Signed-off-by: Nelio Laranjeiro <nelio.laranje...@6wind.com>
---
drivers/net/mlx5/mlx5.c | 2 ++
drivers/net/mlx5/mlx5.h | 2 ++
drivers/net/mlx5/mlx5_defs.h | 5 +++-
drivers/net/mlx5/mlx5_mac.c | 52 ++++++++++++++++++++++++++++++++++++
4 files changed, 60 insertions(+), 1 deletion(-)
diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 68783c3ac..887924d07 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -277,6 +277,7 @@ const struct eth_dev_ops mlx5_dev_ops = {
.mac_addr_remove = mlx5_mac_addr_remove,
.mac_addr_add = mlx5_mac_addr_add,
.mac_addr_set = mlx5_mac_addr_set,
+ .set_mc_addr_list = mlx5_set_mc_addr_list,
.mtu_set = mlx5_dev_set_mtu,
.vlan_strip_queue_set = mlx5_vlan_strip_queue_set,
.vlan_offload_set = mlx5_vlan_offload_set,
@@ -329,6 +330,7 @@ const struct eth_dev_ops mlx5_dev_ops_isolate = {
.mac_addr_remove = mlx5_mac_addr_remove,
.mac_addr_add = mlx5_mac_addr_add,
.mac_addr_set = mlx5_mac_addr_set,
+ .set_mc_addr_list = mlx5_set_mc_addr_list,
.mtu_set = mlx5_dev_set_mtu,
.vlan_strip_queue_set = mlx5_vlan_strip_queue_set,
.vlan_offload_set = mlx5_vlan_offload_set,
diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
index 6ad41390a..64f025d22 100644
--- a/drivers/net/mlx5/mlx5.h
+++ b/drivers/net/mlx5/mlx5.h
@@ -203,6 +203,8 @@ void mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t
index);
int mlx5_mac_addr_add(struct rte_eth_dev *dev, struct ether_addr *mac,
uint32_t index, uint32_t vmdq);
int mlx5_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr);
+int mlx5_set_mc_addr_list(struct rte_eth_dev *dev,
+ struct ether_addr *mc_addr_set, uint32_t nb_mc_addr);
/* mlx5_rss.c */
diff --git a/drivers/net/mlx5/mlx5_defs.h b/drivers/net/mlx5/mlx5_defs.h
index e3aa03bef..5973742a7 100644
--- a/drivers/net/mlx5/mlx5_defs.h
+++ b/drivers/net/mlx5/mlx5_defs.h
@@ -15,8 +15,11 @@
/* Maximum number of simultaneous unicast MAC addresses. */
#define MLX5_MAX_UC_MAC_ADDRESSES 128
+/* Maximum number of simultaneous Multicast MAC addresses. */
+#define MLX5_MAX_MC_MAC_ADDRESSES 128
/* Maximum number of simultaneous MAC addresses. */
-#define MLX5_MAX_MAC_ADDRESSES MLX5_MAX_UC_MAC_ADDRESSES
+#define MLX5_MAX_MAC_ADDRESSES \
+ (MLX5_MAX_UC_MAC_ADDRESSES + MLX5_MAX_MC_MAC_ADDRESSES)
/* Maximum number of simultaneous VLAN filters. */
#define MLX5_MAX_VLAN_IDS 128
diff --git a/drivers/net/mlx5/mlx5_mac.c b/drivers/net/mlx5/mlx5_mac.c
index 9470520b1..deeed9598 100644
--- a/drivers/net/mlx5/mlx5_mac.c
+++ b/drivers/net/mlx5/mlx5_mac.c
@@ -209,3 +209,55 @@ mlx5_mac_addr_set(struct rte_eth_dev *dev, struct
ether_addr *mac_addr)
dev->data->port_id);
return mlx5_mac_addr_add(dev, mac_addr, 0, 0);
}
+
+/**
+ * DPDK callback to set Multicast Addresses list.
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ * @param mac_addr_set
+ * Multicast MAC address pointer array.
+ * @param nb_mac_addr
+ * Number of entries in the array.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_set_mc_addr_list(struct rte_eth_dev *dev,
+ struct ether_addr *mc_addr_set, uint32_t nb_mc_addr)
+{
+ uint32_t i;
+ int ret;
+ int idx;
+
+ for (i = MLX5_MAX_UC_MAC_ADDRESSES;
+ i != MLX5_MAX_UC_MAC_ADDRESSES + MLX5_MAX_MC_MAC_ADDRESSES;
+ ++i)
+ if (!is_zero_ether_addr(&dev->data->mac_addrs[i])) {
+ ret = mlx5_internal_mac_addr_remove(dev, i);
+ if (ret < 0)
+ return ret;
+ }
+ for (idx = MLX5_MAX_UC_MAC_ADDRESSES, i = 0;
+ i != nb_mc_addr;
+ ++i) {
+ if (!is_multicast_ether_addr(mc_addr_set)) {
+ rte_errno = EINVAL;
+ goto rollback;
+ }
+ ret = mlx5_internal_mac_addr_add(dev, mc_addr_set++, idx++);
+ if (ret < 0)
+ return ret;
+ }
+ if (!dev->data->promiscuous)
+ return mlx5_traffic_restart(dev);
+ return 0;
+rollback:
+ ret = rte_errno; /* Save rte_errno before cleanup. */
+ for (i = MLX5_MAX_UC_MAC_ADDRESSES; i != MLX5_MAX_MC_MAC_ADDRESSES; ++i)
+ if (!is_zero_ether_addr(&dev->data->mac_addrs[i]))
+ mlx5_internal_mac_addr_remove(dev, i);
+ rte_errno = ret; /* Restore rte_errno. */
+ return -rte_errno;
+}
--
2.17.0
