Re: [PATCH] gpio: reorganize drivers

From: Mike Frysinger
Date: Tue Jun 07 2011 - 00:39:39 EST


On Mon, Jun 6, 2011 at 13:37, Grant Likely wrote:
> On Mon, Jun 6, 2011 at 11:33 AM, Grant Likely wrote:
>> On Mon, Jun 6, 2011 at 11:27 AM, Roland Dreier wrote:
>>> On Mon, Jun 6, 2011 at 12:06 AM, Grant Likely wrote:
>>>> Sort the gpio makefile and enforce the naming convention gpio-*.c for
>>>> gpio drivers.
>>>
>>> OK, bikeshed colors here, but... what is the benefit of
>>> 'drivers/gpio/gpio-xxx.c' vs
>>> just 'drivers/gpio/xxx.c'? ÂSeems like one 'gpio' should be enough for anyone...
>>
>> lsmod
>
> Specifically, module names don't give any clues about which directory
> they were loaded out of, so it is useful to have the module name
> reflect exactly what the module is for. ÂSecond, a lot of these
> gpio/spi/i2c cores end up being stuffed into an integrated chipset
> where they all pretty much share the same name, but the drivers are
> for different functional blocks. Âie. gpio-omap.o, spi-omap.o,
> i2c-omap.o

well, more important is the opposite direction ... if we have
gpio/omap.c and i2c/omap.c and spi/omap.c, which "omap.ko" is
`modprobe` going to load ?

and if you `rmmod omap`, which one is going to be unloaded ?

i wonder if the module core even allows for that ...
-mike
--
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/