bnxt_en: Call firmware to approve VF MAC address change.

[cascardo/linux.git] / drivers / net / ethernet / broadcom / bnxt / bnxt_sriov.c

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
index 8457850..363884d 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
@@ -865,6 +865,31 @@ update_vf_mac_exit:
        mutex_unlock(&bp->hwrm_cmd_lock);
 }
 
+int bnxt_approve_mac(struct bnxt *bp, u8 *mac)
+{
+       struct hwrm_func_vf_cfg_input req = {0};
+       int rc = 0;
+
+       if (!BNXT_VF(bp))
+               return 0;
+
+       if (bp->hwrm_spec_code < 0x10202) {
+               if (is_valid_ether_addr(bp->vf.mac_addr))
+                       rc = -EADDRNOTAVAIL;
+               goto mac_done;
+       }
+       bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_VF_CFG, -1, -1);
+       req.enables = cpu_to_le32(FUNC_VF_CFG_REQ_ENABLES_DFLT_MAC_ADDR);
+       memcpy(req.dflt_mac_addr, mac, ETH_ALEN);
+       rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+mac_done:
+       if (rc) {
+               rc = -EADDRNOTAVAIL;
+               netdev_warn(bp->dev, "VF MAC address %pM not approved by the PF\n",
+                           mac);
+       }
+       return rc;
+}
 #else
 
 void bnxt_sriov_disable(struct bnxt *bp)
@@ -879,4 +904,9 @@ void bnxt_hwrm_exec_fwd_req(struct bnxt *bp)
 void bnxt_update_vf_mac(struct bnxt *bp)
 {
 }
+
+int bnxt_approve_mac(struct bnxt *bp, u8 *mac)
+{
+       return 0;
+}
 #endif