From patchwork Tue Nov 17 18:24:28 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ondrej Zary X-Patchwork-Id: 7641071 Return-Path: X-Original-To: patchwork-linux-scsi@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9B0D0BF90C for ; Tue, 17 Nov 2015 18:38:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 98CAE204D2 for ; Tue, 17 Nov 2015 18:38:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8010320458 for ; Tue, 17 Nov 2015 18:38:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932546AbbKQSiY (ORCPT ); Tue, 17 Nov 2015 13:38:24 -0500 Received: from ns.gsystem.sk ([62.176.172.50]:56600 "EHLO gsystem.sk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754589AbbKQSiX (ORCPT ); Tue, 17 Nov 2015 13:38:23 -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 1Zykw1-0006dg-Jh; Tue, 17 Nov 2015 19:24:53 +0100 From: Ondrej Zary To: "Martin K. Petersen" Cc: Christoph Hellwig , linux-scsi@vger.kernel.org Subject: [PATCH 52/52] atp870u: Introduce atp870_init() Date: Tue, 17 Nov 2015 19:24:28 +0100 Message-Id: <1447784668-23713-53-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 Move 870-specific init code to a separate function atp870_init() Signed-off-by: Ondrej Zary --- drivers/scsi/atp870u.c | 104 +++++++++++++++++++++++++----------------------- 1 file changed, 54 insertions(+), 50 deletions(-) diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index 584b90f..8b52a9d 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -1249,6 +1249,57 @@ static void atp_set_host_id(struct atp_unit *atp, u8 c, u8 host_id) atp_writeb_io(atp, c, 0x11, 0x20); } +static void atp870_init(struct Scsi_Host *shpnt) +{ + struct atp_unit *atpdev = shost_priv(shpnt); + struct pci_dev *pdev = atpdev->pdev; + unsigned char k, host_id; + u8 scam_on; + bool wide_chip = + (pdev->device == PCI_DEVICE_ID_ARTOP_AEC7610 && + pdev->revision == 4) || + (pdev->device == PCI_DEVICE_ID_ARTOP_AEC7612UW) || + (pdev->device == PCI_DEVICE_ID_ARTOP_AEC7612SUW); + + pci_read_config_byte(pdev, 0x49, &host_id); + + dev_info(&pdev->dev, "ACARD AEC-671X PCI Ultra/W SCSI-2/3 Host Adapter: IO:%lx, IRQ:%d.\n", + shpnt->io_port, shpnt->irq); + + atpdev->ioport[0] = shpnt->io_port; + atpdev->pciport[0] = shpnt->io_port + 0x20; + host_id &= 0x07; + atpdev->host_id[0] = host_id; + scam_on = atp_readb_pci(atpdev, 0, 2); + atpdev->global_map[0] = atp_readb_base(atpdev, 0x2d); + atpdev->ultra_map[0] = atp_readw_base(atpdev, 0x2e); + + if (atpdev->ultra_map[0] == 0) { + scam_on = 0x00; + atpdev->global_map[0] = 0x20; + atpdev->ultra_map[0] = 0xffff; + } + + if (pdev->revision > 0x07) /* check if atp876 chip */ + atp_writeb_base(atpdev, 0x3e, 0x00); /* enable terminator */ + + k = (atp_readb_base(atpdev, 0x3a) & 0xf3) | 0x10; + atp_writeb_base(atpdev, 0x3a, k); + atp_writeb_base(atpdev, 0x3a, k & 0xdf); + mdelay(32); + atp_writeb_base(atpdev, 0x3a, k); + mdelay(32); + atp_set_host_id(atpdev, 0, host_id); + + tscam(shpnt, wide_chip, scam_on); + atp_writeb_base(atpdev, 0x3a, atp_readb_base(atpdev, 0x3a) | 0x10); + atp_is(atpdev, 0, wide_chip, 0); + atp_writeb_base(atpdev, 0x3a, atp_readb_base(atpdev, 0x3a) & 0xef); + atp_writeb_base(atpdev, 0x3b, atp_readb_base(atpdev, 0x3b) | 0x20); + shpnt->max_id = wide_chip ? 16 : 8; + shpnt->this_id = host_id; +} + static void atp880_init(struct Scsi_Host *shpnt) { struct atp_unit *atpdev = shost_priv(shpnt); @@ -1445,9 +1496,6 @@ static void atp885_init(struct Scsi_Host *shpnt) /* return non-zero on detection */ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { - unsigned char k; - unsigned int error; - unsigned char host_id; struct Scsi_Host *shpnt = NULL; struct atp_unit *atpdev; int err; @@ -1500,53 +1548,9 @@ static int atp870u_probe(struct pci_dev *pdev, const struct pci_device_id *ent) atp880_init(shpnt); else if (is885(atpdev)) atp885_init(shpnt); - else { - u8 scam_on; - bool wide_chip = - (ent->device == PCI_DEVICE_ID_ARTOP_AEC7610 && - pdev->revision == 4) || - (ent->device == PCI_DEVICE_ID_ARTOP_AEC7612UW) || - (ent->device == PCI_DEVICE_ID_ARTOP_AEC7612SUW); - error = pci_read_config_byte(pdev, 0x49, &host_id); - - printk(KERN_INFO " ACARD AEC-671X PCI Ultra/W SCSI-2/3 Host Adapter: " - "IO:%lx, IRQ:%d.\n", shpnt->io_port, shpnt->irq); - - atpdev->ioport[0] = shpnt->io_port; - atpdev->pciport[0] = shpnt->io_port + 0x20; - host_id &= 0x07; - atpdev->host_id[0] = host_id; - scam_on = atp_readb_pci(atpdev, 0, 2); - atpdev->global_map[0] = atp_readb_base(atpdev, 0x2d); - atpdev->ultra_map[0] = atp_readw_base(atpdev, 0x2e); - - if (atpdev->ultra_map[0] == 0) { - scam_on = 0x00; - atpdev->global_map[0] = 0x20; - atpdev->ultra_map[0] = 0xffff; - } - - if (pdev->revision > 0x07) /* check if atp876 chip then enable terminator */ - atp_writeb_base(atpdev, 0x3e, 0x00); - - k = (atp_readb_base(atpdev, 0x3a) & 0xf3) | 0x10; - atp_writeb_base(atpdev, 0x3a, k); - atp_writeb_base(atpdev, 0x3a, k & 0xdf); - mdelay(32); - atp_writeb_base(atpdev, 0x3a, k); - mdelay(32); - atp_set_host_id(atpdev, 0, host_id); - - - tscam(shpnt, wide_chip, scam_on); - atp_writeb_base(atpdev, 0x3a, atp_readb_base(atpdev, 0x3a) | 0x10); - atp_is(atpdev, 0, wide_chip, 0); - atp_writeb_base(atpdev, 0x3a, atp_readb_base(atpdev, 0x3a) & 0xef); - atp_writeb_base(atpdev, 0x3b, atp_readb_base(atpdev, 0x3b) | 0x20); - shpnt->max_id = wide_chip ? 16 : 8; - shpnt->this_id = host_id; - - } + else + atp870_init(shpnt); + err = request_irq(shpnt->irq, atp870u_intr_handle, IRQF_SHARED, "atp870u", shpnt); if (err) { dev_err(&pdev->dev, "Unable to allocate IRQ %d.\n", shpnt->irq);