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drm/amd/display: Add dummy interface for tracing DCN32 SMU messages

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[Why/How]
Some issues may require a trace of the previous SMU messages from DC to
understand the context and aid in debugging. Actual logging to be
implemented when needed.

Reviewed-by: Josip Pavic <josip.pavic@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: George Shen <george.shen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
George Shen
2024-03-08 15:08:09 -05:00
committed by Alex Deucher
parent 14f9db4271
commit beb9764aad
4 changed files with 31 additions and 1 deletions
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10
drivers/gpu/drm/amd/display/dc/dm_services.h
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@@ -274,6 +274,16 @@ void dm_perf_trace_timestamp(const char *func_name, unsigned int line, struct dc
#define PERF_TRACE() dm_perf_trace_timestamp(__func__, __LINE__, CTX)
#define PERF_TRACE_CTX(__CTX) dm_perf_trace_timestamp(__func__, __LINE__, __CTX)
/*
* SMU message tracing
*/
void dm_trace_smu_msg(uint32_t msg_id, uint32_t param_in, struct dc_context *ctx);
void dm_trace_smu_delay(uint32_t delay, struct dc_context *ctx);
#define TRACE_SMU_MSG(msg_id, param_in, ctx) dm_trace_smu_msg(msg_id, param_in, ctx)
#define TRACE_SMU_DELAY(response_delay, ctx) dm_trace_smu_delay(response_delay, ctx)
/*
* DMUB Interfaces
*/