Commit 3e3320a7 authored by Srinivasan Shanmugam's avatar Srinivasan Shanmugam Committed by Alex Deucher
Browse files

drm/amd/display: Add logging for DP link traning Test Pattern Seqeunces 



Add some more logging for DP link traning test pattern seqeunces
for better debugging.

Cc: Fangzhi Zuo <Jerry.Zuo@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Leo Li <sunpeng.li@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarSrinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: default avatarFangzhi Zuo <Jerry.Zuo@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 58bc2a9c

drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_training.c

+9 −0
Original line number Diff line number Diff line
@@ -212,27 +212,36 @@ enum dpcd_training_patterns 


	switch (pattern) {

	case DP_TRAINING_PATTERN_SEQUENCE_1:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP training pattern TPS1\n", __func__);

		dpcd_tr_pattern = DPCD_TRAINING_PATTERN_1;

		break;

	case DP_TRAINING_PATTERN_SEQUENCE_2:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP training pattern TPS2\n", __func__);

		dpcd_tr_pattern = DPCD_TRAINING_PATTERN_2;

		break;

	case DP_TRAINING_PATTERN_SEQUENCE_3:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP training pattern TPS3\n", __func__);

		dpcd_tr_pattern = DPCD_TRAINING_PATTERN_3;

		break;

	case DP_TRAINING_PATTERN_SEQUENCE_4:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP training pattern TPS4\n", __func__);

		dpcd_tr_pattern = DPCD_TRAINING_PATTERN_4;

		break;

	case DP_128b_132b_TPS1:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP 128b/132b training pattern TPS1\n", __func__);

		dpcd_tr_pattern = DPCD_128b_132b_TPS1;

		break;

	case DP_128b_132b_TPS2:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP 128b/132b training pattern TPS2\n", __func__);

		dpcd_tr_pattern = DPCD_128b_132b_TPS2;

		break;

	case DP_128b_132b_TPS2_CDS:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP 128b/132b training pattern TPS2 CDS\n",

					__func__);

		dpcd_tr_pattern = DPCD_128b_132b_TPS2_CDS;

		break;

	case DP_TRAINING_PATTERN_VIDEOIDLE:

		DC_LOG_HW_LINK_TRAINING("%s: Using DP training pattern videoidle\n", __func__);

		dpcd_tr_pattern = DPCD_TRAINING_PATTERN_VIDEOIDLE;

		break;

	default: