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SubjectRe: [PATCH V3 00/10] Introduce ACPI world to GICv3 & ITS irqchip
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On 11.02.2016 12:47, Marc Zyngier wrote:
> Thomas, Hanjun,
>
> On 19/01/16 13:11, Tomasz Nowicki wrote:
>> Patches base on Suravee's ACPI GICv2m support:
>> https://lkml.org/lkml/2015/12/10/475
>>
>> 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 (gicv3-its-acpi-v3)
>>
>> Series has been tested on Cavium ThunderX server.
>>
>> 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
>>
>> Hanjun Guo (1):
>> irqchip / GICv3: remove gic root node in ITS
>>
>> Tomasz Nowicki (9):
>> irqchip / GICv3: Refactor gic_of_init() for GICv3 driver
>> irqchip / GICv3: Add ACPI support for GICv3+ initialization
>> irqchip,GICv3,ACPI: Add redistributor support via GICC structures.
>> irqchip, gicv3, its: Mark its_init() and its children as __init
>> 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.
>> acpi, gicv3, msi: Factor out code that might be reused for ACPI
>> equivalent.
>> 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 | 326 +++++++++++++++++++++++++++++
>> drivers/irqchip/Kconfig | 1 +
>> drivers/irqchip/irq-gic-v3-its-pci-msi.c | 85 ++++++--
>> drivers/irqchip/irq-gic-v3-its.c | 143 +++++++++----
>> drivers/irqchip/irq-gic-v3.c | 344 ++++++++++++++++++++++++++-----
>> drivers/pci/msi.c | 3 +
>> include/linux/iort.h | 38 ++++
>> include/linux/irqchip/arm-gic-v3.h | 2 +-
>> 10 files changed, 845 insertions(+), 101 deletions(-)
>> create mode 100644 drivers/acpi/iort.c
>> create mode 100644 include/linux/iort.h
>>
>
> I've so far queued the first 5 patches of this series (basic ACPI
> support for GICv3 and associated cleanups). The rest needs additional
> discussion (see my comments on patch 10), and requires some form of Ack
> from the ACPI maintainers (at least for patch 7).
>
Thanks Marc!

I will respond to the rest of your comments shortly.

Tomasz

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