2021-02-04 09:10:36

by Hui Tang

Subject: [PATCH] crypto: hisilicon/hpre - enable Elliptic curve cryptography

Enable x25519/x448/ecdh/ecdsa/sm2 algorithm on Kunpeng 930.

Signed-off-by: Hui Tang <[email protected]>
---
drivers/crypto/hisilicon/hpre/hpre_main.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
index 67f1fca..db170fc 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_main.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_main.c
@@ -30,6 +30,8 @@
#define HPRE_BD_ARUSR_CFG 0x301030
#define HPRE_BD_AWUSR_CFG 0x301034
#define HPRE_TYPES_ENB 0x301038
+#define HPRE_RSA_ENB BIT(0)
+#define HPRE_ECC_ENB BIT(1)
#define HPRE_DATA_RUSER_CFG 0x30103c
#define HPRE_DATA_WUSER_CFG 0x301040
#define HPRE_INT_MASK 0x301400
@@ -348,7 +350,12 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
val |= BIT(HPRE_TIMEOUT_ABNML_BIT);
writel_relaxed(val, HPRE_ADDR(qm, HPRE_QM_ABNML_INT_MASK));

- writel(0x1, HPRE_ADDR(qm, HPRE_TYPES_ENB));
+ if (qm->ver >= QM_HW_V3)
+ writel(HPRE_RSA_ENB | HPRE_ECC_ENB,
+ HPRE_ADDR(qm, HPRE_TYPES_ENB));
+ else
+ writel(HPRE_RSA_ENB, HPRE_ADDR(qm, HPRE_TYPES_ENB));
+
writel(HPRE_QM_VFG_AX_MASK, HPRE_ADDR(qm, HPRE_VFG_AXCACHE));
writel(0x0, HPRE_ADDR(qm, HPRE_BD_ENDIAN));
writel(0x0, HPRE_ADDR(qm, HPRE_INT_MASK));
--
2.8.1

2021-02-10 08:39:15

by Herbert Xu

Subject: Re: [PATCH] crypto: hisilicon/hpre - enable Elliptic curve cryptography

On Thu, Feb 04, 2021 at 05:00:24PM +0800, Hui Tang wrote:
> Enable x25519/x448/ecdh/ecdsa/sm2 algorithm on Kunpeng 930.
>
> Signed-off-by: Hui Tang <[email protected]>
> ---
> drivers/crypto/hisilicon/hpre/hpre_main.c | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)

Patch applied. Thanks.
--
Email: Herbert Xu <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt