bnxt_en: Add ethtool mac loopback self test.
The mac loopback self test operates in polling mode. To support that,
we need to add functions to open and close the NIC half way. The half
open mode allows the rings to operate without IRQ and NAPI. We
use the XDP transmit function to send the loopback packet.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 4affaac..c9a1688a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1255,6 +1255,8 @@ int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
int bnxt_hwrm_fw_set_time(struct bnxt *);
int bnxt_open_nic(struct bnxt *, bool, bool);
+int bnxt_half_open_nic(struct bnxt *bp);
+void bnxt_half_close_nic(struct bnxt *bp);
int bnxt_close_nic(struct bnxt *, bool, bool);
int bnxt_reserve_rings(struct bnxt *bp, int tx, int rx, int tcs, int tx_xdp);
int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);