151 static int mxs_dcp_start_dma(struct dcp_async_ctx *actx)  in mxs_dcp_start_dma()  argument
154 	const int chan = actx->chan;  in mxs_dcp_start_dma()
157 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_start_dma()
196 static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,  in mxs_dcp_run_aes()  argument
200 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_run_aes()
235 	desc->size = actx->fill;  in mxs_dcp_run_aes()
239 	ret = mxs_dcp_start_dma(actx);  in mxs_dcp_run_aes()
254 	struct dcp_async_ctx *actx = crypto_tfm_ctx(arq->tfm);  in mxs_dcp_aes_block_crypt()  local
275 	actx->fill = 0;  in mxs_dcp_aes_block_crypt()
278 	memcpy(key, actx->key, actx->key_len);  in mxs_dcp_aes_block_crypt()
294 			if (actx->fill + len > out_off)  in mxs_dcp_aes_block_crypt()
295 				clen = out_off - actx->fill;  in mxs_dcp_aes_block_crypt()
299 			memcpy(in_buf + actx->fill, src_buf, clen);  in mxs_dcp_aes_block_crypt()
302 			actx->fill += clen;  in mxs_dcp_aes_block_crypt()
308 			if (actx->fill == out_off || sg_is_last(src)) {  in mxs_dcp_aes_block_crypt()
309 				ret = mxs_dcp_run_aes(actx, req, init);  in mxs_dcp_aes_block_crypt()
315 				while (dst && actx->fill) {  in mxs_dcp_aes_block_crypt()
321 						  actx->fill);  in mxs_dcp_aes_block_crypt()
326 					actx->fill -= rem;  in mxs_dcp_aes_block_crypt()
405 	struct dcp_async_ctx *actx = crypto_tfm_ctx(arq->tfm);  in mxs_dcp_aes_enqueue()  local
409 	if (unlikely(actx->key_len != AES_KEYSIZE_128))  in mxs_dcp_aes_enqueue()
414 	actx->chan = DCP_CHAN_CRYPTO;  in mxs_dcp_aes_enqueue()
416 	spin_lock(&sdcp->lock[actx->chan]);  in mxs_dcp_aes_enqueue()
417 	ret = crypto_enqueue_request(&sdcp->queue[actx->chan], &req->base);  in mxs_dcp_aes_enqueue()
418 	spin_unlock(&sdcp->lock[actx->chan]);  in mxs_dcp_aes_enqueue()
420 	wake_up_process(sdcp->thread[actx->chan]);  in mxs_dcp_aes_enqueue()
448 	struct dcp_async_ctx *actx = crypto_ablkcipher_ctx(tfm);  in mxs_dcp_aes_setkey()  local
456 	actx->key_len = len;  in mxs_dcp_aes_setkey()
458 		memcpy(actx->key, key, len);  in mxs_dcp_aes_setkey()
467 	crypto_skcipher_clear_flags(actx->fallback, CRYPTO_TFM_REQ_MASK);  in mxs_dcp_aes_setkey()
468 	crypto_skcipher_set_flags(actx->fallback,  in mxs_dcp_aes_setkey()
471 	ret = crypto_skcipher_setkey(actx->fallback, key, len);  in mxs_dcp_aes_setkey()
476 	tfm->base.crt_flags |= crypto_skcipher_get_flags(actx->fallback) &  in mxs_dcp_aes_setkey()
486 	struct dcp_async_ctx *actx = crypto_tfm_ctx(tfm);  in mxs_dcp_aes_fallback_init()  local
493 	actx->fallback = blk;  in mxs_dcp_aes_fallback_init()
500 	struct dcp_async_ctx *actx = crypto_tfm_ctx(tfm);  in mxs_dcp_aes_fallback_exit()  local
502 	crypto_free_skcipher(actx->fallback);  in mxs_dcp_aes_fallback_exit()
514 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in mxs_dcp_run_sha()  local
518 	struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];  in mxs_dcp_run_sha()
531 	desc->control1 = actx->alg;  in mxs_dcp_run_sha()
535 	desc->size = actx->fill;  in mxs_dcp_run_sha()
547 	ret = mxs_dcp_start_dma(actx);  in mxs_dcp_run_sha()
564 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_req_to_buf()  local
587 			if (actx->fill + len > DCP_BUF_SZ)  in dcp_sha_req_to_buf()
588 				clen = DCP_BUF_SZ - actx->fill;  in dcp_sha_req_to_buf()
592 			memcpy(in_buf + actx->fill, src_buf, clen);  in dcp_sha_req_to_buf()
595 			actx->fill += clen;  in dcp_sha_req_to_buf()
601 			if (len && actx->fill == DCP_BUF_SZ) {  in dcp_sha_req_to_buf()
605 				actx->fill = 0;  in dcp_sha_req_to_buf()
622 		actx->fill = 0;  in dcp_sha_req_to_buf()
681 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_init()  local
689 	memset(actx, 0, sizeof(*actx));  in dcp_sha_init()
692 		actx->alg = MXS_DCP_CONTROL1_HASH_SELECT_SHA1;  in dcp_sha_init()
694 		actx->alg = MXS_DCP_CONTROL1_HASH_SELECT_SHA256;  in dcp_sha_init()
696 	actx->fill = 0;  in dcp_sha_init()
697 	actx->hot = 0;  in dcp_sha_init()
698 	actx->chan = DCP_CHAN_HASH_SHA;  in dcp_sha_init()
700 	mutex_init(&actx->mutex);  in dcp_sha_init()
711 	struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);  in dcp_sha_update_fx()  local
722 	mutex_lock(&actx->mutex);  in dcp_sha_update_fx()
726 	if (!actx->hot) {  in dcp_sha_update_fx()
727 		actx->hot = 1;  in dcp_sha_update_fx()
731 	spin_lock(&sdcp->lock[actx->chan]);  in dcp_sha_update_fx()
732 	ret = crypto_enqueue_request(&sdcp->queue[actx->chan], &req->base);  in dcp_sha_update_fx()
733 	spin_unlock(&sdcp->lock[actx->chan]);  in dcp_sha_update_fx()
735 	wake_up_process(sdcp->thread[actx->chan]);  in dcp_sha_update_fx()
736 	mutex_unlock(&actx->mutex);  in dcp_sha_update_fx()