From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shiraz Saleem Date: Tue, 10 Sep 2019 20:29:55 -0500 Subject: [Intel-wired-lan] [RFC rdma-next 00/17] Add unified Intel Ethernet RDMA driver (irdma) Message-ID: <20190911013012.710-1-shiraz.saleem@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: From: "Shiraz, Saleem" This patchset adds a unified Intel Ethernet RDMA driver that supports a new network device E810 (iWARP and RoCEv2 capable) and the existing X722 iWARP device. The driver architecture provides the extensibility for future generations of Intel HW supporting RDMA. This driver obsoletes legacy X722 driver i40iw which is marked for deprecation and extends the ABI already defined for i40iw. It is backward compatible with legacy X722 rdma-core provider (libi40iw). This series was built against the rdma for-next branch. Updates since initial-RFC feedback: -------------------------------------- *Rehashed the design to unify RDMA driver. irdma is registered as a platform function driver which binds to multi-function devices added by individual netdev drivers i40e/ice. Listening to netdev notifiers or running netdev lists are no longer needed for attachment. There is no load order dependencies between netdev drivers and irdma in the new model. *Add COMPILE_TEST for i40iw driver *Use netdev_to_ibdev API to reliably get iwdev in notifiers. Remove VSI dev list tracking as a result. *Fixed build make W=1 issues, sparse endianness warnings, 0-day 32-bit compile warnings. *Test for userspaceness with udata and remove uobject references. *Remove abstractions for memory allocators, dev_* and pr_* prints. *Remove redundant castings in the driver. *Relax barriers to a dma_wmb()/dma_rmb() since we are using coherent mappings. *Clang-format run on various portions of the driver. *Remove internal verb objects tracking from driver as its already done in IB core. *Report correct values for max_send_wr and max_recv_wr in irdma_query_qp() *Check and fail the call for invalid input values on irdma_create_qp(). *ABI fixups - __aligned_u64 on all u64s. Fix travis hit and removed irdma_hw_attrs struct out of ABI. *Use IRDMA_RING_MOVE_HEAD_NO_CHECK on cq_ring *Sort call tables, Kconfig, Makefiles *Add CQ resize feature and few fixes since RFC was published. *Use same DRIVER_ID enum for irdma as i40iw. *Updated ib_copy_from_udata/ib_copy_to_udata calls to do a safe copy() *Adapt to core handling verb object allocations and other core API changes *devlink is used to switch between RoCE and iWARP on a per function basis Michael J. Ruhl (1): RDMA/irdma: Add dynamic tracing for CM Mustafa Ismail (13): RDMA/irdma: Add driver framework definitions RDMA/irdma: Implement device initialization definitions RDMA/irdma: Implement HW Admin Queue OPs RDMA/irdma: Add HMC backing store setup functions RDMA/irdma: Add privileged UDA queue implementation RDMA/irdma: Add QoS definitions RDMA/irdma: Add connection manager RDMA/irdma: Add PBLE resource manager RDMA/irdma: Implement device supported verb APIs RDMA/irdma: Add RoCEv2 UD OP support RDMA/irdma: Add user/kernel shared libraries RDMA/irdma: Add miscellaneous utility definitions RDMA/irdma: Add ABI definitions Shiraz Saleem (3): RDMA/irdma: Update MAINTAINERS file RDMA/irdma: Add Kconfig and Makefile RDMA/i40iw: Mark i40iw as deprecated MAINTAINERS | 10 +- drivers/infiniband/Kconfig | 1 + drivers/infiniband/hw/Makefile | 1 + drivers/infiniband/hw/i40iw/Kconfig | 4 +- drivers/infiniband/hw/irdma/Kconfig | 11 + drivers/infiniband/hw/irdma/Makefile | 31 + drivers/infiniband/hw/irdma/cm.c | 4511 ++++++++++++++++++++++ drivers/infiniband/hw/irdma/cm.h | 415 +++ drivers/infiniband/hw/irdma/ctrl.c | 5958 ++++++++++++++++++++++++++++++ drivers/infiniband/hw/irdma/defs.h | 2126 +++++++++++ drivers/infiniband/hw/irdma/hmc.c | 706 ++++ drivers/infiniband/hw/irdma/hmc.h | 219 ++ drivers/infiniband/hw/irdma/hw.c | 2564 +++++++++++++ drivers/infiniband/hw/irdma/i40iw_hw.c | 210 ++ drivers/infiniband/hw/irdma/i40iw_hw.h | 163 + drivers/infiniband/hw/irdma/i40iw_if.c | 270 ++ drivers/infiniband/hw/irdma/icrdma_hw.c | 75 + drivers/infiniband/hw/irdma/icrdma_hw.h | 63 + drivers/infiniband/hw/irdma/irdma.h | 191 + drivers/infiniband/hw/irdma/irdma_if.c | 436 +++ drivers/infiniband/hw/irdma/main.c | 531 +++ drivers/infiniband/hw/irdma/main.h | 639 ++++ drivers/infiniband/hw/irdma/osdep.h | 108 + drivers/infiniband/hw/irdma/pble.c | 511 +++ drivers/infiniband/hw/irdma/pble.h | 136 + drivers/infiniband/hw/irdma/protos.h | 96 + drivers/infiniband/hw/irdma/puda.c | 1693 +++++++++ drivers/infiniband/hw/irdma/puda.h | 187 + drivers/infiniband/hw/irdma/status.h | 70 + drivers/infiniband/hw/irdma/trace.c | 113 + drivers/infiniband/hw/irdma/trace.h | 4 + drivers/infiniband/hw/irdma/trace_cm.h | 459 +++ drivers/infiniband/hw/irdma/type.h | 1701 +++++++++ drivers/infiniband/hw/irdma/uda.c | 391 ++ drivers/infiniband/hw/irdma/uda.h | 65 + drivers/infiniband/hw/irdma/uda_d.h | 383 ++ drivers/infiniband/hw/irdma/uk.c | 1739 +++++++++ drivers/infiniband/hw/irdma/user.h | 449 +++ drivers/infiniband/hw/irdma/utils.c | 2333 ++++++++++++ drivers/infiniband/hw/irdma/verbs.c | 4346 ++++++++++++++++++++++ drivers/infiniband/hw/irdma/verbs.h | 199 + drivers/infiniband/hw/irdma/ws.c | 396 ++ drivers/infiniband/hw/irdma/ws.h | 40 + include/uapi/rdma/irdma-abi.h | 159 + include/uapi/rdma/rdma_user_ioctl_cmds.h | 1 + 45 files changed, 34712 insertions(+), 2 deletions(-) create mode 100644 drivers/infiniband/hw/irdma/Kconfig create mode 100644 drivers/infiniband/hw/irdma/Makefile create mode 100644 drivers/infiniband/hw/irdma/cm.c create mode 100644 drivers/infiniband/hw/irdma/cm.h create mode 100644 drivers/infiniband/hw/irdma/ctrl.c create mode 100644 drivers/infiniband/hw/irdma/defs.h create mode 100644 drivers/infiniband/hw/irdma/hmc.c create mode 100644 drivers/infiniband/hw/irdma/hmc.h create mode 100644 drivers/infiniband/hw/irdma/hw.c create mode 100644 drivers/infiniband/hw/irdma/i40iw_hw.c create mode 100644 drivers/infiniband/hw/irdma/i40iw_hw.h create mode 100644 drivers/infiniband/hw/irdma/i40iw_if.c create mode 100644 drivers/infiniband/hw/irdma/icrdma_hw.c create mode 100644 drivers/infiniband/hw/irdma/icrdma_hw.h create mode 100644 drivers/infiniband/hw/irdma/irdma.h create mode 100644 drivers/infiniband/hw/irdma/irdma_if.c create mode 100644 drivers/infiniband/hw/irdma/main.c create mode 100644 drivers/infiniband/hw/irdma/main.h create mode 100644 drivers/infiniband/hw/irdma/osdep.h create mode 100644 drivers/infiniband/hw/irdma/pble.c create mode 100644 drivers/infiniband/hw/irdma/pble.h create mode 100644 drivers/infiniband/hw/irdma/protos.h create mode 100644 drivers/infiniband/hw/irdma/puda.c create mode 100644 drivers/infiniband/hw/irdma/puda.h create mode 100644 drivers/infiniband/hw/irdma/status.h create mode 100644 drivers/infiniband/hw/irdma/trace.c create mode 100644 drivers/infiniband/hw/irdma/trace.h create mode 100644 drivers/infiniband/hw/irdma/trace_cm.h create mode 100644 drivers/infiniband/hw/irdma/type.h create mode 100644 drivers/infiniband/hw/irdma/uda.c create mode 100644 drivers/infiniband/hw/irdma/uda.h create mode 100644 drivers/infiniband/hw/irdma/uda_d.h create mode 100644 drivers/infiniband/hw/irdma/uk.c create mode 100644 drivers/infiniband/hw/irdma/user.h create mode 100644 drivers/infiniband/hw/irdma/utils.c create mode 100644 drivers/infiniband/hw/irdma/verbs.c create mode 100644 drivers/infiniband/hw/irdma/verbs.h create mode 100644 drivers/infiniband/hw/irdma/ws.c create mode 100644 drivers/infiniband/hw/irdma/ws.h create mode 100644 include/uapi/rdma/irdma-abi.h -- 1.8.3.1