From patchwork Fri Dec 4 10:01:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 338636 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 65C85C2D0E4 for ; Fri, 4 Dec 2020 10:04:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 181DA22525 for ; Fri, 4 Dec 2020 10:04:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388029AbgLDKDz (ORCPT ); Fri, 4 Dec 2020 05:03:55 -0500 Received: from mx2.suse.de ([195.135.220.15]:52124 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729725AbgLDKDy (ORCPT ); Fri, 4 Dec 2020 05:03:54 -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 1E958AF21; Fri, 4 Dec 2020 10:01:48 +0000 (UTC) From: Hannes Reinecke To: "Martin K. Petersen" Cc: Christoph Hellwig , James Bottomley , linux-scsi@vger.kernel.org, Hannes Reinecke Subject: [PATCH 20/37] dc395x: drop internal SCSI message definitions Date: Fri, 4 Dec 2020 11:01:23 +0100 Message-Id: <20201204100140.140863-21-hare@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20201204100140.140863-1-hare@suse.de> References: <20201204100140.140863-1-hare@suse.de> Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Drop the internel SCSI message definitions and use the functions provided by the SPI transport class. Signed-off-by: Hannes Reinecke Reviewed-by: Christoph Hellwig --- drivers/scsi/dc395x.c | 25 ++++++++++--------------- drivers/scsi/dc395x.h | 22 ---------------------- 2 files changed, 10 insertions(+), 37 deletions(-) diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index 7b522ff345d5..b1125012bee0 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -64,6 +64,7 @@ #include #include #include +#include #include "dc395x.h" @@ -1281,11 +1282,7 @@ static void build_sdtr(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, } else if (dcb->sync_offset == 0) dcb->sync_offset = SYNC_NEGO_OFFSET; - *ptr++ = MSG_EXTENDED; /* (01h) */ - *ptr++ = 3; /* length */ - *ptr++ = EXTENDED_SDTR; /* (01h) */ - *ptr++ = dcb->min_nego_period; /* Transfer period (in 4ns) */ - *ptr++ = dcb->sync_offset; /* Transfer period (max. REQ/ACK dist) */ + spi_populate_sync_msg(ptr, dcb->min_nego_period, dcb->sync_offset); srb->msg_count += 5; srb->state |= SRB_DO_SYNC_NEGO; } @@ -1305,10 +1302,7 @@ static void build_wdtr(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, srb->msgout_buf[1]); return; } - *ptr++ = MSG_EXTENDED; /* (01h) */ - *ptr++ = 2; /* length */ - *ptr++ = EXTENDED_WDTR; /* (03h) */ - *ptr++ = wide; + spi_populate_width_msg(ptr, wide); srb->msg_count += 4; srb->state |= SRB_DO_WIDE_NEGO; } @@ -1476,7 +1470,7 @@ static u8 start_scsi(struct AdapterCtlBlk* acb, struct DeviceCtlBlk* dcb, return 1; } /* Send Tag id */ - DC395x_write8(acb, TRM_S1040_SCSI_FIFO, MSG_SIMPLE_QTAG); + DC395x_write8(acb, TRM_S1040_SCSI_FIFO, SIMPLE_QUEUE_TAG); DC395x_write8(acb, TRM_S1040_SCSI_FIFO, tag_number); dcb->tag_mask |= tag_mask; srb->tag_number = tag_number; @@ -1732,8 +1726,9 @@ static void msgout_phase1(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb, if (!srb->msg_count) { dprintkdbg(DBG_0, "msgout_phase1: (0x%p) NOP msg\n", srb->cmd); - DC395x_write8(acb, TRM_S1040_SCSI_FIFO, MSG_NOP); - DC395x_write16(acb, TRM_S1040_SCSI_CONTROL, DO_DATALATCH); /* it's important for atn stop */ + DC395x_write8(acb, TRM_S1040_SCSI_FIFO, NOP); + DC395x_write16(acb, TRM_S1040_SCSI_CONTROL, DO_DATALATCH); + /* it's important for atn stop */ DC395x_write8(acb, TRM_S1040_SCSI_COMMAND, SCMD_FIFO_OUT); return; } @@ -1741,7 +1736,7 @@ static void msgout_phase1(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb, for (i = 0; i < srb->msg_count; i++) DC395x_write8(acb, TRM_S1040_SCSI_FIFO, *ptr++); srb->msg_count = 0; - if (srb->msgout_buf[0] == MSG_ABORT) + if (srb->msgout_buf[0] == ABORT_TASK_SET) srb->state = SRB_ABORT_SENT; DC395x_write8(acb, TRM_S1040_SCSI_COMMAND, SCMD_FIFO_OUT); @@ -2538,7 +2533,7 @@ static struct ScsiReqBlk *msgin_qtag(struct AdapterCtlBlk *acb, srb = acb->tmp_srb; srb->state = SRB_UNEXPECT_RESEL; dcb->active_srb = srb; - srb->msgout_buf[0] = MSG_ABORT_TAG; + srb->msgout_buf[0] = ABORT_TASK; srb->msg_count = 1; DC395x_ENABLE_MSGOUT; dprintkl(KERN_DEBUG, "msgin_qtag: Unknown tag %i - abort\n", tag); @@ -2780,7 +2775,7 @@ static void msgin_phase0(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb, msgin_reject(acb, srb); break; - case MSG_IGNOREWIDE: + case IGNORE_WIDE_RESIDUE: /* Discard wide residual */ dprintkdbg(DBG_0, "msgin_phase0: Ignore Wide Residual!\n"); break; diff --git a/drivers/scsi/dc395x.h b/drivers/scsi/dc395x.h index a7786a6d462e..24a36c046d07 100644 --- a/drivers/scsi/dc395x.h +++ b/drivers/scsi/dc395x.h @@ -172,28 +172,6 @@ #define SYNC_NEGO_OFFSET 15 -/* SCSI MSG BYTE */ -#define MSG_COMPLETE 0x00 -#define MSG_EXTENDED 0x01 -#define MSG_SAVE_PTR 0x02 -#define MSG_RESTORE_PTR 0x03 -#define MSG_DISCONNECT 0x04 -#define MSG_INITIATOR_ERROR 0x05 -#define MSG_ABORT 0x06 -#define MSG_REJECT_ 0x07 -#define MSG_NOP 0x08 -#define MSG_PARITY_ERROR 0x09 -#define MSG_LINK_CMD_COMPL 0x0A -#define MSG_LINK_CMD_COMPL_FLG 0x0B -#define MSG_BUS_RESET 0x0C -#define MSG_ABORT_TAG 0x0D -#define MSG_SIMPLE_QTAG 0x20 -#define MSG_HEAD_QTAG 0x21 -#define MSG_ORDER_QTAG 0x22 -#define MSG_IGNOREWIDE 0x23 -#define MSG_IDENTIFY 0x80 -#define MSG_HOST_ID 0xC0 - /* cmd->result */ #define STATUS_MASK_ 0xFF #define MSG_MASK 0xFF00