# SPDX-License-Identifier: BSD-3-Clause # Copyright (c) 2024, Intel Corporation # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are met: # # 1. Redistributions of source code must retain the above copyright notice, # this list of conditions and the following disclaimer. # # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # 3. Neither the name of the Intel Corporation nor the names of its # contributors may be used to endorse or promote products derived from # this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. /** * @file irdma_if.m * @brief RDMA client kobject interface * * KOBject methods implemented by the RDMA client driver. These functions will * be called from the ice driver to notify the RDMA client driver of device * driver events. */ #include "ice_rdma.h" INTERFACE irdma; /** * probe - Notify the RDMA client driver that a peer device has been created * @peer: the RDMA peer structure * * Called by the ice driver during attach to notify the RDMA client driver * that a new PF has been initialized. * @returns 0 on success, EIO, ENOMEM, EINVAL, EBUSY if a problem is encountered */ METHOD int probe { struct ice_rdma_peer *peer; }; /** * open - Notify the RDMA client driver that a peer device has been opened * @peer: the RDMA peer structure * * Called by the ice driver during the if_init routine to notify the RDMA * client driver that a PF has been activated. * @returns 0 */ METHOD int open { struct ice_rdma_peer *peer; }; /** * close - Notify the RDMA client driver that a peer device has closed * @peer: the RDMA peer structure * * Called by the ice driver during the if_stop routine to notify the RDMA * client driver that a PF has been deactivated. * @returns 0 */ METHOD int close { struct ice_rdma_peer *peer; }; /** * remove - Notify the RDMA client driver that a peer device has been removed * @peer: the RDMA peer structure * * Called by the ice driver during detach to notify the RDMA client driver * that a PF has been removed. * @returns 0 */ METHOD int remove { struct ice_rdma_peer *peer; } /** * link_change - Notify the RDMA client driver that link status has changed * @peer: the RDMA peer structure * @linkstate: link status * @baudrate: link rate in bits per second * * Called by the ice driver when link status changes to notify the RDMA client * driver of the new status. */ METHOD void link_change { struct ice_rdma_peer *peer; int linkstate; uint64_t baudrate; } METHOD void event_handler { struct ice_rdma_peer *peer; struct ice_rdma_event *event; }