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Message-ID: <20250423102913.438027-15-abhijit.gangurde@amd.com> Date: Wed, 23 Apr 2025 15:59:13 +0530 From: Abhijit Gangurde <abhijit.gangurde@....com> To: <shannon.nelson@....com>, <brett.creeley@....com>, <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>, <corbet@....net>, <jgg@...pe.ca>, <leon@...nel.org>, <andrew+netdev@...n.ch> CC: <allen.hubbe@....com>, <nikhil.agarwal@....com>, <linux-rdma@...r.kernel.org>, <netdev@...r.kernel.org>, <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Abhijit Gangurde <abhijit.gangurde@....com> Subject: [PATCH 14/14] RDMA/ionic: Add Makefile/Kconfig to kernel build environment Add ionic to the kernel build environment. Co-developed-by: Allen Hubbe <allen.hubbe@....com> Signed-off-by: Allen Hubbe <allen.hubbe@....com> Signed-off-by: Abhijit Gangurde <abhijit.gangurde@....com> --- .../ethernet/pensando/ionic_rdma.rst | 43 +++++++++++++++++++ MAINTAINERS | 10 +++++ drivers/infiniband/Kconfig | 1 + drivers/infiniband/hw/Makefile | 1 + drivers/infiniband/hw/ionic/Kconfig | 17 ++++++++ drivers/infiniband/hw/ionic/Makefile | 7 +++ 6 files changed, 79 insertions(+) create mode 100644 Documentation/networking/device_drivers/ethernet/pensando/ionic_rdma.rst create mode 100644 drivers/infiniband/hw/ionic/Kconfig create mode 100644 drivers/infiniband/hw/ionic/Makefile diff --git a/Documentation/networking/device_drivers/ethernet/pensando/ionic_rdma.rst b/Documentation/networking/device_drivers/ethernet/pensando/ionic_rdma.rst new file mode 100644 index 000000000000..80c4d9876d3e --- /dev/null +++ b/Documentation/networking/device_drivers/ethernet/pensando/ionic_rdma.rst @@ -0,0 +1,43 @@ +.. SPDX-License-Identifier: GPL-2.0+ + +============================================================ +Linux Driver for the AMD Pensando(R) Ethernet adapter family +============================================================ + +AMD Pensando RDMA driver. +Copyright (C) 2018-2025, Advanced Micro Devices, Inc. + +Contents +======== + +- Identifying the Adapter +- Enabling the driver +- Support + +Identifying the Adapter +======================= + +See Documentation/networking/device_drivers/ethernet/pensando/ionic.rst +for more information on identifying the adapter. + +Enabling the driver +=================== + +The driver is enabled via the standard kernel configuration system, +using the make command:: + + make oldconfig/menuconfig/etc. + +The driver is located in the menu structure at: + + -> Device Drivers + -> InfiniBand support + -> AMD Pensando DSC RDMA/RoCE Support + +Support +======= + +For general Linux rdma support, please use the rdma mailing +list, which is monitored by AMD Pensando personnel:: + + linux-rdma@...r.kernel.org diff --git a/MAINTAINERS b/MAINTAINERS index 76ee6f5004ef..23505a0bb272 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1154,6 +1154,16 @@ F: Documentation/networking/device_drivers/ethernet/amd/pds_core.rst F: drivers/net/ethernet/amd/pds_core/ F: include/linux/pds/ +AMD PENSANDO RDMA DRIVER +M: Abhijit Gangurde <abhijit.gangurde@....com> +M: Allen Hubbe <allen.hubbe@....com> +L: linux-rdma@...r.kernel.org +S: Maintained +F: Documentation/networking/device_drivers/ethernet/pensando/ionic_rdma.rst +F: drivers/infiniband/hw/ionic/ +F: include/linux/ionic/ +F: include/uapi/rdma/ionic-abi.h + AMD PMC DRIVER M: Shyam Sundar S K <Shyam-sundar.S-k@....com> L: platform-driver-x86@...r.kernel.org diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index a5827d11e934..f3035edfb742 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -85,6 +85,7 @@ source "drivers/infiniband/hw/efa/Kconfig" source "drivers/infiniband/hw/erdma/Kconfig" source "drivers/infiniband/hw/hfi1/Kconfig" source "drivers/infiniband/hw/hns/Kconfig" +source "drivers/infiniband/hw/ionic/Kconfig" source "drivers/infiniband/hw/irdma/Kconfig" source "drivers/infiniband/hw/mana/Kconfig" source "drivers/infiniband/hw/mlx4/Kconfig" diff --git a/drivers/infiniband/hw/Makefile b/drivers/infiniband/hw/Makefile index aba96ca9bce5..c30489902653 100644 --- a/drivers/infiniband/hw/Makefile +++ b/drivers/infiniband/hw/Makefile @@ -15,3 +15,4 @@ obj-$(CONFIG_INFINIBAND_HNS_HIP08) += hns/ obj-$(CONFIG_INFINIBAND_QEDR) += qedr/ obj-$(CONFIG_INFINIBAND_BNXT_RE) += bnxt_re/ obj-$(CONFIG_INFINIBAND_ERDMA) += erdma/ +obj-$(CONFIG_INFINIBAND_IONIC) += ionic/ diff --git a/drivers/infiniband/hw/ionic/Kconfig b/drivers/infiniband/hw/ionic/Kconfig new file mode 100644 index 000000000000..023a7fcdacb8 --- /dev/null +++ b/drivers/infiniband/hw/ionic/Kconfig @@ -0,0 +1,17 @@ +# SPDX-License-Identifier: GPL-2.0 +# Copyright (C) 2018-2025, Advanced Micro Devices, Inc. + +config INFINIBAND_IONIC + tristate "AMD Pensando DSC RDMA/RoCE Support" + depends on NETDEVICES && ETHERNET && PCI && INET && 64BIT + select NET_VENDOR_PENSANDO + select IONIC + help + This enables RDMA/RoCE support for the AMD Pensando family of + Distributed Services Cards (DSCs). + + To learn more, visit our website at + <https://www.amd.com/en/products/accelerators/pensando.html>. + + To compile this driver as a module, choose M here. The module + will be called ionic_rdma. diff --git a/drivers/infiniband/hw/ionic/Makefile b/drivers/infiniband/hw/ionic/Makefile new file mode 100644 index 000000000000..d8787ba09c0a --- /dev/null +++ b/drivers/infiniband/hw/ionic/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 + +obj-$(CONFIG_INFINIBAND_IONIC) += ionic_rdma.o + +ionic_rdma-y := \ + ionic_ibdev.o ionic_queue.o ionic_pgtbl.o ionic_res.o ionic_admin.o \ + ionic_controlpath.o ionic_datapath.o ionic_hw_stats.o -- 2.34.1
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