linux-kernel - Re: [PATCH v3 0/5] ALSA/ASoC/dmaengine: Fix 3 bytes physical sample support

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Date:	Thu, 03 Jul 2014 10:33:34 +0200
From:	Lars-Peter Clausen <lars@...afoo.de>
To:	Peter Ujfalusi <peter.ujfalusi@...com>, vinod.koul@...el.com,
	dan.j.williams@...el.com, tiwai@...e.de,
	Mark Brown <broonie@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>, joelf@...com,
	nsekhar@...com
CC:	linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
	dmaengine@...r.kernel.org
Subject: Re: [PATCH v3 0/5] ALSA/ASoC/dmaengine: Fix 3 bytes physical sample
 support

On 07/03/2014 06:51 AM, Peter Ujfalusi wrote:
[...]
>
> First step is to add DMA_SLAVE_BUSWIDTH_3_BYTES to dma_slave_buswidth for
> engines and users to select 3 bytes as bus width.
>
> Followed by:
> In dmaengine_pcm_set_runtime_hwparams() we should check the slave_caps of the
> dma if it supports the give sample physical width of the sample. Based on this
> information we initialize the hw.formats: masking out all non supported formats
> based on the physical width.
> In case the dma driver does not implement the slave_caps the default assumption
> is that it supports 1, 2 and 4 bytes widths.

The whole series looks good to me. Since both the DMA and ALSA bits changed 
in this series are fairly trivial I think it is best to merge the whole 
series through the ASoC tree.

- Lars
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