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Issue 751383 link

Starred by 1 user
Status: Archived
Owner:
benchan@chromium.org
Closed: Aug 2017
Cc:
█ ejcaruso@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Chrome
Pri: 1
Type: Bug



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ModemManager: initial port probing seems broken on Altair LTE modem (USI Messi-V module)

Project Member Reported by benchan@chromium.org, Aug 2 2017 
The following upstream change seems to break the initial port probing of Altair LTE modem (USI Messi-V module):

https://cgit.freedesktop.org/ModemManager/ModemManager/commit/?id=fcd4a8c5dc6be8e72cfa7378829fef5c27c892a7

Non-zero send-delay should be used.

Comment 2 by benchan@chromium.org, Aug 2 2017

Status: Started (was: Assigned)
Project Member

Comment 3 by bugdroid1@chromium.org, Aug 3 2017 

The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/third_party/modemmanager-next/+/cf878d091a9233f5077bfdc1895ae5e5f62a712d

commit cf878d091a9233f5077bfdc1895ae5e5f62a712d
Author: Ben Chan <benchan@chromium.org>
Date: Thu Aug 03 08:11:03 2017

FROMLIST: altair-lte: don't use send-delay=0

As observed on some modems, send-delay=0 seems to break port probing.

https://lists.freedesktop.org/archives/modemmanager-devel/2017-August/005458.html

BUG= chromium:751383 
TEST=Tested cellular connectivity on a device with an Altair LTE modem.

Change-Id: Ibfc3753b0a324379d3144ce9254e2144c1fffb4e
Reviewed-on: https://chromium-review.googlesource.com/598433
Commit-Ready: Ben Chan <benchan@chromium.org>
Tested-by: Ben Chan <benchan@chromium.org>
Reviewed-by: Eric Caruso <ejcaruso@chromium.org>

[modify] https://crrev.com/cf878d091a9233f5077bfdc1895ae5e5f62a712d/plugins/altair/mm-plugin-altair-lte.c

Comment 4 by benchan@chromium.org, Aug 3 2017

Labels: Merge-Request-61
Status: Fixed (was: Started)

Comment 5 by kbleicher@google.com, Aug 3 2017

Labels: -Merge-Request-61 Merge-Approved-61
Approving merge to M61 Chrome OS.
Project Member

Comment 6 by bugdroid1@chromium.org, Aug 3 2017

Labels: merge-merged-release-R61-9765.B
The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/third_party/modemmanager-next/+/6b0fbedc7be44ec4a8bca389d824fc750c38e259

commit 6b0fbedc7be44ec4a8bca389d824fc750c38e259
Author: Ben Chan <benchan@chromium.org>
Date: Thu Aug 03 18:13:20 2017

FROMLIST: altair-lte: don't use send-delay=0

As observed on some modems, send-delay=0 seems to break port probing.

https://lists.freedesktop.org/archives/modemmanager-devel/2017-August/005458.html

BUG= chromium:751383 
TEST=Tested cellular connectivity on a device with an Altair LTE modem.

Change-Id: Ibfc3753b0a324379d3144ce9254e2144c1fffb4e
Reviewed-on: https://chromium-review.googlesource.com/598433
Commit-Ready: Ben Chan <benchan@chromium.org>
Tested-by: Ben Chan <benchan@chromium.org>
Reviewed-by: Eric Caruso <ejcaruso@chromium.org>
(cherry picked from commit cf878d091a9233f5077bfdc1895ae5e5f62a712d)
Reviewed-on: https://chromium-review.googlesource.com/600787
Commit-Queue: Ben Chan <benchan@chromium.org>

[modify] https://crrev.com/6b0fbedc7be44ec4a8bca389d824fc750c38e259/plugins/altair/mm-plugin-altair-lte.c

Comment 7 by benchan@chromium.org, Aug 3 2017

Labels: -Merge-Approved-61 Merge-Merged

Comment 8 by dchan@chromium.org, Jan 22 2018

Status: Archived (was: Fixed)
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