X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fice%2Fbase%2Fice_sched.c;h=8ee4b708e61ac7e25a8dc6fc394f92f3267d14fb;hb=fb3ef40fc6096cee94e9c45d381f67143e2239a3;hp=740f7c3ffa6bdeee063675ea197412b5960e2c60;hpb=76ac9d771c97cdba45339558e124c9244f211d04;p=dpdk.git diff --git a/drivers/net/ice/base/ice_sched.c b/drivers/net/ice/base/ice_sched.c index 740f7c3ffa..8ee4b708e6 100644 --- a/drivers/net/ice/base/ice_sched.c +++ b/drivers/net/ice/base/ice_sched.c @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2001-2019 + * Copyright(c) 2001-2020 Intel Corporation */ #include "ice_sched.h" @@ -171,7 +171,7 @@ ice_sched_add_node(struct ice_port_info *pi, u8 layer, return ICE_ERR_PARAM; } - /* query the current node information from FW before additing it + /* query the current node information from FW before adding it * to the SW DB */ status = ice_sched_query_elem(hw, LE32_TO_CPU(info->node_teid), &elem); @@ -599,14 +599,14 @@ ice_alloc_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 new_numqs) /** * ice_aq_rl_profile - performs a rate limiting task * @hw: pointer to the HW struct - * @opcode:opcode for add, query, or remove profile(s) + * @opcode: opcode for add, query, or remove profile(s) * @num_profiles: the number of profiles * @buf: pointer to buffer * @buf_size: buffer size in bytes * @num_processed: number of processed add or remove profile(s) to return * @cd: pointer to command details structure * - * Rl profile function to add, query, or remove profile(s) + * RL profile function to add, query, or remove profile(s) */ static enum ice_status ice_aq_rl_profile(struct ice_hw *hw, enum ice_adminq_opc opcode, @@ -789,7 +789,7 @@ void ice_sched_clear_agg(struct ice_hw *hw) } /** - * ice_sched_clear_tx_topo - clears the schduler tree nodes + * ice_sched_clear_tx_topo - clears the scheduler tree nodes * @pi: port information structure * * This function removes all the nodes from HW as well as from SW DB. @@ -899,7 +899,7 @@ ice_sched_add_elems(struct ice_port_info *pi, struct ice_sched_node *tc_node, u16 buf_size; u32 teid; - buf_size = sizeof(*buf) + sizeof(*buf->generic) * (num_nodes - 1); + buf_size = ice_struct_size(buf, generic, num_nodes - 1); buf = (struct ice_aqc_add_elem *)ice_malloc(hw, buf_size); if (!buf) return ICE_ERR_NO_MEMORY; @@ -1441,6 +1441,53 @@ ice_sched_find_node_in_subtree(struct ice_hw *hw, struct ice_sched_node *base, return false; } +/** + * ice_sched_get_free_qgrp - Scan all Q group siblings and find a free node + * @pi: port information structure + * @vsi_node: software VSI handle + * @qgrp_node: first Q group node identified for scanning + * @owner: LAN or RDMA + * + * This function retrieves a free LAN or RDMA Q group node by scanning + * qgrp_node and its siblings for the Q group with the fewest number + * of queues currently assigned. + */ +static struct ice_sched_node * +ice_sched_get_free_qgrp(struct ice_port_info *pi, + struct ice_sched_node *vsi_node, + struct ice_sched_node *qgrp_node, u8 owner) +{ + struct ice_sched_node *min_qgrp; + u8 min_children; + + if (!qgrp_node) + return qgrp_node; + min_children = qgrp_node->num_children; + if (!min_children) + return qgrp_node; + min_qgrp = qgrp_node; + /* scan all Q groups until find a node which has less than the + * minimum number of children. This way all Q group nodes get + * equal number of shares and active. The bandwidth will be equally + * distributed across all Qs. + */ + while (qgrp_node) { + /* make sure the qgroup node is part of the VSI subtree */ + if (ice_sched_find_node_in_subtree(pi->hw, vsi_node, qgrp_node)) + if (qgrp_node->num_children < min_children && + qgrp_node->owner == owner) { + /* replace the new min Q group node */ + min_qgrp = qgrp_node; + min_children = min_qgrp->num_children; + /* break if it has no children, */ + if (!min_children) + break; + } + qgrp_node = qgrp_node->sibling; + } + return min_qgrp; +} + /** * ice_sched_get_free_qparent - Get a free LAN or RDMA queue group node * @pi: port information structure @@ -1454,7 +1501,7 @@ struct ice_sched_node * ice_sched_get_free_qparent(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 owner) { - struct ice_sched_node *vsi_node, *qgrp_node = NULL; + struct ice_sched_node *vsi_node, *qgrp_node; struct ice_vsi_ctx *vsi_ctx; u16 max_children; u8 qgrp_layer; @@ -1468,7 +1515,7 @@ ice_sched_get_free_qparent(struct ice_port_info *pi, u16 vsi_handle, u8 tc, vsi_node = vsi_ctx->sched.vsi_node[tc]; /* validate invalid VSI ID */ if (!vsi_node) - goto lan_q_exit; + return NULL; /* get the first queue group node from VSI sub-tree */ qgrp_node = ice_sched_get_first_node(pi, vsi_node, qgrp_layer); @@ -1481,8 +1528,8 @@ ice_sched_get_free_qparent(struct ice_port_info *pi, u16 vsi_handle, u8 tc, qgrp_node = qgrp_node->sibling; } -lan_q_exit: - return qgrp_node; + /* Select the best queue group */ + return ice_sched_get_free_qgrp(pi, vsi_node, qgrp_node, owner); } /** @@ -1932,8 +1979,7 @@ ice_sched_cfg_vsi(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 maxqs, * This function removes single aggregator VSI info entry from * aggregator list. */ -static void -ice_sched_rm_agg_vsi_info(struct ice_port_info *pi, u16 vsi_handle) +static void ice_sched_rm_agg_vsi_info(struct ice_port_info *pi, u16 vsi_handle) { struct ice_sched_agg_info *agg_info; struct ice_sched_agg_info *atmp; @@ -2114,7 +2160,7 @@ ice_aq_query_node_to_root(struct ice_hw *hw, u32 node_teid, * This function validates aggregator ID. The function returns info if * aggregator ID is present in list otherwise it returns null. */ -static struct ice_sched_agg_info* +static struct ice_sched_agg_info * ice_get_agg_info(struct ice_hw *hw, u32 agg_id) { struct ice_sched_agg_info *agg_info; @@ -2697,7 +2743,7 @@ ice_cfg_agg(struct ice_port_info *pi, u32 agg_id, enum ice_agg_type agg_type, * The function returns aggregator VSI info based on VSI handle. This function * needs to be called with scheduler lock held. */ -static struct ice_sched_agg_vsi_info* +static struct ice_sched_agg_vsi_info * ice_get_agg_vsi_info(struct ice_sched_agg_info *agg_info, u16 vsi_handle) { struct ice_sched_agg_vsi_info *agg_vsi_info; @@ -2719,7 +2765,7 @@ ice_get_agg_vsi_info(struct ice_sched_agg_info *agg_info, u16 vsi_handle) * VSI has in this case a different aggregator than the default one. This * function needs to be called with scheduler lock held. */ -static struct ice_sched_agg_info* +static struct ice_sched_agg_info * ice_get_vsi_agg_info(struct ice_hw *hw, u16 vsi_handle) { struct ice_sched_agg_info *agg_info; @@ -2907,7 +2953,7 @@ ice_sched_update_elem(struct ice_hw *hw, struct ice_sched_node *node, */ static enum ice_status ice_sched_cfg_node_bw_alloc(struct ice_hw *hw, struct ice_sched_node *node, - enum ice_rl_type rl_type, u8 bw_alloc) + enum ice_rl_type rl_type, u16 bw_alloc) { struct ice_aqc_txsched_elem_data buf; struct ice_aqc_txsched_elem *data; @@ -3079,8 +3125,7 @@ ice_sched_save_vsi_bw_alloc(struct ice_port_info *pi, u16 vsi_handle, u8 tc, * * Save or clear CIR bandwidth (BW) in the passed param bw_t_info. */ -static void -ice_set_clear_cir_bw(struct ice_bw_type_info *bw_t_info, u32 bw) +static void ice_set_clear_cir_bw(struct ice_bw_type_info *bw_t_info, u32 bw) { if (bw == ICE_SCHED_DFLT_BW) { ice_clear_bit(ICE_BW_TYPE_CIR, bw_t_info->bw_t_bitmap); @@ -3099,8 +3144,7 @@ ice_set_clear_cir_bw(struct ice_bw_type_info *bw_t_info, u32 bw) * * Save or clear EIR bandwidth (BW) in the passed param bw_t_info. */ -static void -ice_set_clear_eir_bw(struct ice_bw_type_info *bw_t_info, u32 bw) +static void ice_set_clear_eir_bw(struct ice_bw_type_info *bw_t_info, u32 bw) { if (bw == ICE_SCHED_DFLT_BW) { ice_clear_bit(ICE_BW_TYPE_EIR, bw_t_info->bw_t_bitmap); @@ -3125,8 +3169,7 @@ ice_set_clear_eir_bw(struct ice_bw_type_info *bw_t_info, u32 bw) * * Save or clear shared bandwidth (BW) in the passed param bw_t_info. */ -static void -ice_set_clear_shared_bw(struct ice_bw_type_info *bw_t_info, u32 bw) +static void ice_set_clear_shared_bw(struct ice_bw_type_info *bw_t_info, u32 bw) { if (bw == ICE_SCHED_DFLT_BW) { ice_clear_bit(ICE_BW_TYPE_SHARED, bw_t_info->bw_t_bitmap); @@ -3188,8 +3231,7 @@ ice_sched_save_vsi_bw(struct ice_port_info *pi, u16 vsi_handle, u8 tc, * * Save or clear priority (prio) in the passed param bw_t_info. */ -static void -ice_set_clear_prio(struct ice_bw_type_info *bw_t_info, u8 prio) +static void ice_set_clear_prio(struct ice_bw_type_info *bw_t_info, u8 prio) { bw_t_info->generic = prio; if (bw_t_info->generic) @@ -3471,7 +3513,6 @@ ice_cfg_agg_bw_no_shared_lmt(struct ice_port_info *pi, u32 agg_id) * @pi: port information structure * @num_qs: number of VSI queues * @q_ids: queue IDs array - * @q_ids: queue IDs array * @q_prio: queue priority array * * This function configures the queue node priority (Sibling Priority) of the @@ -3862,8 +3903,8 @@ ice_sched_add_rl_profile(struct ice_port_info *pi, hw = pi->hw; LIST_FOR_EACH_ENTRY(rl_prof_elem, &pi->rl_prof_list[layer_num], ice_aqc_rl_profile_info, list_entry) - if (rl_prof_elem->profile.flags == profile_type && - rl_prof_elem->bw == bw) + if ((rl_prof_elem->profile.flags & ICE_AQC_RL_PROFILE_TYPE_M) == + profile_type && rl_prof_elem->bw == bw) /* Return existing profile ID info */ return rl_prof_elem; @@ -4094,7 +4135,8 @@ ice_sched_rm_rl_profile(struct ice_port_info *pi, u8 layer_num, u8 profile_type, /* Check the existing list for RL profile */ LIST_FOR_EACH_ENTRY(rl_prof_elem, &pi->rl_prof_list[layer_num], ice_aqc_rl_profile_info, list_entry) - if (rl_prof_elem->profile.flags == profile_type && + if ((rl_prof_elem->profile.flags & ICE_AQC_RL_PROFILE_TYPE_M) == + profile_type && LE16_TO_CPU(rl_prof_elem->profile.profile_id) == profile_id) { if (rl_prof_elem->prof_id_ref) @@ -4256,8 +4298,8 @@ ice_sched_set_node_bw(struct ice_port_info *pi, struct ice_sched_node *node, return ICE_SUCCESS; return ice_sched_rm_rl_profile(pi, layer_num, - rl_prof_info->profile.flags, - old_id); + rl_prof_info->profile.flags & + ICE_AQC_RL_PROFILE_TYPE_M, old_id); } /** @@ -5128,7 +5170,7 @@ enum ice_status ice_cfg_rl_burst_size(struct ice_hw *hw, u32 bytes) return ICE_SUCCESS; } -/* +/** * ice_sched_replay_node_prio - re-configure node priority * @hw: pointer to the HW struct * @node: sched node to configure @@ -5292,7 +5334,7 @@ void ice_sched_replay_agg(struct ice_hw *hw) ice_acquire_lock(&pi->sched_lock); LIST_FOR_EACH_ENTRY(agg_info, &hw->agg_list, ice_sched_agg_info, - list_entry) { + list_entry) /* replay aggregator (re-create aggregator node) */ if (!ice_cmp_bitmap(agg_info->tc_bitmap, agg_info->replay_tc_bitmap, @@ -5321,7 +5363,6 @@ void ice_sched_replay_agg(struct ice_hw *hw) ice_info(hw, "Replay agg bw [id=%d] failed\n", agg_info->agg_id); } - } ice_release_lock(&pi->sched_lock); } @@ -5356,8 +5397,7 @@ void ice_sched_replay_agg_vsi_preinit(struct ice_hw *hw) * * This function replay TC nodes. */ -enum ice_status -ice_sched_replay_tc_node_bw(struct ice_port_info *pi) +enum ice_status ice_sched_replay_tc_node_bw(struct ice_port_info *pi) { enum ice_status status = ICE_SUCCESS; u8 tc; @@ -5480,8 +5520,7 @@ ice_sched_replay_vsi_agg(struct ice_hw *hw, u16 vsi_handle) * This function replays association of VSI to aggregator type nodes, and * node bandwidth information. */ -enum ice_status -ice_replay_vsi_agg(struct ice_hw *hw, u16 vsi_handle) +enum ice_status ice_replay_vsi_agg(struct ice_hw *hw, u16 vsi_handle) { struct ice_port_info *pi = hw->port_info; enum ice_status status;