On 20/04/2017 16:24, Marc Gonzalez wrote:
> This patch was split in two, to ease review of two orthogonal
> parts (MSI controller and host bridge). NB: the patch is
> just split in two where host bridge support starts.
>
> Changes from v3 to v4
>
> In the MSI part:
> - Support 256 MSIs instead of only 32
> - Define tango_{ack,mask,unmask} callbacks for the HW irq_chip
> - Use a spinlock instead of a mutex
> - Rename msi_mask register to msi_enable
>
> In the host bridge part:
> - Move several quirk-handling snippets out of the config space read function
> - Check whether the PCIe link is up at probe-time
>
> Other files
> - Let the framework compute the bus-range from the config space width
> - Be slightly more verbose in the Kconfig help
>
>
> What has *not* changed, waiting from feedback from Bjorn:
>
> - Pray that config and mem space accesses NEVER occur concurrently.
> - Using of_device_is_compatible() vs of_device_get_match_data()
>
>
> Marc Gonzalez (2):
> PCI: Add tango MSI controller support
> PCI: Add tango PCIe host bridge support
>
> Documentation/devicetree/bindings/pci/tango-pcie.txt | 32 ++++
> drivers/pci/host/Kconfig | 8 +
> drivers/pci/host/Makefile | 1 +
> drivers/pci/host/pcie-tango.c | 393 +++++++++++++++++++++++++++++++++++++++
> include/linux/pci_ids.h | 2 +
> 5 files changed, 436 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pci/tango-pcie.txt
> create mode 100644 drivers/pci/host/pcie-tango.c
Now that Linus has closed the merge window for v4.12, I hope that this
driver can be accepted in v4.13 ?
Regards.
