/* * Copyright (c) 2006, 2007 Cisco Systems, Inc. All rights reserved. * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved. * * 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 * OpenIB.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. */ #include <linux/string.h> #include <linux/etherdevice.h> #include <linux/mlx4/cmd.h> #include <linux/mlx4/qp.h> #include <linux/export.h> #include "mlx4.h" int mlx4_get_mgm_entry_size(struct mlx4_dev *dev) { … } int mlx4_get_qp_per_mgm(struct mlx4_dev *dev) { … } static int mlx4_QP_FLOW_STEERING_ATTACH(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox, u32 size, u64 *reg_id) { … } static int mlx4_QP_FLOW_STEERING_DETACH(struct mlx4_dev *dev, u64 regid) { … } static int mlx4_READ_ENTRY(struct mlx4_dev *dev, int index, struct mlx4_cmd_mailbox *mailbox) { … } static int mlx4_WRITE_ENTRY(struct mlx4_dev *dev, int index, struct mlx4_cmd_mailbox *mailbox) { … } static int mlx4_WRITE_PROMISC(struct mlx4_dev *dev, u8 port, u8 steer, struct mlx4_cmd_mailbox *mailbox) { … } static int mlx4_GID_HASH(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox, u16 *hash, u8 op_mod) { … } static struct mlx4_promisc_qp *get_promisc_qp(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, u32 qpn) { … } /* * Add new entry to steering data structure. * All promisc QPs should be added as well */ static int new_steering_entry(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, unsigned int index, u32 qpn) { … } /* update the data structures with existing steering entry */ static int existing_steering_entry(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, unsigned int index, u32 qpn) { … } /* Check whether a qpn is a duplicate on steering entry * If so, it should not be removed from mgm */ static bool check_duplicate_entry(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, unsigned int index, u32 qpn) { … } /* Returns true if all the QPs != tqpn contained in this entry * are Promisc QPs. Returns false otherwise. */ static bool promisc_steering_entry(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, unsigned int index, u32 tqpn, u32 *members_count) { … } /* IF a steering entry contains only promisc QPs, it can be removed. */ static bool can_remove_steering_entry(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, unsigned int index, u32 tqpn) { … } static int add_promisc_qp(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, u32 qpn) { … } static int remove_promisc_qp(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, u32 qpn) { … } /* * Caller must hold MCG table semaphore. gid and mgm parameters must * be properly aligned for command interface. * * Returns 0 unless a firmware command error occurs. * * If GID is found in MGM or MGM is empty, *index = *hash, *prev = -1 * and *mgm holds MGM entry. * * if GID is found in AMGM, *index = index in AMGM, *prev = index of * previous entry in hash chain and *mgm holds AMGM entry. * * If no AMGM exists for given gid, *index = -1, *prev = index of last * entry in hash chain and *mgm holds end of hash chain. */ static int find_entry(struct mlx4_dev *dev, u8 port, u8 *gid, enum mlx4_protocol prot, struct mlx4_cmd_mailbox *mgm_mailbox, int *prev, int *index) { … } static const u8 __promisc_mode[] = …; int mlx4_map_sw_to_hw_steering_mode(struct mlx4_dev *dev, enum mlx4_net_trans_promisc_mode flow_type) { … } EXPORT_SYMBOL_GPL(…); static void trans_rule_ctrl_to_hw(struct mlx4_net_trans_rule *ctrl, struct mlx4_net_trans_rule_hw_ctrl *hw) { … } const u16 __sw_id_hw[] = …; int mlx4_map_sw_to_hw_steering_id(struct mlx4_dev *dev, enum mlx4_net_trans_rule_id id) { … } EXPORT_SYMBOL_GPL(…); static const int __rule_hw_sz[] = …; int mlx4_hw_rule_sz(struct mlx4_dev *dev, enum mlx4_net_trans_rule_id id) { … } EXPORT_SYMBOL_GPL(…); static int parse_trans_rule(struct mlx4_dev *dev, struct mlx4_spec_list *spec, struct _rule_hw *rule_hw) { … } static void mlx4_err_rule(struct mlx4_dev *dev, char *str, struct mlx4_net_trans_rule *rule) { … } int mlx4_flow_attach(struct mlx4_dev *dev, struct mlx4_net_trans_rule *rule, u64 *reg_id) { … } EXPORT_SYMBOL_GPL(…); int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id) { … } EXPORT_SYMBOL_GPL(…); int mlx4_tunnel_steer_add(struct mlx4_dev *dev, const unsigned char *addr, int port, int qpn, u16 prio, u64 *reg_id) { … } EXPORT_SYMBOL(…); int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn, u32 max_range_qpn) { … } EXPORT_SYMBOL_GPL(…); int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], int block_mcast_loopback, enum mlx4_protocol prot, enum mlx4_steer_type steer) { … } int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], enum mlx4_protocol prot, enum mlx4_steer_type steer) { … } static int mlx4_QP_ATTACH(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], u8 attach, u8 block_loopback, enum mlx4_protocol prot) { … } int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], u8 port, int block_mcast_loopback, enum mlx4_protocol prot, u64 *reg_id) { … } int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], u8 port, int block_mcast_loopback, enum mlx4_protocol prot, u64 *reg_id) { … } EXPORT_SYMBOL_GPL(…); int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], enum mlx4_protocol prot, u64 reg_id) { … } EXPORT_SYMBOL_GPL(…); int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port, u32 qpn, enum mlx4_net_trans_promisc_mode mode) { … } EXPORT_SYMBOL_GPL(…); int mlx4_flow_steer_promisc_remove(struct mlx4_dev *dev, u8 port, enum mlx4_net_trans_promisc_mode mode) { … } EXPORT_SYMBOL_GPL(…); int mlx4_unicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], int block_mcast_loopback, enum mlx4_protocol prot) { … } EXPORT_SYMBOL_GPL(…); int mlx4_unicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], enum mlx4_protocol prot) { … } EXPORT_SYMBOL_GPL(…); int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd) { … } static int mlx4_PROMISC(struct mlx4_dev *dev, u32 qpn, enum mlx4_steer_type steer, u8 add, u8 port) { … } int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port) { … } EXPORT_SYMBOL_GPL(…); int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port) { … } EXPORT_SYMBOL_GPL(…); int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port) { … } EXPORT_SYMBOL_GPL(…); int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port) { … } EXPORT_SYMBOL_GPL(…); int mlx4_init_mcg_table(struct mlx4_dev *dev) { … } void mlx4_cleanup_mcg_table(struct mlx4_dev *dev) { … }
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