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authorDavid S. Miller <davem@davemloft.net>2009-04-25 16:36:46 -0700
committerDavid S. Miller <davem@davemloft.net>2009-04-25 16:36:46 -0700
commit495a1b4eff1a216a3ea171ac137f1807e6555f52 (patch)
tree72d059d6d66fac6a74df33bac2eb40dcd0ea0732 /Documentation
parentad8affd972a705a38e769859c50ee8e749b631da (diff)
parentd3feaf5ad12259927039a675cfb25dc342b403ab (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Conflicts: net/mac80211/pm.c
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/mac80211-injection.txt28
-rw-r--r--Documentation/rfkill.txt16
2 files changed, 12 insertions, 32 deletions
diff --git a/Documentation/networking/mac80211-injection.txt b/Documentation/networking/mac80211-injection.txt
index 84906ef3ed6..b30e81ad530 100644
--- a/Documentation/networking/mac80211-injection.txt
+++ b/Documentation/networking/mac80211-injection.txt
@@ -12,38 +12,22 @@ following format:
The radiotap format is discussed in
./Documentation/networking/radiotap-headers.txt.
-Despite 13 radiotap argument types are currently defined, most only make sense
+Despite many radiotap parameters being currently defined, most only make sense
to appear on received packets. The following information is parsed from the
radiotap headers and used to control injection:
- * IEEE80211_RADIOTAP_RATE
-
- rate in 500kbps units, automatic if invalid or not present
-
-
- * IEEE80211_RADIOTAP_ANTENNA
-
- antenna to use, automatic if not present
-
-
- * IEEE80211_RADIOTAP_DBM_TX_POWER
-
- transmit power in dBm, automatic if not present
-
-
* IEEE80211_RADIOTAP_FLAGS
IEEE80211_RADIOTAP_F_FCS: FCS will be removed and recalculated
IEEE80211_RADIOTAP_F_WEP: frame will be encrypted if key available
IEEE80211_RADIOTAP_F_FRAG: frame will be fragmented if longer than the
- current fragmentation threshold. Note that
- this flag is only reliable when software
- fragmentation is enabled)
+ current fragmentation threshold.
+
The injection code can also skip all other currently defined radiotap fields
facilitating replay of captured radiotap headers directly.
-Here is an example valid radiotap header defining these three parameters
+Here is an example valid radiotap header defining some parameters
0x00, 0x00, // <-- radiotap version
0x0b, 0x00, // <- radiotap header length
@@ -72,8 +56,8 @@ interface), along the following lines:
...
r = pcap_inject(ppcap, u8aSendBuffer, nLength);
-You can also find sources for a complete inject test applet here:
+You can also find a link to a complete inject application here:
-http://penumbra.warmcat.com/_twk/tiki-index.php?page=packetspammer
+http://wireless.kernel.org/en/users/Documentation/packetspammer
Andy Green <andy@warmcat.com>
diff --git a/Documentation/rfkill.txt b/Documentation/rfkill.txt
index 4d3ee317a4a..40c3a3f1081 100644
--- a/Documentation/rfkill.txt
+++ b/Documentation/rfkill.txt
@@ -521,16 +521,12 @@ status of the system.
Input devices may issue events that are related to rfkill. These are the
various KEY_* events and SW_* events supported by rfkill-input.c.
-******IMPORTANT******
-When rfkill-input is ACTIVE, userspace is NOT TO CHANGE THE STATE OF AN RFKILL
-SWITCH IN RESPONSE TO AN INPUT EVENT also handled by rfkill-input, unless it
-has set to true the user_claim attribute for that particular switch. This rule
-is *absolute*; do NOT violate it.
-******IMPORTANT******
-
-Userspace must not assume it is the only source of control for rfkill switches.
-Their state CAN and WILL change due to firmware actions, direct user actions,
-and the rfkill-input EPO override for *_RFKILL_ALL.
+Userspace may not change the state of an rfkill switch in response to an
+input event, it should refrain from changing states entirely.
+
+Userspace cannot assume it is the only source of control for rfkill switches.
+Their state can change due to firmware actions, direct user actions, and the
+rfkill-input EPO override for *_RFKILL_ALL.
When rfkill-input is not active, userspace must initiate a rfkill status
change by writing to the "state" attribute in order for anything to happen.