Hi Damien, On Fri, 11 Oct 2024 at 17:55, Damien Le Moal <dlemoal@xxxxxxxxxx> wrote: > > This patch series fix the PCI address mapping handling of the Rockchip > endpoint driver, refactor some of its code, improves link training and > adds handling of the #PERST signal. > > This series is organized as follows: > - Patch 1 fixes the rockchip ATU programming > - Patch 2, 3 and 4 introduce small code improvments > - Patch 5 implements the .get_mem_map() operation to make the RK3399 > endpoint controller driver fully functional with the new > pci_epc_mem_map() function > - Patch 6, 7, 8 and 9 refactor the driver code to make it more readable > - Patch 10 introduces the .stop() endpoint controller operation to > correctly disable the endpopint controller after use > - Patch 11 improves link training > - Patch 12 implements handling of the #PERST signal > > This patch series depends on the PCI endpoint core patches from the > V5 series "Improve PCI memory mapping API". The patches were tested > using a Pine Rockpro64 board used as an endpoint with the test endpoint > function driver and a prototype nvme endpoint function driver. Can we test this feature on Radxa Rock PI 4b hardware with an external nvme card? Thanks -Anand > > Changes from v3: > - Addressed Mani's comments (see mailing list for details). > - Removed old patch 11 (dt-binding changes) and instead use in patch 12 > the already defined reset_gpios property. > - Added patch 6 > - Added review tags > > Changes from v2: > - Split the patch series > - Corrected patch 11 to add the missing "maxItem" > > Changes from v1: > - Changed pci_epc_check_func() to pci_epc_function_is_valid() in patch > 1. > - Removed patch "PCI: endpoint: Improve pci_epc_mem_alloc_addr()" > (former patch 2 of v1) > - Various typos cleanups all over. Also fixed some blank space > indentation. > - Added review tags > > Damien Le Moal (12): > PCI: rockchip-ep: Fix address translation unit programming > PCI: rockchip-ep: Use a macro to define EP controller .align feature > PCI: rockchip-ep: Improve rockchip_pcie_ep_unmap_addr() > PCI: rockchip-ep: Improve rockchip_pcie_ep_map_addr() > PCI: rockchip-ep: Implement the pci_epc_ops::get_mem_map() operation > PCI: rockchip-ep: Rename rockchip_pcie_parse_ep_dt() > PCI: rockchip-ep: Refactor rockchip_pcie_ep_probe() memory allocations > PCI: rockchip-ep: Refactor rockchip_pcie_ep_probe() MSI-X hiding > PCI: rockchip-ep: Refactor endpoint link training enable > PCI: rockship-ep: Implement the pci_epc_ops::stop_link() operation > PCI: rockchip-ep: Improve link training > PCI: rockchip-ep: Handle PERST# signal in endpoint mode > > drivers/pci/controller/pcie-rockchip-ep.c | 408 ++++++++++++++++---- > drivers/pci/controller/pcie-rockchip-host.c | 4 +- > drivers/pci/controller/pcie-rockchip.c | 21 +- > drivers/pci/controller/pcie-rockchip.h | 24 +- > 4 files changed, 370 insertions(+), 87 deletions(-) > > -- > 2.47.0 > > > _______________________________________________ > Linux-rockchip mailing list > Linux-rockchip@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-rockchip
