linux-kernel - Re: [PATCH 02/36] drm/plane: Make ->atomic_update() mandatory

Open Source and information security mailing list archives

Message-ID: <20150120111035.GY10113@phenom.ffwll.local>
Date:	Tue, 20 Jan 2015 12:10:35 +0100
From:	Daniel Vetter <daniel@...ll.ch>
To:	Thierry Reding <thierry.reding@...il.com>
Cc:	dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 02/36] drm/plane: Make ->atomic_update() mandatory

On Tue, Jan 20, 2015 at 11:48:21AM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding@...dia.com>
> 
> There is no use-case where it would be useful for drivers not to
> implement this function and the transitional plane helpers already
> require drivers to provide an implementation.
> 
> Signed-off-by: Thierry Reding <treding@...dia.com>

Reviewed-by: Daniel Vetter <daniel.vetter@...ll.ch>
> ---
>  drivers/gpu/drm/drm_atomic_helper.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
> index d467185f7942..010661f23035 100644
> --- a/drivers/gpu/drm/drm_atomic_helper.c
> +++ b/drivers/gpu/drm/drm_atomic_helper.c
> @@ -1108,7 +1108,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
>  
>  		funcs = plane->helper_private;
>  
> -		if (!funcs || !funcs->atomic_update)
> +		if (!funcs)
>  			continue;
>  
>  		old_plane_state = old_state->plane_states[i];
> -- 
> 2.1.3
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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