From: Michael Chan <michael.chan@broadcom.com>
Date: Mon, 24 Jul 2017 12:34:21 -0400
Subject: bnxt_en: Retrieve the hardware bridge mode from the firmware.
Patch-mainline: v4.14-rc1
Git-commit: 32e8239c9138a050bc1feeea7cf41f27d79e6664
References: bsc#1050242 FATE#322914

Retrieve and store the hardware bridge mode, so that we can implement
ndo_bridge_{get|set)link methods in the next patch.

Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c |    8 ++++++++
 drivers/net/ethernet/broadcom/bnxt/bnxt.h |    1 +
 2 files changed, 9 insertions(+)

--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -33,6 +33,7 @@
 #include <linux/mii.h>
 #include <linux/if.h>
 #include <linux/if_vlan.h>
+#include <linux/if_bridge.h>
 #include <linux/rtc.h>
 #include <linux/bpf.h>
 #include <net/ip.h>
@@ -4610,6 +4611,13 @@ static int bnxt_hwrm_func_qcfg(struct bn
 		bp->port_partition_type = resp->port_partition_type;
 		break;
 	}
+	if (bp->hwrm_spec_code < 0x10707 ||
+	    resp->evb_mode == FUNC_QCFG_RESP_EVB_MODE_VEB)
+		bp->br_mode = BRIDGE_MODE_VEB;
+	else if (resp->evb_mode == FUNC_QCFG_RESP_EVB_MODE_VEPA)
+		bp->br_mode = BRIDGE_MODE_VEPA;
+	else
+		bp->br_mode = BRIDGE_MODE_UNDEF;
 
 func_qcfg_exit:
 	mutex_unlock(&bp->hwrm_cmd_lock);
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1164,6 +1164,7 @@ struct bnxt {
 	u8			nge_port_cnt;
 	__le16			nge_fw_dst_port_id;
 	u8			port_partition_type;
+	u16			br_mode;
 
 	u16			rx_coal_ticks;
 	u16			rx_coal_ticks_irq;