linux-kernel - Re: [PATCH v2 1/3] ASoC: rt5677: allow multiple interrupt sources

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Date:   Mon, 8 Apr 2019 13:10:14 +0700
From:   Mark Brown <broonie@...nel.org>
To:     Fletcher Woodruff <fletcherw@...omium.org>
Cc:     linux-kernel@...r.kernel.org, Ben Zhang <benzh@...omium.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Liam Girdwood <lgirdwood@...il.com>,
        Oder Chiou <oder_chiou@...ltek.com>,
        Takashi Iwai <tiwai@...e.com>,
        Curtis Malainey <cujomalainey@...omium.org>,
        Ross Zwisler <zwisler@...gle.com>, alsa-devel@...a-project.org
Subject: Re: [PATCH v2 1/3] ASoC: rt5677: allow multiple interrupt sources

On Fri, Apr 05, 2019 at 02:42:55PM -0600, Fletcher Woodruff wrote:

> This patch allows headphone plug detect and mic present
> detect to be enabled at the same time. This patch implements
> an irq_chip with irq_domain directly instead of using
> regmap_irq, so that interrupt source line polarities can
> be flipped to support irq sharing.

This changelog still doesn't explain why there is a need to open code
this rather than having the irq_chip and irq_domain provided by
regmap-irq support whatever is missing here.  You said it "needs its own
irq regardless for hotword detection" but provided no information on why
this is.

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