Re: [PATCH v5 0/7] Add support for PCIe controller to work in endpoint mode on R-Car SoCs

From: Lad, Prabhakar
Date: Fri Mar 13 2020 - 11:47:12 EST


Hi Bjorn/Kishon,

On Fri, Feb 28, 2020 at 3:41 PM Lad Prabhakar
<prabhakar.csengg@xxxxxxxxx> wrote:
>
> This patch series adds support for PCIe controller on rcar to work in
> endpoint mode, this also extends the epf framework to handle base region
> for mapping PCI address locally.
>
> Note:
> The cadence/rockchip/designware endpoint drivers are build tested only.
>
> Changes for v5:
> 1] Rebased the patches on next branch of https://git.kernel.org/pub/scm/
> linux/kernel/git/helgaas/pci.git
> 2] Fixed review comments reported by Kishon while fetching the matching
> window in function pci_epc_get_matching_window()
> 3] Fixed review comments reported by Bjorn
> a] Split patch up first patch so that its easier to review and incremental
> b] Fixed typos
> 4] Included Reviewed tag from Rob for the dt-binding patch
> 5] Fixed issue reported by Nathan for assigning variable to itself
>
> Changes for v4:
> 1] Fixed dtb_check error reported by Rob
> 2] Fixed review comments reported by Kishon
> a] Dropped pci_epc_find_best_fit_window()
> b] Fixed initializing mem ptr in __pci_epc_mem_init()
> c] Dropped map_size from pci_epc_mem_window structure
>
> Changes for v3:
> 1] Fixed review comments from Bjorn and Kishon.
> 3] Converted to DT schema
>
> Changes for v2:
> 1] Fixed review comments from Biju for dt-bindings to include an example
> for a tested platform.
> 2] Fixed review comments from Kishon to extend the features of outbound
> regions in epf framework.
> 3] Added support to parse outbound-ranges in OF.
>
> Lad Prabhakar (7):
> PCI: rcar: Rename pcie-rcar.c to pcie-rcar-host.c
> PCI: rcar: Move shareable code to a common file
> PCI: rcar: Fix calculating mask for PCIEPAMR register
> PCI: endpoint: Add support to handle multiple base for mapping
> outbound memory
> dt-bindings: PCI: rcar: Add bindings for R-Car PCIe endpoint
> controller
> PCI: rcar: Add support for rcar PCIe controller in endpoint mode
> misc: pci_endpoint_test: Add Device ID for RZ/G2E PCIe controller
>
Gentle ping.

Cheers,
--Prabhakar Lad

> .../devicetree/bindings/pci/rcar-pci-ep.yaml | 76 ++
> arch/arm64/configs/defconfig | 2 +-
> drivers/misc/pci_endpoint_test.c | 3 +
> drivers/pci/controller/Kconfig | 15 +-
> drivers/pci/controller/Makefile | 3 +-
> drivers/pci/controller/cadence/pcie-cadence-ep.c | 7 +-
> drivers/pci/controller/dwc/pcie-designware-ep.c | 29 +-
> drivers/pci/controller/pcie-rcar-ep.c | 490 ++++++++
> drivers/pci/controller/pcie-rcar-host.c | 1053 +++++++++++++++++
> drivers/pci/controller/pcie-rcar.c | 1229 +-------------------
> drivers/pci/controller/pcie-rcar.h | 129 ++
> drivers/pci/controller/pcie-rockchip-ep.c | 7 +-
> drivers/pci/endpoint/pci-epc-mem.c | 167 ++-
> include/linux/pci-epc.h | 39 +-
> 14 files changed, 1985 insertions(+), 1264 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/pci/rcar-pci-ep.yaml
> create mode 100644 drivers/pci/controller/pcie-rcar-ep.c
> create mode 100644 drivers/pci/controller/pcie-rcar-host.c
> create mode 100644 drivers/pci/controller/pcie-rcar.h
>
> --
> 2.7.4
>