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Groups > linux.kernel > #1231547
| From | Marc Zyngier <marc.zyngier@arm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2 1/3] Docs: dt: Add PCI MSI map bindings |
| Date | 2015-09-23 18:40 +0200 |
| Message-ID | <qbVfj-1fg-5@gated-at.bofh.it> (permalink) |
| References | <qbFNf-4eK-3@gated-at.bofh.it> <qbFNf-4eK-13@gated-at.bofh.it> |
| Organization | ARM Ltd |
On Tue, 22 Sep 2015 17:00:04 -0700 David Daney <ddaney.cavm@gmail.com> wrote: > From: Mark Rutland <mark.rutland@arm.com> > > Currently msi-parent is used by a few bindings to describe the > relationship between a PCI root complex and a single MSI controller, but > this property does not have a generic binding document. > > Additionally, msi-parent is insufficient to describe more complex > relationships between MSI controllers and devices under a root complex, > where devices may be able to target multiple MSI controllers, or where > MSI controllers use (non-probeable) sideband information to distinguish > devices. > > This patch adds a generic binding for mapping PCI devices to MSI > controllers. This document covers msi-parent, and a new msi-map property > (specific to PCI*) which may be used to map devices (identified by their > Requester ID) to sideband data for each MSI controller that they may > target. > > Signed-off-by: Mark Rutland <mark.rutland@arm.com> > Signed-off-by: David Daney <david.daney@cavium.com> I thought I had done it already, but nevertheless: Acked-by: Marc Zyngier <marc.zyngier@arm.com> M. -- Jazz is not dead. It just smells funny. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH v2 0/3] of, irqchip/gicv3-its: Handle "msi-map" properties. David Daney <ddaney.cavm@gmail.com> - 2015-09-23 02:10 +0200
[PATCH v2 1/3] Docs: dt: Add PCI MSI map bindings David Daney <ddaney.cavm@gmail.com> - 2015-09-23 02:10 +0200
Re: [PATCH v2 1/3] Docs: dt: Add PCI MSI map bindings Marc Zyngier <marc.zyngier@arm.com> - 2015-09-23 18:40 +0200
[PATCH v2 3/3] irqchip/gicv3-its: Handle OF device tree "msi-map" properties. David Daney <ddaney.cavm@gmail.com> - 2015-09-23 02:10 +0200
Re: [PATCH v2 3/3] irqchip/gicv3-its: Handle OF device tree "msi-map" properties. Marc Zyngier <marc.zyngier@arm.com> - 2015-09-23 19:10 +0200
Re: [PATCH v2 3/3] irqchip/gicv3-its: Handle OF device tree "msi-map" properties. Will Deacon <will.deacon@arm.com> - 2015-09-23 20:00 +0200
Re: [PATCH v2 3/3] irqchip/gicv3-its: Handle OF device tree "msi-map" properties. Marc Zyngier <marc.zyngier@arm.com> - 2015-09-23 20:20 +0200
Re: [PATCH v2 3/3] irqchip/gicv3-its: Handle OF device tree "msi-map" properties. Robin Murphy <robin.murphy@arm.com> - 2015-09-23 21:30 +0200
[PATCH v2 2/3] of/irq: Add new function of_msi_map_rid() David Daney <ddaney.cavm@gmail.com> - 2015-09-23 02:10 +0200
Re: [PATCH v2 2/3] of/irq: Add new function of_msi_map_rid() Marc Zyngier <marc.zyngier@arm.com> - 2015-09-23 19:00 +0200
Re: [PATCH v2 2/3] of/irq: Add new function of_msi_map_rid() Rob Herring <robh@kernel.org> - 2015-09-23 19:10 +0200
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