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

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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: Kai Ye <yekai13@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Kai Ye 2021-05-21 18:02:44 +08:00 committed by Herbert Xu
parent dc11803409
commit 0dbcf1a24e
1 changed files with 8 additions and 8 deletions
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16
drivers/crypto/hisilicon/qm.c
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@ -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);
}