From f8a2652826444d13181061840b96a5d975d5b6c6 Mon Sep 17 00:00:00 2001 From: Kai Ye Date: Fri, 11 Feb 2022 17:08:18 +0800 Subject: [PATCH] crypto: hisilicon/sec - not need to enable sm4 extra mode at HW V3 It is not need to enable sm4 extra mode in at HW V3. Here is fix it. Signed-off-by: Kai Ye Signed-off-by: Herbert Xu --- drivers/crypto/hisilicon/sec2/sec_main.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c index 45d2b27da9ad..0b9906ff69e3 100644 --- a/drivers/crypto/hisilicon/sec2/sec_main.c +++ b/drivers/crypto/hisilicon/sec2/sec_main.c @@ -472,9 +472,11 @@ static int sec_engine_init(struct hisi_qm *qm) writel(SEC_SAA_ENABLE, qm->io_base + SEC_SAA_EN_REG); - /* Enable sm4 extra mode, as ctr/ecb */ - writel_relaxed(SEC_BD_ERR_CHK_EN0, - qm->io_base + SEC_BD_ERR_CHK_EN_REG0); + /* HW V2 enable sm4 extra mode, as ctr/ecb */ + if (qm->ver < QM_HW_V3) + writel_relaxed(SEC_BD_ERR_CHK_EN0, + qm->io_base + SEC_BD_ERR_CHK_EN_REG0); + /* Enable sm4 xts mode multiple iv */ writel_relaxed(SEC_BD_ERR_CHK_EN1, qm->io_base + SEC_BD_ERR_CHK_EN_REG1); -- GitLab