[Mesa-dev] [PATCH 2/7] drm-uapi: Update vc4 header with syncobj submit support
Stefan Schake
stschake at gmail.com
Sat Apr 21 22:41:20 UTC 2018
Signed-off-by: Stefan Schake <stschake at gmail.com>
---
The kernel side has not landed yet, so this is provisional.
include/drm-uapi/vc4_drm.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/include/drm-uapi/vc4_drm.h b/include/drm-uapi/vc4_drm.h
index 4117117b42..0b348bebee 100644
--- a/include/drm-uapi/vc4_drm.h
+++ b/include/drm-uapi/vc4_drm.h
@@ -173,6 +173,8 @@ struct drm_vc4_submit_cl {
#define VC4_SUBMIT_CL_FIXED_RCL_ORDER (1 << 1)
#define VC4_SUBMIT_CL_RCL_ORDER_INCREASING_X (1 << 2)
#define VC4_SUBMIT_CL_RCL_ORDER_INCREASING_Y (1 << 3)
+#define VC4_SUBMIT_CL_IMPORT_SYNCOBJ (1 << 4)
+#define VC4_SUBMIT_CL_EXPORT_SYNCOBJ (1 << 5)
__u32 flags;
/* Returned value of the seqno of this render job (for the
@@ -183,6 +185,18 @@ struct drm_vc4_submit_cl {
/* ID of the perfmon to attach to this job. 0 means no perfmon. */
__u32 perfmonid;
+ /* Syncobj handle to wait on. Set together with IMPORT_SYNCOBJ flag.
+ * If set, processing of this render job will not start until the
+ * syncobj is signalled.
+ */
+ __u32 in_sync;
+
+ /* Syncobj handle to export fence to. Set together with EXPORT_SYNCOBJ
+ * flag. If set, the fence in the syncobj will be replaced with a fence
+ * that signals upon completion of this render job.
+ */
+ __u32 out_sync;
+
/* Unused field to align this struct on 64 bits. Must be set to 0.
* If one ever needs to add an u32 field to this struct, this field
* can be used.
@@ -324,6 +338,7 @@ struct drm_vc4_get_hang_state {
#define DRM_VC4_PARAM_SUPPORTS_FIXED_RCL_ORDER 6
#define DRM_VC4_PARAM_SUPPORTS_MADVISE 7
#define DRM_VC4_PARAM_SUPPORTS_PERFMON 8
+#define DRM_VC4_PARAM_SUPPORTS_SYNCOBJ 9
struct drm_vc4_get_param {
__u32 param;
--
2.14.1
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