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From: Jean Delvare <khali-PUYAD+kWke1g9hUCZPvPmw@public.gmane.org>
To: Guenter Roeck <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
Cc: Chris Pattenden <chris-XAaQGU7qChDQT0dZR+AlfA@public.gmane.org>,
	lm-sensors-GZX6beZjE8VD60Wz+7aTrA@public.gmane.org,
	linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [lm-sensors] Bug Report: Bus substitution causing a problem
Date: Tue, 9 Jul 2013 07:51:30 +0200	[thread overview]
Message-ID: <20130709075130.775cd0fe@endymion.delvare> (raw)
In-Reply-To: <20130708222732.GA10676-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>

On Mon, 8 Jul 2013 15:27:32 -0700, Guenter Roeck wrote:
> On Tue, Jul 09, 2013 at 12:00:13AM +0200, Jean Delvare wrote:
> > The problem here is that your i2c bus driver is evil and attributes the
> > same name to two different buses. It should not do that. This is a bug
> > in the i2c-omap driver. It should give each bus a distinct name, for
> > example by including the base I/O address in it.
>
> Unfortunately it is not the only such driver.
> 
> Same output on P2020:
> 
> i2c-0   i2c             MPC adapter                             I2C adapter
> i2c-1   i2c             MPC adapter                             I2C adapter
> 
> And on P5040:
> 
> i2c-0   i2c             MPC adapter                             I2C adapter
> i2c-1   i2c             MPC adapter                             I2C adapter
> i2c-2   i2c             MPC adapter                             I2C adapter
> i2c-3   i2c             MPC adapter                             I2C adapter
> 
> Question is ... would a patch to fix that be accepted by the i2c maintainers ?

I think it would, yes, as long as you explain why it is needed.

-- 
Jean Delvare

      parent reply	other threads:[~2013-07-09  5:51 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <51DAC98E.3090203@aeryon.com>
     [not found] ` <51DB2CB6.4060303@aeryon.com>
     [not found]   ` <20130709000013.1ca77b1d@endymion.delvare>
     [not found]     ` <20130709000013.1ca77b1d-R0o5gVi9kd7kN2dkZ6Wm7A@public.gmane.org>
2013-07-08 22:27       ` [lm-sensors] Bug Report: Bus substitution causing a problem Guenter Roeck
     [not found]         ` <20130708222732.GA10676-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2013-07-09  5:51           ` Jean Delvare [this message]

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