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From: "Gorski, Mateusz" <mateusz.gorski@linux.intel.com>
To: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	alsa-devel@alsa-project.org
Cc: cezary.rojewski@intel.com, tiwai@suse.com
Subject: Re: [PATCH 1/4] ASoC: Intel: Skylake: Change the order of machine device and platform registration
Date: Wed, 22 Apr 2020 14:03:53 +0200	[thread overview]
Message-ID: <cb08d66e-6a10-7dd7-c2ee-39e8e84943a4@linux.intel.com> (raw)
In-Reply-To: <bd0e8d65-74ea-8b17-9f92-ed980e265a1c@linux.intel.com>


> Swap the order of machine device and platform device registration.
>> This change ensures that even if the codec enumeration falls late - 
>> during
>> the driver module or topology reload - i2s_dev field is always ready to
>> be used.
>
> Are you sure?
>
> The platform device will register the DAIs that are used by the 
> machine driver, don't you have a risk of missing dependencies during 
> the card registration with this change?
>
> Put differently, why do this now when the existing code has been 
> 'working' for a number of years without needing such a change?
>
This change was tested on multiple platforms (including production 
laptops) and did not show any issues.
Anyway, in patchset v2 the alt_tplg_name creation mechanism was slightly 
changed and this patch was removed.

Thanks for your input,
Mateusz


  reply	other threads:[~2020-04-22 12:05 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-21 20:25 [PATCH 0/4] Add support for different DMIC configurations Mateusz Gorski
2020-04-21 20:25 ` [PATCH 1/4] ASoC: Intel: Skylake: Change the order of machine device and platform registration Mateusz Gorski
2020-04-21 20:49   ` Pierre-Louis Bossart
2020-04-22 12:03     ` Gorski, Mateusz [this message]
2020-04-21 20:25 ` [PATCH 2/4] ASoC: Intel: Skylake: Add alternative topology binary name Mateusz Gorski
2020-04-21 20:25 ` [PATCH 3/4] ASoC: Intel: Multiple I/O PCM format support for pipe Mateusz Gorski
2020-04-21 20:25 ` [PATCH 4/4] ASoC: Intel: Skylake: Automatic DMIC format configuration according to information from NHLT Mateusz Gorski
2020-04-21 20:55   ` Pierre-Louis Bossart
2020-04-22 12:04     ` Gorski, Mateusz

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