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
qla_make_cdev(qla_host_t * ha)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
qla_del_cdev(qla_host_t * ha)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
qla_eioctl(struct cdev * dev,u_long cmd,caddr_t data,int fflag,struct thread * td)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