[PATCH v1 2/9] net/base/ice: support priority configuration of the exact node

[Wenjun Wu <wenjun1.wu@intel.com>]

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>
---
 drivers/net/ice/base/ice_sched.c | 21 +++++++++++++++++++++
 drivers/net/ice/base/ice_sched.h |  3 +++
 2 files changed, 24 insertions(+)

diff --git a/drivers/net/ice/base/ice_sched.c b/drivers/net/ice/base/ice_sched.c
index e697c579be..c0f90b762b 100644
--- a/drivers/net/ice/base/ice_sched.c
+++ b/drivers/net/ice/base/ice_sched.c
@@ -3613,6 +3613,27 @@ ice_cfg_vsi_q_priority(struct ice_port_info *pi, u16 num_qs, u32 *q_ids,
 	return status;
 }
 
+/**
+ * ice_cfg_node_priority - 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_cfg_node_priority(struct ice_port_info *pi, struct ice_sched_node *node,
+		      u8 priority)
+{
+	enum ice_status status = ICE_ERR_PARAM;
+
+	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_cfg_agg_vsi_priority_per_tc - config aggregator's VSI priority per TC
  * @pi: port information structure
diff --git a/drivers/net/ice/base/ice_sched.h b/drivers/net/ice/base/ice_sched.h
index 1441b5f191..e1dc6e18a4 100644
--- a/drivers/net/ice/base/ice_sched.h
+++ b/drivers/net/ice/base/ice_sched.h
@@ -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_node_priority(struct ice_port_info *pi,
+		      struct ice_sched_node *node, u8 priority);
+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
-- 
2.25.1