[Bug 218488] New: Linux warning `usb: port power management may be unreliable` on OptiPlex Small Form Factor Plus 7010

[Bug 218488] New: Linux warning `usb: port power management may be unreliable` on OptiPlex Small Form Factor Plus 7010

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=218488

            Bug ID: 218488
           Summary: Linux warning `usb: port power management may be
                    unreliable` on OptiPlex Small Form Factor Plus 7010
           Product: Drivers
           Version: 2.5
          Hardware: All
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P3
         Component: USB
          Assignee: drivers_usb@kernel-bugs.kernel.org
          Reporter: pmenzel+bugzilla.kernel.org@molgen.mpg.de
        Regression: No

Created attachment 305863
  --> https://bugzilla.kernel.org/attachment.cgi?id=305863&action=edit
Linux 6.1.53 messages (output of `dmesg`) with system firmware 1.7.1

On the Dell OptiPlex Small Form Factor Plus 7010 with at least system firmware
version 1.7.1, Linux warns:

    $ dmesg | grep "may be unreliable"
    [    3.755446] usb: port power management may be unreliable
    $ dmesg | grep -e "DMI:" -e "Linux version" -e microcode
    [    0.000000] Linux version 6.1.53.mx64.458 (root@claptrap.molgen.mpg.de)
(gcc (GCC) 10.4.0, GNU ld (GNU Binutils) 2.41) #1 SMP PREEMPT_DYNAMIC Thu Sep
14 09:08:44 CEST 2023
    [    0.000000] DMI: Dell Inc. OptiPlex SFF Plus 7010/0YGWFV, BIOS 1.7.1
08/11/2023
    [    3.882879] microcode: sig=0xb06f2, pf=0x2, revision=0x2c
    [    3.889116] microcode: Microcode Update Driver: v2.2.
    $ usb-devices

    T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=480 MxCh=16
    D:  Ver= 2.00 Cls=09(hub  ) Sub=00 Prot=01 MxPS=64 #Cfgs=  1
    P:  Vendor=1d6b ProdID=0002 Rev=06.01
    S:  Manufacturer=Linux 6.1.53.mx64.458 xhci-hcd
    S:  Product=xHCI Host Controller
    S:  SerialNumber=0000:00:14.0
    C:  #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=0mA
    I:  If#=0x0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub

    T:  Bus=01 Lev=01 Prnt=01 Port=07 Cnt=01 Dev#=  2 Spd=1.5 MxCh= 0
    D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
    P:  Vendor=413c ProdID=2113 Rev=01.10
    S:  Product=Dell KB216 Wired Keyboard
    C:  #Ifs= 2 Cfg#= 1 Atr=a0 MxPwr=100mA
    I:  If#=0x0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=01 Driver=usbhid
    I:  If#=0x1 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=00 Prot=00 Driver=usbhid

    T:  Bus=01 Lev=01 Prnt=01 Port=08 Cnt=02 Dev#=  3 Spd=1.5 MxCh= 0
    D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
    P:  Vendor=413c ProdID=301a Rev=01.00
    S:  Manufacturer=PixArt
    S:  Product=Dell MS116 USB Optical Mouse
    C:  #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
    I:  If#=0x0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=02 Driver=usbhid

    T:  Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=20000 MxCh= 9
    D:  Ver= 3.10 Cls=09(hub  ) Sub=00 Prot=03 MxPS= 9 #Cfgs=  1
    P:  Vendor=1d6b ProdID=0003 Rev=06.01
    S:  Manufacturer=Linux 6.1.53.mx64.458 xhci-hcd
    S:  Product=xHCI Host Controller
    S:  SerialNumber=0000:00:14.0
    C:  #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=0mA
    I:  If#=0x0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub

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[Bug 218488] Linux warning `usb: port power management may be unreliable` on OptiPlex Small Form Factor Plus 7010

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=218488

Paul Menzel (pmenzel+bugzilla.kernel.org@molgen.mpg.de) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |pmenzel+bugzilla.kernel.org
                   |                            |@molgen.mpg.de

--- Comment #1 from Paul Menzel (pmenzel+bugzilla.kernel.org@molgen.mpg.de) ---
Created attachment 305864
  --> https://bugzilla.kernel.org/attachment.cgi?id=305864&action=edit
Output of `acpidump` with system firmware 1.7.1

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[Bug 218488] Linux warning `usb: port power management may be unreliable` on OptiPlex Small Form Factor Plus 7010

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=218488

--- Comment #2 from Paul Menzel (pmenzel+bugzilla.kernel.org@molgen.mpg.de) ---
(This device still has Dell support until September 2026.)

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[Bug 218488] Linux warning `usb: port power management may be unreliable` on OptiPlex Small Form Factor Plus 7010

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=218488

Artem S. Tashkinov (aros@gmx.com) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #3 from Artem S. Tashkinov (aros@gmx.com) ---


*** This bug has been marked as a duplicate of bug 218490 ***

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