<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Mar 21, 2014 at 5:44 PM, Ben Chan <span dir="ltr"><<a href="mailto:benchan@chromium.org" target="_blank">benchan@chromium.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote"><div><div class="h5">On Fri, Mar 21, 2014 at 5:14 AM, Aleksander Morgado <span dir="ltr"><<a href="mailto:aleksander@aleksander.es" target="_blank">aleksander@aleksander.es</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">+Ben<br>
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On Fri, Mar 21, 2014 at 1:05 PM, Lars Knudsen <<a href="mailto:larsgk@gmail.com" target="_blank">larsgk@gmail.com</a>> wrote:<br>
>> sending a QCDM probe to see if the port replies correctly to it. If<br>
>> nothing is replied to the probe, the port will finally be discarded.<br>
>> This whole sequence may take up several seconds, as for each AT and<br>
>> QCDM probe we retry a couple of times. BTW, all this is for MM 1.x,<br>
>> the logic in MM 0.6.x is a bit different.<br>
><br>
> How many seconds for the version in the current Chromebooks (approx?).<br>
> As the Chromebooks are not easily possible to hack a blacklist in - AND they<br>
> are considered a std consumer device, they will be most exposed to this<br>
> problem.<br>
<br>
</div>I think it's around 9s for AT probing (3x3s) and 6s for QCDM probing (2x3s).<br>
<br>
Ben, is the ModemManager package updated regularly in Chromebooks?<br>
i.e. how long would it take to have a blacklist update be released in<br>
ChromeOS?<br>
<span><font color="#888888"><br></font></span></blockquote><div><br></div></div></div><div>I'd love to say "as soon as we can" :) but there is no guarantee on whether or how long a upstream change would be pulled into Chromium OS.</div>
</div></div></div></blockquote><div>ouch ;) - can you (or someone else) please tell me what I should do to get our VID/PID listed so the modemmanager doesn't pick it up?</div><div><br></div><div>br</div><div>Lars </div>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">
<div><br></div><div>That said, we've been tracking upstream ModemManager very closely so far and pull upstream changes when necessary. As soon as upstream changes are pulled, they usually appear in the Chrome OS stable channel in about 6 weeks, which is our typical release cycle.</div>
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