public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Lee Revell <rlrevell@joe-job.com>
To: Marcin Dalecki <martin@dalecki.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Linux Kernel list <linux-kernel@vger.kernel.org>,
	Takashi Iwai <tiwai@suse.de>
Subject: Re: Mac mini sound woes
Date: Tue, 29 Mar 2005 17:13:04 -0500	[thread overview]
Message-ID: <1112134385.5386.22.camel@mindpipe> (raw)
In-Reply-To: <e5141b458a44470b90bfb2ecfefd99cf@dalecki.de>

On Tue, 2005-03-29 at 11:22 +0200, Marcin Dalecki wrote:
> No. You didn't get it. I'm taking the view that mixing sound is simply
> a task you would typically love to make a DSP firmware do.
> However providing a DSP for sound processing at 44kHZ on the same
> PCB as an 1GHZ CPU is a ridiculous waste of resources. Thus most 
> hardware
> vendors out there decided to use the main CPU instead. Thus the 
> "firmware"
> is simply running on the main CPU now. Now where should it go? I'm 
> convinced
> that its better to put it near the hardware in the whole stack. You 
> think
> it's best to put it far away and to invent artificial synchronization
> problems between different applications putting data down to the
> same hardware device.

This is the exact line of reasoning that led to Winmodems.

Lee


  parent reply	other threads:[~2005-03-29 22:18 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-27 23:42 Mac mini sound woes Benjamin Herrenschmidt
2005-03-28  1:42 ` Andrea Arcangeli
2005-03-28  2:34   ` Benjamin Herrenschmidt
2005-03-29  3:36 ` Lee Revell
2005-03-29  3:41   ` Benjamin Herrenschmidt
2005-03-29  7:47   ` Marcin Dalecki
2005-03-29  8:18     ` Benjamin Herrenschmidt
2005-03-29  9:22       ` Marcin Dalecki
2005-03-29 10:22         ` Takashi Iwai
2005-03-30  1:45           ` Marcin Dalecki
2005-03-30  2:08             ` Lee Revell
2005-03-30  4:14             ` Lee Revell
2005-03-30  5:15             ` Steven Rostedt
2005-03-29 22:13         ` Lee Revell [this message]
2005-03-29 23:25           ` Chris Friesen
2005-03-29 23:39             ` Benjamin Herrenschmidt
2005-03-30  1:48               ` Marcin Dalecki
2005-03-30  5:42                 ` Lee Revell
2005-03-30  1:45           ` Marcin Dalecki
2005-03-29 10:02   ` Takashi Iwai
2005-03-29 11:04     ` Benjamin Herrenschmidt
2005-03-29 12:12       ` Takashi Iwai
2005-03-29 19:05       ` Lee Revell
2005-03-29 19:31         ` Takashi Iwai
2005-03-29 20:11           ` Lee Revell
2005-03-29 22:03           ` Benjamin Herrenschmidt

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=1112134385.5386.22.camel@mindpipe \
    --to=rlrevell@joe-job.com \
    --cc=benh@kernel.crashing.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=martin@dalecki.de \
    --cc=tiwai@suse.de \
    /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