Support atomic modesetting ioctl
Add support for the atomic modesetting ioctl through a property-set API.
v1: Squashed intermediate patches from Ville, Rob and myself. Updated
for current kernel interface (no blobs).
v2: Rewrite user-facing API to provide transactional/cursor interface.
Use memclear to zero out ioctl.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Rob Clark <robclark@freedesktop.org>
Signed-off-by: Daniel Stone <daniels@collabora.com>
v3 [Emil Velikov]: Remove DRM_CAP_ATOMIC - superseded by
DRM_CLIENT_CAP_ATOMIC.
Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
diff --git a/xf86drmMode.h b/xf86drmMode.h
index 20c3f15..317ea23 100644
--- a/xf86drmMode.h
+++ b/xf86drmMode.h
@@ -484,6 +484,25 @@
uint32_t object_type, uint32_t property_id,
uint64_t value);
+
+typedef struct _drmModeAtomicReq drmModeAtomicReq, *drmModeAtomicReqPtr;
+
+extern drmModeAtomicReqPtr drmModeAtomicAlloc(void);
+extern drmModeAtomicReqPtr drmModeAtomicDuplicate(drmModeAtomicReqPtr req);
+extern int drmModeAtomicMerge(drmModeAtomicReqPtr base,
+ drmModeAtomicReqPtr augment);
+extern void drmModeAtomicFree(drmModeAtomicReqPtr req);
+extern int drmModeAtomicGetCursor(drmModeAtomicReqPtr req);
+extern void drmModeAtomicSetCursor(drmModeAtomicReqPtr req, int cursor);
+extern int drmModeAtomicAddProperty(drmModeAtomicReqPtr req,
+ uint32_t object_id,
+ uint32_t property_id,
+ uint64_t value);
+extern int drmModeAtomicCommit(int fd,
+ drmModeAtomicReqPtr req,
+ uint32_t flags,
+ void *user_data);
+
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif