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path: root/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
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Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_ctrl.c')
-rw-r--r--drivers/infiniband/hw/i40iw/i40iw_ctrl.c25
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
index 392f78384a60..98923a8cf86d 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c
@@ -358,13 +358,16 @@ void i40iw_qp_add_qos(struct i40iw_sc_qp *qp)
* @dev: sc device struct
* @pd: sc pd ptr
* @pd_id: pd_id for allocated pd
+ * @abi_ver: ABI version from user context, -1 if not valid
*/
static void i40iw_sc_pd_init(struct i40iw_sc_dev *dev,
struct i40iw_sc_pd *pd,
- u16 pd_id)
+ u16 pd_id,
+ int abi_ver)
{
pd->size = sizeof(*pd);
pd->pd_id = pd_id;
+ pd->abi_ver = abi_ver;
pd->dev = dev;
}
@@ -2252,6 +2255,7 @@ static enum i40iw_status_code i40iw_sc_qp_init(struct i40iw_sc_qp *qp,
offset);
info->qp_uk_init_info.wqe_alloc_reg = wqe_alloc_reg;
+ info->qp_uk_init_info.abi_ver = qp->pd->abi_ver;
ret_code = i40iw_qp_uk_init(&qp->qp_uk, &info->qp_uk_init_info);
if (ret_code)
return ret_code;
@@ -2270,10 +2274,21 @@ static enum i40iw_status_code i40iw_sc_qp_init(struct i40iw_sc_qp *qp,
false);
i40iw_debug(qp->dev, I40IW_DEBUG_WQE, "%s: hw_sq_size[%04d] sq_ring.size[%04d]\n",
__func__, qp->hw_sq_size, qp->qp_uk.sq_ring.size);
- ret_code = i40iw_fragcnt_to_wqesize_rq(qp->qp_uk.max_rq_frag_cnt,
- &wqe_size);
- if (ret_code)
- return ret_code;
+
+ switch (qp->pd->abi_ver) {
+ case 4:
+ ret_code = i40iw_fragcnt_to_wqesize_rq(qp->qp_uk.max_rq_frag_cnt,
+ &wqe_size);
+ if (ret_code)
+ return ret_code;
+ break;
+ case 5: /* fallthrough until next ABI version */
+ default:
+ if (qp->qp_uk.max_rq_frag_cnt > I40IW_MAX_WQ_FRAGMENT_COUNT)
+ return I40IW_ERR_INVALID_FRAG_COUNT;
+ wqe_size = I40IW_MAX_WQE_SIZE_RQ;
+ break;
+ }
qp->hw_rq_size = i40iw_get_encoded_wqe_size(qp->qp_uk.rq_size *
(wqe_size / I40IW_QP_WQE_MIN_SIZE), false);
i40iw_debug(qp->dev, I40IW_DEBUG_WQE,