From: Bjorn Helgaas <helgaas@kernel.org>
To: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Cc: iommu@lists.linux-foundation.org,
virtualization@lists.linux-foundation.org,
devicetree@vger.kernel.org, linux-pci@vger.kernel.org,
kvmarm@lists.cs.columbia.edu, peter.maydell@linaro.org,
joro@8bytes.org, mst@redhat.com, jasowang@redhat.com,
robh+dt@kernel.org, mark.rutland@arm.com, eric.auger@redhat.com,
tnowicki@caviumnetworks.com, kevin.tian@intel.com,
marc.zyngier@arm.com, robin.murphy@arm.com, will.deacon@arm.com,
lorenzo.pieralisi@arm.com
Subject: Re: [PATCH v3 4/7] PCI: OF: Initialize dev->fwnode appropriately
Date: Fri, 12 Oct 2018 14:44:01 -0500 [thread overview]
Message-ID: <20181012194401.GY5906@bhelgaas-glaptop.roam.corp.google.com> (raw)
In-Reply-To: <20181012145917.6840-5-jean-philippe.brucker@arm.com>
On Fri, Oct 12, 2018 at 03:59:14PM +0100, Jean-Philippe Brucker wrote:
> For PCI devices that have an OF node, set the fwnode as well. This way
> drivers that rely on fwnode don't need the special case described by
> commit f94277af03ea ("of/platform: Initialise dev->fwnode appropriately").
>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
> ---
> drivers/pci/of.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/pci/of.c b/drivers/pci/of.c
> index 2f5015bdb256..8026417fab38 100644
> --- a/drivers/pci/of.c
> +++ b/drivers/pci/of.c
> @@ -21,12 +21,15 @@ void pci_set_of_node(struct pci_dev *dev)
> return;
> dev->dev.of_node = of_pci_find_child_device(dev->bus->dev.of_node,
> dev->devfn);
> + if (dev->dev.of_node)
> + dev->dev.fwnode = &dev->dev.of_node->fwnode;
> }
>
> void pci_release_of_node(struct pci_dev *dev)
> {
> of_node_put(dev->dev.of_node);
> dev->dev.of_node = NULL;
> + dev->dev.fwnode = NULL;
> }
>
> void pci_set_bus_of_node(struct pci_bus *bus)
> @@ -35,12 +38,16 @@ void pci_set_bus_of_node(struct pci_bus *bus)
> bus->dev.of_node = pcibios_get_phb_of_node(bus);
> else
> bus->dev.of_node = of_node_get(bus->self->dev.of_node);
> +
> + if (bus->dev.of_node)
> + bus->dev.fwnode = &bus->dev.of_node->fwnode;
> }
>
> void pci_release_bus_of_node(struct pci_bus *bus)
> {
> of_node_put(bus->dev.of_node);
> bus->dev.of_node = NULL;
> + bus->dev.fwnode = NULL;
> }
>
> struct device_node * __weak pcibios_get_phb_of_node(struct pci_bus *bus)
> --
> 2.19.1
>
next prev parent reply other threads:[~2018-10-12 19:44 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-12 14:59 [PATCH v3 0/7] Add virtio-iommu driver Jean-Philippe Brucker
2018-10-12 14:59 ` [PATCH v3 1/7] dt-bindings: virtio-mmio: Add IOMMU description Jean-Philippe Brucker
2018-10-18 0:30 ` Rob Herring
2018-11-15 8:45 ` Auger Eric
2018-10-12 14:59 ` [PATCH v3 2/7] dt-bindings: virtio: Add virtio-pci-iommu node Jean-Philippe Brucker
2018-10-18 0:35 ` Rob Herring
2018-11-15 8:45 ` Auger Eric
2018-10-12 14:59 ` [PATCH v3 3/7] PCI: OF: Allow endpoints to bypass the iommu Jean-Philippe Brucker
2018-10-12 19:41 ` Bjorn Helgaas
2018-10-15 10:52 ` Michael S. Tsirkin
2018-10-15 19:46 ` Jean-philippe Brucker
2018-10-17 15:14 ` Michael S. Tsirkin
2018-10-18 10:47 ` Robin Murphy
2018-10-22 11:27 ` Jean-Philippe Brucker
2018-10-15 11:32 ` Robin Murphy
2018-10-15 19:45 ` Jean-philippe Brucker
2018-10-12 14:59 ` [PATCH v3 4/7] PCI: OF: Initialize dev->fwnode appropriately Jean-Philippe Brucker
2018-10-12 19:44 ` Bjorn Helgaas [this message]
2018-10-12 14:59 ` [PATCH v3 5/7] iommu: Add virtio-iommu driver Jean-Philippe Brucker
2018-10-12 16:35 ` Michael S. Tsirkin
2018-10-12 18:54 ` Jean-Philippe Brucker
2018-11-08 14:51 ` Auger Eric
2018-11-08 16:46 ` Jean-Philippe Brucker
2018-10-12 14:59 ` [PATCH v3 6/7] iommu/virtio: Add probe request Jean-Philippe Brucker
2018-10-12 16:42 ` Michael S. Tsirkin
2018-11-08 14:48 ` Auger Eric
2018-11-08 16:46 ` Jean-Philippe Brucker
2018-11-15 13:20 ` Auger Eric
2018-11-15 16:22 ` Jean-Philippe Brucker
2018-10-12 14:59 ` [PATCH v3 7/7] iommu/virtio: Add event queue Jean-Philippe Brucker
2018-10-12 17:00 ` [PATCH v3 0/7] Add virtio-iommu driver Michael S. Tsirkin
2018-10-12 18:55 ` Jean-Philippe Brucker
2018-10-16 9:25 ` Auger Eric
2018-10-16 18:44 ` Jean-Philippe Brucker
2018-10-16 20:31 ` Auger Eric
2018-10-17 11:54 ` Jean-Philippe Brucker
2018-10-17 15:23 ` Michael S. Tsirkin
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