From: Mark Brown <broonie@kernel.org>
To: "Jiaxin Yu (俞家鑫)" <Jiaxin.Yu@mediatek.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mediatek@lists.infradead.org"
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"Chunxu Li (李春旭)" <Chunxu.Li@mediatek.com>,
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Subject: Re: [PATCH v2 1/3] ASoC: hdmi-codec: Add event handler for hdmi TX
Date: Mon, 5 Dec 2022 12:07:20 +0000 [thread overview]
Message-ID: <Y43e+EsNCrCpZSIH@sirena.org.uk> (raw)
In-Reply-To: <7023a2c7b471d6888d9079563a6c01f22599201f.camel@mediatek.com>
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On Mon, Dec 05, 2022 at 09:34:17AM +0000, Jiaxin Yu (俞家鑫) wrote:
> 1. I have added a DAPM widget that is "SDB", when we open or close HDMI
> PIN_SWITCH, the callback 'hdmi_tx_event' registered in the widget will
> be triggered. Maybe you mean I shouldn't use SNDRV_PCM_TRIGGER_START
> and SNDRV_PCM_TRIGGER_STOP?
No, I mean that if you want to control the enable and disable of the
output path you should implement a DAPM widget.
> 2. If I don't use hcd.ops->trigger notifies the bridge ic driver to
> switch the audio, which ops should I use?
> I actually want to know hdmi-codec.c and it6505.c except
> hdmi_codec_ops, is there any other way to communicate?
Like I said you should use the event on the DAPM widget. This will
require providing operations for the events to the drivers.
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next prev parent reply other threads:[~2022-12-05 12:08 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-25 9:44 [PATCH v2 0/3] ASoC: mediatek:mt8186: fix both the speaker and hdmi Jiaxin Yu
2022-11-25 9:44 ` [PATCH v2 1/3] ASoC: hdmi-codec: Add event handler for hdmi TX Jiaxin Yu
2022-11-25 12:18 ` Mark Brown
2022-11-28 15:07 ` Jiaxin Yu (俞家鑫)
2022-11-29 17:22 ` Mark Brown
2022-12-01 15:06 ` Jiaxin Yu (俞家鑫)
2022-12-01 15:23 ` Mark Brown
2022-12-05 9:34 ` Jiaxin Yu (俞家鑫)
2022-12-05 12:07 ` Mark Brown [this message]
2022-12-13 14:23 ` Jiaxin Yu (俞家鑫)
2022-12-13 16:35 ` Mark Brown
2024-12-01 17:15 ` Jiaxin Yu (俞家鑫)
2024-12-02 13:16 ` Mark Brown
2024-12-06 15:39 ` Jiaxin Yu (俞家鑫)
2024-12-06 16:06 ` Mark Brown
2022-11-25 9:44 ` [PATCH v2 2/3] ASoC: mediatek: mt8186: correct the HDMI widgets Jiaxin Yu
2022-11-25 9:44 ` [PATCH v2 3/3] drm/bridge: it6505: Add audio support Jiaxin Yu
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