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SubjectRe: [PATCH v2 0/9] PCI: Add support to the Cadence PCIe controller
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Hi Cyrille,

On Monday 18 December 2017 11:46 PM, Cyrille Pitchen wrote:
> Hi all,
>
> this series of patches adds support to the Cadence PCIe controller.
> It was tested on a ARM64 platform emulated by a Palladium running the
> pci-next kernel.
>
> The host mode was tested with some PCIe devices connected to the Palladium
> through a speed-bridge. Some of those devices were a USB host controller
> and a SATA controller. The PCIe host controller was also tested with a
> second controller configured in endpoint mode and connected back to back
> to the first controller.
>
> The EndPoint Controller (EPC) driver of this series was tested with the
> pci-epf-test.c EndPoint Function (EPF) driver and the pcitest userspace
> program.

Did you get to test multi function EP?

Thanks
Kishon
>
> For pci-next, I applied this series on top of Kishon's patch
> ("PCI: endpoint: Use EPC's device in dma_alloc_coherent/dma_free_coherent")
> otherwise dma_alloc_coherent() fails when called by pci_epf_alloc_space().
>
> Best regards,
>
> Cyrille
>
> ChangeLog:
>
> v1 -> v2:
> - add new properties in the device-tree bindings: 'cdns,max-outbound-regions'
> and 'cdns,no-bar-match-nbits'.
> - add a new patch to regroup all makefile rules in drivers/pci/Makefile, hence
> cleaning drivers/Makefile up.
> - change the license text to use the recommanded format:
> // SPDX-License-Identifier: GPL-2.0
> - add a new patch updating the API of the EPC library to add support to
> multi-function devices.
> - add a 2 new patches to share more common code between host controller drivers
> - remove some useless tests
> - add more comments in both drivers.
> - fix DT bindings examples
> - remove useless init of the primary, secondary and sub-ordinate bus numbers in
> the PCI configuration space of the root port.
> - remove cdns_pcie_ep_stop() function and rework cdns_pcie_ep_start() function
>
> Cyrille Pitchen (8):
> PCI: Regroup all PCI related entries into drivers/pci/Makefile
> PCI: OF: Add generic function to parse and allocate PCI resources
> PCI: Add generic function to probe PCI host controllers
> PCI: Add vendor ID for Cadence
> PCI: cadence: Add host driver for Cadence PCIe controller
> PCI: endpoint: Add the function number as argument to EPC ops
> dt-bindings: PCI: cadence: Add DT bindings for Cadence PCIe endpoint
> controller
> PCI: cadence: Add EndPoint Controller driver for Cadence PCIe
> controller
>
> Scott Telford (1):
> dt-bindings: PCI: cadence: Add DT bindings for Cadence PCIe host
> controller
>
> .../devicetree/bindings/pci/cdns,cdns-pcie-ep.txt | 23 +
> .../bindings/pci/cdns,cdns-pcie-host.txt | 60 +++
> MAINTAINERS | 7 +
> drivers/Makefile | 5 +-
> drivers/pci/Kconfig | 2 +
> drivers/pci/Makefile | 12 +-
> drivers/pci/cadence/Kconfig | 33 ++
> drivers/pci/cadence/Makefile | 4 +
> drivers/pci/cadence/pcie-cadence-ep.c | 531 +++++++++++++++++++++
> drivers/pci/cadence/pcie-cadence-host.c | 330 +++++++++++++
> drivers/pci/cadence/pcie-cadence.c | 95 ++++
> drivers/pci/cadence/pcie-cadence.h | 310 ++++++++++++
> drivers/pci/dwc/pcie-designware-ep.c | 20 +-
> drivers/pci/endpoint/functions/pci-epf-test.c | 41 +-
> drivers/pci/endpoint/pci-epc-core.c | 62 ++-
> drivers/pci/host/Makefile | 2 +
> drivers/pci/host/pci-host-common.c | 87 +---
> drivers/pci/of.c | 51 ++
> drivers/pci/probe.c | 50 ++
> include/linux/pci-epc.h | 43 +-
> include/linux/pci.h | 12 +
> include/linux/pci_ids.h | 2 +
> 22 files changed, 1624 insertions(+), 158 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/pci/cdns,cdns-pcie-ep.txt
> create mode 100644 Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.txt
> create mode 100644 drivers/pci/cadence/Kconfig
> create mode 100644 drivers/pci/cadence/Makefile
> create mode 100644 drivers/pci/cadence/pcie-cadence-ep.c
> create mode 100644 drivers/pci/cadence/pcie-cadence-host.c
> create mode 100644 drivers/pci/cadence/pcie-cadence.c
> create mode 100644 drivers/pci/cadence/pcie-cadence.h
>

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