igt@kms_flip@basic-plain-flip@d-dp1 - dmesg-warn - *ERROR* .* Failed to enable link training
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_11514/bat-adlm-1/igt@kms_flip@basic-plain-flip@d-dp1.html
<7> [612.591660] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.613068] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.634489] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.655924] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.677299] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.698646] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.719986] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.720185] i915 0000:00:02.0: [drm:drm_dp_dpcd_access [drm_dp_helper]] AUX B/DDI B/PHY B: Too many retries, giving up. First error: -110
<3> [612.720199] i915 0000:00:02.0: [drm] *ERROR* [ENCODER:235:DDI B/PHY B][DPRX] Failed to enable link training
<7> [612.720333] i915 0000:00:02.0: [drm:intel_dp_link_train_phy [i915]] [CONNECTOR:236:DP-1][ENCODER:235:DDI B/PHY B][DPRX] Link Training failed at link rate = 540000, lane count = 4
<7> [612.720677] i915 0000:00:02.0: [drm:intel_dp_modeset_retry_work_fn [i915]] [CONNECTOR:236:DP-1]
<7> [612.742059] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.763261] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.784485] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.805665] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)
<7> [612.826831] i915 0000:00:02.0: [drm:intel_dp_aux_xfer [i915]] AUX B/DDI B/PHY B: timeout (status 0x7d4003ff)