init: set nr_cpu_ids before setup_per_cpu_areas()
[deliverable/linux.git] / net / mac80211 / Kconfig
1 config MAC80211
2 tristate "Generic IEEE 802.11 Networking Stack (mac80211)"
3 depends on CFG80211
4 select CRYPTO
5 select CRYPTO_ECB
6 select CRYPTO_ARC4
7 select CRYPTO_AES
8 select CRC32
9 select WIRELESS_EXT
10 ---help---
11 This option enables the hardware independent IEEE 802.11
12 networking stack.
13
14 comment "CFG80211 needs to be enabled for MAC80211"
15 depends on CFG80211=n
16
17 config MAC80211_DEFAULT_PS
18 bool "enable powersave by default"
19 depends on MAC80211
20 default y
21 help
22 This option enables powersave mode by default.
23
24 If this causes your applications to misbehave you should fix your
25 applications instead -- they need to register their network
26 latency requirement, see Documentation/power/pm_qos_interface.txt.
27
28 config MAC80211_DEFAULT_PS_VALUE
29 int
30 default 1 if MAC80211_DEFAULT_PS
31 default 0
32
33 menu "Rate control algorithm selection"
34 depends on MAC80211 != n
35
36 config MAC80211_RC_PID
37 bool "PID controller based rate control algorithm" if EMBEDDED
38 ---help---
39 This option enables a TX rate control algorithm for
40 mac80211 that uses a PID controller to select the TX
41 rate.
42
43 config MAC80211_RC_MINSTREL
44 bool "Minstrel" if EMBEDDED
45 default y
46 ---help---
47 This option enables the 'minstrel' TX rate control algorithm
48
49 choice
50 prompt "Default rate control algorithm"
51 default MAC80211_RC_DEFAULT_MINSTREL
52 ---help---
53 This option selects the default rate control algorithm
54 mac80211 will use. Note that this default can still be
55 overridden through the ieee80211_default_rc_algo module
56 parameter if different algorithms are available.
57
58 config MAC80211_RC_DEFAULT_PID
59 bool "PID controller based rate control algorithm"
60 depends on MAC80211_RC_PID
61 ---help---
62 Select the PID controller based rate control as the
63 default rate control algorithm. You should choose
64 this unless you know what you are doing.
65
66 config MAC80211_RC_DEFAULT_MINSTREL
67 bool "Minstrel"
68 depends on MAC80211_RC_MINSTREL
69 ---help---
70 Select Minstrel as the default rate control algorithm.
71
72
73 endchoice
74
75 config MAC80211_RC_DEFAULT
76 string
77 default "minstrel" if MAC80211_RC_DEFAULT_MINSTREL
78 default "pid" if MAC80211_RC_DEFAULT_PID
79 default ""
80
81 endmenu
82
83 config MAC80211_MESH
84 bool "Enable mac80211 mesh networking (pre-802.11s) support"
85 depends on MAC80211 && EXPERIMENTAL
86 depends on BROKEN
87 ---help---
88 This options enables support of Draft 802.11s mesh networking.
89 The implementation is based on Draft 1.08 of the Mesh Networking
90 amendment. For more information visit http://o11s.org/.
91
92
93 config MAC80211_LEDS
94 bool "Enable LED triggers"
95 depends on MAC80211
96 select NEW_LEDS
97 select LEDS_TRIGGERS
98 ---help---
99 This option enables a few LED triggers for different
100 packet receive/transmit events.
101
102 config MAC80211_DEBUGFS
103 bool "Export mac80211 internals in DebugFS"
104 depends on MAC80211 && DEBUG_FS
105 ---help---
106 Select this to see extensive information about
107 the internal state of mac80211 in debugfs.
108
109 Say N unless you know you need this.
110
111 menuconfig MAC80211_DEBUG_MENU
112 bool "Select mac80211 debugging features"
113 depends on MAC80211
114 ---help---
115 This option collects various mac80211 debug settings.
116
117 config MAC80211_DEBUG_PACKET_ALIGNMENT
118 bool "Enable packet alignment debugging"
119 depends on MAC80211_DEBUG_MENU
120 ---help---
121 This option is recommended for driver authors and strongly
122 discouraged for everybody else, it will trigger a warning
123 when a driver hands mac80211 a buffer that is aligned in
124 a way that will cause problems with the IP stack on some
125 architectures.
126
127 Say N unless you're writing a mac80211 based driver.
128
129 config MAC80211_NOINLINE
130 bool "Do not inline TX/RX handlers"
131 depends on MAC80211_DEBUG_MENU
132 ---help---
133 This option affects code generation in mac80211, when
134 selected some functions are marked "noinline" to allow
135 easier debugging of problems in the transmit and receive
136 paths.
137
138 This option increases code size a bit and inserts a lot
139 of function calls in the code, but is otherwise safe to
140 enable.
141
142 If unsure, say N unless you expect to be finding problems
143 in mac80211.
144
145 config MAC80211_VERBOSE_DEBUG
146 bool "Verbose debugging output"
147 depends on MAC80211_DEBUG_MENU
148 ---help---
149 Selecting this option causes mac80211 to print out
150 many debugging messages. It should not be selected
151 on production systems as some of the messages are
152 remotely triggerable.
153
154 Do not select this option.
155
156 config MAC80211_HT_DEBUG
157 bool "Verbose HT debugging"
158 depends on MAC80211_DEBUG_MENU
159 ---help---
160 This option enables 802.11n High Throughput features
161 debug tracing output.
162
163 It should not be selected on production systems as some
164 of the messages are remotely triggerable.
165
166 Do not select this option.
167
168 config MAC80211_TKIP_DEBUG
169 bool "Verbose TKIP debugging"
170 depends on MAC80211_DEBUG_MENU
171 ---help---
172 Selecting this option causes mac80211 to print out
173 very verbose TKIP debugging messages. It should not
174 be selected on production systems as those messages
175 are remotely triggerable.
176
177 Do not select this option.
178
179 config MAC80211_IBSS_DEBUG
180 bool "Verbose IBSS debugging"
181 depends on MAC80211_DEBUG_MENU
182 ---help---
183 Selecting this option causes mac80211 to print out
184 very verbose IBSS debugging messages. It should not
185 be selected on production systems as those messages
186 are remotely triggerable.
187
188 Do not select this option.
189
190 config MAC80211_VERBOSE_PS_DEBUG
191 bool "Verbose powersave mode debugging"
192 depends on MAC80211_DEBUG_MENU
193 ---help---
194 Selecting this option causes mac80211 to print out very
195 verbose power save mode debugging messages (when mac80211
196 is an AP and has power saving stations.)
197 It should not be selected on production systems as those
198 messages are remotely triggerable.
199
200 Do not select this option.
201
202 config MAC80211_VERBOSE_MPL_DEBUG
203 bool "Verbose mesh peer link debugging"
204 depends on MAC80211_DEBUG_MENU
205 depends on MAC80211_MESH
206 ---help---
207 Selecting this option causes mac80211 to print out very
208 verbose mesh peer link debugging messages (when mac80211
209 is taking part in a mesh network).
210 It should not be selected on production systems as those
211 messages are remotely triggerable.
212
213 Do not select this option.
214
215 config MAC80211_DEBUG_COUNTERS
216 bool "Extra statistics for TX/RX debugging"
217 depends on MAC80211_DEBUG_MENU
218 depends on MAC80211_DEBUGFS
219 ---help---
220 Selecting this option causes mac80211 to keep additional
221 and very verbose statistics about TX and RX handler use
222 and show them in debugfs.
223
224 If unsure, say N.
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