drm: expand drm_syncobj_find_fence to support timeline point v2

we can fetch timeline point fence after expanded.
v2: The parameter fence is the result of the function and should come last.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/246541/

4 files changed, 7 insertions, 6 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 502b94fb116a..5db7b1b460da 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1102,7 +1102,7 @@ static int amdgpu_syncobj_lookup_and_add_to_sync(struct amdgpu_cs_parser *p,
 {
         int r;
         struct dma_fence *fence;
-        r = drm_syncobj_find_fence(p->filp, handle, &fence);
+        r = drm_syncobj_find_fence(p->filp, handle, 0, &fence);
         if (r)
                 return r;
 
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index abbb22c97f7a..e04b0f336af0 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -222,6 +222,7 @@ static int drm_syncobj_assign_null_handle(struct drm_syncobj *syncobj)
  * drm_syncobj_find_fence - lookup and reference the fence in a sync object
  * @file_private: drm file private pointer
  * @handle: sync object handle to lookup.
+ * @point: timeline point
  * @fence: out parameter for the fence
  *
  * This is just a convenience function that combines drm_syncobj_find() and
@@ -232,7 +233,7 @@ static int drm_syncobj_assign_null_handle(struct drm_syncobj *syncobj)
  * dma_fence_put().
  */
 int drm_syncobj_find_fence(struct drm_file *file_private,
-                           u32 handle,
+                           u32 handle, u64 point,
                            struct dma_fence **fence)
 {
         struct drm_syncobj *syncobj = drm_syncobj_find(file_private, handle);
@@ -503,7 +504,7 @@ static int drm_syncobj_export_sync_file(struct drm_file *file_private,
         if (fd < 0)
                 return fd;
 
-        ret = drm_syncobj_find_fence(file_private, handle, &fence);
+        ret = drm_syncobj_find_fence(file_private, handle, 0, &fence);
         if (ret)
                 goto err_put_fd;
 
diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
index 5ce24098a5fd..9b9ab34fb461 100644
--- a/drivers/gpu/drm/v3d/v3d_gem.c
+++ b/drivers/gpu/drm/v3d/v3d_gem.c
@@ -521,12 +521,12 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
         kref_init(&exec->refcount);
 
         ret = drm_syncobj_find_fence(file_priv, args->in_sync_bcl,
-                                     &exec->bin.in_fence);
+                                     0, &exec->bin.in_fence);
         if (ret == -EINVAL)
                 goto fail;
 
         ret = drm_syncobj_find_fence(file_priv, args->in_sync_rcl,
-                                     &exec->render.in_fence);
+                                     0, &exec->render.in_fence);
         if (ret == -EINVAL)
                 goto fail;
 
diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c
index 7910b9acedd6..928718b467bd 100644
--- a/drivers/gpu/drm/vc4/vc4_gem.c
+++ b/drivers/gpu/drm/vc4/vc4_gem.c
@@ -1173,7 +1173,7 @@ vc4_submit_cl_ioctl(struct drm_device *dev, void *data,
 
         if (args->in_sync) {
                 ret = drm_syncobj_find_fence(file_priv, args->in_sync,
-                                             &in_fence);
+                                             0, &in_fence);
                 if (ret)
                         goto fail;