[Bug 1946096] Re: Apply upstream patches to fix problems for Foxconn and Quectel modems.

[Sebastien Bacher]

would you have an update for impish, that's where we should start

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Title:
  Apply upstream patches to fix problems for Foxconn and Quectel modems.

Status in OEM Priority Project:
  New
Status in modemmanager package in Ubuntu:
  New

Bug description:
  [Impact]

  The following 2 modems need the ModemManager v1.16.6 suite to be patched from v1.18.2 to fix some problems(LP#1943774, LP#1943780):
  * Foxconn SDX55 T99W175 5G sub6 PCIE Modem
  * Quectel SDX24 EM160R-GL 4G LTE CAT16 PCIE Modem 

  The requested upstream patches are listed as below:
  * for Quectel EM160 4G
    ** https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/commit/83ac82470589a3672092a0ba0be855093b1cf5e2 
  * for Foxconn T99W175
    ** https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/commit/21ae558fe3600c84b3ca7dcd9bf50a3ba576c7c9
    **https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/commit/76e700f4fd703f952208993330ab098305c13d6b
    ** https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/commit/52bf2c641171ded9e617022f40497c8984520371
    ** https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/commit/33e2b023ef01bea9da37ae2beb192f7d92bce47a
    ** https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/commit/f72046701659073fbfa97516e155865647acb154 

  
  [Test Plan]

  1. Install the Ubuntu image.
  2. Boot and login the system.
  3. Prepare the modem’s firmware and install the firmware upgrading application provided by Foxconn and Quectel
  4. Using the firmware upgrading application to upgrade the modem’s firmware 
  5. Verify if the modem’s firmware upgrading is successful
  6. Reboot 
  7. Verify if the upgraded modem firmware is still working

  
  [Where problems could occur]

  The requested upstream patches are for these 2 specific modems and the status information.
  This should not affect existing generic functions and other modems.

  
  [Other Info]

  The firmware and the upgrading application can be downloaded from the following link:
  * LP#1943774 for Quectel modems
  * LP#1943780 for Foxconn modems

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