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1/* SPDX-License-Identifier: MIT2 *3 * Copyright © 2023 Intel Corporation4 */5 6#ifndef _INTEL_DSB_BUFFER_H7#define _INTEL_DSB_BUFFER_H8 9#include <linux/types.h>10 11struct intel_crtc;12struct i915_vma;13 14struct intel_dsb_buffer {15 u32 *cmd_buf;16 struct i915_vma *vma;17 size_t buf_size;18};19 20u32 intel_dsb_buffer_ggtt_offset(struct intel_dsb_buffer *dsb_buf);21void intel_dsb_buffer_write(struct intel_dsb_buffer *dsb_buf, u32 idx, u32 val);22u32 intel_dsb_buffer_read(struct intel_dsb_buffer *dsb_buf, u32 idx);23void intel_dsb_buffer_memset(struct intel_dsb_buffer *dsb_buf, u32 idx, u32 val, size_t size);24bool intel_dsb_buffer_create(struct intel_crtc *crtc, struct intel_dsb_buffer *dsb_buf,25 size_t size);26void intel_dsb_buffer_cleanup(struct intel_dsb_buffer *dsb_buf);27void intel_dsb_buffer_flush_map(struct intel_dsb_buffer *dsb_buf);28 29#endif30