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112 lines
4.0 KiB
112 lines
4.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* Copyright (c) 2018, Intel Corporation. */ |
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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 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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/* 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_head 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_head list_entry; |
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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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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 agg_vsi_list; |
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struct list_head list_entry; |
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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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/* save aggregator TC bitmap */ |
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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_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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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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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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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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/* 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 |
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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 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_replay_vsi_agg(struct ice_hw *hw, u16 vsi_handle); |
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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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