Re: [PATCH v2] Input: ads7846: Convert tohwmon_device_register_with_groups

From: Dmitry Torokhov
Date: Wed Nov 27 2013 - 23:08:23 EST


On Tue, Nov 26, 2013 at 05:20:13PM -0800, Guenter Roeck wrote:
> On 11/26/2013 10:58 AM, Dmitry Torokhov wrote:
> >Hi Guenter,
> >
> >On Mon, Nov 25, 2013 at 08:39:04PM -0800, Guenter Roeck wrote:
> >>Simplify the code and create mandatory 'name' attribute by using
> >>new hwmon API.
> >
> >So this moves hwmon attributes from the parent i2c device to the hwmon
> >device, right? Would not that break userspace which expects to find the
> >attributes where they were?
> >
>
> In addition to Jean's earlier comments ... s/i2c/spi/, I assume. spi devices
> don't create the mandatory name attribute automatically, which means
> that the created hwmon device was not recognized by standard user space
> applications (eg the sensors command or anything else using libsensors)
> in the first place. Which in turn means that only applications which don't
> support the standard hwmon ABI - if there are any - would be affected.
> What we are more concerned about is to make sure that applications
> which _do_ follow the hwmon ABI are working.

OK, fair enough, I'll apply this then.

--
Dmitry
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