sfc: Don't use enums as a bitmask.

This fixes:

drivers/net/sfc/mcdi_mac.c: In function ‘efx_mcdi_set_mac’:
drivers/net/sfc/mcdi_mac.c:36:2: warning: case value ‘3’ not in enumerated type ‘enum efx_fc_type’

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 05502b3..c914729 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -833,7 +833,7 @@
 	}
 }
 
-void efx_link_set_wanted_fc(struct efx_nic *efx, enum efx_fc_type wanted_fc)
+void efx_link_set_wanted_fc(struct efx_nic *efx, u8 wanted_fc)
 {
 	efx->wanted_fc = wanted_fc;
 	if (efx->link_advertising) {
diff --git a/drivers/net/sfc/efx.h b/drivers/net/sfc/efx.h
index 3d83a1f..b0d1209 100644
--- a/drivers/net/sfc/efx.h
+++ b/drivers/net/sfc/efx.h
@@ -142,6 +142,6 @@
 
 extern void efx_link_status_changed(struct efx_nic *efx);
 extern void efx_link_set_advertising(struct efx_nic *efx, u32);
-extern void efx_link_set_wanted_fc(struct efx_nic *efx, enum efx_fc_type);
+extern void efx_link_set_wanted_fc(struct efx_nic *efx, u8);
 
 #endif /* EFX_EFX_H */
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 348437a..d229027 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -698,7 +698,7 @@
 				      struct ethtool_pauseparam *pause)
 {
 	struct efx_nic *efx = netdev_priv(net_dev);
-	enum efx_fc_type wanted_fc, old_fc;
+	u8 wanted_fc, old_fc;
 	u32 old_adv;
 	bool reset;
 	int rc = 0;
diff --git a/drivers/net/sfc/mdio_10g.c b/drivers/net/sfc/mdio_10g.c
index 7115914..7ab385c 100644
--- a/drivers/net/sfc/mdio_10g.c
+++ b/drivers/net/sfc/mdio_10g.c
@@ -284,7 +284,7 @@
 	efx_mdio_write(efx, MDIO_MMD_AN, MDIO_CTRL1, reg);
 }
 
-enum efx_fc_type efx_mdio_get_pause(struct efx_nic *efx)
+u8 efx_mdio_get_pause(struct efx_nic *efx)
 {
 	BUILD_BUG_ON(EFX_FC_AUTO & (EFX_FC_RX | EFX_FC_TX));
 
diff --git a/drivers/net/sfc/mdio_10g.h b/drivers/net/sfc/mdio_10g.h
index df07039..a97dbbd 100644
--- a/drivers/net/sfc/mdio_10g.h
+++ b/drivers/net/sfc/mdio_10g.h
@@ -92,7 +92,7 @@
 /* Get pause parameters from AN if available (otherwise return
  * requested pause parameters)
  */
-enum efx_fc_type efx_mdio_get_pause(struct efx_nic *efx);
+u8 efx_mdio_get_pause(struct efx_nic *efx);
 
 /* Wait for specified MMDs to exit reset within a timeout */
 extern int efx_mdio_wait_reset_mmds(struct efx_nic *efx,
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index ce9697b..e8d5f03 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -449,11 +449,9 @@
 struct efx_nic;
 
 /* Pseudo bit-mask flow control field */
-enum efx_fc_type {
-	EFX_FC_RX = FLOW_CTRL_RX,
-	EFX_FC_TX = FLOW_CTRL_TX,
-	EFX_FC_AUTO = 4,
-};
+#define EFX_FC_RX	FLOW_CTRL_RX
+#define EFX_FC_TX	FLOW_CTRL_TX
+#define EFX_FC_AUTO	4
 
 /**
  * struct efx_link_state - Current state of the link
@@ -465,7 +463,7 @@
 struct efx_link_state {
 	bool up;
 	bool fd;
-	enum efx_fc_type fc;
+	u8 fc;
 	unsigned int speed;
 };
 
@@ -784,7 +782,7 @@
 
 	bool promiscuous;
 	union efx_multicast_hash multicast_hash;
-	enum efx_fc_type wanted_fc;
+	u8 wanted_fc;
 
 	atomic_t rx_reset;
 	enum efx_loopback_mode loopback_mode;