<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - [Intel NUC] HDMI1 sometimes stops working after resuming from s3 (a single monitor setup)" href="https://bugs.freedesktop.org/show_bug.cgi?id=106182#c13">Comment # 13</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - [Intel NUC] HDMI1 sometimes stops working after resuming from s3 (a single monitor setup)" href="https://bugs.freedesktop.org/show_bug.cgi?id=106182">bug 106182</a> from <a class="email" href="mailto:tsunghanliu@gmail.com" title="Robert Liu <tsunghanliu@gmail.com>"> Robert Liu</a> <pre>On/off the monitor does not recover the display. when on/off the monitor, dmesg shows: [ 302.208516] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00000010, dig 0x1000181a, pins 0x00000020 [ 302.208621] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 5 - cnt: 0 [ 302.208923] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions [ 302.209029] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-1 (pin 5) received hotplug event. [ 302.209143] [drm:intel_hdmi_detect [i915]] [CONNECTOR:101:HDMI-A-1] [ 302.236583] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 302.236677] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry [ 302.236939] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 302.236971] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode HDMI ID: (err -6) [ 302.237024] [drm:drm_detect_monitor_audio [drm]] Monitor has basic audio support [ 302.610630] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00000010, dig 0x1000181a, pins 0x00000020 [ 302.610736] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 5 - cnt: 1 [ 302.611024] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions [ 302.611130] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-1 (pin 5) received hotplug event. [ 302.611246] [drm:intel_hdmi_detect [i915]] [CONNECTOR:101:HDMI-A-1] [ 302.612275] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1) [ 302.612369] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry [ 302.627367] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1) [ 302.627452] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry [ 302.642317] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 302.642413] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry [ 302.642676] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 302.642708] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode HDMI ID: (err -6) [ 302.642760] [drm:drm_detect_monitor_audio [drm]] Monitor has basic audio support [ 310.899258] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00000010, dig 0x1000181a, pins 0x00000020 [ 310.899362] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 5 - cnt: 0 [ 310.899633] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions [ 310.899740] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-1 (pin 5) received hotplug event. [ 310.899852] [drm:intel_hdmi_detect [i915]] [CONNECTOR:101:HDMI-A-1] [ 310.929297] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 310.929392] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry [ 310.929654] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 310.929686] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode HDMI ID: (err -6) [ 310.929738] [drm:drm_detect_monitor_audio [drm]] Monitor has basic audio support [ 311.301426] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00000010, dig 0x1000181a, pins 0x00000020 [ 311.301531] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 5 - cnt: 1 [ 311.301819] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions [ 311.301925] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-1 (pin 5) received hotplug event. [ 311.302071] [drm:intel_hdmi_detect [i915]] [CONNECTOR:101:HDMI-A-1] [ 311.332464] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 311.332561] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry [ 311.332823] [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1) [ 311.332854] [drm:drm_dp_dual_mode_detect [drm_kms_helper]] DP dual mode HDMI ID: (err -6) [ 311.332907] [drm:drm_detect_monitor_audio [drm]] Monitor has basic audio support</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>