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authorJeff Garzik <jeff@garzik.org>2008-08-07 04:05:46 -0400
committerJeff Garzik <jgarzik@redhat.com>2008-08-07 04:05:46 -0400
commit3859069bc3358772b08bd91efe9edec39a746ea8 (patch)
tree9ffe71711dd98cf511ad21d9990c597de0ac3b2b /Documentation
parente2c709b0ba2886b5438b666222b4b3faf82d65a9 (diff)
parent867240f7b2a37b1be4ba37d904a9064a96c82099 (diff)
downloadop-kernel-dev-3859069bc3358772b08bd91efe9edec39a746ea8.zip
op-kernel-dev-3859069bc3358772b08bd91efe9edec39a746ea8.tar.gz
Merge branch 'for-jeff' of git://git.kernel.org/pub/scm/linux/kernel/git/chris/linux-2.6 into tmp
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/DocBook/z8530book.tmpl38
1 files changed, 12 insertions, 26 deletions
diff --git a/Documentation/DocBook/z8530book.tmpl b/Documentation/DocBook/z8530book.tmpl
index 42c75ba..a42a8a4 100644
--- a/Documentation/DocBook/z8530book.tmpl
+++ b/Documentation/DocBook/z8530book.tmpl
@@ -69,12 +69,6 @@
device to be used as both a tty interface and as a synchronous
controller is a project for Linux post the 2.4 release
</para>
- <para>
- The support code handles most common card configurations and
- supports running both Cisco HDLC and Synchronous PPP. With extra
- glue the frame relay and X.25 protocols can also be used with this
- driver.
- </para>
</chapter>
<chapter id="Driver_Modes">
@@ -179,35 +173,27 @@
<para>
If you wish to use the network interface facilities of the driver,
then you need to attach a network device to each channel that is
- present and in use. In addition to use the SyncPPP and Cisco HDLC
+ present and in use. In addition to use the generic HDLC
you need to follow some additional plumbing rules. They may seem
complex but a look at the example hostess_sv11 driver should
reassure you.
</para>
<para>
The network device used for each channel should be pointed to by
- the netdevice field of each channel. The dev-&gt; priv field of the
+ the netdevice field of each channel. The hdlc-&gt; priv field of the
network device points to your private data - you will need to be
- able to find your ppp device from this. In addition to use the
- sync ppp layer the private data must start with a void * pointer
- to the syncppp structures.
+ able to find your private data from this.
</para>
<para>
The way most drivers approach this particular problem is to
create a structure holding the Z8530 device definition and
- put that and the syncppp pointer into the private field of
- the network device. The network device fields of the channels
- then point back to the network devices. The ppp_device can also
- be put in the private structure conveniently.
+ put that into the private field of the network device. The
+ network device fields of the channels then point back to the
+ network devices.
</para>
<para>
- If you wish to use the synchronous ppp then you need to attach
- the syncppp layer to the network device. You should do this before
- you register the network device. The
- <function>sppp_attach</function> requires that the first void *
- pointer in your private data is pointing to an empty struct
- ppp_device. The function fills in the initial data for the
- ppp/hdlc layer.
+ If you wish to use the generic HDLC then you need to register
+ the HDLC device.
</para>
<para>
Before you register your network device you will also need to
@@ -314,10 +300,10 @@
buffer in sk_buff format and queues it for transmission. The
caller must provide the entire packet with the exception of the
bitstuffing and CRC. This is normally done by the caller via
- the syncppp interface layer. It returns 0 if the buffer has been
- queued and non zero values for queue full. If the function accepts
- the buffer it becomes property of the Z8530 layer and the caller
- should not free it.
+ the generic HDLC interface layer. It returns 0 if the buffer has been
+ queued and non zero values for queue full. If the function accepts
+ the buffer it becomes property of the Z8530 layer and the caller
+ should not free it.
</para>
<para>
The function <function>z8530_get_stats</function> returns a pointer
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