From patchwork Wed Apr 21 17:47:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 426090 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=-13.9 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY, URIBL_BLOCKED, USER_AGENT_GIT 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 EB49CC43470 for ; Wed, 21 Apr 2021 17:50:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B90C061405 for ; Wed, 21 Apr 2021 17:50:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245020AbhDURvA (ORCPT ); Wed, 21 Apr 2021 13:51:00 -0400 Received: from mx2.suse.de ([195.135.220.15]:52388 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245070AbhDURtN (ORCPT ); Wed, 21 Apr 2021 13:49:13 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id AE6D3B1DE; Wed, 21 Apr 2021 17:48:01 +0000 (UTC) From: Hannes Reinecke To: "Martin K. Petersen" Cc: Christoph Hellwig , James Bottomley , Bart van Assche , linux-scsi@vger.kernel.org, Hannes Reinecke Subject: [PATCH 17/42] scsi: add translate_msg_byte() Date: Wed, 21 Apr 2021 19:47:24 +0200 Message-Id: <20210421174749.11221-18-hare@suse.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210421174749.11221-1-hare@suse.de> References: <20210421174749.11221-1-hare@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Add helper to convert message byte into a host byte code. Signed-off-by: Hannes Reinecke --- include/scsi/scsi_cmnd.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h index 7089617911e1..a0458f0dba14 100644 --- a/include/scsi/scsi_cmnd.h +++ b/include/scsi/scsi_cmnd.h @@ -341,6 +341,23 @@ static inline bool scsi_result_is_good(struct scsi_cmnd *cmd) return (cmd->result == 0); } +static inline void translate_msg_byte(struct scsi_cmnd *cmd, u8 msg) +{ + switch (msg) { + case COMMAND_COMPLETE: + break; + case ABORT_TASK_SET: + set_host_byte(cmd, DID_ABORT); + break; + case TARGET_RESET: + set_host_byte(cmd, DID_RESET); + break; + default: + set_host_byte(cmd, DID_ERROR); + break; + } +} + static inline unsigned scsi_transfer_length(struct scsi_cmnd *scmd) { unsigned int xfer_len = scmd->sdb.length;