[dpdk-dev] [PATCH] e1000: enable allmulticast support for VF

[Yury Kylulin <yury.kylulin@intel.com>]

Add support to enable and disable reception of all multicast packets by the VF using standard API
rte_eth_allmulticast_enable()/rte_eth_allmulticast_disable().

Signed-off-by: Yury Kylulin <yury.kylulin@intel.com>
---
 drivers/net/e1000/igb_ethdev.c |   20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index e4b370d..5196bd5 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -135,6 +135,8 @@ static int igbvf_dev_configure(struct rte_eth_dev *dev);
 static int igbvf_dev_start(struct rte_eth_dev *dev);
 static void igbvf_dev_stop(struct rte_eth_dev *dev);
 static void igbvf_dev_close(struct rte_eth_dev *dev);
+static void igbvf_allmulticast_enable(struct rte_eth_dev *dev);
+static void igbvf_allmulticast_disable(struct rte_eth_dev *dev);
 static int eth_igbvf_link_update(struct e1000_hw *hw);
 static void eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats);
 static void eth_igbvf_stats_reset(struct rte_eth_dev *dev);
@@ -280,6 +282,8 @@ static const struct eth_dev_ops igbvf_eth_dev_ops = {
 	.dev_start            = igbvf_dev_start,
 	.dev_stop             = igbvf_dev_stop,
 	.dev_close            = igbvf_dev_close,
+	.allmulticast_enable  = igbvf_allmulticast_enable,
+	.allmulticast_disable = igbvf_allmulticast_disable,
 	.link_update          = eth_igb_link_update,
 	.stats_get            = eth_igbvf_stats_get,
 	.stats_reset          = eth_igbvf_stats_reset,
@@ -2272,6 +2276,22 @@ igbvf_dev_close(struct rte_eth_dev *dev)
 	igbvf_dev_stop(dev);
 }
 
+static void
+igbvf_allmulticast_enable(struct rte_eth_dev *dev)
+{
+	struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+	e1000_promisc_set_vf(hw, e1000_promisc_multicast);
+}
+
+static void
+igbvf_allmulticast_disable(struct rte_eth_dev *dev)
+{
+	struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+	e1000_promisc_set_vf(hw, e1000_promisc_disabled);
+}
+
 static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on)
 {
 	struct e1000_mbx_info *mbx = &hw->mbx;
-- 
1.7.9.5