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From 4cafa80d116c97247caf837cc576a54748450bb7 Mon Sep 17 00:00:00 2001
From: Tony Cheng <tony.cheng@amd.com>
Date: Wed, 8 Nov 2017 16:07:53 -0500
Subject: [PATCH 2773/4131] 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>
---
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
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