From patchwork Fri Apr 23 11:39:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 426574 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 C0A78C433ED for ; Fri, 23 Apr 2021 11:40:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 87A6061425 for ; Fri, 23 Apr 2021 11:40:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242336AbhDWLkw (ORCPT ); Fri, 23 Apr 2021 07:40:52 -0400 Received: from mx2.suse.de ([195.135.220.15]:46934 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242202AbhDWLkj (ORCPT ); Fri, 23 Apr 2021 07:40:39 -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 60BABB1BC; Fri, 23 Apr 2021 11:39:55 +0000 (UTC) From: Hannes Reinecke To: "Martin K. Petersen" Cc: Christoph Hellwig , James Bottomley , linux-scsi@vger.kernel.org, Bart van Assche , Hannes Reinecke Subject: [PATCH 17/39] dc395: use standard macros to set SCSI result Date: Fri, 23 Apr 2021 13:39:22 +0200 Message-Id: <20210423113944.42672-18-hare@suse.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210423113944.42672-1-hare@suse.de> References: <20210423113944.42672-1-hare@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use standard macros to set the SCSI result and drop the internal ones. Signed-off-by: Hannes Reinecke Reviewed-by: Christoph Hellwig --- drivers/scsi/dc395x.c | 76 ++++++++++++++++--------------------------- 1 file changed, 28 insertions(+), 48 deletions(-) diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index a713fe605dda..598448ece8d0 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -160,22 +160,6 @@ #define DC395x_write16(acb,address,value) outw((value), acb->io_port_base + (address)) #define DC395x_write32(acb,address,value) outl((value), acb->io_port_base + (address)) -/* cmd->result */ -#define RES_TARGET 0x000000FF /* Target State */ -#define RES_TARGET_LNX STATUS_MASK /* Only official ... */ -#define RES_ENDMSG 0x0000FF00 /* End Message */ -#define RES_DID 0x00FF0000 /* DID_ codes */ -#define RES_DRV 0xFF000000 /* DRIVER_ codes */ - -#define MK_RES(drv,did,msg,tgt) ((int)(drv)<<24 | (int)(did)<<16 | (int)(msg)<<8 | (int)(tgt)) -#define MK_RES_LNX(drv,did,msg,tgt) ((int)(drv)<<24 | (int)(did)<<16 | (int)(msg)<<8 | (int)(tgt)<<1) - -#define SET_RES_TARGET(who,tgt) { who &= ~RES_TARGET; who |= (int)(tgt); } -#define SET_RES_TARGET_LNX(who,tgt) { who &= ~RES_TARGET_LNX; who |= (int)(tgt) << 1; } -#define SET_RES_MSG(who,msg) { who &= ~RES_ENDMSG; who |= (int)(msg) << 8; } -#define SET_RES_DID(who,did) { who &= ~RES_DID; who |= (int)(did) << 16; } -#define SET_RES_DRV(who,drv) { who &= ~RES_DRV; who |= (int)(drv) << 24; } - #define TAG_NONE 255 /* @@ -986,7 +970,7 @@ static int dc395x_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct s cmd, cmd->device->id, (u8)cmd->device->lun, cmd->cmnd[0]); /* Assume BAD_TARGET; will be cleared later */ - cmd->result = DID_BAD_TARGET << 16; + set_host_byte(cmd, DID_BAD_TARGET); /* ignore invalid targets */ if (cmd->device->id >= acb->scsi_host->max_id || @@ -1013,7 +997,8 @@ static int dc395x_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct s /* set callback and clear result in the command */ cmd->scsi_done = done; - cmd->result = 0; + set_host_byte(cmd, DID_OK); + set_status_byte(cmd, SAM_STAT_GOOD); srb = list_first_entry_or_null(&acb->srb_free_list, struct ScsiReqBlk, list); @@ -1250,7 +1235,7 @@ static int dc395x_eh_abort(struct scsi_cmnd *cmd) free_tag(dcb, srb); list_add_tail(&srb->list, &acb->srb_free_list); dprintkl(KERN_DEBUG, "eh_abort: Command was waiting\n"); - cmd->result = DID_ABORT << 16; + set_host_byte(cmd, DID_ABORT); return SUCCESS; } srb = find_cmd(cmd, &dcb->srb_going_list); @@ -3178,6 +3163,8 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, srb, scsi_sg_count(cmd), srb->sg_index, srb->sg_count, scsi_sgtalbe(cmd)); status = srb->target_status; + set_host_byte(cmd, DID_OK); + set_status_byte(cmd, SAM_STAT_GOOD); if (srb->flag & AUTO_REQSENSE) { dprintkdbg(DBG_0, "srb_done: AUTO_REQSENSE1\n"); pci_unmap_srb_sense(acb, srb); @@ -3186,7 +3173,7 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, */ srb->flag &= ~AUTO_REQSENSE; srb->adapter_status = 0; - srb->target_status = CHECK_CONDITION << 1; + srb->target_status = SAM_STAT_CHECK_CONDITION; if (debug_enabled(DBG_1)) { switch (cmd->sense_buffer[2] & 0x0f) { case NOT_READY: @@ -3233,15 +3220,14 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, *((unsigned int *)(cmd->sense_buffer + 3))); } - if (status == (CHECK_CONDITION << 1)) { - cmd->result = DID_BAD_TARGET << 16; + if (status == SAM_STAT_CHECK_CONDITION) { + set_host_byte(cmd, DID_BAD_TARGET); goto ckc_e; } dprintkdbg(DBG_0, "srb_done: AUTO_REQSENSE2\n"); - cmd->result = - MK_RES(0, DID_OK, - srb->end_message, SAM_STAT_CHECK_CONDITION); + set_msg_byte(cmd, srb->end_message); + set_status_byte(cmd, SAM_STAT_CHECK_CONDITION); goto ckc_e; } @@ -3251,10 +3237,10 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, /* * target status.......................... */ - if (status >> 1 == CHECK_CONDITION) { + if (status == SAM_STAT_CHECK_CONDITION) { request_sense(acb, dcb, srb); return; - } else if (status >> 1 == QUEUE_FULL) { + } else if (status == SAM_STAT_TASK_SET_FULL) { tempcnt = (u8)list_size(&dcb->srb_going_list); dprintkl(KERN_INFO, "QUEUE_FULL for dev <%02i-%i> with %i cmnds\n", dcb->target_id, dcb->target_lun, tempcnt); @@ -3270,13 +3256,12 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, } else if (status == SCSI_STAT_SEL_TIMEOUT) { srb->adapter_status = H_SEL_TIMEOUT; srb->target_status = 0; - cmd->result = DID_NO_CONNECT << 16; + set_host_byte(cmd, DID_NO_CONNECT); } else { srb->adapter_status = 0; - SET_RES_DID(cmd->result, DID_ERROR); - SET_RES_MSG(cmd->result, srb->end_message); - SET_RES_TARGET(cmd->result, status); - + set_host_byte(cmd, DID_ERROR); + set_msg_byte(cmd, srb->end_message); + set_status_byte(cmd, status); } } else { /* @@ -3285,16 +3270,14 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, status = srb->adapter_status; if (status & H_OVER_UNDER_RUN) { srb->target_status = 0; - SET_RES_DID(cmd->result, DID_OK); - SET_RES_MSG(cmd->result, srb->end_message); + set_msg_byte(cmd, srb->end_message); } else if (srb->status & PARITY_ERROR) { - SET_RES_DID(cmd->result, DID_PARITY); - SET_RES_MSG(cmd->result, srb->end_message); + set_host_byte(cmd, DID_PARITY); + set_msg_byte(cmd, srb->end_message); } else { /* No error */ srb->adapter_status = 0; srb->target_status = 0; - SET_RES_DID(cmd->result, DID_OK); } } @@ -3315,15 +3298,15 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, base = scsi_kmap_atomic_sg(sg, scsi_sg_count(cmd), &offset, &len); ptr = (struct ScsiInqData *)(base + offset); - if (!ckc_only && (cmd->result & RES_DID) == 0 + if (!ckc_only && get_host_byte(cmd) == DID_OK && cmd->cmnd[2] == 0 && scsi_bufflen(cmd) >= 8 && dir != DMA_NONE && ptr && (ptr->Vers & 0x07) >= 2) dcb->inquiry7 = ptr->Flags; /*if( srb->cmd->cmnd[0] == INQUIRY && */ /* (host_byte(cmd->result) == DID_OK || status_byte(cmd->result) & CHECK_CONDITION) ) */ - if ((cmd->result == (DID_OK << 16) || - status_byte(cmd->result) == CHECK_CONDITION)) { + if ((get_host_byte(cmd) == DID_OK) || + (get_status_byte(cmd) == SAM_STAT_CHECK_CONDITION)) { if (!dcb->init_tcq_flag) { add_dev(acb, dcb, ptr); dcb->init_tcq_flag = 1; @@ -3350,7 +3333,7 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, if (srb != acb->tmp_srb) { /* Add to free list */ dprintkdbg(DBG_0, "srb_done: (0x%p) done result=0x%08x\n", - cmd, cmd->result); + cmd, cmd->result); list_move_tail(&srb->list, &acb->srb_free_list); } else { dprintkl(KERN_ERR, "srb_done: ERROR! Completed cmd with tmp_srb\n"); @@ -3374,16 +3357,14 @@ static void doing_srb_done(struct AdapterCtlBlk *acb, u8 did_flag, struct scsi_cmnd *p; list_for_each_entry_safe(srb, tmp, &dcb->srb_going_list, list) { - int result; - p = srb->cmd; - result = MK_RES(0, did_flag, 0, 0); printk("G:%p(%02i-%i) ", p, p->device->id, (u8)p->device->lun); list_del(&srb->list); free_tag(dcb, srb); list_add_tail(&srb->list, &acb->srb_free_list); - p->result = result; + set_host_byte(p, did_flag); + set_status_byte(p, SAM_STAT_GOOD); pci_unmap_srb_sense(acb, srb); pci_unmap_srb(acb, srb); if (force) { @@ -3404,14 +3385,13 @@ static void doing_srb_done(struct AdapterCtlBlk *acb, u8 did_flag, /* Waiting queue */ list_for_each_entry_safe(srb, tmp, &dcb->srb_waiting_list, list) { - int result; p = srb->cmd; - result = MK_RES(0, did_flag, 0, 0); printk("W:%p<%02i-%i>", p, p->device->id, (u8)p->device->lun); list_move_tail(&srb->list, &acb->srb_free_list); - p->result = result; + set_host_byte(p, did_flag); + set_status_byte(p, SAM_STAT_GOOD); pci_unmap_srb_sense(acb, srb); pci_unmap_srb(acb, srb); if (force) {