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* [PATCH V2 00/23] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI
@ 2015-12-16 15:16 ` Tomasz Nowicki
  0 siblings, 0 replies; 171+ messages in thread
From: Tomasz Nowicki @ 2015-12-16 15:16 UTC (permalink / raw)
  To: bhelgaas, arnd, will.deacon, catalin.marinas, rjw, hanjun.guo,
	Lorenzo.Pieralisi, okaya, jiang.liu, Stefano.Stabellini
  Cc: robert.richter, mw, Liviu.Dudau, ddaney, tglx, wangyijing,
	Suravee.Suthikulpanit, msalter, linux-pci, linux-arm-kernel,
	linux-acpi, linux-kernel, linaro-acpi, jchandra, jcm,
	Tomasz Nowicki

>From the functionality point of view this series might be split into the
following logic parts:
1. Make MMCONFIG code arch-agnostic which allows all architectures to collect
   PCI config regions and used when necessary.
2. Move non-arch specific bits to the core code.
3. Use MMCONFIG code and implement generic ACPI based PCI host
   controller driver.
4. Enable above driver on ARM64

Patches has been built on top of 4.4-rc4 and can be found here:
git@github.com:semihalf-nowicki-tomasz/linux.git (pci-acpi-v2)

NOTE, this patch set depends on Matthew's patches:
http://www.spinics.net/lists/linux-pci/msg45950.html
https://github.com/Vality/linux/tree/pci-fixes

This has been tested on Cavium ThunderX 1 socket server and QEMU.
Any help in reviewing and testing is very appreciated.

v1 -> v2
- moved non-arch specific piece of code to dirver/acpi/ directory
- fixed IO resource handling
- introduced PCI config accessors quirks matching
- moved ACPI_COMPANION_SET to generic code

Liu Jiang (1):
  ACPI, PCI: Refine the way to handle translation_offset for ACPI
    resources

Tomasz Nowicki (22):
  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.
  XEN / PCI: Remove the dependence on arch x86 when PCI_MMCONFIG=y
  pci, acpi, mcfg: Provide default RAW ACPI PCI config space accessors.
  arm64, acpi: Use empty PCI config space accessors from mcfg.c file.
  pci, acpi, ecam: Add flag to indicate whether ECAM region was hot
    added or not.
  x86, pci: Cleanup platform specific MCFG data using previously added
    ECAM hot_added flag.
  arm64, pci: Remove useless boot time IRQ assignment when booting with
    DT.
  pci, acpi: Move ACPI host bridge device companion assignment to core
    code.
  x86, ia64, pci: Remove ACPI companion device from platform specific
    data.
  pci, acpi: Provide generic way to assign bus domain number.
  x86, ia64, pci: Convert arches to use PCI_DOMAINS_GENERIC.
  x86, ia64: Include acpi_pci_{add|remove}_bus to the default
    pcibios_{add|remove}_bus implementation.
  acpi, mcfg: Implement two calls that might be used to inject/remove
    MCFG region.
  x86, acpi, pci: Use equivalent function introduced in previous patch.
  acpi, mcfg: Add default PCI config accessors implementation and
    initial support for related quirks.
  pci, acpi: Support for ACPI based PCI hostbridge init
  pci, acpi: Match PCI config space accessors against platfrom specific
    quirks.
  arm64, pci, acpi: Start using ACPI based PCI host bridge driver for
    ARM64.

 arch/arm64/Kconfig                |  10 ++
 arch/arm64/kernel/pci.c           |  35 ------
 arch/ia64/Kconfig                 |   3 +
 arch/ia64/include/asm/pci.h       |   3 -
 arch/ia64/pci/pci.c               |  53 +++-----
 arch/x86/Kconfig                  |   7 ++
 arch/x86/include/asm/pci.h        |  10 --
 arch/x86/include/asm/pci_x86.h    |  28 +----
 arch/x86/pci/acpi.c               |  43 ++-----
 arch/x86/pci/common.c             |  10 --
 arch/x86/pci/irq.c                |  10 --
 arch/x86/pci/mmconfig-shared.c    | 250 ++++++--------------------------------
 arch/x86/pci/mmconfig_32.c        |  11 +-
 arch/x86/pci/mmconfig_64.c        |  67 +---------
 arch/x86/pci/numachip.c           |   1 +
 drivers/acpi/Makefile             |   1 +
 drivers/acpi/mcfg.c               | 203 +++++++++++++++++++++++++++++++
 drivers/acpi/pci_root.c           |   5 +-
 drivers/acpi/resource.c           |  12 +-
 drivers/pci/Kconfig               |  10 ++
 drivers/pci/Makefile              |   5 +
 drivers/pci/ecam.c                | 234 +++++++++++++++++++++++++++++++++++
 drivers/pci/host/Kconfig          |   6 +
 drivers/pci/host/Makefile         |   1 +
 drivers/pci/host/pci-host-acpi.c  | 138 +++++++++++++++++++++
 drivers/pci/pci.c                 |  29 ++++-
 drivers/pci/probe.c               |   5 +
 drivers/xen/pci.c                 |   7 +-
 include/asm-generic/vmlinux.lds.h |   7 ++
 include/linux/acpi.h              |   2 +
 include/linux/ecam.h              |  61 ++++++++++
 include/linux/pci-acpi.h          |  17 +++
 32 files changed, 817 insertions(+), 467 deletions(-)
 create mode 100644 drivers/acpi/mcfg.c
 create mode 100644 drivers/pci/ecam.c
 create mode 100644 drivers/pci/host/pci-host-acpi.c
 create mode 100644 include/linux/ecam.h

-- 
1.9.1

^ permalink raw reply	[flat|nested] 171+ messages in thread

end of thread, other threads:[~2016-01-13  9:43 UTC | newest]

Thread overview: 171+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-12-16 15:16 [PATCH V2 00/23] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI Tomasz Nowicki
2015-12-16 15:16 ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 01/23] x86, pci: Reorder logic of pci_mmconfig_insert() function Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 02/23] x86, pci, acpi: Move arch-agnostic MMCONFIG (aka ECAM) and ACPI code out of arch/x86/ directory Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 03/23] pci, acpi, mcfg: Provide generic implementation of MCFG code initialization Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 04/23] x86, pci: mmconfig_{32,64}.c code refactoring - remove code duplication Tomasz Nowicki
2015-12-16 15:16   ` [PATCH V2 04/23] x86, pci: mmconfig_{32, 64}.c " Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 05/23] x86, pci, ecam: mmconfig_64.c becomes default implementation for ECAM driver Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 06/23] XEN / PCI: Remove the dependence on arch x86 when PCI_MMCONFIG=y Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-17 10:25   ` Tomasz Nowicki
2015-12-17 10:25     ` Tomasz Nowicki
2015-12-17 10:40     ` Tomasz Nowicki
2015-12-17 10:40       ` Tomasz Nowicki
2015-12-21 18:12   ` Stefano Stabellini
2015-12-21 18:12     ` Stefano Stabellini
2015-12-21 18:12     ` Stefano Stabellini
2015-12-22  8:34     ` Tomasz Nowicki
2015-12-22  8:34       ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 07/23] pci, acpi, mcfg: Provide default RAW ACPI PCI config space accessors Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 08/23] arm64, acpi: Use empty PCI config space accessors from mcfg.c file Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 09/23] pci, acpi, ecam: Add flag to indicate whether ECAM region was hot added or not Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 10/23] x86, pci: Cleanup platform specific MCFG data using previously added ECAM hot_added flag Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 11/23] arm64, pci: Remove useless boot time IRQ assignment when booting with DT Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2016-01-12 13:50   ` Lorenzo Pieralisi
2016-01-12 13:50     ` Lorenzo Pieralisi
2016-01-12 16:13     ` Tomasz Nowicki
2016-01-12 16:13       ` Tomasz Nowicki
2016-01-12 17:56       ` David Daney
2016-01-12 17:56         ` David Daney
2016-01-12 17:56         ` David Daney
2016-01-13  9:43         ` Tomasz Nowicki
2016-01-13  9:43           ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 12/23] pci, acpi: Move ACPI host bridge device companion assignment to core code Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 13/23] x86, ia64, pci: Remove ACPI companion device from platform specific data Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 14/23] pci, acpi: Provide generic way to assign bus domain number Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 15/23] x86, ia64, pci: Convert arches to use PCI_DOMAINS_GENERIC Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 16/23] x86, ia64: Include acpi_pci_{add|remove}_bus to the default pcibios_{add|remove}_bus implementation Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 17/23] acpi, mcfg: Implement two calls that might be used to inject/remove MCFG region Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 18/23] x86, acpi, pci: Use equivalent function introduced in previous patch Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 19/23] acpi, mcfg: Add default PCI config accessors implementation and initial support for related quirks Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 20/23] ACPI, PCI: Refine the way to handle translation_offset for ACPI resources Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 21/23] pci, acpi: Support for ACPI based PCI hostbridge init Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-18 12:40   ` Arnd Bergmann
2015-12-18 12:40     ` Arnd Bergmann
2015-12-21 10:21     ` Tomasz Nowicki
2015-12-21 10:21       ` Tomasz Nowicki
2015-12-16 15:16 ` [PATCH V2 22/23] pci, acpi: Match PCI config space accessors against platfrom specific quirks Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-21 11:47   ` Gabriele Paoloni
2015-12-21 11:47     ` Gabriele Paoloni
2015-12-21 11:47     ` Gabriele Paoloni
2015-12-21 14:10     ` Arnd Bergmann
2015-12-21 14:10       ` Arnd Bergmann
2015-12-21 14:10       ` Arnd Bergmann
2015-12-21 14:10       ` Arnd Bergmann
2015-12-21 17:29       ` David Daney
2015-12-21 17:29         ` David Daney
2015-12-21 17:29         ` David Daney
2015-12-21 17:29         ` David Daney
2015-12-21 22:42         ` Arnd Bergmann
2015-12-21 22:42           ` Arnd Bergmann
2015-12-21 22:42           ` Arnd Bergmann
2015-12-21 22:42           ` Arnd Bergmann
2015-12-21 23:24           ` Jon Masters
2015-12-21 23:24             ` Jon Masters
2015-12-21 23:24             ` Jon Masters
2015-12-21 23:24             ` Jon Masters
2015-12-21 23:10       ` Jon Masters
2015-12-21 23:10         ` Jon Masters
2015-12-21 23:10         ` Jon Masters
2015-12-21 23:10         ` Jon Masters
2015-12-22  8:45         ` Tomasz Nowicki
2015-12-22  8:45           ` Tomasz Nowicki
2015-12-22  8:45           ` Tomasz Nowicki
2015-12-22  8:45           ` Tomasz Nowicki
2015-12-22  9:29         ` Gabriele Paoloni
2015-12-22  9:29           ` Gabriele Paoloni
2015-12-22  9:29           ` Gabriele Paoloni
2015-12-22  9:29           ` Gabriele Paoloni
2015-12-22 16:36           ` Jon Masters
2015-12-22 16:36             ` Jon Masters
2015-12-22 16:36             ` Jon Masters
2015-12-22 16:36             ` Jon Masters
2015-12-22 16:45             ` Jon Masters
2015-12-22 16:45               ` Jon Masters
2015-12-22 16:45               ` Jon Masters
2015-12-22 16:45               ` Jon Masters
2015-12-22 17:49               ` Gabriele Paoloni
2015-12-22 17:49                 ` Gabriele Paoloni
2015-12-22 17:49                 ` Gabriele Paoloni
2015-12-22 17:49                 ` Gabriele Paoloni
2015-12-22 10:20     ` Tomasz Nowicki
2015-12-22 10:20       ` Tomasz Nowicki
2015-12-22 10:20       ` Tomasz Nowicki
2015-12-22 14:48       ` Gabriele Paoloni
2015-12-22 14:48         ` Gabriele Paoloni
2015-12-22 14:48         ` Gabriele Paoloni
2015-12-23  9:38         ` Hanjun Guo
2015-12-23  9:38           ` Hanjun Guo
2015-12-23  9:38           ` Hanjun Guo
2016-01-08 14:16   ` Mark Salter
2016-01-08 14:16     ` Mark Salter
2016-01-08 14:36     ` Tomasz Nowicki
2016-01-08 14:36       ` Tomasz Nowicki
2016-01-08 14:51       ` Mark Salter
2016-01-08 14:51         ` Mark Salter
2016-01-08 14:42     ` Jeremy Linton
2016-01-08 14:42       ` Jeremy Linton
2016-01-08 14:42       ` Jeremy Linton
2016-01-08 15:01     ` Mark Rutland
2016-01-08 15:01       ` Mark Rutland
2016-01-08 15:01       ` Mark Rutland
2016-01-08 15:12       ` Mark Rutland
2016-01-08 15:12         ` Mark Rutland
2016-01-08 16:07         ` Mark Salter
2016-01-08 16:07           ` Mark Salter
2015-12-16 15:16 ` [PATCH V2 23/23] arm64, pci, acpi: Start using ACPI based PCI host bridge driver for ARM64 Tomasz Nowicki
2015-12-16 15:16   ` Tomasz Nowicki
2015-12-17 21:24 ` [PATCH V2 00/23] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI Sinan Kaya
2015-12-17 21:24   ` Sinan Kaya
2015-12-18 12:26   ` Tomasz Nowicki
2015-12-18 12:26     ` Tomasz Nowicki
2015-12-18 18:56     ` okaya
2015-12-18 18:56       ` okaya at codeaurora.org
2015-12-21 10:37       ` Tomasz Nowicki
2015-12-21 10:37         ` Tomasz Nowicki
2015-12-21 12:10       ` Lorenzo Pieralisi
2015-12-21 12:10         ` Lorenzo Pieralisi
2015-12-21 12:42         ` Tomasz Nowicki
2015-12-21 12:42           ` Tomasz Nowicki
2015-12-21 14:15           ` Arnd Bergmann
2015-12-21 14:15             ` Arnd Bergmann
2015-12-21 15:26             ` Okaya
2015-12-21 15:26               ` Okaya at codeaurora.org
2015-12-21 22:39               ` Arnd Bergmann
2015-12-21 22:39                 ` Arnd Bergmann
2016-01-11 15:39               ` Lorenzo Pieralisi
2016-01-11 15:39                 ` Lorenzo Pieralisi
2016-01-11 15:56                 ` Sinan Kaya
2016-01-11 15:56                   ` Sinan Kaya
2016-01-12 14:30                   ` Arnd Bergmann
2016-01-12 14:30                     ` Arnd Bergmann
2016-01-12 18:38                     ` Lorenzo Pieralisi
2016-01-12 18:38                       ` Lorenzo Pieralisi
2016-01-12 21:37                       ` Arnd Bergmann
2016-01-12 21:37                         ` Arnd Bergmann
2016-01-11 16:09             ` Lorenzo Pieralisi
2016-01-11 16:09               ` Lorenzo Pieralisi

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