| Ben Skeggs | fb3e9c6 | 2016-04-08 17:24:40 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 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 | * Authors: Ben Skeggs <bskeggs@redhat.com> |
| 23 | */ |
| 24 | #include "priv.h" |
| 25 | |
| 26 | static int |
| 27 | gk104_top_oneinit(struct nvkm_top *top) |
| 28 | { |
| 29 | struct nvkm_subdev *subdev = &top->subdev; |
| 30 | struct nvkm_device *device = subdev->device; |
| 31 | struct nvkm_top_device *info = NULL; |
| 32 | u32 data, type; |
| 33 | int i; |
| 34 | |
| 35 | for (i = 0; i < 64; i++) { |
| 36 | if (!info) { |
| 37 | if (!(info = nvkm_top_device_new(top))) |
| 38 | return -ENOMEM; |
| 39 | type = ~0; |
| 40 | } |
| 41 | |
| 42 | data = nvkm_rd32(device, 0x022700 + (i * 0x04)); |
| 43 | nvkm_trace(subdev, "%02x: %08x\n", i, data); |
| 44 | switch (data & 0x00000003) { |
| 45 | case 0x00000000: /* NOT_VALID */ |
| 46 | continue; |
| 47 | case 0x00000001: /* DATA */ |
| 48 | info->addr = (data & 0x00fff000); |
| 49 | info->fault = (data & 0x000000f8) >> 3; |
| 50 | break; |
| 51 | case 0x00000002: /* ENUM */ |
| 52 | if (data & 0x00000020) |
| 53 | info->engine = (data & 0x3c000000) >> 26; |
| 54 | if (data & 0x00000010) |
| 55 | info->runlist = (data & 0x01e00000) >> 21; |
| 56 | if (data & 0x00000008) |
| 57 | info->intr = (data & 0x000f8000) >> 15; |
| 58 | if (data & 0x00000004) |
| 59 | info->reset = (data & 0x00003e00) >> 9; |
| 60 | break; |
| 61 | case 0x00000003: /* ENGINE_TYPE */ |
| 62 | type = (data & 0x7ffffffc) >> 2; |
| 63 | break; |
| 64 | } |
| 65 | |
| 66 | if (data & 0x80000000) |
| 67 | continue; |
| 68 | |
| 69 | /* Translate engine type to NVKM engine identifier. */ |
| 70 | switch (type) { |
| 71 | case 0x00000000: info->index = NVKM_ENGINE_GR; break; |
| 72 | case 0x00000001: info->index = NVKM_ENGINE_CE0; break; |
| 73 | case 0x00000002: info->index = NVKM_ENGINE_CE1; break; |
| 74 | case 0x00000003: info->index = NVKM_ENGINE_CE2; break; |
| 75 | case 0x00000008: info->index = NVKM_ENGINE_MSPDEC; break; |
| 76 | case 0x00000009: info->index = NVKM_ENGINE_MSPPP; break; |
| 77 | case 0x0000000a: info->index = NVKM_ENGINE_MSVLD; break; |
| 78 | case 0x0000000b: info->index = NVKM_ENGINE_MSENC; break; |
| 79 | case 0x0000000c: info->index = NVKM_ENGINE_VIC; break; |
| 80 | case 0x0000000d: info->index = NVKM_ENGINE_SEC; break; |
| 81 | case 0x0000000e: info->index = NVKM_ENGINE_NVENC0; break; |
| 82 | case 0x0000000f: info->index = NVKM_ENGINE_NVENC1; break; |
| 83 | case 0x00000010: info->index = NVKM_ENGINE_NVDEC; break; |
| 84 | break; |
| 85 | default: |
| 86 | break; |
| 87 | } |
| 88 | |
| 89 | nvkm_debug(subdev, "%02x (%8s): addr %06x fault %2d engine %2d " |
| 90 | "runlist %2d intr %2d reset %2d\n", type, |
| 91 | info->index == NVKM_SUBDEV_NR ? NULL : |
| 92 | nvkm_subdev_name[info->index], |
| 93 | info->addr, info->fault, info->engine, info->runlist, |
| 94 | info->intr, info->reset); |
| 95 | info = NULL; |
| 96 | } |
| 97 | |
| 98 | return 0; |
| 99 | } |
| 100 | |
| 101 | static const struct nvkm_top_func |
| 102 | gk104_top = { |
| 103 | .oneinit = gk104_top_oneinit, |
| 104 | }; |
| 105 | |
| 106 | int |
| 107 | gk104_top_new(struct nvkm_device *device, int index, struct nvkm_top **ptop) |
| 108 | { |
| 109 | return nvkm_top_new_(&gk104_top, device, index, ptop); |
| 110 | } |