net/i40e: support deleting TM shaper profile

Add the support of the Traffic Management API,
rte_tm_shaper_profile_delete.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>

diff --git a/drivers/net/i40e/i40e_tm.c b/drivers/net/i40e/i40e_tm.c
index 5780815..67df701 100644 (file)
--- a/drivers/net/i40e/i40e_tm.c
+++ b/drivers/net/i40e/i40e_tm.c
@@ -43,10 +43,14 @@ static int i40e_shaper_profile_add(struct rte_eth_dev *dev,
                                   uint32_t shaper_profile_id,
                                   struct rte_tm_shaper_params *profile,
                                   struct rte_tm_error *error);
+static int i40e_shaper_profile_del(struct rte_eth_dev *dev,
+                                  uint32_t shaper_profile_id,
+                                  struct rte_tm_error *error);
 
 const struct rte_tm_ops i40e_tm_ops = {
        .capabilities_get = i40e_tm_capabilities_get,
        .shaper_profile_add = i40e_shaper_profile_add,
+       .shaper_profile_delete = i40e_shaper_profile_del,
 };
 
 int
@@ -254,3 +258,35 @@ i40e_shaper_profile_add(struct rte_eth_dev *dev,
 
        return 0;
 }
+
+static int
+i40e_shaper_profile_del(struct rte_eth_dev *dev,
+                       uint32_t shaper_profile_id,
+                       struct rte_tm_error *error)
+{
+       struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
+       struct i40e_tm_shaper_profile *shaper_profile;
+
+       if (!error)
+               return -EINVAL;
+
+       shaper_profile = i40e_shaper_profile_search(dev, shaper_profile_id);
+
+       if (!shaper_profile) {
+               error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE_ID;
+               error->message = "profile ID not exist";
+               return -EINVAL;
+       }
+
+       /* don't delete a profile if it's used by one or several nodes */
+       if (shaper_profile->reference_count) {
+               error->type = RTE_TM_ERROR_TYPE_SHAPER_PROFILE;
+               error->message = "profile in use";
+               return -EINVAL;
+       }
+
+       TAILQ_REMOVE(&pf->tm_conf.shaper_profile_list, shaper_profile, node);
+       rte_free(shaper_profile);
+
+       return 0;
+}