diff options
Diffstat (limited to 'drivers/crypto/starfive/jh7110-cryp.h')
| -rw-r--r-- | drivers/crypto/starfive/jh7110-cryp.h | 70 |
1 files changed, 67 insertions, 3 deletions
diff --git a/drivers/crypto/starfive/jh7110-cryp.h b/drivers/crypto/starfive/jh7110-cryp.h index 393efd38b098..021d6e24bc86 100644 --- a/drivers/crypto/starfive/jh7110-cryp.h +++ b/drivers/crypto/starfive/jh7110-cryp.h @@ -7,6 +7,8 @@ #include <linux/dmaengine.h> #include <crypto/engine.h> +#include <crypto/sha2.h> +#include <crypto/sm3.h> #define STARFIVE_ALG_CR_OFFSET 0x0 #define STARFIVE_ALG_FIFO_OFFSET 0x4 @@ -15,7 +17,43 @@ #define STARFIVE_DMA_IN_LEN_OFFSET 0x10 #define STARFIVE_DMA_OUT_LEN_OFFSET 0x14 +#define STARFIVE_IE_MASK_HASH_DONE 0x4 +#define STARFIVE_IE_FLAG_HASH_DONE 0x4 + #define STARFIVE_MSG_BUFFER_SIZE SZ_16K +#define MAX_KEY_SIZE SHA512_BLOCK_SIZE + +union starfive_hash_csr { + u32 v; + struct { + u32 start :1; + u32 reset :1; + u32 ie :1; + u32 firstb :1; +#define STARFIVE_HASH_SM3 0x0 +#define STARFIVE_HASH_SHA224 0x3 +#define STARFIVE_HASH_SHA256 0x4 +#define STARFIVE_HASH_SHA384 0x5 +#define STARFIVE_HASH_SHA512 0x6 +#define STARFIVE_HASH_MODE_MASK 0x7 + u32 mode :3; + u32 rsvd_1 :1; + u32 final :1; + u32 rsvd_2 :2; +#define STARFIVE_HASH_HMAC_FLAGS 0x800 + u32 hmac :1; + u32 rsvd_3 :1; +#define STARFIVE_HASH_KEY_DONE BIT(13) + u32 key_done :1; + u32 key_flag :1; + u32 hmac_done :1; +#define STARFIVE_HASH_BUSY BIT(16) + u32 busy :1; + u32 hashdone :1; + u32 rsvd_4 :14; + }; +}; + union starfive_alg_cr { u32 v; @@ -34,12 +72,18 @@ union starfive_alg_cr { struct starfive_cryp_ctx { struct crypto_engine_ctx enginectx; struct starfive_cryp_dev *cryp; + struct starfive_cryp_request_ctx *rctx; + + unsigned int hash_mode; + u8 key[MAX_KEY_SIZE]; + int keylen; + bool is_hmac; + struct crypto_ahash *ahash_fbk; }; struct starfive_cryp_dev { struct list_head list; struct device *dev; - struct clk *hclk; struct clk *ahb; struct reset_control *rst; @@ -52,12 +96,32 @@ struct starfive_cryp_dev { struct dma_chan *rx; struct dma_slave_config cfg_in; struct dma_slave_config cfg_out; - struct crypto_engine *engine; - + struct tasklet_struct hash_done; + int err; union starfive_alg_cr alg_cr; + union { + struct ahash_request *hreq; + } req; +}; + +struct starfive_cryp_request_ctx { + union { + union starfive_hash_csr hash; + } csr; + + struct scatterlist *in_sg; + struct ahash_request ahash_fbk_req; + size_t total; + unsigned int blksize; + unsigned int digsize; + unsigned long in_sg_len; }; struct starfive_cryp_dev *starfive_cryp_find_dev(struct starfive_cryp_ctx *ctx); +int starfive_hash_register_algs(void); +void starfive_hash_unregister_algs(void); + +void starfive_hash_done_task(unsigned long param); #endif |