RDMA/cxgb3: Report correct port state and MTU
Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
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@ -40,6 +40,7 @@
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#include <linux/spinlock.h>
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#include <linux/ethtool.h>
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#include <linux/rtnetlink.h>
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#include <linux/inetdevice.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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@ -1152,12 +1153,39 @@ static int iwch_query_device(struct ib_device *ibdev,
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static int iwch_query_port(struct ib_device *ibdev,
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u8 port, struct ib_port_attr *props)
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{
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struct iwch_dev *dev;
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struct net_device *netdev;
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struct in_device *inetdev;
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PDBG("%s ibdev %p\n", __func__, ibdev);
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dev = to_iwch_dev(ibdev);
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netdev = dev->rdev.port_info.lldevs[port-1];
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memset(props, 0, sizeof(struct ib_port_attr));
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props->max_mtu = IB_MTU_4096;
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props->active_mtu = IB_MTU_2048;
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props->state = IB_PORT_ACTIVE;
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if (netdev->mtu >= 4096)
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props->active_mtu = IB_MTU_4096;
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else if (netdev->mtu >= 2048)
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props->active_mtu = IB_MTU_2048;
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else if (netdev->mtu >= 1024)
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props->active_mtu = IB_MTU_1024;
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else if (netdev->mtu >= 512)
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props->active_mtu = IB_MTU_512;
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else
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props->active_mtu = IB_MTU_256;
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if (!netif_carrier_ok(netdev))
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props->state = IB_PORT_DOWN;
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else {
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inetdev = in_dev_get(netdev);
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if (inetdev->ifa_list)
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props->state = IB_PORT_ACTIVE;
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else
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props->state = IB_PORT_INIT;
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in_dev_put(inetdev);
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}
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props->port_cap_flags =
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IB_PORT_CM_SUP |
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IB_PORT_SNMP_TUNNEL_SUP |
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