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| author |   Tony Cheng <tony.cheng@amd.com> | 2017-11-08 16:07:53 -0500 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2017-12-06 12:48:08 -0500 |
| commit | dce46c53208f90cf5a401b62b17bbe2bc629c069 (patch) | |
| tree | 94f998dc20b86e4aea7bdfe573033bd2dd29fe54 | |
| parent | drm/amd/display: Remove unnecessary dc_link vtable (diff) | |
| download | linux-dev-dce46c53208f90cf5a401b62b17bbe2bc629c069.tar.xz linux-dev-dce46c53208f90cf5a401b62b17bbe2bc629c069.zip | |
drm/amd/display: performance profiling instrumentation
Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_services.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_services.h | 7 |
3 files changed, 15 insertions, 0 deletions
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 82269caedc07..56e549249134 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 c92eba0f0df8..ad0e3b9be055 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 d4917037ac42..225b7bfb09a9 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( |