rfkill: document rfkill module parameters
authorAndrew Clausen <andrew.p.clausen@gmail.com>
Fri, 9 Jan 2015 20:24:55 +0000 (20:24 +0000)
committerJohannes Berg <johannes.berg@intel.com>
Fri, 9 Jan 2015 22:22:12 +0000 (23:22 +0100)
Document the rfkill module parameters default_state and
master_switch_mode.

Signed-off-by: Andrew Clausen <andrew.p.clausen@gmail.com>
[rewrite commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Documentation/kernel-parameters.txt
Documentation/rfkill.txt

index eacb2e0397ae3f4e80428ef239d5b28faaf622b3..f55d4658b079c1f8b89098a72a5eb3bac8310672 100644 (file)
@@ -3180,6 +3180,18 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 
        retain_initrd   [RAM] Keep initrd memory after extraction
 
+       rfkill.default_state=
+               0       "airplane mode".  All wifi, bluetooth, wimax, gps, fm,
+                       etc. communication is blocked by default.
+               1       Unblocked.
+
+       rfkill.master_switch_mode=
+               0       The "airplane mode" button does nothing.
+               1       The "airplane mode" button toggles between everything
+                       blocked and the previous configuration.
+               2       The "airplane mode" button toggles between everything
+                       blocked and everything unblocked.
+
        rhash_entries=  [KNL,NET]
                        Set number of hash buckets for route cache
 
index 427e89712f4a27c25117ce5bfe85d1ff7078300d..2ee6ef9a6554d600088ae572b3256ffe44e51d08 100644 (file)
@@ -25,6 +25,9 @@ whether they can be changed or not:
  - soft block: writable radio block (need not be readable) that is set by
                the system software.
 
+The rfkill subsystem has two parameters, rfkill.default_state and
+rfkill.master_switch_mode, which are documented in kernel-parameters.txt.
+
 
 2. Implementation details