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SubjectRe: [PATCH v2 0/8] of: Handle multi-parent version of msi-parent & msi-map
On Tue, Oct 6, 2015 at 12:03 PM, Marc Zyngier <marc.zyngier@arm.com> wrote:
> Now that we have a useable and documented version of msi-parent that
> can deal with multiple parenting, we can properly handle it in the
> kernel. This leads to a new OF helper, some rework in the PCI and
> platform layers, as well as a small patch for the ITS driver, which is
> the only thing in the kernel requirering this functionality so far.
>
> On top of that, the msi-map property also offers a new feature, which
> is that ability to have a per-device MSI controller (instead of having
> a global one). The last four patches enable this.
>
> These patches are on top of David Daney's series:
>
> http://lists.infradead.org/pipermail/linux-arm-kernel/2015-October/373986.html
>
> (of_msi_map_rid is a dependency), and has been tested on 4.3-rc3,
> using both platform and PCI MSI devices.
>
> * From the initial version
> - Dropped the of parsing patch
> - Built on top of David's series to reuse of_msi_map_rid
> - New per-device PCI/MSI domain assignment hook
> - Parse msi-map at bus probing time and populate the msi_domain field
>
> Marc Zyngier (8):
> of/irq: Add support code for multi-parent version of "msi-parent"
> of/irq: Use of_msi_get_domain instead of open-coded "msi-parent"
> parsing
> PCI/MSI: Use of_msi_get_domain instead of open-coded "msi-parent"
> parsing
> irqchip/gic-v3-its: Parse new version of msi-parent property
> of/irq: Split of_msi_map_rid to reuse msi-map lookup
> of/irq: Use the msi-map property to provide device-specific MSI domain
> PCI: Add per-device MSI domain hook
> PCI/MSI: Allow the MSI domain to be device-specific

For the series:

Acked-by: Rob Herring <robh@kernel.org>

I'm assuming Thomas is taking this and the dependency. It is mostly DT
code so I'm happy take it if you want.

Rob

>
> drivers/irqchip/irq-gic-v3-its-platform-msi.c | 18 ++-
> drivers/of/irq.c | 151 ++++++++++++++++++++------
> drivers/pci/msi.c | 17 +++
> drivers/pci/of.c | 13 +--
> drivers/pci/probe.c | 43 +++++++-
> include/linux/msi.h | 6 +
> include/linux/of_irq.h | 16 +++
> 7 files changed, 214 insertions(+), 50 deletions(-)
>
> --
> 2.1.4
>


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