cq_context->cqc_byte_32 = cpu_to_le32(cq_context->cqc_byte_32);
}
+static int hns_roce_v1_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period)
+{
+ return -EOPNOTSUPP;
+}
+
static int hns_roce_v1_req_notify_cq(struct ib_cq *ibcq,
enum ib_cq_notify_flags flags)
{
.set_mtu = hns_roce_v1_set_mtu,
.write_mtpt = hns_roce_v1_write_mtpt,
.write_cqc = hns_roce_v1_write_cqc,
+ .modify_cq = hns_roce_v1_modify_cq,
.clear_hem = hns_roce_v1_clear_hem,
.modify_qp = hns_roce_v1_modify_qp,
.query_qp = hns_roce_v1_query_qp,
return 0;
}
+static int hns_roce_v2_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period)
+{
+ struct hns_roce_dev *hr_dev = to_hr_dev(cq->device);
+ struct hns_roce_v2_cq_context *cq_context;
+ struct hns_roce_cq *hr_cq = to_hr_cq(cq);
+ struct hns_roce_v2_cq_context *cqc_mask;
+ struct hns_roce_cmd_mailbox *mailbox;
+ int ret;
+
+ mailbox = hns_roce_alloc_cmd_mailbox(hr_dev);
+ if (IS_ERR(mailbox))
+ return PTR_ERR(mailbox);
+
+ cq_context = mailbox->buf;
+ cqc_mask = (struct hns_roce_v2_cq_context *)mailbox->buf + 1;
+
+ memset(cqc_mask, 0xff, sizeof(*cqc_mask));
+
+ roce_set_field(cq_context->byte_56_cqe_period_maxcnt,
+ V2_CQC_BYTE_56_CQ_MAX_CNT_M, V2_CQC_BYTE_56_CQ_MAX_CNT_S,
+ cq_count);
+ roce_set_field(cqc_mask->byte_56_cqe_period_maxcnt,
+ V2_CQC_BYTE_56_CQ_MAX_CNT_M, V2_CQC_BYTE_56_CQ_MAX_CNT_S,
+ 0);
+ roce_set_field(cq_context->byte_56_cqe_period_maxcnt,
+ V2_CQC_BYTE_56_CQ_PERIOD_M, V2_CQC_BYTE_56_CQ_PERIOD_S,
+ cq_period);
+ roce_set_field(cqc_mask->byte_56_cqe_period_maxcnt,
+ V2_CQC_BYTE_56_CQ_PERIOD_M, V2_CQC_BYTE_56_CQ_PERIOD_S,
+ 0);
+
+ ret = hns_roce_cmd_mbox(hr_dev, mailbox->dma, 0, hr_cq->cqn, 1,
+ HNS_ROCE_CMD_MODIFY_CQC,
+ HNS_ROCE_CMD_TIMEOUT_MSECS);
+ hns_roce_free_cmd_mailbox(hr_dev, mailbox);
+ if (ret)
+ dev_err(hr_dev->dev, "MODIFY CQ Failed to cmd mailbox.\n");
+
+ return ret;
+}
+
static const struct hns_roce_hw hns_roce_hw_v2 = {
.cmq_init = hns_roce_v2_cmq_init,
.cmq_exit = hns_roce_v2_cmq_exit,
.modify_qp = hns_roce_v2_modify_qp,
.query_qp = hns_roce_v2_query_qp,
.destroy_qp = hns_roce_v2_destroy_qp,
+ .modify_cq = hns_roce_v2_modify_cq,
.post_send = hns_roce_v2_post_send,
.post_recv = hns_roce_v2_post_recv,
.req_notify_cq = hns_roce_v2_req_notify_cq,