Re: isapnp modem working [PATCH]
From: ivan vadovic
Date: Wed Dec 03 2003 - 15:41:39 EST
On Tue, Dec 02, 2003 at 11:25:12PM +0000, Adam Belay wrote:
> Date: Tue, 2 Dec 2003 23:25:12 +0000
> From: Adam Belay <ambx1@xxxxxxxxxx>
> To: ivan vadovic <pivo@xxxxxxxx>
> Subject: Re: isapnp modem in 2.6.0-test9-bk13 not working
>
> On Tue, Dec 02, 2003 at 10:43:37PM +0000, Adam Belay wrote:
> > On Tue, Nov 11, 2003 at 01:58:58AM +0100, ivan vadovic wrote:
> > > I've got an ordinary isapnp modem which provides a serial port unlike
> > > winmodems and it just happens to work under 2.4 kernels. When I boot into
> > > the 2.6 kernel on the same machine, everything ( sound, ide, md, networking,
> > > input devices) seems to work right but the modem. Modprobing 8250_pnp only
> > > detects the 2 onboard serial ports. Am I doing anything wrong? What am I
> > > supposed to test? Should I provide any more info? Please Cc me as I'm not
> > > on the list.
> > >
> >
> > Could you try this patch.
> >
> > --- a/drivers/serial/8250_pnp.c 2003-11-26 20:42:52.000000000 +0000
> > +++ b/drivers/serial/8250_pnp.c 2003-12-02 22:41:04.000000000 +0000
> > @@ -310,6 +310,8 @@
> > { "PNPCXXX", UNKNOWN_DEV },
> > /* More unkown PnP modems */
> > { "PNPDXXX", UNKNOWN_DEV },
> > + /* check all devices and guess if they are modems */
> > + { "ANYDEVS", UNKNOWN_DEV },
> > { "", 0 }
> > };
> >
> > Thanks,
> > Adam
> >
>
> On second thought this isn't a very good idea because of the way the current
> code enables devices on a match. Instead I'll need the EISA ID for your modem.
> You can find it by catting /proc/isapnp in 2.4 or through sysfs in 2.6.
>
> Thanks,
> Adam
Well, your patch works if I modify it a little. And here goes the proper fix (
or is it?)
--- linux-2.6.0-test5/drivers/serial/8250_pnp.c 2003-12-03 21:30:15.064886440 +0100
+++ ivan/drivers/serial/8250_pnp.c 2003-12-03 21:31:20.805892288 +0100
@@ -259,6 +259,8 @@
{ "RSS00A0", 0 },
/* Viking 56K FAX INT */
{ "RSS0262", 0 },
+ /* K56 par,VV,Voice,Speakphone,AudioSpan,PnP */
+ { "RSS0250", 0 },
/* SupraExpress 28.8 Data/Fax PnP modem */
{ "SUP1310", 0 },
/* SupraExpress 33.6 Data/Fax PnP modem */
Wow my first kernel patch. Will I get credit in the changelog to impress my
friends?
Ivan Vadovic
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