linux-kernel - Re: [PATCH 5/5] drm/client: Remove unused drm_client_modeset

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Message-ID: <ZyF0Nz89DpjdaQw9@gallifrey>
Date: Tue, 29 Oct 2024 23:48:07 +0000
From: "Dr. David Alan Gilbert" <linux@...blig.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
	tzimmermann@...e.de, airlied@...il.com, simona@...ll.ch,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] drm/client: Remove unused drm_client_modeset_check

* Dr. David Alan Gilbert (linux@...blig.org) wrote:
> * Dmitry Baryshkov (dmitry.baryshkov@...aro.org) wrote:
> > On Wed, Oct 23, 2024 at 12:29:34AM +0100, linux@...blig.org wrote:
> > > From: "Dr. David Alan Gilbert" <linux@...blig.org>
> > > 
> > > drm_client_modeset_check() was explicitly added in 2020 by
> > > commit 64593f2a6fc9 ("drm/client: Add drm_client_modeset_check()")
> > > but has never been used.
> > > 
> > > Remove it.
> > 
> > If you are removing it, it makes more sense to revert the mentioned
> > commit completely, dropping the third argument of
> > drm_client_modeset_commit_atomic().
> 
> Sure, I can look at that; and resend this series also without 4/5 which
> people still wanted.
> What about 3/5 - that's the only one that's not reviewed either way?

I've just sent the v2 with this as a revert and the contentious pair dropped.

Dave

> Dave
> 
> > > 
> > > Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
> > > ---
> > >  drivers/gpu/drm/drm_client_modeset.c | 24 ------------------------
> > >  include/drm/drm_client.h             |  1 -
> > >  2 files changed, 25 deletions(-)
> > > 
> > > diff --git a/drivers/gpu/drm/drm_client_modeset.c b/drivers/gpu/drm/drm_client_modeset.c
> > > index cee5eafbfb81..69e1ce4d18cd 100644
> > > --- a/drivers/gpu/drm/drm_client_modeset.c
> > > +++ b/drivers/gpu/drm/drm_client_modeset.c
> > > @@ -1126,30 +1126,6 @@ static int drm_client_modeset_commit_legacy(struct drm_client_dev *client)
> > >  	return ret;
> > >  }
> > >  
> > > -/**
> > > - * drm_client_modeset_check() - Check modeset configuration
> > > - * @client: DRM client
> > > - *
> > > - * Check modeset configuration.
> > > - *
> > > - * Returns:
> > > - * Zero on success or negative error code on failure.
> > > - */
> > > -int drm_client_modeset_check(struct drm_client_dev *client)
> > > -{
> > > -	int ret;
> > > -
> > > -	if (!drm_drv_uses_atomic_modeset(client->dev))
> > > -		return 0;
> > > -
> > > -	mutex_lock(&client->modeset_mutex);
> > > -	ret = drm_client_modeset_commit_atomic(client, true, true);
> > > -	mutex_unlock(&client->modeset_mutex);
> > > -
> > > -	return ret;
> > > -}
> > > -EXPORT_SYMBOL(drm_client_modeset_check);
> > > -
> > >  /**
> > >   * drm_client_modeset_commit_locked() - Force commit CRTC configuration
> > >   * @client: DRM client
> > > diff --git a/include/drm/drm_client.h b/include/drm/drm_client.h
> > > index 560aae47e06d..e1fd32adb3e9 100644
> > > --- a/include/drm/drm_client.h
> > > +++ b/include/drm/drm_client.h
> > > @@ -176,7 +176,6 @@ int drm_client_modeset_create(struct drm_client_dev *client);
> > >  void drm_client_modeset_free(struct drm_client_dev *client);
> > >  int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, unsigned int height);
> > >  bool drm_client_rotation(struct drm_mode_set *modeset, unsigned int *rotation);
> > > -int drm_client_modeset_check(struct drm_client_dev *client);
> > >  int drm_client_modeset_commit_locked(struct drm_client_dev *client);
> > >  int drm_client_modeset_commit(struct drm_client_dev *client);
> > >  int drm_client_modeset_dpms(struct drm_client_dev *client, int mode);
> > > -- 
> > > 2.47.0
> > > 
> > 
> > -- 
> > With best wishes
> > Dmitry
> > 
> -- 
>  -----Open up your eyes, open up your mind, open up your code -------   
> / Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
> \        dave @ treblig.org |                               | In Hex /
>  \ _________________________|_____ http://www.treblig.org   |_______/
> 
-- 
 -----Open up your eyes, open up your mind, open up your code -------   
/ Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
\        dave @ treblig.org |                               | In Hex /
 \ _________________________|_____ http://www.treblig.org   |_______/