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From: Dylan Reid <dgreid@chromium.org>
To: Mark Brown <broonie@kernel.org>
Cc: Alexandre Courbot <gnurou@gmail.com>,
	"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Tomeu Vizoso <tomeu.vizoso@collabora.com>,
	Stephen Warren <swarren@wwwdotorg.org>,
	Andrew Bresticker <abrestic@chromium.org>,
	Simon Glass <sjg@chromium.org>, Wolfram Sang <wsa@the-dreams.de>,
	Liam Girdwood <lgirdwood@gmail.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Takashi Iwai <tiwai@suse.de>,
	Thierry Reding <thierry.reding@gmail.com>,
	"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
	Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Subject: Re: [PATCH v3 06/10] ASoC: tegra: Add a control for the headphone switch
Date: Wed, 28 Jan 2015 09:46:27 -0800	[thread overview]
Message-ID: <CAEUnVG6tKmdTt455w8g9C2_+XXpKz5=TR7=V8Lo3uJ3DKrOvag@mail.gmail.com> (raw)
In-Reply-To: <20150128110230.GQ21293@sirena.org.uk>

On Wed, Jan 28, 2015 at 3:02 AM, Mark Brown <broonie@kernel.org> wrote:
> On Wed, Jan 28, 2015 at 11:51:04AM +0100, Tomeu Vizoso wrote:
>
>> To be used by userspace when the headphones jack is plugged in.
>
>>  static const struct snd_kcontrol_new tegra_max98090_controls[] = {
>> +     SOC_DAPM_PIN_SWITCH("Headphones"),
>>       SOC_DAPM_PIN_SWITCH("Speakers"),
>>  };
>
> Why is userspace doing this?  If this is supposed to be associated with
> the jack detection I'd expect us to be doing this in kernel.

This is only related to jack detection in that seeing a jack insert or
removal can cause userspace to set or unset it depending on the
current policy.

WARNING: multiple messages have this Message-ID (diff)
From: Dylan Reid <dgreid@chromium.org>
To: Mark Brown <broonie@kernel.org>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Javier Martinez Canillas <javier.martinez@collabora.co.uk>,
	Andrew Bresticker <abrestic@chromium.org>,
	Simon Glass <sjg@chromium.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>,
	Stephen Warren <swarren@wwwdotorg.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Alexandre Courbot <gnurou@gmail.com>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Wolfram Sang <wsa@the-dreams.de>,
	"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
	"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH v3 06/10] ASoC: tegra: Add a control for the headphone switch
Date: Wed, 28 Jan 2015 09:46:27 -0800	[thread overview]
Message-ID: <CAEUnVG6tKmdTt455w8g9C2_+XXpKz5=TR7=V8Lo3uJ3DKrOvag@mail.gmail.com> (raw)
In-Reply-To: <20150128110230.GQ21293@sirena.org.uk>

On Wed, Jan 28, 2015 at 3:02 AM, Mark Brown <broonie@kernel.org> wrote:
> On Wed, Jan 28, 2015 at 11:51:04AM +0100, Tomeu Vizoso wrote:
>
>> To be used by userspace when the headphones jack is plugged in.
>
>>  static const struct snd_kcontrol_new tegra_max98090_controls[] = {
>> +     SOC_DAPM_PIN_SWITCH("Headphones"),
>>       SOC_DAPM_PIN_SWITCH("Speakers"),
>>  };
>
> Why is userspace doing this?  If this is supposed to be associated with
> the jack detection I'd expect us to be doing this in kernel.

This is only related to jack detection in that seeing a jack insert or
removal can cause userspace to set or unset it depending on the
current policy.

  reply	other threads:[~2015-01-28 17:46 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-28 10:50 [PATCH v3 00/10] Improvements to Tegra-based Chromebook support Tomeu Vizoso
2015-01-28 10:50 ` Tomeu Vizoso
2015-01-28 10:50 ` Tomeu Vizoso
2015-01-28 10:50 ` [PATCH v3 01/10] ARM: tegra: Set the sound card model that alsaucm expects Tomeu Vizoso
2015-01-28 10:50   ` Tomeu Vizoso
2015-01-28 10:50   ` Tomeu Vizoso
     [not found]   ` <1422442278-10405-2-git-send-email-tomeu.vizoso-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
2015-02-02 21:08     ` Stephen Warren
2015-02-02 21:08       ` Stephen Warren
2015-02-02 21:08       ` Stephen Warren
     [not found]       ` <54CFE754.7000500-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2015-02-03 13:13         ` Tomeu Vizoso
2015-02-03 13:13           ` Tomeu Vizoso
2015-02-03 13:13           ` Tomeu Vizoso
     [not found]           ` <CAAObsKCm-9GOvis=MZ-nyA0N+g_ZuWYUfDSdEcVy5p5ykCmkcQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-02-03 16:35             ` Stephen Warren
2015-02-03 16:35               ` Stephen Warren
2015-02-03 16:35               ` Stephen Warren
     [not found]               ` <54D0F8E3.3020902-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2015-02-04  9:13                 ` Tomeu Vizoso
2015-02-04  9:13                   ` Tomeu Vizoso
2015-02-04  9:13                   ` Tomeu Vizoso
     [not found]                   ` <54D1E2B6.4050004-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
2015-02-04 16:56                     ` Stephen Warren
2015-02-04 16:56                       ` Stephen Warren
2015-02-04 16:56                       ` Stephen Warren
2015-01-28 10:51 ` [PATCH v3 02/10] ARM: tegra: Move out nyan-generic parts out from the nyan-big DT Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51 ` [PATCH v3 03/10] drm/panel: add support for Samsung LTN140AT29 panel Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51 ` [PATCH v3 04/10] ARM: tegra: Add DTS for the nyan-blaze board Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51 ` [PATCH v3 05/10] ARM: tegra: Add node for trackpad in Nyan boards Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51 ` [PATCH v3 06/10] ASoC: tegra: Add a control for the headphone switch Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 11:02   ` Mark Brown
2015-01-28 11:02     ` Mark Brown
2015-01-28 17:46     ` Dylan Reid [this message]
2015-01-28 17:46       ` Dylan Reid
2015-01-28 18:24       ` Mark Brown
2015-01-28 18:24         ` Mark Brown
2015-01-28 10:51 ` [PATCH v3 07/10] ASoC: tegra: add sink for the internal mic to tegra_max98090 Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 17:15   ` Mark Brown
2015-01-28 17:15     ` Mark Brown
2015-01-28 10:51 ` [PATCH v3 08/10] ARM: tegra: Use pwrseq-simple for the wifi in Nyan Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51 ` [PATCH v3 09/10] ARM: tegra: Use the generated pinmux data Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51 ` [PATCH v3 10/10] ARM: tegra: Set spi-max-frequency property to flash node Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso
2015-01-28 10:51   ` Tomeu Vizoso

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