Le 19/08/24 - 16:56, Harry Wentland a écrit :
[...]
> +#ifndef __DRM_COLOROP_H__
> +#define __DRM_COLOROP_H__
> +
> +#include <drm/drm_mode_object.h>
> +#include <drm/drm_mode.h>
> +#include <drm/drm_property.h>
> +
> +/**
> + * struct drm_colorop_state - mutable colorop state
> + */
> +struct drm_colorop_state {
> + /** @colorop: backpointer to the colorop */
> + struct drm_colorop *colorop;
> +
> + /* colorop properties */
Can you add a comment like this, so it is clear that not all the fields
are valid and only a few of them will be used.
/*
* Color properties
*
* The following fields are not always valid, their usage depends
* on the colorop type. See their associated comment for more
* information.
*/
> +
> + /** @state: backpointer to global drm_atomic_state */
> + struct drm_atomic_state *state;
> +};
> +
> +/**
> + * struct drm_colorop - DRM color operation control structure
> + *
> + * A colorop represents one color operation. They can be chained via
> + * the 'next' pointer to build a color pipeline.
> + */
> +struct drm_colorop {
> + /** @dev: parent DRM device */
> + struct drm_device *dev;
> +
> + /**
> + * @head:
> + *
> + * List of all colorops on @dev, linked from &drm_mode_config.colorop_list.
> + * Invariant over the lifetime of @dev and therefore does not need
> + * locking.
> + */
> + struct list_head head;
> +
> + /**
> + * @index: Position inside the mode_config.list, can be used as an array
> + * index. It is invariant over the lifetime of the colorop.
> + */
> + unsigned index;
> +
> + /** @base: base mode object */
> + struct drm_mode_object base;
> +
> + /**
> + * @plane:
> + *
> + * The plane on which the colorop sits. A drm_colorop is always unique
> + * to a plane.
> + */
> + struct drm_plane *plane;
> +
> + /**
> + * @state:
> + *
> + * Current atomic state for this colorop.
> + *
> + * This is protected by @mutex. Note that nonblocking atomic commits
> + * access the current colorop state without taking locks.
> + */
> + struct drm_colorop_state *state;
> +
> + /* colorop properties */
Maybe the same kind of comment here?
> + /** @properties: property tracking for this colorop */
> + struct drm_object_properties properties;
> +
> +};
> +
[...]
Louis Chauvet
