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Message-Id: <1512473970-6593-1-git-send-email-atul.gupta@chelsio.com>
Date: Tue, 5 Dec 2017 17:09:30 +0530
From: Atul Gupta <atul.gupta@...lsio.com>
To: herbert@...dor.apana.org.au, linux-crypto@...r.kernel.org
Cc: netdev@...r.kernel.org, davem@...emloft.net, davejwatson@...com,
ganeshgr@...lsio.com, harsh@...lsio.com
Subject: [crypto 2/8] chcr: changes to chcr driver
Define the Macro for TLS Key context
Signed-off-by: Atul Gupta <atul.gupta@...lsio.com>
---
drivers/crypto/chelsio/chcr_algo.h | 42 +++++++++++++++++++++++++++++
drivers/crypto/chelsio/chcr_core.h | 55 +++++++++++++++++++++++++++++++++++++-
include/uapi/linux/tls.h | 1 +
3 files changed, 97 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/chelsio/chcr_algo.h b/drivers/crypto/chelsio/chcr_algo.h
index d1673a5..f263cd4 100644
--- a/drivers/crypto/chelsio/chcr_algo.h
+++ b/drivers/crypto/chelsio/chcr_algo.h
@@ -86,6 +86,39 @@
KEY_CONTEXT_OPAD_PRESENT_M)
#define KEY_CONTEXT_OPAD_PRESENT_F KEY_CONTEXT_OPAD_PRESENT_V(1U)
+#define TLS_KEYCTX_RXFLIT_CNT_S 24
+#define TLS_KEYCTX_RXFLIT_CNT_V(x) ((x) << TLS_KEYCTX_RXFLIT_CNT_S)
+
+#define TLS_KEYCTX_RXPROT_VER_S 20
+#define TLS_KEYCTX_RXPROT_VER_M 0xf
+#define TLS_KEYCTX_RXPROT_VER_V(x) ((x) << TLS_KEYCTX_RXPROT_VER_S)
+
+#define TLS_KEYCTX_RXCIPH_MODE_S 16
+#define TLS_KEYCTX_RXCIPH_MODE_M 0xf
+#define TLS_KEYCTX_RXCIPH_MODE_V(x) ((x) << TLS_KEYCTX_RXCIPH_MODE_S)
+
+#define TLS_KEYCTX_RXAUTH_MODE_S 12
+#define TLS_KEYCTX_RXAUTH_MODE_M 0xf
+#define TLS_KEYCTX_RXAUTH_MODE_V(x) ((x) << TLS_KEYCTX_RXAUTH_MODE_S)
+
+#define TLS_KEYCTX_RXCIAU_CTRL_S 11
+#define TLS_KEYCTX_RXCIAU_CTRL_V(x) ((x) << TLS_KEYCTX_RXCIAU_CTRL_S)
+
+#define TLS_KEYCTX_RX_SEQCTR_S 9
+#define TLS_KEYCTX_RX_SEQCTR_M 0x3
+#define TLS_KEYCTX_RX_SEQCTR_V(x) ((x) << TLS_KEYCTX_RX_SEQCTR_S)
+
+#define TLS_KEYCTX_RX_VALID_S 8
+#define TLS_KEYCTX_RX_VALID_V(x) ((x) << TLS_KEYCTX_RX_VALID_S)
+
+#define TLS_KEYCTX_RXCK_SIZE_S 3
+#define TLS_KEYCTX_RXCK_SIZE_M 0x7
+#define TLS_KEYCTX_RXCK_SIZE_V(x) ((x) << TLS_KEYCTX_RXCK_SIZE_S)
+
+#define TLS_KEYCTX_RXMK_SIZE_S 0
+#define TLS_KEYCTX_RXMK_SIZE_M 0x7
+#define TLS_KEYCTX_RXMK_SIZE_V(x) ((x) << TLS_KEYCTX_RXMK_SIZE_S)
+
#define CHCR_HASH_MAX_DIGEST_SIZE 64
#define CHCR_MAX_SHA_DIGEST_SIZE 64
@@ -176,6 +209,15 @@
KEY_CONTEXT_SALT_PRESENT_V(1) | \
KEY_CONTEXT_CTX_LEN_V((ctx_len)))
+#define FILL_KEY_CRX_HDR(ck_size, mk_size, d_ck, opad, ctx_len) \
+ htonl(TLS_KEYCTX_RXMK_SIZE_V(mk_size) | \
+ TLS_KEYCTX_RXCK_SIZE_V(ck_size) | \
+ TLS_KEYCTX_RX_VALID_V(1) | \
+ TLS_KEYCTX_RX_SEQCTR_V(3) | \
+ TLS_KEYCTX_RXAUTH_MODE_V(4) | \
+ TLS_KEYCTX_RXCIPH_MODE_V(2) | \
+ TLS_KEYCTX_RXFLIT_CNT_V((ctx_len)))
+
#define FILL_WR_OP_CCTX_SIZE \
htonl( \
FW_CRYPTO_LOOKASIDE_WR_OPCODE_V( \
diff --git a/drivers/crypto/chelsio/chcr_core.h b/drivers/crypto/chelsio/chcr_core.h
index 3c29ee0..77056a9 100644
--- a/drivers/crypto/chelsio/chcr_core.h
+++ b/drivers/crypto/chelsio/chcr_core.h
@@ -65,10 +65,58 @@
struct _key_ctx {
__be32 ctx_hdr;
u8 salt[MAX_SALT];
- __be64 reserverd;
+ __be64 iv_to_auth;
unsigned char key[0];
};
+#define KEYCTX_TX_WR_IV_S 55
+#define KEYCTX_TX_WR_IV_M 0x1ffULL
+#define KEYCTX_TX_WR_IV_V(x) ((x) << KEYCTX_TX_WR_IV_S)
+#define KEYCTX_TX_WR_IV_G(x) \
+ (((x) >> KEYCTX_TX_WR_IV_S) & KEYCTX_TX_WR_IV_M)
+
+#define KEYCTX_TX_WR_AAD_S 47
+#define KEYCTX_TX_WR_AAD_M 0xffULL
+#define KEYCTX_TX_WR_AAD_V(x) ((x) << KEYCTX_TX_WR_AAD_S)
+#define KEYCTX_TX_WR_AAD_G(x) (((x) >> KEYCTX_TX_WR_AAD_S) & \
+ KEYCTX_TX_WR_AAD_M)
+
+#define KEYCTX_TX_WR_AADST_S 39
+#define KEYCTX_TX_WR_AADST_M 0xffULL
+#define KEYCTX_TX_WR_AADST_V(x) ((x) << KEYCTX_TX_WR_AADST_S)
+#define KEYCTX_TX_WR_AADST_G(x) \
+ (((x) >> KEYCTX_TX_WR_AADST_S) & KEYCTX_TX_WR_AADST_M)
+
+#define KEYCTX_TX_WR_CIPHER_S 30
+#define KEYCTX_TX_WR_CIPHER_M 0x1ffULL
+#define KEYCTX_TX_WR_CIPHER_V(x) ((x) << KEYCTX_TX_WR_CIPHER_S)
+#define KEYCTX_TX_WR_CIPHER_G(x) \
+ (((x) >> KEYCTX_TX_WR_CIPHER_S) & KEYCTX_TX_WR_CIPHER_M)
+
+#define KEYCTX_TX_WR_CIPHERST_S 23
+#define KEYCTX_TX_WR_CIPHERST_M 0x7f
+#define KEYCTX_TX_WR_CIPHERST_V(x) ((x) << KEYCTX_TX_WR_CIPHERST_S)
+#define KEYCTX_TX_WR_CIPHERST_G(x) \
+ (((x) >> KEYCTX_TX_WR_CIPHERST_S) & KEYCTX_TX_WR_CIPHERST_M)
+
+#define KEYCTX_TX_WR_AUTH_S 14
+#define KEYCTX_TX_WR_AUTH_M 0x1ff
+#define KEYCTX_TX_WR_AUTH_V(x) ((x) << KEYCTX_TX_WR_AUTH_S)
+#define KEYCTX_TX_WR_AUTH_G(x) \
+ (((x) >> KEYCTX_TX_WR_AUTH_S) & KEYCTX_TX_WR_AUTH_M)
+
+#define KEYCTX_TX_WR_AUTHST_S 7
+#define KEYCTX_TX_WR_AUTHST_M 0x7f
+#define KEYCTX_TX_WR_AUTHST_V(x) ((x) << KEYCTX_TX_WR_AUTHST_S)
+#define KEYCTX_TX_WR_AUTHST_G(x) \
+ (((x) >> KEYCTX_TX_WR_AUTHST_S) & KEYCTX_TX_WR_AUTHST_M)
+
+#define KEYCTX_TX_WR_AUTHIN_S 0
+#define KEYCTX_TX_WR_AUTHIN_M 0x7f
+#define KEYCTX_TX_WR_AUTHIN_V(x) ((x) << KEYCTX_TX_WR_AUTHIN_S)
+#define KEYCTX_TX_WR_AUTHIN_G(x) \
+ (((x) >> KEYCTX_TX_WR_AUTHIN_S) & KEYCTX_TX_WR_AUTHIN_M)
+
struct chcr_wr {
struct fw_crypto_lookaside_wr wreq;
struct ulp_txpkt ulptx;
@@ -90,6 +138,11 @@ struct uld_ctx {
struct chcr_dev *dev;
};
+struct sge_opaque_hdr {
+ void *dev;
+ dma_addr_t addr[MAX_SKB_FRAGS + 1];
+};
+
struct chcr_ipsec_req {
struct ulp_txpkt ulptx;
struct ulptx_idata sc_imm;
diff --git a/include/uapi/linux/tls.h b/include/uapi/linux/tls.h
index 293b2cd..6048b27 100644
--- a/include/uapi/linux/tls.h
+++ b/include/uapi/linux/tls.h
@@ -38,6 +38,7 @@
/* TLS socket options */
#define TLS_TX 1 /* Set transmit parameters */
+#define TLS_RX 2 /* Set receive parameters */
/* Supported versions */
#define TLS_VERSION_MINOR(ver) ((ver) & 0xFF)
--
1.8.3.1
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