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/* * Adaptec AAC series RAID controller driver * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * * Copyright (c) 2000-2010 Adaptec, Inc. * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; see the file COPYING. If not, write to * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. * * Module Name: * nark.c * * Abstract: Hardware Device Interface for NEMER/ARK * */ #include <linux/pci.h> #include <linux/blkdev.h> #include <scsi/scsi_host.h> #include "aacraid.h" /** * aac_nark_ioremap * @size: mapping resize request * */ static int aac_nark_ioremap(struct aac_dev * dev, u32 size) { if (!size) { iounmap(dev->regs.rx); dev->regs.rx = NULL; iounmap(dev->base); dev->base = NULL; return 0; } dev->base_start = pci_resource_start(dev->pdev, 2); dev->regs.rx = ioremap((u64)pci_resource_start(dev->pdev, 0) | ((u64)pci_resource_start(dev->pdev, 1) << 32), sizeof(struct rx_registers) - sizeof(struct rx_inbound)); dev->base = NULL; if (dev->regs.rx == NULL) return -1; dev->base = ioremap(dev->base_start, size); if (dev->base == NULL) { iounmap(dev->regs.rx); dev->regs.rx = NULL; return -1; } dev->IndexRegs = &((struct rx_registers __iomem *)dev->base)->IndexRegs; return 0; } /** * aac_nark_init - initialize an NEMER/ARK Split Bar card * @dev: device to configure * */ int aac_nark_init(struct aac_dev * dev) { /* * Fill in the function dispatch table. */ dev->a_ops.adapter_ioremap = aac_nark_ioremap; dev->a_ops.adapter_comm = aac_rx_select_comm; return _aac_rx_init(dev); }
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