From 33af91dc07efcc2ca52200570a297de33c18a5f7 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Wed, 18 Jul 2018 09:40:04 -0400 Subject: freedreno: batch query support (perfcounters) Core infrastructure for performance counters, using gallium's batch query interface (to support AMD_performance_monitor). Signed-off-by: Rob Clark --- src/gallium/drivers/freedreno/freedreno_perfcntr.h | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 src/gallium/drivers/freedreno/freedreno_perfcntr.h (limited to 'src/gallium/drivers/freedreno/freedreno_perfcntr.h') diff --git a/src/gallium/drivers/freedreno/freedreno_perfcntr.h b/src/gallium/drivers/freedreno/freedreno_perfcntr.h new file mode 100644 index 00000000000..79759307a34 --- /dev/null +++ b/src/gallium/drivers/freedreno/freedreno_perfcntr.h @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2018 Rob Clark + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Rob Clark + */ + +#ifndef FREEDRENO_PERFCNTR_H_ +#define FREEDRENO_PERFCNTR_H_ + +#include "pipe/p_defines.h" + +/* + * Mapping very closely to the AMD_performance_monitor extension, adreno has + * groups of performance counters where each group has N counters, which can + * select from M different countables (things that can be counted), where + * generally M > N. + */ + +/* Describes a single counter: */ +struct fd_perfcntr_counter { + /* offset of the select register to choose what to count: */ + unsigned select_reg; + /* offset of the lo/hi 32b to read current counter value: */ + unsigned counter_reg_lo; + unsigned counter_reg_hi; + /* Optional, most counters don't have enable/clear registers: */ + unsigned enable; + unsigned clear; +}; + +/* Describes a single countable: */ +struct fd_perfcntr_countable { + const char *name; + /* selector register enum value to select this countable: */ + unsigned selector; + + /* description of the countable: */ + enum pipe_driver_query_type query_type; + enum pipe_driver_query_result_type result_type; +}; + +/* Describes an entire counter group: */ +struct fd_perfcntr_group { + const char *name; + unsigned num_counters; + const struct fd_perfcntr_counter *counters; + unsigned num_countables; + const struct fd_perfcntr_countable *countables; +}; + + +#endif /* FREEDRENO_PERFCNTR_H_ */ -- cgit v1.2.3