On 11/5/2024 8:12 AM, Jitendra Vegiraju wrote: > Hi netdev team, > > On Fri, Oct 18, 2024 at 1:53 PM <jitendra.vegiraju@xxxxxxxxxxxx> wrote: >> >> From: Jitendra Vegiraju <jitendra.vegiraju@xxxxxxxxxxxx> >> >> This patchset adds basic PCI ethernet device driver support for Broadcom >> BCM8958x Automotive Ethernet switch SoC devices. >> >> This SoC device has PCIe ethernet MAC attached to an integrated ethernet >> switch using XGMII interface. The PCIe ethernet controller is presented to >> the Linux host as PCI network device. >> >> The following block diagram gives an overview of the application. >> +=================================+ >> | Host CPU/Linux | >> +=================================+ >> || PCIe >> || >> +==========================================+ >> | +--------------+ | >> | | PCIE Endpoint| | >> | | Ethernet | | >> | | Controller | | >> | | DMA | | >> | +--------------+ | >> | | MAC | BCM8958X | >> | +--------------+ SoC | >> | || XGMII | >> | || | >> | +--------------+ | >> | | Ethernet | | >> | | switch | | >> | +--------------+ | >> | || || || || | >> +==========================================+ >> || || || || More external interfaces >> >> The MAC block on BCM8958x is based on Synopsis XGMAC 4.00a core. This >> MAC IP introduces new DMA architecture called Hyper-DMA for virtualization >> scalability. >> >> Driver functionality specific to new MAC (DW25GMAC) is implemented in >> new file dw25gmac.c. >> >> Management of integrated ethernet switch on this SoC is not handled by >> the PCIe interface. >> This SoC device has PCIe ethernet MAC directly attached to an integrated >> ethernet switch using XGMII interface. >> >> v5->v6: >> Change summary to address comments/suggestions by Serge Semin. >> Patch1: >> Removed the comlexity of hdma mapping in previous patch series and >> use static DMA mapping. >> Renamed plat_stmmacenet_data::snps_dev_id as dev_id and moved to >> the beginning of the struct. >> Patch2: >> Added dw25gmac_get_hw_feature() for dw25gmac. >> Use static one-to-one VDMA-TC-PDMA mapping. >> Patch4: >> Remove usage of plat_stmmacenet_data::msi_*_vec variables for >> interrupt vector initialization. >> Change phy_interface type to XGMII. >> Cleanup unused macros. >> > > I would like to seek your guidance on how to take this patch series forward. > Thanks to your feedback and Serge's suggestions, we made some forward > progress on this patch series. > Please make any suggestions to enable us to upstream driver support > for BCM8958x. Jitendra, Have we resent this patch or got it approved ? I dont see any updates after this patch. > Thanks, > Jitendra
