diff options
| author | Robert Walsh <robert.walsh@qlogic.com> | 2007-06-18 14:24:35 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-07-09 20:12:25 -0700 |
| commit | e7340f04426416a6655ffaead4651bfb9e1b0848 (patch) | |
| tree | 1ce7d3c405bc9e4ea69871e40504b057eeb30e66 /drivers/infiniband/hw/ipath/ipath_verbs.c | |
| parent | 380bf5d38f3cc2799ed2fae554f7af1c4b0ed35b (diff) | |
IB/ipath: Fix maximum MTU reporting
Although our chip supports 4K MTUs, our driver doesn't yet support
this feature, so limit the maximum MTU to 2K until we get support for
4K MTUs implemented.
Signed-off-by: Robert Walsh <robert.walsh@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_verbs.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_verbs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c index bb70845279b..980b64add32 100644 --- a/drivers/infiniband/hw/ipath/ipath_verbs.c +++ b/drivers/infiniband/hw/ipath/ipath_verbs.c @@ -1051,7 +1051,12 @@ static int ipath_query_port(struct ib_device *ibdev, props->max_vl_num = 1; /* VLCap = VL0 */ props->init_type_reply = 0; - props->max_mtu = IB_MTU_4096; + /* + * Note: the chips support a maximum MTU of 4096, but the driver + * hasn't implemented this feature yet, so set the maximum value + * to 2048. + */ + props->max_mtu = IB_MTU_2048; switch (dev->dd->ipath_ibmtu) { case 4096: mtu = IB_MTU_4096; |