linux-kernel - [PATCH net-next 1/5] net: stmmac: selftests: Add missing checks for support of SA

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Message-Id: <3b38421ddf3d8c4e40400f990999d548b8c459b5.1567755423.git.joabreu@synopsys.com>
Date:   Fri,  6 Sep 2019 09:41:13 +0200
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     netdev@...r.kernel.org
Cc:     Joao Pinto <Joao.Pinto@...opsys.com>,
        Jose Abreu <Jose.Abreu@...opsys.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        "David S. Miller" <davem@...emloft.net>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next 1/5] net: stmmac: selftests: Add missing checks for support of SA

Add checks for support of Source Address Insertion/Replacement before
running the test.

Signed-off-by: Jose Abreu <joabreu@...opsys.com>

---
Cc: Giuseppe Cavallaro <peppe.cavallaro@...com>
Cc: Alexandre Torgue <alexandre.torgue@...com>
Cc: Jose Abreu <joabreu@...opsys.com>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>
Cc: netdev@...r.kernel.org
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
index 305d24935cf4..dce34c081a1e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
@@ -1057,6 +1057,9 @@ static int stmmac_test_desc_sai(struct stmmac_priv *priv)
 	struct stmmac_packet_attrs attr = { };
 	int ret;
 
+	if (!priv->dma_cap.vlins)
+		return -EOPNOTSUPP;
+
 	attr.remove_sa = true;
 	attr.sarc = true;
 	attr.src = src;
@@ -1076,6 +1079,9 @@ static int stmmac_test_desc_sar(struct stmmac_priv *priv)
 	struct stmmac_packet_attrs attr = { };
 	int ret;
 
+	if (!priv->dma_cap.vlins)
+		return -EOPNOTSUPP;
+
 	attr.sarc = true;
 	attr.src = src;
 	attr.dst = priv->dev->dev_addr;
@@ -1094,6 +1100,9 @@ static int stmmac_test_reg_sai(struct stmmac_priv *priv)
 	struct stmmac_packet_attrs attr = { };
 	int ret;
 
+	if (!priv->dma_cap.vlins)
+		return -EOPNOTSUPP;
+
 	attr.remove_sa = true;
 	attr.sarc = true;
 	attr.src = src;
@@ -1114,6 +1123,9 @@ static int stmmac_test_reg_sar(struct stmmac_priv *priv)
 	struct stmmac_packet_attrs attr = { };
 	int ret;
 
+	if (!priv->dma_cap.vlins)
+		return -EOPNOTSUPP;
+
 	attr.sarc = true;
 	attr.src = src;
 	attr.dst = priv->dev->dev_addr;
-- 
2.7.4