Commit 0d61c3f1 authored by Kai Ye's avatar Kai Ye Committed by Herbert Xu
Browse files

crypto: hisilicon/qm - SVA bugfixed on Kunpeng920 



Kunpeng920 SEC/HPRE/ZIP cannot support running user space SVA and kernel
Crypto at the same time. Therefore, the algorithms should not be registered
to Crypto as user space SVA is enabled.

Signed-off-by: default avatarKai Ye <yekai13@huawei.com>
Reviewed-by: default avatarZaibo Xu <xuzaibo@huawei.com>
Reviewed-by: default avatarZhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent f7f2b43e

drivers/crypto/hisilicon/qm.c

+6 −0
Original line number Diff line number Diff line
@@ -4004,6 +4004,9 @@ int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list) 
{

	int flag = 0;

	int ret = 0;

	/* HW V2 not support both use uacce sva mode and hardware crypto algs */

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

		return 0;



	mutex_lock(&qm_list->lock);

	if (list_empty(&qm_list->list))
@@ -4035,6 +4038,9 @@ 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);