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Select RoCEv2 by default in ibcore.

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MFC after:	1 week
Sponsored by:	Mellanox Technologies
This commit is contained in:
Hans Petter Selasky 2018-03-05 11:58:37 +00:00
parent 703ea406d5
commit 5b94bd8a69
1 changed files with 15 additions and 3 deletions
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18
sys/ofed/drivers/infiniband/core/ib_cma.c
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@ -4137,7 +4137,6 @@ static void cma_add_one(struct ib_device *device)
struct cma_device *cma_dev;
struct rdma_id_private *id_priv;
unsigned int i;
unsigned long supported_gids = 0;
cma_dev = kmalloc(sizeof *cma_dev, GFP_KERNEL);
if (!cma_dev)
@ -4154,10 +4153,23 @@ static void cma_add_one(struct ib_device *device)
return;
}
for (i = rdma_start_port(device); i <= rdma_end_port(device); i++) {
unsigned long supported_gids;
unsigned int default_gid_type;
supported_gids = roce_gid_type_mask_support(device, i);
WARN_ON(!supported_gids);
if (WARN_ON(!supported_gids)) {
/* set something valid */
default_gid_type = 0;
} else if (test_bit(IB_GID_TYPE_ROCE_UDP_ENCAP, &supported_gids)) {
/* prefer RoCEv2, if supported */
default_gid_type = IB_GID_TYPE_ROCE_UDP_ENCAP;
} else {
default_gid_type = find_first_bit(&supported_gids,
BITS_PER_LONG);
}
cma_dev->default_gid_type[i - rdma_start_port(device)] =
find_first_bit(&supported_gids, BITS_PER_LONG);
default_gid_type;
}
init_completion(&cma_dev->comp);