alsa-devel.alsa-project.org archive mirror
 help / color / mirror / Atom feed
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: "Péter Ujfalusi" <peter.ujfalusi@ti.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
	"Girdwood, Liam" <lrg@ti.com>,
	"Lopez Cruz, Misael" <misael.lopez@ti.com>
Subject: Re: [PATCH v2 2/2] ASoC: omap-mcpdm: Replace legacy driver
Date: Tue, 23 Aug 2011 11:57:17 +0100	[thread overview]
Message-ID: <20110823105716.GK9232@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1841405.uncpCjWKsY@barack>

On Tue, Aug 23, 2011 at 10:52:03AM +0300, Péter Ujfalusi wrote:

> 1. Stop platform (DMA)
> 2. Power down (mostly codec side)
> 3. Stop cpu dai

> I'm not sure about this, but we should not have running DMA after 
> trigger:stop?

I'd expect that to stop the DMA.  I need to think about this properly
but I think the main trick is keeping the CPU DAI active for longer than
we would normally.

  reply	other threads:[~2011-08-23 10:57 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-19  7:41 [PATCH v2 0/2] ASoC: omap-mcpdm: New McPDM driver Peter Ujfalusi
2011-08-19  7:41 ` [PATCH v2 1/2] ASoC: DAPM: Add private data pointer for DAPM widget Peter Ujfalusi
2011-08-20  7:02   ` Mark Brown
2011-08-22 13:33     ` Péter Ujfalusi
2011-08-22 22:32       ` Mark Brown
2011-08-19  7:41 ` [PATCH v2 2/2] ASoC: omap-mcpdm: Replace legacy driver Peter Ujfalusi
2011-08-19  8:38   ` Lars-Peter Clausen
2011-08-19  8:49     ` Lars-Peter Clausen
2011-08-19 12:38       ` Liam Girdwood
2011-08-19 13:13         ` Lars-Peter Clausen
2011-08-19 16:59           ` Liam Girdwood
2011-08-22 11:34       ` Péter Ujfalusi
2011-08-22 13:04         ` Mark Brown
2011-08-22 13:39         ` Lars-Peter Clausen
2011-08-23  6:49           ` Péter Ujfalusi
2011-08-23 10:14             ` Lars-Peter Clausen
2011-08-26  8:08               ` Péter Ujfalusi
2011-08-19 13:33   ` Paul Menzel
2011-08-20  7:01   ` Mark Brown
2011-08-23  7:52     ` Péter Ujfalusi
2011-08-23 10:57       ` Mark Brown [this message]
2011-08-26  8:01       ` Péter Ujfalusi

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=20110823105716.GK9232@opensource.wolfsonmicro.com \
    --to=broonie@opensource.wolfsonmicro.com \
    --cc=alsa-devel@alsa-project.org \
    --cc=lrg@ti.com \
    --cc=misael.lopez@ti.com \
    --cc=peter.ujfalusi@ti.com \
    /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).