From: Ajit Khaparde <ajit.khaparde@broadcom.com>
Date: Mon, 26 Sep 2016 16:18:46 +0000 (-0500)
Subject: net/bnxt: support VF
X-Git-Tag: spdx-start~5762
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=f86febfb46da;p=dpdk.git

net/bnxt: support VF

Add support to the bnxt PMD to load on a PCI VF.
1) VF cannot change parameters like - speed, autoneg and pause
2) If the VF MAC address shows up as all 0's it has to be provisioned
by the PF in the hypervisor.

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: David Christensen <david.christensen@broadcom.com>
---

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 6c4a2ae859..ae0e6835bc 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -539,6 +539,11 @@ static void bnxt_mac_addr_add_op(struct rte_eth_dev *eth_dev,
 	struct bnxt_vnic_info *vnic = STAILQ_FIRST(&bp->ff_pool[pool]);
 	struct bnxt_filter_info *filter;
 
+	if (BNXT_VF(bp)) {
+		RTE_LOG(ERR, PMD, "Cannot add MAC address to a VF interface\n");
+		return;
+	}
+
 	if (!vnic) {
 		RTE_LOG(ERR, PMD, "VNIC not found for pool %d!\n", pool);
 		return;
@@ -857,8 +862,10 @@ static int bnxt_flow_ctrl_set_op(struct rte_eth_dev *dev,
 {
 	struct bnxt *bp = (struct bnxt *)dev->data->dev_private;
 
-	if (BNXT_NPAR_PF(bp))
-		return 0;
+	if (BNXT_NPAR_PF(bp) || BNXT_VF(bp)) {
+		RTE_LOG(ERR, PMD, "Flow Control Settings cannot be modified\n");
+		return -ENOTSUP;
+	}
 
 	switch (fc_conf->mode) {
 	case RTE_FC_NONE:
@@ -940,7 +947,9 @@ static struct eth_dev_ops bnxt_dev_ops = {
 static bool bnxt_vf_pciid(uint16_t id)
 {
 	if (id == BROADCOM_DEV_ID_57304_VF ||
-	    id == BROADCOM_DEV_ID_57406_VF)
+	    id == BROADCOM_DEV_ID_57406_VF ||
+	    id == BROADCOM_DEV_ID_5731X_VF ||
+	    id == BROADCOM_DEV_ID_5741X_VF)
 		return true;
 	return false;
 }
diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index 3a6ff5c7e3..1846955368 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -1452,7 +1452,7 @@ int bnxt_set_hwrm_link_config(struct bnxt *bp, bool link_up)
 	struct bnxt_link_info link_req;
 	uint16_t speed;
 
-	if (BNXT_NPAR_PF(bp))
+	if (BNXT_NPAR_PF(bp) || BNXT_VF(bp))
 		return 0;
 
 	rc = bnxt_valid_link_speed(dev_conf->link_speeds,