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Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/handles.h')
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/handles.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/handles.h b/drivers/gpu/drm/nouveau/dispnv50/handles.h
new file mode 100644
index 000000000..a97a7bd29
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/dispnv50/handles.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NV50_KMS_HANDLES_H__
+#define __NV50_KMS_HANDLES_H__
+
+/*
+ * Various hard-coded object handles that nouveau uses. These are made-up by
+ * nouveau developers, not Nvidia. The only significance of the handles chosen
+ * is that they must all be unique.
+ */
+#define NV50_DISP_HANDLE_SYNCBUF 0xf0000000
+#define NV50_DISP_HANDLE_VRAM 0xf0000001
+
+#define NV50_DISP_HANDLE_WNDW_CTX(kind) (0xfb000000 | kind)
+#define NV50_DISP_HANDLE_CRC_CTX(head, i) (0xfc000000 | head->base.index << 1 | i)
+
+#endif /* !__NV50_KMS_HANDLES_H__ */