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Date:   Tue, 16 Feb 2021 17:12:39 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     dave.stevenson@...pberrypi.com, maz@...nel.org, eric@...olt.net,
        tzimmermann@...e.de, linux-rpi-kernel@...ts.infradead.org,
        hverkuil-cisco@...all.nl, nsaenzjulienne@...e.de,
        mchehab@...nel.org, linux-media@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com,
        dri-devel@...ts.freedesktop.org, maxime@...no.tech,
        Rob Herring <robh+dt@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Revert "ARM: dts: bcm2711: Add the BSC interrupt
 controller"



On 2/12/2021 11:11 AM, Florian Fainelli wrote:
> As Dave reported:
> 
> This seems to have unintended side effects.  GIC interrupt 117 is shared
> between the standard I2C controllers (i2c-bcm2835) and the l2-intc block
> handling the HDMI I2C interrupts.
> 
> There is not a great way to share an interrupt between an interrupt
> controller using the chained IRQ handler which is an interrupt flow and
> another driver like i2c-bcm2835 which uses an interrupt handler
> (although it specifies IRQF_SHARED).
> 
> Simply revert this change for now which will mean that HDMI I2C will be
> polled, like it was before.
> 
> Reported-by: Dave Stevenson <dave.stevenson@...pberrypi.com>
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>

Applied to devicetree/next, thanks!
-- 
Florian

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