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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-01-24 09:57:18 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-01-24 09:57:18 -0800
commit62ed8ceda1699acae01b666497f004bfd3d67a6f (patch)
treefe38c83c49dfd568b540666948ef78cb9d082c38 /drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h
parent1c3415a06b1016a596bfe59e0cfee56c773aa958 (diff)
parent7a308bb3016f57e5be11a677d15b821536419d36 (diff)
Merge tag 'v4.10-rc5' into for-linus
Sync up with mainline to apply fixup to a commit that came through power supply tree.
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h
new file mode 100644
index 000000000000..605be266e07f
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2016 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Christian König
+ */
+#ifndef __AMDGPU_SYNC_H__
+#define __AMDGPU_SYNC_H__
+
+#include <linux/hashtable.h>
+
+struct dma_fence;
+struct reservation_object;
+struct amdgpu_device;
+struct amdgpu_ring;
+
+/*
+ * Container for fences used to sync command submissions.
+ */
+struct amdgpu_sync {
+ DECLARE_HASHTABLE(fences, 4);
+ struct dma_fence *last_vm_update;
+};
+
+void amdgpu_sync_create(struct amdgpu_sync *sync);
+int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync,
+ struct dma_fence *f);
+int amdgpu_sync_resv(struct amdgpu_device *adev,
+ struct amdgpu_sync *sync,
+ struct reservation_object *resv,
+ void *owner);
+struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync,
+ struct amdgpu_ring *ring);
+struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync);
+void amdgpu_sync_free(struct amdgpu_sync *sync);
+int amdgpu_sync_init(void);
+void amdgpu_sync_fini(void);
+
+#endif