net/ice/base: support priority configuration of exact node

This patch adds priority configuration support of the exact
node in the scheduler tree.
This function does not need additional calls to the scheduler
lock.

Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/ice/base/ice_sched.c b/drivers/net/ice/base/ice_sched.c
index 4ca15bf8f8b83af02905461ff5b7a736bc596799..1b060d356747aa863e77b5fd8f1d33a2f209a30b 100644 (file)
--- a/drivers/net/ice/base/ice_sched.c
+++ b/drivers/net/ice/base/ice_sched.c
@@ -3613,6 +3613,28 @@ ice_cfg_vsi_q_priority(struct ice_port_info *pi, u16 num_qs, u32 *q_ids,
        return status;
 }
 
+/**
+ * ice_sched_cfg_sibl_node_prio_lock - config priority of node
+ * @pi: port information structure
+ * @node: sched node to configure
+ * @priority: sibling priority
+ *
+ * This function configures node element's sibling priority only.
+ */
+enum ice_status
+ice_sched_cfg_sibl_node_prio_lock(struct ice_port_info *pi,
+                                 struct ice_sched_node *node,
+                                 u8 priority)
+{
+       enum ice_status status;
+
+       ice_acquire_lock(&pi->sched_lock);
+       status = ice_sched_cfg_sibl_node_prio(pi, node, priority);
+       ice_release_lock(&pi->sched_lock);
+
+       return status;
+}
+
 /**
  * ice_sched_save_q_bw_alloc - save queue node's BW allocation information
  * @q_ctx: queue context structure

diff --git a/drivers/net/ice/base/ice_sched.h b/drivers/net/ice/base/ice_sched.h
index 184ad09e6af42f5cca8ed9a07f55c32bbfd918de..c9f3f79efff7348bbebd38b410bc05b2ecf53c67 100644 (file)
--- a/drivers/net/ice/base/ice_sched.h
+++ b/drivers/net/ice/base/ice_sched.h
@@ -169,6 +169,9 @@ enum ice_status
 ice_cfg_agg_bw_no_shared_lmt_per_tc(struct ice_port_info *pi, u32 agg_id,
                                    u8 tc);
 enum ice_status
+ice_sched_cfg_sibl_node_prio_lock(struct ice_port_info *pi,
+                                 struct ice_sched_node *node, u8 priority);
+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