Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2013 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 |
| 23 | */ |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 24 | #include "priv.h" |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 25 | |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 26 | #include <core/client.h> |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 27 | #include <core/option.h> |
Ben Skeggs | 24bd093 | 2015-08-20 14:54:18 +1000 | [diff] [blame^] | 28 | #include <core/parent.h> |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 29 | |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 30 | #include <nvif/class.h> |
| 31 | #include <nvif/ioctl.h> |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 32 | #include <nvif/unpack.h> |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 33 | |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 34 | static u8 |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 35 | nvkm_pm_count_perfdom(struct nvkm_pm *pm) |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 36 | { |
| 37 | struct nvkm_perfdom *dom; |
| 38 | u8 domain_nr = 0; |
| 39 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 40 | list_for_each_entry(dom, &pm->domains, head) |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 41 | domain_nr++; |
| 42 | return domain_nr; |
| 43 | } |
| 44 | |
Samuel Pitoiset | e404759 | 2015-06-07 22:40:19 +0200 | [diff] [blame] | 45 | static u16 |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 46 | nvkm_perfdom_count_perfsig(struct nvkm_perfdom *dom) |
| 47 | { |
Samuel Pitoiset | e404759 | 2015-06-07 22:40:19 +0200 | [diff] [blame] | 48 | u16 signal_nr = 0; |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 49 | int i; |
| 50 | |
| 51 | if (dom) { |
| 52 | for (i = 0; i < dom->signal_nr; i++) { |
| 53 | if (dom->signal[i].name) |
| 54 | signal_nr++; |
| 55 | } |
| 56 | } |
| 57 | return signal_nr; |
| 58 | } |
| 59 | |
| 60 | static struct nvkm_perfdom * |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 61 | nvkm_perfdom_find(struct nvkm_pm *pm, int di) |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 62 | { |
| 63 | struct nvkm_perfdom *dom; |
| 64 | int tmp = 0; |
| 65 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 66 | list_for_each_entry(dom, &pm->domains, head) { |
Samuel Pitoiset | 45f0f94 | 2015-06-07 22:40:17 +0200 | [diff] [blame] | 67 | if (tmp++ == di) |
| 68 | return dom; |
| 69 | } |
| 70 | return NULL; |
| 71 | } |
| 72 | |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 73 | struct nvkm_perfsig * |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 74 | nvkm_perfsig_find(struct nvkm_pm *pm, u8 di, u8 si, struct nvkm_perfdom **pdom) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 75 | { |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 76 | struct nvkm_perfdom *dom = *pdom; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 77 | |
| 78 | if (dom == NULL) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 79 | dom = nvkm_perfdom_find(pm, di); |
Samuel Pitoiset | 10a4d2b | 2015-06-07 22:40:20 +0200 | [diff] [blame] | 80 | if (dom == NULL) |
| 81 | return NULL; |
| 82 | *pdom = dom; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 83 | } |
| 84 | |
Samuel Pitoiset | 10a4d2b | 2015-06-07 22:40:20 +0200 | [diff] [blame] | 85 | if (!dom->signal[si].name) |
| 86 | return NULL; |
| 87 | return &dom->signal[si]; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 88 | } |
| 89 | |
Samuel Pitoiset | 50d138d | 2015-06-07 22:40:23 +0200 | [diff] [blame] | 90 | static u8 |
| 91 | nvkm_perfsig_count_perfsrc(struct nvkm_perfsig *sig) |
| 92 | { |
| 93 | u8 source_nr = 0, i; |
| 94 | |
| 95 | for (i = 0; i < ARRAY_SIZE(sig->source); i++) { |
| 96 | if (sig->source[i]) |
| 97 | source_nr++; |
| 98 | } |
| 99 | return source_nr; |
| 100 | } |
| 101 | |
Samuel Pitoiset | 6f99c84 | 2015-06-07 22:40:24 +0200 | [diff] [blame] | 102 | static struct nvkm_perfsrc * |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 103 | nvkm_perfsrc_find(struct nvkm_pm *pm, struct nvkm_perfsig *sig, int si) |
Samuel Pitoiset | 6f99c84 | 2015-06-07 22:40:24 +0200 | [diff] [blame] | 104 | { |
| 105 | struct nvkm_perfsrc *src; |
| 106 | bool found = false; |
| 107 | int tmp = 1; /* Sources ID start from 1 */ |
| 108 | u8 i; |
| 109 | |
| 110 | for (i = 0; i < ARRAY_SIZE(sig->source) && sig->source[i]; i++) { |
| 111 | if (sig->source[i] == si) { |
| 112 | found = true; |
| 113 | break; |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | if (found) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 118 | list_for_each_entry(src, &pm->sources, head) { |
Samuel Pitoiset | 6f99c84 | 2015-06-07 22:40:24 +0200 | [diff] [blame] | 119 | if (tmp++ == si) |
| 120 | return src; |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | return NULL; |
| 125 | } |
| 126 | |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 127 | static int |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 128 | nvkm_perfsrc_enable(struct nvkm_pm *pm, struct nvkm_perfctr *ctr) |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 129 | { |
Ben Skeggs | 476901f | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 130 | struct nvkm_subdev *subdev = &pm->engine.subdev; |
| 131 | struct nvkm_device *device = subdev->device; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 132 | struct nvkm_perfdom *dom = NULL; |
| 133 | struct nvkm_perfsig *sig; |
| 134 | struct nvkm_perfsrc *src; |
| 135 | u32 mask, value; |
| 136 | int i, j; |
| 137 | |
Samuel Pitoiset | 7fe882e | 2015-08-04 23:58:12 +0200 | [diff] [blame] | 138 | for (i = 0; i < 4; i++) { |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 139 | for (j = 0; j < 8 && ctr->source[i][j]; j++) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 140 | sig = nvkm_perfsig_find(pm, ctr->domain, |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 141 | ctr->signal[i], &dom); |
| 142 | if (!sig) |
| 143 | return -EINVAL; |
| 144 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 145 | src = nvkm_perfsrc_find(pm, sig, ctr->source[i][j]); |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 146 | if (!src) |
| 147 | return -EINVAL; |
| 148 | |
| 149 | /* set enable bit if needed */ |
| 150 | mask = value = 0x00000000; |
| 151 | if (src->enable) |
| 152 | mask = value = 0x80000000; |
| 153 | mask |= (src->mask << src->shift); |
| 154 | value |= ((ctr->source[i][j] >> 32) << src->shift); |
| 155 | |
| 156 | /* enable the source */ |
Ben Skeggs | 846e831 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 157 | nvkm_mask(device, src->addr, mask, value); |
Ben Skeggs | 476901f | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 158 | nvkm_debug(subdev, |
| 159 | "enabled source %08x %08x %08x\n", |
| 160 | src->addr, mask, value); |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 161 | } |
| 162 | } |
| 163 | return 0; |
| 164 | } |
| 165 | |
| 166 | static int |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 167 | nvkm_perfsrc_disable(struct nvkm_pm *pm, struct nvkm_perfctr *ctr) |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 168 | { |
Ben Skeggs | 476901f | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 169 | struct nvkm_subdev *subdev = &pm->engine.subdev; |
| 170 | struct nvkm_device *device = subdev->device; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 171 | struct nvkm_perfdom *dom = NULL; |
| 172 | struct nvkm_perfsig *sig; |
| 173 | struct nvkm_perfsrc *src; |
Samuel Pitoiset | d4a312d | 2015-06-14 13:50:06 +0200 | [diff] [blame] | 174 | u32 mask; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 175 | int i, j; |
| 176 | |
Samuel Pitoiset | 7fe882e | 2015-08-04 23:58:12 +0200 | [diff] [blame] | 177 | for (i = 0; i < 4; i++) { |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 178 | for (j = 0; j < 8 && ctr->source[i][j]; j++) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 179 | sig = nvkm_perfsig_find(pm, ctr->domain, |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 180 | ctr->signal[i], &dom); |
| 181 | if (!sig) |
| 182 | return -EINVAL; |
| 183 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 184 | src = nvkm_perfsrc_find(pm, sig, ctr->source[i][j]); |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 185 | if (!src) |
| 186 | return -EINVAL; |
| 187 | |
Samuel Pitoiset | d4a312d | 2015-06-14 13:50:06 +0200 | [diff] [blame] | 188 | /* unset enable bit if needed */ |
| 189 | mask = 0x00000000; |
| 190 | if (src->enable) |
| 191 | mask = 0x80000000; |
| 192 | mask |= (src->mask << src->shift); |
| 193 | |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 194 | /* disable the source */ |
Ben Skeggs | 846e831 | 2015-08-20 14:54:10 +1000 | [diff] [blame] | 195 | nvkm_mask(device, src->addr, mask, 0); |
Ben Skeggs | 476901f | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 196 | nvkm_debug(subdev, "disabled source %08x %08x\n", |
| 197 | src->addr, mask); |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 198 | } |
| 199 | } |
| 200 | return 0; |
| 201 | } |
| 202 | |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 203 | /******************************************************************************* |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 204 | * Perfdom object classes |
Samuel Pitoiset | 5a0bc4b | 2015-06-07 22:40:15 +0200 | [diff] [blame] | 205 | ******************************************************************************/ |
| 206 | static int |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 207 | nvkm_perfdom_init(struct nvkm_object *object, void *data, u32 size) |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 208 | { |
| 209 | union { |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 210 | struct nvif_perfdom_init none; |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 211 | } *args = data; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 212 | struct nvkm_pm *pm = (void *)object->engine; |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 213 | struct nvkm_perfdom *dom = (void *)object; |
| 214 | int ret, i; |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 215 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 216 | nvif_ioctl(object, "perfdom init size %d\n", size); |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 217 | if (nvif_unvers(args->none)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 218 | nvif_ioctl(object, "perfdom init\n"); |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 219 | } else |
| 220 | return ret; |
| 221 | |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 222 | for (i = 0; i < 4; i++) { |
| 223 | if (dom->ctr[i]) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 224 | dom->func->init(pm, dom, dom->ctr[i]); |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 225 | |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 226 | /* enable sources */ |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 227 | nvkm_perfsrc_enable(pm, dom->ctr[i]); |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 228 | } |
| 229 | } |
| 230 | |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 231 | /* start next batch of counters for sampling */ |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 232 | dom->func->next(pm, dom); |
Samuel Pitoiset | 3bfdde1 | 2015-06-07 22:40:25 +0200 | [diff] [blame] | 233 | return 0; |
| 234 | } |
| 235 | |
| 236 | static int |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 237 | nvkm_perfdom_sample(struct nvkm_object *object, void *data, u32 size) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 238 | { |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 239 | union { |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 240 | struct nvif_perfdom_sample none; |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 241 | } *args = data; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 242 | struct nvkm_pm *pm = (void *)object->engine; |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 243 | struct nvkm_perfdom *dom; |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 244 | int ret; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 245 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 246 | nvif_ioctl(object, "perfdom sample size %d\n", size); |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 247 | if (nvif_unvers(args->none)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 248 | nvif_ioctl(object, "perfdom sample\n"); |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 249 | } else |
| 250 | return ret; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 251 | pm->sequence++; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 252 | |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 253 | /* sample previous batch of counters */ |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 254 | list_for_each_entry(dom, &pm->domains, head) |
| 255 | dom->func->next(pm, dom); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 256 | |
| 257 | return 0; |
| 258 | } |
| 259 | |
| 260 | static int |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 261 | nvkm_perfdom_read(struct nvkm_object *object, void *data, u32 size) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 262 | { |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 263 | union { |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 264 | struct nvif_perfdom_read_v0 v0; |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 265 | } *args = data; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 266 | struct nvkm_pm *pm = (void *)object->engine; |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 267 | struct nvkm_perfdom *dom = (void *)object; |
| 268 | int ret, i; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 269 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 270 | nvif_ioctl(object, "perfdom read size %d\n", size); |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 271 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 272 | nvif_ioctl(object, "perfdom read vers %d\n", args->v0.version); |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 273 | } else |
| 274 | return ret; |
| 275 | |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 276 | for (i = 0; i < 4; i++) { |
| 277 | if (dom->ctr[i]) |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 278 | dom->func->read(pm, dom, dom->ctr[i]); |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | if (!dom->clk) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 282 | return -EAGAIN; |
| 283 | |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 284 | for (i = 0; i < 4; i++) |
| 285 | if (dom->ctr[i]) |
| 286 | args->v0.ctr[i] = dom->ctr[i]->ctr; |
| 287 | args->v0.clk = dom->clk; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 288 | return 0; |
| 289 | } |
| 290 | |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 291 | static int |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 292 | nvkm_perfdom_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size) |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 293 | { |
| 294 | switch (mthd) { |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 295 | case NVIF_PERFDOM_V0_INIT: |
| 296 | return nvkm_perfdom_init(object, data, size); |
| 297 | case NVIF_PERFDOM_V0_SAMPLE: |
| 298 | return nvkm_perfdom_sample(object, data, size); |
| 299 | case NVIF_PERFDOM_V0_READ: |
| 300 | return nvkm_perfdom_read(object, data, size); |
Ben Skeggs | 96af822 | 2014-08-10 04:10:24 +1000 | [diff] [blame] | 301 | default: |
| 302 | break; |
| 303 | } |
| 304 | return -EINVAL; |
| 305 | } |
| 306 | |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 307 | static void |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 308 | nvkm_perfdom_dtor(struct nvkm_object *object) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 309 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 310 | struct nvkm_pm *pm = (void *)object->engine; |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 311 | struct nvkm_perfdom *dom = (void *)object; |
| 312 | int i; |
| 313 | |
| 314 | for (i = 0; i < 4; i++) { |
| 315 | struct nvkm_perfctr *ctr = dom->ctr[i]; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 316 | if (ctr) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 317 | nvkm_perfsrc_disable(pm, ctr); |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 318 | if (ctr->head.next) |
| 319 | list_del(&ctr->head); |
| 320 | } |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 321 | kfree(ctr); |
| 322 | } |
| 323 | nvkm_object_destroy(&dom->base); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 324 | } |
| 325 | |
| 326 | static int |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 327 | nvkm_perfctr_new(struct nvkm_perfdom *dom, int slot, u8 domain, |
| 328 | struct nvkm_perfsig *signal[4], u64 source[4][8], |
| 329 | u16 logic_op, struct nvkm_perfctr **pctr) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 330 | { |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 331 | struct nvkm_perfctr *ctr; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 332 | int i, j; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 333 | |
Samuel Pitoiset | 44d9de5 | 2015-06-07 22:40:16 +0200 | [diff] [blame] | 334 | if (!dom) |
| 335 | return -EINVAL; |
| 336 | |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 337 | ctr = *pctr = kzalloc(sizeof(*ctr), GFP_KERNEL); |
| 338 | if (!ctr) |
| 339 | return -ENOMEM; |
| 340 | |
Samuel Pitoiset | d4a312d | 2015-06-14 13:50:06 +0200 | [diff] [blame] | 341 | ctr->domain = domain; |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 342 | ctr->logic_op = logic_op; |
| 343 | ctr->slot = slot; |
| 344 | for (i = 0; i < 4; i++) { |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 345 | if (signal[i]) { |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 346 | ctr->signal[i] = signal[i] - dom->signal; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 347 | for (j = 0; j < 8; j++) |
| 348 | ctr->source[i][j] = source[i][j]; |
| 349 | } |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 350 | } |
| 351 | list_add_tail(&ctr->head, &dom->list); |
| 352 | |
| 353 | return 0; |
| 354 | } |
| 355 | |
| 356 | static int |
| 357 | nvkm_perfdom_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
| 358 | struct nvkm_oclass *oclass, void *data, u32 size, |
| 359 | struct nvkm_object **pobject) |
| 360 | { |
| 361 | union { |
| 362 | struct nvif_perfdom_v0 v0; |
| 363 | } *args = data; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 364 | struct nvkm_pm *pm = (void *)engine; |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 365 | struct nvkm_perfdom *sdom = NULL; |
| 366 | struct nvkm_perfctr *ctr[4] = {}; |
| 367 | struct nvkm_perfdom *dom; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 368 | int c, s, m; |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 369 | int ret; |
| 370 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 371 | nvif_ioctl(parent, "create perfdom size %d\n", size); |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 372 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 373 | nvif_ioctl(parent, "create perfdom vers %d dom %d mode %02x\n", |
| 374 | args->v0.version, args->v0.domain, args->v0.mode); |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 375 | } else |
| 376 | return ret; |
| 377 | |
| 378 | for (c = 0; c < ARRAY_SIZE(args->v0.ctr); c++) { |
| 379 | struct nvkm_perfsig *sig[4] = {}; |
Samuel Pitoiset | d4a312d | 2015-06-14 13:50:06 +0200 | [diff] [blame] | 380 | u64 src[4][8] = {}; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 381 | |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 382 | for (s = 0; s < ARRAY_SIZE(args->v0.ctr[c].signal); s++) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 383 | sig[s] = nvkm_perfsig_find(pm, args->v0.domain, |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 384 | args->v0.ctr[c].signal[s], |
| 385 | &sdom); |
| 386 | if (args->v0.ctr[c].signal[s] && !sig[s]) |
| 387 | return -EINVAL; |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 388 | |
| 389 | for (m = 0; m < 8; m++) { |
| 390 | src[s][m] = args->v0.ctr[c].source[s][m]; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 391 | if (src[s][m] && !nvkm_perfsrc_find(pm, sig[s], |
Samuel Pitoiset | 6137b5a | 2015-06-07 22:40:27 +0200 | [diff] [blame] | 392 | src[s][m])) |
| 393 | return -EINVAL; |
| 394 | } |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 395 | } |
| 396 | |
Samuel Pitoiset | d4a312d | 2015-06-14 13:50:06 +0200 | [diff] [blame] | 397 | ret = nvkm_perfctr_new(sdom, c, args->v0.domain, sig, src, |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 398 | args->v0.ctr[c].logic_op, &ctr[c]); |
| 399 | if (ret) |
| 400 | return ret; |
| 401 | } |
| 402 | |
| 403 | if (!sdom) |
| 404 | return -EINVAL; |
| 405 | |
| 406 | ret = nvkm_object_create(parent, engine, oclass, 0, &dom); |
| 407 | *pobject = nv_object(dom); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 408 | if (ret) |
| 409 | return ret; |
| 410 | |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 411 | dom->func = sdom->func; |
| 412 | dom->addr = sdom->addr; |
| 413 | dom->mode = args->v0.mode; |
| 414 | for (c = 0; c < ARRAY_SIZE(ctr); c++) |
| 415 | dom->ctr[c] = ctr[c]; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 416 | return 0; |
| 417 | } |
| 418 | |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 419 | static struct nvkm_ofuncs |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 420 | nvkm_perfdom_ofuncs = { |
| 421 | .ctor = nvkm_perfdom_ctor, |
| 422 | .dtor = nvkm_perfdom_dtor, |
Ben Skeggs | aa35888 | 2015-08-20 14:54:16 +1000 | [diff] [blame] | 423 | .init = _nvkm_object_init, |
| 424 | .fini = _nvkm_object_fini, |
Samuel Pitoiset | 0f38043 | 2015-06-07 22:40:26 +0200 | [diff] [blame] | 425 | .mthd = nvkm_perfdom_mthd, |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 426 | }; |
| 427 | |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 428 | /******************************************************************************* |
| 429 | * Perfmon object classes |
| 430 | ******************************************************************************/ |
| 431 | static int |
| 432 | nvkm_perfmon_mthd_query_domain(struct nvkm_object *object, void *data, u32 size) |
| 433 | { |
| 434 | union { |
| 435 | struct nvif_perfmon_query_domain_v0 v0; |
| 436 | } *args = data; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 437 | struct nvkm_pm *pm = (void *)object->engine; |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 438 | struct nvkm_perfdom *dom; |
| 439 | u8 domain_nr; |
| 440 | int di, ret; |
| 441 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 442 | nvif_ioctl(object, "perfmon query domain size %d\n", size); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 443 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 444 | nvif_ioctl(object, "perfmon domain vers %d iter %02x\n", |
| 445 | args->v0.version, args->v0.iter); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 446 | di = (args->v0.iter & 0xff) - 1; |
| 447 | } else |
| 448 | return ret; |
| 449 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 450 | domain_nr = nvkm_pm_count_perfdom(pm); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 451 | if (di >= (int)domain_nr) |
| 452 | return -EINVAL; |
| 453 | |
| 454 | if (di >= 0) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 455 | dom = nvkm_perfdom_find(pm, di); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 456 | if (dom == NULL) |
| 457 | return -EINVAL; |
| 458 | |
| 459 | args->v0.id = di; |
| 460 | args->v0.signal_nr = nvkm_perfdom_count_perfsig(dom); |
Samuel Pitoiset | df0b37e | 2015-06-19 17:36:37 +0200 | [diff] [blame] | 461 | strncpy(args->v0.name, dom->name, sizeof(args->v0.name)); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 462 | |
| 463 | /* Currently only global counters (PCOUNTER) are implemented |
| 464 | * but this will be different for local counters (MP). */ |
| 465 | args->v0.counter_nr = 4; |
| 466 | } |
| 467 | |
| 468 | if (++di < domain_nr) { |
| 469 | args->v0.iter = ++di; |
| 470 | return 0; |
| 471 | } |
| 472 | |
| 473 | args->v0.iter = 0xff; |
| 474 | return 0; |
| 475 | } |
| 476 | |
| 477 | static int |
| 478 | nvkm_perfmon_mthd_query_signal(struct nvkm_object *object, void *data, u32 size) |
| 479 | { |
| 480 | union { |
| 481 | struct nvif_perfmon_query_signal_v0 v0; |
| 482 | } *args = data; |
| 483 | struct nvkm_device *device = nv_device(object); |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 484 | struct nvkm_pm *pm = (void *)object->engine; |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 485 | struct nvkm_perfdom *dom; |
| 486 | struct nvkm_perfsig *sig; |
| 487 | const bool all = nvkm_boolopt(device->cfgopt, "NvPmShowAll", false); |
| 488 | const bool raw = nvkm_boolopt(device->cfgopt, "NvPmUnnamed", all); |
| 489 | int ret, si; |
| 490 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 491 | nvif_ioctl(object, "perfmon query signal size %d\n", size); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 492 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 493 | nvif_ioctl(object, |
| 494 | "perfmon query signal vers %d dom %d iter %04x\n", |
| 495 | args->v0.version, args->v0.domain, args->v0.iter); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 496 | si = (args->v0.iter & 0xffff) - 1; |
| 497 | } else |
| 498 | return ret; |
| 499 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 500 | dom = nvkm_perfdom_find(pm, args->v0.domain); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 501 | if (dom == NULL || si >= (int)dom->signal_nr) |
| 502 | return -EINVAL; |
| 503 | |
| 504 | if (si >= 0) { |
| 505 | sig = &dom->signal[si]; |
| 506 | if (raw || !sig->name) { |
| 507 | snprintf(args->v0.name, sizeof(args->v0.name), |
| 508 | "/%s/%02x", dom->name, si); |
| 509 | } else { |
| 510 | strncpy(args->v0.name, sig->name, |
| 511 | sizeof(args->v0.name)); |
| 512 | } |
| 513 | |
| 514 | args->v0.signal = si; |
| 515 | args->v0.source_nr = nvkm_perfsig_count_perfsrc(sig); |
| 516 | } |
| 517 | |
| 518 | while (++si < dom->signal_nr) { |
| 519 | if (all || dom->signal[si].name) { |
| 520 | args->v0.iter = ++si; |
| 521 | return 0; |
| 522 | } |
| 523 | } |
| 524 | |
| 525 | args->v0.iter = 0xffff; |
| 526 | return 0; |
| 527 | } |
| 528 | |
| 529 | static int |
| 530 | nvkm_perfmon_mthd_query_source(struct nvkm_object *object, void *data, u32 size) |
| 531 | { |
| 532 | union { |
| 533 | struct nvif_perfmon_query_source_v0 v0; |
| 534 | } *args = data; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 535 | struct nvkm_pm *pm = (void *)object->engine; |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 536 | struct nvkm_perfdom *dom = NULL; |
| 537 | struct nvkm_perfsig *sig; |
| 538 | struct nvkm_perfsrc *src; |
| 539 | u8 source_nr = 0; |
| 540 | int si, ret; |
| 541 | |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 542 | nvif_ioctl(object, "perfmon query source size %d\n", size); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 543 | if (nvif_unpack(args->v0, 0, 0, false)) { |
Ben Skeggs | 5300394 | 2015-08-20 14:54:13 +1000 | [diff] [blame] | 544 | nvif_ioctl(object, |
| 545 | "perfmon source vers %d dom %d sig %02x iter %02x\n", |
| 546 | args->v0.version, args->v0.domain, args->v0.signal, |
| 547 | args->v0.iter); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 548 | si = (args->v0.iter & 0xff) - 1; |
| 549 | } else |
| 550 | return ret; |
| 551 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 552 | sig = nvkm_perfsig_find(pm, args->v0.domain, args->v0.signal, &dom); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 553 | if (!sig) |
| 554 | return -EINVAL; |
| 555 | |
| 556 | source_nr = nvkm_perfsig_count_perfsrc(sig); |
| 557 | if (si >= (int)source_nr) |
| 558 | return -EINVAL; |
| 559 | |
| 560 | if (si >= 0) { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 561 | src = nvkm_perfsrc_find(pm, sig, sig->source[si]); |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 562 | if (!src) |
| 563 | return -EINVAL; |
| 564 | |
| 565 | args->v0.source = sig->source[si]; |
| 566 | args->v0.mask = src->mask; |
| 567 | strncpy(args->v0.name, src->name, sizeof(args->v0.name)); |
| 568 | } |
| 569 | |
| 570 | if (++si < source_nr) { |
| 571 | args->v0.iter = ++si; |
| 572 | return 0; |
| 573 | } |
| 574 | |
| 575 | args->v0.iter = 0xff; |
| 576 | return 0; |
| 577 | } |
| 578 | |
| 579 | static int |
| 580 | nvkm_perfmon_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size) |
| 581 | { |
| 582 | switch (mthd) { |
| 583 | case NVIF_PERFMON_V0_QUERY_DOMAIN: |
| 584 | return nvkm_perfmon_mthd_query_domain(object, data, size); |
| 585 | case NVIF_PERFMON_V0_QUERY_SIGNAL: |
| 586 | return nvkm_perfmon_mthd_query_signal(object, data, size); |
| 587 | case NVIF_PERFMON_V0_QUERY_SOURCE: |
| 588 | return nvkm_perfmon_mthd_query_source(object, data, size); |
| 589 | default: |
| 590 | break; |
| 591 | } |
| 592 | return -EINVAL; |
| 593 | } |
| 594 | |
Ben Skeggs | f21950e | 2015-06-14 12:20:37 +1000 | [diff] [blame] | 595 | static struct nvkm_oclass |
| 596 | nvkm_perfmon_sclass[] = { |
| 597 | { .handle = NVIF_IOCTL_NEW_V0_PERFDOM, |
| 598 | .ofuncs = &nvkm_perfdom_ofuncs, |
| 599 | }, |
| 600 | {} |
| 601 | }; |
| 602 | |
| 603 | static int |
| 604 | nvkm_perfmon_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
| 605 | struct nvkm_oclass *oclass, void *data, u32 size, |
| 606 | struct nvkm_object **pobject) |
| 607 | { |
| 608 | struct nvkm_parent *perfmon; |
| 609 | int ret = nvkm_parent_create(parent, engine, oclass, 0, |
| 610 | nvkm_perfmon_sclass, 0, &perfmon); |
| 611 | *pobject = perfmon ? &perfmon->object : NULL; |
| 612 | return ret; |
| 613 | } |
| 614 | |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 615 | static struct nvkm_ofuncs |
| 616 | nvkm_perfmon_ofuncs = { |
Ben Skeggs | f21950e | 2015-06-14 12:20:37 +1000 | [diff] [blame] | 617 | .ctor = nvkm_perfmon_ctor, |
| 618 | .dtor = _nvkm_parent_dtor, |
| 619 | .init = _nvkm_parent_init, |
| 620 | .fini = _nvkm_parent_fini, |
Ben Skeggs | 2d4b94b | 2015-06-14 12:10:59 +1000 | [diff] [blame] | 621 | .mthd = nvkm_perfmon_mthd, |
| 622 | }; |
| 623 | |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 624 | struct nvkm_oclass |
| 625 | nvkm_pm_sclass[] = { |
Samuel Pitoiset | 5a0bc4b | 2015-06-07 22:40:15 +0200 | [diff] [blame] | 626 | { |
| 627 | .handle = NVIF_IOCTL_NEW_V0_PERFMON, |
| 628 | .ofuncs = &nvkm_perfmon_ofuncs, |
| 629 | }, |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 630 | {}, |
| 631 | }; |
| 632 | |
| 633 | /******************************************************************************* |
| 634 | * PPM context |
| 635 | ******************************************************************************/ |
| 636 | static void |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 637 | nvkm_perfctx_dtor(struct nvkm_object *object) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 638 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 639 | struct nvkm_pm *pm = (void *)object->engine; |
Samuel Pitoiset | 3693d54 | 2015-06-07 22:40:11 +0200 | [diff] [blame] | 640 | struct nvkm_perfctx *ctx = (void *)object; |
| 641 | |
Ben Skeggs | a1e8873 | 2015-08-20 14:54:15 +1000 | [diff] [blame] | 642 | nvkm_gpuobj_destroy(&ctx->base); |
Ben Skeggs | 6cf813f | 2015-08-20 14:54:17 +1000 | [diff] [blame] | 643 | mutex_lock(&nv_subdev(pm)->mutex); |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 644 | if (pm->context == ctx) |
| 645 | pm->context = NULL; |
| 646 | mutex_unlock(&nv_subdev(pm)->mutex); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 647 | } |
| 648 | |
| 649 | static int |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 650 | nvkm_perfctx_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
| 651 | struct nvkm_oclass *oclass, void *data, u32 size, |
| 652 | struct nvkm_object **pobject) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 653 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 654 | struct nvkm_pm *pm = (void *)engine; |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 655 | struct nvkm_perfctx *ctx; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 656 | int ret; |
| 657 | |
Ben Skeggs | f21950e | 2015-06-14 12:20:37 +1000 | [diff] [blame] | 658 | /* no context needed for perfdom objects... */ |
| 659 | if (nv_mclass(parent) != NV_DEVICE) { |
| 660 | atomic_inc(&parent->refcount); |
| 661 | *pobject = parent; |
| 662 | return 1; |
| 663 | } |
| 664 | |
Ben Skeggs | a1e8873 | 2015-08-20 14:54:15 +1000 | [diff] [blame] | 665 | ret = nvkm_gpuobj_create(parent, engine, oclass, 0, NULL, 0, 0, 0, &ctx); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 666 | *pobject = nv_object(ctx); |
| 667 | if (ret) |
| 668 | return ret; |
| 669 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 670 | mutex_lock(&nv_subdev(pm)->mutex); |
| 671 | if (pm->context == NULL) |
| 672 | pm->context = ctx; |
| 673 | if (ctx != pm->context) |
Samuel Pitoiset | 305c195 | 2015-06-07 22:40:12 +0200 | [diff] [blame] | 674 | ret = -EBUSY; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 675 | mutex_unlock(&nv_subdev(pm)->mutex); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 676 | |
Samuel Pitoiset | 305c195 | 2015-06-07 22:40:12 +0200 | [diff] [blame] | 677 | return ret; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 678 | } |
| 679 | |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 680 | struct nvkm_oclass |
| 681 | nvkm_pm_cclass = { |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 682 | .ofuncs = &(struct nvkm_ofuncs) { |
| 683 | .ctor = nvkm_perfctx_ctor, |
| 684 | .dtor = nvkm_perfctx_dtor, |
Ben Skeggs | a1e8873 | 2015-08-20 14:54:15 +1000 | [diff] [blame] | 685 | .init = _nvkm_gpuobj_init, |
| 686 | .fini = _nvkm_gpuobj_fini, |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 687 | }, |
| 688 | }; |
| 689 | |
| 690 | /******************************************************************************* |
| 691 | * PPM engine/subdev functions |
| 692 | ******************************************************************************/ |
| 693 | int |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 694 | nvkm_perfsrc_new(struct nvkm_pm *pm, struct nvkm_perfsig *sig, |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 695 | const struct nvkm_specsrc *spec) |
| 696 | { |
| 697 | const struct nvkm_specsrc *ssrc; |
| 698 | const struct nvkm_specmux *smux; |
| 699 | struct nvkm_perfsrc *src; |
| 700 | u8 source_nr = 0; |
| 701 | |
| 702 | if (!spec) { |
| 703 | /* No sources are defined for this signal. */ |
| 704 | return 0; |
| 705 | } |
| 706 | |
| 707 | ssrc = spec; |
| 708 | while (ssrc->name) { |
| 709 | smux = ssrc->mux; |
| 710 | while (smux->name) { |
| 711 | bool found = false; |
| 712 | u8 source_id = 0; |
| 713 | u32 len; |
| 714 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 715 | list_for_each_entry(src, &pm->sources, head) { |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 716 | if (src->addr == ssrc->addr && |
| 717 | src->shift == smux->shift) { |
| 718 | found = true; |
| 719 | break; |
| 720 | } |
| 721 | source_id++; |
| 722 | } |
| 723 | |
| 724 | if (!found) { |
| 725 | src = kzalloc(sizeof(*src), GFP_KERNEL); |
| 726 | if (!src) |
| 727 | return -ENOMEM; |
| 728 | |
| 729 | src->addr = ssrc->addr; |
| 730 | src->mask = smux->mask; |
| 731 | src->shift = smux->shift; |
| 732 | src->enable = smux->enable; |
| 733 | |
| 734 | len = strlen(ssrc->name) + |
| 735 | strlen(smux->name) + 2; |
| 736 | src->name = kzalloc(len, GFP_KERNEL); |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 737 | if (!src->name) { |
| 738 | kfree(src); |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 739 | return -ENOMEM; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 740 | } |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 741 | snprintf(src->name, len, "%s_%s", ssrc->name, |
| 742 | smux->name); |
| 743 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 744 | list_add_tail(&src->head, &pm->sources); |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 745 | } |
| 746 | |
| 747 | sig->source[source_nr++] = source_id + 1; |
| 748 | smux++; |
| 749 | } |
| 750 | ssrc++; |
| 751 | } |
| 752 | |
| 753 | return 0; |
| 754 | } |
| 755 | |
| 756 | int |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 757 | nvkm_perfdom_new(struct nvkm_pm *pm, const char *name, u32 mask, |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 758 | u32 base, u32 size_unit, u32 size_domain, |
| 759 | const struct nvkm_specdom *spec) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 760 | { |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 761 | const struct nvkm_specdom *sdom; |
| 762 | const struct nvkm_specsig *ssig; |
| 763 | struct nvkm_perfdom *dom; |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 764 | int ret, i; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 765 | |
| 766 | for (i = 0; i == 0 || mask; i++) { |
| 767 | u32 addr = base + (i * size_unit); |
| 768 | if (i && !(mask & (1 << i))) |
| 769 | continue; |
| 770 | |
| 771 | sdom = spec; |
| 772 | while (sdom->signal_nr) { |
| 773 | dom = kzalloc(sizeof(*dom) + sdom->signal_nr * |
| 774 | sizeof(*dom->signal), GFP_KERNEL); |
| 775 | if (!dom) |
| 776 | return -ENOMEM; |
| 777 | |
| 778 | if (mask) { |
| 779 | snprintf(dom->name, sizeof(dom->name), |
| 780 | "%s/%02x/%02x", name, i, |
| 781 | (int)(sdom - spec)); |
| 782 | } else { |
| 783 | snprintf(dom->name, sizeof(dom->name), |
| 784 | "%s/%02x", name, (int)(sdom - spec)); |
| 785 | } |
| 786 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 787 | list_add_tail(&dom->head, &pm->domains); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 788 | INIT_LIST_HEAD(&dom->list); |
| 789 | dom->func = sdom->func; |
| 790 | dom->addr = addr; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 791 | dom->signal_nr = sdom->signal_nr; |
| 792 | |
| 793 | ssig = (sdom++)->signal; |
| 794 | while (ssig->name) { |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 795 | struct nvkm_perfsig *sig = |
| 796 | &dom->signal[ssig->signal]; |
| 797 | sig->name = ssig->name; |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 798 | ret = nvkm_perfsrc_new(pm, sig, ssig->source); |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 799 | if (ret) |
| 800 | return ret; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 801 | ssig++; |
| 802 | } |
| 803 | |
| 804 | addr += size_domain; |
| 805 | } |
| 806 | |
| 807 | mask &= ~(1 << i); |
| 808 | } |
| 809 | |
| 810 | return 0; |
| 811 | } |
| 812 | |
| 813 | int |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 814 | _nvkm_pm_fini(struct nvkm_object *object, bool suspend) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 815 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 816 | struct nvkm_pm *pm = (void *)object; |
Ben Skeggs | 89c651e | 2015-08-20 14:54:16 +1000 | [diff] [blame] | 817 | return nvkm_engine_fini_old(&pm->engine, suspend); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 818 | } |
| 819 | |
| 820 | int |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 821 | _nvkm_pm_init(struct nvkm_object *object) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 822 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 823 | struct nvkm_pm *pm = (void *)object; |
Ben Skeggs | 89c651e | 2015-08-20 14:54:16 +1000 | [diff] [blame] | 824 | return nvkm_engine_init_old(&pm->engine); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 825 | } |
| 826 | |
| 827 | void |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 828 | _nvkm_pm_dtor(struct nvkm_object *object) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 829 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 830 | struct nvkm_pm *pm = (void *)object; |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 831 | struct nvkm_perfdom *dom, *next_dom; |
| 832 | struct nvkm_perfsrc *src, *next_src; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 833 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 834 | list_for_each_entry_safe(dom, next_dom, &pm->domains, head) { |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 835 | list_del(&dom->head); |
| 836 | kfree(dom); |
| 837 | } |
| 838 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 839 | list_for_each_entry_safe(src, next_src, &pm->sources, head) { |
Samuel Pitoiset | e82661e | 2015-06-07 22:40:22 +0200 | [diff] [blame] | 840 | list_del(&src->head); |
| 841 | kfree(src->name); |
| 842 | kfree(src); |
| 843 | } |
| 844 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 845 | nvkm_engine_destroy(&pm->engine); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 846 | } |
| 847 | |
| 848 | int |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 849 | nvkm_pm_create_(struct nvkm_object *parent, struct nvkm_object *engine, |
| 850 | struct nvkm_oclass *oclass, int length, void **pobject) |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 851 | { |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 852 | struct nvkm_pm *pm; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 853 | int ret; |
| 854 | |
Ben Skeggs | 4d34686 | 2015-01-14 15:31:13 +1000 | [diff] [blame] | 855 | ret = nvkm_engine_create_(parent, engine, oclass, true, "PPM", |
| 856 | "pm", length, pobject); |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 857 | pm = *pobject; |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 858 | if (ret) |
| 859 | return ret; |
| 860 | |
Ben Skeggs | 8c1aeaa | 2015-08-20 14:54:08 +1000 | [diff] [blame] | 861 | INIT_LIST_HEAD(&pm->domains); |
| 862 | INIT_LIST_HEAD(&pm->sources); |
Ben Skeggs | aa4d7a4 | 2013-02-13 15:29:11 +1000 | [diff] [blame] | 863 | return 0; |
| 864 | } |