Signed-off-by: Shijith Thotton <shijith.thot...@caviumnetworks.com>
Signed-off-by: Jerin Jacob <jerin.ja...@caviumnetworks.com>
Signed-off-by: Derek Chickles <derek.chick...@caviumnetworks.com>
Signed-off-by: Venkat Koppula <venkat.kopp...@caviumnetworks.com>
Signed-off-by: Srisivasubramanian S <ssriniva...@caviumnetworks.com>
Signed-off-by: Mallesham Jatharakonda <mjatharako...@oneconvergence.com>
---
 doc/guides/nics/features/liquidio.ini   |  1 +
 drivers/net/liquidio/base/lio_hw_defs.h |  2 +
 drivers/net/liquidio/lio_ethdev.c       | 68 +++++++++++++++++++++++++++++++++
 3 files changed, 71 insertions(+)

diff --git a/doc/guides/nics/features/liquidio.ini 
b/doc/guides/nics/features/liquidio.ini
index 8760849..11e5df3 100644
--- a/doc/guides/nics/features/liquidio.ini
+++ b/doc/guides/nics/features/liquidio.ini
@@ -8,6 +8,7 @@ Link status          = Y
 Link status event    = Y
 Jumbo frame          = Y
 Scattered Rx         = Y
+Allmulticast mode    = Y
 RSS hash             = Y
 RSS key update       = Y
 RSS reta update      = Y
diff --git a/drivers/net/liquidio/base/lio_hw_defs.h 
b/drivers/net/liquidio/base/lio_hw_defs.h
index 3ea2e0f..781e929 100644
--- a/drivers/net/liquidio/base/lio_hw_defs.h
+++ b/drivers/net/liquidio/base/lio_hw_defs.h
@@ -130,6 +130,7 @@ enum octeon_tag_type {
 #define LIO_MAX_RX_PKTLEN              (64 * 1024)
 
 /* NIC Command types */
+#define LIO_CMD_CHANGE_DEVFLAGS                0x3
 #define LIO_CMD_RX_CTL                 0x4
 #define LIO_CMD_SET_RSS                        0xD
 
@@ -165,6 +166,7 @@ enum octeon_tag_type {
 
 /* Interface flags communicated between host driver and core app. */
 enum lio_ifflags {
+       LIO_IFFLAG_ALLMULTI     = 0x02,
        LIO_IFFLAG_UNICAST      = 0x10
 };
 
diff --git a/drivers/net/liquidio/lio_ethdev.c 
b/drivers/net/liquidio/lio_ethdev.c
index 560f195..ab97977 100644
--- a/drivers/net/liquidio/lio_ethdev.c
+++ b/drivers/net/liquidio/lio_ethdev.c
@@ -522,6 +522,72 @@
        return 0;
 }
 
+/**
+ * \brief Net device enable, disable allmulticast
+ * @param eth_dev Pointer to the structure rte_eth_dev
+ */
+static void
+lio_change_dev_flag(struct rte_eth_dev *eth_dev)
+{
+       struct lio_device *lio_dev = LIO_DEV(eth_dev);
+       struct lio_dev_ctrl_cmd ctrl_cmd;
+       struct lio_ctrl_pkt ctrl_pkt;
+
+       /* flush added to prevent cmd failure
+        * incase the queue is full
+        */
+       lio_flush_iq(lio_dev, lio_dev->instr_queue[0]);
+
+       memset(&ctrl_pkt, 0, sizeof(struct lio_ctrl_pkt));
+       memset(&ctrl_cmd, 0, sizeof(struct lio_dev_ctrl_cmd));
+
+       ctrl_cmd.eth_dev = eth_dev;
+       ctrl_cmd.cond = 0;
+
+       /* Create a ctrl pkt command to be sent to core app. */
+       ctrl_pkt.ncmd.s.cmd = LIO_CMD_CHANGE_DEVFLAGS;
+       ctrl_pkt.ncmd.s.param1 = lio_dev->ifflags;
+       ctrl_pkt.ctrl_cmd = &ctrl_cmd;
+
+       if (lio_send_ctrl_pkt(lio_dev, &ctrl_pkt)) {
+               lio_dev_err(lio_dev, "Failed to send change flag message\n");
+               return;
+       }
+
+       if (lio_wait_for_ctrl_cmd(lio_dev, &ctrl_cmd))
+               lio_dev_err(lio_dev, "Change dev flag command timed out\n");
+}
+
+static void
+lio_dev_allmulticast_enable(struct rte_eth_dev *eth_dev)
+{
+       struct lio_device *lio_dev = LIO_DEV(eth_dev);
+
+       if (!lio_dev->intf_open) {
+               lio_dev_err(lio_dev, "Port %d down, can't enable multicast\n",
+                           lio_dev->port_id);
+               return;
+       }
+
+       lio_dev->ifflags |= LIO_IFFLAG_ALLMULTI;
+       lio_change_dev_flag(eth_dev);
+}
+
+static void
+lio_dev_allmulticast_disable(struct rte_eth_dev *eth_dev)
+{
+       struct lio_device *lio_dev = LIO_DEV(eth_dev);
+
+       if (!lio_dev->intf_open) {
+               lio_dev_err(lio_dev, "Port %d down, can't disable multicast\n",
+                           lio_dev->port_id);
+               return;
+       }
+
+       lio_dev->ifflags &= ~LIO_IFFLAG_ALLMULTI;
+       lio_change_dev_flag(eth_dev);
+}
+
 static void
 lio_dev_rss_configure(struct rte_eth_dev *eth_dev)
 {
@@ -1078,6 +1144,8 @@ static int lio_dev_configure(struct rte_eth_dev *eth_dev)
 static const struct eth_dev_ops liovf_eth_dev_ops = {
        .dev_configure          = lio_dev_configure,
        .dev_start              = lio_dev_start,
+       .allmulticast_enable    = lio_dev_allmulticast_enable,
+       .allmulticast_disable   = lio_dev_allmulticast_disable,
        .link_update            = lio_dev_link_update,
        .dev_infos_get          = lio_dev_info_get,
        .rx_queue_setup         = lio_dev_rx_queue_setup,
-- 
1.8.3.1

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