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Date: Tue, 5 May 2015 11:25:58 +0200
From: Michal Simek <michal.simek@...inx.com>
To: netdev@...r.kernel.org
Cc: Srikanth Thokala <srikanth.thokala@...inx.com>,
Sören Brinkmann <soren.brinkmann@...inx.com>,
monstr@...str.eu, John Linn <John.Linn@...inx.com>,
Anirudha Sarangi <anirudh@...inx.com>,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 05/12] net: axienet: Support phy-less mode of operation
From: Srikanth Thokala <srikanth.thokala@...inx.com>
This patch adds proper checks to handle the PHY-less case.
Signed-off-by: Srikanth Thokala <sthokal@...inx.com>
Signed-off-by: Michal Simek <michal.simek@...inx.com>
---
drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index b1081e1893b0..c6f2ba056c26 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -940,11 +940,10 @@ static int axienet_open(struct net_device *ndev)
PHY_INTERFACE_MODE_RGMII_ID);
}
- if (!lp->phy_dev) {
+ if (!lp->phy_dev)
dev_err(lp->dev, "of_phy_connect() failed\n");
- return -ENODEV;
- }
- phy_start(lp->phy_dev);
+ else
+ phy_start(lp->phy_dev);
}
/* Enable tasklets for Axi DMA error handling */
@@ -1606,7 +1605,8 @@ static int axienet_of_probe(struct platform_device *op)
lp->coalesce_count_tx = XAXIDMA_DFT_TX_THRESHOLD;
lp->phy_node = of_parse_phandle(op->dev.of_node, "phy-handle", 0);
- ret = axienet_mdio_setup(lp, op->dev.of_node);
+ if (lp->phy_node)
+ ret = axienet_mdio_setup(lp, op->dev.of_node);
if (ret)
dev_warn(&op->dev, "error registering MDIO bus\n");
--
2.3.5
--
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