src/gallium/drivers/freedreno/freedreno_query_sw.c

   1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
   2
   3 /*
   4  * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Authors:
  26  *    Rob Clark <robclark@freedesktop.org>
  27  */
  28
  29 #include "pipe/p_state.h"
  30 #include "util/u_string.h"
  31 #include "util/u_memory.h"
  32 #include "util/u_inlines.h"
  33 #include "util/os_time.h"
  34
  35 #include "freedreno_query_sw.h"
  36 #include "freedreno_context.h"
  37 #include "freedreno_util.h"
  38
  39 /*
  40  * SW Queries:
  41  *
  42  * In the core, we have some support for basic sw counters
  43  */
  44
  45 static void
  46 fd_sw_destroy_query(struct fd_context *ctx, struct fd_query *q)
  47 {
  48         struct fd_sw_query *sq = fd_sw_query(q);
  49         free(sq);
  50 }
  51
  52 static uint64_t
  53 read_counter(struct fd_context *ctx, int type)
  54 {
  55         switch (type) {
  56         case PIPE_QUERY_PRIMITIVES_GENERATED:
  57                 return ctx->stats.prims_generated;
  58         case PIPE_QUERY_PRIMITIVES_EMITTED:
  59                 return ctx->stats.prims_emitted;
  60         case FD_QUERY_DRAW_CALLS:
  61                 return ctx->stats.draw_calls;
  62         case FD_QUERY_BATCH_TOTAL:
  63                 return ctx->stats.batch_total;
  64         case FD_QUERY_BATCH_SYSMEM:
  65                 return ctx->stats.batch_sysmem;
  66         case FD_QUERY_BATCH_GMEM:
  67                 return ctx->stats.batch_gmem;
  68         case FD_QUERY_BATCH_NONDRAW:
  69                 return ctx->stats.batch_nondraw;
  70         case FD_QUERY_BATCH_RESTORE:
  71                 return ctx->stats.batch_restore;
  72         case FD_QUERY_STAGING_UPLOADS:
  73                 return ctx->stats.staging_uploads;
  74         case FD_QUERY_SHADOW_UPLOADS:
  75                 return ctx->stats.shadow_uploads;
  76         case FD_QUERY_VS_REGS:
  77                 return ctx->stats.vs_regs;
  78         case FD_QUERY_FS_REGS:
  79                 return ctx->stats.fs_regs;
  80         }
  81         return 0;
  82 }
  83
  84 static bool
  85 is_time_rate_query(struct fd_query *q)
  86 {
  87         switch (q->type) {
  88         case FD_QUERY_BATCH_TOTAL:
  89         case FD_QUERY_BATCH_SYSMEM:
  90         case FD_QUERY_BATCH_GMEM:
  91         case FD_QUERY_BATCH_NONDRAW:
  92         case FD_QUERY_BATCH_RESTORE:
  93         case FD_QUERY_STAGING_UPLOADS:
  94         case FD_QUERY_SHADOW_UPLOADS:
  95                 return true;
  96         default:
  97                 return false;
  98         }
  99 }
 100
 101 static bool
 102 is_draw_rate_query(struct fd_query *q)
 103 {
 104         switch (q->type) {
 105         case FD_QUERY_VS_REGS:
 106         case FD_QUERY_FS_REGS:
 107                 return true;
 108         default:
 109                 return false;
 110         }
 111 }
 112
 113 static boolean
 114 fd_sw_begin_query(struct fd_context *ctx, struct fd_query *q)
 115 {
 116         struct fd_sw_query *sq = fd_sw_query(q);
 117         sq->begin_value = read_counter(ctx, q->type);
 118         if (is_time_rate_query(q)) {
 119                 sq->begin_time = os_time_get();
 120         } else if (is_draw_rate_query(q)) {
 121                 sq->begin_time = ctx->stats.draw_calls;
 122         }
 123         return true;
 124 }
 125
 126 static void
 127 fd_sw_end_query(struct fd_context *ctx, struct fd_query *q)
 128 {
 129         struct fd_sw_query *sq = fd_sw_query(q);
 130         sq->end_value = read_counter(ctx, q->type);
 131         if (is_time_rate_query(q)) {
 132                 sq->end_time = os_time_get();
 133         } else if (is_draw_rate_query(q)) {
 134                 sq->end_time = ctx->stats.draw_calls;
 135         }
 136 }
 137
 138 static boolean
 139 fd_sw_get_query_result(struct fd_context *ctx, struct fd_query *q,
 140                 boolean wait, union pipe_query_result *result)
 141 {
 142         struct fd_sw_query *sq = fd_sw_query(q);
 143
 144         result->u64 = sq->end_value - sq->begin_value;
 145
 146         if (is_time_rate_query(q)) {
 147                 double fps = (result->u64 * 1000000) /
 148                                 (double)(sq->end_time - sq->begin_time);
 149                 result->u64 = (uint64_t)fps;
 150         } else if (is_draw_rate_query(q)) {
 151                 double avg = ((double)result->u64) /
 152                                 (double)(sq->end_time - sq->begin_time);
 153                 result->f = avg;
 154         }
 155
 156         return true;
 157 }
 158
 159 static const struct fd_query_funcs sw_query_funcs = {
 160                 .destroy_query    = fd_sw_destroy_query,
 161                 .begin_query      = fd_sw_begin_query,
 162                 .end_query        = fd_sw_end_query,
 163                 .get_query_result = fd_sw_get_query_result,
 164 };
 165
 166 struct fd_query *
 167 fd_sw_create_query(struct fd_context *ctx, unsigned query_type)
 168 {
 169         struct fd_sw_query *sq;
 170         struct fd_query *q;
 171
 172         switch (query_type) {
 173         case PIPE_QUERY_PRIMITIVES_GENERATED:
 174         case PIPE_QUERY_PRIMITIVES_EMITTED:
 175         case FD_QUERY_DRAW_CALLS:
 176         case FD_QUERY_BATCH_TOTAL:
 177         case FD_QUERY_BATCH_SYSMEM:
 178         case FD_QUERY_BATCH_GMEM:
 179         case FD_QUERY_BATCH_NONDRAW:
 180         case FD_QUERY_BATCH_RESTORE:
 181         case FD_QUERY_STAGING_UPLOADS:
 182         case FD_QUERY_SHADOW_UPLOADS:
 183         case FD_QUERY_VS_REGS:
 184         case FD_QUERY_FS_REGS:
 185                 break;
 186         default:
 187                 return NULL;
 188         }
 189
 190         sq = CALLOC_STRUCT(fd_sw_query);
 191         if (!sq)
 192                 return NULL;
 193
 194         q = &sq->base;
 195         q->funcs = &sw_query_funcs;
 196         q->type = query_type;
 197
 198         return q;
 199 }