Commit 1249acef authored by Bhawanpreet Lakha's avatar Bhawanpreet Lakha Committed by Alex Deucher
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drm/amd/display: Add debug prints for bandwidth calculations 



Using the three functions we can print the dceip, vbios and data struct
for bandwidth calculations. This is useful for debugging bandwidth
calculation issues without a debugger

Signed-off-by: default avatarBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: default avatarHarry Wentland <Harry.Wentland@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent dfd01f29

drivers/gpu/drm/amd/display/dc/calcs/calcs_logger.h

0 → 100644
+579 −0

File added.

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drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

+6 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include "dc.h"

#include "core_types.h"

#include "dal_asic_id.h"

#include "calcs_logger.h"



/*

 * NOTE:
@@ -2990,6 +2991,11 @@ bool bw_calcs(struct dc_context *ctx, 
		struct bw_fixed mid_yclk = vbios->mid_yclk;

		struct bw_fixed low_yclk = vbios->low_yclk;



		if (ctx->dc->debug.bandwidth_calcs_trace) {

			print_bw_calcs_dceip(ctx->logger, dceip);

			print_bw_calcs_vbios(ctx->logger, vbios);

			print_bw_calcs_data(ctx->logger, data);

		}

		calculate_bandwidth(dceip, vbios, data);



		yclk_lvl = data->y_clk_level;

drivers/gpu/drm/amd/display/dc/dc.h

+1 −0
Original line number Diff line number Diff line
@@ -202,6 +202,7 @@ struct dc_debug { 
	bool timing_trace;

	bool clock_trace;

	bool validation_trace;

	bool bandwidth_calcs_trace;



	/* stutter efficiency related */

	bool disable_stutter;