crypto: hisilicon/sec - only HW V2 needs to change the BD err detection

mainline inclusion
from mainline-master
commit bffa1fc0
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5MK7S
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bffa1fc06589

----------------------------------------------------------------------

The base register address of V2 and V3 are different. HW V3 not needs
to change the BD err detection.
Signed-off-by: NKai Ye <yekai13@huawei.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NJiangshui Yang <yangjiangshui@h-partners.com>
Reviewed-by: NXiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

drivers/crypto/hisilicon/sec2/sec_main.c

@@ -508,16 +508,17 @@ static int sec_engine_init(struct hisi_qm *qm)
 
 	writel(SEC_SAA_ENABLE, qm->io_base + SEC_SAA_EN_REG);
 
-	/* HW V2 enable sm4 extra mode, as ctr/ecb */
-	if (qm->ver < QM_HW_V3)
+	if (qm->ver < QM_HW_V3) {
+		/* HW V2 enable sm4 extra mode, as ctr/ecb */
 		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);
-	writel_relaxed(SEC_BD_ERR_CHK_EN3,
-		       qm->io_base + SEC_BD_ERR_CHK_EN_REG3);
+		/* HW V2 enable sm4 xts mode multiple iv */
+		writel_relaxed(SEC_BD_ERR_CHK_EN1,
+			       qm->io_base + SEC_BD_ERR_CHK_EN_REG1);
+		writel_relaxed(SEC_BD_ERR_CHK_EN3,
+			       qm->io_base + SEC_BD_ERR_CHK_EN_REG3);
+	}
 
 	/* config endian */
 	sec_set_endian(qm);