FreeBSD/Linux Kernel Cross Reference
sys/dev/qlxgb/qla_ioctl.c

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2011-2013 Qlogic Corporation
      * All rights reserved.
      *
      *  Redistribution and use in source and binary forms, with or without
      *  modification, are permitted provided that the following conditions
      *  are met:
     *
     *  1. Redistributions of source code must retain the above copyright
     *     notice, this list of conditions and the following disclaimer.
     *  2. Redistributions in binary form must reproduce the above copyright
     *     notice, this list of conditions and the following disclaimer in the
     *     documentation and/or other materials provided with the distribution.
     *
     *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
     *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
     *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     *  POSSIBILITY OF SUCH DAMAGE.
     */
    /*
     * File: qla_ioctl.c
     * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
     */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD$");
    
    #include "qla_os.h"
    #include "qla_reg.h"
    #include "qla_hw.h"
    #include "qla_def.h"
    #include "qla_reg.h"
    #include "qla_inline.h"
    #include "qla_glbl.h"
    #include "qla_ioctl.h"
    
    static struct cdevsw qla_cdevsw = {
            .d_version = D_VERSION,
            .d_ioctl = qla_eioctl,
            .d_name = "qlcnic",
    };
    
    int
    qla_make_cdev(qla_host_t *ha)
    {
            ha->ioctl_dev = make_dev(&qla_cdevsw,
                                    ha->ifp->if_dunit,
                                    UID_ROOT,
                                    GID_WHEEL,
                                    0600,
                                    "%s",
                                    if_name(ha->ifp));
    
            if (ha->ioctl_dev == NULL)
                    return (-1);
    
            ha->ioctl_dev->si_drv1 = ha;
    
            return (0);
    }
    
    void
    qla_del_cdev(qla_host_t *ha)
    {
            if (ha->ioctl_dev != NULL)
                    destroy_dev(ha->ioctl_dev);
            return;
    }
    
    int
    qla_eioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag,
            struct thread *td)
    {
            qla_host_t *ha;
            int rval = 0;
            qla_reg_val_t *rv;
            qla_rd_flash_t *rdf;
            qla_wr_flash_t *wrf;
            qla_rd_pci_ids_t *pci_ids;
            device_t pci_dev;
    
            if ((ha = (qla_host_t *)dev->si_drv1) == NULL)
                    return ENXIO;
    
            pci_dev= ha->pci_dev;
    
            switch(cmd) {
            case QLA_RDWR_REG:
    
                    rv = (qla_reg_val_t *)data;
   
                   if (rv->direct) {
                           if (rv->rd) {
                                   rv->val = READ_OFFSET32(ha, rv->reg);
                           } else {
                                   WRITE_OFFSET32(ha, rv->reg, rv->val);
                           }
                   } else {
                           if ((rval = qla_rdwr_indreg32(ha, rv->reg, &rv->val,
                                   rv->rd)))
                                   rval = ENXIO;
                   }
                   break;
   
           case QLA_RD_FLASH:
                   rdf = (qla_rd_flash_t *)data;
                   if ((rval = qla_rd_flash32(ha, rdf->off, &rdf->data)))
                           rval = ENXIO;
                   break;
   
           case QLA_WR_FLASH:
                   wrf = (qla_wr_flash_t *)data;
                   if ((rval = qla_wr_flash_buffer(ha, wrf->off, wrf->size,
                                           wrf->buffer, wrf->pattern)))
                           rval = ENXIO;
                   break;
   
           case QLA_ERASE_FLASH:
                   if (qla_erase_flash(ha, ((qla_erase_flash_t *)data)->off,
                           ((qla_erase_flash_t *)data)->size))
                           rval = ENXIO;
                   break;
   
           case QLA_RD_PCI_IDS:
                   pci_ids = (qla_rd_pci_ids_t *)data;
                   pci_ids->ven_id = pci_get_vendor(pci_dev);
                   pci_ids->dev_id = pci_get_device(pci_dev);
                   pci_ids->subsys_ven_id = pci_get_subvendor(pci_dev);
                   pci_ids->subsys_dev_id = pci_get_subdevice(pci_dev);
                   pci_ids->rev_id = pci_read_config(pci_dev, PCIR_REVID, 1);
                   break;
                   
           default:
                   break;
           }
   
           return rval;
   }

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