linux-kernel - Re: [PATCH v12 1/1] serial: core: Start managing serial controllers to enable runtime PM

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Message-ID: <ZIDmdLDNitoSJrUO@smile.fi.intel.com>
Date:   Wed, 7 Jun 2023 23:20:04 +0300
From:   Andy Shevchenko <andriy.shevchenko@...el.com>
To:     Chen-Yu Tsai <wenst@...omium.org>
Cc:     Tony Lindgren <tony@...mide.com>,
        John Ogness <john.ogness@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>, Dhruva Gole <d-gole@...com>,
        Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
        Johan Hovold <johan@...nel.org>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Vignesh Raghavendra <vigneshr@...com>,
        linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-serial@...r.kernel.org,
        Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v12 1/1] serial: core: Start managing serial controllers
 to enable runtime PM

On Wed, Jun 07, 2023 at 12:46:51PM +0800, Chen-Yu Tsai wrote:
> On Tue, Jun 6, 2023 at 8:21 PM Tony Lindgren <tony@...mide.com> wrote:

...

> After a bit more testing, it seems the Bluetooth problem is more like
> an undervolt issue.

Undercurrent I believe.
Just my pedantic 2 cents and electronics engineer by education :-)

> If I have WiFi and BT probe at the same time, Bluetooth
> fails. If they probe separately, everything works fine.

-- 
With Best Regards,
Andy Shevchenko