/*- * SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB * * Copyright (c) 2021 - 2023 Intel Corporation * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenFabrics.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - 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. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef FBSD_KCOMPAT_H #define FBSD_KCOMPAT_H #include "ice_rdma.h" #define TASKLET_DATA_TYPE unsigned long #define TASKLET_FUNC_TYPE void (*)(TASKLET_DATA_TYPE) #ifndef tasklet_setup #define tasklet_setup(tasklet, callback) \ tasklet_init((tasklet), (TASKLET_FUNC_TYPE)(callback), \ (TASKLET_DATA_TYPE)(tasklet)) #endif #ifndef from_tasklet #define from_tasklet(var, callback_tasklet, tasklet_fieldname) \ container_of(callback_tasklet, typeof(*var), tasklet_fieldname) #endif #define IRDMA_SET_RDMA_OBJ_SIZE(ib_struct, drv_struct, member) \ (sizeof(struct drv_struct) + \ BUILD_BUG_ON_ZERO(offsetof(struct drv_struct, member)) + \ BUILD_BUG_ON_ZERO( \ !__same_type(((struct drv_struct *)NULL)->member, \ struct ib_struct))) #define set_ibdev_dma_device(ibdev, dev) \ ibdev.dma_device = (dev) #define set_max_sge(props, rf) \ ((props)->max_sge = (rf)->sc_dev.hw_attrs.uk_attrs.max_hw_wq_frags) #define kmap(pg) page_address(pg) #define kmap_local_page(pg) page_address(pg) #define kunmap(pg) #define kunmap_local(pg) #define IB_UVERBS_CQ_FLAGS_TIMESTAMP_COMPLETION IB_CQ_FLAGS_TIMESTAMP_COMPLETION #ifndef IB_QP_ATTR_STANDARD_BITS #define IB_QP_ATTR_STANDARD_BITS GENMASK(20, 0) #endif #define IRDMA_QOS_MODE_VLAN 0x0 #define IRDMA_QOS_MODE_DSCP 0x1 #define IRDMA_VER_LEN 24 void kc_set_roce_uverbs_cmd_mask(struct irdma_device *iwdev); void kc_set_rdma_uverbs_cmd_mask(struct irdma_device *iwdev); struct irdma_tunable_info { struct sysctl_ctx_list irdma_sysctl_ctx; struct sysctl_oid *irdma_sysctl_tree; struct sysctl_oid *sws_sysctl_tree; char drv_ver[IRDMA_VER_LEN]; u8 roce_ena; }; static inline int irdma_iw_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey) { *pkey = 0; return 0; } static inline int cq_validate_flags(u32 flags, u8 hw_rev) { /* GEN1 does not support CQ create flags */ if (hw_rev == IRDMA_GEN_1) return flags ? -EOPNOTSUPP : 0; return flags & ~IB_UVERBS_CQ_FLAGS_TIMESTAMP_COMPLETION ? -EOPNOTSUPP : 0; } static inline u64 *irdma_next_pbl_addr(u64 *pbl, struct irdma_pble_info **pinfo, u32 *idx) { *idx += 1; if (!(*pinfo) || *idx != (*pinfo)->cnt) return ++pbl; *idx = 0; (*pinfo)++; return (*pinfo)->addr; } static inline struct vnet * irdma_cmid_to_vnet(struct iw_cm_id *cm_id) { struct rdma_cm_id *rdma_id; if (!cm_id) return &init_net; rdma_id = (struct rdma_cm_id *)cm_id->context; return rdma_id->route.addr.dev_addr.net; } int irdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, struct ib_udata *udata); struct ib_qp *irdma_create_qp(struct ib_pd *ibpd, struct ib_qp_init_attr *init_attr, struct ib_udata *udata); int irdma_create_ah(struct ib_ah *ib_ah, struct ib_ah_attr *attr, u32 flags, struct ib_udata *udata); int irdma_create_ah_stub(struct ib_ah *ib_ah, struct ib_ah_attr *attr, u32 flags, struct ib_udata *udata); void irdma_ether_copy(u8 *dmac, struct ib_ah_attr *attr); void irdma_destroy_ah(struct ib_ah *ibah, u32 flags); void irdma_destroy_ah_stub(struct ib_ah *ibah, u32 flags); int irdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata); int irdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata); int ib_get_eth_speed(struct ib_device *dev, u32 port_num, u8 *speed, u8 *width); enum rdma_link_layer irdma_get_link_layer(struct ib_device *ibdev, u8 port_num); int irdma_roce_port_immutable(struct ib_device *ibdev, u8 port_num, struct ib_port_immutable *immutable); int irdma_iw_port_immutable(struct ib_device *ibdev, u8 port_num, struct ib_port_immutable *immutable); int irdma_query_gid(struct ib_device *ibdev, u8 port, int index, union ib_gid *gid); int irdma_query_gid_roce(struct ib_device *ibdev, u8 port, int index, union ib_gid *gid); int irdma_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey); int irdma_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *props); struct rdma_hw_stats *irdma_alloc_hw_stats(struct ib_device *ibdev, u8 port_num); int irdma_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats, u8 port_num, int index); void irdma_request_reset(struct irdma_pci_f *rf); int irdma_register_qset(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); void irdma_unregister_qset(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); void ib_unregister_device(struct ib_device *ibdev); void irdma_disassociate_ucontext(struct ib_ucontext *context); int kc_irdma_set_roce_cm_info(struct irdma_qp *iwqp, struct ib_qp_attr *attr, u16 *vlan_id); void kc_set_loc_seq_num_mss(struct irdma_cm_node *cm_node); u16 kc_rdma_get_udp_sport(u32 fl, u32 lqpn, u32 rqpn); void irdma_get_dev_fw_str(struct ib_device *dev, char *str, size_t str_len); int irdma_modify_port(struct ib_device *ibdev, u8 port, int mask, struct ib_port_modify *props); int irdma_get_dst_mac(struct irdma_cm_node *cm_node, struct sockaddr *dst_sin, u8 *dst_mac); int irdma_resolve_neigh_lpb_chk(struct irdma_device *iwdev, struct irdma_cm_node *cm_node, struct irdma_cm_info *cm_info); int irdma_addr_resolve_neigh(struct irdma_cm_node *cm_node, u32 dst_ip, int arpindex); int irdma_addr_resolve_neigh_ipv6(struct irdma_cm_node *cm_node, u32 *dest, int arpindex); void irdma_dcqcn_tunables_init(struct irdma_pci_f *rf); void irdma_sysctl_settings(struct irdma_pci_f *rf); void irdma_sw_stats_tunables_init(struct irdma_pci_f *rf); u32 irdma_create_stag(struct irdma_device *iwdev); void irdma_free_stag(struct irdma_device *iwdev, u32 stag); int irdma_hwdereg_mr(struct ib_mr *ib_mr); int irdma_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start, u64 len, u64 virt, int new_access, struct ib_pd *new_pd, struct ib_udata *udata); struct irdma_mr; struct irdma_cq; struct irdma_cq_buf; struct ib_mr *irdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, u32 max_num_sg, struct ib_udata *udata); int irdma_hwreg_mr(struct irdma_device *iwdev, struct irdma_mr *iwmr, u16 access); struct ib_mr *irdma_rereg_mr_trans(struct irdma_mr *iwmr, u64 start, u64 len, u64 virt, struct ib_udata *udata); int irdma_hw_alloc_mw(struct irdma_device *iwdev, struct irdma_mr *iwmr); struct ib_mw *irdma_alloc_mw(struct ib_pd *pd, enum ib_mw_type type, struct ib_udata *udata); int irdma_hw_alloc_stag(struct irdma_device *iwdev, struct irdma_mr *iwmr); void irdma_cq_free_rsrc(struct irdma_pci_f *rf, struct irdma_cq *iwcq); int irdma_validate_qp_attrs(struct ib_qp_init_attr *init_attr, struct irdma_device *iwdev); void irdma_setup_virt_qp(struct irdma_device *iwdev, struct irdma_qp *iwqp, struct irdma_qp_init_info *init_info); int irdma_setup_kmode_qp(struct irdma_device *iwdev, struct irdma_qp *iwqp, struct irdma_qp_init_info *info, struct ib_qp_init_attr *init_attr); int irdma_setup_umode_qp(struct ib_udata *udata, struct irdma_device *iwdev, struct irdma_qp *iwqp, struct irdma_qp_init_info *info, struct ib_qp_init_attr *init_attr); void irdma_roce_fill_and_set_qpctx_info(struct irdma_qp *iwqp, struct irdma_qp_host_ctx_info *ctx_info); void irdma_iw_fill_and_set_qpctx_info(struct irdma_qp *iwqp, struct irdma_qp_host_ctx_info *ctx_info); int irdma_cqp_create_qp_cmd(struct irdma_qp *iwqp); void irdma_dealloc_push_page(struct irdma_pci_f *rf, struct irdma_qp *iwqp); int irdma_process_resize_list(struct irdma_cq *iwcq, struct irdma_device *iwdev, struct irdma_cq_buf *lcqe_buf); void irdma_destroy_cq(struct ib_cq *ib_cq, struct ib_udata *udata); int irdma_alloc_ucontext(struct ib_ucontext *uctx, struct ib_udata *udata); void irdma_dealloc_ucontext(struct ib_ucontext *context); int irdma_alloc_pd(struct ib_pd *pd, struct ib_udata *udata); void irdma_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata); int irdma_add_gid(struct ib_device *, u8, unsigned int, const union ib_gid *, const struct ib_gid_attr *, void **); int irdma_del_gid(struct ib_device *, u8, unsigned int, void **); struct ib_device *ib_device_get_by_netdev(struct ifnet *ndev, int driver_id); void ib_device_put(struct ib_device *device); void ib_unregister_device_put(struct ib_device *device); enum ib_mtu ib_mtu_int_to_enum(int mtu); struct irdma_pbl *irdma_get_pbl(unsigned long va, struct list_head *pbl_list); void irdma_clean_cqes(struct irdma_qp *iwqp, struct irdma_cq *iwcq); void irdma_remove_push_mmap_entries(struct irdma_qp *iwqp); struct irdma_ucontext; void irdma_del_memlist(struct irdma_mr *iwmr, struct irdma_ucontext *ucontext); void irdma_copy_user_pgaddrs(struct irdma_mr *iwmr, u64 *pbl, enum irdma_pble_level level); void irdma_reg_ipaddr_event_cb(struct irdma_pci_f *rf); void irdma_dereg_ipaddr_event_cb(struct irdma_pci_f *rf); /* Introduced in this series https://lore.kernel.org/linux-rdma/0-v2-270386b7e60b+28f4-umem_1_jgg@nvidia.com/ * An irdma version helper doing same for older functions with difference that iova is passed in * as opposed to derived from umem->iova. */ static inline size_t irdma_ib_umem_num_dma_blocks(struct ib_umem *umem, unsigned long pgsz, u64 iova) { /* some older OFED distros do not have ALIGN_DOWN */ #ifndef ALIGN_DOWN #define ALIGN_DOWN(x, a) ALIGN((x) - ((a) - 1), (a)) #endif return (size_t)((ALIGN(iova + umem->length, pgsz) - ALIGN_DOWN(iova, pgsz))) / pgsz; } static inline void addrconf_addr_eui48(u8 *deui, const char *const addr) { memcpy(deui, addr, 3); deui[3] = 0xFF; deui[4] = 0xFE; memcpy(deui + 5, addr + 3, 3); deui[0] ^= 2; } #endif /* FBSD_KCOMPAT_H */