[PATCH libdrm 1/7] new syncobj extension v2

Chunming Zhou
2018-12-07T09:57:57Z

v2: drop not implemented IOCTLs and flags

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
---
include/drm/drm.h | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)

diff --git a/include/drm/drm.h b/include/drm/drm.h
index 85c685a2..9ef6b9d0 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -729,8 +729,17 @@ struct drm_syncobj_handle {
__u32 pad;
};

+struct drm_syncobj_transfer {
+ __u32 binary_handle;
+ __u32 timeline_handle;
+ __u64 point;
+ __u32 flags;
+ __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_AVAILABLE (1 << 2)
struct drm_syncobj_wait {
__u64 handles;
/* absolute timeout */
@@ -741,12 +750,31 @@ 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_array {
+ __u64 handles;
+ __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 +931,13 @@ 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_array)
+#define DRM_IOCTL_SYNCOBJ_BINARY_TO_TIMELINE DRM_IOWR(0xCC, struct drm_syncobj_transfer)
+#define DRM_IOCTL_SYNCOBJ_TIMELINE_TO_BINARY DRM_IOWR(0xCD, struct drm_syncobj_transfer)
+#define DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL DRM_IOWR(0xCE, struct drm_syncobj_timeline_array)
+
+
/**
* Device specific ioctls should only be in their respective headers
* The device specific ioctl range is from 0x40 to 0x9f.