net/cnxk: support to delete meter policy

Implement API to delete meter policy for CNXK platform.

Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c
index 91b9f61..b5be7c5 100644 (file)
--- a/drivers/net/cnxk/cnxk_ethdev_mtr.c
+++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c
@@ -349,12 +349,38 @@ exit:
        return rc;
 }
 
+static int
+cnxk_nix_mtr_policy_delete(struct rte_eth_dev *eth_dev, uint32_t policy_id,
+                          struct rte_mtr_error *error)
+{
+       struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+       struct cnxk_mtr_policy_node *fmp;
+
+       fmp = nix_mtr_policy_find(dev, policy_id);
+       if (fmp == NULL) {
+               return -rte_mtr_error_set(error, ENOENT,
+                                         RTE_MTR_ERROR_TYPE_METER_POLICY_ID,
+                                         NULL, "No policy found");
+       }
+
+       if (fmp->ref_cnt)
+               return -rte_mtr_error_set(error, EBUSY,
+                                         RTE_MTR_ERROR_TYPE_METER_POLICY_ID,
+                                         NULL, "Meter policy is in use.");
+
+       TAILQ_REMOVE(&dev->mtr_policy, fmp, next);
+       plt_free(fmp);
+
+       return 0;
+}
+
 const struct rte_mtr_ops nix_mtr_ops = {
        .capabilities_get = cnxk_nix_mtr_capabilities_get,
        .meter_profile_add = cnxk_nix_mtr_profile_add,
        .meter_profile_delete = cnxk_nix_mtr_profile_delete,
        .meter_policy_validate = cnxk_nix_mtr_policy_validate,
        .meter_policy_add = cnxk_nix_mtr_policy_add,
+       .meter_policy_delete = cnxk_nix_mtr_policy_delete,
 };
 
 int