src/gallium/drivers/freedreno/freedreno_query_sw.c

   1 /*
   2  * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
   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  *    Rob Clark <robclark@freedesktop.org>
  25  */
  26
  27 #include "pipe/p_state.h"
  28 #include "util/u_string.h"
  29 #include "util/u_memory.h"
  30 #include "util/u_inlines.h"
  31 #include "util/os_time.h"
  32
  33 #include "freedreno_query_sw.h"
  34 #include "freedreno_context.h"
  35 #include "freedreno_util.h"
  36
  37 /*
  38  * SW Queries:
  39  *
  40  * In the core, we have some support for basic sw counters
  41  */
  42
  43 static void
  44 fd_sw_destroy_query(struct fd_context *ctx, struct fd_query *q)
  45 {
  46         struct fd_sw_query *sq = fd_sw_query(q);
  47         free(sq);
  48 }
  49
  50 static uint64_t
  51 read_counter(struct fd_context *ctx, int type)
  52 {
  53         switch (type) {
  54         case PIPE_QUERY_PRIMITIVES_GENERATED:
  55                 return ctx->stats.prims_generated;
  56         case PIPE_QUERY_PRIMITIVES_EMITTED:
  57                 return ctx->stats.prims_emitted;
  58         case FD_QUERY_DRAW_CALLS:
  59                 return ctx->stats.draw_calls;
  60         case FD_QUERY_BATCH_TOTAL:
  61                 return ctx->stats.batch_total;
  62         case FD_QUERY_BATCH_SYSMEM:
  63                 return ctx->stats.batch_sysmem;
  64         case FD_QUERY_BATCH_GMEM:
  65                 return ctx->stats.batch_gmem;
  66         case FD_QUERY_BATCH_NONDRAW:
  67                 return ctx->stats.batch_nondraw;
  68         case FD_QUERY_BATCH_RESTORE:
  69                 return ctx->stats.batch_restore;
  70         case FD_QUERY_STAGING_UPLOADS:
  71                 return ctx->stats.staging_uploads;
  72         case FD_QUERY_SHADOW_UPLOADS:
  73                 return ctx->stats.shadow_uploads;
  74         case FD_QUERY_VS_REGS:
  75                 return ctx->stats.vs_regs;
  76         case FD_QUERY_FS_REGS:
  77                 return ctx->stats.fs_regs;
  78         }
  79         return 0;
  80 }
  81
  82 static bool
  83 is_time_rate_query(struct fd_query *q)
  84 {
  85         switch (q->type) {
  86         case FD_QUERY_BATCH_TOTAL:
  87         case FD_QUERY_BATCH_SYSMEM:
  88         case FD_QUERY_BATCH_GMEM:
  89         case FD_QUERY_BATCH_NONDRAW:
  90         case FD_QUERY_BATCH_RESTORE:
  91         case FD_QUERY_STAGING_UPLOADS:
  92         case FD_QUERY_SHADOW_UPLOADS:
  93                 return true;
  94         default:
  95                 return false;
  96         }
  97 }
  98
  99 static bool
 100 is_draw_rate_query(struct fd_query *q)
 101 {
 102         switch (q->type) {
 103         case FD_QUERY_VS_REGS:
 104         case FD_QUERY_FS_REGS:
 105                 return true;
 106         default:
 107                 return false;
 108         }
 109 }
 110
 111 static bool
 112 fd_sw_begin_query(struct fd_context *ctx, struct fd_query *q)
 113 {
 114         struct fd_sw_query *sq = fd_sw_query(q);
 115         sq->begin_value = read_counter(ctx, q->type);
 116         if (is_time_rate_query(q)) {
 117                 sq->begin_time = os_time_get();
 118         } else if (is_draw_rate_query(q)) {
 119                 sq->begin_time = ctx->stats.draw_calls;
 120         }
 121         return true;
 122 }
 123
 124 static void
 125 fd_sw_end_query(struct fd_context *ctx, struct fd_query *q)
 126 {
 127         struct fd_sw_query *sq = fd_sw_query(q);
 128         sq->end_value = read_counter(ctx, q->type);
 129         if (is_time_rate_query(q)) {
 130                 sq->end_time = os_time_get();
 131         } else if (is_draw_rate_query(q)) {
 132                 sq->end_time = ctx->stats.draw_calls;
 133         }
 134 }
 135
 136 static bool
 137 fd_sw_get_query_result(struct fd_context *ctx, struct fd_query *q,
 138                 bool wait, union pipe_query_result *result)
 139 {
 140         struct fd_sw_query *sq = fd_sw_query(q);
 141
 142         result->u64 = sq->end_value - sq->begin_value;
 143
 144         if (is_time_rate_query(q)) {
 145                 double fps = (result->u64 * 1000000) /
 146                                 (double)(sq->end_time - sq->begin_time);
 147                 result->u64 = (uint64_t)fps;
 148         } else if (is_draw_rate_query(q)) {
 149                 double avg = ((double)result->u64) /
 150                                 (double)(sq->end_time - sq->begin_time);
 151                 result->f = avg;
 152         }
 153
 154         return true;
 155 }
 156
 157 static const struct fd_query_funcs sw_query_funcs = {
 158                 .destroy_query    = fd_sw_destroy_query,
 159                 .begin_query      = fd_sw_begin_query,
 160                 .end_query        = fd_sw_end_query,
 161                 .get_query_result = fd_sw_get_query_result,
 162 };
 163
 164 struct fd_query *
 165 fd_sw_create_query(struct fd_context *ctx, unsigned query_type, unsigned index)
 166 {
 167         struct fd_sw_query *sq;
 168         struct fd_query *q;
 169
 170         switch (query_type) {
 171         case PIPE_QUERY_PRIMITIVES_GENERATED:
 172         case PIPE_QUERY_PRIMITIVES_EMITTED:
 173         case FD_QUERY_DRAW_CALLS:
 174         case FD_QUERY_BATCH_TOTAL:
 175         case FD_QUERY_BATCH_SYSMEM:
 176         case FD_QUERY_BATCH_GMEM:
 177         case FD_QUERY_BATCH_NONDRAW:
 178         case FD_QUERY_BATCH_RESTORE:
 179         case FD_QUERY_STAGING_UPLOADS:
 180         case FD_QUERY_SHADOW_UPLOADS:
 181         case FD_QUERY_VS_REGS:
 182         case FD_QUERY_FS_REGS:
 183                 break;
 184         default:
 185                 return NULL;
 186         }
 187
 188         sq = CALLOC_STRUCT(fd_sw_query);
 189         if (!sq)
 190                 return NULL;
 191
 192         q = &sq->base;
 193         q->funcs = &sw_query_funcs;
 194         q->type = query_type;
 195
 196         return q;
 197 }