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Subject[PATCH net-next v2 4/9] staging: fsl-dpaa2: ethsw: Handle PORT_PRE_BRIDGE_FLAGS
Date
In preparation for removing SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT,
handle the SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS attribute and check
that the bridge port flags being configured are supported.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
drivers/staging/fsl-dpaa2/ethsw/ethsw.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/drivers/staging/fsl-dpaa2/ethsw/ethsw.c b/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
index 1b3943b71254..640fd6834be1 100644
--- a/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
+++ b/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
@@ -666,6 +666,19 @@ static int port_attr_stp_state_set(struct net_device *netdev,
return ethsw_port_set_stp_state(port_priv, state);
}

+static int port_attr_br_flags_pre_set(struct net_device *netdev,
+ struct switchdev_trans *trans,
+ unsigned long flags)
+{
+ if (switchdev_trans_ph_prepare(trans))
+ return 0;
+
+ if (flags & ~(BR_LEARNING | BR_FLOOD))
+ return -EINVAL;
+
+ return 0;
+}
+
static int port_attr_br_flags_set(struct net_device *netdev,
struct switchdev_trans *trans,
unsigned long flags)
@@ -698,6 +711,10 @@ static int swdev_port_attr_set(struct net_device *netdev,
err = port_attr_stp_state_set(netdev, trans,
attr->u.stp_state);
break;
+ case SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS:
+ err = port_attr_br_flags_pre_set(netdev, trans,
+ attr->u.brport_flags);
+ break;
case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
err = port_attr_br_flags_set(netdev, trans,
attr->u.brport_flags);
--
2.17.1
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