diff options
Diffstat (limited to 'drivers/net/dsa/b53/b53_common.c')
| -rw-r--r-- | drivers/net/dsa/b53/b53_common.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 8cf4801994e8..ca7f3b005a29 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -326,6 +326,7 @@ static void b53_get_vlan_entry(struct b53_device *dev, u16 vid, static void b53_set_forwarding(struct b53_device *dev, int enable) { + struct dsa_switch *ds = dev->ds; u8 mgmt; b53_read8(dev, B53_CTRL_PAGE, B53_SWITCH_MODE, &mgmt); @@ -336,6 +337,15 @@ static void b53_set_forwarding(struct b53_device *dev, int enable) mgmt &= ~SM_SW_FWD_EN; b53_write8(dev, B53_CTRL_PAGE, B53_SWITCH_MODE, mgmt); + + /* Include IMP port in dumb forwarding mode when no tagging protocol is + * set + */ + if (ds->ops->get_tag_protocol(ds) == DSA_TAG_PROTO_NONE) { + b53_read8(dev, B53_CTRL_PAGE, B53_SWITCH_CTRL, &mgmt); + mgmt |= B53_MII_DUMB_FWDG_EN; + b53_write8(dev, B53_CTRL_PAGE, B53_SWITCH_CTRL, mgmt); + } } static void b53_enable_vlan(struct b53_device *dev, bool enable) |