211 lines
7.9 KiB
C
211 lines
7.9 KiB
C
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/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2001-2018
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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_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 bytes granularity
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* 1 - LSB bits are in 1K bytes granularity
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*/
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#define ICE_BYTE_GRANULARITY 0
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#define ICE_KBYTE_GRANULARITY 0x800
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#define ICE_MIN_BURST_SIZE_ALLOWED 1 /* In Bytes */
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#define ICE_MAX_BURST_SIZE_ALLOWED (2047 * 1024) /* In Bytes */
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#define ICE_MAX_BURST_SIZE_BYTE_GRANULARITY 2047 /* 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_FREQUENCY 446000000
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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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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 agg 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 agg bw information */
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struct ice_bw_type_info bw_t_info[ICE_MAX_TRAFFIC_CLASS];
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/* save agg 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_generic_elem *buf,
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u16 buf_size, 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_data *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_get_elem *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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/* 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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struct ice_sched_node *
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ice_sched_get_agg_node(struct ice_hw *hw, struct ice_sched_node *tc_node,
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u32 agg_id);
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struct ice_sched_node *
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ice_sched_get_vsi_node(struct ice_hw *hw, 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_get_elem *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, u32 q_id, enum ice_rl_type rl_type,
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u32 bw);
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enum ice_status
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ice_cfg_q_bw_dflt_lmt(struct ice_port_info *pi, u32 q_id,
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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 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 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_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_node_bw_lmt(struct ice_port_info *pi, struct ice_sched_node *node,
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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_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 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 bw);
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enum ice_status
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ice_sched_cfg_sibl_node_prio(struct ice_hw *hw, struct ice_sched_node *node,
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u8 priority);
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enum ice_status
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ice_sched_cfg_node_bw_alloc(struct ice_hw *hw, struct ice_sched_node *node,
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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_sched_add_agg_cfg(struct ice_port_info *pi, u32 agg_id, u8 tc);
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enum ice_status
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ice_sched_rm_agg_cfg(struct ice_port_info *pi, u32 agg_id, u8 tc);
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enum ice_status
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ice_sched_move_vsi_to_agg(struct ice_port_info *pi, u16 vsi_handle, u32 agg_id,
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u8 tc);
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enum ice_status
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ice_sched_del_rl_profile(struct ice_hw *hw,
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struct ice_aqc_rl_profile_info *rl_info);
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void ice_sched_rm_unused_rl_prof(struct ice_port_info *pi);
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#endif /* _ICE_SCHED_H_ */
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