352 int cryptodev_hash_init(struct hash_data *hdata, const char *alg_name,  in cryptodev_hash_init()  argument
357 	hdata->async.s = crypto_alloc_ahash(alg_name, 0, 0);  in cryptodev_hash_init()
358 	if (unlikely(IS_ERR(hdata->async.s))) {  in cryptodev_hash_init()
360 		return PTR_ERR(hdata->async.s);  in cryptodev_hash_init()
365 		ret = crypto_ahash_setkey(hdata->async.s, mackey, mackeylen);  in cryptodev_hash_init()
374 	hdata->digestsize = crypto_ahash_digestsize(hdata->async.s);  in cryptodev_hash_init()
375 	hdata->alignmask = crypto_ahash_alignmask(hdata->async.s);  in cryptodev_hash_init()
377 	init_completion(&hdata->async.result.completion);  in cryptodev_hash_init()
379 	hdata->async.request = ahash_request_alloc(hdata->async.s, GFP_KERNEL);  in cryptodev_hash_init()
380 	if (unlikely(!hdata->async.request)) {  in cryptodev_hash_init()
386 	ahash_request_set_callback(hdata->async.request,  in cryptodev_hash_init()
388 			cryptodev_complete, &hdata->async.result);  in cryptodev_hash_init()
389 	hdata->init = 1;  in cryptodev_hash_init()
393 	crypto_free_ahash(hdata->async.s);  in cryptodev_hash_init()
397 void cryptodev_hash_deinit(struct hash_data *hdata)  in cryptodev_hash_deinit()  argument
399 	if (hdata->init) {  in cryptodev_hash_deinit()
400 		ahash_request_free(hdata->async.request);  in cryptodev_hash_deinit()
401 		crypto_free_ahash(hdata->async.s);  in cryptodev_hash_deinit()
402 		hdata->init = 0;  in cryptodev_hash_deinit()
406 int cryptodev_hash_reset(struct hash_data *hdata)  in cryptodev_hash_reset()  argument
410 	ret = crypto_ahash_init(hdata->async.request);  in cryptodev_hash_reset()
420 ssize_t cryptodev_hash_update(struct hash_data *hdata,  in cryptodev_hash_update()  argument
425 	reinit_completion(&hdata->async.result.completion);  in cryptodev_hash_update()
426 	ahash_request_set_crypt(hdata->async.request, sg, NULL, len);  in cryptodev_hash_update()
428 	ret = crypto_ahash_update(hdata->async.request);  in cryptodev_hash_update()
430 	return waitfor(&hdata->async.result, ret);  in cryptodev_hash_update()
433 int cryptodev_hash_final(struct hash_data *hdata, void *output)  in cryptodev_hash_final()  argument
437 	reinit_completion(&hdata->async.result.completion);  in cryptodev_hash_final()
438 	ahash_request_set_crypt(hdata->async.request, NULL, output, 0);  in cryptodev_hash_final()
440 	ret = crypto_ahash_final(hdata->async.request);  in cryptodev_hash_final()
442 	return waitfor(&hdata->async.result, ret);  in cryptodev_hash_final()