Re: [RFC 1/1] v4l: async: Add some debug prints

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Hi Laurent,

On Fri, Feb 17, 2023 at 01:11:05AM +0200, Laurent Pinchart wrote:
> Hi Sakari,
> 
> On Thu, Feb 16, 2023 at 10:12:22AM +0200, Sakari Ailus wrote:
> > On Wed, Feb 15, 2023 at 09:23:05PM +0200, Laurent Pinchart wrote:
> > > On Wed, Feb 15, 2023 at 02:00:46PM +0200, Sakari Ailus wrote:
> > > > On Fri, Feb 10, 2023 at 12:34:01AM +0200, Laurent Pinchart wrote:
> > > > > Thank you for the patch.
> > > > 
> > > > Thanks for the review!
> > > > 
> > > > This was indeed hastily written, to help debugging a particular issue. But
> > > > I hope it'll be useful for other purposes, too. V4L2 async is about to get
> > > > more complicated soon.
> > > 
> > > Could it get simpler instead ? :-) Maybe one day v4l2-async may cross
> > > the threshold of how much pain I can bear, and I'll rewrite it...
> > 
> > I wish it could, but often supporting complex needs is complicated.
> > "Simplicated" is not even a proper word after all. Let's see.
> 
> Don't try to lure me into rewriting it sooner than later ;-)

This could be all avoided if drivers got all what they need during probe.

It would require vast changes accross a large number of drivers and might
never happen.

Also this is related to not exposing access any hardware before all of it
is available.

-- 
Regards,

Sakari Ailus



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