmm_aper,
34 	.valid = gp100_vmm_valid,
35 	.flush = gp100_vmm_flush,
36 	.mthd = gp100_vmm_mthd,
37 	.invalidate_pdb = gp100_vmm_invalidate_pdb,
38 	.page = {
39 		{ 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx },
40 		{ 38, &gp100_vmm_desc_16[3], NVKM_VMM_PAGE_Sxxx },
41 		{ 29, &gp100_vmm_desc_16[2], NVKM_VMM_PAGE_Sxxx },
42 		{ 21, &gp100_vmm_desc_16[1], NVKM_VMM_PAGE_SxHC },
43 		{ 16, &gp100_vmm_desc_16[0], NVKM_VMM_PAGE_SxHC },
44 		{ 12, &gp100_vmm_desc_12[0], NVKM_VMM_PAGE_SxHx },
45 		{}
46 	}
47 };
48 
49 int
gp10b_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)50 gp10b_vmm_new(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size,
51 	      void *argv, u32 argc, struct lock_class_key *key,
52 	      const char *name, struct nvkm_vmm **pvmm)
53 {
54 	return gp100_vmm_new_(&gp10b_vmm, mmu, managed, addr, size,
55 			      argv, argc, key, name, pvmm);
56 }
57