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SubjectRe: [PATCH v2] Input: joystick - Use ktime for measuring timing
On Thu, Sep 18, 2014 at 09:15:44AM +0200, Takashi Iwai wrote:
> At Wed, 17 Sep 2014 21:23:37 +0200,
> Andreas Mohr wrote:
> >
> > Hi,
> >
> > On Wed, Sep 10, 2014 at 05:57:17PM +0200, Takashi Iwai wrote:
> > > The current codes in gameport and analog joystick drivers for the time
> > > accounting have a long-standing problem when the system is running
> > > with CPU freq; since the timing is measured via TSC or sample counter,
> > > the calculation isn't reliable.
> >
> > Thank you very much for having followed through on this!
> > (somehow you never seem to disappoint me :)
> >
> > While working on testing this and doing various gameport/soundcard modifications,
> > I'm afraid I have seen the following checkpatch.pl (of v3.16) warnings:
> >
> > WARNING: Missing a blank line after declarations
> > #164: FILE: drivers/input/joystick/analog.c:192:
> > + unsigned int x;
> > + GET_TIME(x);
> >
> > WARNING: line over 80 characters
> > #224: FILE: drivers/input/joystick/analog.c:301:
> > + port->axes[j] = (delta(start, time[i]) << ANALOG_FUZZ_BITS) / port->loop;
>
> Both are cosmetic and I won't be bothered if it were sent to my tree,
> for example ;) It depends on the maintainer, so if Dmitry wants these
> to be fixed, I'm willing to resubmit, of course.

No, I do not. If there is a large rework we might want to reformat it,
otherwise let's leave it as is.

Thanks.

--
Dmitry


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