From: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
To: David Daney <ddaney.cavm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
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Subject: Re: [PATCH 6/6] PCI: generic: Allow bus default MSI controller to be specified.
Date: Tue, 15 Sep 2015 18:53:27 +0100 [thread overview]
Message-ID: <20150915175327.GM31157@arm.com> (raw)
In-Reply-To: <1442013719-5001-7-git-send-email-ddaney.cavm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
On Sat, Sep 12, 2015 at 12:21:59AM +0100, David Daney wrote:
> From: David Daney <david.daney-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>
>
> If the device tree node for the bus has a "msi-parent" property, use
> that as the default MSI controller for devices on the bus. Add device
> tree binding documentation describing the new property.
>
> This allows the pci-host-generic driver to be used in systems with
> multiple MSI controllers.
>
> Signed-off-by: David Daney <david.daney-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>
> ---
> .../devicetree/bindings/pci/host-generic-pci.txt | 5 +++++
> drivers/pci/host/pci-host-generic.c | 15 +++++++++++++--
> 2 files changed, 18 insertions(+), 2 deletions(-)
I don't think you need this anymore with 4.3-rc1. The core IRQ subsystem
should take care of parsing and configuring the MSI parents.
Will
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next prev parent reply other threads:[~2015-09-15 17:53 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-11 23:21 [PATCH 0/6] PCI: generic: Misc. bug fixes and enhanced support for MSI David Daney
2015-09-11 23:21 ` [PATCH 1/6] PCI: Make global and export pdev_fixup_irq() David Daney
2015-09-11 23:21 ` [PATCH 2/6] PCI: generic: Only fixup irqs for bus we are creating David Daney
[not found] ` <1442013719-5001-3-git-send-email-ddaney.cavm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-15 17:36 ` Will Deacon
[not found] ` <20150915173654.GJ31157-5wv7dgnIgG8@public.gmane.org>
2015-09-15 17:49 ` David Daney
[not found] ` <55F85A24.2010600-M3mlKVOIwJVv6pq1l3V1OdBPR1lH4CV8@public.gmane.org>
2015-09-16 10:32 ` Lorenzo Pieralisi
2015-09-17 17:13 ` David Daney
2015-09-11 23:21 ` [PATCH 3/6] PCI: generic: Quit clobbering our pci_ops David Daney
2015-09-15 17:40 ` Will Deacon
2015-09-11 23:21 ` [PATCH 4/6] PCI: generic: Correct, and avoid overflow, in bus_max calculation David Daney
2015-09-15 17:49 ` Will Deacon
2015-09-15 18:02 ` David Daney
[not found] ` <55F85D4E.9020604-M3mlKVOIwJVv6pq1l3V1OdBPR1lH4CV8@public.gmane.org>
2015-09-15 18:35 ` Will Deacon
2015-09-15 18:45 ` David Daney
[not found] ` <55F86764.4060502-M3mlKVOIwJVv6pq1l3V1OdBPR1lH4CV8@public.gmane.org>
2015-09-16 10:41 ` Will Deacon
[not found] ` <20150916104152.GC28771-5wv7dgnIgG8@public.gmane.org>
2015-09-16 11:28 ` Lorenzo Pieralisi
2015-09-16 17:29 ` Will Deacon
2015-09-16 17:39 ` David Daney
2015-09-11 23:21 ` [PATCH 5/6] PCI: generic: Pass proper starting bus number to pci_scan_root_bus() David Daney
2015-09-15 17:55 ` Will Deacon
2015-09-11 23:21 ` [PATCH 6/6] PCI: generic: Allow bus default MSI controller to be specified David Daney
[not found] ` <1442013719-5001-7-git-send-email-ddaney.cavm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-15 17:53 ` Will Deacon [this message]
2015-09-15 18:25 ` David Daney
2015-09-15 18:06 ` [PATCH 0/6] PCI: generic: Misc. bug fixes and enhanced support for MSI David Daney
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