Alsa-Devel Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Abramo Bagnara <abramo@alsa-project.org>
To: Paul Davis <pbd@op.net>
Cc: alsa-devel@alsa-project.org
Subject: Re: should i be able to abort in the middle of snd_pcm_mmap_{begin,commit} ?
Date: Wed, 13 Feb 2002 18:47:54 +0100	[thread overview]
Message-ID: <3C6AA6CA.6C7C68@alsa-project.org> (raw)
In-Reply-To: 200202131727.g1DHRM604896@op.net

Paul Davis wrote:
> 
> should it work for me to call snd_pcm_drop() for both playback and
> capture streams if i'm in the middle of a snd_pcm_mmap_{begin,commit}
> pair?
> 
> unless i use RT timing, on both the trident and hammerfall, doing do
> invariably causes an effect upon restarting the streams that suggests
> an out-of-sync hw-pointer.

Do you mean:

snd_pcm_mmap_begin
snd_pcm_drop
snd_pcm_mmap_commit

sequence?

If yes, it does not work, you need to call snd_pcm_mmap_begin again
after snd_pcm_drop.

-- 
Abramo Bagnara                       mailto:abramo@alsa-project.org

Opera Unica                          Phone: +39.546.656023
Via Emilia Interna, 140
48014 Castel Bolognese (RA) - Italy

ALSA project               http://www.alsa-project.org
It sounds good!

_______________________________________________
Alsa-devel mailing list
Alsa-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/alsa-devel

      parent reply	other threads:[~2002-02-13 17:48 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-02-13 17:27 should i be able to abort in the middle of snd_pcm_mmap_{begin,commit} ? Paul Davis
2002-02-13 17:44 ` Jaroslav Kysela
2002-02-13 17:53   ` Paul Davis
2002-02-13 18:07     ` Jaroslav Kysela
2002-02-13 18:10       ` Paul Davis
2002-02-14 13:01         ` Kai Vehmanen
2002-02-14 13:35           ` Kai Vehmanen
2002-02-14 13:50             ` [Jackit-devel] " Paul Davis
2002-02-14 17:09               ` Kai Vehmanen
2002-02-14 17:37                 ` Jaroslav Kysela
2002-02-14 17:48                   ` Kai Vehmanen
2002-02-15 14:02                     ` Re: [Jackit-devel] Re: should i be able to abortin " Abramo Bagnara
2002-02-14 17:39                 ` [Jackit-devel] Re: should i be able to abort in " Kai Vehmanen
2002-02-14 17:57                   ` Jaroslav Kysela
2002-02-14 18:12                     ` Kai Vehmanen
2002-02-14 20:59                   ` Re: [Jackit-devel] " Paul Davis
2002-02-19  2:04             ` Kai Vehmanen
2002-02-19  7:15               ` Jaroslav Kysela
2002-02-21  6:21                 ` Kai Vehmanen
2002-02-21  8:14                   ` Jaroslav Kysela
2002-02-21  8:50                     ` Jaroslav Kysela
2002-02-21  9:02                     ` Re: should i be able to abort in the middle ofsnd_pcm_mmap_{begin,commit} ? Abramo Bagnara
2002-02-21  9:39                       ` Kai Vehmanen
2002-02-21 10:00                         ` Abramo Bagnara
2002-02-21 10:12                           ` Jaroslav Kysela
2002-02-21 10:42                             ` Abramo Bagnara
2002-02-21 10:06                         ` Jaroslav Kysela
2002-02-21 10:25                     ` Re: should i be able to abort in the middle of snd_pcm_mmap_{begin,commit} ? Kai Vehmanen
2002-02-21 10:35                       ` Jaroslav Kysela
2002-02-21 12:08                         ` Kai Vehmanen
2002-02-21  8:35                   ` Kai Vehmanen
2002-02-13 17:47 ` Abramo Bagnara [this message]

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=3C6AA6CA.6C7C68@alsa-project.org \
    --to=abramo@alsa-project.org \
    --cc=alsa-devel@alsa-project.org \
    --cc=pbd@op.net \
    /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