From: Rob Herring <robh@kernel.org> To: Mark Kettenis <mark.kettenis@xs4all.nl> Cc: devicetree@vger.kernel.org, alyssa@rosenzweig.io, Mark Kettenis <kettenis@openbsd.org>, Thomas Gleixner <tglx@linutronix.de>, Marc Zyngier <maz@kernel.org>, Hector Martin <marcan@marcan.st>, Bjorn Helgaas <bhelgaas@google.com>, Jim Quinlan <jim2101024@gmail.com>, Nicolas Saenz Julienne <nsaenz@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, bcm-kernel-feedback-list@broadcom.com, Daire McNamara <daire.mcnamara@microchip.com>, Saenz Julienne <nsaenzjulienne@suse.de>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-rpi-kernel@lists.infradead.org Subject: Re: [PATCH v4 2/4] dt-bindings: interrupt-controller: msi: Add msi-ranges property Date: Tue, 31 Aug 2021 16:16:02 -0500 [thread overview] Message-ID: <YS6cEkDn5IAVW/xQ@robh.at.kernel.org> (raw) In-Reply-To: <20210827171534.62380-3-mark.kettenis@xs4all.nl> On Fri, Aug 27, 2021 at 07:15:27PM +0200, Mark Kettenis wrote: > From: Mark Kettenis <kettenis@openbsd.org> > > Update the MSI controller binding to add an msi-ranges property > that specifies how MSIs map onto regular interrupts on some other > interrupt controller. > > Signed-off-by: Mark Kettenis <kettenis@openbsd.org> > --- > .../bindings/interrupt-controller/msi-controller.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml b/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml > index 5ed6cd46e2e0..bf8b8a7dba09 100644 > --- a/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml > +++ b/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml > @@ -31,4 +31,12 @@ properties: > Identifies the node as an MSI controller. > $ref: /schemas/types.yaml#/definitions/flag > > + msi-ranges: > + description: > + A list of pairs <intid span>, where "intid" is the specification It's not really 'pairs' and 'interrupt specifier' is the terminology the spec uses. How about: A list of <phandle intspec span>, where "phandle" is parent interrupt controller, "intspec" is the starting/base interrupt specifier, and "span" is the size of that range (typically multiples of 32). The 'multiples of 32' part is what Marc told me. > + of the first interrupt (including the phandle for the interrupt > + controller) that can be used as an MSI, and "span" the size of > + that range. Multiple ranges can be provided. > + $ref: /schemas/types.yaml#/definitions/phandle-array > + > additionalProperties: true > -- > 2.32.0 > >
WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org> To: Mark Kettenis <mark.kettenis@xs4all.nl> Cc: devicetree@vger.kernel.org, alyssa@rosenzweig.io, Mark Kettenis <kettenis@openbsd.org>, Thomas Gleixner <tglx@linutronix.de>, Marc Zyngier <maz@kernel.org>, Hector Martin <marcan@marcan.st>, Bjorn Helgaas <bhelgaas@google.com>, Jim Quinlan <jim2101024@gmail.com>, Nicolas Saenz Julienne <nsaenz@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, bcm-kernel-feedback-list@broadcom.com, Daire McNamara <daire.mcnamara@microchip.com>, Saenz Julienne <nsaenzjulienne@suse.de>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-rpi-kernel@lists.infradead.org Subject: Re: [PATCH v4 2/4] dt-bindings: interrupt-controller: msi: Add msi-ranges property Date: Tue, 31 Aug 2021 16:16:02 -0500 [thread overview] Message-ID: <YS6cEkDn5IAVW/xQ@robh.at.kernel.org> (raw) In-Reply-To: <20210827171534.62380-3-mark.kettenis@xs4all.nl> On Fri, Aug 27, 2021 at 07:15:27PM +0200, Mark Kettenis wrote: > From: Mark Kettenis <kettenis@openbsd.org> > > Update the MSI controller binding to add an msi-ranges property > that specifies how MSIs map onto regular interrupts on some other > interrupt controller. > > Signed-off-by: Mark Kettenis <kettenis@openbsd.org> > --- > .../bindings/interrupt-controller/msi-controller.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml b/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml > index 5ed6cd46e2e0..bf8b8a7dba09 100644 > --- a/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml > +++ b/Documentation/devicetree/bindings/interrupt-controller/msi-controller.yaml > @@ -31,4 +31,12 @@ properties: > Identifies the node as an MSI controller. > $ref: /schemas/types.yaml#/definitions/flag > > + msi-ranges: > + description: > + A list of pairs <intid span>, where "intid" is the specification It's not really 'pairs' and 'interrupt specifier' is the terminology the spec uses. How about: A list of <phandle intspec span>, where "phandle" is parent interrupt controller, "intspec" is the starting/base interrupt specifier, and "span" is the size of that range (typically multiples of 32). The 'multiples of 32' part is what Marc told me. > + of the first interrupt (including the phandle for the interrupt > + controller) that can be used as an MSI, and "span" the size of > + that range. Multiple ranges can be provided. > + $ref: /schemas/types.yaml#/definitions/phandle-array > + > additionalProperties: true > -- > 2.32.0 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-08-31 21:16 UTC|newest] Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-08-27 17:15 [PATCH v4 0/4] Apple M1 PCIe DT bindings Mark Kettenis 2021-08-27 17:15 ` Mark Kettenis 2021-08-27 17:15 ` [PATCH v4 1/4] dt-bindings: interrupt-controller: Convert MSI controller to json-schema Mark Kettenis 2021-08-27 17:15 ` Mark Kettenis 2021-08-27 19:15 ` Mark Kettenis 2021-08-27 19:15 ` Mark Kettenis 2021-08-31 21:04 ` Rob Herring 2021-08-31 21:04 ` Rob Herring 2021-08-31 20:57 ` Rob Herring 2021-08-31 20:57 ` Rob Herring 2021-09-01 10:56 ` Mark Kettenis 2021-09-01 10:56 ` Mark Kettenis 2021-08-31 20:58 ` Rob Herring 2021-08-31 20:58 ` Rob Herring 2021-08-27 17:15 ` [PATCH v4 2/4] dt-bindings: interrupt-controller: msi: Add msi-ranges property Mark Kettenis 2021-08-27 17:15 ` Mark Kettenis 2021-08-31 21:16 ` Rob Herring [this message] 2021-08-31 21:16 ` Rob Herring 2021-09-21 17:52 ` Mark Kettenis 2021-09-21 17:52 ` Mark Kettenis 2021-08-27 17:15 ` [PATCH v4 3/4] dt-bindings: pci: Add DT bindings for apple,pcie Mark Kettenis 2021-08-27 17:15 ` Mark Kettenis 2021-08-27 17:58 ` Alyssa Rosenzweig 2021-08-27 17:58 ` Alyssa Rosenzweig 2021-08-27 18:22 ` Mark Kettenis 2021-08-27 18:22 ` Mark Kettenis 2021-08-31 21:21 ` Rob Herring 2021-08-31 21:21 ` Rob Herring 2021-09-01 11:29 ` Mark Kettenis 2021-09-01 11:29 ` Mark Kettenis 2021-09-12 20:13 ` Marc Zyngier 2021-09-12 20:13 ` Marc Zyngier 2021-09-13 20:55 ` Rob Herring 2021-09-13 20:55 ` Rob Herring 2021-08-27 17:15 ` [PATCH v4 4/4] arm64: apple: Add PCIe node Mark Kettenis 2021-08-27 17:15 ` Mark Kettenis 2021-08-27 17:59 ` Alyssa Rosenzweig 2021-08-27 17:59 ` Alyssa Rosenzweig 2021-08-27 18:24 ` Mark Kettenis 2021-08-27 18:24 ` Mark Kettenis 2021-08-27 20:09 ` Alyssa Rosenzweig 2021-08-27 20:09 ` Alyssa Rosenzweig 2021-08-30 11:37 ` Marc Zyngier 2021-08-30 11:37 ` Marc Zyngier 2021-08-30 14:57 ` Mark Kettenis 2021-08-30 14:57 ` Mark Kettenis 2021-08-30 20:40 ` Marc Zyngier 2021-08-30 20:40 ` Marc Zyngier 2021-08-30 15:57 ` Rob Herring 2021-08-30 15:57 ` Rob Herring 2021-08-30 20:20 ` Marc Zyngier 2021-08-30 20:20 ` Marc Zyngier 2021-09-12 21:30 ` Marc Zyngier 2021-09-12 21:30 ` Marc Zyngier 2021-09-13 18:35 ` Mark Kettenis 2021-09-13 18:35 ` Mark Kettenis 2021-09-21 11:01 ` [PATCH v4 0/4] Apple M1 PCIe DT bindings Marc Zyngier 2021-09-21 11:01 ` Marc Zyngier
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