1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
/* Copyright 2008-2012 Freescale Semiconductor, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Freescale Semiconductor nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``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 Freescale Semiconductor 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.
*/
/*
* DPA Offloading driver implementation
*/
#include <linux/module.h>
#include "dpa_offload_module.h"
#include "wrp_dpa_classifier.h"
#include "wrp_dpa_ipsec.h"
#include "wrp_dpa_stats.h"
static int __init dpa_offload_drv_init(void)
{
int err;
/* Initialize DPA Classifier wrapper to listen to [ioctl] calls */
err = wrp_dpa_classif_init();
if (err == 0)
printk(KERN_INFO"DPA Classifier Driver initialized.\n");
else {
printk(KERN_ERR"DPA Classifier Driver failed to initialize.\n");
return err;
}
/* Initialize DPA IPSec wrapper to listen to [ioctl] calls */
err = wrp_dpa_ipsec_init();
if (err == 0)
printk(KERN_INFO"DPA IPSec Driver initialized.\n");
else {
printk(KERN_ERR"DPA IPSec Driver failed to initialize.\n");
return err;
}
/* Initialize DPA Stats wrapper to listen to [ioctl] calls */
err = wrp_dpa_stats_init();
if (err == 0)
printk(KERN_INFO"DPA Stats Driver initialized.\n");
else {
printk(KERN_ERR"DPA Stats Driver failed to initialize.\n");
return err;
}
return err;
}
module_init(dpa_offload_drv_init);
static void __exit dpa_offload_drv_exit(void)
{
/* Shut down DPA Classifier wrapper */
if (wrp_dpa_classif_exit() < 0)
printk(KERN_ERR"DPA Classifier Driver failed to unload.\n");
else
printk(KERN_INFO"DPA Classifier Driver unloaded.\n");
/* Shut down DPA IPSec wrapper */
if (wrp_dpa_ipsec_exit() < 0)
printk(KERN_ERR"DPA IPSec Driver failed to unload.\n");
else
printk(KERN_INFO"INFO: DPA IPSec Driver unloaded.\n");
/* Shut down DPA Stats wrapper */
if (wrp_dpa_stats_exit() < 0)
printk(KERN_ERR"DPA Stats Driver failed to unload.\n");
else
printk(KERN_INFO"INFO: DPA Stats Driver unloaded.\n");
}
module_exit(dpa_offload_drv_exit);
MODULE_AUTHOR("Freescale, <freescale.com>");
MODULE_DESCRIPTION("DPA Offloading Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
|
