[PATCH v2 24/25] bnxt: Add support to set VF rxmode

[Ajit Khaparde <ajit.khaparde@broadcom.com>]

This patch adds support to configure the VF L2 Rx settings.
The per VF setting is maintained in bnxt_child_vf_info.l2_rx_mask

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>

--
v1->v2: regroup related patches and incorporate other review comments
---
 drivers/net/bnxt/bnxt_hwrm.c              | 24 +++++++++++++--
 drivers/net/bnxt/bnxt_hwrm.h              |  2 ++
 drivers/net/bnxt/bnxt_rxq.c               | 13 ++++++--
 drivers/net/bnxt/bnxt_vnic.h              |  5 +++
 drivers/net/bnxt/rte_pmd_bnxt.c           | 51 +++++++++++++++++++++++++++++++
 drivers/net/bnxt/rte_pmd_bnxt.h           | 19 ++++++++++++
 drivers/net/bnxt/rte_pmd_bnxt_version.map |  1 +
 7 files changed, 109 insertions(+), 6 deletions(-)

diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index a26906a..2eefa76 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -229,23 +229,29 @@ int bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt *bp,
 	/* FIXME add multicast flag, when multicast adding options is supported
 	 * by ethtool.
 	 */
+	if (vnic->flags & BNXT_VNIC_INFO_BCAST)
+		mask = HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_BCAST;
+	if (vnic->flags & BNXT_VNIC_INFO_UNTAGGED)
+		mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLAN_NONVLAN;
 	if (vnic->flags & BNXT_VNIC_INFO_PROMISC)
-		mask = HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_PROMISCUOUS;
+		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;
+	if (vnic->flags & BNXT_VNIC_INFO_MCAST)
+		mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_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);
 	}
-	req.mask = rte_cpu_to_le_32(HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_BCAST |
-				    mask);
 	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));
 
@@ -2317,6 +2323,18 @@ int bnxt_hwrm_func_cfg_vf_set_flags(struct bnxt *bp, uint16_t vf)
 	return rc;
 }
 
+void vf_vnic_set_rxmask_cb(struct bnxt_vnic_info *vnic, void *flagp)
+{
+	uint32_t *flag = flagp;
+
+	vnic->flags = *flag;
+}
+
+int bnxt_set_rx_mask_no_vlan(struct bnxt *bp, struct bnxt_vnic_info *vnic)
+{
+	return bnxt_hwrm_cfa_l2_set_rx_mask(bp, vnic, 0, NULL);
+}
+
 int bnxt_hwrm_func_buf_rgtr(struct bnxt *bp)
 {
 	int rc = 0;
diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h
index 33d2885..a603dda 100644
--- a/drivers/net/bnxt/bnxt_hwrm.h
+++ b/drivers/net/bnxt/bnxt_hwrm.h
@@ -143,6 +143,8 @@ int bnxt_hwrm_port_clr_stats(struct bnxt *bp);
 int bnxt_hwrm_port_led_cfg(struct bnxt *bp, bool led_on);
 int bnxt_hwrm_port_led_qcaps(struct bnxt *bp);
 int bnxt_hwrm_func_cfg_vf_set_flags(struct bnxt *bp, uint16_t vf);
+void vf_vnic_set_rxmask_cb(struct bnxt_vnic_info *vnic, void *flagp);
+int bnxt_set_rx_mask_no_vlan(struct bnxt *bp, struct bnxt_vnic_info *vnic);
 int bnxt_vf_default_vnic_count(struct bnxt *bp, uint16_t vf);
 int bnxt_hwrm_func_vf_vnic_query_and_config(struct bnxt *bp, uint16_t vf,
 	void (*vnic_cb)(struct bnxt_vnic_info *, void *), void *cbdata,
diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c
index b0bbed1..bef48df 100644
--- a/drivers/net/bnxt/bnxt_rxq.c
+++ b/drivers/net/bnxt/bnxt_rxq.c
@@ -76,6 +76,7 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
 			rc = -ENOMEM;
 			goto err_out;
 		}
+		vnic->flags |= BNXT_VNIC_INFO_BCAST;
 		STAILQ_INSERT_TAIL(&bp->ff_pool[0], vnic, next);
 		bp->nr_vnics++;
 
@@ -120,6 +121,9 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
 		}
 		/* For each pool, allocate MACVLAN CFA rule & VNIC */
 		if (!pools) {
+			pools = RTE_MIN(bp->max_vnics,
+			    RTE_MIN(bp->max_l2_ctx,
+			     RTE_MIN(bp->max_rsscos_ctx, ETH_64_POOLS)));
 			RTE_LOG(ERR, PMD,
 				"VMDq pool not set, defaulted to 64\n");
 			pools = ETH_64_POOLS;
@@ -137,6 +141,7 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
 				rc = -ENOMEM;
 				goto err_out;
 			}
+			vnic->flags |= BNXT_VNIC_INFO_BCAST;
 			STAILQ_INSERT_TAIL(&bp->ff_pool[i], vnic, next);
 			bp->nr_vnics++;
 
@@ -177,6 +182,7 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
 		rc = -ENOMEM;
 		goto err_out;
 	}
+	vnic->flags |= BNXT_VNIC_INFO_BCAST;
 	/* Partition the rx queues for the single pool */
 	for (i = 0; i < bp->rx_cp_nr_rings; i++) {
 		rxq = bp->eth_dev->data->rx_queues[i];
@@ -295,7 +301,7 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 	int rc = 0;
 
 	if (!nb_desc || nb_desc > MAX_RX_DESC_CNT) {
-		RTE_LOG(ERR, PMD, "nb_desc %d is invalid", nb_desc);
+		RTE_LOG(ERR, PMD, "nb_desc %d is invalid\n", nb_desc);
 		rc = -EINVAL;
 		goto out;
 	}
@@ -308,7 +314,7 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 	rxq = rte_zmalloc_socket("bnxt_rx_queue", sizeof(struct bnxt_rx_queue),
 				 RTE_CACHE_LINE_SIZE, socket_id);
 	if (!rxq) {
-		RTE_LOG(ERR, PMD, "bnxt_rx_queue allocation failed!");
+		RTE_LOG(ERR, PMD, "bnxt_rx_queue allocation failed!\n");
 		rc = -ENOMEM;
 		goto out;
 	}
@@ -333,7 +339,8 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 	/* Allocate RX ring hardware descriptors */
 	if (bnxt_alloc_rings(bp, queue_idx, NULL, rxq->rx_ring, rxq->cp_ring,
 			"rxr")) {
-		RTE_LOG(ERR, PMD, "ring_dma_zone_reserve for rx_ring failed!");
+		RTE_LOG(ERR, PMD,
+			"ring_dma_zone_reserve for rx_ring failed!\n");
 		bnxt_rx_queue_release_op(rxq);
 		rc = -ENOMEM;
 		goto out;
diff --git a/drivers/net/bnxt/bnxt_vnic.h b/drivers/net/bnxt/bnxt_vnic.h
index 0d50224..993f221 100644
--- a/drivers/net/bnxt/bnxt_vnic.h
+++ b/drivers/net/bnxt/bnxt_vnic.h
@@ -64,6 +64,11 @@ struct bnxt_vnic_info {
 	uint32_t	flags;
 #define BNXT_VNIC_INFO_PROMISC			(1 << 0)
 #define BNXT_VNIC_INFO_ALLMULTI			(1 << 1)
+#define BNXT_VNIC_INFO_BCAST			(1 << 2)
+#define BNXT_VNIC_INFO_UCAST			(1 << 3)
+#define BNXT_VNIC_INFO_MCAST			(1 << 4)
+#define BNXT_VNIC_INFO_TAGGED			(1 << 5)
+#define BNXT_VNIC_INFO_UNTAGGED			(1 << 6)
 
 	uint16_t	cos_rule;
 	uint16_t	lb_rule;
diff --git a/drivers/net/bnxt/rte_pmd_bnxt.c b/drivers/net/bnxt/rte_pmd_bnxt.c
index ca14ff3..997173f 100644
--- a/drivers/net/bnxt/rte_pmd_bnxt.c
+++ b/drivers/net/bnxt/rte_pmd_bnxt.c
@@ -391,6 +391,57 @@ rte_pmd_bnxt_set_vf_vlan_insert(uint8_t port, uint16_t vf,
 	return rc;
 }
 
+int rte_pmd_bnxt_set_vf_rxmode(uint8_t port, uint16_t vf,
+				uint16_t rx_mask, uint8_t on)
+{
+	struct rte_eth_dev *dev;
+	struct rte_eth_dev_info dev_info;
+	uint16_t flag = 0;
+	struct bnxt *bp;
+	int rc;
+
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
+
+	dev = &rte_eth_devices[port];
+	rte_eth_dev_info_get(port, &dev_info);
+	bp = (struct bnxt *)dev->data->dev_private;
+
+	if (!bp->pf.vf_info)
+		return -EINVAL;
+
+	if (vf >= bp->pdev->max_vfs)
+		return -EINVAL;
+
+	if (rx_mask & (ETH_VMDQ_ACCEPT_UNTAG | ETH_VMDQ_ACCEPT_HASH_MC)) {
+		RTE_LOG(ERR, PMD, "Currently cannot toggle this setting\n");
+		return -ENOTSUP;
+	}
+
+	if (rx_mask & ETH_VMDQ_ACCEPT_HASH_UC && !on) {
+		RTE_LOG(ERR, PMD, "Currently cannot disable UC Rx\n");
+		return -ENOTSUP;
+	}
+
+	if (rx_mask & ETH_VMDQ_ACCEPT_BROADCAST)
+		flag |= BNXT_VNIC_INFO_BCAST;
+	if (rx_mask & ETH_VMDQ_ACCEPT_MULTICAST)
+		flag |= BNXT_VNIC_INFO_ALLMULTI;
+
+	if (on)
+		bp->pf.vf_info[vf].l2_rx_mask |= flag;
+	else
+		bp->pf.vf_info[vf].l2_rx_mask &= ~flag;
+
+	rc = bnxt_hwrm_func_vf_vnic_query_and_config(bp, vf,
+					vf_vnic_set_rxmask_cb,
+					&bp->pf.vf_info[vf].l2_rx_mask,
+					bnxt_set_rx_mask_no_vlan);
+	if (rc)
+		RTE_LOG(ERR, PMD, "bnxt_hwrm_func_vf_vnic_set_rxmask failed\n");
+
+	return rc;
+}
+
 int rte_pmd_bnxt_set_vf_vlan_filter(struct rte_eth_dev *dev, uint16_t vlan,
 				    uint64_t vf_mask, uint8_t vlan_on)
 {
diff --git a/drivers/net/bnxt/rte_pmd_bnxt.h b/drivers/net/bnxt/rte_pmd_bnxt.h
index d6cefc4..e9f6cf2 100644
--- a/drivers/net/bnxt/rte_pmd_bnxt.h
+++ b/drivers/net/bnxt/rte_pmd_bnxt.h
@@ -237,6 +237,25 @@ int rte_pmd_bnxt_reset_vf_stats(uint8_t port,
  */
 int rte_pmd_bnxt_set_vf_vlan_anti_spoof(uint8_t port, uint16_t vf, uint8_t on);
 
+/**
+ * Set RX L2 Filtering mode of a VF of an Ethernet device.
+ *
+ * @param port
+ *   The port identifier of the Ethernet device.
+ * @param vf
+ *   VF id.
+ * @param rx_mask
+ *    The RX mode mask
+ * @param on
+ *    1 - Enable a VF RX mode.
+ *    0 - Disable a VF RX mode.
+ * @return
+ *   - (0) if successful.
+ *   - (-ENODEV) if *port_id* invalid.
+ *   - (-EINVAL) if bad parameter.
+ */
+int rte_pmd_bnxt_set_vf_rxmode(uint8_t port, uint16_t vf,
+				uint16_t rx_mask, uint8_t on);
 
 /**
  * Returns the number of default RX queues on a VF
diff --git a/drivers/net/bnxt/rte_pmd_bnxt_version.map b/drivers/net/bnxt/rte_pmd_bnxt_version.map
index 04fce9a..a0efa66 100644
--- a/drivers/net/bnxt/rte_pmd_bnxt_version.map
+++ b/drivers/net/bnxt/rte_pmd_bnxt_version.map
@@ -22,4 +22,5 @@ DPDK_17.08 {
 	rte_pmd_bnxt_set_vf_vlan_filter;
 	rte_pmd_bnxt_set_vf_vlan_anti_spoof;
 	rte_pmd_bnxt_set_vf_vlan_insert;
+	rte_pmd_bnxt_set_vf_rxmode;
 };
-- 
2.10.1 (Apple Git-78)