[PATCH v4 pci 0/2] PCI/MSI: pci-xgene-msi: Enable MSI support in ACPI boot for X-Gene v1

Khuong Dinh kdinh at apm.com
Mon Oct 16 14:19:50 PDT 2017


Hi Lorenzo,
  Do you have any comments for this patch?

Best regards,
Khuong Dinh

On Tue, Sep 26, 2017 at 10:49 AM, Khuong Dinh <kdinh at apm.com> wrote:
> This patch set enables ACPI MSI support for X-Gene PCIe v1 hardware
> and provides the proper MSI driver initialization ordering.
>
> Signed-off-by: Khuong Dinh <kdinh at apm.com>
> ---
> v4:
>  - Remove Marc Zyngier ACK in v2
>  - Use acpi_bus_scan on MSI controller handle when MSI device is found
>  - Register ACPI MSI driver when MSI device is found instead of using
>  subsys_initcall
>  - Split ACPI MSI driver support into two patches - one to enable MSI
> support for X-Gene PCIe v1 hardware, one to enforce MSI driver loaded
> before PCIe controller driver in ACPI boot mode
> v3:
>  - Input X-Gene MSI base address for irq_domain_alloc_fwnode
>  - Add a hook to enforce X-Gene MSI be probed prior acpi_bus_scan happens
> v2:
>  - Verify with BIOS version 3.06.25 and 3.07.09
> v1:
>  - Initial version
> ---
>
> Khuong Dinh (2):
>   PCI/MSI: pci-xgene-msi: Enable MSI support in ACPI boot for X-Gene v1
>   PCI/MSI: Enforce MSI driver loaded before PCIe in ACPI boot
>
>  drivers/acpi/Makefile            |    2 +-
>  drivers/acpi/acpi_msi.c          |   86 ++++++++++++++++++++++++++++++++++++++
>  drivers/acpi/acpi_platform.c     |    3 +-
>  drivers/acpi/internal.h          |    1 +
>  drivers/acpi/scan.c              |    1 +
>  drivers/pci/host/pci-xgene-msi.c |   60 ++++++++++++++++++++++++--
>  include/linux/acpi_msi.h         |   37 ++++++++++++++++
>  7 files changed, 183 insertions(+), 7 deletions(-)
>  create mode 100644 drivers/acpi/acpi_msi.c
>  create mode 100644 include/linux/acpi_msi.h
>



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