src/gallium/drivers/freedreno/freedreno_perfcntr.h

   1 /*
   2  * Copyright (C) 2018 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 #ifndef FREEDRENO_PERFCNTR_H_
  28 #define FREEDRENO_PERFCNTR_H_
  29
  30 #include "pipe/p_defines.h"
  31
  32 /*
  33  * Mapping very closely to the AMD_performance_monitor extension, adreno has
  34  * groups of performance counters where each group has N counters, which can
  35  * select from M different countables (things that can be counted), where
  36  * generally M > N.
  37  */
  38
  39 /* Describes a single counter: */
  40 struct fd_perfcntr_counter {
  41         /* offset of the select register to choose what to count: */
  42         unsigned select_reg;
  43         /* offset of the lo/hi 32b to read current counter value: */
  44         unsigned counter_reg_lo;
  45         unsigned counter_reg_hi;
  46         /* Optional, most counters don't have enable/clear registers: */
  47         unsigned enable;
  48         unsigned clear;
  49 };
  50
  51 /* Describes a single countable: */
  52 struct fd_perfcntr_countable {
  53         const char *name;
  54         /* selector register enum value to select this countable: */
  55         unsigned selector;
  56
  57         /* description of the countable: */
  58         enum pipe_driver_query_type query_type;
  59         enum pipe_driver_query_result_type result_type;
  60 };
  61
  62 /* Describes an entire counter group: */
  63 struct fd_perfcntr_group {
  64         const char *name;
  65         unsigned num_counters;
  66         const struct fd_perfcntr_counter *counters;
  67         unsigned num_countables;
  68         const struct fd_perfcntr_countable *countables;
  69 };
  70
  71 #define COUNTER(_sel, _lo, _hi) {  \
  72         .select_reg = REG(_sel),       \
  73         .counter_reg_lo = REG(_lo),    \
  74         .counter_reg_hi = REG(_hi),    \
  75 }
  76
  77 #define COUNTER2(_sel, _lo, _hi, _en, _clr) { \
  78         .select_reg     = REG(_sel),  \
  79         .counter_reg_lo = REG(_lo),   \
  80         .counter_reg_hi = REG(_hi),   \
  81         .enable         = REG(_en),   \
  82         .clear          = REG(_clr),  \
  83 }
  84
  85 #define COUNTABLE(_selector, _query_type, _result_type) {            \
  86         .name        = #_selector,                                       \
  87         .selector    = _selector,                                        \
  88         .query_type  = PIPE_DRIVER_QUERY_TYPE_ ## _query_type,           \
  89         .result_type = PIPE_DRIVER_QUERY_RESULT_TYPE_ ## _result_type,   \
  90 }
  91
  92 #define GROUP(_name, _counters, _countables) {   \
  93         .name           = _name,                     \
  94         .num_counters   = ARRAY_SIZE(_counters),     \
  95         .counters       = _counters,                 \
  96         .num_countables = ARRAY_SIZE(_countables),   \
  97         .countables     = _countables,               \
  98 }
  99
 100 #endif /* FREEDRENO_PERFCNTR_H_ */