[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20070813173906.14407.qmail@cdy.org>
Date: Mon, 13 Aug 2007 19:39:06 +0200
From: Peter Stuge <stuge-linux-pcmcia@....org>
To: Bjorn Helgaas <bjorn.helgaas@...com>
Cc: Andrey Borzenkov <arvidjaar@...l.ru>,
Samuel Ortiz <samuel@...tiz.org>,
Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
linux-pcmcia@...ts.infradead.org, linux-kernel@...r.kernel.org,
"Linus Walleij \(LD/EAB\)" <linus.walleij@...csson.com>,
Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: 2.6.22-rc: regression: no irda0 interface (2.6.21 was OK), smsc does not find chip
On Mon, Aug 13, 2007 at 10:09:46AM -0600, Bjorn Helgaas wrote:
> > [ 2207.986873] smsc_ircc_present: can't get sir_base of 0x2e8
>
> As of 2.6.23-rc2, we should have:
> - probes for 8250 legacy devices (as in 2.6.21 and previous)
> - smsc PNP probes turned off by default (2.6.21 and previous had
> no PNP probes for smsc at all)
> - some complicated PNP quirks for SMCf010 devices
>
> In other words, I think we're basically back where we started. The
> 8250 driver should find a ttyS3 device at 0x2e8, and it should
> claim those ports, which will prevent smsc from claiming them.
I use 8250.nr_uarts=1 appended to my kernel parameters on my laptop.
Perfectly reliable workaround, but if it is possible to detect, then
all the better!
//Peter
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists