Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1309298

Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI

From Catalin Marinas <catalin.marinas@arm.com>
Newsgroups linux.kernel
Subject Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI
Date 2016-01-14 15:10 +0100
Message-ID <qQQL8-8bA-9@gated-at.bofh.it> (permalink)
References <qQtES-hT-3@gated-at.bofh.it> <qQQrM-7NG-31@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

On Thu, Jan 14, 2016 at 01:44:40PM +0000, Graeme Gregory wrote:
> On Wed, Jan 13, 2016 at 02:20:46PM +0100, Tomasz Nowicki wrote:
> > 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 and can be found here:
> > git@github.com:semihalf-nowicki-tomasz/linux.git (pci-acpi-v3)
> > 
> > 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 server and QEMU.
> > Any help in reviewing and testing is very appreciated.
> 
> I have tested this on my AMD Overdrive so
> 
> Tested-by: Graeme Gregory <graeme.gregory@linaro.org>
> 
> But to actually get my r8169 network card working I also need the
> following patch.
> 
> diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
> index 2fbf840..40e24e2 100644
> --- a/drivers/pci/probe.c
> +++ b/drivers/pci/probe.c
> @@ -1717,7 +1717,7 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
>         set_dev_node(&dev->dev, pcibus_to_node(bus));
>         dev->dev.dma_mask = &dev->dma_mask;
>         dev->dev.dma_parms = &dev->dma_parms;
> -       dev->dev.coherent_dma_mask = 0xffffffffull;
> +       dev->dev.coherent_dma_mask = DMA_BIT_MASK(64);
>         pci_dma_configure(dev);
> 
>         pci_set_dma_max_seg_size(dev, 65536);

With OF, we get the coherent_dma_mask set by of_dma_configure(). But I
have no idea how you do this with ACPI.

-- 
Catalin

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI hostbridge init based on ACPI Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 14:30 +0100
  [PATCH V3 18/21] ACPI, PCI: Refine the way to handle translation_offset for ACPI resources Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 14:30 +0100
    Re: [PATCH V3 18/21] ACPI, PCI: Refine the way to handle  translation_offset for ACPI resources Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> - 2016-01-14 13:20 +0100
  [PATCH V3 02/21] x86, pci, acpi: Move arch-agnostic MMCONFIG (aka ECAM) and ACPI code out of arch/x86/ directory Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 14:30 +0100
  [PATCH V3 17/21] acpi, mcfg: Add default PCI config accessors implementation and initial support for related quirks. Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 14:30 +0100
  [PATCH V3 13/21] pci, acpi: Provide generic way to assign bus domain number. Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 14:30 +0100
  [PATCH V3 06/21] XEN / PCI: Remove the dependence on arch x86 when PCI_MMCONFIG=y Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 14:30 +0100
  Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Tomasz Nowicki <tn@semihalf.com> - 2016-01-13 16:30 +0100
  Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Sinan Kaya <okaya@codeaurora.org> - 2016-01-13 16:30 +0100
  Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Graeme Gregory <gg@slimlogic.co.uk> - 2016-01-14 14:50 +0100
    Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 15:10 +0100
      Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Graeme Gregory <gg@slimlogic.co.uk> - 2016-01-14 15:20 +0100
        Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 15:30 +0100
    Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Catalin Marinas <catalin.marinas@arm.com> - 2016-01-14 15:10 +0100
      Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 15:20 +0100
        Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Catalin Marinas <catalin.marinas@arm.com> - 2016-01-14 16:00 +0100
          Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 16:10 +0100
  Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Sinan Kaya <okaya@codeaurora.org> - 2016-01-14 16:40 +0100
    Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> - 2016-01-14 17:20 +0100
      Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 17:40 +0100
        Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> - 2016-01-14 18:10 +0100
          Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 18:40 +0100
            Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> - 2016-01-14 19:00 +0100
              Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 19:50 +0100
  Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Mark Salter <msalter@redhat.com> - 2016-01-14 16:40 +0100
    Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Jeremy Linton <jeremy.linton@arm.com> - 2016-01-15 00:00 +0100
  Re: [PATCH V3 00/21] MMCONFIG refactoring and support for ARM64 PCI  hostbridge init based on ACPI Jeremy Linton <jeremy.linton@arm.com> - 2016-01-15 00:00 +0100

csiph-web