On Sun, Oct 02, 2016 at 07:01:24PM +0200, Marek Vasut wrote:
> Add .prepare_fb and .cleanup_fb plane hooks into the drm_simple_kms.
> These can be used by drivers to call ie. the drm_fb_cma_setup_fence()
> helper.
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Noralf Trønnes <noralf at tronnes.org>
> Cc: Daniel Vetter <daniel at ffwll.ch>
> Cc: David Airlie <airlied at linux.ie>
> ---
> V2: Fix the documentation style to play well with make htmldocs
> V3: Re-add the clause about finding more details in drm_plane_helper_funcs
Real pretty now I think ;-) Applied to drm-misc, thanks.
-Daniel
> ---
> drivers/gpu/drm/drm_simple_kms_helper.c | 26 ++++++++++++++++++++++++++
> include/drm/drm_simple_kms_helper.h | 20 ++++++++++++++++++++
> 2 files changed, 46 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_simple_kms_helper.c
> b/drivers/gpu/drm/drm_simple_kms_helper.c
> index 7b6d26e..7bae08c 100644
> --- a/drivers/gpu/drm/drm_simple_kms_helper.c
> +++ b/drivers/gpu/drm/drm_simple_kms_helper.c
> @@ -125,7 +125,33 @@ static void drm_simple_kms_plane_atomic_update(struct
> drm_plane *plane,
> pipe->funcs->update(pipe, pstate);
> }
>
> +static int drm_simple_kms_plane_prepare_fb(struct drm_plane *plane,
> + struct drm_plane_state *state)
> +{
> + struct drm_simple_display_pipe *pipe;
> +
> + pipe = container_of(plane, struct drm_simple_display_pipe, plane);
> + if (!pipe->funcs || !pipe->funcs->prepare_fb)
> + return 0;
> +
> + return pipe->funcs->prepare_fb(pipe, state);
> +}
> +
> +static void drm_simple_kms_plane_cleanup_fb(struct drm_plane *plane,
> + struct drm_plane_state *state)
> +{
> + struct drm_simple_display_pipe *pipe;
> +
> + pipe = container_of(plane, struct drm_simple_display_pipe, plane);
> + if (!pipe->funcs || !pipe->funcs->cleanup_fb)
> + return;
> +
> + pipe->funcs->cleanup_fb(pipe, state);
> +}
> +
> static const struct drm_plane_helper_funcs drm_simple_kms_plane_helper_funcs
> = {
> + .prepare_fb = drm_simple_kms_plane_prepare_fb,
> + .cleanup_fb = drm_simple_kms_plane_cleanup_fb,
> .atomic_check = drm_simple_kms_plane_atomic_check,
> .atomic_update = drm_simple_kms_plane_atomic_update,
> };
> diff --git a/include/drm/drm_simple_kms_helper.h
> b/include/drm/drm_simple_kms_helper.h
> index 5d112f7..01a8436 100644
> --- a/include/drm/drm_simple_kms_helper.h
> +++ b/include/drm/drm_simple_kms_helper.h
> @@ -69,6 +69,26 @@ struct drm_simple_display_pipe_funcs {
> */
> void (*update)(struct drm_simple_display_pipe *pipe,
> struct drm_plane_state *plane_state);
> +
> + /**
> + * @prepare_fb:
> + *
> + * Optional, called by struct &drm_plane_helper_funcs ->prepare_fb .
> + * Please read the documentation for the ->prepare_fb hook in
> + * struct &drm_plane_helper_funcs for more details.
> + */
> + int (*prepare_fb)(struct drm_simple_display_pipe *pipe,
> + struct drm_plane_state *plane_state);
> +
> + /**
> + * @cleanup_fb:
> + *
> + * Optional, called by struct &drm_plane_helper_funcs ->cleanup_fb .
> + * Please read the documentation for the ->cleanup_fb hook in
> + * struct &drm_plane_helper_funcs for more details.
> + */
> + void (*cleanup_fb)(struct drm_simple_display_pipe *pipe,
> + struct drm_plane_state *plane_state);
> };
>
> /**
> --
> 2.9.3
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
