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net/ice/base: support queue BW allocation configuration

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This patch adds BW allocation support of queue scheduling node
to support WFQ in queue level.

Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
This commit is contained in:
Wenjun Wu 2022-05-17 13:09:27 +08:00 committed by Qi Zhang
parent 8f7a83e193
commit 803e5de0ce
2 changed files with 67 additions and 0 deletions
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64
drivers/net/ice/base/ice_sched.c
View File

@ -3613,6 +3613,70 @@ ice_cfg_vsi_q_priority(struct ice_port_info *pi, u16 num_qs, u32 *q_ids,
return status;
}
/**
* ice_sched_save_q_bw_alloc - save queue node's BW allocation information
* @q_ctx: queue context structure
* @rl_type: rate limit type min, max, or shared
* @bw_alloc: BW weight/allocation
*
* Save BW information of queue type node for post replay use.
*/
static enum ice_status
ice_sched_save_q_bw_alloc(struct ice_q_ctx *q_ctx, enum ice_rl_type rl_type,
u32 bw_alloc)
{
switch (rl_type) {
case ICE_MIN_BW:
ice_set_clear_cir_bw_alloc(&q_ctx->bw_t_info, bw_alloc);
break;
case ICE_MAX_BW:
ice_set_clear_eir_bw_alloc(&q_ctx->bw_t_info, bw_alloc);
break;
default:
return ICE_ERR_PARAM;
}
return ICE_SUCCESS;
}
/**
* ice_cfg_q_bw_alloc - configure queue BW weight/alloc params
* @pi: port information structure
* @vsi_handle: sw VSI handle
* @tc: traffic class
* @q_handle: software queue handle
* @rl_type: min, max, or shared
* @bw_alloc: BW weight/allocation
*
* This function configures BW allocation of queue scheduling node.
*/
enum ice_status
ice_cfg_q_bw_alloc(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
u16 q_handle, enum ice_rl_type rl_type, u32 bw_alloc)
{
enum ice_status status = ICE_ERR_PARAM;
struct ice_sched_node *node;
struct ice_q_ctx *q_ctx;
ice_acquire_lock(&pi->sched_lock);
q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handle);
if (!q_ctx)
goto exit_q_bw_alloc;
node = ice_sched_find_node_by_teid(pi->root, q_ctx->q_teid);
if (!node) {
ice_debug(pi->hw, ICE_DBG_SCHED, "Wrong q_teid\n");
goto exit_q_bw_alloc;
}
status = ice_sched_cfg_node_bw_alloc(pi->hw, node, rl_type, bw_alloc);
if (!status)
status = ice_sched_save_q_bw_alloc(q_ctx, rl_type, bw_alloc);
exit_q_bw_alloc:
ice_release_lock(&pi->sched_lock);
return status;
}
/**
* ice_cfg_agg_vsi_priority_per_tc - config aggregator's VSI priority per TC
* @pi: port information structure

3
drivers/net/ice/base/ice_sched.h
View File

@ -172,6 +172,9 @@ enum ice_status
ice_cfg_vsi_q_priority(struct ice_port_info *pi, u16 num_qs, u32 *q_ids,
u8 *q_prio);
enum ice_status
ice_cfg_q_bw_alloc(struct ice_port_info *pi, u16 vsi_handle, u8 tc,
u16 q_handle, enum ice_rl_type rl_type, u32 bw_alloc);
enum ice_status
ice_cfg_vsi_bw_alloc(struct ice_port_info *pi, u16 vsi_handle, u8 ena_tcmap,
enum ice_rl_type rl_type, u8 *bw_alloc);
enum ice_status