net: fman: Store en/disable in mac_device instead of mac_priv_s

All macs use the same start/stop functions. The actual mac-specific code
lives in enable/disable. Move these functions to an appropriate struct,
and inline the phy enable/disable calls to the caller of start/stop.
Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Acked-by: Camelia Groza <camelia.groza@nxp.com>
Tested-by: Camelia Groza <camelia.groza@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/freescale/dpaa/dpaa_eth.c

@@ -288,9 +288,11 @@ static int dpaa_stop(struct net_device *net_dev)
 	 */
 	msleep(200);
 
-	err = mac_dev->stop(mac_dev);
+	if (mac_dev->phy_dev)
+		phy_stop(mac_dev->phy_dev);
+	err = mac_dev->disable(mac_dev->fman_mac);
 	if (err < 0)
-		netif_err(priv, ifdown, net_dev, "mac_dev->stop() = %d\n",
+		netif_err(priv, ifdown, net_dev, "mac_dev->disable() = %d\n",
 			  err);
 
 	for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) {
@@ -2942,11 +2944,12 @@ static int dpaa_open(struct net_device *net_dev)
 			goto mac_start_failed;
 	}
 
-	err = priv->mac_dev->start(mac_dev);
+	err = priv->mac_dev->enable(mac_dev->fman_mac);
 	if (err < 0) {
-		netif_err(priv, ifup, net_dev, "mac_dev->start() = %d\n", err);
+		netif_err(priv, ifup, net_dev, "mac_dev->enable() = %d\n", err);
 		goto mac_start_failed;
 	}
+	phy_start(priv->mac_dev->phy_dev);
 
 	netif_tx_start_all_queues(net_dev);
 

drivers/net/ethernet/freescale/fman/mac.c

@@ -39,9 +39,6 @@ struct mac_priv_s {
 	struct fixed_phy_status		*fixed_link;
 	u16				speed;
 	u16				max_speed;
-
-	int (*enable)(struct fman_mac *mac_dev);
-	int (*disable)(struct fman_mac *mac_dev);
 };
 
 struct mac_address {
@@ -241,29 +238,6 @@ static int memac_initialization(struct mac_device *mac_dev)
 	return err;
 }
 
-static int start(struct mac_device *mac_dev)
-{
-	int	 err;
-	struct phy_device *phy_dev = mac_dev->phy_dev;
-	struct mac_priv_s *priv = mac_dev->priv;
-
-	err = priv->enable(mac_dev->fman_mac);
-	if (!err && phy_dev)
-		phy_start(phy_dev);
-
-	return err;
-}
-
-static int stop(struct mac_device *mac_dev)
-{
-	struct mac_priv_s *priv = mac_dev->priv;
-
-	if (mac_dev->phy_dev)
-		phy_stop(mac_dev->phy_dev);
-
-	return priv->disable(mac_dev->fman_mac);
-}
-
 static int set_multi(struct net_device *net_dev, struct mac_device *mac_dev)
 {
 	struct mac_priv_s	*priv;
@@ -454,11 +428,9 @@ static void setup_dtsec(struct mac_device *mac_dev)
 	mac_dev->set_allmulti		= dtsec_set_allmulti;
 	mac_dev->set_tstamp		= dtsec_set_tstamp;
 	mac_dev->set_multi		= set_multi;
-	mac_dev->start			= start;
-	mac_dev->stop			= stop;
 	mac_dev->adjust_link            = adjust_link_dtsec;
-	mac_dev->priv->enable		= dtsec_enable;
-	mac_dev->priv->disable		= dtsec_disable;
+	mac_dev->enable			= dtsec_enable;
+	mac_dev->disable		= dtsec_disable;
 }
 
 static void setup_tgec(struct mac_device *mac_dev)
@@ -474,11 +446,9 @@ static void setup_tgec(struct mac_device *mac_dev)
 	mac_dev->set_allmulti		= tgec_set_allmulti;
 	mac_dev->set_tstamp		= tgec_set_tstamp;
 	mac_dev->set_multi		= set_multi;
-	mac_dev->start			= start;
-	mac_dev->stop			= stop;
 	mac_dev->adjust_link            = adjust_link_void;
-	mac_dev->priv->enable		= tgec_enable;
-	mac_dev->priv->disable		= tgec_disable;
+	mac_dev->enable			= tgec_enable;
+	mac_dev->disable		= tgec_disable;
 }
 
 static void setup_memac(struct mac_device *mac_dev)
@@ -494,11 +464,9 @@ static void setup_memac(struct mac_device *mac_dev)
 	mac_dev->set_allmulti		= memac_set_allmulti;
 	mac_dev->set_tstamp		= memac_set_tstamp;
 	mac_dev->set_multi		= set_multi;
-	mac_dev->start			= start;
-	mac_dev->stop			= stop;
 	mac_dev->adjust_link            = adjust_link_memac;
-	mac_dev->priv->enable		= memac_enable;
-	mac_dev->priv->disable		= memac_disable;
+	mac_dev->enable			= memac_enable;
+	mac_dev->disable		= memac_disable;
 }
 
 #define DTSEC_SUPPORTED \

drivers/net/ethernet/freescale/fman/mac.h

@@ -36,8 +36,8 @@ struct mac_device {
 	bool allmulti;
 
 	int (*init)(struct mac_device *mac_dev);
-	int (*start)(struct mac_device *mac_dev);
-	int (*stop)(struct mac_device *mac_dev);
+	int (*enable)(struct fman_mac *mac_dev);
+	int (*disable)(struct fman_mac *mac_dev);
 	void (*adjust_link)(struct mac_device *mac_dev);
 	int (*set_promisc)(struct fman_mac *mac_dev, bool enable);
 	int (*change_addr)(struct fman_mac *mac_dev, const enet_addr_t *enet_addr);