02-05-2020, 03:44 PM
Hi folks,
Just got my hands on the PBP. Starting to play around. I'm on the default Debian image.
I have a UGreen USB-C Dock (HDMI+VGA+ETH+SD+3xUSB3+USBC) https://www.ugreen.com/product/1324-en.html
I am able to get the Ethernet and USB3 connections no problem, but I can't seem to detect my external monitor.
Looking at dmesg I see the following when I plug in the dock.
Any ideas what could be causing this dpcd read failed?
Just got my hands on the PBP. Starting to play around. I'm on the default Debian image.
I have a UGreen USB-C Dock (HDMI+VGA+ETH+SD+3xUSB3+USBC) https://www.ugreen.com/product/1324-en.html
I am able to get the Ethernet and USB3 connections no problem, but I can't seem to detect my external monitor.
Looking at dmesg I see the following when I plug in the dock.
Code:
[ 846.416516] fusb302 4-0022: CC connected in CC1 as UFP
[ 846.420458] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 846.554795] fusb302 4-0022: PD connected as UFP, fetching 5V
[ 846.558223] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 847.160746] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 847.202828] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 847.230405] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 847.236317] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 847.245765] fusb302 4-0022: DP config successful, pin_assignment 0x8
[ 847.245956] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Not connected. Disabling cdn
[ 847.758078] fusb302 4-0022: attention, dp_status 9a
[ 847.758702] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] Connected, not enabled. Enabling cdn
[ 847.892359] usb 3-1: new high-speed USB device number 16 using xhci-hcd
[ 847.951747] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 847.968348] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 847.985346] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.000539] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.014585] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.031381] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.048351] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.065469] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.082395] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.099701] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.116455] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.117926] usb 3-1: New USB device found, idVendor=2109, idProduct=2817
[ 848.117950] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 848.117963] usb 3-1: Product: USB2.0 Hub
[ 848.117976] usb 3-1: Manufacturer: VIA Labs, Inc.
[ 848.132901] hub 3-1:1.0: USB hub found
[ 848.133482] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.133521] hub 3-1:1.0: 4 ports detected
[ 848.150743] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.167363] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.184420] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.201381] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.218380] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.235417] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.250389] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.267383] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.284392] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.301495] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.318379] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.335372] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.352408] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.369397] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.386461] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.403438] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.420919] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.437468] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.454702] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.471707] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.488384] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.505373] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.522435] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.539097] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.555580] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.572854] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.589552] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.606426] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.623405] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.640429] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.657686] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.674484] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.691664] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.708789] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.725398] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.742400] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.757414] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.774181] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.792384] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.809427] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.826635] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.843630] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.861042] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.878508] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.895397] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.911839] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.929054] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.946278] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.963378] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.966532] usb 3-1.3: new full-speed USB device number 17 using xhci-hcd
[ 848.980383] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 848.997361] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.014443] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.031424] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.048189] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.065413] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.082397] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.099841] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.116861] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.134038] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.150749] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.167635] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.184423] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.201372] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.206287] usb 3-1.3: New USB device found, idVendor=1209, idProduct=5bf0
[ 849.206313] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 849.206452] usb 3-1.3: Product: Fomu DFU Bootloader v1.8.7
[ 849.206467] usb 3-1.3: Manufacturer: Foosn
[ 849.218401] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.235605] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.252452] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.266397] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.281613] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.298661] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.315443] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.332435] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.349494] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.366737] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.383395] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.395828] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.412076] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.428218] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.432563] usb 3-1.4: new high-speed USB device number 18 using xhci-hcd
[ 849.444888] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.461244] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.478422] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.495294] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.512203] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.536384] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.553479] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.570130] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.586916] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.603141] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.620204] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.637413] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.655005] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.671528] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.678948] usb 3-1.4: New USB device found, idVendor=0bda, idProduct=5412
[ 849.678963] usb 3-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 849.678970] usb 3-1.4: Product: 4-Port USB 2.0 Hub
[ 849.678977] usb 3-1.4: Manufacturer: Generic
[ 849.688397] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.700741] hub 3-1.4:1.0: USB hub found
[ 849.701291] hub 3-1.4:1.0: 2 ports detected
[ 849.705371] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.719427] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.736480] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.753504] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.770159] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.786491] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.803447] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.820684] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.837371] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.854592] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.871422] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.888425] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.905567] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.922379] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.939701] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.956390] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.973719] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 849.990590] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.007547] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.024457] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.041855] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.058573] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.075432] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.092522] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.107390] usb 3-1.4.1: new high-speed USB device number 19 using xhci-hcd
[ 850.109421] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.126572] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.150392] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.167526] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.185418] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.203059] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.220754] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.238406] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.256965] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.273578] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.290663] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.297584] usb 3-1.4.1: New USB device found, idVendor=0b95, idProduct=1790
[ 850.297610] usb 3-1.4.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 850.297623] usb 3-1.4.1: Product: AX88179
[ 850.297635] usb 3-1.4.1: Manufacturer: ASIX Elec. Corp.
[ 850.297647] usb 3-1.4.1: SerialNumber: 0000000000026C
[ 850.306945] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.323387] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.339739] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.356140] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.372567] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.388941] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.405485] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.422769] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.439166] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.455643] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.472428] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.489106] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.505508] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.521914] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.535637] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.548654] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.565688] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.582917] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.599813] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.616734] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.633667] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.649510] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.662191] ax88179_178a 3-1.4.1:1.0 eth0: register 'ax88179_178a' at usb-xhci-hcd.2.auto-1.4.1, ASIX AX88179 USB 3.0 Gigabit Ethernet, 00:0e:c6:c6:7a:83
[ 850.668413] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.685483] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.702395] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.720939] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.737559] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.754848] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.771822] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.788516] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.805642] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.823179] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.840404] usb 3-1.4.2: new high-speed USB device number 20 using xhci-hcd
[ 850.840494] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.860411] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.877809] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.894978] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.911818] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.928858] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.945713] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.962831] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.979451] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 850.996410] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.013593] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.021400] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 851.030400] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.033137] usb 3-1.4.2: New USB device found, idVendor=05e3, idProduct=0749
[ 851.033162] usb 3-1.4.2: New USB device strings: Mfr=3, Product=4, SerialNumber=5
[ 851.033175] usb 3-1.4.2: Product: USB3.0 Card Reader
[ 851.033188] usb 3-1.4.2: Manufacturer: Generic
[ 851.033199] usb 3-1.4.2: SerialNumber: 000000001536
[ 851.035932] usb-storage 3-1.4.2:1.0: USB Mass Storage device detected
[ 851.036522] usb-storage 3-1.4.2:1.0: Quirks match for vid 05e3 pid 0749: 520
[ 851.036844] scsi host3: usb-storage 3-1.4.2:1.0
[ 851.047416] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.064412] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.085317] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.091035] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 851.102411] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.119389] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.138055] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.155578] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.172397] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.189171] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.205585] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.222036] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.238356] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.255181] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.271592] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.288748] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.305817] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.323074] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.339522] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.356565] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.373469] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.390445] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.407477] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.424516] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.446461] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.464413] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.482303] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.499100] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.516709] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.534576] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.552771] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.570443] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.591428] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.609402] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.627064] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.643439] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.660578] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.677399] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.694583] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.711470] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.728425] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.745611] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.763547] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.780424] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.797626] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.815445] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.833432] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.852479] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.875427] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.893420] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.912134] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.930529] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.947727] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.964579] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.982930] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 851.999410] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.019440] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.037426] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.042006] scsi 3:0:0:0: Direct-Access Generic MassStorageClass 1536 PQ: 0 ANSI: 6
[ 852.043527] scsi 3:0:0:1: Direct-Access Generic MassStorageClass 1536 PQ: 0 ANSI: 6
[ 852.056424] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.073028] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.089444] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.106219] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.122621] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.139373] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.153605] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.167677] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.184573] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.202653] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.220250] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.237481] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.254609] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.271644] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.288627] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.305782] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.322727] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.340566] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.358069] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.374673] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.391666] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.408758] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.425804] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.442733] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.459436] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.476708] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.493738] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.510667] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.527500] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.544517] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.561771] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.578663] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.594982] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.611493] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.628472] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.645917] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.659914] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.676439] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.693655] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.710450] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.727445] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.742461] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.759290] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.776063] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.792423] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.809198] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.825684] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.842517] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.859446] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.868904] sd 3:0:0:0: [sda] Attached SCSI removable disk
[ 852.873565] sd 3:0:0:1: [sdb] Attached SCSI removable disk
[ 852.876228] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.893691] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.910791] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.927488] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.944733] cdn-dp fec00000.dp: [drm:cdn_dp_dpcd_read] *ERROR* dpcd read failed: -22
[ 852.955737] cdn-dp fec00000.dp: [drm:cdn_dp_check_sink_connection] *ERROR* Get sink capability timed out
[ 852.955817] cdn-dp fec00000.dp: [drm:cdn_dp_pd_event_work] *ERROR* Enable dp failed -19
[ 854.084232] ax88179_178a 3-1.4.1:1.0 eth0: ax88179 - Link status is: 1
Any ideas what could be causing this dpcd read failed?