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author | Matan Barak <matanb@mellanox.com> | 2015-06-11 13:35:25 (GMT) |
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committer | Doug Ledford <dledford@redhat.com> | 2015-06-12 18:49:10 (GMT) |
commit | 2528e33e680921d95092f83c4a64046744f111b3 (patch) | |
tree | c1376e9e5370c13a8f1f47ed9e4ecc2188b133f1 /drivers/infiniband/hw/amso1100/c2_provider.c | |
parent | 24306dc66149020c59a07b64e2a325af59ee7d10 (diff) | |
download | linux-2528e33e680921d95092f83c4a64046744f111b3.tar.xz |
IB/core: Pass hardware specific data in query_device
Vendors should be able to pass vendor specific data to/from
user-space via query_device uverb. In order to do this,
we need to pass the vendors' specific udata.
Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/amso1100/c2_provider.c')
-rw-r--r-- | drivers/infiniband/hw/amso1100/c2_provider.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c index 8ea569f..adfcef0 100644 --- a/drivers/infiniband/hw/amso1100/c2_provider.c +++ b/drivers/infiniband/hw/amso1100/c2_provider.c @@ -63,13 +63,16 @@ #include "c2_provider.h" #include "c2_user.h" -static int c2_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int c2_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct c2_dev *c2dev = to_c2dev(ibdev); pr_debug("%s:%u\n", __func__, __LINE__); + if (uhw->inlen || uhw->outlen) + return -EINVAL; + *props = c2dev->props; return 0; } |