Thread (6 messages) flat view 6 messages, 3 authors, 2011-11-15
STALE5418d

[PATCH] net: fsl_pq_mdio: fix non tbi phy access

From: Baruch Siach <baruch@tkos.co.il>
Date: 2011-11-14 06:22:01
Subsystem: networking drivers, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Since 952c5ca1 (fsl_pq_mdio: Clean up tbi address configuration) .probe returns
-EBUSY when the "tbi-phy" node is missing. Fix this.

Cc: Andy Fleming <redacted>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
---
 drivers/net/ethernet/freescale/fsl_pq_mdio.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/net/ethernet/freescale/fsl_pq_mdio.c b/drivers/net/ethernet/freescale/fsl_pq_mdio.c
index 4d9f84b..8dee1ae 100644
--- a/drivers/net/ethernet/freescale/fsl_pq_mdio.c
+++ b/drivers/net/ethernet/freescale/fsl_pq_mdio.c
@@ -356,16 +356,16 @@ static int fsl_pq_mdio_probe(struct platform_device *ofdev)
 
 		if (prop)
 			tbiaddr = *prop;
-	}
 
-	if (tbiaddr == -1) {
-		err = -EBUSY;
+		if (tbiaddr == -1) {
+			err = -EBUSY;
 
-		goto err_free_irqs;
+			goto err_free_irqs;
+		} else {
+			out_be32(tbipa, tbiaddr);
+		}
 	}
 
-	out_be32(tbipa, tbiaddr);
-
 	err = of_mdiobus_register(new_bus, np);
 	if (err) {
 		printk (KERN_ERR "%s: Cannot register as MDIO bus\n",
-- 
1.7.7.1
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