From patchwork Wed Dec 2 11:52:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 336415 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=-16.7 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 8B675C64E90 for ; Wed, 2 Dec 2020 11:55:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3E30022203 for ; Wed, 2 Dec 2020 11:55:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388120AbgLBLz0 (ORCPT ); Wed, 2 Dec 2020 06:55:26 -0500 Received: from mx2.suse.de ([195.135.220.15]:41358 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726851AbgLBLz0 (ORCPT ); Wed, 2 Dec 2020 06:55:26 -0500 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 42491AE89; Wed, 2 Dec 2020 11:53:05 +0000 (UTC) From: Hannes Reinecke To: "Martin K. Petersen" Cc: James Bottomley , Christoph Hellwig , linux-scsi@vger.kernel.org, Hannes Reinecke Subject: [PATCH 33/34] advansys: kill driver_defined status byte accessors Date: Wed, 2 Dec 2020 12:52:48 +0100 Message-Id: <20201202115249.37690-34-hare@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20201202115249.37690-1-hare@suse.de> References: <20201202115249.37690-1-hare@suse.de> Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Replace the driver-defined status byte accessors by the mid-layer defined ones. Signed-off-by: Hannes Reinecke --- drivers/scsi/advansys.c | 80 ++++++++++++++----------------------------------- 1 file changed, 22 insertions(+), 58 deletions(-) diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 79830e77afa9..ee33f2aa147d 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -2085,12 +2085,6 @@ do { \ #define ASC_BUSY 0 #define ASC_ERROR (-1) -/* struct scsi_cmnd function return codes */ -#define STATUS_BYTE(byte) (byte) -#define MSG_BYTE(byte) ((byte) << 8) -#define HOST_BYTE(byte) ((byte) << 16) -#define DRIVER_BYTE(byte) ((byte) << 24) - #define ASC_STATS(shost, counter) ASC_STATS_ADD(shost, counter, 1) #ifndef ADVANSYS_STATS #define ASC_STATS_ADD(shost, counter, count) @@ -6010,47 +6004,33 @@ static void adv_isr_callback(ADV_DVC_VAR *adv_dvc_varp, ADV_SCSI_REQ_Q *scsiqp) ASC_DBG(2, "QD_WITH_ERROR\n"); switch (scsiqp->host_status) { case QHSTA_NO_ERROR: + scp->result = scsiqp->scsi_status; if (scsiqp->scsi_status == SAM_STAT_CHECK_CONDITION) { ASC_DBG(2, "SAM_STAT_CHECK_CONDITION\n"); ASC_DBG_PRT_SENSE(2, scp->sense_buffer, SCSI_SENSE_BUFFERSIZE); - /* - * Note: The 'status_byte()' macro used by - * target drivers defined in scsi.h shifts the - * status byte returned by host drivers right - * by 1 bit. This is why target drivers also - * use right shifted status byte definitions. - * For instance target drivers use - * CHECK_CONDITION, defined to 0x1, instead of - * the SCSI defined check condition value of - * 0x2. Host drivers are supposed to return - * the status byte as it is defined by SCSI. - */ - scp->result = DRIVER_BYTE(DRIVER_SENSE) | - STATUS_BYTE(scsiqp->scsi_status); - } else { - scp->result = STATUS_BYTE(scsiqp->scsi_status); + set_driver_byte(scp, DRIVER_SENSE); } break; default: /* Some other QHSTA error occurred. */ ASC_DBG(1, "host_status 0x%x\n", scsiqp->host_status); - scp->result = HOST_BYTE(DID_BAD_TARGET); + set_host_byte(scp, DID_BAD_TARGET); break; } break; case QD_ABORTED_BY_HOST: ASC_DBG(1, "QD_ABORTED_BY_HOST\n"); - scp->result = - HOST_BYTE(DID_ABORT) | STATUS_BYTE(scsiqp->scsi_status); + scp->result = scsiqp->scsi_status; + set_host_byte(scp, DID_ABORT); break; default: ASC_DBG(1, "done_status 0x%x\n", scsiqp->done_status); - scp->result = - HOST_BYTE(DID_ERROR) | STATUS_BYTE(scsiqp->scsi_status); + scp->result = scsiqp->scsi_status; + set_host_byte(scp, DID_ERROR); break; } @@ -6775,51 +6755,35 @@ static void asc_isr_callback(ASC_DVC_VAR *asc_dvc_varp, ASC_QDONE_INFO *qdonep) ASC_DBG(2, "QD_WITH_ERROR\n"); switch (qdonep->d3.host_stat) { case QHSTA_NO_ERROR: + scp->result = qdonep->d3.scsi_stat; if (qdonep->d3.scsi_stat == SAM_STAT_CHECK_CONDITION) { ASC_DBG(2, "SAM_STAT_CHECK_CONDITION\n"); ASC_DBG_PRT_SENSE(2, scp->sense_buffer, SCSI_SENSE_BUFFERSIZE); - /* - * Note: The 'status_byte()' macro used by - * target drivers defined in scsi.h shifts the - * status byte returned by host drivers right - * by 1 bit. This is why target drivers also - * use right shifted status byte definitions. - * For instance target drivers use - * CHECK_CONDITION, defined to 0x1, instead of - * the SCSI defined check condition value of - * 0x2. Host drivers are supposed to return - * the status byte as it is defined by SCSI. - */ - scp->result = DRIVER_BYTE(DRIVER_SENSE) | - STATUS_BYTE(qdonep->d3.scsi_stat); - } else { - scp->result = STATUS_BYTE(qdonep->d3.scsi_stat); + set_driver_byte(scp, DRIVER_SENSE); } break; default: /* QHSTA error occurred */ ASC_DBG(1, "host_stat 0x%x\n", qdonep->d3.host_stat); - scp->result = HOST_BYTE(DID_BAD_TARGET); + set_host_byte(scp, DID_BAD_TARGET); break; } break; case QD_ABORTED_BY_HOST: ASC_DBG(1, "QD_ABORTED_BY_HOST\n"); - scp->result = - HOST_BYTE(DID_ABORT) | MSG_BYTE(qdonep->d3. - scsi_msg) | - STATUS_BYTE(qdonep->d3.scsi_stat); + scp->result = qdonep->d3.scsi_stat; + set_msg_byte(scp, qdonep->d3.scsi_msg); + set_host_byte(scp, DID_ABORT); break; default: ASC_DBG(1, "done_stat 0x%x\n", qdonep->d3.done_stat); - scp->result = - HOST_BYTE(DID_ERROR) | MSG_BYTE(qdonep->d3. - scsi_msg) | - STATUS_BYTE(qdonep->d3.scsi_stat); + scp->result = qdonep->d3.scsi_stat; + set_msg_byte(scp, qdonep->d3.scsi_msg); + set_host_byte(scp, DID_ERROR); break; } @@ -7558,7 +7522,7 @@ static int asc_build_req(struct asc_board *boardp, struct scsi_cmnd *scp, "sg_tablesize %d\n", use_sg, scp->device->host->sg_tablesize); scsi_dma_unmap(scp); - scp->result = HOST_BYTE(DID_ERROR); + set_host_byte(scp, DID_ERROR); return ASC_ERROR; } @@ -7566,7 +7530,7 @@ static int asc_build_req(struct asc_board *boardp, struct scsi_cmnd *scp, use_sg * sizeof(struct asc_sg_list), GFP_ATOMIC); if (!asc_sg_head) { scsi_dma_unmap(scp); - scp->result = HOST_BYTE(DID_SOFT_ERROR); + set_host_byte(scp, DID_SOFT_ERROR); return ASC_ERROR; } @@ -7809,7 +7773,7 @@ adv_build_req(struct asc_board *boardp, struct scsi_cmnd *scp, "ADV_MAX_SG_LIST %d\n", use_sg, scp->device->host->sg_tablesize); scsi_dma_unmap(scp); - scp->result = HOST_BYTE(DID_ERROR); + set_host_byte(scp, DID_ERROR); reqp->cmndp = NULL; scp->host_scribble = NULL; @@ -7821,7 +7785,7 @@ adv_build_req(struct asc_board *boardp, struct scsi_cmnd *scp, ret = adv_get_sglist(boardp, reqp, scsiqp, scp, use_sg); if (ret != ADV_SUCCESS) { scsi_dma_unmap(scp); - scp->result = HOST_BYTE(DID_ERROR); + set_host_byte(scp, DID_ERROR); reqp->cmndp = NULL; scp->host_scribble = NULL; @@ -8518,13 +8482,13 @@ static int asc_execute_scsi_cmnd(struct scsi_cmnd *scp) scmd_printk(KERN_ERR, scp, "ExeScsiQueue() ASC_ERROR, " "err_code 0x%x\n", err_code); ASC_STATS(scp->device->host, exe_error); - scp->result = HOST_BYTE(DID_ERROR); + set_host_byte(scp, DID_ERROR); break; default: scmd_printk(KERN_ERR, scp, "ExeScsiQueue() unknown, " "err_code 0x%x\n", err_code); ASC_STATS(scp->device->host, exe_unknown); - scp->result = HOST_BYTE(DID_ERROR); + set_host_byte(scp, DID_ERROR); break; }