Re: [PATCH] drm/ssd130x: Drop _helper prefix from struct drm_*_helper_funcs callbacks

[Maxime Ripard]

Hi,

On Mon, Sep 18, 2023 at 09:19:07AM +0200, Javier Martinez Canillas wrote:
> Thomas Zimmermann <tzimmermann@xxxxxxx> writes:
> 
> > Hi
> >
> > Am 14.09.23 um 21:51 schrieb Javier Martinez Canillas:
> >> The driver uses a naming convention where functions for struct drm_*_funcs
> >> callbacks are named ssd130x_$object_$operation, while the callbacks for
> >> struct drm_*_helper_funcs are named ssd130x_$object_helper_$operation.
> >> 
> >> The idea is that this helper_ prefix in the function names denote that are
> >> for struct drm_*_helper_funcs callbacks. This convention was copied from
> >> other drivers, when ssd130x was written but Maxime pointed out that is the
> >> exception rather than the norm.
> >
> > I guess you found this in my code. I want to point out that I use the 
> > _helper infix to signal that these are callback for 
> > drm_primary_plane_helper_funcs and *not* drm_primary_plane_funcs. The 
> > naming is intentional.
> >
> 
> Yes, that's what tried to say in the commit message and indeed I got the
> convention from drivers in drivers/gpu/drm/tiny. In fact I believe these
> function names are since first iteration of the driver, when was meant to
> be a tiny driver.
> 
> According to Maxime it's the exception rather than the rule and suggested
> to change it, I don't really have a strong opinion on either naming TBH.

Maybe that's just me, but the helper in the name indeed throws me off. In my
mind, it's supposed to be used only for helpers, not functions implementing the
helpers hooks.

Maxime

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