3  * AMD Cryptographic Coprocessor (CCP) AES crypto API support
16 #include <crypto/aes.h>
32 	if (ctx->u.aes.mode != CCP_AES_MODE_ECB)  in ccp_aes_complete()
46 		ctx->u.aes.type = CCP_AES_TYPE_128;  in ccp_aes_setkey()
49 		ctx->u.aes.type = CCP_AES_TYPE_192;  in ccp_aes_setkey()
52 		ctx->u.aes.type = CCP_AES_TYPE_256;  in ccp_aes_setkey()
57 	ctx->u.aes.mode = alg->mode;  in ccp_aes_setkey()
58 	ctx->u.aes.key_len = key_len;  in ccp_aes_setkey()
60 	memcpy(ctx->u.aes.key, key, key_len);  in ccp_aes_setkey()
61 	sg_init_one(&ctx->u.aes.key_sg, ctx->u.aes.key, key_len);  in ccp_aes_setkey()
74 	if (!ctx->u.aes.key_len)  in ccp_aes_crypt()
77 	if (((ctx->u.aes.mode == CCP_AES_MODE_ECB) ||  in ccp_aes_crypt()
78 	     (ctx->u.aes.mode == CCP_AES_MODE_CBC)) &&  in ccp_aes_crypt()
82 	if (ctx->u.aes.mode != CCP_AES_MODE_ECB) {  in ccp_aes_crypt()
95 	rctx->cmd.u.aes.type = ctx->u.aes.type;  in ccp_aes_crypt()
96 	rctx->cmd.u.aes.mode = ctx->u.aes.mode;  in ccp_aes_crypt()
97 	rctx->cmd.u.aes.action =  in ccp_aes_crypt()
99 	rctx->cmd.u.aes.key = &ctx->u.aes.key_sg;  in ccp_aes_crypt()
100 	rctx->cmd.u.aes.key_len = ctx->u.aes.key_len;  in ccp_aes_crypt()
101 	rctx->cmd.u.aes.iv = iv_sg;  in ccp_aes_crypt()
102 	rctx->cmd.u.aes.iv_len = iv_len;  in ccp_aes_crypt()
103 	rctx->cmd.u.aes.src = req->src;  in ccp_aes_crypt()
104 	rctx->cmd.u.aes.src_len = req->cryptlen;  in ccp_aes_crypt()
105 	rctx->cmd.u.aes.dst = req->dst;  in ccp_aes_crypt()
125 	ctx->u.aes.key_len = 0;  in ccp_aes_init_tfm()
153 	memcpy(ctx->u.aes.nonce, key + key_len, CTR_RFC3686_NONCE_SIZE);  in ccp_aes_rfc3686_setkey()
167 	memcpy(iv, ctx->u.aes.nonce, CTR_RFC3686_NONCE_SIZE);  in ccp_aes_rfc3686_crypt()
197 	ctx->u.aes.key_len = 0;  in ccp_aes_rfc3686_init_tfm()
254 		.name		= "ecb(aes)",
255 		.driver_name	= "ecb-aes-ccp",
263 		.name		= "cbc(aes)",
264 		.driver_name	= "cbc-aes-ccp",
272 		.name		= "cfb(aes)",
273 		.driver_name	= "cfb-aes-ccp",
281 		.name		= "ofb(aes)",
282 		.driver_name	= "ofb-aes-ccp",
290 		.name		= "ctr(aes)",
291 		.driver_name	= "ctr-aes-ccp",
299 		.name		= "rfc3686(ctr(aes))",
300 		.driver_name	= "rfc3686-ctr-aes-ccp",