Re: [PATCH V11 0/8] Introduce ACPI world to ITS irqchip

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Hi,

On 12/09/2016 20:32, Tomasz Nowicki wrote:
> The series builds the PCI/MSI domain stack based on initial IORT driver
> which is added in first place. As a reference please see IORT spec:
> http://infocenter.arm.com/help/topic/com.arm.doc.den0049b/DEN0049B_IO_Remapping_Table.pdf
> 
> Tested on Cavium ThunderX server and Qualcomm Technologies server platform QDF2XXX.
> The patches can be found here:
> https://github.com/semihalf-nowicki-tomasz/linux.git (its-acpi-v11)

Tested-by: Eric Auger <eric.auger@xxxxxxxxxx>
on a Cavium QEMU guest with mach-virt.

Thanks

Eric

> 
> v10 -> v11
> - rebased against v4.8-rc6
> - bug fix for iort_match_node_callback() error handling
> - patch 1-2 changelog updates
> 
> v9 -> v10
> - error handling improvements for iort_match_node_callback() but no functional changes
> - iort.h -> acpi_iort.h header name change
> - style improvements
> 
> v8 -> v9
> - rebased against v4.8-rc4
> - move root IORT pointer validation to one place iort_scan_node()
> - function names & Kconfig option name improvements
> - remove annoying dev_err() appearances for non-IORT users
> - for debug purpose print full ITS resource range
> 
> v7 -> v8
> - rebased against v4.8-rc1
> - move IORT support under new drivers/acpi/arm64 directory
> - memory leak fix for iort_match_node_callback()
> - iort_node_map_rid() algorithm improvements
> - fix RID match check in iort_id_map()
> - fix typos and white spaces
> 
> v6 -> v7
> - rebased against irq/irqchip-4.8
> - improvements for IORT ID mapping
> - call IORT init call from acpi_init() instead of arch_initcall()
> - split IORT driver in to two parts: core and ITS/MSI
> 
> v5 -> v6
> - added locking mechanism for IORT list with domain token
> - IORT function name improvements
> - extended IORT RID mapping helper
> - reworked IORT to be more SMMU friendly
> - IORT functions which map RID and find corresponding domain are not
>   PCI specific any more (struct pci_dev -> struct device)
> - bug fixes
> 
> v4 -> v5
> - rebased against v4.7-rc1
> - drop generic layer and call IORT functions directly
> - improve resource abstraction and string formatting
> 
> 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 (8):
>   ACPI: I/O Remapping Table (IORT) initial support
>   ACPI: Add new IORT functions to support MSI domain handling
>   PCI/MSI: Setup MSI domain on a per-device basis using IORT ACPI table
>   irqchip/gicv3-its: Cleanup for ITS domain initialization
>   irqchip/gicv3-its: Refactor ITS DT init code to prepare for ACPI
>   irqchip/gicv3-its: Probe ITS in the ACPI way
>   irqchip/gicv3-its: Factor out PCI-MSI part that might be reused for
>     ACPI
>   irqchip/gicv3-its: Use MADT ITS subtable to do PCI/MSI domain
>     initialization
> 
>  drivers/acpi/Kconfig                     |   4 +
>  drivers/acpi/Makefile                    |   2 +
>  drivers/acpi/arm64/Kconfig               |   6 +
>  drivers/acpi/arm64/Makefile              |   1 +
>  drivers/acpi/arm64/iort.c                | 366 +++++++++++++++++++++++++++++++
>  drivers/acpi/bus.c                       |   2 +
>  drivers/irqchip/Kconfig                  |   1 +
>  drivers/irqchip/irq-gic-v3-its-pci-msi.c |  88 ++++++--
>  drivers/irqchip/irq-gic-v3-its.c         | 171 +++++++++++----
>  drivers/irqchip/irq-gic-v3.c             |   7 +-
>  drivers/pci/msi.c                        |  11 +-
>  include/linux/acpi_iort.h                |  42 ++++
>  include/linux/irqchip/arm-gic-v3.h       |   4 +-
>  13 files changed, 635 insertions(+), 70 deletions(-)
>  create mode 100644 drivers/acpi/arm64/Kconfig
>  create mode 100644 drivers/acpi/arm64/Makefile
>  create mode 100644 drivers/acpi/arm64/iort.c
>  create mode 100644 include/linux/acpi_iort.h
> 
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