Re: [PATCH v1 0/3] drm: drm_encoder_init() => drm_encoder_init_funcs()

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On Fri, Mar 13, 2020 at 09:17:41PM +0100, Sam Ravnborg wrote:
> Thomas Zimmermann had made a nice patch-set that introduced
> drm_simple_encoder_init() which is already present in drm-misc-next.
> 
> While looking at this it was suddenly obvious to me that
> this was functionalty that really should be included in drm_encoder.c
> The case where the core could handle the callback is pretty
> common and not part of the simple pipe line.
> 
> So after some dialog on dri-devel the conclusion was to go for
> a change like this:
> 
>     drm_encoder_init_funcs() for all users that specified a
>     drm_encoder_funcs to extend the functionality.
> 
>     drm_encoder_init() for all users that did not
>     need to extend the basic functionality with
>     drm_encoder_funcs.
> 
> A similar approach with a _funcs() prefix is used elsewhere in drm/
> 
> This required a rename of the existing users, and
> a follow-up patch that moves drm_simple_encoder_init()
> to drm_encoder.c
> 
> Patches 3 in this set demonstrate the use of drm_encoder_init().
> There are many more drivers that can be converted as Thomas
> has already demonstrated.
> 
> This is all based on work done by Thomas Zimmermann,
> I just wanted to implement my suggestion so
> we could select the best way forward.
> 
> Note: Daniel Vetter has hinted the approach implemented
> here smelled like middle-layer.
> IMO this is not so, it is just a way to handle cleanup
> for the simple cases.

We discussed this patch-set briefly on irc.
With the upcoming drmm_ changes and such this is bad timing..
And in the end this may be pointless code-chrunch.

Patch-set shelfed for now - may re-visit it later.

	Sam

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