On Mon, Apr 20, 2015 at 10:41:38AM +0200, Michael Wang wrote:
>
> Introduce helper cap_ipoib() to help us check if the port of an
> IB device support IP over Infiniband.
>
> Cc: Hal Rosenstock <h...@dev.mellanox.co.il>
> Cc: Steve Wise <sw...@opengridcomputing.com>
> Cc: Tom Talpey <t...@talpey.com>
> Cc: Jason Gunthorpe <jguntho...@obsidianresearch.com>
> Cc: Doug Ledford <dledf...@redhat.com>
> Cc: Ira Weiny <ira.we...@intel.com>
> Cc: Sean Hefty <sean.he...@intel.com>
> Signed-off-by: Michael Wang <yun.w...@profitbricks.com>
Reviewed-by: Ira Weiny <ira.we...@intel.com>
> ---
> drivers/infiniband/ulp/ipoib/ipoib_main.c | 2 +-
> include/rdma/ib_verbs.h | 15 +++++++++++++++
> 2 files changed, 16 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c
> b/drivers/infiniband/ulp/ipoib/ipoib_main.c
> index 60b379d..a9812df 100644
> --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
> +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
> @@ -1671,7 +1671,7 @@ static void ipoib_add_one(struct ib_device *device)
> }
>
> for (p = s; p <= e; ++p) {
> - if (!rdma_tech_ib(device, p))
> + if (!cap_ipoib(device, p))
> continue;
> dev = ipoib_add_port("ib%d", device, p);
> if (!IS_ERR(dev)) {
> diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
> index 6e354df..d0ae08e 100644
> --- a/include/rdma/ib_verbs.h
> +++ b/include/rdma/ib_verbs.h
> @@ -1863,6 +1863,21 @@ static inline int cap_ib_mcast(struct ib_device
> *device, u8 port_num)
> return cap_ib_sa(device, port_num);
> }
>
> +/**
> + * cap_ipoib - Check if the port of device has the capability
> + * IP over Infiniband.
> + *
> + * @device: Device to be checked
> + * @port_num: Port number of the device
> + *
> + * Return 0 when port of the device don't support
> + * IP over Infiniband.
> + */
> +static inline int cap_ipoib(struct ib_device *device, u8 port_num)
> +{
> + return rdma_tech_ib(device, port_num);
> +}
> +
> int ib_query_gid(struct ib_device *device,
> u8 port_num, int index, union ib_gid *gid);
>
> --
> 2.1.0
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
