From: Tony Lindgren <tony@atomide.com>
To: Andy Shevchenko <andriy.shevchenko@intel.com>
Cc: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Jiri Slaby" <jirislaby@kernel.org>,
"Rob Herring" <robh@kernel.org>, "Dhruva Gole" <d-gole@ti.com>,
"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
"John Ogness" <john.ogness@linutronix.de>,
"Johan Hovold" <johan@kernel.org>,
"Sebastian Andrzej Siewior" <bigeasy@linutronix.de>,
"Vignesh Raghavendra" <vigneshr@ti.com>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
"Maximilian Luz" <luzmaximilian@gmail.com>
Subject: Re: [RFC PATCH 1/2] serial: core: Move tty and serdev to be children of serial core port device
Date: Tue, 24 Oct 2023 15:45:58 +0300 [thread overview]
Message-ID: <20231024124558.GM34982@atomide.com> (raw)
In-Reply-To: <ZTe7xIBCQ8e5DKZL@smile.fi.intel.com>
* Andy Shevchenko <andriy.shevchenko@intel.com> [231024 12:42]:
> On Tue, Oct 24, 2023 at 03:29:55PM +0300, Tony Lindgren wrote:
> > * Greg Kroah-Hartman <gregkh@linuxfoundation.org> [231024 11:52]:
> > > What does this change the sysfs tree to look like?
> >
> > On x86 qemu for the ttys:
> >
> > # find /sys -name tty
> > /sys/class/tty
> > /sys/class/tty/tty
> > /sys/devices/pnp0/00:04/00:04:0/00:04:0.0/tty
> > /sys/devices/platform/serial8250/serial8250:0/serial8250:0.3/tty
> > /sys/devices/platform/serial8250/serial8250:0/serial8250:0.1/tty
> > /sys/devices/platform/serial8250/serial8250:0/serial8250:0.2/tty
> > /sys/devices/virtual/tty
> > /sys/devices/virtual/tty/tty
>
> I believe the question was how serdev device will move it's location
> in the hierarchy.
If used, a serdev device serial0 will appear instead of the tty in
the same location.
Regards,
Tony
next prev parent reply other threads:[~2023-10-24 12:46 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-24 11:36 [RFC PATCH 1/2] serial: core: Move tty and serdev to be children of serial core port device Tony Lindgren
2023-10-24 11:36 ` [RFC PATCH 2/2] serial: core: Revert checks for tx runtime PM state Tony Lindgren
2023-10-24 11:52 ` [RFC PATCH 1/2] serial: core: Move tty and serdev to be children of serial core port device Greg Kroah-Hartman
2023-10-24 12:29 ` Tony Lindgren
2023-10-24 12:42 ` Andy Shevchenko
2023-10-24 12:45 ` Tony Lindgren [this message]
2023-10-24 14:01 ` Greg Kroah-Hartman
2023-10-25 6:51 ` Tony Lindgren
2023-10-25 7:33 ` Johan Hovold
2023-10-25 8:24 ` Tony Lindgren
2023-10-24 12:17 ` Andy Shevchenko
2023-10-24 12:43 ` Andy Shevchenko
2023-10-25 6:53 ` Tony Lindgren
2023-10-24 12:48 ` Johan Hovold
2023-10-24 13:37 ` Tony Lindgren
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