From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Laxman Dewangan <ldewangan@nvidia.com>
Cc: perex@perex.cz, tiwai@suse.de, lrg@ti.com,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
swarren@nvidia.com
Subject: Re: [PATCH] ASoC: snd_dmaengine: add common api for pcm_mmap
Date: Thu, 28 Jun 2012 11:51:48 +0100 [thread overview]
Message-ID: <20120628105148.GD28922@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1340866886-24432-1-git-send-email-ldewangan@nvidia.com>
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On Thu, Jun 28, 2012 at 12:31:26PM +0530, Laxman Dewangan wrote:
> The pcm mmap for the substream dma buffer is done using the
> dma_mmap_writecombine().
> Some of the chip sound driver like Spear, Tegra, Davinci,
> ep93xx,snd_imx, snd_mxs, NUC900, OMAP, Samsung are doing this
> mapping locally.
> Add api in the snd dmaengine driver so that different client of
> snd dmaengine can use this rather than implementing locally.
OK, but I'd expect this to come along with one or more patches
converting at least some of the users to the new API...
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next prev parent reply other threads:[~2012-06-28 10:51 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-28 7:01 [PATCH] ASoC: snd_dmaengine: add common api for pcm_mmap Laxman Dewangan
2012-06-28 10:51 ` Mark Brown [this message]
2012-06-28 11:56 ` Laxman Dewangan
2012-06-28 12:02 ` Mark Brown
2012-06-28 12:07 ` Laxman Dewangan
2012-06-28 12:44 ` Lars-Peter Clausen
2012-06-28 14:03 ` [alsa-devel] " Takashi Iwai
2012-06-28 11:09 ` Lars-Peter Clausen
2012-06-28 12:15 ` Takashi Iwai
2012-06-28 12:18 ` [alsa-devel] " Mark Brown
2012-06-28 12:30 ` Lars-Peter Clausen
2012-06-28 12:28 ` Mark Brown
2012-06-28 12:35 ` Laxman Dewangan
2012-06-28 12:57 ` Takashi Iwai
2012-06-28 13:04 ` Laxman Dewangan
2012-06-28 13:28 ` Takashi Iwai
2012-06-28 13:36 ` Laxman Dewangan
2012-06-28 13:51 ` Takashi Iwai
2012-06-28 14:00 ` Laxman Dewangan
2012-06-28 14:10 ` Takashi Iwai
2012-06-29 16:42 ` Lars-Peter Clausen
2012-07-02 12:50 ` Marek Szyprowski
2012-06-28 12:32 ` Clemens Ladisch
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