| Message ID | 20210602205138.889-1-shiraz.saleem@intel.com (mailing list archive) |
|---|---|
| Headers | show |
| Series | Add Intel Ethernet Protocol Driver for RDMA (irdma) | expand |
On Wed, Jun 02, 2021 at 03:51:22PM -0500, Shiraz Saleem wrote: > The following patch series introduces a unified Intel Ethernet Protocol Driver > for RDMA (irdma) for the X722 iWARP device and a new E810 device which supports > iWARP and RoCEv2. The irdma module replaces the legacy i40iw module for X722 > and extends the ABI already defined for i40iw. It is backward compatible with > legacy X722 rdma-core provider (libi40iw). > > X722 and E810 are PCI network devices that are RDMA capable. The RDMA block of > this parent device is represented via an auxiliary device exported to 'irdma' > using the core auxiliary bus infrastructure recently added for 5.11 kernel. > The parent PCI netdev drivers 'i40e' and 'ice' register auxiliary RDMA devices > with private data/ops encapsulated that bind to auxiliary drivers registered > in irdma module. > > Currently, default is RoCEv2 for E810. Runtime support for protocol switch > to iWARP will be made available via devlink in a future patch. > > This rdma series is built against the shared branch iwl-next [1] which is > expected to be merged into rdma-next first for the netdev parts. Okay, applied to for-next, please keep on top of any 0-day stuff that comes out. I need it all fixed in 2 weeks Thanks, Jason
> Subject: Re: [PATCH v7 00/16] Add Intel Ethernet Protocol Driver for RDMA > (irdma) > > On Wed, Jun 02, 2021 at 03:51:22PM -0500, Shiraz Saleem wrote: > > The following patch series introduces a unified Intel Ethernet > > Protocol Driver for RDMA (irdma) for the X722 iWARP device and a new > > E810 device which supports iWARP and RoCEv2. The irdma module replaces > > the legacy i40iw module for X722 and extends the ABI already defined > > for i40iw. It is backward compatible with legacy X722 rdma-core provider > (libi40iw). > > > > X722 and E810 are PCI network devices that are RDMA capable. The RDMA > > block of this parent device is represented via an auxiliary device exported to > 'irdma' > > using the core auxiliary bus infrastructure recently added for 5.11 kernel. > > The parent PCI netdev drivers 'i40e' and 'ice' register auxiliary RDMA > > devices with private data/ops encapsulated that bind to auxiliary > > drivers registered in irdma module. > > > > Currently, default is RoCEv2 for E810. Runtime support for protocol > > switch to iWARP will be made available via devlink in a future patch. > > > > This rdma series is built against the shared branch iwl-next [1] which > > is expected to be merged into rdma-next first for the netdev parts. > > Okay, applied to for-next, please keep on top of any 0-day stuff that comes out. I > need it all fixed in 2 weeks > Sure. Tatyana is out till June 7th, so I sent a new PR for the user-space bit with the updated kernel headers commit. Shiraz
The following patch series introduces a unified Intel Ethernet Protocol Driver for RDMA (irdma) for the X722 iWARP device and a new E810 device which supports iWARP and RoCEv2. The irdma module replaces the legacy i40iw module for X722 and extends the ABI already defined for i40iw. It is backward compatible with legacy X722 rdma-core provider (libi40iw). X722 and E810 are PCI network devices that are RDMA capable. The RDMA block of this parent device is represented via an auxiliary device exported to 'irdma' using the core auxiliary bus infrastructure recently added for 5.11 kernel. The parent PCI netdev drivers 'i40e' and 'ice' register auxiliary RDMA devices with private data/ops encapsulated that bind to auxiliary drivers registered in irdma module. Currently, default is RoCEv2 for E810. Runtime support for protocol switch to iWARP will be made available via devlink in a future patch. This rdma series is built against the shared branch iwl-next [1] which is expected to be merged into rdma-next first for the netdev parts. v6-->v7: *Drop netdev patches as it is sent separately as a PR. *Drop cover letter verbiage on development history of this series. *Remove legacy exported symbols i40e_register_client and i40e_unregister_client in patch #15 *Fold flex array transformation fix from [2] into irdma v5-->v6: *Condense aux device name from <module>.intel_rdma_<rdma protocol>.<num> to <module>.<rdma protocol>.<num> *Fixup driver API for alloc_hw_stats to export only port stats in sysfs v4-->v5: *Export all IIDC core ops callbacks and make direct calls from irdma. Have irdma depend on both i40e and ice. *Remove devlink runtime option for protocol switch. Default to RoCEv2 on E810. Run-time option to switch to IWARP will be added via the community work discussed in [3] *Export the ice_pf pointer in iidc_auxiliary_dev which is made available in irdma drv.probe() and use it derive PCI function related subfields. *Use a define to set the auxiliary dev name as opposed to kasprintf. *Remove all future provisioning in IIDC. Remove multiple auxiliary driver support in IIDC. *Add the auxiliary ops callbacks for core driver to use directly in iidc_auxiliary_drv object. *Fix an auxdevice ida resource leak in ice, and update to latest ida APIs in i40e. *Remove any left-over VF cruft in IIDC and irdma driver. *Simplify the IIDC API to add and delete RDMA qsets. Remove iidc_res_base union usage. *Convert all single implementation indirect .ops callbacks in irdma with direct calls *Add rsvd only for aligmnent in irdma ABI *clean-up on iw_memreg_type enum v3-->v4: * Fixup W=1 warnings in ice patches * Fix issues uncovered by pyverbs for create user AH and multicast * Fix descriptor set issue for fast register introduced during port to FIELD_PREP in v2 submission v2-->v3: * rebase rdma for-next. Adapt to core change '1fb7f8973f51 ("RDMA: Support more than 255 rdma ports")' * irdma Kconfig updates to conform with linux coding style. * Fix a 0-day build issue * Remove rdma_resource_limits selector devlink param. Follow on patch to be submitted for it with suggestion from Parav to use devlink resource. * Capitalize abbreviations in ice idc. e.g. 'aux' to 'AUX' v1-->v2: * Remove IIDC channel OPs - open, close, peer_register and peer_unregister. And all its associated FSM in ice PCI core driver. * Use device_lock in ice PCI core driver while issuing IIDC ops callbacks. * Remove peer_* verbiage from shared IIDC header and rename the structs and channel ops with iidc_core*/iidc_auxiliary*. * Allocate ib_device at start and register it at the end of drv.probe() in irdma gen2 auxiliary driver. * Use ibdev_* printing extensively throughout most of the driver Remove idev_to_dev, ihw_to_dev macros as no longer required in new print scheme. * Do not bump ABI ver. to 6 in irdma. Maintain irdma ABI ver. at 5 for legacy i40iw user-provider compatibility. * Add a boundary check in irdma_alloc_ucontext to fail binding with < 4 user-space provider version. * Remove devlink from irdma. Add 2 new rdma-related devlink parameters added to ice PCI core driver. * Use FIELD_PREP/FIELD_GET/GENMASK on get/set of descriptor fields versus home grown ones LS_*/RS_*. * Bind 2 separate auxiliary drivers in irdma - one for gen1 and one for gen2 and future devices. * Misc. driver fixes in irdma [1] git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/linux iwl-next [2] https://patchwork.ozlabs.org/project/intel-wired-lan/patch/20210525230038.GA175516@embeddedor/ [3] https://lore.kernel.org/linux-rdma/20210407224631.GI282464@nvidia.com/ Michael J. Ruhl (1): RDMA/irdma: Add dynamic tracing for CM Mustafa Ismail (13): RDMA/irdma: Register auxiliary driver and implement private channel OPs 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 (2): RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw RDMA/irdma: Update MAINTAINERS file Documentation/ABI/stable/sysfs-class-infiniband | 20 - MAINTAINERS | 16 +- drivers/infiniband/Kconfig | 2 +- drivers/infiniband/hw/Makefile | 2 +- drivers/infiniband/hw/i40iw/Kconfig | 9 - drivers/infiniband/hw/i40iw/Makefile | 9 - drivers/infiniband/hw/i40iw/i40iw.h | 602 --- drivers/infiniband/hw/i40iw/i40iw_cm.c | 4419 ------------------ drivers/infiniband/hw/i40iw/i40iw_cm.h | 462 -- drivers/infiniband/hw/i40iw/i40iw_ctrl.c | 5243 --------------------- drivers/infiniband/hw/i40iw/i40iw_d.h | 1746 ------- drivers/infiniband/hw/i40iw/i40iw_hmc.c | 821 ---- drivers/infiniband/hw/i40iw/i40iw_hmc.h | 241 - drivers/infiniband/hw/i40iw/i40iw_hw.c | 851 ---- drivers/infiniband/hw/i40iw/i40iw_main.c | 2064 --------- drivers/infiniband/hw/i40iw/i40iw_osdep.h | 195 - drivers/infiniband/hw/i40iw/i40iw_p.h | 129 - drivers/infiniband/hw/i40iw/i40iw_pble.c | 611 --- drivers/infiniband/hw/i40iw/i40iw_pble.h | 131 - drivers/infiniband/hw/i40iw/i40iw_puda.c | 1496 ------ drivers/infiniband/hw/i40iw/i40iw_puda.h | 188 - drivers/infiniband/hw/i40iw/i40iw_register.h | 1030 ----- drivers/infiniband/hw/i40iw/i40iw_status.h | 101 - drivers/infiniband/hw/i40iw/i40iw_type.h | 1358 ------ drivers/infiniband/hw/i40iw/i40iw_uk.c | 1200 ----- drivers/infiniband/hw/i40iw/i40iw_user.h | 422 -- drivers/infiniband/hw/i40iw/i40iw_utils.c | 1518 ------ drivers/infiniband/hw/i40iw/i40iw_verbs.c | 2652 ----------- drivers/infiniband/hw/i40iw/i40iw_verbs.h | 179 - drivers/infiniband/hw/i40iw/i40iw_vf.c | 85 - drivers/infiniband/hw/i40iw/i40iw_vf.h | 62 - drivers/infiniband/hw/i40iw/i40iw_virtchnl.c | 759 --- drivers/infiniband/hw/i40iw/i40iw_virtchnl.h | 124 - drivers/infiniband/hw/irdma/Kconfig | 12 + drivers/infiniband/hw/irdma/Makefile | 27 + drivers/infiniband/hw/irdma/cm.c | 4421 ++++++++++++++++++ drivers/infiniband/hw/irdma/cm.h | 417 ++ drivers/infiniband/hw/irdma/ctrl.c | 5657 +++++++++++++++++++++++ drivers/infiniband/hw/irdma/defs.h | 1155 +++++ drivers/infiniband/hw/irdma/hmc.c | 710 +++ drivers/infiniband/hw/irdma/hmc.h | 180 + drivers/infiniband/hw/irdma/hw.c | 2725 +++++++++++ drivers/infiniband/hw/irdma/i40iw_hw.c | 216 + drivers/infiniband/hw/irdma/i40iw_hw.h | 160 + drivers/infiniband/hw/irdma/i40iw_if.c | 216 + drivers/infiniband/hw/irdma/icrdma_hw.c | 149 + drivers/infiniband/hw/irdma/icrdma_hw.h | 71 + drivers/infiniband/hw/irdma/irdma.h | 153 + drivers/infiniband/hw/irdma/main.c | 358 ++ drivers/infiniband/hw/irdma/main.h | 555 +++ drivers/infiniband/hw/irdma/osdep.h | 86 + drivers/infiniband/hw/irdma/pble.c | 521 +++ drivers/infiniband/hw/irdma/pble.h | 136 + drivers/infiniband/hw/irdma/protos.h | 116 + drivers/infiniband/hw/irdma/puda.c | 1745 +++++++ drivers/infiniband/hw/irdma/puda.h | 194 + drivers/infiniband/hw/irdma/status.h | 71 + drivers/infiniband/hw/irdma/trace.c | 112 + drivers/infiniband/hw/irdma/trace.h | 3 + drivers/infiniband/hw/irdma/trace_cm.h | 458 ++ drivers/infiniband/hw/irdma/type.h | 1541 ++++++ drivers/infiniband/hw/irdma/uda.c | 271 ++ drivers/infiniband/hw/irdma/uda.h | 89 + drivers/infiniband/hw/irdma/uda_d.h | 128 + drivers/infiniband/hw/irdma/uk.c | 1684 +++++++ drivers/infiniband/hw/irdma/user.h | 437 ++ drivers/infiniband/hw/irdma/utils.c | 2541 ++++++++++ drivers/infiniband/hw/irdma/verbs.c | 4527 ++++++++++++++++++ drivers/infiniband/hw/irdma/verbs.h | 225 + drivers/infiniband/hw/irdma/ws.c | 406 ++ drivers/infiniband/hw/irdma/ws.h | 41 + drivers/net/ethernet/intel/i40e/i40e_client.c | 149 - include/linux/net/intel/i40e_client.h | 3 - include/uapi/rdma/i40iw-abi.h | 107 - include/uapi/rdma/ib_user_ioctl_verbs.h | 1 + include/uapi/rdma/irdma-abi.h | 111 + 76 files changed, 32636 insertions(+), 28996 deletions(-) delete mode 100644 drivers/infiniband/hw/i40iw/Kconfig delete mode 100644 drivers/infiniband/hw/i40iw/Makefile delete mode 100644 drivers/infiniband/hw/i40iw/i40iw.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_cm.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_cm.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_ctrl.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_d.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_hmc.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_hmc.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_hw.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_main.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_osdep.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_p.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_pble.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_pble.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_puda.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_puda.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_register.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_status.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_type.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_uk.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_user.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_utils.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_verbs.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_verbs.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_vf.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_vf.h delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_virtchnl.c delete mode 100644 drivers/infiniband/hw/i40iw/i40iw_virtchnl.h 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/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 delete mode 100644 include/uapi/rdma/i40iw-abi.h create mode 100644 include/uapi/rdma/irdma-abi.h