Re: [PATCH v4 0/9] PCI: MMCONFIG clean up

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On Fri, Apr 3, 2015 at 7:06 AM, Tomasz Nowicki
<tomasz.nowicki@xxxxxxxxxx> wrote:
> Hi Bjorn,
>
> Any comments before I post next version ?

Nope.  I've been on vacation for a week and am just trying to catch
up.  Haven't had time to do any more than build-test your v4 series.

Bjorn

> 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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