linux-kernel - Re: [PATCH] hmc6352: Add driver for the HMC6352 compass

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Date:	Thu, 17 Jun 2010 12:20:48 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Oliver Neukum <oneukum@...e.de>
Cc:	Alan Cox <alan@...ux.intel.com>, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] hmc6352: Add driver for the HMC6352 compass

On Wed, 16 Jun 2010 14:43:45 +0200
Oliver Neukum <oneukum@...e.de> wrote:

> Am Mittwoch, 16. Juni 2010 14:16:14 schrieb Alan Cox:
> > +       msleep(10); /* sending 0x41 cmd we need to wait for 7-10 milli seconds */
> > +       ret = i2c_transfer(client->adapter, msg1, 1);
> > +       if (ret != 1) {
> > +               dev_warn(dev, "i2c read data cmd failed\n");
> > +               return ret;
> > +       }
> > +       ret_val = i2c_data[0];
> > +       ret_val = ((ret_val << 8) | i2c_data[1]);
> 
> Please use the correct macro for this conversion.

Its an array anyway - there isn't as such a 'correct macro' nor does it
need to be using one.
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