/* SPDX-License-Identifier: BSD-3-Clause */ /* Copyright (c) 2020, 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. */ /*$FreeBSD$*/ #ifndef _ICE_SCHED_H_ #define _ICE_SCHED_H_ #include "ice_common.h" #define ICE_QGRP_LAYER_OFFSET 2 #define ICE_VSI_LAYER_OFFSET 4 #define ICE_AGG_LAYER_OFFSET 6 #define ICE_SCHED_INVAL_LAYER_NUM 0xFF /* Burst size is a 12 bits register that is configured while creating the RL * profile(s). MSB is a granularity bit and tells the granularity type * 0 - LSB bits are in 64 bytes granularity * 1 - LSB bits are in 1K bytes granularity */ #define ICE_64_BYTE_GRANULARITY 0 #define ICE_KBYTE_GRANULARITY BIT(11) #define ICE_MIN_BURST_SIZE_ALLOWED 64 /* In Bytes */ #define ICE_MAX_BURST_SIZE_ALLOWED \ ((BIT(11) - 1) * 1024) /* In Bytes */ #define ICE_MAX_BURST_SIZE_64_BYTE_GRANULARITY \ ((BIT(11) - 1) * 64) /* In Bytes */ #define ICE_MAX_BURST_SIZE_KBYTE_GRANULARITY ICE_MAX_BURST_SIZE_ALLOWED #define ICE_RL_PROF_ACCURACY_BYTES 128 #define ICE_RL_PROF_MULTIPLIER 10000 #define ICE_RL_PROF_TS_MULTIPLIER 32 #define ICE_RL_PROF_FRACTION 512 #define ICE_PSM_CLK_367MHZ_IN_HZ 367647059 #define ICE_PSM_CLK_416MHZ_IN_HZ 416666667 #define ICE_PSM_CLK_446MHZ_IN_HZ 446428571 #define ICE_PSM_CLK_390MHZ_IN_HZ 390625000 struct rl_profile_params { u32 bw; /* in Kbps */ u16 rl_multiplier; u16 wake_up_calc; u16 rl_encode; }; /* BW rate limit profile parameters list entry along * with bandwidth maintained per layer in port info */ struct ice_aqc_rl_profile_info { struct ice_aqc_rl_profile_elem profile; struct LIST_ENTRY_TYPE list_entry; u32 bw; /* requested */ u16 prof_id_ref; /* profile ID to node association ref count */ }; struct ice_sched_agg_vsi_info { struct LIST_ENTRY_TYPE list_entry; ice_declare_bitmap(tc_bitmap, ICE_MAX_TRAFFIC_CLASS); u16 vsi_handle; /* save aggregator VSI TC bitmap */ ice_declare_bitmap(replay_tc_bitmap, ICE_MAX_TRAFFIC_CLASS); }; struct ice_sched_agg_info { struct LIST_HEAD_TYPE agg_vsi_list; struct LIST_ENTRY_TYPE list_entry; ice_declare_bitmap(tc_bitmap, ICE_MAX_TRAFFIC_CLASS); u32 agg_id; enum ice_agg_type agg_type; /* bw_t_info saves aggregator BW information */ struct ice_bw_type_info bw_t_info[ICE_MAX_TRAFFIC_CLASS]; /* save aggregator TC bitmap */ ice_declare_bitmap(replay_tc_bitmap, ICE_MAX_TRAFFIC_CLASS); }; /* FW AQ command calls */ enum ice_status ice_aq_query_rl_profile(struct ice_hw *hw, u16 num_profiles, struct ice_aqc_rl_profile_elem *buf, u16 buf_size, struct ice_sq_cd *cd); enum ice_status ice_aq_cfg_l2_node_cgd(struct ice_hw *hw, u16 num_nodes, struct ice_aqc_cfg_l2_node_cgd_elem *buf, u16 buf_size, struct ice_sq_cd *cd); enum ice_status ice_aq_query_sched_elems(struct ice_hw *hw, u16 elems_req, struct ice_aqc_txsched_elem_data *buf, u16 buf_size, u16 *elems_ret, struct ice_sq_cd *cd); enum ice_status ice_sched_init_port(struct ice_port_info *pi); enum ice_status ice_sched_query_res_alloc(struct ice_hw *hw); void ice_sched_get_psm_clk_freq(struct ice_hw *hw); /* Functions to cleanup scheduler SW DB */ void ice_sched_clear_port(struct ice_port_info *pi); void ice_sched_cleanup_all(struct ice_hw *hw); void ice_sched_clear_agg(struct ice_hw *hw); /* Get a scheduling node from SW DB for given TEID */ struct ice_sched_node *ice_sched_get_node(struct ice_port_info *pi, u32 teid); struct ice_sched_node * ice_sched_find_node_by_teid(struct ice_sched_node *start_node, u32 teid); /* Add a scheduling node into SW DB for given info */ enum ice_status ice_sched_add_node(struct ice_port_info *pi, u8 layer, struct ice_aqc_txsched_elem_data *info); void ice_free_sched_node(struct ice_port_info *pi, struct ice_sched_node *node); struct ice_sched_node *ice_sched_get_tc_node(struct ice_port_info *pi, u8 tc); struct ice_sched_node * ice_sched_get_free_qparent(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 owner); enum ice_status ice_sched_cfg_vsi(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 maxqs, u8 owner, bool enable); enum ice_status ice_rm_vsi_lan_cfg(struct ice_port_info *pi, u16 vsi_handle); struct ice_sched_node * ice_sched_get_vsi_node(struct ice_port_info *pi, struct ice_sched_node *tc_node, u16 vsi_handle); bool ice_sched_is_tree_balanced(struct ice_hw *hw, struct ice_sched_node *node); enum ice_status ice_aq_query_node_to_root(struct ice_hw *hw, u32 node_teid, struct ice_aqc_txsched_elem_data *buf, u16 buf_size, struct ice_sq_cd *cd); /* Tx scheduler rate limiter functions */ enum ice_status ice_cfg_agg(struct ice_port_info *pi, u32 agg_id, enum ice_agg_type agg_type, u8 tc_bitmap); enum ice_status ice_move_vsi_to_agg(struct ice_port_info *pi, u32 agg_id, u16 vsi_handle, u8 tc_bitmap); enum ice_status ice_rm_agg_cfg(struct ice_port_info *pi, u32 agg_id); enum ice_status ice_cfg_q_bw_lmt(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle, enum ice_rl_type rl_type, u32 bw); enum ice_status ice_cfg_q_bw_dflt_lmt(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle, enum ice_rl_type rl_type); enum ice_status ice_cfg_tc_node_bw_lmt(struct ice_port_info *pi, u8 tc, enum ice_rl_type rl_type, u32 bw); enum ice_status ice_cfg_tc_node_bw_dflt_lmt(struct ice_port_info *pi, u8 tc, enum ice_rl_type rl_type); enum ice_status ice_cfg_vsi_bw_lmt_per_tc(struct ice_port_info *pi, u16 vsi_handle, u8 tc, enum ice_rl_type rl_type, u32 bw); enum ice_status ice_cfg_vsi_bw_dflt_lmt_per_tc(struct ice_port_info *pi, u16 vsi_handle, u8 tc, enum ice_rl_type rl_type); enum ice_status ice_cfg_agg_bw_lmt_per_tc(struct ice_port_info *pi, u32 agg_id, u8 tc, enum ice_rl_type rl_type, u32 bw); enum ice_status ice_cfg_agg_bw_dflt_lmt_per_tc(struct ice_port_info *pi, u32 agg_id, u8 tc, enum ice_rl_type rl_type); enum ice_status ice_cfg_vsi_bw_shared_lmt(struct ice_port_info *pi, u16 vsi_handle, u32 bw); enum ice_status ice_cfg_vsi_bw_no_shared_lmt(struct ice_port_info *pi, u16 vsi_handle); enum ice_status ice_cfg_agg_bw_shared_lmt(struct ice_port_info *pi, u32 agg_id, u32 bw); enum ice_status ice_cfg_agg_bw_no_shared_lmt(struct ice_port_info *pi, u32 agg_id); enum ice_status ice_cfg_vsi_q_priority(struct ice_port_info *pi, u16 num_qs, u32 *q_ids, u8 *q_prio); enum ice_status ice_cfg_vsi_bw_alloc(struct ice_port_info *pi, u16 vsi_handle, u8 ena_tcmap, enum ice_rl_type rl_type, u8 *bw_alloc); enum ice_status ice_cfg_agg_vsi_priority_per_tc(struct ice_port_info *pi, u32 agg_id, u16 num_vsis, u16 *vsi_handle_arr, u8 *node_prio, u8 tc); enum ice_status ice_cfg_agg_bw_alloc(struct ice_port_info *pi, u32 agg_id, u8 ena_tcmap, enum ice_rl_type rl_type, u8 *bw_alloc); bool ice_sched_find_node_in_subtree(struct ice_hw *hw, struct ice_sched_node *base, struct ice_sched_node *node); enum ice_status ice_sched_set_agg_bw_dflt_lmt(struct ice_port_info *pi, u16 vsi_handle); enum ice_status ice_sched_set_node_bw_lmt_per_tc(struct ice_port_info *pi, u32 id, enum ice_agg_type agg_type, u8 tc, enum ice_rl_type rl_type, u32 bw); enum ice_status ice_sched_set_vsi_bw_shared_lmt(struct ice_port_info *pi, u16 vsi_handle, u32 bw); enum ice_status ice_sched_set_agg_bw_shared_lmt(struct ice_port_info *pi, u32 agg_id, u32 bw); enum ice_status ice_sched_cfg_sibl_node_prio(struct ice_port_info *pi, struct ice_sched_node *node, u8 priority); enum ice_status ice_cfg_tc_node_bw_alloc(struct ice_port_info *pi, u8 tc, enum ice_rl_type rl_type, u8 bw_alloc); enum ice_status ice_cfg_rl_burst_size(struct ice_hw *hw, u32 bytes); #endif /* _ICE_SCHED_H_ */