/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2001-2020 Intel Corporation
+ * Copyright(c) 2001-2021 Intel Corporation
*/
#include "ice_sched.h"
}
/**
- * ice_sched_add_nodes_to_layer - Add nodes to a given layer
+ * ice_sched_add_nodes_to_hw_layer - Add nodes to hw layer
* @pi: port information structure
* @tc_node: pointer to TC node
* @parent: pointer to parent node
* @first_node_teid: pointer to the first node TEID
* @num_nodes_added: pointer to number of nodes added
*
- * This function add nodes to a given layer.
+ * Add nodes into specific hw layer.
*/
static enum ice_status
-ice_sched_add_nodes_to_layer(struct ice_port_info *pi,
- struct ice_sched_node *tc_node,
- struct ice_sched_node *parent, u8 layer,
- u16 num_nodes, u32 *first_node_teid,
- u16 *num_nodes_added)
+ice_sched_add_nodes_to_hw_layer(struct ice_port_info *pi,
+ struct ice_sched_node *tc_node,
+ struct ice_sched_node *parent, u8 layer,
+ u16 num_nodes, u32 *first_node_teid,
+ u16 *num_nodes_added)
{
- u32 *first_teid_ptr = first_node_teid;
- u16 new_num_nodes, max_child_nodes;
- enum ice_status status = ICE_SUCCESS;
- struct ice_hw *hw = pi->hw;
- u16 num_added = 0;
- u32 temp;
+ u16 max_child_nodes;
*num_nodes_added = 0;
if (!num_nodes)
- return status;
+ return ICE_SUCCESS;
- if (!parent || layer < hw->sw_entry_point_layer)
+ if (!parent || layer < pi->hw->sw_entry_point_layer)
return ICE_ERR_PARAM;
/* max children per node per layer */
- max_child_nodes = hw->max_children[parent->tx_sched_layer];
+ max_child_nodes = pi->hw->max_children[parent->tx_sched_layer];
- /* current number of children + required nodes exceed max children ? */
+ /* current number of children + required nodes exceed max children */
if ((parent->num_children + num_nodes) > max_child_nodes) {
/* Fail if the parent is a TC node */
if (parent == tc_node)
return ICE_ERR_CFG;
+ return ICE_ERR_MAX_LIMIT;
+ }
+
+ return ice_sched_add_elems(pi, tc_node, parent, layer, num_nodes,
+ num_nodes_added, first_node_teid);
+}
+
+/**
+ * ice_sched_add_nodes_to_layer - Add nodes to a given layer
+ * @pi: port information structure
+ * @tc_node: pointer to TC node
+ * @parent: pointer to parent node
+ * @layer: layer number to add nodes
+ * @num_nodes: number of nodes to be added
+ * @first_node_teid: pointer to the first node TEID
+ * @num_nodes_added: pointer to number of nodes added
+ *
+ * This function add nodes to a given layer.
+ */
+static enum ice_status
+ice_sched_add_nodes_to_layer(struct ice_port_info *pi,
+ struct ice_sched_node *tc_node,
+ struct ice_sched_node *parent, u8 layer,
+ u16 num_nodes, u32 *first_node_teid,
+ u16 *num_nodes_added)
+{
+ u32 *first_teid_ptr = first_node_teid;
+ u16 new_num_nodes = num_nodes;
+ enum ice_status status = ICE_SUCCESS;
+ *num_nodes_added = 0;
+ while (*num_nodes_added < num_nodes) {
+ u16 max_child_nodes, num_added = 0;
+ u32 temp;
+
+ status = ice_sched_add_nodes_to_hw_layer(pi, tc_node, parent,
+ layer, new_num_nodes,
+ first_teid_ptr,
+ &num_added);
+ if (status == ICE_SUCCESS)
+ *num_nodes_added += num_added;
+ /* added more nodes than requested ? */
+ if (*num_nodes_added > num_nodes) {
+ ice_debug(pi->hw, ICE_DBG_SCHED, "added extra nodes %d %d\n", num_nodes,
+ *num_nodes_added);
+ status = ICE_ERR_CFG;
+ break;
+ }
+ /* break if all the nodes are added successfully */
+ if (status == ICE_SUCCESS && (*num_nodes_added == num_nodes))
+ break;
+ /* break if the error is not max limit */
+ if (status != ICE_SUCCESS && status != ICE_ERR_MAX_LIMIT)
+ break;
+ /* Exceeded the max children */
+ max_child_nodes = pi->hw->max_children[parent->tx_sched_layer];
/* utilize all the spaces if the parent is not full */
if (parent->num_children < max_child_nodes) {
new_num_nodes = max_child_nodes - parent->num_children;
- /* this recursion is intentional, and wouldn't
- * go more than 2 calls
+ } else {
+ /* This parent is full, try the next sibling */
+ parent = parent->sibling;
+ /* Don't modify the first node TEID memory if the
+ * first node was added already in the above call.
+ * Instead send some temp memory for all other
+ * recursive calls.
*/
- status = ice_sched_add_nodes_to_layer(pi, tc_node,
- parent, layer,
- new_num_nodes,
- first_node_teid,
- &num_added);
- if (status != ICE_SUCCESS)
- return status;
+ if (num_added)
+ first_teid_ptr = &temp;
- *num_nodes_added += num_added;
+ new_num_nodes = num_nodes - *num_nodes_added;
}
- /* Don't modify the first node TEID memory if the first node was
- * added already in the above call. Instead send some temp
- * memory for all other recursive calls.
- */
- if (num_added)
- first_teid_ptr = &temp;
-
- new_num_nodes = num_nodes - num_added;
-
- /* This parent is full, try the next sibling */
- parent = parent->sibling;
-
- /* this recursion is intentional, for 1024 queues
- * per VSI, it goes max of 16 iterations.
- * 1024 / 8 = 128 layer 8 nodes
- * 128 /8 = 16 (add 8 nodes per iteration)
- */
- status = ice_sched_add_nodes_to_layer(pi, tc_node, parent,
- layer, new_num_nodes,
- first_teid_ptr,
- &num_added);
- *num_nodes_added += num_added;
- return status;
}
-
- status = ice_sched_add_elems(pi, tc_node, parent, layer, num_nodes,
- num_nodes_added, first_node_teid);
return status;
}
ice_memdup(hw, buf->layer_props,
(hw->num_tx_sched_layers *
sizeof(*hw->layer_info)),
- ICE_DMA_TO_DMA);
+ ICE_NONDMA_TO_NONDMA);
if (!hw->layer_info) {
status = ICE_ERR_NO_MEMORY;
goto sched_query_out;
}
/**
- * ice_sched_rm_agg_vsi_entry - remove aggregator related VSI info entry
+ * ice_sched_rm_agg_vsi_info - remove aggregator related VSI info entry
* @pi: port information structure
* @vsi_handle: software VSI handle
*
ice_sched_assoc_vsi_to_agg(struct ice_port_info *pi, u32 agg_id,
u16 vsi_handle, ice_bitmap_t *tc_bitmap)
{
- struct ice_sched_agg_vsi_info *agg_vsi_info;
- struct ice_sched_agg_info *agg_info;
+ struct ice_sched_agg_vsi_info *agg_vsi_info, *old_agg_vsi_info = NULL;
+ struct ice_sched_agg_info *agg_info, *old_agg_info;
enum ice_status status = ICE_SUCCESS;
struct ice_hw *hw = pi->hw;
u8 tc;
agg_info = ice_get_agg_info(hw, agg_id);
if (!agg_info)
return ICE_ERR_PARAM;
+ /* If the vsi is already part of another aggregator then update
+ * its vsi info list
+ */
+ old_agg_info = ice_get_vsi_agg_info(hw, vsi_handle);
+ if (old_agg_info && old_agg_info != agg_info) {
+ struct ice_sched_agg_vsi_info *vtmp;
+
+ LIST_FOR_EACH_ENTRY_SAFE(old_agg_vsi_info, vtmp,
+ &old_agg_info->agg_vsi_list,
+ ice_sched_agg_vsi_info, list_entry)
+ if (old_agg_vsi_info->vsi_handle == vsi_handle)
+ break;
+ }
+
/* check if entry already exist */
agg_vsi_info = ice_get_agg_vsi_info(agg_info, vsi_handle);
if (!agg_vsi_info) {
break;
ice_set_bit(tc, agg_vsi_info->tc_bitmap);
+ if (old_agg_vsi_info)
+ ice_clear_bit(tc, old_agg_vsi_info->tc_bitmap);
+ }
+ if (old_agg_vsi_info && !old_agg_vsi_info->tc_bitmap[0]) {
+ LIST_DEL(&old_agg_vsi_info->list_entry);
+ ice_free(pi->hw, old_agg_vsi_info);
}
return status;
}
u16 num_elems = 1;
buf = *info;
+ /* For TC nodes, CIR config is not supported */
+ if (node->info.data.elem_type == ICE_AQC_ELEM_TYPE_TC)
+ buf.data.valid_sections &= ~ICE_AQC_ELEM_VALID_CIR;
/* Parent TEID is reserved field in this aq call */
buf.parent_teid = 0;
/* Element type is reserved field in this aq call */
}
/**
- * ice_cfg_dflt_vsi_bw_lmt_per_tc - configure default VSI BW limit per TC
+ * ice_cfg_vsi_bw_dflt_lmt_per_tc - configure default VSI BW limit per TC
* @pi: port information structure
* @vsi_handle: software VSI handle
* @tc: traffic class
}
/**
- * ice_cfg_agg_bw_shared_lmt_per_tc - configure aggregator BW shared limit per tc
+ * ice_cfg_agg_bw_shared_lmt_per_tc - config aggregator BW shared limit per tc
* @pi: port information structure
* @agg_id: aggregator ID
* @tc: traffic class
}
/**
- * ice_cfg_agg_bw_shared_lmt_per_tc - configure aggregator BW shared limit per tc
+ * ice_cfg_agg_bw_no_shared_lmt_per_tc - cfg aggregator BW shared limit per tc
* @pi: port information structure
* @agg_id: aggregator ID
* @tc: traffic class
}
/**
- * ice_config_vsi_queue_priority - config VSI queue priority of node
+ * ice_cfg_vsi_q_priority - config VSI queue priority of node
* @pi: port information structure
* @num_qs: number of VSI queues
* @q_ids: queue IDs array
LIST_FOR_EACH_ENTRY(agg_vsi_info, &agg_info->agg_vsi_list,
ice_sched_agg_vsi_info, list_entry)
if (agg_vsi_info->vsi_handle == vsi_handle) {
- /* cppcheck-suppress unreadVariable */
vsi_handle_valid = true;
break;
}
ice_sched_rm_unused_rl_prof(hw);
layer_num = ice_sched_get_rl_prof_layer(pi, rl_type,
- node->tx_sched_layer);
+ node->tx_sched_layer);
if (layer_num >= hw->num_tx_sched_layers)
return ICE_ERR_PARAM;
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