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Subject: Re: [PATCH net-next 00/19] net: phy: add support for shared
 interrupts (part 1)
To:     Vladimir Oltean <olteanv@gmail.com>
Cc:     Ioana Ciornei <ciorneiioana@gmail.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Russell King <linux@armlinux.org.uk>,
        Jakub Kicinski <kuba@kernel.org>, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Ioana Ciornei <ioana.ciornei@nxp.com>,
        Alexandru Ardelean <alexandru.ardelean@analog.com>,
        Andre Edich <andre.edich@microchip.com>,
        Antoine Tenart <atenart@kernel.org>,
        Baruch Siach <baruch@tkos.co.il>,
        Christophe Leroy <christophe.leroy@c-s.fr>,
        Dan Murphy <dmurphy@ti.com>,
        Divya Koppera <Divya.Koppera@microchip.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Hauke Mehrtens <hauke@hauke-m.de>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Kavya Sree Kotagiri <kavyasree.kotagiri@microchip.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        Marco Felsch <m.felsch@pengutronix.de>,
        Marek Vasut <marex@denx.de>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        Mathias Kresin <dev@kresin.me>,
        Maxim Kochetkov <fido_max@inbox.ru>,
        Michael Walle <michael@walle.cc>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Nisar Sayed <Nisar.Sayed@microchip.com>,
        Oleksij Rempel <o.rempel@pengutronix.de>,
        Philippe Schenker <philippe.schenker@toradex.com>,
        Willy Liu <willy.liu@realtek.com>,
        Yuiko Oshino <yuiko.oshino@microchip.com>
References: <20201029100741.462818-1-ciorneiioana@gmail.com>
 <43d672ae-c089-6621-5ab3-3a0f0303e51a@gmail.com>
 <20201030220642.ctkt2pitdvri3byt@skbuf>
From:   Heiner Kallweit <hkallweit1@gmail.com>
Message-ID: <b9d74b13-1b6a-1fa1-700e-c1aa82eab956@gmail.com>
Date:   Fri, 30 Oct 2020 23:33:46 +0100
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On 30.10.2020 23:06, Vladimir Oltean wrote:
> On Fri, Oct 30, 2020 at 10:56:24PM +0100, Heiner Kallweit wrote:
>> I'd just like to avoid the term "shared interrupt", because it has
>> a well-defined meaning. Our major concern isn't shared interrupts
>> but support for multiple interrupt sources (in addition to
>> link change) in a PHY.
> 
> You may be a little bit confused Heiner.
> This series adds support for exactly _that_ meaning of shared interrupts.
> Shared interrupts (aka wired-OR on the PCB) don't work today with the
> PHY library. I have a board that won't even boot to prompt when the
> interrupt lines of its 2 PHYs are enabled, that this series fixes.
> You might need to take another look through the commit messages I'm afraid.
> 
Right, I was focusing on the PTP irq use case.