Re: [linux-usb-devel] [PATCH] usb/hid: The HID Simple Driver Interface 0.3.2 (core)

[Anssi Hannula <anssi.hannula@gmail.com>]

Dmitry Torokhov wrote:
> On Sunday 08 October 2006 14:51, Anssi Hannula wrote:
>> (I didn't get Dmitry's original mail, so replying here)
>>
>> raise.sail@gmail.com wrote:
>>> Dmitry Torokhov wrote:
>>>> Then there is issue with automatic loading of these sub-drivers. How
>>>> do they get loaded? Or we force everything to be built-in making HID
>>>> module very fat (like psmouse got pretty fat, but with HID prtential
>>>> for it to get very fat is much bigger).
>>>>
>>>> The better way would be to split hid-input into a library module that
>>>> parses hid usages and reports and is shared between device-specific
>>>> modules that are "real" drivers (usb-drivers, not hid-sub-drivers).
>> One possibility is to do that with symbol_request() and friends. That
>> would not be pretty though, imho.
>>
>> DVB subsystem uses that currently to load frontend modules dynamically,
>> see dvb_attach() and dvb_frontend_detach() in
>> drivers/media/dvb/dvb-core/dvbdev.h and
>> drivers/media/dvb/dvb-core/dvb_frontend.c.
>>
> 
> Unfortunately this does not quite work when hid is built-in and the rest
> are modules :(
> 

How so? I see nothing obvious.

-- 
Anssi Hannula