[dpdk-dev] [PATCH 14/23] bnxt: add support for set_mc_addr_list and mac_addr_set

[Ajit Khaparde]

This patch adds support for set_mc_addr_list and
mac_addr_set dev_ops

Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
---
 drivers/net/bnxt/bnxt_ethdev.c | 68 ++++++++++++++++++++++++++++++++++++++++++
 drivers/net/bnxt/bnxt_hwrm.c   | 11 +++++--
 drivers/net/bnxt/bnxt_vnic.c   |  7 ++++-
 drivers/net/bnxt/bnxt_vnic.h   |  4 +++
 4 files changed, 86 insertions(+), 4 deletions(-)

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 1dc2327..9a0acee 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -1290,6 +1290,72 @@ bnxt_vlan_offload_set_op(struct rte_eth_dev *dev, int mask)
 		RTE_LOG(ERR, PMD, "Extend VLAN Not supported\n");
 }
 
+static void
+bnxt_set_default_mac_addr_op(struct rte_eth_dev *dev, struct ether_addr *addr)
+{
+	struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
+	/* Default Filter is tied to VNIC 0 */
+	struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
+	struct bnxt_filter_info *filter;
+	int rc;
+
+	if (BNXT_VF(bp))
+		return;
+
+	memcpy(bp->mac_addr, addr, sizeof(bp->mac_addr));
+	memcpy(&dev->data->mac_addrs[0], bp->mac_addr, ETHER_ADDR_LEN);
+
+	STAILQ_FOREACH(filter, &vnic->filter, next) {
+		/* Default Filter is at Index 0 */
+		if (filter->mac_index != 0)
+			continue;
+		rc = bnxt_hwrm_clear_filter(bp, filter);
+		if (rc)
+			break;
+		memcpy(filter->l2_addr, bp->mac_addr, ETHER_ADDR_LEN);
+		memset(filter->l2_addr_mask, 0xff, ETHER_ADDR_LEN);
+		filter->flags |= HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_PATH_RX;
+		filter->enables |=
+			HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR |
+			HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR_MASK;
+		rc = bnxt_hwrm_set_filter(bp, vnic->fw_vnic_id, filter);
+		if (rc)
+			break;
+		filter->mac_index = 0;
+		RTE_LOG(DEBUG, PMD, "Set MAC addr\n");
+	}
+}
+
+static int
+bnxt_dev_set_mc_addr_list_op(struct rte_eth_dev *eth_dev,
+			  struct ether_addr *mc_addr_set,
+			  uint32_t nb_mc_addr)
+{
+	struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+	char *mc_addr_list = (char *)mc_addr_set;
+	struct bnxt_vnic_info *vnic;
+	uint32_t off = 0, i = 0;
+
+	vnic = &bp->vnic_info[0];
+
+	if (nb_mc_addr > BNXT_MAX_MC_ADDRS) {
+		vnic->flags |= BNXT_VNIC_INFO_ALLMULTI;
+		goto allmulti;
+	}
+
+	/* TODO Check for Duplicate mcast addresses */
+	vnic->flags &= ~BNXT_VNIC_INFO_ALLMULTI;
+	for (i = 0; i < nb_mc_addr; i++) {
+		memcpy(vnic->mc_list + off, &mc_addr_list[i], ETHER_ADDR_LEN);
+		off += ETHER_ADDR_LEN;
+	}
+
+	vnic->mc_addr_cnt = i;
+
+allmulti:
+	return bnxt_hwrm_cfa_l2_set_rx_mask(bp, &bp->vnic_info[0], 0, NULL);
+}
+
 /*
  * Initialization
  */
@@ -1325,9 +1391,11 @@ static const struct eth_dev_ops bnxt_dev_ops = {
 	.udp_tunnel_port_del  = bnxt_udp_tunnel_port_del_op,
 	.vlan_filter_set = bnxt_vlan_filter_set_op,
 	.vlan_offload_set = bnxt_vlan_offload_set_op,
+	.mac_addr_set = bnxt_set_default_mac_addr_op,
 	.xstats_get = bnxt_dev_xstats_get_op,
 	.xstats_get_names = bnxt_dev_xstats_get_names_op,
 	.xstats_reset = bnxt_dev_xstats_reset_op,
+	.set_mc_addr_list = bnxt_dev_set_mc_addr_list_op,
 };
 
 static bool bnxt_vf_pciid(uint16_t id)
diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index f66a760..9d37a50 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -215,15 +215,20 @@ int bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt *bp,
 	if (vnic->flags & BNXT_VNIC_INFO_PROMISC)
 		mask = HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_PROMISCUOUS;
 	if (vnic->flags & BNXT_VNIC_INFO_ALLMULTI)
-		mask = HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_ALL_MCAST;
-	req.mask = rte_cpu_to_le_32(HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_BCAST |
-				    mask);
+		mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_ALL_MCAST;
+	if (vnic->mc_addr_cnt) {
+		mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_MCAST;
+		req.num_mc_entries = rte_cpu_to_le_32(vnic->mc_addr_cnt);
+		req.mc_tbl_addr = rte_cpu_to_le_64(vnic->mc_list_dma_addr);
+	}
 	if (vlan_count && vlan_table) {
 		mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLANONLY;
 		req.vlan_tag_tbl_addr = rte_cpu_to_le_16(
 			 rte_mem_virt2phy(vlan_table));
 		req.num_vlan_tags = rte_cpu_to_le_32((uint32_t)vlan_count);
 	}
+	req.mask = rte_cpu_to_le_32(HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_BCAST |
+				    mask);
 
 	rc = bnxt_hwrm_send_message(bp, &req, sizeof(req));
 
diff --git a/drivers/net/bnxt/bnxt_vnic.c b/drivers/net/bnxt/bnxt_vnic.c
index 1521f4d..fab5f20 100644
--- a/drivers/net/bnxt/bnxt_vnic.c
+++ b/drivers/net/bnxt/bnxt_vnic.c
@@ -170,7 +170,8 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp)
 	char mz_name[RTE_MEMZONE_NAMESIZE];
 	uint32_t entry_length = RTE_CACHE_LINE_ROUNDUP(
 				HW_HASH_INDEX_SIZE * sizeof(*vnic->rss_table) +
-				HW_HASH_KEY_SIZE);
+				HW_HASH_KEY_SIZE +
+				BNXT_MAX_MC_ADDRS * ETHER_ADDR_LEN);
 	uint16_t max_vnics;
 	int i;
 	phys_addr_t mz_phys_addr;
@@ -218,6 +219,10 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp)
 
 		vnic->rss_hash_key_dma_addr = vnic->rss_table_dma_addr +
 			     HW_HASH_INDEX_SIZE * sizeof(*vnic->rss_table);
+		vnic->mc_list = (void *)((char *)vnic->rss_hash_key +
+				HW_HASH_KEY_SIZE);
+		vnic->mc_list_dma_addr = vnic->rss_hash_key_dma_addr +
+				HW_HASH_KEY_SIZE;
 	}
 
 	return 0;
diff --git a/drivers/net/bnxt/bnxt_vnic.h b/drivers/net/bnxt/bnxt_vnic.h
index ca1c9cf..0d50224 100644
--- a/drivers/net/bnxt/bnxt_vnic.h
+++ b/drivers/net/bnxt/bnxt_vnic.h
@@ -57,6 +57,10 @@ struct bnxt_vnic_info {
 	uint16_t	*rss_table;
 	phys_addr_t	rss_hash_key_dma_addr;
 	void		*rss_hash_key;
+	phys_addr_t	mc_list_dma_addr;
+	char		*mc_list;
+	uint32_t	mc_addr_cnt;
+#define BNXT_MAX_MC_ADDRS		16
 	uint32_t	flags;
 #define BNXT_VNIC_INFO_PROMISC			(1 << 0)
 #define BNXT_VNIC_INFO_ALLMULTI			(1 << 1)
-- 
2.10.1 (Apple Git-78)