Re: [PATCH] hwmon: HIH-6130: Support I2C bus drivers withoutI2C_FUNC_SMBUS_QUICK

From: Guenter Roeck
Date: Wed Dec 11 2013 - 16:28:46 EST


On Wed, Dec 11, 2013 at 07:51:54PM +0000, José Miguel Gonçalves wrote:
> On 11-12-2013 19:29, Guenter Roeck wrote:
> >On Wed, Dec 11, 2013 at 11:11:13AM +0000, José Miguel Gonçalves wrote:
> >>Some I2C bus drivers do not allow zero-length data transfers which are
> >>required to start a measurement with the HIH6130/1 sensor. Nevertheless,
> >>we can overcome this limitation by writing a zero dummy byte. This byte
> >>is ignored by the sensor and was verified to be working with the OMAP
> >>I2C bus driver in a BeagleBone board.
> >>
> >>Signed-off-by: José Miguel Gonçalves <jose.goncalves@xxxxxxx>
> >Applied, after simplifying write_length initialization a bit.
> >
> >Should this go to -stable ?
>
> Any BeagleBone user that tries to use this sensor will encounter
> this issue. As this board is very popular, this will potentially
> solve the problems of many users. Nevertheless, it does not seems to
> me that this patch fixes "something critical", which is one of the
> conditions to be accepted in the -stable tree.
>
Depends on the definition of "critical".

Guenter
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/