diff options
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_hca.c')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_hca.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_hca.c b/drivers/infiniband/hw/ehca/ehca_hca.c index b310de5c94a..bbd3c6a5822 100644 --- a/drivers/infiniband/hw/ehca/ehca_hca.c +++ b/drivers/infiniband/hw/ehca/ehca_hca.c @@ -193,6 +193,40 @@ query_port1: return ret; } +int ehca_query_sma_attr(struct ehca_shca *shca, + u8 port, struct ehca_sma_attr *attr) +{ + int ret = 0; + struct hipz_query_port *rblock; + + rblock = ehca_alloc_fw_ctrlblock(GFP_ATOMIC); + if (!rblock) { + ehca_err(&shca->ib_device, "Can't allocate rblock memory."); + return -ENOMEM; + } + + if (hipz_h_query_port(shca->ipz_hca_handle, port, rblock) != H_SUCCESS) { + ehca_err(&shca->ib_device, "Can't query port properties"); + ret = -EINVAL; + goto query_sma_attr1; + } + + memset(attr, 0, sizeof(struct ehca_sma_attr)); + + attr->lid = rblock->lid; + attr->lmc = rblock->lmc; + attr->sm_sl = rblock->sm_sl; + attr->sm_lid = rblock->sm_lid; + + attr->pkey_tbl_len = rblock->pkey_tbl_len; + memcpy(attr->pkeys, rblock->pkey_entries, sizeof(attr->pkeys)); + +query_sma_attr1: + ehca_free_fw_ctrlblock(rblock); + + return ret; +} + int ehca_query_pkey(struct ib_device *ibdev, u8 port, u16 index, u16 *pkey) { int ret = 0; |