IB/hns: Remove parameters of resize cq

In old version of RoCE, it doesn't support to resize cq.
So, we remove parameters related to resize cq.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Dongdong Huang(Donald) <hdd.huang@huawei.com>
Reviewed-by: Wei Hu <xavier.huwei@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/hns/hns_roce_cq.c

@@ -299,10 +299,7 @@ struct ib_cq *hns_roce_ib_create_cq(struct ib_device *ib_dev,
 
 	cq_entries = roundup_pow_of_two((unsigned int)cq_entries);
 	hr_cq->ib_cq.cqe = cq_entries - 1;
-	mutex_init(&hr_cq->resize_mutex);
 	spin_lock_init(&hr_cq->lock);
-	hr_cq->hr_resize_buf = NULL;
-	hr_cq->resize_umem = NULL;
 
 	if (context) {
 		if (ib_copy_from_udata(&ucmd, udata, sizeof(ucmd))) {

drivers/infiniband/hw/hns/hns_roce_device.h

@@ -284,20 +284,11 @@ struct hns_roce_cq_buf {
 	struct hns_roce_mtt hr_mtt;
 };
 
-struct hns_roce_cq_resize {
-	struct hns_roce_cq_buf	hr_buf;
-	int			cqe;
-};
-
 struct hns_roce_cq {
 	struct ib_cq			ib_cq;
 	struct hns_roce_cq_buf		hr_buf;
-	/* pointer to store information after resize*/
-	struct hns_roce_cq_resize	*hr_resize_buf;
 	spinlock_t			lock;
-	struct mutex			resize_mutex;
 	struct ib_umem			*umem;
-	struct ib_umem			*resize_umem;
 	void (*comp)(struct hns_roce_cq *);
 	void (*event)(struct hns_roce_cq *, enum hns_roce_event);