479 TEE_Result dcp_sha_do_init(struct dcp_hash_data *hashdata)  in dcp_sha_do_init()  argument
484 	if (!hashdata) {  in dcp_sha_do_init()
489 	desc = &hashdata->dcp_data.desc;  in dcp_sha_do_init()
497 	desc->ctrl1 = hash_alg[hashdata->alg].type;  in dcp_sha_do_init()
502 	ret = dcp_lock_channel(&hashdata->dcp_data.channel);  in dcp_sha_do_init()
509 	ret = dcp_calloc_align_buf(&hashdata->ctx, DCP_SHA_BLOCK_SIZE);  in dcp_sha_do_init()
513 	hashdata->initialized = true;  in dcp_sha_do_init()
514 	hashdata->ctx_size = 0;  in dcp_sha_do_init()
519 TEE_Result dcp_sha_do_update(struct dcp_hash_data *hashdata,  in dcp_sha_do_update()  argument
531 	if (!hashdata || !data || !len)  in dcp_sha_do_update()
534 	if (!hashdata->initialized) {  in dcp_sha_do_update()
540 	if (ADD_OVERFLOW(hashdata->ctx_size, len, &size_total))  in dcp_sha_do_update()
545 	size_left = len - size_todo + hashdata->ctx_size;  in dcp_sha_do_update()
546 	desc = &hashdata->dcp_data.desc;  in dcp_sha_do_update()
555 		offset = size_todo - hashdata->ctx_size;  in dcp_sha_do_update()
556 		memcpy(input.data, hashdata->ctx.data, hashdata->ctx_size);  in dcp_sha_do_update()
557 		memcpy(input.data + hashdata->ctx_size, data, offset);  in dcp_sha_do_update()
558 		hashdata->ctx_size = 0;  in dcp_sha_do_update()
565 		ret = dcp_run(&hashdata->dcp_data);  in dcp_sha_do_update()
576 	memcpy(hashdata->ctx.data + hashdata->ctx_size, data + offset,  in dcp_sha_do_update()
578 	hashdata->ctx_size += size_left;  in dcp_sha_do_update()
583 TEE_Result dcp_sha_do_final(struct dcp_hash_data *hashdata, uint8_t *digest,  in dcp_sha_do_final()  argument
591 	if (!hashdata || !digest)  in dcp_sha_do_final()
594 	if (!hashdata->initialized) {  in dcp_sha_do_final()
599 	if (digest_size < hash_alg[hashdata->alg].size) {  in dcp_sha_do_final()
601 		     hash_alg[hashdata->alg].size);  in dcp_sha_do_final()
605 	desc = &hashdata->dcp_data.desc;  in dcp_sha_do_final()
606 	payload_size = hash_alg[hashdata->alg].size;  in dcp_sha_do_final()
609 	if ((desc->ctrl0 & DCP_CONTROL0_HASH_INIT) && hashdata->ctx_size == 0) {  in dcp_sha_do_final()
610 		if (hashdata->alg == DCP_SHA1)  in dcp_sha_do_final()
612 		if (hashdata->alg == DCP_SHA256)  in dcp_sha_do_final()
623 		desc->src_buffer = hashdata->ctx.paddr;  in dcp_sha_do_final()
624 		desc->buff_size = hashdata->ctx_size;  in dcp_sha_do_final()
627 		cache_operation(TEE_CACHECLEAN, hashdata->ctx.data,  in dcp_sha_do_final()
628 				hashdata->ctx_size);  in dcp_sha_do_final()
632 		ret = dcp_run(&hashdata->dcp_data);  in dcp_sha_do_final()
643 	dcp_free(&hashdata->ctx);  in dcp_sha_do_final()
646 	hashdata->initialized = false;  in dcp_sha_do_final()
648 	dcp_unlock_channel(hashdata->dcp_data.channel);  in dcp_sha_do_final()