[PATCH] drm/fb: document dirty helper better

[Noralf Trønnes]

Den 11.06.2019 13.28, skrev Daniel Vetter:
> Apparently little none fact that there's no need to hand-roll your own
> anymore. Cc'ing a bunch of driver people who might want to know this
> too.
> 
> Cc: Rob Clark <robdclark at gmail.com>
> Cc: Sebastian Reichel <sebastian.reichel at collabora.com>
> Cc: Tomi Valkeinen <tomi.valkeinen at ti.com>
> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Cc: Maxime Ripard <maxime.ripard at bootlin.com>
> Cc: Sean Paul <sean at poorly.run>
> Cc: Gerd Hoffmann <kraxel at redhat.com>
> Cc: David Lechner <david at lechnology.com>
> Cc: Noralf Trønnes <noralf at tronnes.org>
> Cc: Hans de Goede <hdegoede at redhat.com>
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> ---

With Chris's comment adressed:

Reviewed-by: Noralf Trønnes <noralf at tronnes.org>


>  include/drm/drm_framebuffer.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/include/drm/drm_framebuffer.h b/include/drm/drm_framebuffer.h
> index c23016748e3f..c0e0256e3e98 100644
> --- a/include/drm/drm_framebuffer.h
> +++ b/include/drm/drm_framebuffer.h
> @@ -87,6 +87,9 @@ struct drm_framebuffer_funcs {
>  	 * for more information as all the semantics and arguments have a one to
>  	 * one mapping on this function.
>  	 *
> +	 * Atomic drivers should use drm_atomic_helper_dirtyfb() to implement
> +	 * this hook.
> +	 *
>  	 * RETURNS:
>  	 *
>  	 * 0 on success or a negative error code on failure.
>