diff options
| author | Atul Gupta <atul.gupta@chelsio.com> | 2017-11-16 14:27:08 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-11-29 09:33:29 +0300 |
| commit | 6dad4e8ab3ec65c3b948ad79e83751cf0f04cbdf (patch) | |
| tree | b056846482f223e7a0b9f5ce41b82b47e882db71 /drivers/crypto/chelsio/chcr_crypto.h | |
| parent | a6ec572bfa7d529be78afbb703f8d9381954cdff (diff) | |
| download | linux-6dad4e8ab3ec65c3b948ad79e83751cf0f04cbdf.tar.xz | |
chcr: Add support for Inline IPSec
register xfrmdev_ops callbacks, Send IPsec tunneled data
to HW for inline processing.
The driver use hardware crypto accelerator to encrypt and
generate ICV for the transmitted packet in Inline mode.
Signed-off-by: Atul Gupta <atul.gupta@chelsio.com>
Signed-off-by: Harsh Jain <harsh@chelsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/chelsio/chcr_crypto.h')
| -rw-r--r-- | drivers/crypto/chelsio/chcr_crypto.h | 69 |
1 files changed, 24 insertions, 45 deletions
diff --git a/drivers/crypto/chelsio/chcr_crypto.h b/drivers/crypto/chelsio/chcr_crypto.h index 94a87e3ad9bc..ea2c578805e6 100644 --- a/drivers/crypto/chelsio/chcr_crypto.h +++ b/drivers/crypto/chelsio/chcr_crypto.h @@ -210,8 +210,6 @@ struct dsgl_walk { struct phys_sge_pairs *to; }; - - struct chcr_gcm_ctx { u8 ghash_h[AEAD_H_SIZE]; }; @@ -227,8 +225,6 @@ struct __aead_ctx { struct chcr_authenc_ctx authenc[0]; }; - - struct chcr_aead_ctx { __be32 key_ctx_hdr; unsigned int enckey_len; @@ -240,8 +236,6 @@ struct chcr_aead_ctx { struct __aead_ctx ctx[0]; }; - - struct hmac_ctx { struct crypto_shash *base_hash; u8 ipad[CHCR_HASH_MAX_BLOCK_SIZE_128]; @@ -307,44 +301,29 @@ typedef struct sk_buff *(*create_wr_t)(struct aead_request *req, int size, unsigned short op_type); -static int chcr_aead_op(struct aead_request *req_base, - unsigned short op_type, - int size, - create_wr_t create_wr_fn); -static inline int get_aead_subtype(struct crypto_aead *aead); -static int chcr_handle_cipher_resp(struct ablkcipher_request *req, - unsigned char *input, int err); -static void chcr_verify_tag(struct aead_request *req, u8 *input, int *err); -static int chcr_aead_dma_map(struct device *dev, struct aead_request *req, - unsigned short op_type); -static void chcr_aead_dma_unmap(struct device *dev, struct aead_request - *req, unsigned short op_type); -static inline void chcr_add_aead_dst_ent(struct aead_request *req, - struct cpl_rx_phys_dsgl *phys_cpl, - unsigned int assoclen, - unsigned short op_type, - unsigned short qid); -static inline void chcr_add_aead_src_ent(struct aead_request *req, - struct ulptx_sgl *ulptx, - unsigned int assoclen, - unsigned short op_type); -static inline void chcr_add_cipher_src_ent(struct ablkcipher_request *req, - struct ulptx_sgl *ulptx, - struct cipher_wr_param *wrparam); -static int chcr_cipher_dma_map(struct device *dev, - struct ablkcipher_request *req); -static void chcr_cipher_dma_unmap(struct device *dev, - struct ablkcipher_request *req); -static inline void chcr_add_cipher_dst_ent(struct ablkcipher_request *req, - struct cpl_rx_phys_dsgl *phys_cpl, - struct cipher_wr_param *wrparam, - unsigned short qid); +void chcr_verify_tag(struct aead_request *req, u8 *input, int *err); +int chcr_aead_dma_map(struct device *dev, struct aead_request *req, + unsigned short op_type); +void chcr_aead_dma_unmap(struct device *dev, struct aead_request *req, + unsigned short op_type); +void chcr_add_aead_dst_ent(struct aead_request *req, + struct cpl_rx_phys_dsgl *phys_cpl, + unsigned int assoclen, unsigned short op_type, + unsigned short qid); +void chcr_add_aead_src_ent(struct aead_request *req, struct ulptx_sgl *ulptx, + unsigned int assoclen, unsigned short op_type); +void chcr_add_cipher_src_ent(struct ablkcipher_request *req, + struct ulptx_sgl *ulptx, + struct cipher_wr_param *wrparam); +int chcr_cipher_dma_map(struct device *dev, struct ablkcipher_request *req); +void chcr_cipher_dma_unmap(struct device *dev, struct ablkcipher_request *req); +void chcr_add_cipher_dst_ent(struct ablkcipher_request *req, + struct cpl_rx_phys_dsgl *phys_cpl, + struct cipher_wr_param *wrparam, + unsigned short qid); int sg_nents_len_skip(struct scatterlist *sg, u64 len, u64 skip); -static inline void chcr_add_hash_src_ent(struct ahash_request *req, - struct ulptx_sgl *ulptx, - struct hash_wr_param *param); -static inline int chcr_hash_dma_map(struct device *dev, - struct ahash_request *req); -static inline void chcr_hash_dma_unmap(struct device *dev, - struct ahash_request *req); +void chcr_add_hash_src_ent(struct ahash_request *req, struct ulptx_sgl *ulptx, + struct hash_wr_param *param); +int chcr_hash_dma_map(struct device *dev, struct ahash_request *req); +void chcr_hash_dma_unmap(struct device *dev, struct ahash_request *req); #endif /* __CHCR_CRYPTO_H__ */ |