diff options
| author | Simon Ser <contact@emersion.fr> | 2023-10-27 13:58:12 +0200 |
|---|---|---|
| committer | Simon Ser <contact@emersion.fr> | 2023-11-20 12:55:31 +0000 |
| commit | 07f4948bfc60288f179dafcf4ea0c0c8f9a558fd (patch) | |
| tree | 68cdfb26e047f9fe66827456c5fcafa0edcc81a8 | |
| parent | 7b60986640c6584f112222fb65b23a2fc326ce6e (diff) | |
xf86drmMode: add drmModeCloseFB()
Add a wrapper for the new CLOSEFB IOCTL, to close a framebuffer
without implicitly disabling planes or CRTCs.
See https://lore.kernel.org/dri-devel/20231020101926.145327-2-contact@emersion.fr/
Signed-off-by: Simon Ser <contact@emersion.fr>
| -rw-r--r-- | core-symbols.txt | 1 | ||||
| -rw-r--r-- | xf86drmMode.c | 10 | ||||
| -rw-r--r-- | xf86drmMode.h | 7 |
3 files changed, 18 insertions, 0 deletions
diff --git a/core-symbols.txt b/core-symbols.txt index 8b22f3a1..766c342d 100644 --- a/core-symbols.txt +++ b/core-symbols.txt @@ -104,6 +104,7 @@ drmModeAtomicGetCursor drmModeAtomicMerge drmModeAtomicSetCursor drmModeAttachMode +drmModeCloseFB drmModeConnectorGetPossibleCrtcs drmModeConnectorSetProperty drmModeCreateDumbBuffer diff --git a/xf86drmMode.c b/xf86drmMode.c index 65d54d78..a4873a0f 100644 --- a/xf86drmMode.c +++ b/xf86drmMode.c @@ -320,6 +320,16 @@ drm_public int drmModeRmFB(int fd, uint32_t bufferId) return DRM_IOCTL(fd, DRM_IOCTL_MODE_RMFB, &bufferId); } +drm_public int drmModeCloseFB(int fd, uint32_t buffer_id) +{ + struct drm_mode_closefb closefb; + + memclear(closefb); + closefb.fb_id = buffer_id; + + return DRM_IOCTL(fd, DRM_IOCTL_MODE_CLOSEFB, &closefb); +} + drm_public drmModeFBPtr drmModeGetFB(int fd, uint32_t buf) { struct drm_mode_fb_cmd info; diff --git a/xf86drmMode.h b/xf86drmMode.h index b6410ab8..08487887 100644 --- a/xf86drmMode.h +++ b/xf86drmMode.h @@ -315,6 +315,13 @@ int drmModeAddFB2WithModifiers(int fd, uint32_t width, uint32_t height, extern int drmModeRmFB(int fd, uint32_t bufferId); /** + * Close a framebuffer. + * + * Same as drmModeRmFB(), except it doesn't implicitly disable planes and CRTCs. + */ +extern int drmModeCloseFB(int fd, uint32_t buffer_id); + +/** * Mark a region of a framebuffer as dirty. */ extern int drmModeDirtyFB(int fd, uint32_t bufferId, |