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Diffstat (limited to 'kernel/drivers/net/phy/mdio-bitbang.c')
-rw-r--r--kernel/drivers/net/phy/mdio-bitbang.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/drivers/net/phy/mdio-bitbang.c b/kernel/drivers/net/phy/mdio-bitbang.c
index daec9b05d..61a543c78 100644
--- a/kernel/drivers/net/phy/mdio-bitbang.c
+++ b/kernel/drivers/net/phy/mdio-bitbang.c
@@ -165,8 +165,11 @@ static int mdiobb_read(struct mii_bus *bus, int phy, int reg)
ctrl->ops->set_mdio_dir(ctrl, 0);
- /* check the turnaround bit: the PHY should be driving it to zero */
- if (mdiobb_get_bit(ctrl) != 0) {
+ /* check the turnaround bit: the PHY should be driving it to zero, if this
+ * PHY is listed in phy_ignore_ta_mask as having broken TA, skip that
+ */
+ if (mdiobb_get_bit(ctrl) != 0 &&
+ !(bus->phy_ignore_ta_mask & (1 << phy))) {
/* PHY didn't drive TA low -- flush any bits it
* may be trying to send.
*/