<7>[ 446.742518] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 003a w(1) <7>[ 446.742741] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 446.743071] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 003a w(1) <7>[ 446.743261] i915 0000:03:00.0: [drm:intel_hdmi_hdcp_read_bksv [i915]] Read Bksv over DDC failed (-6) <7>[ 446.743720] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 003a w(1) <7>[ 446.743902] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 446.744226] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 003a w(1) <7>[ 446.744442] i915 0000:03:00.0: [drm:intel_hdmi_hdcp_read_bksv [i915]] Read Bksv over DDC failed (-6) <7>[ 446.744883] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 003a w(1) <7>[ 446.745065] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK on first message, retry <7>[ 446.745391] i915 0000:03:00.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpd] NAK for addr: 003a w(1) <7>[ 446.745579] i915 0000:03:00.0: [drm:intel_hdmi_hdcp_read_bksv [i915]] Read Bksv over DDC failed (-6) <7>[ 448.944272] i915 0000:03:00.0: [drm:drm_dp_dpcd_access [drm_display_helper]] AUX A/DDI A/PHY A: Too many retries, giving up. First error: -6 <7>[ 449.095887] i915 0000:03:00.0: [drm:drm_dp_dpcd_access [drm_display_helper]] AUX B/DDI B/PHY B: Too many retries, giving up. First error: -6 <7>[ 449.247579] i915 0000:03:00.0: [drm:drm_dp_dpcd_access [drm_display_helper]] AUX C/DDI C/PHY C: Too many retries, giving up. First error: -6 <7>[ 449.250513] i915 0000:03:00.0: [drm:intel_power_well_enable [i915]] enabling AUX_D <7>[ 449.273137] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.294301] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.315467] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.336676] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.358076] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.379321] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.400517] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.421695] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.442844] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.463983] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.485201] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.506415] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f) <7>[ 449.527620] i915 0000:03:00.0: [drm:intel_dp_aux_xfer [i915]] AUX D/DDI D/PHY D: timeout (status 0x7d40023f)