168 static int mxs_dcp_start_dma(struct dcp_async_ctx *actx)  in mxs_dcp_start_dma()  argument
171 	const int chan = actx->chan;  in mxs_dcp_start_dma()
174 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_start_dma()
213 static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,  in mxs_dcp_run_aes()  argument
217 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_run_aes()
229 	if (actx->fill % AES_BLOCK_SIZE) {  in mxs_dcp_run_aes()
258 	desc->size = actx->fill;  in mxs_dcp_run_aes()
262 	ret = mxs_dcp_start_dma(actx);  in mxs_dcp_run_aes()
278 	struct dcp_async_ctx *actx = crypto_tfm_ctx(arq->tfm);  in mxs_dcp_aes_block_crypt()  local
301 	actx->fill = 0;  in mxs_dcp_aes_block_crypt()
304 	memcpy(key, actx->key, actx->key_len);  in mxs_dcp_aes_block_crypt()
325 			if (actx->fill + len > out_off)  in mxs_dcp_aes_block_crypt()
326 				clen = out_off - actx->fill;  in mxs_dcp_aes_block_crypt()
330 			memcpy(in_buf + actx->fill, src_buf, clen);  in mxs_dcp_aes_block_crypt()
333 			actx->fill += clen;  in mxs_dcp_aes_block_crypt()
339 			if (actx->fill == out_off || sg_is_last(src) ||  in mxs_dcp_aes_block_crypt()
341 				ret = mxs_dcp_run_aes(actx, req, init);  in mxs_dcp_aes_block_crypt()
347 				last_out_len = actx->fill;  in mxs_dcp_aes_block_crypt()
348 				while (dst && actx->fill) {  in mxs_dcp_aes_block_crypt()
354 						  actx->fill);  in mxs_dcp_aes_block_crypt()
359 					actx->fill -= rem;  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_ablkcipher_ctx(tfm);  in mxs_dcp_aes_setkey()  local
502 	actx->key_len = len;  in mxs_dcp_aes_setkey()
504 		memcpy(actx->key, key, len);  in mxs_dcp_aes_setkey()
513 	crypto_sync_skcipher_clear_flags(actx->fallback, CRYPTO_TFM_REQ_MASK);  in mxs_dcp_aes_setkey()
514 	crypto_sync_skcipher_set_flags(actx->fallback,  in mxs_dcp_aes_setkey()
517 	ret = crypto_sync_skcipher_setkey(actx->fallback, key, len);  in mxs_dcp_aes_setkey()
522 	tfm->base.crt_flags |= crypto_sync_skcipher_get_flags(actx->fallback) &  in mxs_dcp_aes_setkey()
531 	struct dcp_async_ctx *actx = crypto_tfm_ctx(tfm);  in mxs_dcp_aes_fallback_init()  local
538 	actx->fallback = blk;  in mxs_dcp_aes_fallback_init()
545 	struct dcp_async_ctx *actx = crypto_tfm_ctx(tfm);  in mxs_dcp_aes_fallback_exit()  local
547 	crypto_free_sync_skcipher(actx->fallback);  in mxs_dcp_aes_fallback_exit()
559 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in mxs_dcp_run_sha()  local
561 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_run_sha()
574 	desc->control1 = actx->alg;  in mxs_dcp_run_sha()
578 	desc->size = actx->fill;  in mxs_dcp_run_sha()
588 			(actx->alg == MXS_DCP_CONTROL1_HASH_SELECT_SHA1) ?  in mxs_dcp_run_sha()
603 	ret = mxs_dcp_start_dma(actx);  in mxs_dcp_run_sha()
621 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_req_to_buf()  local
645 			if (actx->fill + len > DCP_BUF_SZ)  in dcp_sha_req_to_buf()
646 				clen = DCP_BUF_SZ - actx->fill;  in dcp_sha_req_to_buf()
650 			memcpy(in_buf + actx->fill, src_buf, clen);  in dcp_sha_req_to_buf()
653 			actx->fill += clen;  in dcp_sha_req_to_buf()
659 			if (len && actx->fill == DCP_BUF_SZ) {  in dcp_sha_req_to_buf()
663 				actx->fill = 0;  in dcp_sha_req_to_buf()
680 		actx->fill = 0;  in dcp_sha_req_to_buf()
729 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_init()  local
737 	memset(actx, 0, sizeof(*actx));  in dcp_sha_init()
740 		actx->alg = MXS_DCP_CONTROL1_HASH_SELECT_SHA1;  in dcp_sha_init()
742 		actx->alg = MXS_DCP_CONTROL1_HASH_SELECT_SHA256;  in dcp_sha_init()
744 	actx->fill = 0;  in dcp_sha_init()
745 	actx->hot = 0;  in dcp_sha_init()
746 	actx->chan = DCP_CHAN_HASH_SHA;  in dcp_sha_init()
748 	mutex_init(&actx->mutex);  in dcp_sha_init()
759 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_update_fx()  local
770 	mutex_lock(&actx->mutex);  in dcp_sha_update_fx()
774 	if (!actx->hot) {  in dcp_sha_update_fx()
775 		actx->hot = 1;  in dcp_sha_update_fx()
779 	spin_lock(&sdcp->lock[actx->chan]);  in dcp_sha_update_fx()
780 	ret = crypto_enqueue_request(&sdcp->queue[actx->chan], &req->base);  in dcp_sha_update_fx()
781 	spin_unlock(&sdcp->lock[actx->chan]);  in dcp_sha_update_fx()
783 	wake_up_process(sdcp->thread[actx->chan]);  in dcp_sha_update_fx()
784 	mutex_unlock(&actx->mutex);  in dcp_sha_update_fx()
821 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_import()  local
825 	memset(actx, 0, sizeof(struct dcp_async_ctx));  in dcp_sha_import()
827 	memcpy(actx, &export->async_ctx, sizeof(struct dcp_async_ctx));  in dcp_sha_import()