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Date:   Mon, 12 Dec 2022 14:53:20 +0200
From:   Tony Lindgren <tony@atomide.com>
To:     Ilpo =?utf-8?B?SsOkcnZpbmVu?= <ilpo.jarvinen@linux.intel.com>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Andy Shevchenko <andriy.shevchenko@intel.com>,
        Jiri Slaby <jirislaby@kernel.org>,
        Johan Hovold <johan@kernel.org>,
        Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        Vignesh Raghavendra <vigneshr@ti.com>,
        linux-serial <linux-serial@vger.kernel.org>,
        linux-omap@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH v4 1/1] serial: core: Start managing serial
 controllers to enable runtime PM
Message-ID: <Y5ckQKmQYwi8aWgi@atomide.com>
References: <20221207124305.49943-1-tony@atomide.com>
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 <3c87186b-336f-6884-a2c-6ee3c9d70@linux.intel.com>
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* Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> [221212 12:49]:
> On Mon, 12 Dec 2022, Tony Lindgren wrote:
> 
> > Hi Ilpo,
> > 
> > * Tony Lindgren <tony@atomide.com> [221208 11:13]:
> > > * Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> [221208 10:48]:
> > > > With the other patch on top of this, yes, I did see uninitialized 
> > > > port->port_dev already in serial_core_add_one_port()->uart_configure_port().
> > > > While that could be solved by removing the pm_runtime_*() calls from 
> > > > there, I think it's a generic problem because after 
> > > > serial_core_add_one_port() the port can have anything happening on it, no?
> > > 
> > > OK. Sounds like it should get sorted out by moving the call to
> > > serial_core_add_one_port() to happen after the devices are created.
> > 
> > Can you give a try with the patch below and see if it works for you?
> 
> This one worked, yes.

OK good to hear. I'll send out v5 after -rc1 then.

Thanks,

Tony