[PATCH] net: dm9k: show only one phy on miibus

Antony Pavlov antonynpavlov at gmail.com
Wed Sep 10 00:51:12 PDT 2014


Signed-off-by: Antony Pavlov <antonynpavlov at gmail.com>
---
 drivers/net/dm9k.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/net/dm9k.c b/drivers/net/dm9k.c
index 3a4c6aa..950bdb3 100644
--- a/drivers/net/dm9k.c
+++ b/drivers/net/dm9k.c
@@ -359,6 +359,11 @@ static int dm9k_phy_read(struct mii_bus *bus, int addr, int reg)
 	struct dm9k *priv = bus->priv;
 	struct device_d *dev = &bus->dev;
 
+	/* Show only one phy on miibus */
+	if (addr != 0) {
+		return 0xffff;
+	}
+
 	/* Fill the phyxcer register into REG_0C */
 	dm9k_iow(priv, DM9K_EPAR, DM9K_PHY | reg);
 	dm9k_iow(priv, DM9K_EPCR, 0xc);	/* Issue phyxcer read command */
@@ -378,6 +383,10 @@ static int dm9k_phy_write(struct mii_bus *bus, int addr, int reg, u16 val)
 	struct dm9k *priv = bus->priv;
 	struct device_d *dev = &bus->dev;
 
+	if (addr != 0) {
+		return 0;
+	}
+
 	/* Fill the phyxcer register into REG_0C */
 	dm9k_iow(priv, DM9K_EPAR, DM9K_PHY | reg);
 
-- 
2.1.0




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