<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [CFL-S] DP monitor is detected as second monitor when there is only one connected" href="https://bugs.freedesktop.org/show_bug.cgi?id=104257#c6">Comment # 6</a> on <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [CFL-S] DP monitor is detected as second monitor when there is only one connected" href="https://bugs.freedesktop.org/show_bug.cgi?id=104257">bug 104257</a> from <a class="email" href="mailto:shashank.sharma@intel.com" title="shashank.sharma@intel.com <shashank.sharma@intel.com>"> shashank.sharma@intel.com</a> <pre>From the logs, VBT configuration is: - Port A = eDP - Port B = LSPCON (DP-1) - Port C = DP/HDMI (DP-2/HDMI-A-1) - Port D = DP/HDMI (DP-3/HDMI-A-2) DP-1 is able to probe LSPCON: [drm_helper_probe_single_connector_modes [drm_kms_helper]] [CONNECTOR:49:DP-1] [drm:intel_dp_detect [i915]] [CONNECTOR:49:DP-1] [drm:lspcon_wake_native_aux_ch [i915]] Native AUX CH up, DPCD version: 1.2 [drm:lspcon_wait_mode [i915]] Current LSPCON mode PCON [drm:intel_dp_read_dpcd [i915]] DPCD: 12 14 c4 01 01 15 00 01 00 00 04 00 0f 00 04 [drm:drm_dp_read_desc [drm_kms_helper]] DP branch: OUI 00-60-ad dev-ID MC2800 HW-rev 2.2 SW-rev 1.63 quirks 0x0000 And I can see that the EDID read is successful: [drm:drm_helper_probe_single_connector_modes [drm_kms_helper]] [CONNECTOR:49:DP-1] probed modes : [drm:drm_mode_debug_printmodeline [drm]] Modeline 67:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x48 0x9 [drm:drm_mode_debug_printmodeline [drm]] Modeline 74:"1920x1200" 60 154000 1920 1968 2000 2080 1200 1203 1209 1235 0x40 0x9 [drm:drm_mode_debug_printmodeline [drm]] Modeline 68:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5 [drm:drm_mode_debug_printmodeline [drm]] Modeline 100:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5 [drm:drm_mode_debug_printmodeline [drm]] Modeline 69:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 And even the DP-2 EDID read is successful: [drm:drm_helper_probe_single_connector_modes [drm_kms_helper]] [CONNECTOR:55:DP-2] probed modes : [drm:drm_mode_debug_printmodeline [drm]] Modeline 132:"3840x2160" 30 297000 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5 [drm:drm_mode_debug_printmodeline [drm]] Modeline 144:"3840x2160" 30 296703 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5 [drm:drm_mode_debug_printmodeline [drm]] Modeline 133:"3840x2160" 25 297000 3840 4896 4984 5280 2160 2168 2178 2250 0x40 0x5 [drm:drm_mode_debug_printmodeline [drm]] Modeline 134:"3840x2160" 24 297000 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5 [drm:drm_mode_debug_printmodeline [drm]] Modeline 145:"3840x2160" 24 296703 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5 So looks like A DP 4K monitor and a HDMI 1080P monitor is connected. Can we please confirm if the logs are from the test setup ? LSPCON can't generate EDID, it reads from the connected Sink only. - Shashank</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>