Created attachment 125710 [details] dmesg.log Description: ================================================ After resuming from S3, external displays (DP & HDMI) are not longer recognized by system. This issue is only happening on Fedora. Steps to reproduce: ================================================ 1-Connect external displays 2-Go to S3 (echo mem > /sys/power/state) 3-Resume from S3 4-xrandr does not detect external displays Hardware configuration =============================================== Platform: APL system CPU Name : Intel(R) Genuine Processor @ 1.1 GHz (family: 6, model: 12, stepping: 9) 4 cores QDF : Q6HE SoC : B1 CRB : Apollo Lake DDR3L RVP1A FAB1 Reworks: R19, R20 Software Bios: 144_B10 APLK_B0_IFWI_X64_R_2016_06_27_0956_SPI_RVP1.bin from \\gar\ec\proj\ba\CCG\APL BIOS\External\BIOS_Release\Daily\v144_10_2016_WW27.1\IFWI\IFWI_RVP1_Release\IFWI KSC: 1.15 Linux distribution: Fedora 24 both (32/64 bits) Software configuration ============================================== Kernel: 4.6.5-300.fc24.x86_64 libdrm-2.4.70-1.fc24.i686 libva-intel-driver-1.7.1-24.intel20162.i686 mesa-libGL-12.0.1-1.fc24.i686 cairo-1.15.2-24.intel20162.i686 xorg-x11-drv-intel-2.99.917-24.20160712.fc24.i686 xorg-x11-server 1.18.4-1 Attachments: ============================================== dmesg.log
This issue also happen in Fedora, please see the following detailed information 1-Before to send the DUT to S3 HDMi are recognized by xrandr, only HDMI is recognized as DP (but this is other issue) 2-if i send the DUT to S3 with HDMI after come back the first time the external display does not come back 3-if i send the DUT for second time to S3 after come back the external display is seen but in xrandr does not appears in step 3 xrandr sporadically recognized the external display Commands for S3 ============================================= - # rtcwake -s 30 -m mem - # echo mem > /sys/power/state Software configuration ============================================ Linux OS : Fedora 64Bit Kernel version : 4.8.4-200.fc24.x86_64 Bios revision : 144.10 Bios release date : 06/27/2016 KSC revision : 1.15 Hardware information ============================================ Platform : BXT-P Motherboard model : BroxtonP Motherboard type : NOTEBOOK Hand Held Motherboard manufacturer : IntelCorp. CPU family : Other CPU information : 06/5c GPU Card : Intel Corporation Atom/Celeron/Pentium Processor N4200/N3350/E3900 Series Integrated Graphics Controller (rev 0a) (prog-if 00 [VGA controller]) Memory ram : 8 GB Maximum memory ram allowed : 16 GB CPU thread : 4 CPU core : 4 Socket : Other attachments ============================================== dmesg.log Note : This issue does not occurs with DP
Created attachment 127672 [details] dmesg_fedora.log
the gfx driver versions for the comment 1 are the following : xf86-video-intel : xorg-x11-drv-intel-2.99.917-24.20160712.fc24.x86_64 mesa : mesa-libgbm-12.0.3-2.fc24.x86_64 cairo : cairo-1.15.2-24.intel20162 drm : libdrm-2.4.71-2.fc24.x86_64 libva : libva-intel-driver:x86_64 (1.7.2-24.intel20162)
the same issue happen with the same configuration in the comment 1 on Fedora 32Bits
Marking resolved+fixed since does not appear any more under newer configuration Unfortunately I do not have the commit that fixed this.
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