From: Mark Brown <broonie@kernel.org>
To: Curtis Malainey <cujomalainey@chromium.org>
Cc: Oder Chiou <oder_chiou@realtek.com>,
alsa-devel@alsa-project.org, Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Ben Zhang <benzh@chromium.org>, Bard Liao <bardliao@realtek.com>
Subject: Re: [alsa-devel] [RFC 04/15] ASoC: rt5677: Load firmware via SPI
Date: Wed, 11 Sep 2019 11:24:12 +0100 [thread overview]
Message-ID: <20190911102412.GU2036@sirena.org.uk> (raw)
In-Reply-To: <20190906194636.217881-5-cujomalainey@chromium.org>
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On Fri, Sep 06, 2019 at 12:46:26PM -0700, Curtis Malainey wrote:
> When 'DSP VAD Switch' is turned on, rt5677_set_vad_source()
> enables the following digital path:
> DMIC L1 ->
> Mono DMIC L Mux ->
> Mono ADC2 L Mux ->
> Mono ADC MIXL ->
> VAD ADC Mux ->
> IB01 Mux
> Then we switch to DSP mode, load firmware, and let DSP run.
> When a hotword is detected, an interrupt is fired and
> rt5677_irq() is called. When 'DSP VAD Switch' is turned off,
> the codec is set back to normal mode.
Usually we would configure all this routing in userspace. Why
are we hard coding the use case here? What if for example the
user wants to use a different microphone?
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next prev parent reply other threads:[~2019-09-11 10:25 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-06 19:46 [alsa-devel] [RFC 00/15] Add Samus Hotwording for RT5677 Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 01/15] ASoC: rt5677: Remove magic number register writes Curtis Malainey
2019-09-09 10:07 ` [alsa-devel] Applied "ASoC: rt5677: Remove magic number register writes" to the asoc tree Mark Brown
2019-09-06 19:46 ` [alsa-devel] [RFC 02/15] ASoC: rt5677: keep analog power register at SND_SOC_BIAS_OFF Curtis Malainey
2019-09-09 9:54 ` Mark Brown
2019-09-09 15:50 ` Curtis Malainey
2019-09-09 12:23 ` [alsa-devel] Applied "ASoC: rt5677: keep analog power register at SND_SOC_BIAS_OFF" to the asoc tree Mark Brown
2019-09-06 19:46 ` [alsa-devel] [RFC 03/15] ASoC: rt5677: Add a PCM device for streaming hotword via SPI Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 04/15] ASoC: rt5677: Load firmware " Curtis Malainey
2019-09-11 10:24 ` Mark Brown [this message]
2019-09-06 19:46 ` [alsa-devel] [RFC 05/15] ASoC: rt5677: Auto enable/disable DSP for hotwording Curtis Malainey
2019-09-11 10:25 ` Mark Brown
2019-09-11 20:22 ` Curtis Malainey
2019-09-12 9:26 ` Mark Brown
2019-09-16 21:29 ` Curtis Malainey
2019-09-16 21:55 ` Mark Brown
2019-09-06 19:46 ` [alsa-devel] [RFC 06/15] ASoC: bdw-rt5677: Add a DAI link for rt5677 SPI PCM device Curtis Malainey
2019-09-09 0:18 ` Kuninori Morimoto
2019-09-09 16:53 ` Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 07/15] ASoC: rt5677: Enable jack detect while DSP is running Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 08/15] ASoC: rt5677: Use delayed work for DSP firmware load Curtis Malainey
2019-09-11 10:28 ` Mark Brown
2019-09-06 19:46 ` [alsa-devel] [RFC 09/15] ASoC: rt5677: Add DAPM audio path for hotword stream Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 10/15] ASoC: rt5677: Mark reg RT5677_PWR_ANLG2 as volatile Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 11/15] ASoC: rt5677: Stop and restart DSP over suspend/resume Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 12/15] ASoC: rt5677: Transfer one period at a time over SPI Curtis Malainey
2019-09-11 10:54 ` Mark Brown
2019-09-11 18:09 ` Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 13/15] ASoC: rt5677: Disable irq at suspend Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 14/15] ASoC: rt5677: Allow VAD to be shut on/off at all times Curtis Malainey
2019-09-06 19:46 ` [alsa-devel] [RFC 15/15] ASoC: rt5677: Turn on MCLK1 for DSP via DAPM Curtis Malainey
2019-09-06 20:40 ` [alsa-devel] [RFC 00/15] Add Samus Hotwording for RT5677 Pierre-Louis Bossart
2019-09-06 21:09 ` Curtis Malainey
2019-09-06 22:13 ` Pierre-Louis Bossart
2019-09-09 16:52 ` Curtis Malainey
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