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From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: linux1394-devel@lists.sourceforge.net,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: [PATCH] firewire: net: rate-limit log spam at transmit failure
Date: Sun, 07 Nov 2010 13:03:08 +0100	[thread overview]
Message-ID: <4CD6957C.5030504@s5r6.in-berlin.de> (raw)
In-Reply-To: <1289100737.3277.32.camel@maxim-laptop>

Maxim Levitsky wrote:
> I have here my own hack to set the transaction timeout,

You can use firecontrol to set it on-the-fly.  To set it on node ffc2 i.e. the
node with phy ID 2, and controller 1 (i.e. libraw1394 "port" 1):
# echo "w . 2 0xfffff0000018 4 3" | firecontrol 1

This sets the whole-seconds part to 3, which gives you 3.1 seconds timeout if
the fractional part at 0xfffff000001c is still at its default value of 0.1
seconds, i.e. 800 << 19 (subsecond part in units of (1/8000)s shifted by 19).

# { echo "r . 2 0xfffff0000018 4"; echo "r . 2 0xfffff000001c 4"; } |
firecontrol 1

displays the current register value on node ffc2 at port 1.  Type "help" in
firecontrol for more available firecontrol commands.
-- 
Stefan Richter
-=====-==-=- =-== --===
http://arcgraph.de/sr/

  reply	other threads:[~2010-11-07 12:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <tkrat.01ca17fba0508ae0@s5r6.in-berlin.de>
     [not found] ` <tkrat.1b9925fa1d199c23@s5r6.in-berlin.de>
     [not found]   ` <tkrat.18b9f67ac78dcbea@s5r6.in-berlin.de>
     [not found]     ` <tkrat.276aeae22ec60090@s5r6.in-berlin.de>
2010-11-07  3:26       ` [PATCH] firewire: net: rate-limit log spam at transmit failure Maxim Levitsky
2010-11-07  3:32         ` Maxim Levitsky
2010-11-07 12:03           ` Stefan Richter [this message]
2010-11-08  1:41             ` Maxim Levitsky
2010-11-08  8:12               ` Stefan Richter
2010-11-07 11:10         ` Stefan Richter
2010-11-07 12:04           ` Maxim Levitsky

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