258 lines
10 KiB
C
258 lines
10 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause */
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/* Copyright (c) 2023, Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ICE_SCHED_H_
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#define _ICE_SCHED_H_
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#include "ice_common.h"
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#define ICE_SCHED_5_LAYERS 5
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#define ICE_SCHED_9_LAYERS 9
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#define ICE_QGRP_LAYER_OFFSET 2
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#define ICE_VSI_LAYER_OFFSET 4
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#define ICE_AGG_LAYER_OFFSET 6
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#define ICE_SCHED_INVAL_LAYER_NUM 0xFF
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/* Burst size is a 12 bits register that is configured while creating the RL
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* profile(s). MSB is a granularity bit and tells the granularity type
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* 0 - LSB bits are in 64 bytes granularity
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* 1 - LSB bits are in 1K bytes granularity
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*/
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#define ICE_64_BYTE_GRANULARITY 0
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#define ICE_KBYTE_GRANULARITY BIT(11)
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#define ICE_MIN_BURST_SIZE_ALLOWED 64 /* In Bytes */
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#define ICE_MAX_BURST_SIZE_ALLOWED \
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((BIT(11) - 1) * 1024) /* In Bytes */
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#define ICE_MAX_BURST_SIZE_64_BYTE_GRANULARITY \
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((BIT(11) - 1) * 64) /* In Bytes */
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#define ICE_MAX_BURST_SIZE_KBYTE_GRANULARITY ICE_MAX_BURST_SIZE_ALLOWED
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#define ICE_RL_PROF_ACCURACY_BYTES 128
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#define ICE_RL_PROF_MULTIPLIER 10000
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#define ICE_RL_PROF_TS_MULTIPLIER 32
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#define ICE_RL_PROF_FRACTION 512
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#define ICE_PSM_CLK_367MHZ_IN_HZ 367647059
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#define ICE_PSM_CLK_416MHZ_IN_HZ 416666667
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#define ICE_PSM_CLK_446MHZ_IN_HZ 446428571
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#define ICE_PSM_CLK_390MHZ_IN_HZ 390625000
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struct rl_profile_params {
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u32 bw; /* in Kbps */
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u16 rl_multiplier;
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u16 wake_up_calc;
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u16 rl_encode;
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};
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/* BW rate limit profile parameters list entry along
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* with bandwidth maintained per layer in port info
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*/
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struct ice_aqc_rl_profile_info {
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struct ice_aqc_rl_profile_elem profile;
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struct LIST_ENTRY_TYPE list_entry;
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u32 bw; /* requested */
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u16 prof_id_ref; /* profile ID to node association ref count */
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};
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struct ice_sched_agg_vsi_info {
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struct LIST_ENTRY_TYPE list_entry;
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ice_declare_bitmap(tc_bitmap, ICE_MAX_TRAFFIC_CLASS);
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u16 vsi_handle;
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/* save aggregator VSI TC bitmap */
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ice_declare_bitmap(replay_tc_bitmap, ICE_MAX_TRAFFIC_CLASS);
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};
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struct ice_sched_agg_info {
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struct LIST_HEAD_TYPE agg_vsi_list;
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struct LIST_ENTRY_TYPE list_entry;
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ice_declare_bitmap(tc_bitmap, ICE_MAX_TRAFFIC_CLASS);
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u32 agg_id;
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enum ice_agg_type agg_type;
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/* bw_t_info saves aggregator BW information */
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struct ice_bw_type_info bw_t_info[ICE_MAX_TRAFFIC_CLASS];
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/* save aggregator TC bitmap */
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ice_declare_bitmap(replay_tc_bitmap, ICE_MAX_TRAFFIC_CLASS);
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};
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/* FW AQ command calls */
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enum ice_status
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ice_aq_query_rl_profile(struct ice_hw *hw, u16 num_profiles,
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struct ice_aqc_rl_profile_elem *buf, u16 buf_size,
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struct ice_sq_cd *cd);
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enum ice_status
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ice_aq_cfg_node_attr(struct ice_hw *hw, u16 num_nodes,
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struct ice_aqc_node_attr_elem *buf, u16 buf_size,
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struct ice_sq_cd *cd);
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enum ice_status
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ice_aq_cfg_l2_node_cgd(struct ice_hw *hw, u16 num_nodes,
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struct ice_aqc_cfg_l2_node_cgd_elem *buf, u16 buf_size,
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struct ice_sq_cd *cd);
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enum ice_status
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ice_aq_move_sched_elems(struct ice_hw *hw, u16 grps_req,
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struct ice_aqc_move_elem *buf, u16 buf_size,
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u16 *grps_movd, struct ice_sq_cd *cd);
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enum ice_status
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ice_aq_query_sched_elems(struct ice_hw *hw, u16 elems_req,
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struct ice_aqc_txsched_elem_data *buf, u16 buf_size,
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u16 *elems_ret, struct ice_sq_cd *cd);
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enum ice_status ice_sched_init_port(struct ice_port_info *pi);
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enum ice_status ice_sched_query_res_alloc(struct ice_hw *hw);
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void ice_sched_get_psm_clk_freq(struct ice_hw *hw);
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/* Functions to cleanup scheduler SW DB */
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void ice_sched_clear_port(struct ice_port_info *pi);
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void ice_sched_cleanup_all(struct ice_hw *hw);
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void ice_sched_clear_agg(struct ice_hw *hw);
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/* Get a scheduling node from SW DB for given TEID */
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struct ice_sched_node *ice_sched_get_node(struct ice_port_info *pi, u32 teid);
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struct ice_sched_node *
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ice_sched_find_node_by_teid(struct ice_sched_node *start_node, u32 teid);
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/* Add a scheduling node into SW DB for given info */
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enum ice_status
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ice_sched_add_node(struct ice_port_info *pi, u8 layer,
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struct ice_aqc_txsched_elem_data *info);
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void ice_free_sched_node(struct ice_port_info *pi, struct ice_sched_node *node);
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struct ice_sched_node *ice_sched_get_tc_node(struct ice_port_info *pi, u8 tc);
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struct ice_sched_node *
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ice_sched_get_free_qparent(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
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u8 owner);
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enum ice_status
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ice_sched_cfg_vsi(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 maxqs,
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u8 owner, bool enable);
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enum ice_status ice_rm_vsi_lan_cfg(struct ice_port_info *pi, u16 vsi_handle);
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enum ice_status ice_rm_vsi_rdma_cfg(struct ice_port_info *pi, u16 vsi_handle);
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struct ice_sched_node *
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ice_sched_get_vsi_node(struct ice_port_info *pi, struct ice_sched_node *tc_node,
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u16 vsi_handle);
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bool ice_sched_is_tree_balanced(struct ice_hw *hw, struct ice_sched_node *node);
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enum ice_status
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ice_aq_query_node_to_root(struct ice_hw *hw, u32 node_teid,
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struct ice_aqc_txsched_elem_data *buf, u16 buf_size,
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struct ice_sq_cd *cd);
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/* Tx scheduler rate limiter functions */
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enum ice_status
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ice_cfg_agg(struct ice_port_info *pi, u32 agg_id,
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enum ice_agg_type agg_type, u8 tc_bitmap);
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enum ice_status
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ice_move_vsi_to_agg(struct ice_port_info *pi, u32 agg_id, u16 vsi_handle,
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u8 tc_bitmap);
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enum ice_status ice_rm_agg_cfg(struct ice_port_info *pi, u32 agg_id);
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enum ice_status
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ice_cfg_q_bw_lmt(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
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u16 q_handle, enum ice_rl_type rl_type, u32 bw);
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enum ice_status
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ice_cfg_q_bw_dflt_lmt(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
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u16 q_handle, enum ice_rl_type rl_type);
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enum ice_status
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ice_cfg_tc_node_bw_lmt(struct ice_port_info *pi, u8 tc,
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enum ice_rl_type rl_type, u32 bw);
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enum ice_status
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ice_cfg_tc_node_bw_dflt_lmt(struct ice_port_info *pi, u8 tc,
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enum ice_rl_type rl_type);
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enum ice_status
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ice_cfg_vsi_bw_lmt_per_tc(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
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enum ice_rl_type rl_type, u32 bw);
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enum ice_status
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ice_cfg_vsi_bw_dflt_lmt_per_tc(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
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enum ice_rl_type rl_type);
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enum ice_status
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ice_cfg_agg_bw_lmt_per_tc(struct ice_port_info *pi, u32 agg_id, u8 tc,
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enum ice_rl_type rl_type, u32 bw);
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enum ice_status
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ice_cfg_agg_bw_dflt_lmt_per_tc(struct ice_port_info *pi, u32 agg_id, u8 tc,
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enum ice_rl_type rl_type);
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enum ice_status
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ice_cfg_vsi_bw_shared_lmt(struct ice_port_info *pi, u16 vsi_handle, u32 min_bw,
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u32 max_bw, u32 shared_bw);
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enum ice_status
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ice_cfg_vsi_bw_no_shared_lmt(struct ice_port_info *pi, u16 vsi_handle);
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enum ice_status
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ice_cfg_agg_bw_shared_lmt(struct ice_port_info *pi, u32 agg_id, u32 min_bw,
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u32 max_bw, u32 shared_bw);
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enum ice_status
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ice_cfg_agg_bw_no_shared_lmt(struct ice_port_info *pi, u32 agg_id);
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enum ice_status
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ice_cfg_agg_bw_shared_lmt_per_tc(struct ice_port_info *pi, u32 agg_id, u8 tc,
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u32 min_bw, u32 max_bw, u32 shared_bw);
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enum ice_status
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ice_cfg_agg_bw_no_shared_lmt_per_tc(struct ice_port_info *pi, u32 agg_id,
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u8 tc);
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enum ice_status
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ice_cfg_vsi_q_priority(struct ice_port_info *pi, u16 num_qs, u32 *q_ids,
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u8 *q_prio);
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enum ice_status
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ice_cfg_vsi_bw_alloc(struct ice_port_info *pi, u16 vsi_handle, u8 ena_tcmap,
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enum ice_rl_type rl_type, u8 *bw_alloc);
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enum ice_status
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ice_cfg_agg_vsi_priority_per_tc(struct ice_port_info *pi, u32 agg_id,
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u16 num_vsis, u16 *vsi_handle_arr,
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u8 *node_prio, u8 tc);
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enum ice_status
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ice_cfg_agg_bw_alloc(struct ice_port_info *pi, u32 agg_id, u8 ena_tcmap,
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enum ice_rl_type rl_type, u8 *bw_alloc);
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bool
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ice_sched_find_node_in_subtree(struct ice_hw *hw, struct ice_sched_node *base,
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struct ice_sched_node *node);
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enum ice_status
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ice_sched_set_agg_bw_dflt_lmt(struct ice_port_info *pi, u16 vsi_handle);
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enum ice_status
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ice_sched_set_node_bw_lmt_per_tc(struct ice_port_info *pi, u32 id,
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enum ice_agg_type agg_type, u8 tc,
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enum ice_rl_type rl_type, u32 bw);
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enum ice_status
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ice_sched_set_vsi_bw_shared_lmt(struct ice_port_info *pi, u16 vsi_handle,
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u32 min_bw, u32 max_bw, u32 shared_bw);
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enum ice_status
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ice_sched_set_agg_bw_shared_lmt(struct ice_port_info *pi, u32 agg_id, u32 min_bw,
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u32 max_bw, u32 shared_bw);
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enum ice_status
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ice_sched_set_agg_bw_shared_lmt_per_tc(struct ice_port_info *pi, u32 agg_id,
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u8 tc, u32 min_bw, u32 max_bw,
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u32 shared_bw);
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enum ice_status
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ice_sched_cfg_sibl_node_prio(struct ice_port_info *pi,
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struct ice_sched_node *node, u8 priority);
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enum ice_status
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ice_cfg_tc_node_bw_alloc(struct ice_port_info *pi, u8 tc,
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enum ice_rl_type rl_type, u8 bw_alloc);
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enum ice_status ice_cfg_rl_burst_size(struct ice_hw *hw, u32 bytes);
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void ice_sched_replay_agg_vsi_preinit(struct ice_hw *hw);
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void ice_sched_replay_agg(struct ice_hw *hw);
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enum ice_status ice_sched_replay_tc_node_bw(struct ice_port_info *pi);
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enum ice_status ice_replay_vsi_agg(struct ice_hw *hw, u16 vsi_handle);
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enum ice_status ice_sched_replay_root_node_bw(struct ice_port_info *pi);
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enum ice_status
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ice_sched_replay_q_bw(struct ice_port_info *pi, struct ice_q_ctx *q_ctx);
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#endif /* _ICE_SCHED_H_ */
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