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Message-ID: <1621249800-11582-2-git-send-email-yekai13@huawei.com>
Date: Mon, 17 May 2021 19:09:59 +0800
From: Kai Ye <yekai13@...wei.com>
To: <herbert@...dor.apana.org.au>
CC: <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<wangzhou1@...ilicon.com>, <yekai13@...wei.com>
Subject: [PATCH 1/2] crypto: hisilicon/sec - add new type of SQE
Add new type of sqe for Kunpeng930, which is the next generation
of SEC accelerator hardware. The hardware adds a new SQE data
structure.
Signed-off-by: Sihang Chen <chensihang1@...ilicon.com>
Signed-off-by: Kai Ye <yekai13@...wei.com>
---
drivers/crypto/hisilicon/sec2/sec.h | 5 +-
drivers/crypto/hisilicon/sec2/sec_crypto.h | 174 +++++++++++++++++++++++++++++
2 files changed, 178 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/hisilicon/sec2/sec.h b/drivers/crypto/hisilicon/sec2/sec.h
index dfdce2f..28679cf 100644
--- a/drivers/crypto/hisilicon/sec2/sec.h
+++ b/drivers/crypto/hisilicon/sec2/sec.h
@@ -38,7 +38,10 @@ struct sec_aead_req {
/* SEC request of Crypto */
struct sec_req {
- struct sec_sqe sec_sqe;
+ union {
+ struct sec_sqe sec_sqe;
+ struct sec_sqe3 sec_sqe3;
+ };
struct sec_ctx *ctx;
struct sec_qp_ctx *qp_ctx;
diff --git a/drivers/crypto/hisilicon/sec2/sec_crypto.h b/drivers/crypto/hisilicon/sec2/sec_crypto.h
index 9c78eda..3b64e17 100644
--- a/drivers/crypto/hisilicon/sec2/sec_crypto.h
+++ b/drivers/crypto/hisilicon/sec2/sec_crypto.h
@@ -44,6 +44,7 @@ enum sec_ckey_type {
enum sec_bd_type {
SEC_BD_TYPE1 = 0x1,
SEC_BD_TYPE2 = 0x2,
+ SEC_BD_TYPE3 = 0x3,
};
enum sec_auth {
@@ -63,6 +64,16 @@ enum sec_addr_type {
SEC_PRP = 0x2,
};
+enum {
+ AUTHPAD_PAD,
+ AUTHPAD_NOPAD,
+};
+
+enum {
+ AIGEN_GEN,
+ AIGEN_NOGEN,
+};
+
struct sec_sqe_type2 {
/*
* mac_len: 0~4 bits
@@ -209,6 +220,169 @@ struct sec_sqe {
struct sec_sqe_type2 type2;
};
+struct bd3_auth_ivin {
+ __le64 a_ivin_addr;
+ __le32 rsvd0;
+ __le32 rsvd1;
+} __packed __aligned(4);
+
+struct bd3_skip_data {
+ __le32 rsvd0;
+
+ /*
+ * gran_num: 0~15 bits
+ * reserved: 16~31 bits
+ */
+ __le32 gran_num;
+
+ /*
+ * src_skip_data_len: 0~24 bits
+ * reserved: 25~31 bits
+ */
+ __le32 src_skip_data_len;
+
+ /*
+ * dst_skip_data_len: 0~24 bits
+ * reserved: 25~31 bits
+ */
+ __le32 dst_skip_data_len;
+};
+
+struct bd3_stream_scene {
+ __le64 c_ivin_addr;
+ __le64 long_a_data_len;
+
+ /*
+ * auth_pad: 0~1 bits
+ * stream_protocol: 2~4 bits
+ * reserved: 5~7 bits
+ */
+ __u8 stream_auth_pad;
+ __u8 plaintext_type;
+ __le16 pad_len_1p3;
+} __packed __aligned(4);
+
+struct bd3_no_scene {
+ __le64 c_ivin_addr;
+ __le32 rsvd0;
+ __le32 rsvd1;
+ __le32 rsvd2;
+} __packed __aligned(4);
+
+struct bd3_check_sum {
+ __u8 rsvd0;
+ __u8 hac_sva_status;
+ __le16 check_sum_i;
+};
+
+struct bd3_tls_type_back {
+ __u8 tls_1p3_type_back;
+ __u8 hac_sva_status;
+ __le16 pad_len_1p3_back;
+};
+
+struct sec_sqe3 {
+ /*
+ * type: 0~3 bit
+ * bd_invalid: 4 bit
+ * scene: 5~8 bit
+ * de: 9~10 bit
+ * src_addr_type: 11~13 bit
+ * dst_addr_type: 14~16 bit
+ * mac_addr_type: 17~19 bit
+ * reserved: 20~31 bits
+ */
+ __le32 bd_param;
+
+ /*
+ * cipher: 0~1 bits
+ * ci_gen: 2~3 bit
+ * c_icv_len: 4~9 bit
+ * c_width: 10~12 bits
+ * c_key_len: 13~15 bits
+ */
+ __le16 c_icv_key;
+
+ /*
+ * c_mode : 0~3 bits
+ * c_alg : 4~7 bits
+ */
+ __u8 c_mode_alg;
+
+ /*
+ * nonce_len : 0~3 bits
+ * huk : 4 bits
+ * cal_iv_addr_en : 5 bits
+ * seq : 6 bits
+ * reserved : 7 bits
+ */
+ __u8 huk_iv_seq;
+
+ __le64 tag;
+ __le64 data_src_addr;
+ __le64 a_key_addr;
+ union {
+ struct bd3_auth_ivin auth_ivin;
+ struct bd3_skip_data skip_data;
+ };
+
+ __le64 c_key_addr;
+
+ /*
+ * auth: 0~1 bits
+ * ai_gen: 2~3 bits
+ * mac_len: 4~8 bits
+ * akey_len: 9~14 bits
+ * a_alg: 15~20 bits
+ * key_sel: 21~24 bits
+ * updata_key: 25 bits
+ * reserved: 26~31 bits
+ */
+ __le32 auth_mac_key;
+ __le32 salt;
+ __le16 auth_src_offset;
+ __le16 cipher_src_offset;
+
+ /*
+ * auth_len: 0~23 bit
+ * auth_key_offset: 24~31 bits
+ */
+ __le32 a_len_key;
+
+ /*
+ * cipher_len: 0~23 bit
+ * auth_ivin_offset: 24~31 bits
+ */
+ __le32 c_len_ivin;
+ __le64 data_dst_addr;
+ __le64 mac_addr;
+ union {
+ struct bd3_stream_scene stream_scene;
+ struct bd3_no_scene no_scene;
+ };
+
+ /*
+ * done: 0 bit
+ * icv: 1~3 bit
+ * csc: 4~6 bit
+ * flag: 7~10 bit
+ * reserved: 11~15 bit
+ */
+ __le16 done_flag;
+ __u8 error_type;
+ __u8 warning_type;
+ union {
+ __le32 mac_i;
+ __le32 kek_key_addr_l;
+ };
+ union {
+ __le32 kek_key_addr_h;
+ struct bd3_check_sum check_sum;
+ struct bd3_tls_type_back tls_type_back;
+ };
+ __le32 counter;
+} __packed __aligned(4);
+
int sec_register_to_crypto(struct hisi_qm *qm);
void sec_unregister_from_crypto(struct hisi_qm *qm);
#endif
--
2.8.1
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