net/ixgbe: 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/ixgbe/ixgbe_tm.c b/drivers/net/ixgbe/ixgbe_tm.c
index 9c355b4..628cf13 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_tm.c
+++ b/drivers/net/ixgbe/ixgbe_tm.c
@@ -42,10 +42,14 @@ static int ixgbe_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 ixgbe_shaper_profile_del(struct rte_eth_dev *dev,
+                                   uint32_t shaper_profile_id,
+                                   struct rte_tm_error *error);
 
 const struct rte_tm_ops ixgbe_tm_ops = {
        .capabilities_get = ixgbe_tm_capabilities_get,
        .shaper_profile_add = ixgbe_shaper_profile_add,
+       .shaper_profile_delete = ixgbe_shaper_profile_del,
 };
 
 int
@@ -264,3 +268,36 @@ ixgbe_shaper_profile_add(struct rte_eth_dev *dev,
 
        return 0;
 }
+
+static int
+ixgbe_shaper_profile_del(struct rte_eth_dev *dev,
+                        uint32_t shaper_profile_id,
+                        struct rte_tm_error *error)
+{
+       struct ixgbe_tm_conf *tm_conf =
+               IXGBE_DEV_PRIVATE_TO_TM_CONF(dev->data->dev_private);
+       struct ixgbe_tm_shaper_profile *shaper_profile;
+
+       if (!error)
+               return -EINVAL;
+
+       shaper_profile = ixgbe_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(&tm_conf->shaper_profile_list, shaper_profile, node);
+       rte_free(shaper_profile);
+
+       return 0;
+}