On Thu, 30 Jan 2025, Vinod Govindapillai <vinod.govindapillai@xxxxxxxxx> wrote:
> Add a const qualifier for the "state" parameter as well as we could
> use this helper to get the combined damage in cases of const
> drm_plane_state as well. Needed mainly for xe driver big joiner cases
> where we need to track the damage from immutable plane state.
Needs to be sent to dri-devel.
>
> Signed-off-by: Vinod Govindapillai <vinod.govindapillai@xxxxxxxxx>
> ---
> drivers/gpu/drm/drm_damage_helper.c | 2 +-
> include/drm/drm_damage_helper.h | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_damage_helper.c b/drivers/gpu/drm/drm_damage_helper.c
> index afb02aae707b..44a5a36806e3 100644
> --- a/drivers/gpu/drm/drm_damage_helper.c
> +++ b/drivers/gpu/drm/drm_damage_helper.c
> @@ -308,7 +308,7 @@ EXPORT_SYMBOL(drm_atomic_helper_damage_iter_next);
> * True if there is valid plane damage otherwise false.
> */
> bool drm_atomic_helper_damage_merged(const struct drm_plane_state *old_state,
> - struct drm_plane_state *state,
> + const struct drm_plane_state *state,
> struct drm_rect *rect)
> {
> struct drm_atomic_helper_damage_iter iter;
> diff --git a/include/drm/drm_damage_helper.h b/include/drm/drm_damage_helper.h
> index effda42cce31..a58cbcd11276 100644
> --- a/include/drm/drm_damage_helper.h
> +++ b/include/drm/drm_damage_helper.h
> @@ -78,7 +78,7 @@ bool
> drm_atomic_helper_damage_iter_next(struct drm_atomic_helper_damage_iter *iter,
> struct drm_rect *rect);
> bool drm_atomic_helper_damage_merged(const struct drm_plane_state *old_state,
> - struct drm_plane_state *state,
> + const struct drm_plane_state *state,
> struct drm_rect *rect);
>
> #endif
--
Jani Nikula, Intel
