linux-kernel - Re: [PATCH V4 0/7] Introduce ACPI world to ITS irqchip

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Message-ID: <570CA62D.6080508@semihalf.com>
Date:	Tue, 12 Apr 2016 09:39:25 +0200
From:	Tomasz Nowicki <tn@...ihalf.com>
To:	marc.zyngier@....com, rjw@...ysocki.net,
	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	tglx@...utronix.de, jason@...edaemon.net,
	lorenzo.pieralisi@....com, robert.richter@...iumnetworks.com,
	shijie.huang@....com, Suravee.Suthikulpanit@....com,
	hanjun.guo@...aro.org, al.stone@...aro.org, mw@...ihalf.com,
	graeme.gregory@...aro.org, Catalin.Marinas@....com,
	will.deacon@....com, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	ddaney.cavm@...il.com, okaya@...eaurora.org
Subject: Re: [PATCH V4 0/7] Introduce ACPI world to ITS irqchip

Hi Marc, Bjorn, Rafael,

Can you please have a look at this series? Thanks in advance.

Tomasz


On 04.04.2016 10:52, Tomasz Nowicki wrote:
> The following git branch contains submitted patches along with
> the useful patches from the test point of view (mainly ACPI ARM64 PCI support).
> https://github.com/semihalf-nowicki-tomasz/linux.git (its-acpi-v4)
>
> Series has been tested on Cavium ThunderX and Qualcomm QDF2xxx server.
>
> v3 -> v4
> - rebased against v4.5
> - add ACPI support for IRQ domain handling on a per-device basis
> - reorder domain setup step
> - improve error handling
> - code style improvements
>
> v2 -> v3
> - rebased on top of 4.4
> - fixes and improvements for redistributor init via GICC structures
> - fixes as per kbuild reports
>
> v1 -> v2
> - rebased on top of 4.4-rc4
> - use pci_msi_domain_get_msi_rid for requester ID to device ID translation
>
> Tomasz Nowicki (7):
>    acpi, pci: Setup MSI domain on a per-devices basis.
>    irqchip, GICv3, ITS: Cleanup for ITS domain initialization.
>    irqchip, GICv3, ITS: Refator ITS DT init code to prepare for ACPI.
>    ARM64, ACPI, PCI: I/O Remapping Table (IORT) initial support.
>    irqchip, gicv3, its: Probe ITS in the ACPI way.
>    its, pci, msi: Factor out code that might be reused for ACPI.
>    acpi, gicv3, its: Use MADT ITS subtable to do PCI/MSI domain
>      initialization.
>
>   drivers/acpi/Kconfig                     |   3 +
>   drivers/acpi/Makefile                    |   1 +
>   drivers/acpi/iort.c                      | 335 +++++++++++++++++++++++++++++++
>   drivers/irqchip/Kconfig                  |   1 +
>   drivers/irqchip/irq-gic-v3-its-pci-msi.c |  87 ++++++--
>   drivers/irqchip/irq-gic-v3-its.c         | 188 ++++++++++++-----
>   drivers/irqchip/irq-gic-v3.c             |   7 +-
>   drivers/pci/msi.c                        |  10 +-
>   drivers/pci/pci-acpi.c                   |  77 +++++++
>   include/linux/iort.h                     |  31 +++
>   include/linux/irqchip/arm-gic-v3.h       |   2 +-
>   include/linux/pci.h                      |  11 +
>   12 files changed, 678 insertions(+), 75 deletions(-)
>   create mode 100644 drivers/acpi/iort.c
>   create mode 100644 include/linux/iort.h
>