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drm/panthor: Document drm_panthor_tiler_heap_destroy::handle validity constraints

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Make sure the user is aware that drm_panthor_tiler_heap_destroy::handle
must be a handle previously returned by
DRM_IOCTL_PANTHOR_TILER_HEAP_CREATE.

v4:
- Add Steve's R-b

v3:
- New patch

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240502165158.1458959-6-boris.brezillon@collabora.com
This commit is contained in:
Boris Brezillon 2024-05-02 18:51:58 +02:00
parent 8e43b1e537
commit 591eafcd46
1 changed files with 5 additions and 1 deletions
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6
include/uapi/drm/panthor_drm.h
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@ -939,7 +939,11 @@ struct drm_panthor_tiler_heap_create {
* struct drm_panthor_tiler_heap_destroy - Arguments passed to DRM_IOCTL_PANTHOR_TILER_HEAP_DESTROY
*/
struct drm_panthor_tiler_heap_destroy {
/** @handle: Handle of the tiler heap to destroy */
/**
* @handle: Handle of the tiler heap to destroy.
*
* Must be a valid heap handle returned by DRM_IOCTL_PANTHOR_TILER_HEAP_CREATE.
*/
__u32 handle;
/** @pad: Padding field, MBZ. */