sfc: Implement auto-negotiation

Add infrastructure for auto-negotiation of speed, duplex and flow
control.

When using 10Xpress, auto-negotiate flow control.  While we're
at it, clean up the code to warn when partner is not 10GBASE-T
capable.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index f09eded40fba..fde4e7912c39 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -1998,7 +1998,7 @@ void falcon_reconfigure_mac_wrapper(struct efx_nic *efx)
         /* Transmission of pause frames when RX crosses the threshold is
          * covered by RX_XOFF_MAC_EN and XM_TX_CFG_REG:XM_FCNTL.
          * Action on receipt of pause frames is controller by XM_DIS_FCNTL */
-        tx_fc = !!(efx->flow_control & EFX_FC_TX);
+        tx_fc = !!(efx->link_fc & EFX_FC_TX);
         falcon_read(efx, &reg, RX_CFG_REG_KER);
         EFX_SET_OWORD_FIELD_VER(efx, reg, RX_XOFF_MAC_EN, tx_fc);
 
@@ -2328,9 +2328,9 @@ int falcon_probe_port(struct efx_nic *efx)
 
         /* Hardware flow ctrl. FalconA RX FIFO too small for pause generation */
         if (falcon_rev(efx) >= FALCON_REV_B0)
-                efx->flow_control = EFX_FC_RX | EFX_FC_TX;
+                efx->wanted_fc = EFX_FC_RX | EFX_FC_TX;
         else
-                efx->flow_control = EFX_FC_RX;
+                efx->wanted_fc = EFX_FC_RX;
 
         /* Allocate buffer for stats */
         rc = falcon_alloc_buffer(efx, &efx->stats_buffer,