[Mesa-dev] [PATCH 2/6] radv: Add syncobj signal/reset/wait to winsys.

[Bas Nieuwenhuizen]

---
 src/amd/vulkan/radv_radeon_winsys.h           |  4 +++
 src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c | 40 +++++++++++++++++++++++++++
 2 files changed, 44 insertions(+)

diff --git a/src/amd/vulkan/radv_radeon_winsys.h 
b/src/amd/vulkan/radv_radeon_winsys.h
index 2b815d9c5a9..e851c3edf86 100644
--- a/src/amd/vulkan/radv_radeon_winsys.h
+++ b/src/amd/vulkan/radv_radeon_winsys.h
@@ -274,6 +274,10 @@ struct radeon_winsys {
        int (*create_syncobj)(struct radeon_winsys *ws, uint32_t *handle);
        void (*destroy_syncobj)(struct radeon_winsys *ws, uint32_t handle);
 
+       void (*reset_syncobj)(struct radeon_winsys *ws, uint32_t handle);
+       void (*signal_syncobj)(struct radeon_winsys *ws, uint32_t handle);
+       bool (*wait_syncobj)(struct radeon_winsys *ws, uint32_t handle, 
uint64_t timeout);
+
        int (*export_syncobj)(struct radeon_winsys *ws, uint32_t syncobj, int 
*fd);
        int (*import_syncobj)(struct radeon_winsys *ws, int fd, uint32_t 
*syncobj);
 
diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c 
b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
index e5ea312aeeb..e4d444b8524 100644
--- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
+++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
@@ -1281,6 +1281,43 @@ static void radv_amdgpu_destroy_syncobj(struct 
radeon_winsys *_ws,
        amdgpu_cs_destroy_syncobj(ws->dev, handle);
 }
 
+static void radv_amdgpu_reset_syncobj(struct radeon_winsys *_ws,
+                                   uint32_t handle)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+       amdgpu_cs_syncobj_reset(ws->dev, &handle, 1);
+}
+
+static void radv_amdgpu_signal_syncobj(struct radeon_winsys *_ws,
+                                   uint32_t handle)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+       amdgpu_cs_syncobj_signal(ws->dev, &handle, 1);
+}
+
+static bool radv_amdgpu_wait_syncobj(struct radeon_winsys *_ws,
+                                   uint32_t handle, uint64_t timeout)
+{
+       struct radv_amdgpu_winsys *ws = radv_amdgpu_winsys(_ws);
+       uint32_t tmp;
+
+       /* The timeouts are signed, while vulkan timeouts are unsigned. */
+       timeout = MIN2(timeout, INT64_MAX);
+
+       int ret = amdgpu_cs_syncobj_wait(ws->dev, &handle, 1, timeout,
+                                        DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT 
|
+                                        DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL,
+                                        &tmp);
+       if (ret == 0) {
+               return true;
+       } else if (ret == -1 && errno == ETIME) {
+               return false;
+       } else {
+               fprintf(stderr, "amdgpu: radv_amdgpu_wait_syncobj 
failed!\nerrno: %d\n", errno);
+               return false;
+       }
+}
+
 static int radv_amdgpu_export_syncobj(struct radeon_winsys *_ws,
                                      uint32_t syncobj,
                                      int *fd)
@@ -1319,6 +1356,9 @@ void radv_amdgpu_cs_init_functions(struct 
radv_amdgpu_winsys *ws)
        ws->base.destroy_sem = radv_amdgpu_destroy_sem;
        ws->base.create_syncobj = radv_amdgpu_create_syncobj;
        ws->base.destroy_syncobj = radv_amdgpu_destroy_syncobj;
+       ws->base.reset_syncobj = radv_amdgpu_reset_syncobj;
+       ws->base.signal_syncobj = radv_amdgpu_signal_syncobj;
+       ws->base.wait_syncobj = radv_amdgpu_wait_syncobj;
        ws->base.export_syncobj = radv_amdgpu_export_syncobj;
        ws->base.import_syncobj = radv_amdgpu_import_syncobj;
        ws->base.fence_wait = radv_amdgpu_fence_wait;
-- 
2.15.1

_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev