linux-kernel - RE: [PATCH 0/2] Convert davinci ASoC to genalloc SRAM

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Date:	Wed, 10 Oct 2012 06:54:12 +0000
From:	"Kumar, Anil" <anilkumar.v@...com>
To:	"Porter, Matt" <mporter@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Hebbar, Gururaja" <gururaja.hebbar@...com>,
	"Nori, Sekhar" <nsekhar@...com>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Alsa Devel List <alsa-devel@...a-project.org>,
	Linux DaVinci Kernel List 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	Ben Gardiner <bengardiner@...ometrics.ca>,
	Daniel Mack <zonque@...il.com>
Subject: RE: [PATCH 0/2] Convert davinci ASoC to genalloc SRAM

On Thu, Oct 04, 2012 at 15:45:43, Porter, Matt wrote:
> This series converts davinci ASoC to use genalloc and enables
> that support on DA850. It applies on top of the uio_pruss/genalloc
> series [1] which allows DaVinci to provide a gen_pool via pdata
> for driver use.
> 
> I've tested this on the AM180x EVM. Note that prior to this,
> the SRAM paths in the driver were completely unused. I've only
> enabled ping-pong buffering on the platform I can test as it's
> best to allow those with DM644x and similar platforms to set the
> playback/capture sram size to something that's known to work
> for them.
> 
> [1] http://www.spinics.net/lists/arm-kernel/msg198854.html

Tested on DA850 EVM after applying patches from [1] above.
Tested on Linux-torvalds 3.6-rc6 master branch.
Tested ASoC module (aplay & arecord for various frequencies)

Acked-by: Kumar, Anil <anilkumar.v@...com>
 
> Matt Porter (2):
>   ASoC: davinci: replace private sram api with genalloc
>   ARM: davinci: enable SRAM ping ping buffering on DA850
> 
>  arch/arm/mach-davinci/board-da850-evm.c   |   24 ++++++++++++++----------
>  include/linux/platform_data/davinci_asp.h |    3 +++
>  sound/soc/davinci/davinci-mcasp.c         |    2 ++
>  sound/soc/davinci/davinci-pcm.c           |   18 ++++++++++++------
>  sound/soc/davinci/davinci-pcm.h           |    2 ++
>  5 files changed, 33 insertions(+), 16 deletions(-)
> 
> -- 
> 1.7.9.5
> 
> --
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