[PATCH libdrm 1/5] [libdrm] new syncobj extension

Chunming Zhou david1.zhou at amd.com
Fri Nov 2 08:26:45 UTC 2018


Signed-off-by: Chunming Zhou <david1.zhou at amd.com>
---
 include/drm/drm.h | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/include/drm/drm.h b/include/drm/drm.h
index 85c685a2..43d7420a 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -711,6 +711,7 @@ struct drm_prime_handle {
 struct drm_syncobj_create {
 	__u32 handle;
 #define DRM_SYNCOBJ_CREATE_SIGNALED (1 << 0)
+#define DRM_SYNCOBJ_CREATE_TYPE_TIMELINE (1 << 1)
 	__u32 flags;
 };
 
@@ -728,9 +729,20 @@ struct drm_syncobj_handle {
 	__s32 fd;
 	__u32 pad;
 };
+struct drm_syncobj_handle2 {
+	__u32 handle;
+	__u32 flags;
+	__u64 point;
+
+	__s32 fd;
+	__u32 pad;
+};
+
 
 #define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL (1 << 0)
 #define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT (1 << 1)
+#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_COMPLETED (1 << 2)
+#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE (1 << 3)
 struct drm_syncobj_wait {
 	__u64 handles;
 	/* absolute timeout */
@@ -741,12 +753,32 @@ struct drm_syncobj_wait {
 	__u32 pad;
 };
 
+struct drm_syncobj_timeline_wait {
+        __u64 handles;
+        /* wait on specific timeline point for every handles*/
+        __u64 points;
+        /* absolute timeout */
+        __s64 timeout_nsec;
+        __u32 count_handles;
+        __u32 flags;
+        __u32 first_signaled; /* only valid when not waiting all */
+        __u32 pad;
+};
+
 struct drm_syncobj_array {
 	__u64 handles;
 	__u32 count_handles;
 	__u32 pad;
 };
 
+struct drm_syncobj_timeline_query {
+        __u64 handles;
+        /* points are timeline syncobjs payloads returned by query ioctl */
+        __u64 points;
+        __u32 count_handles;
+        __u32 pad;
+};
+
 /* Query current scanout sequence number */
 struct drm_crtc_get_sequence {
 	__u32 crtc_id;		/* requested crtc_id */
@@ -903,6 +935,12 @@ extern "C" {
 #define DRM_IOCTL_MODE_GET_LEASE	DRM_IOWR(0xC8, struct drm_mode_get_lease)
 #define DRM_IOCTL_MODE_REVOKE_LEASE	DRM_IOWR(0xC9, struct drm_mode_revoke_lease)
 
+#define DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT DRM_IOWR(0xCA, struct drm_syncobj_timeline_wait)
+#define DRM_IOCTL_SYNCOBJ_QUERY         DRM_IOWR(0xCB, struct drm_syncobj_timeline_query)
+#define DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD2        DRM_IOWR(0xCC, struct drm_syncobj_handle2)
+#define DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE2        DRM_IOWR(0xCD, struct drm_syncobj_handle2)
+
+
 /**
  * Device specific ioctls should only be in their respective headers
  * The device specific ioctl range is from 0x40 to 0x9f.
-- 
2.17.1



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