Thread (37 messages) 37 messages, 3 authors, 2015-05-11

Re: [PATCH net-next v6 10/23] switchdev: add bridge port flags attr

From: Jiri Pirko <jiri@resnulli.us>
Date: 2015-05-09 18:47:59

Sat, May 09, 2015 at 07:40:12PM CEST, sfeldma@gmail.com wrote:
From: Scott Feldman <redacted>

rocker: use switchdev get/set attr for bridge port flags

Signed-off-by: Scott Feldman <redacted>
Acked-by: Jiri Pirko <jiri@resnulli.us>

quoted hunk ↗ jump to hunk
---
drivers/net/ethernet/rocker/rocker.c |   24 ++++++++++++++++++++++++
include/net/switchdev.h              |    2 ++
2 files changed, 26 insertions(+)
diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c
index 048d4b7..f9281ea 100644
--- a/drivers/net/ethernet/rocker/rocker.c
+++ b/drivers/net/ethernet/rocker/rocker.c
@@ -4346,6 +4346,9 @@ static int rocker_port_attr_get(struct net_device *dev,
		attr->ppid.id_len = sizeof(rocker->hw.id);
		memcpy(&attr->ppid.id, &rocker->hw.id, attr->ppid.id_len);
		break;
+	case SWITCHDEV_ATTR_PORT_BRIDGE_FLAGS:
+		attr->brport_flags = rocker_port->brport_flags;
+		break;
	default:
		return -EOPNOTSUPP;
	}
@@ -4363,6 +4366,23 @@ static void rocker_port_trans_abort(struct rocker_port *rocker_port)
	}
}

+static int rocker_port_brport_flags_set(struct rocker_port *rocker_port,
+					unsigned long brport_flags)
+{
+	unsigned long orig_flags;
+	int err = 0;
+
+	orig_flags = rocker_port->brport_flags;
+	rocker_port->brport_flags = brport_flags;
+	if ((orig_flags ^ rocker_port->brport_flags) & BR_LEARNING)
+		err = rocker_port_set_learning(rocker_port);
+
+	if (rocker_port->trans == SWITCHDEV_TRANS_PREPARE)
+		rocker_port->brport_flags = orig_flags;
+
+	return err;
+}
+
static int rocker_port_attr_set(struct net_device *dev,
				struct switchdev_attr *attr)
{
@@ -4386,6 +4406,10 @@ static int rocker_port_attr_set(struct net_device *dev,
	case SWITCHDEV_ATTR_PORT_STP_STATE:
		err = rocker_port_stp_update(rocker_port, attr->stp_state);
		break;
+	case SWITCHDEV_ATTR_PORT_BRIDGE_FLAGS:
+		err = rocker_port_brport_flags_set(rocker_port,
+						   attr->brport_flags);
+		break;
	default:
		err = -EOPNOTSUPP;
		break;
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index e598c2d..6cf6de1 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -27,6 +27,7 @@ enum switchdev_attr_id {
	SWITCHDEV_ATTR_UNDEFINED,
	SWITCHDEV_ATTR_PORT_PARENT_ID,
	SWITCHDEV_ATTR_PORT_STP_STATE,
+	SWITCHDEV_ATTR_PORT_BRIDGE_FLAGS,
};

struct switchdev_attr {
@@ -36,6 +37,7 @@ struct switchdev_attr {
	union {
		struct netdev_phys_item_id ppid;	/* PORT_PARENT_ID */
		u8 stp_state;				/* PORT_STP_STATE */
+		unsigned long brport_flags;		/* PORT_BRIDGE_FLAGS */
	};
};

-- 
1.7.10.4
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