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[2003:ea:8f23:2800:9d19:4c77:c465:2524]) by smtp.googlemail.com with ESMTPSA id t12sm12371719wrm.25.2020.10.30.15.42.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 30 Oct 2020 15:42:40 -0700 (PDT) Subject: Re: [PATCH net-next 00/19] net: phy: add support for shared interrupts (part 1) To: Vladimir Oltean Cc: Ioana Ciornei , Andrew Lunn , Russell King , Jakub Kicinski , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Ioana Ciornei , Alexandru Ardelean , Andre Edich , Antoine Tenart , Baruch Siach , Christophe Leroy , Dan Murphy , Divya Koppera , Florian Fainelli , Hauke Mehrtens , Jerome Brunet , Kavya Sree Kotagiri , Linus Walleij , Marco Felsch , Marek Vasut , Martin Blumenstingl , Mathias Kresin , Maxim Kochetkov , Michael Walle , Neil Armstrong , Nisar Sayed , Oleksij Rempel , Philippe Schenker , Willy Liu , Yuiko Oshino References: <20201029100741.462818-1-ciorneiioana@gmail.com> <43d672ae-c089-6621-5ab3-3a0f0303e51a@gmail.com> <20201030220642.ctkt2pitdvri3byt@skbuf> From: Heiner Kallweit Message-ID: Date: Fri, 30 Oct 2020 23:33:46 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.4.0 MIME-Version: 1.0 In-Reply-To: <20201030220642.ctkt2pitdvri3byt@skbuf> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 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.