On 1/13/06, Benjamin Herrenschmidt <[email protected]> wrote:
>
> > That should be "MODULE_PARM_DESC(pb_fn_mode, ...)". Also, since this is
> > for compatibility with ADB, why do we have 3 options? Doesn't ADB have
> > only 2?
>
> No, the ADB keyboard can operate in 2 modes that can be set with a PMU
> command, I forgot about that in my earlier comments. In one mode, you get
> the "special" behaviour by default on the Fx keys and you get Fx when
> pressing Fn-Fx, and in the other mode, you get the Fx by default and the
> special behaviour when pressing Fn-Fx.
>
Right, so do we need "no translation, fnkeyfirst and fnkeylast" option
or just "fnkeyfirst and fnkeyast"?
> > > +static inline struct hidinput_key_translation *find_translation(
> >
> > I thought is was agreed that we'd avoid "inlines" in .c files?
>
> Ah ? I have certainly missed that discussion ...
Newer GCCs, unit-at-a-time, etc. etc. - teher was pretty long
discussion about letting GCC decide on inlining.
>
> > > + struct hidinput_key_translation *table, u16 from)
> > > +{
> > > + struct hidinput_key_translation *trans;
> > > +
> > > + /* Look for the translation */
> > > + for(trans = table; trans->from && (trans->from != from); trans++);
> > > +
> > > + return (trans->from?trans:NULL);
> > > +}
> >
> > I'd prefer liberal amount of spaces applied here </extreme nitpick mode>
>
> Me too :)
>
> > > + try_translate = test_bit(usage->code, usbhid_pb_numlock)?1:
> > > + test_bit(LED_NUML, input->led);
> > > + if (try_translate) {
> >
> > Isn't this the same as
> >
> > if (test_bit(usage->code, usbhid_pb_numlock) || test_bit(LED_NUML, input->led))
> >
> > but harder to read?
>
> No. If the first one is 0, the second one will not matter in the first
> version, while it will in yours.
>
Huh? You mean 1, right?
try_translate = 0;
if (test_bit(usage->code, usbhid_pb_numlock))
try_translate = 1;
else if (test_bit(LED_NUML, input->led))
try_translate = 1;
else
> Ben.
>
>
>
--
Dmitry
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