diff options
| author |   Kai Ye <yekai13@huawei.com> | 2021-01-05 14:12:03 +0800 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2021-01-14 17:10:26 +1100 |
| commit | 0d61c3f1449a70fbf70f99648c4075b1e758be4d (patch) | |
| tree | ce0f056251324c92d8361cd39e353529203693c3 /drivers | |
| parent | crypto: bcm - Rename struct device_private to bcm_device_private (diff) | |
| download | linux-dev-0d61c3f1449a70fbf70f99648c4075b1e758be4d.tar.xz linux-dev-0d61c3f1449a70fbf70f99648c4075b1e758be4d.zip | |
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: Kai Ye <yekai13@huawei.com>
Reviewed-by: Zaibo Xu <xuzaibo@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/crypto/hisilicon/qm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index f21ccae0e8ea..10a04ab15570 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -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); |