linux-kernel - Re: [PATCH 02/10] drm: Rename plane atomic

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Message-ID: <20210115141349.7oq5hwsj37qcpk5j@gilmour>
Date:   Fri, 15 Jan 2021 15:13:49 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Thomas Zimmermann <tzimmermann@...e.de>
Cc:     Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Daniel Vetter <daniel.vetter@...el.com>,
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Subject: Re: [PATCH 02/10] drm: Rename plane atomic_check state names

Hi,

On Fri, Jan 15, 2021 at 02:46:36PM +0100, Thomas Zimmermann wrote:
> Hi
> 
> Am 15.01.21 um 13:56 schrieb Maxime Ripard:
> > diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
> > index 8a4235d9d9f1..2cb09e9d9306 100644
> > --- a/drivers/gpu/drm/imx/ipuv3-plane.c
> > +++ b/drivers/gpu/drm/imx/ipuv3-plane.c
> > @@ -344,12 +344,12 @@ static const struct drm_plane_funcs ipu_plane_funcs = {
> >   };
> >   static int ipu_plane_atomic_check(struct drm_plane *plane,
> > -				  struct drm_plane_state *state)
> > +				  struct drm_plane_state *new_state)
> 
> It's not 'new_plane_state' ?

That function is using old_state for plane->state:

> >   {
> >   	struct drm_plane_state *old_state = plane->state;

Here ^

So it felt more natural to keep the convention in use in that driver

Maxime

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