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 <stdint.h>
  33 #include <stdbool.h>
  34 #include <stdlib.h>
  35 #include "main/macros.h"
  36 #include "amd_family.h"
  37
  38 struct radeon_info;
  39 struct ac_surf_info;
  40 struct radeon_surf;
  41
  42 #define FREE(x) free(x)
  43
  44 enum radeon_bo_domain { /* bitfield */
  45         RADEON_DOMAIN_GTT  = 2,
  46         RADEON_DOMAIN_VRAM = 4,
  47         RADEON_DOMAIN_VRAM_GTT = RADEON_DOMAIN_VRAM | RADEON_DOMAIN_GTT
  48 };
  49
  50 enum radeon_bo_flag { /* bitfield */
  51         RADEON_FLAG_GTT_WC =        (1 << 0),
  52         RADEON_FLAG_CPU_ACCESS =    (1 << 1),
  53         RADEON_FLAG_NO_CPU_ACCESS = (1 << 2),
  54         RADEON_FLAG_VIRTUAL =       (1 << 3),
  55         RADEON_FLAG_VA_UNCACHED =   (1 << 4),
  56         RADEON_FLAG_IMPLICIT_SYNC = (1 << 5),
  57         RADEON_FLAG_NO_INTERPROCESS_SHARING = (1 << 6),
  58         RADEON_FLAG_READ_ONLY =     (1 << 7),
  59 };
  60
  61 enum radeon_bo_usage { /* bitfield */
  62         RADEON_USAGE_READ = 2,
  63         RADEON_USAGE_WRITE = 4,
  64         RADEON_USAGE_READWRITE = RADEON_USAGE_READ | RADEON_USAGE_WRITE
  65 };
  66
  67 enum ring_type {
  68         RING_GFX = 0,
  69         RING_COMPUTE,
  70         RING_DMA,
  71         RING_UVD,
  72         RING_VCE,
  73         RING_LAST,
  74 };
  75
  76 enum radeon_ctx_priority {
  77         RADEON_CTX_PRIORITY_INVALID = -1,
  78         RADEON_CTX_PRIORITY_LOW = 0,
  79         RADEON_CTX_PRIORITY_MEDIUM,
  80         RADEON_CTX_PRIORITY_HIGH,
  81         RADEON_CTX_PRIORITY_REALTIME,
  82 };
  83
  84 enum radeon_value_id {
  85         RADEON_TIMESTAMP,
  86         RADEON_NUM_BYTES_MOVED,
  87         RADEON_NUM_EVICTIONS,
  88         RADEON_NUM_VRAM_CPU_PAGE_FAULTS,
  89         RADEON_VRAM_USAGE,
  90         RADEON_VRAM_VIS_USAGE,
  91         RADEON_GTT_USAGE,
  92         RADEON_GPU_TEMPERATURE,
  93         RADEON_CURRENT_SCLK,
  94         RADEON_CURRENT_MCLK,
  95 };
  96
  97 struct radeon_winsys_cs {
  98         unsigned cdw;  /* Number of used dwords. */
  99         unsigned max_dw; /* Maximum number of dwords. */
 100         uint32_t *buf; /* The base pointer of the chunk. */
 101 };
 102
 103 #define RADEON_SURF_TYPE_MASK                   0xFF
 104 #define RADEON_SURF_TYPE_SHIFT                  0
 105 #define     RADEON_SURF_TYPE_1D                     0
 106 #define     RADEON_SURF_TYPE_2D                     1
 107 #define     RADEON_SURF_TYPE_3D                     2
 108 #define     RADEON_SURF_TYPE_CUBEMAP                3
 109 #define     RADEON_SURF_TYPE_1D_ARRAY               4
 110 #define     RADEON_SURF_TYPE_2D_ARRAY               5
 111 #define RADEON_SURF_MODE_MASK                   0xFF
 112 #define RADEON_SURF_MODE_SHIFT                  8
 113
 114 #define RADEON_SURF_GET(v, field)   (((v) >> RADEON_SURF_ ## field ## _SHIFT) & RADEON_SURF_ ## field ## _MASK)
 115 #define RADEON_SURF_SET(v, field)   (((v) & RADEON_SURF_ ## field ## _MASK) << RADEON_SURF_ ## field ## _SHIFT)
 116 #define RADEON_SURF_CLR(v, field)   ((v) & ~(RADEON_SURF_ ## field ## _MASK << RADEON_SURF_ ## field ## _SHIFT))
 117
 118 enum radeon_bo_layout {
 119         RADEON_LAYOUT_LINEAR = 0,
 120         RADEON_LAYOUT_TILED,
 121         RADEON_LAYOUT_SQUARETILED,
 122
 123         RADEON_LAYOUT_UNKNOWN
 124 };
 125
 126 /* Tiling info for display code, DRI sharing, and other data. */
 127 struct radeon_bo_metadata {
 128         /* Tiling flags describing the texture layout for display code
 129          * and DRI sharing.
 130          */
 131         union {
 132                 struct {
 133                         enum radeon_bo_layout   microtile;
 134                         enum radeon_bo_layout   macrotile;
 135                         unsigned                pipe_config;
 136                         unsigned                bankw;
 137                         unsigned                bankh;
 138                         unsigned                tile_split;
 139                         unsigned                mtilea;
 140                         unsigned                num_banks;
 141                         unsigned                stride;
 142                         bool                    scanout;
 143                 } legacy;
 144
 145                 struct {
 146                         /* surface flags */
 147                         unsigned swizzle_mode:5;
 148                 } gfx9;
 149         } u;
 150
 151         /* Additional metadata associated with the buffer, in bytes.
 152          * The maximum size is 64 * 4. This is opaque for the winsys & kernel.
 153          * Supported by amdgpu only.
 154          */
 155         uint32_t                size_metadata;
 156         uint32_t                metadata[64];
 157 };
 158
 159 uint32_t syncobj_handle;
 160 struct radeon_winsys_fence;
 161
 162 struct radeon_winsys_bo {
 163         uint64_t va;
 164         bool is_local;
 165 };
 166 struct radv_winsys_sem_counts {
 167         uint32_t syncobj_count;
 168         uint32_t sem_count;
 169         uint32_t *syncobj;
 170         struct radeon_winsys_sem **sem;
 171 };
 172
 173 struct radv_winsys_sem_info {
 174         bool cs_emit_signal;
 175         bool cs_emit_wait;
 176         struct radv_winsys_sem_counts wait;
 177         struct radv_winsys_sem_counts signal;
 178 };
 179
 180 struct radeon_winsys {
 181         void (*destroy)(struct radeon_winsys *ws);
 182
 183         void (*query_info)(struct radeon_winsys *ws,
 184                            struct radeon_info *info);
 185
 186         uint64_t (*query_value)(struct radeon_winsys *ws,
 187                                 enum radeon_value_id value);
 188
 189         bool (*read_registers)(struct radeon_winsys *ws, unsigned reg_offset,
 190                                unsigned num_registers, uint32_t *out);
 191
 192         const char *(*get_chip_name)(struct radeon_winsys *ws);
 193
 194         struct radeon_winsys_bo *(*buffer_create)(struct radeon_winsys *ws,
 195                                                   uint64_t size,
 196                                                   unsigned alignment,
 197                                                   enum radeon_bo_domain domain,
 198                                                   enum radeon_bo_flag flags);
 199
 200         void (*buffer_destroy)(struct radeon_winsys_bo *bo);
 201         void *(*buffer_map)(struct radeon_winsys_bo *bo);
 202
 203         struct radeon_winsys_bo *(*buffer_from_fd)(struct radeon_winsys *ws,
 204                                                    int fd,
 205                                                    unsigned *stride, unsigned *offset);
 206
 207         bool (*buffer_get_fd)(struct radeon_winsys *ws,
 208                               struct radeon_winsys_bo *bo,
 209                               int *fd);
 210
 211         void (*buffer_unmap)(struct radeon_winsys_bo *bo);
 212
 213         void (*buffer_set_metadata)(struct radeon_winsys_bo *bo,
 214                                     struct radeon_bo_metadata *md);
 215
 216         void (*buffer_virtual_bind)(struct radeon_winsys_bo *parent,
 217                                     uint64_t offset, uint64_t size,
 218                                     struct radeon_winsys_bo *bo, uint64_t bo_offset);
 219         struct radeon_winsys_ctx *(*ctx_create)(struct radeon_winsys *ws,
 220                                                 enum radeon_ctx_priority priority);
 221         void (*ctx_destroy)(struct radeon_winsys_ctx *ctx);
 222
 223         bool (*ctx_wait_idle)(struct radeon_winsys_ctx *ctx,
 224                               enum ring_type ring_type, int ring_index);
 225
 226         struct radeon_winsys_cs *(*cs_create)(struct radeon_winsys *ws,
 227                                               enum ring_type ring_type);
 228
 229         void (*cs_destroy)(struct radeon_winsys_cs *cs);
 230
 231         void (*cs_reset)(struct radeon_winsys_cs *cs);
 232
 233         bool (*cs_finalize)(struct radeon_winsys_cs *cs);
 234
 235         void (*cs_grow)(struct radeon_winsys_cs * cs, size_t min_size);
 236
 237         int (*cs_submit)(struct radeon_winsys_ctx *ctx,
 238                          int queue_index,
 239                          struct radeon_winsys_cs **cs_array,
 240                          unsigned cs_count,
 241                          struct radeon_winsys_cs *initial_preamble_cs,
 242                          struct radeon_winsys_cs *continue_preamble_cs,
 243                          struct radv_winsys_sem_info *sem_info,
 244                          bool can_patch,
 245                          struct radeon_winsys_fence *fence);
 246
 247         void (*cs_add_buffer)(struct radeon_winsys_cs *cs,
 248                               struct radeon_winsys_bo *bo,
 249                               uint8_t priority);
 250
 251         void (*cs_execute_secondary)(struct radeon_winsys_cs *parent,
 252                                     struct radeon_winsys_cs *child);
 253
 254         void (*cs_dump)(struct radeon_winsys_cs *cs, FILE* file, const int *trace_ids, int trace_id_count);
 255
 256         int (*surface_init)(struct radeon_winsys *ws,
 257                             const struct ac_surf_info *surf_info,
 258                             struct radeon_surf *surf);
 259
 260         int (*surface_best)(struct radeon_winsys *ws,
 261                             struct radeon_surf *surf);
 262
 263         struct radeon_winsys_fence *(*create_fence)();
 264         void (*destroy_fence)(struct radeon_winsys_fence *fence);
 265         bool (*fence_wait)(struct radeon_winsys *ws,
 266                            struct radeon_winsys_fence *fence,
 267                            bool absolute,
 268                            uint64_t timeout);
 269
 270         /* old semaphores - non shareable */
 271         struct radeon_winsys_sem *(*create_sem)(struct radeon_winsys *ws);
 272         void (*destroy_sem)(struct radeon_winsys_sem *sem);
 273
 274         /* new shareable sync objects */
 275         int (*create_syncobj)(struct radeon_winsys *ws, uint32_t *handle);
 276         void (*destroy_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 277
 278         void (*reset_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 279         void (*signal_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 280         bool (*wait_syncobj)(struct radeon_winsys *ws, uint32_t handle, uint64_t timeout);
 281
 282         int (*export_syncobj)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
 283         int (*import_syncobj)(struct radeon_winsys *ws, int fd, uint32_t *syncobj);
 284
 285         int (*export_syncobj_to_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int *fd);
 286
 287         /* Note that this, unlike the normal import, uses an existing syncobj. */
 288         int (*import_syncobj_from_sync_file)(struct radeon_winsys *ws, uint32_t syncobj, int fd);
 289
 290 };
 291
 292 static inline void radeon_emit(struct radeon_winsys_cs *cs, uint32_t value)
 293 {
 294         cs->buf[cs->cdw++] = value;
 295 }
 296
 297 static inline void radeon_emit_array(struct radeon_winsys_cs *cs,
 298                                      const uint32_t *values, unsigned count)
 299 {
 300         memcpy(cs->buf + cs->cdw, values, count * 4);
 301         cs->cdw += count;
 302 }
 303
 304 static inline uint64_t radv_buffer_get_va(struct radeon_winsys_bo *bo)
 305 {
 306         return bo->va;
 307 }
 308
 309 static inline void radv_cs_add_buffer(struct radeon_winsys *ws,
 310                                       struct radeon_winsys_cs *cs,
 311                                       struct radeon_winsys_bo *bo,
 312                                       uint8_t priority)
 313 {
 314         if (bo->is_local)
 315                 return;
 316
 317         ws->cs_add_buffer(cs, bo, priority);
 318 }
 319
 320 #endif /* RADV_RADEON_WINSYS_H */