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intel/perf: refactor gen_perf_end_query into gen_perf

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Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Mark Janes
2019-06-28 15:11:20 -07:00
parent 018f9b81e5
commit 3ecb23092e
3 changed files with 57 additions and 45 deletions
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54
src/intel/perf/gen_perf.c
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@@ -44,6 +44,8 @@
#define FILE_DEBUG_FLAG DEBUG_PERFMON
#define MI_RPC_BO_SIZE 4096
#define MI_FREQ_START_OFFSET_BYTES (3072)
#define MI_RPC_BO_END_OFFSET_BYTES (MI_RPC_BO_SIZE / 2)
#define MI_FREQ_END_OFFSET_BYTES (3076)
#define MAP_READ (1 << 0)
#define MAP_WRITE (1 << 1)
@@ -1283,3 +1285,55 @@ gen_perf_begin_query(struct gen_perf_context *perf_ctx,
return true;
}
void
gen_perf_end_query(struct gen_perf_context *perf_ctx,
struct gen_perf_query_object *query)
{
struct gen_perf_config *perf_cfg = perf_ctx->perf;
/* Ensure that the work associated with the queried commands will have
* finished before taking our query end counter readings.
*
* For more details see comment in brw_begin_perf_query for
* corresponding flush.
*/
perf_cfg->vtbl.emit_mi_flush(perf_ctx->ctx);
switch (query->queryinfo->kind) {
case GEN_PERF_QUERY_TYPE_OA:
case GEN_PERF_QUERY_TYPE_RAW:
/* NB: It's possible that the query will have already been marked
* as 'accumulated' if an error was seen while reading samples
* from perf. In this case we mustn't try and emit a closing
* MI_RPC command in case the OA unit has already been disabled
*/
if (!query->oa.results_accumulated) {
/* Take an ending OA counter snapshot. */
perf_cfg->vtbl.capture_frequency_stat_register(perf_ctx->ctx, query->oa.bo,
MI_FREQ_END_OFFSET_BYTES);
perf_cfg->vtbl.emit_mi_report_perf_count(perf_ctx->ctx, query->oa.bo,
MI_RPC_BO_END_OFFSET_BYTES,
query->oa.begin_report_id + 1);
}
--perf_ctx->n_active_oa_queries;
/* NB: even though the query has now ended, it can't be accumulated
* until the end MI_REPORT_PERF_COUNT snapshot has been written
* to query->oa.bo
*/
break;
case GEN_PERF_QUERY_TYPE_PIPELINE:
gen_perf_snapshot_statistics_registers(perf_ctx->ctx, perf_cfg, query,
STATS_BO_END_OFFSET_BYTES);
--perf_ctx->n_active_pipeline_stats_queries;
break;
default:
unreachable("Unknown query type");
break;
}
}