1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2011-2013 Qlogic Corporation 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29 /* 30 * File: qla_ioctl.c 31 * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656. 32 */ 33 34 #include <sys/cdefs.h> 35 #include "qla_os.h" 36 #include "qla_reg.h" 37 #include "qla_hw.h" 38 #include "qla_def.h" 39 #include "qla_reg.h" 40 #include "qla_inline.h" 41 #include "qla_glbl.h" 42 #include "qla_ioctl.h" 43 44 static struct cdevsw qla_cdevsw = { 45 .d_version = D_VERSION, 46 .d_ioctl = qla_eioctl, 47 .d_name = "qlcnic", 48 }; 49 50 int 51 qla_make_cdev(qla_host_t *ha) 52 { 53 ha->ioctl_dev = make_dev(&qla_cdevsw, 54 if_getdunit(ha->ifp), 55 UID_ROOT, 56 GID_WHEEL, 57 0600, 58 "%s", 59 if_name(ha->ifp)); 60 61 if (ha->ioctl_dev == NULL) 62 return (-1); 63 64 ha->ioctl_dev->si_drv1 = ha; 65 66 return (0); 67 } 68 69 void 70 qla_del_cdev(qla_host_t *ha) 71 { 72 if (ha->ioctl_dev != NULL) 73 destroy_dev(ha->ioctl_dev); 74 return; 75 } 76 77 int 78 qla_eioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 79 struct thread *td) 80 { 81 qla_host_t *ha; 82 int rval = 0; 83 qla_reg_val_t *rv; 84 qla_rd_flash_t *rdf; 85 qla_wr_flash_t *wrf; 86 qla_rd_pci_ids_t *pci_ids; 87 device_t pci_dev; 88 89 if ((ha = (qla_host_t *)dev->si_drv1) == NULL) 90 return ENXIO; 91 92 pci_dev= ha->pci_dev; 93 94 switch(cmd) { 95 case QLA_RDWR_REG: 96 97 rv = (qla_reg_val_t *)data; 98 99 if (rv->direct) { 100 if (rv->rd) { 101 rv->val = READ_OFFSET32(ha, rv->reg); 102 } else { 103 WRITE_OFFSET32(ha, rv->reg, rv->val); 104 } 105 } else { 106 if ((rval = qla_rdwr_indreg32(ha, rv->reg, &rv->val, 107 rv->rd))) 108 rval = ENXIO; 109 } 110 break; 111 112 case QLA_RD_FLASH: 113 rdf = (qla_rd_flash_t *)data; 114 if ((rval = qla_rd_flash32(ha, rdf->off, &rdf->data))) 115 rval = ENXIO; 116 break; 117 118 case QLA_WR_FLASH: 119 wrf = (qla_wr_flash_t *)data; 120 if ((rval = qla_wr_flash_buffer(ha, wrf->off, wrf->size, 121 wrf->buffer, wrf->pattern))) 122 rval = ENXIO; 123 break; 124 125 case QLA_ERASE_FLASH: 126 if (qla_erase_flash(ha, ((qla_erase_flash_t *)data)->off, 127 ((qla_erase_flash_t *)data)->size)) 128 rval = ENXIO; 129 break; 130 131 case QLA_RD_PCI_IDS: 132 pci_ids = (qla_rd_pci_ids_t *)data; 133 pci_ids->ven_id = pci_get_vendor(pci_dev); 134 pci_ids->dev_id = pci_get_device(pci_dev); 135 pci_ids->subsys_ven_id = pci_get_subvendor(pci_dev); 136 pci_ids->subsys_dev_id = pci_get_subdevice(pci_dev); 137 pci_ids->rev_id = pci_read_config(pci_dev, PCIR_REVID, 1); 138 break; 139 140 default: 141 break; 142 } 143 144 return rval; 145 } 146