blob: 248b159d9945606e3dfa475606b7ecb63a68164b (
plain)
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
|
# Copyright (c) 2007-2008 Roy Marples <roy@marples.name>
# All rights reserved. Released under the 2-clause BSD license.
_config_vars="$_config_vars ccwgroup"
ccwgroup_depend()
{
before interface
}
ccwgroup_load_modules()
{
# make sure we have ccwgroup support or this is a crap shoot
if [ ! -d /sys/bus/ccwgroup ] ; then
modprobe -q ccwgroup
if [ ! -d /sys/bus/ccwgroup ] ; then
eerror "ccwgroup support missing in kernel"
return 1
fi
fi
# verify the specific interface is supported
if [ ! -d /sys/bus/ccwgroup/drivers/$1 ] ; then
modprobe $1 >& /dev/null
if [ ! -d /sys/bus/ccwgroup/drivers/$1 ] ; then
eerror "$1 support missing in kernel"
return 1
fi
fi
return 0
}
ccwgroup_pre_start()
{
local ccwgroup="$(_get_array "ccwgroup_${IFVAR}")"
[ -z "${ccwgroup}" ] && return 0
local ccw_type
eval ccw_type=\${ccwgroup_type_${IFVAR}:-qeth}
ccwgroup_load_modules ${ccw_type} || return 1
einfo "Enabling ccwgroup/${ccw_type} on ${IFACE}"
set -- ${ccwgroup}
local first=$1; shift
if [ -e /sys/devices/${ccw_type}/${first}/online ]; then
echo "0" >/sys/devices/${ccw_type}/${first}/online
else
echo "${first}$(printf ',%s' "$@")" >/sys/bus/ccwgroup/drivers/${ccw_type}/group
fi
local var val
for var in $(_get_array "ccwgroup_opts_${IFVAR}") online=1 ; do
val=${var#*=}
var=${var%%=*}
echo "${val}" > /sys/devices/${ccw_type}/${first}/${var}
done
eend $?
}
ccwgroup_pre_stop()
{
local path="/sys/class/net/${IFACE}"
# Erase any existing ccwgroup to be safe
service_set_value ccwgroup_device ""
service_set_value ccwgroup_type ""
[ ! -L "${path}"/device/driver ] && return 0
case "$(readlink "${path}"/device/driver)" in
*/bus/ccwgroup/*) ;;
*) return 0;;
esac
local device
device="$(readlink "${path}"/device)"
device=${device##*/}
service_set_value ccwgroup_device "${device}"
device="$(readlink "${path}"/device/driver)"
device=${device##*/}
service_set_value ccwgroup_type "${device}"
}
ccwgroup_post_stop()
{
local device="$(service_get_value ccwgroup_device)"
[ -z "${device}" ] && return 0
local ccw_type="$(service_get_value ccwgroup_type)"
einfo "Disabling ccwgroup/${ccw_type} on ${IFACE}"
echo "0" >/sys/devices/${ccw_type}/"${device}"/online
echo "1" >/sys/devices/${ccw_type}/"${device}"/ungroup
eend $?
}
|
