[PATCH 4/8] drm: expand replace_fence to support timeline point v2

Chunming Zhou david1.zhou at amd.com
Fri Aug 24 12:12:06 UTC 2018


we can place a fence to a timeline point after expanded.
v2: change func parameter order

Signed-off-by: Chunming Zhou <david1.zhou at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c     |  2 +-
 drivers/gpu/drm/drm_syncobj.c              | 14 ++++++++------
 drivers/gpu/drm/i915/i915_gem_execbuffer.c |  2 +-
 drivers/gpu/drm/v3d/v3d_gem.c              |  2 +-
 drivers/gpu/drm/vc4/vc4_gem.c              |  2 +-
 include/drm/drm_syncobj.h                  |  2 +-
 6 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 0e8cf088175f..1dba9223927a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1151,7 +1151,7 @@ static void amdgpu_cs_post_dependencies(struct amdgpu_cs_parser *p)
 	int i;
 
 	for (i = 0; i < p->num_post_dep_syncobjs; ++i)
-		drm_syncobj_replace_fence(p->post_dep_syncobjs[i], p->fence);
+		drm_syncobj_replace_fence(p->post_dep_syncobjs[i], 0, p->fence);
 }
 
 static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 2dcb60f4c0f7..ab43559398d0 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -140,11 +140,13 @@ void drm_syncobj_remove_callback(struct drm_syncobj *syncobj,
 /**
  * drm_syncobj_replace_fence - replace fence in a sync object.
  * @syncobj: Sync object to replace fence in
+ * @point: timeline point
  * @fence: fence to install in sync file.
  *
- * This replaces the fence on a sync object.
+ * This replaces the fence on a sync object, or a timeline point fence.
  */
 void drm_syncobj_replace_fence(struct drm_syncobj *syncobj,
+			       u64 point,
 			       struct dma_fence *fence)
 {
 	struct dma_fence *old_fence;
@@ -206,7 +208,7 @@ static int drm_syncobj_assign_null_handle(struct drm_syncobj *syncobj)
 		       &fence->lock, 0, 0);
 	dma_fence_signal(&fence->base);
 
-	drm_syncobj_replace_fence(syncobj, &fence->base);
+	drm_syncobj_replace_fence(syncobj, 0, &fence->base);
 
 	dma_fence_put(&fence->base);
 
@@ -257,7 +259,7 @@ void drm_syncobj_free(struct kref *kref)
 	struct drm_syncobj *syncobj = container_of(kref,
 						   struct drm_syncobj,
 						   refcount);
-	drm_syncobj_replace_fence(syncobj, NULL);
+	drm_syncobj_replace_fence(syncobj, 0, NULL);
 	kfree(syncobj);
 }
 EXPORT_SYMBOL(drm_syncobj_free);
@@ -297,7 +299,7 @@ int drm_syncobj_create(struct drm_syncobj **out_syncobj, uint32_t flags,
 	}
 
 	if (fence)
-		drm_syncobj_replace_fence(syncobj, fence);
+		drm_syncobj_replace_fence(syncobj, 0, fence);
 
 	*out_syncobj = syncobj;
 	return 0;
@@ -482,7 +484,7 @@ static int drm_syncobj_import_sync_file_fence(struct drm_file *file_private,
 		return -ENOENT;
 	}
 
-	drm_syncobj_replace_fence(syncobj, fence);
+	drm_syncobj_replace_fence(syncobj, 0, fence);
 	dma_fence_put(fence);
 	drm_syncobj_put(syncobj);
 	return 0;
@@ -964,7 +966,7 @@ drm_syncobj_reset_ioctl(struct drm_device *dev, void *data,
 		return ret;
 
 	for (i = 0; i < args->count_handles; i++)
-		drm_syncobj_replace_fence(syncobjs[i], NULL);
+		drm_syncobj_replace_fence(syncobjs[i], 0, NULL);
 
 	drm_syncobj_array_free(syncobjs, args->count_handles);
 
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 60dc2a865f5f..7209dd832d39 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -2211,7 +2211,7 @@ signal_fence_array(struct i915_execbuffer *eb,
 		if (!(flags & I915_EXEC_FENCE_SIGNAL))
 			continue;
 
-		drm_syncobj_replace_fence(syncobj, fence);
+		drm_syncobj_replace_fence(syncobj, 0, fence);
 	}
 }
 
diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
index d25c35c45c33..edb4b3651e1d 100644
--- a/drivers/gpu/drm/v3d/v3d_gem.c
+++ b/drivers/gpu/drm/v3d/v3d_gem.c
@@ -586,7 +586,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
 	/* Update the return sync object for the */
 	sync_out = drm_syncobj_find(file_priv, args->out_sync);
 	if (sync_out) {
-		drm_syncobj_replace_fence(sync_out,
+		drm_syncobj_replace_fence(sync_out, 0,
 					  &exec->render.base.s_fence->finished);
 		drm_syncobj_put(sync_out);
 	}
diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c
index 928718b467bd..5b22e996af6c 100644
--- a/drivers/gpu/drm/vc4/vc4_gem.c
+++ b/drivers/gpu/drm/vc4/vc4_gem.c
@@ -681,7 +681,7 @@ vc4_queue_submit(struct drm_device *dev, struct vc4_exec_info *exec,
 	exec->fence = &fence->base;
 
 	if (out_sync)
-		drm_syncobj_replace_fence(out_sync, exec->fence);
+		drm_syncobj_replace_fence(out_sync, 0, exec->fence);
 
 	vc4_update_bo_seqnos(exec, seqno);
 
diff --git a/include/drm/drm_syncobj.h b/include/drm/drm_syncobj.h
index ab9055f943c7..425432b85a87 100644
--- a/include/drm/drm_syncobj.h
+++ b/include/drm/drm_syncobj.h
@@ -131,7 +131,7 @@ drm_syncobj_fence_get(struct drm_syncobj *syncobj)
 
 struct drm_syncobj *drm_syncobj_find(struct drm_file *file_private,
 				     u32 handle);
-void drm_syncobj_replace_fence(struct drm_syncobj *syncobj,
+void drm_syncobj_replace_fence(struct drm_syncobj *syncobj, u64 point,
 			       struct dma_fence *fence);
 int drm_syncobj_find_fence(struct drm_file *file_private,
 			   u32 handle, u64 point,
-- 
2.17.1



More information about the dri-devel mailing list