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From: Chris Adams <linux@cmadams.net>
To: Rajaram R <rajaram.officemail@gmail.com>
Cc: linux-usb@vger.kernel.org
Subject: Re: See USB-C charger info?
Date: Thu, 14 Dec 2023 09:44:04 -0600	[thread overview]
Message-ID: <20231214154404.GA10926@cmadams.net> (raw)
In-Reply-To: <CAOiXhaLQB45XzQLjbew50t-brA2aCYTQ5mMG=J4yW-qO=cMiZA@mail.gmail.com>

Once upon a time, Rajaram R <rajaram.officemail@gmail.com> said:
> On Thu, Dec 14, 2023 at 12:48 AM Chris Adams <linux@cmadams.net> wrote:
> >
> > I accidentally plugged my notebook into a 15W phone charger instead of
> > the 65W computer charger... but got no notice under Linux about it.  I
> > happened to reboot for updates and got a message from the BIOS about it
> > (this is a Thinkpad T14s AMD gen 4).  So I started looking to see if
> > there's a way to tell that from within Linux, but I couldn't find
> > anything.
> >
> > Am I missing a way to tell?  Would this even fall under the USB stack
> > (if not, any suggestions for where might I ask)?  I know USB-C is a
> > "complicated" port.
> 
> Please have a look at
> https://github.com/Rajaram-Regupathy/libtypec/wiki/typecstatus---Gauge-your-USB-C-port-for-better-UX

Hmm, that doesn't show anything on my system.  It looks like that uses
info from /sys/class/typec ... but that's empty on my systems.
-- 
Chris Adams <linux@cmadams.net>

      reply	other threads:[~2023-12-14 15:44 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-13 19:16 See USB-C charger info? Chris Adams
2023-12-14  4:49 ` Rajaram R
2023-12-14 15:44   ` Chris Adams [this message]

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