diff options
| -rw-r--r-- | drivers/net/dsa/qca8k.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index dedbc6565516..a2b4d5097868 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -649,8 +649,14 @@ qca8k_mdio_write(struct qca8k_priv *priv, int port, u32 regnum, u16 data) if (ret) return ret; - return qca8k_busy_wait(priv, QCA8K_MDIO_MASTER_CTRL, - QCA8K_MDIO_MASTER_BUSY); + ret = qca8k_busy_wait(priv, QCA8K_MDIO_MASTER_CTRL, + QCA8K_MDIO_MASTER_BUSY); + + /* even if the busy_wait timeouts try to clear the MASTER_EN */ + qca8k_reg_clear(priv, QCA8K_MDIO_MASTER_CTRL, + QCA8K_MDIO_MASTER_EN); + + return ret; } static int @@ -685,6 +691,10 @@ qca8k_mdio_read(struct qca8k_priv *priv, int port, u32 regnum) val &= QCA8K_MDIO_MASTER_DATA_MASK; + /* even if the busy_wait timeouts try to clear the MASTER_EN */ + qca8k_reg_clear(priv, QCA8K_MDIO_MASTER_CTRL, + QCA8K_MDIO_MASTER_EN); + return val; } |