Message-ID: <551E825F.9060304@linaro.org>
Date: Fri, 03 Apr 2015 14:06:55 +0200
From: Tomasz Nowicki <tomasz.nowicki@linaro.org>
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        Liviu.Dudau@arm.com, tglx@linutronix.de, mingo@redhat.com,
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Subject: Re: [PATCH v4 0/9] PCI: MMCONFIG clean up
References: <1426083169-8698-1-git-send-email-tomasz.nowicki@linaro.org>
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Hi Bjorn,

Any comments before I post next version ?

Regards,
Tomasz

On 11.03.2015 15:12, Tomasz Nowicki wrote:
> MCFG ACPI table and PCI ECAM standard have no arch dependencies so it can be
> used across all architectures. Currently MMCONFIG related code resides in
> arch/x86 directories. This patch set is going to isolate non-architecture
> specific code and make it accessible for all architectures.
>
> v3 -> v4 changes:
> - bug fixes after kbuild test robot report
>      - add asm/io.h header for ecam.c
>      - rename mmcfg -> ecam for drivers/xen/pci.c and arch/x86/pci/numachip.c
> - rework Kconfig logic
>
> v2 -> v3 changes:
> - rebase patch set v2 to v4.0-rc1
>
> v1 -> v2 changes:
> - use generic readb/readw etc. accessors instead of AMD Fam10h workaround
> - separate ACPI and ECAM code
> - improve ECAM code naming
>
> Tomasz Nowicki (9):
>    x86, pci: Clean up comment about buggy MMIO config space access for
>      AMD Fam10h CPUs.
>    x86, pci: Abstract PCI config accessors and use AMD Fam10h workaround
>      exclusively.
>    x86, pci: Reorder logic of pci_mmconfig_insert() function
>    x86, pci, acpi: Move arch-agnostic MMCONFIG (aka ECAM) and ACPI code
>      out of arch/x86/ directory
>    pci, acpi, mcfg: Provide generic implementation of MCFG code
>      initialization.
>    x86, pci: mmconfig_{32,64}.c code refactoring - remove code
>      duplication.
>    x86, pci, ecam: mmconfig_64.c becomes default implementation for ECAM
>      driver.
>    pci, acpi, mcfg: Share ACPI PCI config space accessors.
>    pci, ecam: Improve naming for ecam.c content and areas where it is
>      used.
>
>   arch/x86/Kconfig               |   4 +
>   arch/x86/include/asm/pci_x86.h |  34 +---
>   arch/x86/pci/Makefile          |   5 +-
>   arch/x86/pci/acpi.c            |   3 +-
>   arch/x86/pci/mmconfig-shared.c | 346 +++++++++++----------------------------
>   arch/x86/pci/mmconfig_32.c     |  47 ++----
>   arch/x86/pci/mmconfig_64.c     | 153 ------------------
>   arch/x86/pci/numachip.c        |  29 +---
>   drivers/acpi/Makefile          |   1 +
>   drivers/acpi/mcfg.c            | 121 ++++++++++++++
>   drivers/pci/Kconfig            |  10 ++
>   drivers/pci/Makefile           |   5 +
>   drivers/pci/ecam.c             | 358 +++++++++++++++++++++++++++++++++++++++++
>   drivers/xen/pci.c              |   7 +-
>   include/linux/ecam.h           |  56 +++++++
>   15 files changed, 679 insertions(+), 500 deletions(-)
>   delete mode 100644 arch/x86/pci/mmconfig_64.c
>   create mode 100644 drivers/acpi/mcfg.c
>   create mode 100644 drivers/pci/ecam.c
>   create mode 100644 include/linux/ecam.h
>
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