Re: [PATCH 0/3] gspca - ov534: saturation and hue (using fixp-arith.h)

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On Mon, 23 Apr 2012 14:16:25 -0600
Jonathan Corbet <corbet@xxxxxxx> wrote:

> On Mon, 23 Apr 2012 15:21:04 +0200
> Antonio Ospite <ospite@xxxxxxxxxxxxxxxxx> wrote:
> 
> > Jonathan, maybe fixp_sin() and fixp_cos() can be used in
> > drivers/media/video/ov7670.c too where currently ov7670_sine() and
> > ov7670_cosine() are defined, but I didn't want to send a patch I could
> > not test.
> 
> Seems like a good idea.  No reason to have multiple such hacks in the
> kernel; I'll look at dumping the ov7670 version when I get a chance.  That
> may not be all that soon, though; life is a bit challenging at the moment.
> 
> One concern is that if we're going to add users to fixp-arith.h, some of
> it should maybe go to a C file.  Otherwise we'll create duplicated copies
> of the cos_table array for each user.  I'm not sure the functions need to
> be inline either; nobody expects cos() to be blindingly fast.
> 

Jonathan, does lib/fixp-arith.c sound OK to you? I'll put that on my
TODO, unless Johann wans to do some more rework; in any case I think we
can still merge this patchset like it is right now.

Jean-Francois will you take care of that?

Thanks,
   Antonio

-- 
Antonio Ospite
http://ao2.it

A: Because it messes up the order in which people normally read text.
   See http://en.wikipedia.org/wiki/Posting_style
Q: Why is top-posting such a bad thing?

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