[PATCH v2 14/20] net/ixgbe: support deleting TM shaper profile

[Wenzhuo Lu <wenzhuo.lu@intel.com>]

Add the support of the Traffic Management API,
rte_tm_shaper_profile_delete.

Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
---
 drivers/net/ixgbe/ixgbe_tm.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/drivers/net/ixgbe/ixgbe_tm.c b/drivers/net/ixgbe/ixgbe_tm.c
index 89e795a..b3b1acf 100644
--- 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
@@ -247,3 +251,36 @@ static int 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;
+}
-- 
1.9.3