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SubjectRe: [PATCH v1 3/3] tty: documentation: abi: add ttyvs null modem driver sysfs nodes
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@gmail.com>
> ---
> .../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@gmail.com>
> +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

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