Re: [PATCH v1 3/3] tty: documentation: abi: add ttyvs null modem driver sysfs nodes
From: rishi gupta
Date: Thu Jan 09 2020 - 04:23:06 EST
Oh sorry, I will update this.
On Tue, Jan 7, 2020 at 12:59 AM Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>
> On Mon, Jan 06, 2020 at 12:51:55PM +0530, Rishi Gupta wrote:
> > The ttyvs driver exposes sysfs files to emulate various serial
> > port events. This commit document these files.
> >
> > Signed-off-by: Rishi Gupta <gupt21@xxxxxxxxx>
> > ---
> > .../ABI/testing/sysfs-devices-virtual-tty_ttyvs | 18 ++++++++++++++++++
> > 1 file changed, 18 insertions(+)
> > create mode 100644 Documentation/ABI/testing/sysfs-devices-virtual-tty_ttyvs
> >
> > diff --git a/Documentation/ABI/testing/sysfs-devices-virtual-tty_ttyvs b/Documentation/ABI/testing/sysfs-devices-virtual-tty_ttyvs
> > new file mode 100644
> > index 0000000..69b04e0
> > --- /dev/null
> > +++ b/Documentation/ABI/testing/sysfs-devices-virtual-tty_ttyvs
> > @@ -0,0 +1,18 @@
> > +What: /sys/devices/virtual/tty/ttyvsN/event
> > +Date: January 2020
> > +Contact: Rishi Gupta <gupt21@xxxxxxxxx>
> > +KernelVersion: 5.5
> > +Description:
> > + The ttyvs driver will emulate serial port event; parity error,
> > + framing error, overrun error, asserting or de-asserting break
> > + conditions and ring indication when user space application
> > + writes an event code on this sysfs file.
>
> You did not actually document any of the values read/written to this
> file, like you did in your 0/X patch description :(
>
> greg k-h