170 static int mxs_dcp_start_dma(struct dcp_async_ctx *actx)  in mxs_dcp_start_dma()  argument
174 	const int chan = actx->chan;  in mxs_dcp_start_dma()
177 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_start_dma()
219 static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,  in mxs_dcp_run_aes()  argument
224 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_run_aes()
246 	if (actx->fill % AES_BLOCK_SIZE) {  in mxs_dcp_run_aes()
275 	desc->size = actx->fill;  in mxs_dcp_run_aes()
279 	ret = mxs_dcp_start_dma(actx);  in mxs_dcp_run_aes()
297 	struct dcp_async_ctx *actx = crypto_tfm_ctx(arq->tfm);  in mxs_dcp_aes_block_crypt()  local
319 	actx->fill = 0;  in mxs_dcp_aes_block_crypt()
322 	memcpy(key, actx->key, actx->key_len);  in mxs_dcp_aes_block_crypt()
343 			if (actx->fill + len > out_off)  in mxs_dcp_aes_block_crypt()
344 				clen = out_off - actx->fill;  in mxs_dcp_aes_block_crypt()
348 			memcpy(in_buf + actx->fill, src_buf, clen);  in mxs_dcp_aes_block_crypt()
351 			actx->fill += clen;  in mxs_dcp_aes_block_crypt()
357 			if (actx->fill == out_off || sg_is_last(src) ||  in mxs_dcp_aes_block_crypt()
359 				ret = mxs_dcp_run_aes(actx, req, init);  in mxs_dcp_aes_block_crypt()
365 						     actx->fill, dst_off);  in mxs_dcp_aes_block_crypt()
366 				dst_off += actx->fill;  in mxs_dcp_aes_block_crypt()
367 				last_out_len = actx->fill;  in mxs_dcp_aes_block_crypt()
368 				actx->fill = 0;  in mxs_dcp_aes_block_crypt()
451 	struct dcp_async_ctx *actx = crypto_tfm_ctx(arq->tfm);  in mxs_dcp_aes_enqueue()  local
455 	if (unlikely(actx->key_len != AES_KEYSIZE_128))  in mxs_dcp_aes_enqueue()
460 	actx->chan = DCP_CHAN_CRYPTO;  in mxs_dcp_aes_enqueue()
462 	spin_lock(&sdcp->lock[actx->chan]);  in mxs_dcp_aes_enqueue()
463 	ret = crypto_enqueue_request(&sdcp->queue[actx->chan], &req->base);  in mxs_dcp_aes_enqueue()
464 	spin_unlock(&sdcp->lock[actx->chan]);  in mxs_dcp_aes_enqueue()
466 	wake_up_process(sdcp->thread[actx->chan]);  in mxs_dcp_aes_enqueue()
494 	struct dcp_async_ctx *actx = crypto_skcipher_ctx(tfm);  in mxs_dcp_aes_setkey()  local
501 	actx->key_len = len;  in mxs_dcp_aes_setkey()
503 		memcpy(actx->key, key, len);  in mxs_dcp_aes_setkey()
512 	crypto_skcipher_clear_flags(actx->fallback, CRYPTO_TFM_REQ_MASK);  in mxs_dcp_aes_setkey()
513 	crypto_skcipher_set_flags(actx->fallback,  in mxs_dcp_aes_setkey()
515 	return crypto_skcipher_setkey(actx->fallback, key, len);  in mxs_dcp_aes_setkey()
521 	struct dcp_async_ctx *actx = crypto_skcipher_ctx(tfm);  in mxs_dcp_aes_fallback_init_tfm()  local
528 	actx->fallback = blk;  in mxs_dcp_aes_fallback_init_tfm()
536 	struct dcp_async_ctx *actx = crypto_skcipher_ctx(tfm);  in mxs_dcp_aes_fallback_exit_tfm()  local
538 	crypto_free_skcipher(actx->fallback);  in mxs_dcp_aes_fallback_exit_tfm()
550 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in mxs_dcp_run_sha()  local
552 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_run_sha()
569 	desc->control1 = actx->alg;  in mxs_dcp_run_sha()
573 	desc->size = actx->fill;  in mxs_dcp_run_sha()
583 			(actx->alg == MXS_DCP_CONTROL1_HASH_SELECT_SHA1) ?  in mxs_dcp_run_sha()
602 	ret = mxs_dcp_start_dma(actx);  in mxs_dcp_run_sha()
620 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_req_to_buf()  local
640 		if (actx->fill + len > DCP_BUF_SZ)  in dcp_sha_req_to_buf()
641 			clen = DCP_BUF_SZ - actx->fill;  in dcp_sha_req_to_buf()
645 		scatterwalk_map_and_copy(in_buf + actx->fill, src, oft, clen,  in dcp_sha_req_to_buf()
650 		actx->fill += clen;  in dcp_sha_req_to_buf()
656 		if (len && actx->fill == DCP_BUF_SZ) {  in dcp_sha_req_to_buf()
660 			actx->fill = 0;  in dcp_sha_req_to_buf()
676 		actx->fill = 0;  in dcp_sha_req_to_buf()
725 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_init()  local
733 	memset(actx, 0, sizeof(*actx));  in dcp_sha_init()
736 		actx->alg = MXS_DCP_CONTROL1_HASH_SELECT_SHA1;  in dcp_sha_init()
738 		actx->alg = MXS_DCP_CONTROL1_HASH_SELECT_SHA256;  in dcp_sha_init()
740 	actx->fill = 0;  in dcp_sha_init()
741 	actx->hot = 0;  in dcp_sha_init()
742 	actx->chan = DCP_CHAN_HASH_SHA;  in dcp_sha_init()
744 	mutex_init(&actx->mutex);  in dcp_sha_init()
755 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_update_fx()  local
766 	mutex_lock(&actx->mutex);  in dcp_sha_update_fx()
770 	if (!actx->hot) {  in dcp_sha_update_fx()
771 		actx->hot = 1;  in dcp_sha_update_fx()
775 	spin_lock(&sdcp->lock[actx->chan]);  in dcp_sha_update_fx()
776 	ret = crypto_enqueue_request(&sdcp->queue[actx->chan], &req->base);  in dcp_sha_update_fx()
777 	spin_unlock(&sdcp->lock[actx->chan]);  in dcp_sha_update_fx()
779 	wake_up_process(sdcp->thread[actx->chan]);  in dcp_sha_update_fx()
780 	mutex_unlock(&actx->mutex);  in dcp_sha_update_fx()
817 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_import()  local
821 	memset(actx, 0, sizeof(struct dcp_async_ctx));  in dcp_sha_import()
823 	memcpy(actx, &export->async_ctx, sizeof(struct dcp_async_ctx));  in dcp_sha_import()