1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.h
new file mode 100644
index 000000000000..4b11cca8014c
--- /dev/null
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef _DPU_WRITEBACK_H
+#define _DPU_WRITEBACK_H
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_file.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_writeback.h>
+
+#include "msm_drv.h"
+#include "dpu_kms.h"
+#include "dpu_encoder_phys.h"
+
+struct dpu_wb_connector {
+	struct drm_writeback_connector base;
+	struct drm_encoder *wb_enc;
+	u32 maxlinewidth;
+};
+
+static inline struct dpu_wb_connector *to_dpu_wb_conn(struct drm_writeback_connector *conn)
+{
+	return container_of(conn, struct dpu_wb_connector, base);
+}
+
+int dpu_writeback_init(struct drm_device *dev, struct drm_encoder *enc,
+		const u32 *format_list, u32 num_formats, u32 maxlinewidth);
+
+#endif /*_DPU_WRITEBACK_H */