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TOMOYO Linux Cross Reference
Linux/net/wireless/Kconfig

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Diff markup

Differences between /net/wireless/Kconfig (Version linux-6.12-rc7) and /net/wireless/Kconfig (Version linux-5.2.21)


  1 # SPDX-License-Identifier: GPL-2.0-only             1 # SPDX-License-Identifier: GPL-2.0-only
  2 config WIRELESS_EXT                                 2 config WIRELESS_EXT
  3         bool                                        3         bool
  4                                                     4 
  5 config WEXT_CORE                                    5 config WEXT_CORE
  6         def_bool y                                  6         def_bool y
  7         depends on CFG80211_WEXT || WIRELESS_E      7         depends on CFG80211_WEXT || WIRELESS_EXT
  8                                                     8 
  9 config WEXT_PROC                                    9 config WEXT_PROC
 10         def_bool y                                 10         def_bool y
 11         depends on PROC_FS                         11         depends on PROC_FS
 12         depends on WEXT_CORE                       12         depends on WEXT_CORE
 13                                                    13 
 14 config WEXT_SPY                                    14 config WEXT_SPY
 15         bool                                       15         bool
 16                                                    16 
 17 config WEXT_PRIV                                   17 config WEXT_PRIV
 18         bool                                       18         bool
 19                                                    19 
 20 config CFG80211                                    20 config CFG80211
 21         tristate "cfg80211 - wireless configur     21         tristate "cfg80211 - wireless configuration API"
 22         depends on RFKILL || !RFKILL               22         depends on RFKILL || !RFKILL
 23         select FW_LOADER                           23         select FW_LOADER
 24         select CRC32                           << 
 25         # may need to update this when certifi     24         # may need to update this when certificates are changed and are
 26         # using a different algorithm, though      25         # using a different algorithm, though right now they shouldn't
 27         # (this is here rather than below to a     26         # (this is here rather than below to allow it to be a module)
 28         select CRYPTO_SHA256 if CFG80211_USE_K     27         select CRYPTO_SHA256 if CFG80211_USE_KERNEL_REGDB_KEYS
 29         help                                   !!  28         ---help---
 30           cfg80211 is the Linux wireless LAN (     29           cfg80211 is the Linux wireless LAN (802.11) configuration API.
 31           Enable this if you have a wireless d     30           Enable this if you have a wireless device.
 32                                                    31 
 33           For more information refer to docume     32           For more information refer to documentation on the wireless wiki:
 34                                                    33 
 35           https://wireless.wiki.kernel.org/en/ !!  34           http://wireless.kernel.org/en/developers/Documentation/cfg80211
 36                                                    35 
 37           When built as a module it will be ca     36           When built as a module it will be called cfg80211.
 38                                                    37 
 39 if CFG80211                                        38 if CFG80211
 40                                                    39 
 41 config NL80211_TESTMODE                            40 config NL80211_TESTMODE
 42         bool "nl80211 testmode command"            41         bool "nl80211 testmode command"
 43         help                                       42         help
 44           The nl80211 testmode command helps i     43           The nl80211 testmode command helps implementing things like
 45           factory calibration or validation to     44           factory calibration or validation tools for wireless chips.
 46                                                    45 
 47           Select this option ONLY for kernels      46           Select this option ONLY for kernels that are specifically
 48           built for such purposes.                 47           built for such purposes.
 49                                                    48 
 50           Debugging tools that are supposed to     49           Debugging tools that are supposed to end up in the hands of
 51           users should better be implemented w     50           users should better be implemented with debugfs.
 52                                                    51 
 53           Say N.                                   52           Say N.
 54                                                    53 
 55 config CFG80211_DEVELOPER_WARNINGS                 54 config CFG80211_DEVELOPER_WARNINGS
 56         bool "enable developer warnings"           55         bool "enable developer warnings"
 57         default n                                  56         default n
 58         help                                       57         help
 59           This option enables some additional      58           This option enables some additional warnings that help
 60           cfg80211 developers and driver devel     59           cfg80211 developers and driver developers, but beware that
 61           they can also trigger due to races w     60           they can also trigger due to races with userspace.
 62                                                    61 
 63           For example, when a driver reports t     62           For example, when a driver reports that it was disconnected
 64           from the AP, but the user disconnect     63           from the AP, but the user disconnects manually at the same
 65           time, the warning might trigger spur     64           time, the warning might trigger spuriously due to races.
 66                                                    65 
 67           Say Y only if you are developing cfg     66           Say Y only if you are developing cfg80211 or a driver based
 68           on it (or mac80211).                     67           on it (or mac80211).
 69                                                    68 
 70                                                    69 
 71 config CFG80211_CERTIFICATION_ONUS                 70 config CFG80211_CERTIFICATION_ONUS
 72         bool "cfg80211 certification onus"         71         bool "cfg80211 certification onus"
 73         depends on EXPERT                          72         depends on EXPERT
 74         default n                                  73         default n
 75         help                                   !!  74         ---help---
 76           You should disable this option unles     75           You should disable this option unless you are both capable
 77           and willing to ensure your system wi     76           and willing to ensure your system will remain regulatory
 78           compliant with the features availabl     77           compliant with the features available under this option.
 79           Some options may still be under heav     78           Some options may still be under heavy development and
 80           for whatever reason regulatory compl     79           for whatever reason regulatory compliance has not or
 81           cannot yet be verified. Regulatory v     80           cannot yet be verified. Regulatory verification may at
 82           times only be possible until you hav     81           times only be possible until you have the final system
 83           in place.                                82           in place.
 84                                                    83 
 85           This option should only be enabled b     84           This option should only be enabled by system integrators
 86           or distributions that have done work     85           or distributions that have done work necessary to ensure
 87           regulatory certification on the syst     86           regulatory certification on the system with the enabled
 88           features. Alternatively you can enab     87           features. Alternatively you can enable this option if
 89           you are a wireless researcher and ar     88           you are a wireless researcher and are working in a controlled
 90           and approved environment by your loc     89           and approved environment by your local regulatory agency.
 91                                                    90 
 92 config CFG80211_REQUIRE_SIGNED_REGDB               91 config CFG80211_REQUIRE_SIGNED_REGDB
 93         bool "require regdb signature" if CFG8     92         bool "require regdb signature" if CFG80211_CERTIFICATION_ONUS
 94         default y                                  93         default y
 95         select SYSTEM_DATA_VERIFICATION            94         select SYSTEM_DATA_VERIFICATION
 96         help                                       95         help
 97           Require that in addition to the "reg     96           Require that in addition to the "regulatory.db" file a
 98           "regulatory.db.p7s" can be loaded wi     97           "regulatory.db.p7s" can be loaded with a valid PKCS#7
 99           signature for the regulatory.db file     98           signature for the regulatory.db file made by one of the
100           keys in the certs/ directory.            99           keys in the certs/ directory.
101                                                   100 
102 config CFG80211_USE_KERNEL_REGDB_KEYS             101 config CFG80211_USE_KERNEL_REGDB_KEYS
103         bool "allow regdb keys shipped with th    102         bool "allow regdb keys shipped with the kernel" if CFG80211_CERTIFICATION_ONUS
104         default y                                 103         default y
105         depends on CFG80211_REQUIRE_SIGNED_REG    104         depends on CFG80211_REQUIRE_SIGNED_REGDB
106         help                                      105         help
107           Allow the regulatory database to be     106           Allow the regulatory database to be signed by one of the keys for
108           which certificates are part of the k    107           which certificates are part of the kernel sources
109           (in net/wireless/certs/).               108           (in net/wireless/certs/).
110                                                   109 
111           This is currently only Seth Forshee'    110           This is currently only Seth Forshee's key, who is the regulatory
112           database maintainer.                    111           database maintainer.
113                                                   112 
114 config CFG80211_EXTRA_REGDB_KEYDIR                113 config CFG80211_EXTRA_REGDB_KEYDIR
115         string "additional regdb key directory    114         string "additional regdb key directory" if CFG80211_CERTIFICATION_ONUS
116         depends on CFG80211_REQUIRE_SIGNED_REG    115         depends on CFG80211_REQUIRE_SIGNED_REGDB
117         help                                      116         help
118           If selected, point to a directory wi    117           If selected, point to a directory with DER-encoded X.509
119           certificates like in the kernel sour    118           certificates like in the kernel sources (net/wireless/certs/)
120           that shall be accepted for a signed     119           that shall be accepted for a signed regulatory database.
121                                                   120 
122           Note that you need to also select th    121           Note that you need to also select the correct CRYPTO_<hash> modules
123           for your certificates, and if cfg802    122           for your certificates, and if cfg80211 is built-in they also must be.
124                                                   123 
125 config CFG80211_REG_CELLULAR_HINTS                124 config CFG80211_REG_CELLULAR_HINTS
126         bool "cfg80211 regulatory support for     125         bool "cfg80211 regulatory support for cellular base station hints"
127         depends on CFG80211_CERTIFICATION_ONUS    126         depends on CFG80211_CERTIFICATION_ONUS
128         help                                   !! 127         ---help---
129           This option enables support for pars    128           This option enables support for parsing regulatory hints
130           from cellular base stations. If enab    129           from cellular base stations. If enabled and at least one driver
131           claims support for parsing cellular     130           claims support for parsing cellular base station hints the
132           regulatory core will allow and parse    131           regulatory core will allow and parse these regulatory hints.
133           The regulatory core will only apply     132           The regulatory core will only apply these regulatory hints on
134           drivers that support this feature. Y    133           drivers that support this feature. You should only enable this
135           feature if you have tested and valid    134           feature if you have tested and validated this feature on your
136           systems.                                135           systems.
137                                                   136 
138 config CFG80211_REG_RELAX_NO_IR                   137 config CFG80211_REG_RELAX_NO_IR
139         bool "cfg80211 support for NO_IR relax    138         bool "cfg80211 support for NO_IR relaxation"
140         depends on CFG80211_CERTIFICATION_ONUS    139         depends on CFG80211_CERTIFICATION_ONUS
141         help                                   !! 140         ---help---
142          This option enables support for relax    141          This option enables support for relaxation of the NO_IR flag for
143          situations that certain regulatory bo    142          situations that certain regulatory bodies have provided clarifications
144          on how relaxation can occur. This fea    143          on how relaxation can occur. This feature has an inherent dependency on
145          userspace features which must have be    144          userspace features which must have been properly tested and as such is
146          not enabled by default.                  145          not enabled by default.
147                                                   146 
148          A relaxation feature example is allow    147          A relaxation feature example is allowing the operation of a P2P group
149          owner (GO) on channels marked with NO    148          owner (GO) on channels marked with NO_IR if there is an additional BSS
150          interface which associated to an AP w    149          interface which associated to an AP which userspace assumes or confirms
151          to be an authorized master, i.e., wit    150          to be an authorized master, i.e., with radar detection support and DFS
152          capabilities. However, note that in o    151          capabilities. However, note that in order to not create daisy chain
153          scenarios, this relaxation is not all    152          scenarios, this relaxation is not allowed in cases where the BSS client
154          is associated to P2P GO and in additi    153          is associated to P2P GO and in addition the P2P GO instantiated on
155          a channel due to this relaxation shou    154          a channel due to this relaxation should not allow connection from
156          non P2P clients.                         155          non P2P clients.
157                                                   156 
158          The regulatory core will apply these     157          The regulatory core will apply these relaxations only for drivers that
159          support this feature by declaring the    158          support this feature by declaring the appropriate channel flags and
160          capabilities in their registration fl    159          capabilities in their registration flow.
161                                                   160 
162 config CFG80211_DEFAULT_PS                        161 config CFG80211_DEFAULT_PS
163         bool "enable powersave by default"        162         bool "enable powersave by default"
164         default y                                 163         default y
165         help                                      164         help
166           This option enables powersave mode b    165           This option enables powersave mode by default.
167                                                   166 
168           If this causes your applications to     167           If this causes your applications to misbehave you should fix your
169           applications instead -- they need to    168           applications instead -- they need to register their network
170           latency requirement, see Documentati !! 169           latency requirement, see Documentation/power/pm_qos_interface.txt.
171                                                   170 
172 config CFG80211_DEBUGFS                           171 config CFG80211_DEBUGFS
173         bool "cfg80211 DebugFS entries"           172         bool "cfg80211 DebugFS entries"
174         depends on DEBUG_FS                       173         depends on DEBUG_FS
175         help                                   !! 174         ---help---
176           You can enable this if you want debu    175           You can enable this if you want debugfs entries for cfg80211.
177                                                   176 
178           If unsure, say N.                       177           If unsure, say N.
179                                                   178 
180 config CFG80211_CRDA_SUPPORT                      179 config CFG80211_CRDA_SUPPORT
181         bool "support CRDA" if EXPERT             180         bool "support CRDA" if EXPERT
182         default y                                 181         default y
183         help                                      182         help
184           You should enable this option unless    183           You should enable this option unless you know for sure you have no
185           need for it, for example when using  !! 184           need for it, for example when using internal regdb (above) or the
186           a firmware file.                     !! 185           database loaded as a firmware file.
187                                                   186 
188           If unsure, say Y.                       187           If unsure, say Y.
189                                                   188 
190 config CFG80211_WEXT                              189 config CFG80211_WEXT
191         bool "cfg80211 wireless extensions com    190         bool "cfg80211 wireless extensions compatibility" if !CFG80211_WEXT_EXPORT
192         select WEXT_CORE                          191         select WEXT_CORE
193         default y if CFG80211_WEXT_EXPORT         192         default y if CFG80211_WEXT_EXPORT
194         help                                      193         help
195           Enable this option if you need old u    194           Enable this option if you need old userspace for wireless
196           extensions with cfg80211-based drive    195           extensions with cfg80211-based drivers.
197                                                   196 
198 config CFG80211_WEXT_EXPORT                       197 config CFG80211_WEXT_EXPORT
199         bool                                      198         bool
200         help                                      199         help
201           Drivers should select this option if    200           Drivers should select this option if they require cfg80211's
202           wext compatibility symbols to be exp    201           wext compatibility symbols to be exported.
203                                                   202 
204 config CFG80211_KUNIT_TEST                     << 
205         tristate "KUnit tests for cfg80211" if << 
206         depends on KUNIT                       << 
207         depends on CFG80211                    << 
208         default KUNIT_ALL_TESTS                << 
209         help                                   << 
210           Enable this option to test cfg80211  << 
211                                                << 
212           If unsure, say N.                    << 
213                                                << 
214 endif # CFG80211                                  203 endif # CFG80211
215                                                   204 
216 config LIB80211                                   205 config LIB80211
217         tristate                                  206         tristate
218         default n                                 207         default n
219         help                                      208         help
220           This options enables a library of co    209           This options enables a library of common routines used
221           by IEEE802.11 wireless LAN drivers.     210           by IEEE802.11 wireless LAN drivers.
222                                                   211 
223           Drivers should select this themselve    212           Drivers should select this themselves if needed.
224                                                   213 
225 config LIB80211_CRYPT_WEP                         214 config LIB80211_CRYPT_WEP
226         tristate                                  215         tristate
227         select CRYPTO_LIB_ARC4                 << 
228                                                   216 
229 config LIB80211_CRYPT_CCMP                        217 config LIB80211_CRYPT_CCMP
230         tristate                                  218         tristate
231         select CRYPTO                          << 
232         select CRYPTO_AES                      << 
233         select CRYPTO_CCM                      << 
234                                                   219 
235 config LIB80211_CRYPT_TKIP                        220 config LIB80211_CRYPT_TKIP
236         tristate                                  221         tristate
237         select CRYPTO_LIB_ARC4                 << 
238                                                   222 
239 config LIB80211_DEBUG                             223 config LIB80211_DEBUG
240         bool "lib80211 debugging messages"        224         bool "lib80211 debugging messages"
241         depends on LIB80211                       225         depends on LIB80211
242         default n                                 226         default n
243         help                                   !! 227         ---help---
244           You can enable this if you want verb    228           You can enable this if you want verbose debugging messages
245           from lib80211.                          229           from lib80211.
246                                                   230 
247           If unsure, say N.                       231           If unsure, say N.
                                                      

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