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From: Fletcher Woodruff <fletcherw@google.com>
To: Curtis Malainey <cujomalainey@google.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	ALSA development <alsa-devel@alsa-project.org>,
	Support Opensource <support.opensource@diasemi.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Takashi Iwai <tiwai@suse.com>,
	"Chiang, Mac" <mac.chiang@intel.com>,
	Mark Brown <broonie@kernel.org>, Brent Lu <brent.lu@intel.com>,
	Jimmy Cheng-Yi Chiang <cychiang@google.com>
Subject: Re: [alsa-devel] [PATCH] ASoC: da7219: check SRM lock in trigger callback
Date: Tue, 11 Feb 2020 13:00:33 +0900	[thread overview]
Message-ID: <CAMSu_6F5N27KY822uL8_ZD7iHDhiBYLrrFfNJe3QXtb9RNyogw@mail.gmail.com> (raw)
In-Reply-To: <CAOReqxiNomQ7OOoE8LHWKH_LkaerSgsO-Yr4918Az2e_50THaA@mail.gmail.com>

On Tue, Feb 11, 2020 at 1:18 AM Curtis Malainey <cujomalainey@google.com> wrote:
>
> +Fletcher Woodruff
> See comment #3 in the bug. This is not a GLK specific issue. If I remember correctly Fletcher found that this was occurring on 2-3 platforms.

Yes, I tested this and saw the same bug on a Pixelbook Go which I
believe is Comet Lake.


>SST has the ability to turn on clocks on demand which is why this has not been an issue previously from what I understand on the bug.
>
> And that is a fair point, we do need to consider other users of the codec.
>
>
> On Mon, Feb 10, 2020 at 8:07 AM Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> wrote:
>>
>>
>>
>> On 2/10/20 9:44 AM, Curtis Malainey wrote:
>> > +Jimmy Cheng-Yi Chiang <cychiang@google.com>
>> >
>> > This error is causing pcm_open commands to fail timing requirements,
>> > sometimes taking +500ms to open the PCM as a result. This work around is
>> > required so we can meet the timing requirements. The bug is explained in
>> > detail here https://github.com/thesofproject/sof/issues/2124
>>
>> Ah, thanks for the pointer, but this still does not tell me if it's a
>> GLK-only issue or not. And if yes, there are alternate proposals
>> discussed in that issue #2124, which has been idle since November 25.
>>
>> What I am really worried is side effects on unrelated platforms.

  parent reply	other threads:[~2020-02-11  4:01 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-10  8:16 [PATCH] ASoC: da7219: check SRM lock in trigger callback Brent Lu
2020-02-10 14:18 ` [alsa-devel] " Pierre-Louis Bossart
     [not found]   ` <CAOReqxhHfTuj6mxeX2e_ejMY8N4u+BFLfzKDgn=y5EbWLL_joA@mail.gmail.com>
2020-02-10 16:07     ` Pierre-Louis Bossart
     [not found]       ` <CAOReqxiNomQ7OOoE8LHWKH_LkaerSgsO-Yr4918Az2e_50THaA@mail.gmail.com>
2020-02-11  4:00         ` Fletcher Woodruff [this message]
2020-02-10 14:32 ` Adam Thomson
2020-02-11 10:08   ` Lu, Brent
2020-02-11 16:30     ` [alsa-devel] " Pierre-Louis Bossart
     [not found]       ` <CAFQqKeWHDyyd_YBBaD6P2sCL5OCNEsiUU6B7eUwtiLv8GZU0yg@mail.gmail.com>
2020-02-11 21:12         ` Pierre-Louis Bossart
     [not found]           ` <CAFQqKeXK3OG7KXaHGUuC75sxWrdf11xJooC7XsDCOyd6KUgPTQ@mail.gmail.com>
2020-02-11 21:49             ` Pierre-Louis Bossart
2020-02-12 10:16               ` Adam Thomson
2020-02-12 11:59                 ` Mark Brown
2020-02-12 15:48                 ` Pierre-Louis Bossart
2020-02-12 17:01                   ` Adam Thomson
2020-02-19  5:57                 ` Lu, Brent
2020-02-19 10:05                   ` Adam Thomson
2020-02-10 18:59 ` Mark Brown
2020-02-11 10:19   ` Lu, Brent

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