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From:   Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
To:     grygorii.strashko@ti.com, davem@davemloft.net
Cc:     linux-omap@vger.kernel.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org, joe@perches.com, andrew@lunn.ch,
        Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Subject: [PATCH v4 net-next] net: ethernet: ti: cpsw: replace unnecessarily macroses on functions
Date:   Tue, 31 Jul 2018 01:05:39 +0300
Message-Id: <20180730220539.12319-1-ivan.khoronzhuk@linaro.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Replace ugly macroses on functions.

Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
---
Based on net-next/master

v4..v3:
 - use directly code instead of cpsw_src_port_detect()

v3..v2:
 - comment corrections

v2..v1:
 - removed inline for cpsw_src_port_detect()

 drivers/net/ethernet/ti/cpsw.c | 58 +++++++++++++++-------------------
 1 file changed, 26 insertions(+), 32 deletions(-)

diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 1b54c26c2bec..f051ce35a440 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -565,40 +565,28 @@ static const struct cpsw_stats cpsw_gstrings_ch_stats[] = {
 				(func)(slave++, ##arg);			\
 	} while (0)
 
-#define cpsw_dual_emac_src_port_detect(cpsw, status, ndev, skb)		\
-	do {								\
-		if (!cpsw->data.dual_emac)				\
-			break;						\
-		if (CPDMA_RX_SOURCE_PORT(status) == 1) {		\
-			ndev = cpsw->slaves[0].ndev;			\
-			skb->dev = ndev;				\
-		} else if (CPDMA_RX_SOURCE_PORT(status) == 2) {		\
-			ndev = cpsw->slaves[1].ndev;			\
-			skb->dev = ndev;				\
-		}							\
-	} while (0)
-#define cpsw_add_mcast(cpsw, priv, addr)				\
-	do {								\
-		if (cpsw->data.dual_emac) {				\
-			struct cpsw_slave *slave = cpsw->slaves +	\
-						priv->emac_port;	\
-			int slave_port = cpsw_get_slave_port(		\
-						slave->slave_num);	\
-			cpsw_ale_add_mcast(cpsw->ale, addr,		\
-				1 << slave_port | ALE_PORT_HOST,	\
-				ALE_VLAN, slave->port_vlan, 0);		\
-		} else {						\
-			cpsw_ale_add_mcast(cpsw->ale, addr,		\
-				ALE_ALL_PORTS,				\
-				0, 0, 0);				\
-		}							\
-	} while (0)
-
 static inline int cpsw_get_slave_port(u32 slave_num)
 {
 	return slave_num + 1;
 }
 
+static void cpsw_add_mcast(struct cpsw_priv *priv, u8 *addr)
+{
+	struct cpsw_common *cpsw = priv->cpsw;
+
+	if (cpsw->data.dual_emac) {
+		struct cpsw_slave *slave = cpsw->slaves + priv->emac_port;
+		int slave_port = cpsw_get_slave_port(slave->slave_num);
+
+		cpsw_ale_add_mcast(cpsw->ale, addr,
+				   1 << slave_port | ALE_PORT_HOST,
+				   ALE_VLAN, slave->port_vlan, 0);
+		return;
+	}
+
+	cpsw_ale_add_mcast(cpsw->ale, addr, ALE_ALL_PORTS, 0, 0, 0);
+}
+
 static void cpsw_set_promiscious(struct net_device *ndev, bool enable)
 {
 	struct cpsw_common *cpsw = ndev_to_cpsw(ndev);
@@ -706,7 +694,7 @@ static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
 
 		/* program multicast address list into ALE register */
 		netdev_for_each_mc_addr(ha, ndev) {
-			cpsw_add_mcast(cpsw, priv, (u8 *)ha->addr);
+			cpsw_add_mcast(priv, ha->addr);
 		}
 	}
 }
@@ -798,10 +786,16 @@ static void cpsw_rx_handler(void *token, int len, int status)
 	struct sk_buff		*skb = token;
 	struct sk_buff		*new_skb;
 	struct net_device	*ndev = skb->dev;
-	int			ret = 0;
+	int			ret = 0, port;
 	struct cpsw_common	*cpsw = ndev_to_cpsw(ndev);
 
-	cpsw_dual_emac_src_port_detect(cpsw, status, ndev, skb);
+	if (cpsw->data.dual_emac) {
+		port = CPDMA_RX_SOURCE_PORT(status);
+		if (port) {
+			ndev = cpsw->slaves[--port].ndev;
+			skb->dev = ndev;
+		}
+	}
 
 	if (unlikely(status < 0) || unlikely(!netif_running(ndev))) {
 		/* In dual emac mode check for all interfaces */
-- 
2.17.1