X-Mailer: exmh version 2.0.2
From: Joerg Reuter <laae.ncrdqfsgya@nerdvana.no>
To: rtrnokt.hqgpvokoxx@bitnet.cz
Cc:
Subject: z8530drv-3.0 patches
Mime-Version: 1.0
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--==_Exmh_-10671708220
Content-Type: text/plain; charset=us-ascii
Hello folks,
here are the long-promised patches for z8530drv in kernel 2.1.125.
It fixes:
- DCD status now correctly recognized for both hardware and software DCD
- Reduced interrupt load
- Attempt to reset the Z8530 before checking if it really is there.
- "tx inhibit" mode should work now.
- Fixed grouping bug
- Fixed "unknown protocol" errors
- Transmit queue now tunable through dev->tx_queue_len
- Calibration mode now uses the correct timeout
The software DCD still has severe problems in DPLL mode. Apparently
the Z8530 DPLL locks even on noise, and if this isn't enough, the
SYNC unit sees SYNC characters that aren't. This has two consequences:
- the DCD status oscillates when only noise is received. I have an
idea how to fix that, but would still result in a very high interrupt
load. But more important:
- Under these conditions the DPLL does not lock fast enough on a real
signal hence we lose the first frame received. I haven't found a
cure yet.
It never worked correctly before, hopefully the (somewhat pointless)
case where it used to work still does. (Using the transceiver squelsh
but Z8530 configured to use the soft DCD.)
I've not yet included my changes to make the driver SMP save, I
want to squash the remaining bugs first.
73,
Joerg DL1BKE
--==_Exmh_-10671708220
Content-Type: text/plain; charset=us-ascii
Joerg Reuter http://poboxes.com/jreuter/
And I make my way to where the warm scent of soil fills the evening air.
Everything is waiting quietly out there.... (Anne Clark)
--==_Exmh_-10671708220
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