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Subject[PATCH rdma-next 5/8] IB/IPoIB: Skip device which doesn't have InfiniBand port
Date
From: Parav Pandit <parav@nvidia.com>

Skip RDMA device which doesn't have InfiniBand ports using newly
introduced client_supported() callback.

Signed-off-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
---
drivers/infiniband/ulp/ipoib/ipoib_main.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 8f769ebaacc6..b02c10dea242 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -93,6 +93,7 @@ static struct net_device *ipoib_get_net_dev_by_params(
struct ib_device *dev, u32 port, u16 pkey,
const union ib_gid *gid, const struct sockaddr *addr,
void *client_data);
+static bool ipoib_client_supported(struct ib_device *device);
static int ipoib_set_mac(struct net_device *dev, void *addr);
static int ipoib_ioctl(struct net_device *dev, struct ifreq *ifr,
int cmd);
@@ -102,6 +103,7 @@ static struct ib_client ipoib_client = {
.add = ipoib_add_one,
.remove = ipoib_remove_one,
.get_net_dev_by_params = ipoib_get_net_dev_by_params,
+ .is_supported = ipoib_client_supported,
};

#ifdef CONFIG_INFINIBAND_IPOIB_DEBUG
@@ -2530,6 +2532,17 @@ static struct net_device *ipoib_add_port(const char *format,
return ERR_PTR(-ENOMEM);
}

+static bool ipoib_client_supported(struct ib_device *device)
+{
+ u32 i;
+
+ rdma_for_each_port(device, i) {
+ if (rdma_protocol_ib(device, i))
+ return true;
+ }
+ return false;
+}
+
static int ipoib_add_one(struct ib_device *device)
{
struct list_head *dev_list;
--
2.30.2
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