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authorchenglang <chenglang@huawei.com>2019-06-24 14:47:46 +0300
committerJason Gunthorpe <jgg@mellanox.com>2019-07-05 18:02:00 +0300
commit21b97f538765996ac76b3a99adf371d0da5450f9 (patch)
tree9232c86b5ea07a1bff6067421374c24def8e1b4d /drivers/infiniband
parent6fafe560ee4ddb79b1c9d6c168d4f2e7eef2a037 (diff)
downloadlinux-21b97f538765996ac76b3a99adf371d0da5450f9.tar.xz
RDMA/hns: Fixup qp release bug
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 Signed-off-by: Lang Cheng <chenglang@huawei.com> Signed-off-by: Lijun Ou <oulijun@huawei.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_hw_v1.c1
-rw-r--r--drivers/infiniband/hw/hns/hns_roce_qp.c8
2 files changed, 3 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index 998431c39b8d..2189e528d32d 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -1559,6 +1559,7 @@ 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++)
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index 4f693cded74e..e7bbd6d967cb 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -263,7 +263,7 @@ 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);
@@ -1226,11 +1226,7 @@ int hns_roce_init_qp_table(struct hns_roce_dev *hr_dev)
mutex_init(&qp_table->scc_mutex);
xa_init(&hr_dev->qp_table_xa);
- /* In hw v1, a port include two SQP, six ports total 12 */
- if (hr_dev->caps.max_sq_sg <= 2)
- 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,