linux-kernel - Re: [PATCH] adt7473: New driver for Analog Devices ADT7473 sensor chip

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Date:	Tue, 19 Feb 2008 10:53:17 +0100
From:	Jean Delvare <khali@...ux-fr.org>
To:	"Mark M. Hoffman" <mhoffman@...htlink.com>
Cc:	"Darrick J. Wong" <djwong@...ibm.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	lm-sensors <lm-sensors@...sensors.org>
Subject: Re: [PATCH] adt7473: New driver for Analog Devices  ADT7473 sensor
 chip

On Sun, 17 Feb 2008 15:02:50 -0500, Mark M. Hoffman wrote:
> * Darrick J. Wong <djwong@...ibm.com> [2007-12-19 15:14:38 -0800]:
> > +static int adt7473_attach_adapter(struct i2c_adapter *adapter)
> > +{
> > +	/*
> > +	 * Some NVIDIA cards have an adt7473 attached to the on-board
> > +	 * i2c controller, but the i2c adapter driver in the binary
> > +	 * nvidia superblob driver sets class to 0.
> > +	 */
> > +	if (!(adapter->class & I2C_CLASS_HWMON) && adapter->class)
> > +		return 0;
> 
> NACK on that comment and associated code:  Jean Delvare submitted a
> patch to NVIDIA over two years ago to fix their bug.  Apparently some
> distros even carry his patch.  So, I don't want to encourage such a
> hack to persist.  Please just do the standard check here.

For the records: this patch exists but I did not send it to nVidia. For
legal/license reasons I do not want to be considered a contributor to
the nvidia Linux driver. So someone else will have to send the patch to
nVidia. I would hope that this was already done by now, but maybe not.

-- 
Jean Delvare
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