Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 1 | /* |
Daniele Castagna | 7a755de | 2016-12-16 17:32:30 -0500 | [diff] [blame] | 2 | * Copyright 2016 The Chromium OS Authors. All rights reserved. |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 3 | * Use of this source code is governed by a BSD-style license that can be |
| 4 | * found in the LICENSE file. |
| 5 | */ |
| 6 | #include <assert.h> |
Kristian H. Kristensen | b1efbd8 | 2016-09-06 11:43:26 -0700 | [diff] [blame] | 7 | #include <errno.h> |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 8 | #include <fcntl.h> |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 9 | #include <pthread.h> |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 10 | #include <stdint.h> |
| 11 | #include <stdio.h> |
| 12 | #include <stdlib.h> |
| 13 | #include <string.h> |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 14 | #include <sys/mman.h> |
Daniel Hung-yu Wu | 9607a48 | 2017-09-12 20:05:08 +0800 | [diff] [blame] | 15 | #include <sys/types.h> |
| 16 | #include <unistd.h> |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 17 | #include <xf86drm.h> |
| 18 | |
| 19 | #include "drv_priv.h" |
| 20 | #include "helpers.h" |
| 21 | #include "util.h" |
| 22 | |
Akshu Agrawal | 0337d9b | 2016-07-28 15:35:45 +0530 | [diff] [blame] | 23 | #ifdef DRV_AMDGPU |
| 24 | extern struct backend backend_amdgpu; |
| 25 | #endif |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 26 | extern struct backend backend_cirrus; |
| 27 | extern struct backend backend_evdi; |
| 28 | #ifdef DRV_EXYNOS |
| 29 | extern struct backend backend_exynos; |
| 30 | #endif |
| 31 | extern struct backend backend_gma500; |
| 32 | #ifdef DRV_I915 |
| 33 | extern struct backend backend_i915; |
| 34 | #endif |
| 35 | #ifdef DRV_MARVELL |
| 36 | extern struct backend backend_marvell; |
| 37 | #endif |
| 38 | #ifdef DRV_MEDIATEK |
| 39 | extern struct backend backend_mediatek; |
| 40 | #endif |
Daniele Castagna | 71db2b5 | 2016-12-16 16:24:06 -0500 | [diff] [blame] | 41 | extern struct backend backend_nouveau; |
giri | 3f25951 | 2017-08-02 12:01:33 -0400 | [diff] [blame] | 42 | #ifdef DRV_RADEON |
| 43 | extern struct backend backend_radeon; |
| 44 | #endif |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 45 | #ifdef DRV_ROCKCHIP |
| 46 | extern struct backend backend_rockchip; |
| 47 | #endif |
| 48 | #ifdef DRV_TEGRA |
| 49 | extern struct backend backend_tegra; |
| 50 | #endif |
| 51 | extern struct backend backend_udl; |
Niklas Schulze | 878fed4 | 2017-02-08 15:29:21 +0100 | [diff] [blame] | 52 | #ifdef DRV_VC4 |
| 53 | extern struct backend backend_vc4; |
| 54 | #endif |
Gurchetan Singh | 5521bde | 2016-09-30 14:53:32 -0700 | [diff] [blame] | 55 | extern struct backend backend_vgem; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 56 | extern struct backend backend_virtio_gpu; |
| 57 | |
| 58 | static struct backend *drv_get_backend(int fd) |
| 59 | { |
| 60 | drmVersionPtr drm_version; |
| 61 | unsigned int i; |
| 62 | |
| 63 | drm_version = drmGetVersion(fd); |
| 64 | |
| 65 | if (!drm_version) |
| 66 | return NULL; |
| 67 | |
| 68 | struct backend *backend_list[] = { |
Akshu Agrawal | 0337d9b | 2016-07-28 15:35:45 +0530 | [diff] [blame] | 69 | #ifdef DRV_AMDGPU |
| 70 | &backend_amdgpu, |
| 71 | #endif |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 72 | &backend_cirrus, &backend_evdi, |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 73 | #ifdef DRV_EXYNOS |
| 74 | &backend_exynos, |
| 75 | #endif |
| 76 | &backend_gma500, |
| 77 | #ifdef DRV_I915 |
| 78 | &backend_i915, |
| 79 | #endif |
| 80 | #ifdef DRV_MARVELL |
| 81 | &backend_marvell, |
| 82 | #endif |
| 83 | #ifdef DRV_MEDIATEK |
| 84 | &backend_mediatek, |
| 85 | #endif |
Daniele Castagna | 71db2b5 | 2016-12-16 16:24:06 -0500 | [diff] [blame] | 86 | &backend_nouveau, |
giri | 3f25951 | 2017-08-02 12:01:33 -0400 | [diff] [blame] | 87 | #ifdef DRV_RADEON |
| 88 | &backend_radeon, |
| 89 | #endif |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 90 | #ifdef DRV_ROCKCHIP |
| 91 | &backend_rockchip, |
| 92 | #endif |
| 93 | #ifdef DRV_TEGRA |
| 94 | &backend_tegra, |
| 95 | #endif |
| 96 | &backend_udl, |
Niklas Schulze | 878fed4 | 2017-02-08 15:29:21 +0100 | [diff] [blame] | 97 | #ifdef DRV_VC4 |
| 98 | &backend_vc4, |
| 99 | #endif |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 100 | &backend_vgem, &backend_virtio_gpu, |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 101 | }; |
| 102 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 103 | for (i = 0; i < ARRAY_SIZE(backend_list); i++) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 104 | if (!strcmp(drm_version->name, backend_list[i]->name)) { |
| 105 | drmFreeVersion(drm_version); |
| 106 | return backend_list[i]; |
| 107 | } |
| 108 | |
| 109 | drmFreeVersion(drm_version); |
| 110 | return NULL; |
| 111 | } |
| 112 | |
| 113 | struct driver *drv_create(int fd) |
| 114 | { |
| 115 | struct driver *drv; |
| 116 | int ret; |
| 117 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 118 | drv = (struct driver *)calloc(1, sizeof(*drv)); |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 119 | |
| 120 | if (!drv) |
| 121 | return NULL; |
| 122 | |
| 123 | drv->fd = fd; |
| 124 | drv->backend = drv_get_backend(fd); |
| 125 | |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 126 | if (!drv->backend) |
| 127 | goto free_driver; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 128 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 129 | if (pthread_mutex_init(&drv->driver_lock, NULL)) |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 130 | goto free_driver; |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 131 | |
| 132 | drv->buffer_table = drmHashCreate(); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 133 | if (!drv->buffer_table) |
| 134 | goto free_lock; |
| 135 | |
| 136 | drv->map_table = drmHashCreate(); |
| 137 | if (!drv->map_table) |
| 138 | goto free_buffer_table; |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 139 | |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 140 | /* Start with a power of 2 number of allocations. */ |
Ege Mihmanli | 96b7d46 | 2017-09-19 20:13:26 -0700 | [diff] [blame] | 141 | drv->combos.allocations = 2; |
| 142 | drv->combos.size = 0; |
| 143 | |
| 144 | drv->combos.data = calloc(drv->combos.allocations, sizeof(struct combination)); |
| 145 | if (!drv->combos.data) |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 146 | goto free_map_table; |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 147 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 148 | if (drv->backend->init) { |
| 149 | ret = drv->backend->init(drv); |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 150 | if (ret) { |
Ege Mihmanli | 96b7d46 | 2017-09-19 20:13:26 -0700 | [diff] [blame] | 151 | free(drv->combos.data); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 152 | goto free_map_table; |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 153 | } |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | return drv; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 157 | |
| 158 | free_map_table: |
| 159 | drmHashDestroy(drv->map_table); |
| 160 | free_buffer_table: |
| 161 | drmHashDestroy(drv->buffer_table); |
| 162 | free_lock: |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 163 | pthread_mutex_destroy(&drv->driver_lock); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 164 | free_driver: |
| 165 | free(drv); |
| 166 | return NULL; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 167 | } |
| 168 | |
| 169 | void drv_destroy(struct driver *drv) |
| 170 | { |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 171 | pthread_mutex_lock(&drv->driver_lock); |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 172 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 173 | if (drv->backend->close) |
| 174 | drv->backend->close(drv); |
| 175 | |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 176 | drmHashDestroy(drv->buffer_table); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 177 | drmHashDestroy(drv->map_table); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 178 | |
Ege Mihmanli | 96b7d46 | 2017-09-19 20:13:26 -0700 | [diff] [blame] | 179 | free(drv->combos.data); |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 180 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 181 | pthread_mutex_unlock(&drv->driver_lock); |
| 182 | pthread_mutex_destroy(&drv->driver_lock); |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 183 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 184 | free(drv); |
| 185 | } |
| 186 | |
| 187 | int drv_get_fd(struct driver *drv) |
| 188 | { |
| 189 | return drv->fd; |
| 190 | } |
| 191 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 192 | const char *drv_get_name(struct driver *drv) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 193 | { |
| 194 | return drv->backend->name; |
| 195 | } |
| 196 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 197 | struct combination *drv_get_combination(struct driver *drv, uint32_t format, uint64_t usage) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 198 | { |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 199 | struct combination *curr, *best; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 200 | |
Gurchetan Singh | 458976f | 2016-11-23 17:32:33 -0800 | [diff] [blame] | 201 | if (format == DRM_FORMAT_NONE || usage == BO_USE_NONE) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 202 | return 0; |
| 203 | |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 204 | best = NULL; |
| 205 | uint32_t i; |
Ege Mihmanli | 96b7d46 | 2017-09-19 20:13:26 -0700 | [diff] [blame] | 206 | for (i = 0; i < drv->combos.size; i++) { |
| 207 | curr = &drv->combos.data[i]; |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 208 | if ((format == curr->format) && usage == (curr->usage & usage)) |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 209 | if (!best || best->metadata.priority < curr->metadata.priority) |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 210 | best = curr; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 211 | } |
| 212 | |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 213 | return best; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 214 | } |
| 215 | |
Gurchetan Singh | 18578ed | 2017-08-03 18:23:27 -0700 | [diff] [blame] | 216 | struct bo *drv_bo_new(struct driver *drv, uint32_t width, uint32_t height, uint32_t format, |
| 217 | uint64_t flags) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 218 | { |
| 219 | |
| 220 | struct bo *bo; |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 221 | bo = (struct bo *)calloc(1, sizeof(*bo)); |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 222 | |
| 223 | if (!bo) |
| 224 | return NULL; |
| 225 | |
| 226 | bo->drv = drv; |
| 227 | bo->width = width; |
| 228 | bo->height = height; |
| 229 | bo->format = format; |
Gurchetan Singh | 18578ed | 2017-08-03 18:23:27 -0700 | [diff] [blame] | 230 | bo->flags = flags; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 231 | bo->num_planes = drv_num_planes_from_format(format); |
| 232 | |
| 233 | if (!bo->num_planes) { |
| 234 | free(bo); |
| 235 | return NULL; |
| 236 | } |
| 237 | |
| 238 | return bo; |
| 239 | } |
| 240 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 241 | struct bo *drv_bo_create(struct driver *drv, uint32_t width, uint32_t height, uint32_t format, |
| 242 | uint64_t flags) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 243 | { |
| 244 | int ret; |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 245 | size_t plane; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 246 | struct bo *bo; |
| 247 | |
Gurchetan Singh | 18578ed | 2017-08-03 18:23:27 -0700 | [diff] [blame] | 248 | bo = drv_bo_new(drv, width, height, format, flags); |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 249 | |
| 250 | if (!bo) |
| 251 | return NULL; |
| 252 | |
| 253 | ret = drv->backend->bo_create(bo, width, height, format, flags); |
| 254 | |
| 255 | if (ret) { |
| 256 | free(bo); |
| 257 | return NULL; |
| 258 | } |
| 259 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 260 | pthread_mutex_lock(&drv->driver_lock); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 261 | |
| 262 | for (plane = 0; plane < bo->num_planes; plane++) |
| 263 | drv_increment_reference_count(drv, bo, plane); |
| 264 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 265 | pthread_mutex_unlock(&drv->driver_lock); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 266 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 267 | return bo; |
| 268 | } |
| 269 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 270 | struct bo *drv_bo_create_with_modifiers(struct driver *drv, uint32_t width, uint32_t height, |
| 271 | uint32_t format, const uint64_t *modifiers, uint32_t count) |
Kristian H. Kristensen | b1efbd8 | 2016-09-06 11:43:26 -0700 | [diff] [blame] | 272 | { |
| 273 | int ret; |
| 274 | size_t plane; |
| 275 | struct bo *bo; |
| 276 | |
| 277 | if (!drv->backend->bo_create_with_modifiers) { |
| 278 | errno = ENOENT; |
| 279 | return NULL; |
| 280 | } |
| 281 | |
Gurchetan Singh | 18578ed | 2017-08-03 18:23:27 -0700 | [diff] [blame] | 282 | bo = drv_bo_new(drv, width, height, format, BO_USE_NONE); |
Kristian H. Kristensen | b1efbd8 | 2016-09-06 11:43:26 -0700 | [diff] [blame] | 283 | |
| 284 | if (!bo) |
| 285 | return NULL; |
| 286 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 287 | ret = drv->backend->bo_create_with_modifiers(bo, width, height, format, modifiers, count); |
Kristian H. Kristensen | b1efbd8 | 2016-09-06 11:43:26 -0700 | [diff] [blame] | 288 | |
| 289 | if (ret) { |
| 290 | free(bo); |
| 291 | return NULL; |
| 292 | } |
| 293 | |
| 294 | pthread_mutex_lock(&drv->driver_lock); |
| 295 | |
| 296 | for (plane = 0; plane < bo->num_planes; plane++) |
| 297 | drv_increment_reference_count(drv, bo, plane); |
| 298 | |
| 299 | pthread_mutex_unlock(&drv->driver_lock); |
| 300 | |
| 301 | return bo; |
| 302 | } |
| 303 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 304 | void drv_bo_destroy(struct bo *bo) |
| 305 | { |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 306 | size_t plane; |
| 307 | uintptr_t total = 0; |
| 308 | struct driver *drv = bo->drv; |
| 309 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 310 | pthread_mutex_lock(&drv->driver_lock); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 311 | |
| 312 | for (plane = 0; plane < bo->num_planes; plane++) |
| 313 | drv_decrement_reference_count(drv, bo, plane); |
| 314 | |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 315 | for (plane = 0; plane < bo->num_planes; plane++) |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 316 | total += drv_get_reference_count(drv, bo, plane); |
| 317 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 318 | pthread_mutex_unlock(&drv->driver_lock); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 319 | |
Tomasz Figa | 27a7e6a | 2017-08-08 17:59:41 +0900 | [diff] [blame] | 320 | if (total == 0) { |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 321 | assert(drv_map_info_destroy(bo) == 0); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 322 | bo->drv->backend->bo_destroy(bo); |
Tomasz Figa | 27a7e6a | 2017-08-08 17:59:41 +0900 | [diff] [blame] | 323 | } |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 324 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 325 | free(bo); |
| 326 | } |
| 327 | |
| 328 | struct bo *drv_bo_import(struct driver *drv, struct drv_import_fd_data *data) |
| 329 | { |
| 330 | int ret; |
Gurchetan Singh | b72badb | 2016-08-19 16:26:46 -0700 | [diff] [blame] | 331 | size_t plane; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 332 | struct bo *bo; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 333 | |
Gurchetan Singh | 18578ed | 2017-08-03 18:23:27 -0700 | [diff] [blame] | 334 | bo = drv_bo_new(drv, data->width, data->height, data->format, data->flags); |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 335 | |
Gurchetan Singh | b72badb | 2016-08-19 16:26:46 -0700 | [diff] [blame] | 336 | if (!bo) |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 337 | return NULL; |
Gurchetan Singh | b72badb | 2016-08-19 16:26:46 -0700 | [diff] [blame] | 338 | |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 339 | ret = drv->backend->bo_import(bo, data); |
| 340 | if (ret) { |
| 341 | free(bo); |
| 342 | return NULL; |
| 343 | } |
| 344 | |
Gurchetan Singh | b72badb | 2016-08-19 16:26:46 -0700 | [diff] [blame] | 345 | for (plane = 0; plane < bo->num_planes; plane++) { |
Gurchetan Singh | b72badb | 2016-08-19 16:26:46 -0700 | [diff] [blame] | 346 | bo->strides[plane] = data->strides[plane]; |
| 347 | bo->offsets[plane] = data->offsets[plane]; |
Kristian H. Kristensen | 3345977 | 2016-09-16 11:14:16 -0700 | [diff] [blame] | 348 | bo->format_modifiers[plane] = data->format_modifiers[plane]; |
Daniel Hung-yu Wu | 9607a48 | 2017-09-12 20:05:08 +0800 | [diff] [blame] | 349 | if (plane == bo->num_planes - 1 || data->offsets[plane + 1] == 0) { |
| 350 | bo->sizes[plane] = |
| 351 | lseek(data->fds[plane], 0, SEEK_END) - data->offsets[plane]; |
| 352 | lseek(data->fds[plane], 0, SEEK_SET); |
| 353 | } else { |
| 354 | bo->sizes[plane] = data->offsets[plane + 1] - data->offsets[plane]; |
| 355 | } |
| 356 | |
| 357 | bo->total_size += bo->sizes[plane]; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 358 | } |
| 359 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 360 | return bo; |
| 361 | } |
| 362 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 363 | void *drv_bo_map(struct bo *bo, uint32_t x, uint32_t y, uint32_t width, uint32_t height, |
| 364 | uint32_t flags, struct map_info **map_data, size_t plane) |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 365 | { |
| 366 | void *ptr; |
| 367 | uint8_t *addr; |
| 368 | size_t offset; |
| 369 | struct map_info *data; |
Joe Kniss | 6570585 | 2017-06-29 15:02:46 -0700 | [diff] [blame] | 370 | int prot; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 371 | |
| 372 | assert(width > 0); |
| 373 | assert(height > 0); |
| 374 | assert(x + width <= drv_bo_get_width(bo)); |
| 375 | assert(y + height <= drv_bo_get_height(bo)); |
Joe Kniss | 6570585 | 2017-06-29 15:02:46 -0700 | [diff] [blame] | 376 | assert(BO_TRANSFER_READ_WRITE & flags); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 377 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 378 | pthread_mutex_lock(&bo->drv->driver_lock); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 379 | |
| 380 | if (!drmHashLookup(bo->drv->map_table, bo->handles[plane].u32, &ptr)) { |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 381 | data = (struct map_info *)ptr; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 382 | data->refcount++; |
| 383 | goto success; |
| 384 | } |
| 385 | |
| 386 | data = calloc(1, sizeof(*data)); |
Joe Kniss | 6570585 | 2017-06-29 15:02:46 -0700 | [diff] [blame] | 387 | prot = BO_TRANSFER_WRITE & flags ? PROT_WRITE | PROT_READ : PROT_READ; |
| 388 | addr = bo->drv->backend->bo_map(bo, data, plane, prot); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 389 | if (addr == MAP_FAILED) { |
| 390 | *map_data = NULL; |
| 391 | free(data); |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 392 | pthread_mutex_unlock(&bo->drv->driver_lock); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 393 | return MAP_FAILED; |
| 394 | } |
| 395 | |
| 396 | data->refcount = 1; |
| 397 | data->addr = addr; |
| 398 | data->handle = bo->handles[plane].u32; |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 399 | drmHashInsert(bo->drv->map_table, bo->handles[plane].u32, (void *)data); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 400 | |
| 401 | success: |
Gurchetan Singh | 80fc2b9 | 2017-02-14 17:47:02 -0800 | [diff] [blame] | 402 | *map_data = data; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 403 | offset = drv_bo_get_plane_stride(bo, plane) * y; |
| 404 | offset += drv_stride_from_format(bo->format, x, plane); |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 405 | addr = (uint8_t *)data->addr; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 406 | addr += drv_bo_get_plane_offset(bo, plane) + offset; |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 407 | pthread_mutex_unlock(&bo->drv->driver_lock); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 408 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 409 | return (void *)addr; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 410 | } |
| 411 | |
Gurchetan Singh | 80fc2b9 | 2017-02-14 17:47:02 -0800 | [diff] [blame] | 412 | int drv_bo_unmap(struct bo *bo, struct map_info *data) |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 413 | { |
Gurchetan Singh | ff74141 | 2017-09-13 17:54:36 -0700 | [diff] [blame] | 414 | int ret = drv_bo_flush(bo, data); |
| 415 | if (ret) |
| 416 | return ret; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 417 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 418 | pthread_mutex_lock(&bo->drv->driver_lock); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 419 | |
| 420 | if (!--data->refcount) { |
Gurchetan Singh | ba6bd50 | 2017-09-18 15:29:47 -0700 | [diff] [blame] | 421 | ret = bo->drv->backend->bo_unmap(bo, data); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 422 | drmHashDelete(bo->drv->map_table, data->handle); |
| 423 | free(data); |
| 424 | } |
| 425 | |
Gurchetan Singh | 27dd470 | 2016-11-23 17:27:52 -0800 | [diff] [blame] | 426 | pthread_mutex_unlock(&bo->drv->driver_lock); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 427 | |
| 428 | return ret; |
| 429 | } |
| 430 | |
Gurchetan Singh | ff74141 | 2017-09-13 17:54:36 -0700 | [diff] [blame] | 431 | int drv_bo_flush(struct bo *bo, struct map_info *data) |
| 432 | { |
| 433 | int ret = 0; |
| 434 | assert(data); |
| 435 | assert(data->refcount >= 0); |
| 436 | |
| 437 | if (bo->drv->backend->bo_flush) |
| 438 | ret = bo->drv->backend->bo_flush(bo, data); |
| 439 | |
| 440 | return ret; |
| 441 | } |
| 442 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 443 | uint32_t drv_bo_get_width(struct bo *bo) |
| 444 | { |
| 445 | return bo->width; |
| 446 | } |
| 447 | |
| 448 | uint32_t drv_bo_get_height(struct bo *bo) |
| 449 | { |
| 450 | return bo->height; |
| 451 | } |
| 452 | |
| 453 | uint32_t drv_bo_get_stride_or_tiling(struct bo *bo) |
| 454 | { |
| 455 | return bo->tiling ? bo->tiling : drv_bo_get_plane_stride(bo, 0); |
| 456 | } |
| 457 | |
| 458 | size_t drv_bo_get_num_planes(struct bo *bo) |
| 459 | { |
| 460 | return bo->num_planes; |
| 461 | } |
| 462 | |
| 463 | union bo_handle drv_bo_get_plane_handle(struct bo *bo, size_t plane) |
| 464 | { |
| 465 | return bo->handles[plane]; |
| 466 | } |
| 467 | |
| 468 | #ifndef DRM_RDWR |
| 469 | #define DRM_RDWR O_RDWR |
| 470 | #endif |
| 471 | |
| 472 | int drv_bo_get_plane_fd(struct bo *bo, size_t plane) |
| 473 | { |
| 474 | |
| 475 | int ret, fd; |
| 476 | assert(plane < bo->num_planes); |
| 477 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 478 | ret = drmPrimeHandleToFD(bo->drv->fd, bo->handles[plane].u32, DRM_CLOEXEC | DRM_RDWR, &fd); |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 479 | |
| 480 | return (ret) ? ret : fd; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 481 | } |
| 482 | |
| 483 | uint32_t drv_bo_get_plane_offset(struct bo *bo, size_t plane) |
| 484 | { |
| 485 | assert(plane < bo->num_planes); |
| 486 | return bo->offsets[plane]; |
| 487 | } |
| 488 | |
| 489 | uint32_t drv_bo_get_plane_size(struct bo *bo, size_t plane) |
| 490 | { |
| 491 | assert(plane < bo->num_planes); |
| 492 | return bo->sizes[plane]; |
| 493 | } |
| 494 | |
| 495 | uint32_t drv_bo_get_plane_stride(struct bo *bo, size_t plane) |
| 496 | { |
| 497 | assert(plane < bo->num_planes); |
| 498 | return bo->strides[plane]; |
| 499 | } |
| 500 | |
| 501 | uint64_t drv_bo_get_plane_format_modifier(struct bo *bo, size_t plane) |
| 502 | { |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 503 | assert(plane < bo->num_planes); |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 504 | return bo->format_modifiers[plane]; |
| 505 | } |
Gurchetan Singh | bfba8c2 | 2016-08-16 17:57:10 -0700 | [diff] [blame] | 506 | |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 507 | uint32_t drv_bo_get_format(struct bo *bo) |
Gurchetan Singh | 2e786ad | 2016-08-24 18:31:23 -0700 | [diff] [blame] | 508 | { |
| 509 | return bo->format; |
| 510 | } |
| 511 | |
Tomasz Figa | ce1ae02 | 2017-07-05 18:15:06 +0900 | [diff] [blame] | 512 | uint32_t drv_resolve_format(struct driver *drv, uint32_t format, uint64_t usage) |
Gurchetan Singh | bfba8c2 | 2016-08-16 17:57:10 -0700 | [diff] [blame] | 513 | { |
| 514 | if (drv->backend->resolve_format) |
Tomasz Figa | ce1ae02 | 2017-07-05 18:15:06 +0900 | [diff] [blame] | 515 | return drv->backend->resolve_format(format, usage); |
Gurchetan Singh | bfba8c2 | 2016-08-16 17:57:10 -0700 | [diff] [blame] | 516 | |
| 517 | return format; |
| 518 | } |
Gurchetan Singh | 2e786ad | 2016-08-24 18:31:23 -0700 | [diff] [blame] | 519 | |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 520 | size_t drv_num_planes_from_format(uint32_t format) |
| 521 | { |
| 522 | switch (format) { |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 523 | case DRM_FORMAT_ABGR1555: |
| 524 | case DRM_FORMAT_ABGR2101010: |
| 525 | case DRM_FORMAT_ABGR4444: |
| 526 | case DRM_FORMAT_ABGR8888: |
| 527 | case DRM_FORMAT_ARGB1555: |
| 528 | case DRM_FORMAT_ARGB2101010: |
| 529 | case DRM_FORMAT_ARGB4444: |
| 530 | case DRM_FORMAT_ARGB8888: |
| 531 | case DRM_FORMAT_AYUV: |
| 532 | case DRM_FORMAT_BGR233: |
| 533 | case DRM_FORMAT_BGR565: |
| 534 | case DRM_FORMAT_BGR888: |
| 535 | case DRM_FORMAT_BGRA1010102: |
| 536 | case DRM_FORMAT_BGRA4444: |
| 537 | case DRM_FORMAT_BGRA5551: |
| 538 | case DRM_FORMAT_BGRA8888: |
| 539 | case DRM_FORMAT_BGRX1010102: |
| 540 | case DRM_FORMAT_BGRX4444: |
| 541 | case DRM_FORMAT_BGRX5551: |
| 542 | case DRM_FORMAT_BGRX8888: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 543 | case DRM_FORMAT_C8: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 544 | case DRM_FORMAT_GR88: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 545 | case DRM_FORMAT_R8: |
| 546 | case DRM_FORMAT_RG88: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 547 | case DRM_FORMAT_RGB332: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 548 | case DRM_FORMAT_RGB565: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 549 | case DRM_FORMAT_RGB888: |
| 550 | case DRM_FORMAT_RGBA1010102: |
| 551 | case DRM_FORMAT_RGBA4444: |
| 552 | case DRM_FORMAT_RGBA5551: |
| 553 | case DRM_FORMAT_RGBA8888: |
| 554 | case DRM_FORMAT_RGBX1010102: |
| 555 | case DRM_FORMAT_RGBX4444: |
| 556 | case DRM_FORMAT_RGBX5551: |
| 557 | case DRM_FORMAT_RGBX8888: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 558 | case DRM_FORMAT_UYVY: |
| 559 | case DRM_FORMAT_VYUY: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 560 | case DRM_FORMAT_XBGR1555: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 561 | case DRM_FORMAT_XBGR2101010: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 562 | case DRM_FORMAT_XBGR4444: |
| 563 | case DRM_FORMAT_XBGR8888: |
| 564 | case DRM_FORMAT_XRGB1555: |
| 565 | case DRM_FORMAT_XRGB2101010: |
| 566 | case DRM_FORMAT_XRGB4444: |
| 567 | case DRM_FORMAT_XRGB8888: |
| 568 | case DRM_FORMAT_YUYV: |
| 569 | case DRM_FORMAT_YVYU: |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 570 | return 1; |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 571 | case DRM_FORMAT_NV12: |
Shirish S | df423df | 2017-04-18 16:21:59 +0530 | [diff] [blame] | 572 | case DRM_FORMAT_NV21: |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 573 | return 2; |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 574 | case DRM_FORMAT_YVU420: |
Gurchetan Singh | 03f1356 | 2017-02-08 15:21:14 -0800 | [diff] [blame] | 575 | case DRM_FORMAT_YVU420_ANDROID: |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 576 | return 3; |
| 577 | } |
| 578 | |
| 579 | fprintf(stderr, "drv: UNKNOWN FORMAT %d\n", format); |
| 580 | return 0; |
| 581 | } |
| 582 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 583 | uint32_t drv_size_from_format(uint32_t format, uint32_t stride, uint32_t height, size_t plane) |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 584 | { |
| 585 | assert(plane < drv_num_planes_from_format(format)); |
| 586 | uint32_t vertical_subsampling; |
| 587 | |
| 588 | switch (format) { |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 589 | case DRM_FORMAT_NV12: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 590 | case DRM_FORMAT_YVU420: |
Gurchetan Singh | 03f1356 | 2017-02-08 15:21:14 -0800 | [diff] [blame] | 591 | case DRM_FORMAT_YVU420_ANDROID: |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 592 | vertical_subsampling = (plane == 0) ? 1 : 2; |
| 593 | break; |
| 594 | default: |
| 595 | vertical_subsampling = 1; |
| 596 | } |
| 597 | |
| 598 | return stride * DIV_ROUND_UP(height, vertical_subsampling); |
| 599 | } |
| 600 | |
Gurchetan Singh | 2e786ad | 2016-08-24 18:31:23 -0700 | [diff] [blame] | 601 | uint32_t drv_num_buffers_per_bo(struct bo *bo) |
| 602 | { |
| 603 | uint32_t count = 0; |
| 604 | size_t plane, p; |
| 605 | |
| 606 | for (plane = 0; plane < bo->num_planes; plane++) { |
| 607 | for (p = 0; p < plane; p++) |
| 608 | if (bo->handles[p].u32 == bo->handles[plane].u32) |
| 609 | break; |
| 610 | if (p == plane) |
| 611 | count++; |
| 612 | } |
| 613 | |
| 614 | return count; |
| 615 | } |