From patchwork Tue Nov 17 18:23:37 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ondrej Zary X-Patchwork-Id: 7640361 Return-Path: X-Original-To: patchwork-linux-scsi@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 443259F2EC for ; Tue, 17 Nov 2015 18:25:01 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id EE717204CF for ; Tue, 17 Nov 2015 18:24:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CA110204AD for ; Tue, 17 Nov 2015 18:24:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754526AbbKQSYv (ORCPT ); Tue, 17 Nov 2015 13:24:51 -0500 Received: from ns.gsystem.sk ([62.176.172.50]:56410 "EHLO gsystem.sk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754488AbbKQSYr (ORCPT ); Tue, 17 Nov 2015 13:24:47 -0500 Received: from stip-static-68.213-81-217.telecom.sk ([213.81.217.68] helo=gsql.ggedos.sk) by gsystem.sk with esmtpsa (TLS1.1:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1Zykvs-0006dg-DJ; Tue, 17 Nov 2015 19:24:44 +0100 From: Ondrej Zary To: "Martin K. Petersen" Cc: Christoph Hellwig , linux-scsi@vger.kernel.org Subject: [PATCH 01/52] atp870u: Remove workport Date: Tue, 17 Nov 2015 19:23:37 +0100 Message-Id: <1447784668-23713-2-git-send-email-linux@rainbow-software.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1447784668-23713-1-git-send-email-linux@rainbow-software.org> References: <1447784668-23713-1-git-send-email-linux@rainbow-software.org> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Remove workport temporary variable to simplify the code. Signed-off-by: Ondrej Zary --- drivers/scsi/atp870u.c | 59 +++++++++++++++++++++++------------------------- 1 file changed, 28 insertions(+), 31 deletions(-) diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index 05301bc..3db9d0c 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -51,7 +51,7 @@ static irqreturn_t atp870u_intr_handle(int irq, void *dev_id) unsigned char i, j, c, target_id, lun,cmdp; unsigned char *prd; struct scsi_cmnd *workreq; - unsigned int workport, tmport, tmport1; + unsigned int tmport, tmport1; unsigned long adrcnt, k; #ifdef ED_DBGP unsigned long l; @@ -76,10 +76,9 @@ ch_sel: #endif dev->in_int[c] = 1; cmdp = inb(dev->ioport[c] + 0x10); - workport = dev->ioport[c]; if (dev->working[c] != 0) { if (dev->dev_id == ATP885_DEVID) { - tmport1 = workport + 0x16; + tmport1 = dev->ioport[c] + 0x16; if ((inb(tmport1) & 0x80) == 0) outb((inb(tmport1) | 0x80), tmport1); } @@ -160,7 +159,7 @@ stop_dma: * Flip wide */ if (dev->wide_id[c] != 0) { - tmport = workport + 0x1b; + tmport = dev->ioport[c] + 0x1b; outb(0x01, tmport); while ((inb(tmport) & 0x01) != 0x01) { outb(0x01, tmport); @@ -276,9 +275,9 @@ stop_dma: if (dev->dev_id == ATP885_DEVID) { j = inb(dev->baseport + 0x29) & 0xfe; outb(j, dev->baseport + 0x29); - tmport = workport + 0x16; + tmport = dev->ioport[c] + 0x16; } else { - tmport = workport + 0x10; + tmport = dev->ioport[c] + 0x10; outb(0x45, tmport); tmport += 0x06; } @@ -293,7 +292,7 @@ stop_dma: target_id &= 0x07; } if (dev->dev_id == ATP885_DEVID) { - tmport = workport + 0x10; + tmport = dev->ioport[c] + 0x10; outb(0x45, tmport); } workreq = dev->id[c][target_id].curr_req; @@ -304,7 +303,7 @@ stop_dma: printk("\n"); #endif - tmport = workport + 0x0f; + tmport = dev->ioport[c] + 0x0f; outb(lun, tmport); tmport += 0x02; outb(dev->id[c][target_id].devsp, tmport++); @@ -338,21 +337,21 @@ stop_dma: outb(i,tmpcip); } else if ((dev->dev_id == ATP880_DEVID1) || (dev->dev_id == ATP880_DEVID2) ) { - tmport = workport - 0x05; + tmport = dev->ioport[c] - 0x05; if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) { outb((unsigned char) ((inb(tmport) & 0x3f) | 0xc0), tmport); } else { outb((unsigned char) (inb(tmport) & 0x3f), tmport); } } else { - tmport = workport + 0x3a; + tmport = dev->ioport[c] + 0x3a; if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) { outb((unsigned char) ((inb(tmport) & 0xf3) | 0x08), tmport); } else { outb((unsigned char) (inb(tmport) & 0xf3), tmport); } } - tmport = workport + 0x1b; + tmport = dev->ioport[c] + 0x1b; j = 0; id = 1; id = id << target_id; @@ -367,7 +366,7 @@ stop_dma: outb(j,tmport); } if (dev->id[c][target_id].last_len == 0) { - tmport = workport + 0x18; + tmport = dev->ioport[c] + 0x18; outb(0x08, tmport); dev->in_int[c] = 0; #ifdef ED_DBGP @@ -414,7 +413,7 @@ stop_dma: outb(0x00, tmpcip); tmpcip -= 0x02; } - tmport = workport + 0x18; + tmport = dev->ioport[c] + 0x18; /* * Check transfer direction */ @@ -488,7 +487,7 @@ go_42: * Take it back wide */ if (dev->wide_id[c] != 0) { - tmport = workport + 0x1b; + tmport = dev->ioport[c] + 0x1b; outb(0x01, tmport); while ((inb(tmport) & 0x01) != 0x01) { outb(0x01, tmport); @@ -523,7 +522,7 @@ go_42: outb(0x06, tmpcip); outb(0x00, tmpcip); tmpcip = tmpcip - 2; - tmport = workport + 0x10; + tmport = dev->ioport[c] + 0x10; outb(0x41, tmport); if (dev->dev_id == ATP885_DEVID) { tmport += 2; @@ -549,7 +548,7 @@ go_42: outb(0x06, tmpcip); outb(0x00, tmpcip); tmpcip = tmpcip - 2; - tmport = workport + 0x10; + tmport = dev->ioport[c] + 0x10; outb(0x41, tmport); if (dev->dev_id == ATP885_DEVID) { tmport += 2; @@ -584,7 +583,7 @@ go_42: dev->in_int[c] = 0; goto handled; } else { -// tmport = workport + 0x17; +// tmport = dev->ioport[c] + 0x17; // inb(tmport); // dev->working[c] = 0; dev->in_int[c] = 0; @@ -713,7 +712,6 @@ static void send_s870(struct atp_unit *dev,unsigned char c) unsigned char *prd; unsigned short int tmpcip, w; unsigned long l, bttl = 0; - unsigned int workport; unsigned long sg_count; if (dev->in_snd[c] != 0) { @@ -759,12 +757,11 @@ static void send_s870(struct atp_unit *dev,unsigned char c) dev->in_snd[c] = 0; return; cmd_subp: - workport = dev->ioport[c]; - tmport = workport + 0x1f; + tmport = dev->ioport[c] + 0x1f; if ((inb(tmport) & 0xb0) != 0) { goto abortsnd; } - tmport = workport + 0x1c; + tmport = dev->ioport[c] + 0x1c; if (inb(tmport) == 0) { goto oktosend; } @@ -800,7 +797,7 @@ oktosend: l = 0; } - tmport = workport + 0x1b; + tmport = dev->ioport[c] + 0x1b; j = 0; target_id = scmd_id(workreq); @@ -823,7 +820,7 @@ oktosend: * Write the command */ - tmport = workport; + tmport = dev->ioport[c]; outb(workreq->cmd_len, tmport++); outb(0x2c, tmport++); if (dev->dev_id == ATP885_DEVID) { @@ -834,7 +831,7 @@ oktosend: for (i = 0; i < workreq->cmd_len; i++) { outb(workreq->cmnd[i], tmport++); } - tmport = workport + 0x0f; + tmport = dev->ioport[c] + 0x0f; outb(workreq->device->lun, tmport); tmport += 0x02; /* @@ -874,11 +871,11 @@ oktosend: } outb((unsigned char) (inb(tmport) | 0x80), tmport); outb(0x80, tmport); - tmport = workport + 0x1c; + tmport = dev->ioport[c] + 0x1c; dev->id[c][target_id].dirct = 0; if (l == 0) { if (inb(tmport) == 0) { - tmport = workport + 0x18; + tmport = dev->ioport[c] + 0x18; #ifdef ED_DBGP printk("change SCSI_CMD_REG 0x08\n"); #endif @@ -947,7 +944,7 @@ oktosend: } else if ((dev->dev_id == ATP880_DEVID1) || (dev->dev_id == ATP880_DEVID2)) { tmpcip =tmpcip -2; - tmport = workport - 0x05; + tmport = dev->ioport[c] - 0x05; if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) { outb((unsigned char) ((inb(tmport) & 0x3f) | 0xc0), tmport); } else { @@ -955,19 +952,19 @@ oktosend: } } else { tmpcip =tmpcip -2; - tmport = workport + 0x3a; + tmport = dev->ioport[c] + 0x3a; if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) { outb((inb(tmport) & 0xf3) | 0x08, tmport); } else { outb(inb(tmport) & 0xf3, tmport); } } - tmport = workport + 0x1c; + tmport = dev->ioport[c] + 0x1c; if(workreq->sc_data_direction == DMA_TO_DEVICE) { dev->id[c][target_id].dirct = 0x20; if (inb(tmport) == 0) { - tmport = workport + 0x18; + tmport = dev->ioport[c] + 0x18; outb(0x08, tmport); outb(0x01, tmpcip); #ifdef ED_DBGP @@ -980,7 +977,7 @@ oktosend: return; } if (inb(tmport) == 0) { - tmport = workport + 0x18; + tmport = dev->ioport[c] + 0x18; outb(0x08, tmport); outb(0x09, tmpcip); #ifdef ED_DBGP