From patchwork Tue Apr 27 08:30:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 12225585 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 AC6B0C43460 for ; Tue, 27 Apr 2021 08:31:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 77AD8600EF for ; Tue, 27 Apr 2021 08:31:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235245AbhD0IcR (ORCPT ); Tue, 27 Apr 2021 04:32:17 -0400 Received: from mx2.suse.de ([195.135.220.15]:49708 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235112AbhD0IcB (ORCPT ); Tue, 27 Apr 2021 04:32:01 -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 9D922B13B; Tue, 27 Apr 2021 08:31:06 +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 28/40] acornscsi: translate message byte to host byte Date: Tue, 27 Apr 2021 10:30:34 +0200 Message-Id: <20210427083046.31620-29-hare@suse.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210427083046.31620-1-hare@suse.de> References: <20210427083046.31620-1-hare@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Instead of setting the message byte translate it to the appropriate host byte. As error recovery would return DID_ERROR for any non-zero message byte the translation doesn't change the error handling. And use SCSI result accessors while we're at it. Signed-off-by: Hannes Reinecke --- drivers/scsi/arm/acornscsi.c | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index 8b75d896f393..84fc7a0c6ff4 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -794,7 +794,10 @@ static void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp, acornscsi_dma_cleanup(host); - SCpnt->result = result << 16 | host->scsi.SCp.Message << 8 | host->scsi.SCp.Status; + set_host_byte(SCpnt, result); + if (result == DID_OK) + scsi_msg_to_host_byte(SCpnt, host->scsi.SCp.Message); + set_status_byte(SCpnt, host->scsi.SCp.Status); /* * In theory, this should not happen. In practice, it seems to. @@ -833,12 +836,12 @@ static void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp, xfer_warn = 0; if (xfer_warn) { - switch (status_byte(SCpnt->result)) { - case CHECK_CONDITION: - case COMMAND_TERMINATED: - case BUSY: - case QUEUE_FULL: - case RESERVATION_CONFLICT: + switch (get_status_byte(SCpnt)) { + case SAM_STAT_CHECK_CONDITION: + case SAM_STAT_COMMAND_TERMINATED: + case SAM_STAT_BUSY: + case SAM_STAT_TASK_SET_FULL: + case SAM_STAT_RESERVATION_CONFLICT: break; default: @@ -2470,7 +2473,7 @@ static int acornscsi_queuecmd_lck(struct scsi_cmnd *SCpnt, if (acornscsi_cmdtype(SCpnt->cmnd[0]) == CMD_WRITE && (NO_WRITE & (1 << SCpnt->device->id))) { printk(KERN_CRIT "scsi%d.%c: WRITE attempted with NO_WRITE flag set\n", host->host->host_no, '0' + SCpnt->device->id); - SCpnt->result = DID_NO_CONNECT << 16; + set_host_byte(SCpnt, DID_NO_CONNECT); done(SCpnt); return 0; } @@ -2492,7 +2495,7 @@ static int acornscsi_queuecmd_lck(struct scsi_cmnd *SCpnt, unsigned long flags; if (!queue_add_cmd_ordered(&host->queues.issue, SCpnt)) { - SCpnt->result = DID_ERROR << 16; + set_host_byte(SCpnt, DID_ERROR); done(SCpnt); return 0; }