| 1 | /* SPDX-License-Identifier: MIT |
|---|---|
| 2 | * |
| 3 | * Copyright © 2023 Intel Corporation |
| 4 | */ |
| 5 | |
| 6 | #ifndef _INTEL_DSB_BUFFER_H |
| 7 | #define _INTEL_DSB_BUFFER_H |
| 8 | |
| 9 | #include <linux/types.h> |
| 10 | |
| 11 | struct intel_crtc; |
| 12 | struct i915_vma; |
| 13 | |
| 14 | struct intel_dsb_buffer { |
| 15 | u32 *cmd_buf; |
| 16 | struct i915_vma *vma; |
| 17 | size_t buf_size; |
| 18 | }; |
| 19 | |
| 20 | u32 intel_dsb_buffer_ggtt_offset(struct intel_dsb_buffer *dsb_buf); |
| 21 | void intel_dsb_buffer_write(struct intel_dsb_buffer *dsb_buf, u32 idx, u32 val); |
| 22 | u32 intel_dsb_buffer_read(struct intel_dsb_buffer *dsb_buf, u32 idx); |
| 23 | void intel_dsb_buffer_memset(struct intel_dsb_buffer *dsb_buf, u32 idx, u32 val, size_t size); |
| 24 | bool intel_dsb_buffer_create(struct intel_crtc *crtc, struct intel_dsb_buffer *dsb_buf, |
| 25 | size_t size); |
| 26 | void intel_dsb_buffer_cleanup(struct intel_dsb_buffer *dsb_buf); |
| 27 | void intel_dsb_buffer_flush_map(struct intel_dsb_buffer *dsb_buf); |
| 28 | |
| 29 | #endif |
| 30 |