linux-kernel - Re: f71805f arch dependencies?

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Message-ID: <4FC91B50.6080101@redhat.com>
Date:	Fri, 01 Jun 2012 14:43:12 -0500
From:	Dean Nelson <dnelson@...hat.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	Meelis Roos <mroos@...ux.ee>, Jean Delvare <khali@...ux-fr.org>,
	Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: f71805f arch dependencies?

On 06/01/2012 08:23 AM, Geert Uytterhoeven wrote:
> On Fri, Jun 1, 2012 at 3:12 PM, Meelis Roos<mroos@...ux.ee>  wrote:
>>>> Loading f71805f on sparc64 causes hard reboot beacuse on invalid
>>>> hardware access. Should this driver be restricted to PC, or some wider
>>>> subset of platforms where this LPC SUper-IO chip is present?
>>>
>>> Which tree is f71805f in? Not in Linus'.
>>
>> Running upstream 3.4.0-09547-gfb21aff and it is there as
>> SENSORS_F71805F.
>>
>> In fact, there are more LPC hwmon drivers that people can use to "shoot
>> themselves in the leg" - SMSC LPC*, SMSC SCH*, SMSC DME1737 (partly I2C,
>> partly ISA IO), and Fintek F71882FG and compatibles. Maybe more.
>
> Sorry, I thought it was a git SHA1 commit ID.
> Didn't know hardware manufacturers christen their chips to the abbreviated
> commit ID in their VHDL repository ;-)
>
> Indeed, it seems commit 746cdfbf01c0a30d59f6e1b6942d432658d7c7cd
> ("hwmon: Avoid building drivers for powerpc that read/write ISA addresses")
> was a bit too limited...

I lack the hardware expertise to take the SENSORS_ Kconfig changes any
further than I did. As it was, I got much direction from Jean in what I
did do.

So feel free to take it further as you (or whomever) sees fit.

Thanks,
Dean


>
> Gr{oetje,eeting}s,
>
>                          Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                  -- Linus Torvalds
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