From 4cafa80d116c97247caf837cc576a54748450bb7 Mon Sep 17 00:00:00 2001 From: Tony Cheng Date: Wed, 8 Nov 2017 16:07:53 -0500 Subject: [PATCH 2773/4131] drm/amd/display: performance profiling instrumentation Signed-off-by: Tony Cheng Reviewed-by: Yongqiang Sun Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c | 4 ++++ drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 4 ++++ drivers/gpu/drm/amd/display/dc/dm_services.h | 7 +++++++ 3 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c index 82269ca..56e5492 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c @@ -41,6 +41,10 @@ unsigned long long dm_get_timestamp(struct dc_context *ctx) return 0; } +void dm_perf_trace_timestamp(const char *func_name, unsigned int line) +{ +} + bool dm_write_persistent_data(struct dc_context *ctx, const struct dc_sink *sink, const char *module_name, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 1cf7ff0..b7cb8e0 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -1047,6 +1047,8 @@ dcn10_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf, if (output_tf == NULL || regamma_params == NULL || output_tf->type == TF_TYPE_BYPASS) return false; + PERF_TRACE(); + arr_points = regamma_params->arr_points; rgb_resulted = regamma_params->rgb_resulted; hw_points = 0; @@ -1189,6 +1191,8 @@ dcn10_translate_regamma_to_hw_format(const struct dc_transfer_func *output_tf, convert_to_custom_float(rgb_resulted, arr_points, hw_points); + PERF_TRACE(); + return true; } diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h index d491703..225b7bf 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_services.h +++ b/drivers/gpu/drm/amd/display/dc/dm_services.h @@ -373,6 +373,13 @@ bool dm_dmcu_set_pipe(struct dc_context *ctx, unsigned int controller_id); unsigned long long dm_get_timestamp(struct dc_context *ctx); /* + * performance tracing + */ +void dm_perf_trace_timestamp(const char *func_name, unsigned int line); +#define PERF_TRACE() dm_perf_trace_timestamp(__func__, __LINE__) + + +/* * Debug and verification hooks */ bool dm_helpers_dc_conn_log( -- 2.7.4