From: Oliver Neukum <oneukum@suse.com>
To: Tobias Herzog <t-herzog@gmx.de>
Cc: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org
Subject: [2/2] cdc-acm: correct counting of UART states in serial state notification
Date: Thu, 04 Oct 2018 15:34:12 +0200 [thread overview]
Message-ID: <1538660052.1254.4.camel@suse.com> (raw)
On Sa, 2018-09-22 at 22:11 +0200, Tobias Herzog wrote:
> The usb standard ("Universal Serial Bus Class Definitions for Communication
> Devices") distiguishes between "consistent signals" (DSR, DCD), and
> "irregular signals" (break, ring, parity error, framing error, overrun).
> The bits of "irregular signals" are set, if this error/event occurred on
> the device side and are immeadeatly unset, if the serial state notification
> was sent.
> Like other drivers of real serial ports do, just the occurence of those
> events should be counted in serial_icounter_struct (but no 1->0
> transitions).
>
> Signed-off-by: Tobias Herzog <t-herzog@gmx.de>
Acked-by: Oliver Neukum <oneukum@suse.com>
next reply other threads:[~2018-10-04 13:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-04 13:34 Oliver Neukum [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-10-02 17:34 [2/2] cdc-acm: correct counting of UART states in serial state notification Greg Kroah-Hartman
2018-09-22 20:11 Tobias Herzog
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