isdn: extend INTERFACE.CAPI document
commitfe93299a008a7056fe1790744b3a425ddf79a16b
authorTilman Schmidt <tilman@imap.cc>
Sun, 7 Jun 2009 09:09:24 +0000 (7 09:09 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 8 Jun 2009 07:45:52 +0000 (8 00:45 -0700)
tree918460120177a3ab1a79f28f4409ead19f7a39dc
parent7d31acda9f8eaa27e2fd232712f7e1f3e9a79bdb
isdn: extend INTERFACE.CAPI document

Clarify calling context and return codes of callback methods, and
add a description of the _cmsg structure and helper functions.

Impact: documentation
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
Documentation/isdn/INTERFACE.CAPI