Commit 0dbcf1a2 authored by Kai Ye's avatar Kai Ye Committed by Herbert Xu
Browse files

crypto: hisilicon/qm - fix the process of VF's list adding 



If Kunpeng 920 enabled the sva mode, the "qm alg register" process will
return directly. So the list of VF wasn't added to QM list.

Signed-off-by: default avatarKai Ye <yekai13@huawei.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent dc118034

drivers/crypto/hisilicon/qm.c

+8 −8
Original line number Diff line number Diff line
@@ -4256,17 +4256,17 @@ int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list) 
	int flag = 0;

	int ret = 0;



	if (qm->ver <= QM_HW_V2 && qm->use_sva) {

		dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n");

		return 0;

	}



	mutex_lock(&qm_list->lock);

	if (list_empty(&qm_list->list))

		flag = 1;

	list_add_tail(&qm->list, &qm_list->list);

	mutex_unlock(&qm_list->lock);



	if (qm->ver <= QM_HW_V2 && qm->use_sva) {

		dev_info(dev, "HW V2 not both use uacce sva mode and hardware crypto algs.\n");

		return 0;

	}



	if (flag) {

		ret = qm_list->register_to_crypto(qm);

		if (ret) {
@@ -4291,13 +4291,13 @@ EXPORT_SYMBOL_GPL(hisi_qm_alg_register); 
 */

void hisi_qm_alg_unregister(struct hisi_qm *qm, struct hisi_qm_list *qm_list)

{

	if (qm->ver <= QM_HW_V2 && qm->use_sva)

		return;



	mutex_lock(&qm_list->lock);

	list_del(&qm->list);

	mutex_unlock(&qm_list->lock);



	if (qm->ver <= QM_HW_V2 && qm->use_sva)

		return;



	if (list_empty(&qm_list->list))

		qm_list->unregister_from_crypto(qm);

}