This patch adds BW allocation support of queue scheduling node
to support WFQ in queue level.
Signed-off-by: Wenjun Wu <wenjun1...@intel.com>
---
drivers/net/ice/base/ice_sched.c | 64 ++++++++++++++++++++++++++++++++
drivers/net/ice/base/ice_sched.h | 3 ++
2 files changed, 67 insertions(+)
diff --git a/drivers/net/ice/base/ice_sched.c b/drivers/net/ice/base/ice_sched.c
index c0f90b762b..4b7fdb2f13 100644
--- a/drivers/net/ice/base/ice_sched.c
+++ b/drivers/net/ice/base/ice_sched.c
@@ -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_node_priority - config priority of node
* @pi: port information structure
diff --git a/drivers/net/ice/base/ice_sched.h b/drivers/net/ice/base/ice_sched.h
index e1dc6e18a4..454a1570bb 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_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_node_priority(struct ice_port_info *pi,
struct ice_sched_node *node, u8 priority);
enum ice_status
--
2.25.1
