projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| edf50395 BS |
1 | /* |
| 2 | * Copyright 2018 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 | #include <subdev/fb.h> | |
| 25 | #include <subdev/ltc.h> | |
| 26 | ||
| 27 | #include <nvif/ifc00d.h> | |
| 28 | #include <nvif/unpack.h> | |
| 29 | ||
| 30 | int | |
| 31 | gv100_vmm_join(struct nvkm_vmm *vmm, struct nvkm_memory *inst) | |
| 32 | { | |
| 33 | u64 data[2], mask; | |
| 34 | int ret = gp100_vmm_join(vmm, inst), i; | |
| 35 | if (ret) | |
| 36 | return ret; | |
| 37 | ||
| 38 | nvkm_kmap(inst); | |
| 39 | data[0] = nvkm_ro32(inst, 0x200); | |
| 40 | data[1] = nvkm_ro32(inst, 0x204); | |
| 41 | mask = BIT_ULL(0); | |
| 42 | ||
| 43 | nvkm_wo32(inst, 0x21c, 0x00000000); | |
| 44 | ||
| 45 | for (i = 0; i < 64; i++) { | |
| 46 | if (mask & BIT_ULL(i)) { | |
| 47 | nvkm_wo32(inst, 0x2a4 + (i * 0x10), data[1]); | |
| 48 | nvkm_wo32(inst, 0x2a0 + (i * 0x10), data[0]); | |
| 49 | } else { | |
| 50 | nvkm_wo32(inst, 0x2a4 + (i * 0x10), 0x00000001); | |
| 51 | nvkm_wo32(inst, 0x2a0 + (i * 0x10), 0x00000001); | |
| 52 | } | |
| 53 | nvkm_wo32(inst, 0x2a8 + (i * 0x10), 0x00000000); | |
| 54 | } | |
| 55 | ||
| 56 | nvkm_wo32(inst, 0x298, lower_32_bits(mask)); | |
| 57 | nvkm_wo32(inst, 0x29c, upper_32_bits(mask)); | |
| 58 | nvkm_done(inst); | |
| 59 | return 0; | |
| 60 | } | |
| 61 | ||
| 62 | static const struct nvkm_vmm_func | |
| 63 | gv100_vmm = { | |
| 64 | .join = gv100_vmm_join, | |
| 65 | .part = gf100_vmm_part, | |
| 66 | .aper = gf100_vmm_aper, | |
| 67 | .valid = gp100_vmm_valid, | |
| 68 | .flush = gp100_vmm_flush, | |
| 71871aa6 | 69 | .mthd = gp100_vmm_mthd, |
| d389fd4f | 70 | .invalidate_pdb = gp100_vmm_invalidate_pdb, |
| edf50395 BS |
71 | .page = { |
| 72 | { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx }, | |
| 73 | { 38, &gp100_vmm_desc_16[3], NVKM_VMM_PAGE_Sxxx }, | |
| 74 | { 29, &gp100_vmm_desc_16[2], NVKM_VMM_PAGE_Sxxx }, | |
| 75 | { 21, &gp100_vmm_desc_16[1], NVKM_VMM_PAGE_SVxC }, | |
| 76 | { 16, &gp100_vmm_desc_16[0], NVKM_VMM_PAGE_SVxC }, | |
| 77 | { 12, &gp100_vmm_desc_12[0], NVKM_VMM_PAGE_SVHx }, | |
| 78 | {} | |
| 79 | } | |
| 80 | }; | |
| 81 | ||
| 82 | int | |
| 2606f291 BS |
83 | gv100_vmm_new(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size, |
| 84 | void *argv, u32 argc, struct lock_class_key *key, | |
| 85 | const char *name, struct nvkm_vmm **pvmm) | |
| edf50395 | 86 | { |
| 2606f291 | 87 | return nv04_vmm_new_(&gv100_vmm, mmu, 0, managed, addr, size, |
| edf50395 BS |
88 | argv, argc, key, name, pvmm); |
| 89 | } |