From patchwork Sat Apr 17 21:12:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Haren Myneni X-Patchwork-Id: 423491 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11448C433ED for ; Sat, 17 Apr 2021 21:12:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA53461354 for ; Sat, 17 Apr 2021 21:12:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237013AbhDQVMw (ORCPT ); Sat, 17 Apr 2021 17:12:52 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:31092 "EHLO mx0b-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237092AbhDQVMv (ORCPT ); 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Sat, 17 Apr 2021 21:12:15 +0000 (GMT) Received: from b01ledav001.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 871F32805A; Sat, 17 Apr 2021 21:12:14 +0000 (GMT) Received: from localhost.localdomain (unknown [9.80.232.48]) by b01ledav001.gho.pok.ibm.com (Postfix) with ESMTP; Sat, 17 Apr 2021 21:12:14 +0000 (GMT) Message-ID: <875e8d7629cc2281672fc47a97b690b1de0e63d5.camel@linux.ibm.com> Subject: [V3 PATCH 14/16] crypto/nx: Register and unregister VAS interface From: Haren Myneni To: linuxppc-dev@lists.ozlabs.org, linux-crypto@vger.kernel.org, mpe@ellerman.id.au, herbert@gondor.apana.org.au, npiggin@gmail.com Cc: hbabu@us.ibm.com, haren@us.ibm.com Date: Sat, 17 Apr 2021 14:12:12 -0700 In-Reply-To: References: User-Agent: Evolution 3.36.2 (3.36.2-1.fc32) MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: AqN4D8663Y5T0MKWACMM63VKbnAVex-F X-Proofpoint-ORIG-GUID: JvvqdVroplG6PZUrVjGYTryhAOEarxYT X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-04-17_12:2021-04-16,2021-04-17 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxscore=0 bulkscore=0 impostorscore=0 spamscore=0 mlxlogscore=999 adultscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104170152 Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Changes to create /dev/crypto/nx-gzip interface with VAS register and to remove this interface with VAS unregister. Signed-off-by: Haren Myneni Acked-by: Herbert Xu --- drivers/crypto/nx/Kconfig | 1 + drivers/crypto/nx/nx-common-pseries.c | 9 +++++++++ 2 files changed, 10 insertions(+) diff --git a/drivers/crypto/nx/Kconfig b/drivers/crypto/nx/Kconfig index 23e3d0160e67..2a35e0e785bd 100644 --- a/drivers/crypto/nx/Kconfig +++ b/drivers/crypto/nx/Kconfig @@ -29,6 +29,7 @@ if CRYPTO_DEV_NX_COMPRESS config CRYPTO_DEV_NX_COMPRESS_PSERIES tristate "Compression acceleration support on pSeries platform" depends on PPC_PSERIES && IBMVIO + depends on PPC_VAS default y help Support for PowerPC Nest (NX) compression acceleration. This diff --git a/drivers/crypto/nx/nx-common-pseries.c b/drivers/crypto/nx/nx-common-pseries.c index cc8dd3072b8b..9a40fca8a9e6 100644 --- a/drivers/crypto/nx/nx-common-pseries.c +++ b/drivers/crypto/nx/nx-common-pseries.c @@ -9,6 +9,7 @@ */ #include +#include #include "nx-842.h" #include "nx_csbcpb.h" /* struct nx_csbcpb */ @@ -1101,6 +1102,12 @@ static int __init nx842_pseries_init(void) return ret; } + ret = vas_register_api_pseries(THIS_MODULE, VAS_COP_TYPE_GZIP, + "nx-gzip"); + + if (ret) + pr_err("NX-GZIP is not supported. Returned=%d\n", ret); + return 0; } @@ -1111,6 +1118,8 @@ static void __exit nx842_pseries_exit(void) struct nx842_devdata *old_devdata; unsigned long flags; + vas_unregister_api_pseries(); + crypto_unregister_alg(&nx842_pseries_alg); spin_lock_irqsave(&devdata_mutex, flags);