RDMA/hns: Fixup qp release bug

driver inclusion
category: bugfix
bugzilla: NA
CVE: NA

Hip06 reserve 12 qps, Hip08 reserve 8 qps.
When the QP is released, the chip model is not judged,
and the Hip08 cannot release the qpn 8~12.

Feature or Bugfix:Bugfix
Signed-off-by: NLang Cheng <chenglang@huawei.com>
Reviewed-by: Nliuyixian <liuyixian@huawei.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

@@ -1606,6 +1606,7 @@ static int hns_roce_v1_profile(struct hns_roce_dev *hr_dev)
 	caps->reserved_mrws	= 1;
 	caps->reserved_uars	= 0;
 	caps->reserved_cqs	= 0;
+	caps->reserved_qps      = 12; /* 2 SQP per port, six ports total 12 */
 	caps->chunk_sz		= HNS_ROCE_V1_TABLE_CHUNK_SIZE;
 
 	for (i = 0; i < caps->num_ports; i++)

drivers/infiniband/hw/hns/hns_roce_qp.c

@@ -328,7 +328,7 @@ void hns_roce_release_range_qp(struct hns_roce_dev *hr_dev, int base_qpn,
 {
 	struct hns_roce_qp_table *qp_table = &hr_dev->qp_table;
 
-	if (base_qpn < SQP_NUM)
+	if (base_qpn < hr_dev->caps.reserved_qps)
 		return;
 
 	hns_roce_bitmap_free_range(&qp_table->bitmap, base_qpn, cnt, BITMAP_RR);
@@ -1405,11 +1405,7 @@ int hns_roce_init_qp_table(struct hns_roce_dev *hr_dev)
 	spin_lock_init(&qp_table->lock);
 	INIT_RADIX_TREE(&hr_dev->qp_table_tree, GFP_ATOMIC);
 
-	/* In hw v1, a port include two SQP, six ports total 12 */
-	if (hr_dev->caps.max_sq_sg <= HNS_ROCE_MAX_SGE_NUM)
-		reserved_from_bot = SQP_NUM;
-	else
-		reserved_from_bot = hr_dev->caps.reserved_qps;
+	reserved_from_bot = hr_dev->caps.reserved_qps;
 
 	ret = hns_roce_bitmap_init(&qp_table->bitmap, hr_dev->caps.num_qps,
 				   hr_dev->caps.num_qps - 1, reserved_from_bot,