src/gallium/drivers/radeon/r600_query.h

   1 /*
   2  * Copyright 2015 Advanced Micro Devices, 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 (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21  * SOFTWARE.
  22  *
  23  * Authors:
  24  *  Nicolai Hähnle <nicolai.haehnle@amd.com>
  25  *
  26  */
  27
  28 #ifndef R600_QUERY_H
  29 #define R600_QUERY_H
  30
  31 #include "pipe/p_defines.h"
  32 #include "util/list.h"
  33
  34 struct pipe_context;
  35 struct pipe_query;
  36
  37 struct r600_common_context;
  38 struct r600_common_screen;
  39 struct r600_query;
  40 struct r600_query_hw;
  41 struct r600_resource;
  42
  43 #define R600_QUERY_DRAW_CALLS           (PIPE_QUERY_DRIVER_SPECIFIC + 0)
  44 #define R600_QUERY_REQUESTED_VRAM       (PIPE_QUERY_DRIVER_SPECIFIC + 1)
  45 #define R600_QUERY_REQUESTED_GTT        (PIPE_QUERY_DRIVER_SPECIFIC + 2)
  46 #define R600_QUERY_BUFFER_WAIT_TIME     (PIPE_QUERY_DRIVER_SPECIFIC + 3)
  47 #define R600_QUERY_NUM_CS_FLUSHES       (PIPE_QUERY_DRIVER_SPECIFIC + 4)
  48 #define R600_QUERY_NUM_BYTES_MOVED      (PIPE_QUERY_DRIVER_SPECIFIC + 5)
  49 #define R600_QUERY_VRAM_USAGE           (PIPE_QUERY_DRIVER_SPECIFIC + 6)
  50 #define R600_QUERY_GTT_USAGE            (PIPE_QUERY_DRIVER_SPECIFIC + 7)
  51 #define R600_QUERY_GPU_TEMPERATURE      (PIPE_QUERY_DRIVER_SPECIFIC + 8)
  52 #define R600_QUERY_CURRENT_GPU_SCLK     (PIPE_QUERY_DRIVER_SPECIFIC + 9)
  53 #define R600_QUERY_CURRENT_GPU_MCLK     (PIPE_QUERY_DRIVER_SPECIFIC + 10)
  54 #define R600_QUERY_GPU_LOAD             (PIPE_QUERY_DRIVER_SPECIFIC + 11)
  55 #define R600_QUERY_NUM_COMPILATIONS     (PIPE_QUERY_DRIVER_SPECIFIC + 12)
  56 #define R600_QUERY_NUM_SHADERS_CREATED  (PIPE_QUERY_DRIVER_SPECIFIC + 13)
  57 #define R600_QUERY_GPIN_ASIC_ID         (PIPE_QUERY_DRIVER_SPECIFIC + 14)
  58 #define R600_QUERY_GPIN_NUM_SIMD        (PIPE_QUERY_DRIVER_SPECIFIC + 15)
  59 #define R600_QUERY_GPIN_NUM_RB          (PIPE_QUERY_DRIVER_SPECIFIC + 16)
  60 #define R600_QUERY_GPIN_NUM_SPI         (PIPE_QUERY_DRIVER_SPECIFIC + 17)
  61 #define R600_QUERY_GPIN_NUM_SE          (PIPE_QUERY_DRIVER_SPECIFIC + 18)
  62 #define R600_QUERY_FIRST_PERFCOUNTER    (PIPE_QUERY_DRIVER_SPECIFIC + 100)
  63
  64 enum {
  65         R600_QUERY_GROUP_GPIN = 0,
  66         R600_NUM_SW_QUERY_GROUPS
  67 };
  68
  69 struct r600_query_ops {
  70         void (*destroy)(struct r600_common_context *, struct r600_query *);
  71         boolean (*begin)(struct r600_common_context *, struct r600_query *);
  72         void (*end)(struct r600_common_context *, struct r600_query *);
  73         boolean (*get_result)(struct r600_common_context *,
  74                               struct r600_query *, boolean wait,
  75                               union pipe_query_result *result);
  76 };
  77
  78 struct r600_query {
  79         struct r600_query_ops *ops;
  80
  81         /* The type of query */
  82         unsigned type;
  83 };
  84
  85 enum {
  86         R600_QUERY_HW_FLAG_NO_START = (1 << 0),
  87         R600_QUERY_HW_FLAG_PREDICATE = (1 << 1),
  88 };
  89
  90 struct r600_query_hw_ops {
  91         void (*prepare_buffer)(struct r600_common_context *,
  92                                struct r600_query_hw *,
  93                                struct r600_resource *);
  94         void (*emit_start)(struct r600_common_context *,
  95                            struct r600_query_hw *,
  96                            struct r600_resource *buffer, uint64_t va);
  97         void (*emit_stop)(struct r600_common_context *,
  98                           struct r600_query_hw *,
  99                           struct r600_resource *buffer, uint64_t va);
 100         void (*clear_result)(struct r600_query_hw *, union pipe_query_result *);
 101         void (*add_result)(struct r600_common_context *ctx,
 102                            struct r600_query_hw *, void *buffer,
 103                            union pipe_query_result *result);
 104 };
 105
 106 struct r600_query_buffer {
 107         /* The buffer where query results are stored. */
 108         struct r600_resource            *buf;
 109         /* Offset of the next free result after current query data */
 110         unsigned                        results_end;
 111         /* If a query buffer is full, a new buffer is created and the old one
 112          * is put in here. When we calculate the result, we sum up the samples
 113          * from all buffers. */
 114         struct r600_query_buffer        *previous;
 115 };
 116
 117 struct r600_query_hw {
 118         struct r600_query b;
 119         struct r600_query_hw_ops *ops;
 120         unsigned flags;
 121
 122         /* The query buffer and how many results are in it. */
 123         struct r600_query_buffer buffer;
 124         /* Size of the result in memory for both begin_query and end_query,
 125          * this can be one or two numbers, or it could even be a size of a structure. */
 126         unsigned result_size;
 127         /* The number of dwords for begin_query or end_query. */
 128         unsigned num_cs_dw_begin;
 129         unsigned num_cs_dw_end;
 130         /* Linked list of queries */
 131         struct list_head list;
 132         /* For transform feedback: which stream the query is for */
 133         unsigned stream;
 134 };
 135
 136 boolean r600_query_hw_init(struct r600_common_context *rctx,
 137                            struct r600_query_hw *query);
 138 void r600_query_hw_destroy(struct r600_common_context *rctx,
 139                            struct r600_query *rquery);
 140 boolean r600_query_hw_begin(struct r600_common_context *rctx,
 141                             struct r600_query *rquery);
 142 void r600_query_hw_end(struct r600_common_context *rctx,
 143                        struct r600_query *rquery);
 144 boolean r600_query_hw_get_result(struct r600_common_context *rctx,
 145                                  struct r600_query *rquery,
 146                                  boolean wait,
 147                                  union pipe_query_result *result);
 148
 149 /* Performance counters */
 150 enum {
 151         /* This block is part of the shader engine */
 152         R600_PC_BLOCK_SE = (1 << 0),
 153
 154         /* Expose per-instance groups instead of summing all instances (within
 155          * an SE). */
 156         R600_PC_BLOCK_INSTANCE_GROUPS = (1 << 1),
 157
 158         /* Expose per-SE groups instead of summing instances across SEs. */
 159         R600_PC_BLOCK_SE_GROUPS = (1 << 2),
 160
 161         /* Shader block */
 162         R600_PC_BLOCK_SHADER = (1 << 3),
 163
 164         /* Non-shader block with perfcounters windowed by shaders. */
 165         R600_PC_BLOCK_SHADER_WINDOWED = (1 << 4),
 166 };
 167
 168 /* Describes a hardware block with performance counters. Multiple instances of
 169  * each block, possibly per-SE, may exist on the chip. Depending on the block
 170  * and on the user's configuration, we either
 171  *  (a) expose every instance as a performance counter group,
 172  *  (b) expose a single performance counter group that reports the sum over all
 173  *      instances, or
 174  *  (c) expose one performance counter group per instance, but summed over all
 175  *      shader engines.
 176  */
 177 struct r600_perfcounter_block {
 178         const char *basename;
 179         unsigned flags;
 180         unsigned num_counters;
 181         unsigned num_selectors;
 182         unsigned num_instances;
 183
 184         unsigned num_groups;
 185         char *group_names;
 186         unsigned group_name_stride;
 187
 188         char *selector_names;
 189         unsigned selector_name_stride;
 190
 191         void *data;
 192 };
 193
 194 struct r600_perfcounters {
 195         unsigned num_groups;
 196         unsigned num_blocks;
 197         struct r600_perfcounter_block *blocks;
 198
 199         unsigned num_start_cs_dwords;
 200         unsigned num_stop_cs_dwords;
 201         unsigned num_instance_cs_dwords;
 202         unsigned num_shaders_cs_dwords;
 203
 204         unsigned num_shader_types;
 205         const char * const *shader_type_suffixes;
 206         const unsigned *shader_type_bits;
 207
 208         void (*get_size)(struct r600_perfcounter_block *,
 209                          unsigned count, unsigned *selectors,
 210                          unsigned *num_select_dw, unsigned *num_read_dw);
 211
 212         void (*emit_instance)(struct r600_common_context *,
 213                               int se, int instance);
 214         void (*emit_shaders)(struct r600_common_context *, unsigned shaders);
 215         void (*emit_select)(struct r600_common_context *,
 216                             struct r600_perfcounter_block *,
 217                             unsigned count, unsigned *selectors);
 218         void (*emit_start)(struct r600_common_context *,
 219                           struct r600_resource *buffer, uint64_t va);
 220         void (*emit_stop)(struct r600_common_context *,
 221                           struct r600_resource *buffer, uint64_t va);
 222         void (*emit_read)(struct r600_common_context *,
 223                           struct r600_perfcounter_block *,
 224                           unsigned count, unsigned *selectors,
 225                           struct r600_resource *buffer, uint64_t va);
 226
 227         void (*cleanup)(struct r600_common_screen *);
 228
 229         boolean separate_se;
 230         boolean separate_instance;
 231 };
 232
 233 struct pipe_query *r600_create_batch_query(struct pipe_context *ctx,
 234                                            unsigned num_queries,
 235                                            unsigned *query_types);
 236
 237 int r600_get_perfcounter_info(struct r600_common_screen *,
 238                               unsigned index,
 239                               struct pipe_driver_query_info *info);
 240 int r600_get_perfcounter_group_info(struct r600_common_screen *,
 241                                     unsigned index,
 242                                     struct pipe_driver_query_group_info *info);
 243
 244 boolean r600_perfcounters_init(struct r600_perfcounters *, unsigned num_blocks);
 245 void r600_perfcounters_add_block(struct r600_common_screen *,
 246                                  struct r600_perfcounters *,
 247                                  const char *name, unsigned flags,
 248                                  unsigned counters, unsigned selectors,
 249                                  unsigned instances, void *data);
 250 void r600_perfcounters_do_destroy(struct r600_perfcounters *);
 251
 252 #endif /* R600_QUERY_H */