Re: [PATCH 1/4] hwmon: (lm70) Simplify show_name function

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On Sun, Sep 16, 2012 at 08:44:56PM +0200, Jean Delvare wrote:
> On Sun, 16 Sep 2012 09:19:34 -0700, Guenter Roeck wrote:
> > On Sun, Sep 16, 2012 at 03:09:01PM +0200, Jean Delvare wrote:
> > > On Tue, 11 Sep 2012 13:52:50 -0700, Guenter Roeck wrote:
> > > That's a very nice cleanup, but it makes me wonder...
> > > 
> > > Wouldn't it make sense to create the "name" attribute of spi devices at
> > > the spi core level, as we do for i2c devices? All spi-based hwmon
> > > drivers create the hwmon attributes as the spi device level, as is done
> > > for i2c devices, so that would make no difference from a user-space
> > > perspective. And this would avoid code redundancy.
> > > 
> > > If we don't want to do that, then let's offer drivers a nicer function
> > > to retrieve the spi device name, e.g. spi_dev_name(). That way, the
> > > internal implementation can change in the future without having to
> > > update all drivers.
> >
> > Adding a "name" attribute would be great, but it is not used outside hwmon,
> > and I am not sure if we want to impose that on other users.
> 
> That's correct, but OTOH we do exactly that for i2c devices and I am
> not aware of anybody complaining about that so far.
> 
> > I am obviously fine with spi_dev_name().
> > 
> > Having said that, modalias is used heavily in SPI drivers, so my patches
> > don't really do anything special.
> 
> OK, good to know. This certainly speaks in favor of at least
> spi_dev_name(), but we can take your patches as is for the time being,
> pending Grant's decision.
> 
That is what I would suggest we should do.

Also copying Mark Brown; he is handling much of the SPI changes nowadays.

Guenter

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