src/amd/vulkan/radv_radeon_winsys.h

   1 /*
   2  * Copyright © 2016 Red Hat.
   3  * Copyright © 2016 Bas Nieuwenhuizen
   4  *
   5  * Based on radeon_winsys.h which is:
   6  * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
   7  * Copyright 2010 Marek Olšák <maraeo@gmail.com>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice (including the next
  17  * paragraph) shall be included in all copies or substantial portions of the
  18  * Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  25  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  26  * IN THE SOFTWARE.
  27  */
  28
  29 #ifndef RADV_RADEON_WINSYS_H
  30 #define RADV_RADEON_WINSYS_H
  31
  32 #include <stdio.h>
  33 #include <stdint.h>
  34 #include <stdbool.h>
  35 #include <stdlib.h>
  36 #include "main/macros.h"
  37 #include "amd_family.h"
  38
  39 struct radeon_info;
  40 struct ac_surf_info;
  41 struct radeon_surf;
  42
  43 #define FREE(x) free(x)
  44
  45 enum radeon_bo_domain { /* bitfield */
  46         RADEON_DOMAIN_GTT  = 2,
  47         RADEON_DOMAIN_VRAM = 4,
  48         RADEON_DOMAIN_VRAM_GTT = RADEON_DOMAIN_VRAM | RADEON_DOMAIN_GTT
  49 };
  50
  51 enum radeon_bo_flag { /* bitfield */
  52         RADEON_FLAG_GTT_WC =        (1 << 0),
  53         RADEON_FLAG_CPU_ACCESS =    (1 << 1),
  54         RADEON_FLAG_NO_CPU_ACCESS = (1 << 2),
  55         RADEON_FLAG_VIRTUAL =       (1 << 3),
  56         RADEON_FLAG_VA_UNCACHED =   (1 << 4),
  57         RADEON_FLAG_IMPLICIT_SYNC = (1 << 5),
  58         RADEON_FLAG_NO_INTERPROCESS_SHARING = (1 << 6),
  59         RADEON_FLAG_READ_ONLY =     (1 << 7),
  60         RADEON_FLAG_32BIT =         (1 << 8),
  61 };
  62
  63 enum radeon_bo_usage { /* bitfield */
  64         RADEON_USAGE_READ = 2,
  65         RADEON_USAGE_WRITE = 4,
  66         RADEON_USAGE_READWRITE = RADEON_USAGE_READ | RADEON_USAGE_WRITE
  67 };
  68
  69 enum ring_type {
  70         RING_GFX = 0,
  71         RING_COMPUTE,
  72         RING_DMA,
  73         RING_UVD,
  74         RING_VCE,
  75         RING_LAST,
  76 };
  77
  78 enum radeon_ctx_priority {
  79         RADEON_CTX_PRIORITY_INVALID = -1,
  80         RADEON_CTX_PRIORITY_LOW = 0,
  81         RADEON_CTX_PRIORITY_MEDIUM,
  82         RADEON_CTX_PRIORITY_HIGH,
  83         RADEON_CTX_PRIORITY_REALTIME,
  84 };
  85
  86 enum radeon_value_id {
  87         RADEON_TIMESTAMP,
  88         RADEON_NUM_BYTES_MOVED,
  89         RADEON_NUM_EVICTIONS,
  90         RADEON_NUM_VRAM_CPU_PAGE_FAULTS,
  91         RADEON_VRAM_USAGE,
  92         RADEON_VRAM_VIS_USAGE,
  93         RADEON_GTT_USAGE,
  94         RADEON_GPU_TEMPERATURE,
  95         RADEON_CURRENT_SCLK,
  96         RADEON_CURRENT_MCLK,
  97 };
  98
  99 struct radeon_cmdbuf {
 100         unsigned cdw;  /* Number of used dwords. */
 101         unsigned max_dw; /* Maximum number of dwords. */
 102         uint32_t *buf; /* The base pointer of the chunk. */
 103 };
 104
 105 #define RADEON_SURF_TYPE_MASK                   0xFF
 106 #define RADEON_SURF_TYPE_SHIFT                  0
 107 #define     RADEON_SURF_TYPE_1D                     0
 108 #define     RADEON_SURF_TYPE_2D                     1
 109 #define     RADEON_SURF_TYPE_3D                     2
 110 #define     RADEON_SURF_TYPE_CUBEMAP                3
 111 #define     RADEON_SURF_TYPE_1D_ARRAY               4
 112 #define     RADEON_SURF_TYPE_2D_ARRAY               5
 113 #define RADEON_SURF_MODE_MASK                   0xFF
 114 #define RADEON_SURF_MODE_SHIFT                  8
 115
 116 #define RADEON_SURF_GET(v, field)   (((v) >> RADEON_SURF_ ## field ## _SHIFT) & RADEON_SURF_ ## field ## _MASK)
 117 #define RADEON_SURF_SET(v, field)   (((v) & RADEON_SURF_ ## field ## _MASK) << RADEON_SURF_ ## field ## _SHIFT)
 118 #define RADEON_SURF_CLR(v, field)   ((v) & ~(RADEON_SURF_ ## field ## _MASK << RADEON_SURF_ ## field ## _SHIFT))
 119
 120 enum radeon_bo_layout {
 121         RADEON_LAYOUT_LINEAR = 0,
 122         RADEON_LAYOUT_TILED,
 123         RADEON_LAYOUT_SQUARETILED,
 124
 125         RADEON_LAYOUT_UNKNOWN
 126 };
 127
 128 /* Tiling info for display code, DRI sharing, and other data. */
 129 struct radeon_bo_metadata {
 130         /* Tiling flags describing the texture layout for display code
 131          * and DRI sharing.
 132          */
 133         union {
 134                 struct {
 135                         enum radeon_bo_layout   microtile;
 136                         enum radeon_bo_layout   macrotile;
 137                         unsigned                pipe_config;
 138                         unsigned                bankw;
 139                         unsigned                bankh;
 140                         unsigned                tile_split;
 141                         unsigned                mtilea;
 142                         unsigned                num_banks;
 143                         unsigned                stride;
 144                         bool                    scanout;
 145                 } legacy;
 146
 147                 struct {
 148                         /* surface flags */
 149                         unsigned swizzle_mode:5;
 150                 } gfx9;
 151         } u;
 152
 153         /* Additional metadata associated with the buffer, in bytes.
 154          * The maximum size is 64 * 4. This is opaque for the winsys & kernel.
 155          * Supported by amdgpu only.
 156          */
 157         uint32_t                size_metadata;
 158         uint32_t                metadata[64];
 159 };
 160
 161 uint32_t syncobj_handle;
 162 struct radeon_winsys_fence;
 163
 164 struct radeon_winsys_bo {
 165         uint64_t va;
 166         bool is_local;
 167 };
 168 struct radv_winsys_sem_counts {
 169         uint32_t syncobj_count;
 170         uint32_t sem_count;
 171         uint32_t *syncobj;
 172         struct radeon_winsys_sem **sem;
 173 };
 174
 175 struct radv_winsys_sem_info {
 176         bool cs_emit_signal;
 177         bool cs_emit_wait;
 178         struct radv_winsys_sem_counts wait;
 179         struct radv_winsys_sem_counts signal;
 180 };
 181
 182 struct radv_winsys_bo_list {
 183         struct radeon_winsys_bo **bos;
 184         unsigned count;
 185 };
 186
 187 struct radeon_winsys {
 188         void (*destroy)(struct radeon_winsys *ws);
 189
 190         void (*query_info)(struct radeon_winsys *ws,
 191                            struct radeon_info *info);
 192
 193         uint64_t (*query_value)(struct radeon_winsys *ws,
 194                                 enum radeon_value_id value);
 195
 196         bool (*read_registers)(struct radeon_winsys *ws, unsigned reg_offset,
 197                                unsigned num_registers, uint32_t *out);
 198
 199         const char *(*get_chip_name)(struct radeon_winsys *ws);
 200
 201         struct radeon_winsys_bo *(*buffer_create)(struct radeon_winsys *ws,
 202                                                   uint64_t size,
 203                                                   unsigned alignment,
 204                                                   enum radeon_bo_domain domain,
 205                                                   enum radeon_bo_flag flags);
 206
 207         void (*buffer_destroy)(struct radeon_winsys_bo *bo);
 208         void *(*buffer_map)(struct radeon_winsys_bo *bo);
 209
 210         struct radeon_winsys_bo *(*buffer_from_ptr)(struct radeon_winsys *ws,
 211                                                     void *pointer,
 212                                                     uint64_t size);
 213
 214         struct radeon_winsys_bo *(*buffer_from_fd)(struct radeon_winsys *ws,
 215                                                    int fd,
 216                                                    unsigned *stride, unsigned *offset);
 217
 218         bool (*buffer_get_fd)(struct radeon_winsys *ws,
 219                               struct radeon_winsys_bo *bo,
 220                               int *fd);
 221
 222         void (*buffer_unmap)(struct radeon_winsys_bo *bo);
 223
 224         void (*buffer_set_metadata)(struct radeon_winsys_bo *bo,
 225                                     struct radeon_bo_metadata *md);
 226
 227         void (*buffer_virtual_bind)(struct radeon_winsys_bo *parent,
 228                                     uint64_t offset, uint64_t size,
 229                                     struct radeon_winsys_bo *bo, uint64_t bo_offset);
 230         struct radeon_winsys_ctx *(*ctx_create)(struct radeon_winsys *ws,
 231                                                 enum radeon_ctx_priority priority);
 232         void (*ctx_destroy)(struct radeon_winsys_ctx *ctx);
 233
 234         bool (*ctx_wait_idle)(struct radeon_winsys_ctx *ctx,
 235                               enum ring_type ring_type, int ring_index);
 236
 237         struct radeon_cmdbuf *(*cs_create)(struct radeon_winsys *ws,
 238                                               enum ring_type ring_type);
 239
 240         void (*cs_destroy)(struct radeon_cmdbuf *cs);
 241
 242         void (*cs_reset)(struct radeon_cmdbuf *cs);
 243
 244         bool (*cs_finalize)(struct radeon_cmdbuf *cs);
 245
 246         void (*cs_grow)(struct radeon_cmdbuf * cs, size_t min_size);
 247
 248         int (*cs_submit)(struct radeon_winsys_ctx *ctx,
 249                          int queue_index,
 250                          struct radeon_cmdbuf **cs_array,
 251                          unsigned cs_count,
 252                          struct radeon_cmdbuf *initial_preamble_cs,
 253                          struct radeon_cmdbuf *continue_preamble_cs,
 254                          struct radv_winsys_sem_info *sem_info,
 255                          const struct radv_winsys_bo_list *bo_list, /* optional */
 256                          bool can_patch,
 257                          struct radeon_winsys_fence *fence);
 258
 259         void (*cs_add_buffer)(struct radeon_cmdbuf *cs,
 260                               struct radeon_winsys_bo *bo);
 261
 262         void (*cs_execute_secondary)(struct radeon_cmdbuf *parent,
 263                                     struct radeon_cmdbuf *child);
 264
 265         void (*cs_dump)(struct radeon_cmdbuf *cs, FILE* file, const int *trace_ids, int trace_id_count);
 266
 267         int (*surface_init)(struct radeon_winsys *ws,
 268                             const struct ac_surf_info *surf_info,
 269                             struct radeon_surf *surf);
 270
 271         int (*surface_best)(struct radeon_winsys *ws,
 272                             struct radeon_surf *surf);
 273
 274         struct radeon_winsys_fence *(*create_fence)();
 275         void (*destroy_fence)(struct radeon_winsys_fence *fence);
 276         bool (*fence_wait)(struct radeon_winsys *ws,
 277                            struct radeon_winsys_fence *fence,
 278                            bool absolute,
 279                            uint64_t timeout);
 280         bool (*fences_wait)(struct radeon_winsys *ws,
 281                             struct radeon_winsys_fence *const *fences,
 282                             uint32_t fence_count,
 283                             bool wait_all,
 284                             uint64_t timeout);
 285
 286         /* old semaphores - non shareable */
 287         struct radeon_winsys_sem *(*create_sem)(struct radeon_winsys *ws);
 288         void (*destroy_sem)(struct radeon_winsys_sem *sem);
 289
 290         /* new shareable sync objects */
 291         int (*create_syncobj)(struct radeon_winsys *ws, uint32_t *handle);
 292         void (*destroy_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 293
 294         void (*reset_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 295         void (*signal_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 296         bool (*wait_syncobj)(struct radeon_winsys *ws, const uint32_t *handles, uint32_t handle_count,
 297                              bool wait_all, uint64_t timeout);
 298
 299         int (*export_syncobj)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
 300         int (*import_syncobj)(struct radeon_winsys *ws, int fd, uint32_t *syncobj);
 301
 302         int (*export_syncobj_to_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
 303
 304         /* Note that this, unlike the normal import, uses an existing syncobj. */
 305         int (*import_syncobj_from_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int fd);
 306
 307 };
 308
 309 static inline void radeon_emit(struct radeon_cmdbuf *cs, uint32_t value)
 310 {
 311         cs->buf[cs->cdw++] = value;
 312 }
 313
 314 static inline void radeon_emit_array(struct radeon_cmdbuf *cs,
 315                                      const uint32_t *values, unsigned count)
 316 {
 317         memcpy(cs->buf + cs->cdw, values, count * 4);
 318         cs->cdw += count;
 319 }
 320
 321 static inline uint64_t radv_buffer_get_va(struct radeon_winsys_bo *bo)
 322 {
 323         return bo->va;
 324 }
 325
 326 static inline void radv_cs_add_buffer(struct radeon_winsys *ws,
 327                                       struct radeon_cmdbuf *cs,
 328                                       struct radeon_winsys_bo *bo)
 329 {
 330         if (bo->is_local)
 331                 return;
 332
 333         ws->cs_add_buffer(cs, bo);
 334 }
 335
 336 #endif /* RADV_RADEON_WINSYS_H */