Was wondering if you have found a solution to these errors because I have the 7540 and it has the same errors.

dmesg --level=err,warn
[    1.464988] nvme nvme0: missing or invalid SUBNQN field.
[    2.163690] [drm:lspcon_init [i915]] *ERROR* Failed to probe lspcon
[    2.163735] [drm:intel_ddi_init [i915]] *ERROR* LSPCON init failed on port D
[    2.208839] [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS
[    2.607891] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
[    2.608544] i8042: Warning: Keylock active
[    2.626111] usb: port power management may be unreliable
[    3.398650] acpi PNP0C14:02: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01)
[    3.398786] wmi_bus wmi_bus-PNP0C14:03: WQBC data block query control method not found
[    3.398790] acpi PNP0C14:03: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01)
[    3.402931] acpi PNP0C14:04: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01)
[    3.430486] acpi PNP0C14:05: duplicate WMI GUID 05901221-D566-11D1-B2F0-00A0C9062910 (first instance was on PNP0C14:01)
[    3.586484] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[    3.630098] i801_smbus 0000:00:1f.4: Accelerometer lis3lv02d is present on SMBus but its address is unknown, skipping registration
[    3.772440] ATPX version 1, functions 0x00000033
[    3.773951] CRAT table not found
[    4.185280] kvm: disabled by bios
[    4.284563] kvm: disabled by bios
[    4.331176] i2c_hid i2c-DELL0926:00: i2c-DELL0926:00 supply vdd not found, using dummy regulator
[    4.331185] i2c_hid i2c-DELL0926:00: i2c-DELL0926:00 supply vddl not found, using dummy regulator
[    4.418939] kvm: disabled by bios
[    4.527092] kvm: disabled by bios
[    4.623066] thermal thermal_zone10: failed to read out thermal zone (-61)
[    4.651434] kvm: disabled by bios
[    4.754673] kvm: disabled by bios
[    4.834554] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[    4.855112] kvm: disabled by bios
[    4.855824] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[    4.971427] kvm: disabled by bios
[    5.053898] kvm: disabled by bios
[    5.059838] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[    5.073044] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[    5.173285] kvm: disabled by bios
[    5.294366] kvm: disabled by bios
[    5.349936] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[    5.401904] kvm: disabled by bios
[    5.853140] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[    7.970528] kauditd_printk_skb: 15 callbacks suppressed
[   14.491887] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[   14.502227] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[   17.576974] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[   18.076975] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[   57.562202] ACPI: button: The lid device is not compliant to SW_LID.
[   59.496969] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[   59.996968] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[   60.575323] IRQ 164: no longer affine to CPU1
[   60.578668] IRQ 165: no longer affine to CPU2
[   60.581865] IRQ 166: no longer affine to CPU3
[   60.585088] IRQ 167: no longer affine to CPU4
[   60.588234] IRQ 168: no longer affine to CPU5
[   60.591409] IRQ 169: no longer affine to CPU6
[   60.595726] IRQ 170: no longer affine to CPU7
[   60.598976] IRQ 171: no longer affine to CPU8
[   60.602346] IRQ 172: no longer affine to CPU9
[   60.605859] IRQ 173: no longer affine to CPU10
[   61.128695] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[   61.137280] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[   62.231853] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[   62.731839] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[   63.402511] done.
[   63.678844] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[   63.685509] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[   63.885847] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[   63.892721] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[   67.252042] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[   67.260651] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[  702.408771] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[  702.908775] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[  704.066237] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[  704.074899] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[  705.150215] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[  705.650223] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[  706.370704] done.
[  706.643748] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[  706.650272] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[  706.850393] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[  706.857766] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[  710.210929] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[  710.219067] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 4453.666720] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 4454.166718] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 4455.301228] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 4455.310251] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 4456.348160] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 4456.848154] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 4457.551890] done.
[ 4457.837662] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 4457.844690] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 4458.047481] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 4458.054278] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 4462.475318] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 4462.487012] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 7721.134846] ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.PEG0.PEGP.BRT6.LCD], AE_NOT_FOUND (20190703/psargs-330)
[ 7721.134852] ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.BRT6 due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7721.134855] ACPI Error: Aborting method \EV5 due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7721.134857] ACPI Error: Aborting method \SMEE due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7721.134859] ACPI Error: Aborting method \SMIE due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7721.134861] ACPI Error: Aborting method \NEVT due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7721.134863] ACPI Error: Aborting method \_SB.PCI0.LPCB.ECDV._Q66 due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7722.116142] ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.PEG0.PEGP.BRT6.LCD], AE_NOT_FOUND (20190703/psargs-330)
[ 7722.116147] ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.BRT6 due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7722.116150] ACPI Error: Aborting method \EV5 due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7722.116152] ACPI Error: Aborting method \SMEE due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7722.116154] ACPI Error: Aborting method \SMIE due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7722.116155] ACPI Error: Aborting method \NEVT due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 7722.116157] ACPI Error: Aborting method \_SB.PCI0.LPCB.ECDV._Q66 due to previous error (AE_NOT_FOUND) (20190703/psparse-529)
[ 8829.777916] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 8830.277914] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 8831.398834] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 8831.407883] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 8832.436065] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 8832.936038] [drm:hwss_edp_wait_for_hpd_ready [amdgpu]] *ERROR* hwss_edp_wait_for_hpd_ready: wait timed out!
[ 8833.678365] done.
[ 8833.960610] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 8833.967342] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 8834.164588] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 8834.172018] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS
[ 8837.206766] iwlwifi 0000:6e:00.0: FW already configured (0) - re-configuring
[ 8837.218648] iwlwifi 0000:6e:00.0: BIOS contains WGDS but no WRDS