RDMA/irdma: Report RNR NAK generation in device caps

Report RNR NAK generation when device capabilities are queried

Fixes: b48c24c ("RDMA/irdma: Implement device supported verb APIs")
Signed-off-by: Sindhu-Devale <[email protected]>
Signed-off-by: Shiraz Saleem <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Leon Romanovsky <[email protected]>

Author: Sindhu-Devale

drivers/infiniband/hw/irdma/verbs.c

@@ -46,8 +46,11 @@ static int irdma_query_device(struct ib_device *ibdev,
 	props->max_sge_rd = hw_attrs->uk_attrs.max_hw_read_sges;
 	props->max_qp_rd_atom = hw_attrs->max_hw_ird;
 	props->max_qp_init_rd_atom = hw_attrs->max_hw_ord;
-	if (rdma_protocol_roce(ibdev, 1))
+	if (rdma_protocol_roce(ibdev, 1)) {
+		props->device_cap_flags |= IB_DEVICE_RC_RNR_NAK_GEN;
 		props->max_pkeys = IRDMA_PKEY_TBL_SZ;
+	}
+
 	props->max_ah = rf->max_ah;
 	props->max_mcast_grp = rf->max_mcg;
 	props->max_mcast_qp_attach = IRDMA_MAX_MGS_PER_CTX;