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From: Mark Brown <broonie@kernel.org>
To: Mengdong Lin <mengdong.lin@linux.intel.com>
Cc: alsa-devel@alsa-project.org, tiwai@suse.de,
	hardik.t.shah@intel.com, guneshwor.o.singh@intel.com,
	liam.r.girdwood@linux.intel.com, vinod.koul@intel.com,
	mengdong.lin@intel.com
Subject: Re: [PATCH 01/13] ASoC: topology: Able to create BE DAIs
Date: Mon, 5 Sep 2016 14:04:44 +0100	[thread overview]
Message-ID: <20160905130444.GZ3950@sirena.org.uk> (raw)
In-Reply-To: <57C50E9E.3080402@linux.intel.com>


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On Tue, Aug 30, 2016 at 12:42:06PM +0800, Mengdong Lin wrote:

> Surely we can create worst case number of DAIs but that would be too much.

> Here is the example of SKL/BXT:
> 6 SSP Ports Rx and Tx, 2 DMIC Ports, 7 Playback DMA channels, 6 Capture DMA
> channels.We are creating topology diagram in text to explain different
> configuration for different use case,like Android, Linux, Chrome and
> Automotive.

That's just 14 back ends by my count (the SSP and DMIC ports) which
seems totally managable?  Even if you include the DMA it's still not an
absurdly large number especially if you compare it to something like the
number of widgets we actively manage in a running CODEC.

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  reply	other threads:[~2016-09-05 13:05 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-19 10:11 [PATCH 00/13] ASoC: topology: Remaining kernel patches mengdong.lin
2016-08-19 10:12 ` [PATCH 01/13] ASoC: topology: Able to create BE DAIs mengdong.lin
2016-08-23 17:33   ` Mark Brown
2016-08-25  6:40     ` Mengdong Lin
2016-08-28 14:12       ` Mark Brown
2016-08-30  4:42         ` Mengdong Lin
2016-09-05 13:04           ` Mark Brown [this message]
2016-08-19 10:12 ` [PATCH 02/13] ASoC: topology: ABI - Add sig_bits to stream caps mengdong.lin
2016-08-22 17:59   ` Applied "ASoC: topology: ABI - Add sig_bits to stream caps" to the asoc tree Mark Brown
2016-08-19 10:12 ` [PATCH 03/13] ASoC: topology: ABI - Define DPCM trigger ordering for PCM mengdong.lin
2016-08-23 17:41   ` Mark Brown
2016-08-25  8:35     ` Mengdong Lin
2016-09-02  6:44     ` Mengdong Lin
2016-09-05 13:01       ` Mark Brown
2016-09-06  6:15       ` Mengdong Lin
2016-09-09 11:40         ` Mengdong Lin
2016-08-19 10:13 ` [PATCH 04/13] ASoC: topology: ABI - Add flags to PCM mengdong.lin
2016-08-19 10:13 ` [PATCH 05/13] ASoC: topology: ABI - Add private data " mengdong.lin
2016-08-19 10:13 ` [PATCH 06/13] ASoC: topology: Add FE DAIs only if not already added mengdong.lin
2016-08-19 10:13 ` [PATCH 07/13] ASoC: topology: ABI - Add name & component info to BE/CC links mengdong.lin
2016-08-19 10:13 ` [PATCH 08/13] ASoC: topology: ABI - Define DAI physical PCM data formats mengdong.lin
2016-08-19 10:13 ` [PATCH 09/13] ASoC: topology: ABI - Add HW configurations to BE/CC links mengdong.lin
2016-08-19 10:14 ` [PATCH 10/13] ASoC: topology: ABI - Add flags and private data " mengdong.lin
2016-08-19 10:14 ` [PATCH 11/13] ASoC: Define API to find a dai link by id mengdong.lin
2016-08-19 10:14 ` [PATCH 12/13] ASoC: Probe link components after finding new links mengdong.lin
2016-08-19 10:14 ` [PATCH 13/13] ASoC: topology: Able to create BE DAI links mengdong.lin

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