linux-serial.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Christer Weinigel <christer@weinigel.se>
To: Christer Weinigel <christer@weinigel.se>
Cc: Andy Parkins <andyparkins@gmail.com>, linux-serial@vger.kernel.org
Subject: Re: tcdrain / TCSBRK / wait_until_sent delay
Date: 09 May 2005 11:22:08 +0200	[thread overview]
Message-ID: <m37ji8lpof.fsf@zoo.weinigel.se> (raw)
In-Reply-To: <m3br7klpz4.fsf@zoo.weinigel.se>

Christer Weinigel <christer@weinigel.se> writes:

>     do {
>         ioctl(fd, TIOCSERGETLSR, &lsr);
>     } while (lsr & TIOCSER_TEMT);

Should be !(lsr & TIOCSER_TEMT), since the bit set means that the
transmitter is empty.

Note to self.  _Always_ check posted code one extra time.  :-/

  /Christer
 
-- 
"Just how much can I get away with and still go to heaven?"

Freelance consultant specializing in device driver programming for Linux 
Christer Weinigel <christer@weinigel.se>  http://www.weinigel.se

  reply	other threads:[~2005-05-09  9:22 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-05-05 15:50 tcdrain / TCSBRK / wait_until_sent delay Andy Parkins
2005-05-05 17:51 ` rich+ml
2005-05-06  8:01   ` Andy Parkins
2005-05-06 19:14     ` rich+ml
2005-05-07  9:35       ` Andy Parkins
2005-05-07 18:09         ` rich+ml
2005-05-09  8:01           ` Andy Parkins
     [not found]             ` <Pine.LNX.4.58.0505090825470.750@deadrat.localdomain>
2005-05-10  7:44               ` Andy Parkins
2005-05-09  8:16         ` Tosoni
2005-05-09  8:59           ` Russell King
2005-05-09 10:03             ` Tosoni
2005-05-09 10:13               ` Russell King
2005-05-09 15:43                 ` Theodore Ts'o
2005-05-07 10:32       ` Gerald Emig
2005-05-09  9:15 ` Christer Weinigel
2005-05-09  9:22   ` Christer Weinigel [this message]
2005-05-09 11:05     ` Andy Parkins
2005-05-09 15:53     ` Andy Parkins
2005-05-09 19:45     ` rich+ml

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=m37ji8lpof.fsf@zoo.weinigel.se \
    --to=christer@weinigel.se \
    --cc=andyparkins@gmail.com \
    --cc=linux-serial@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).