1 /* SPDX-License-Identifier: MIT
2  *
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef _INTEL_DSB_H
7 #define _INTEL_DSB_H
8 
9 #include <linux/types.h>
10 
11 #include "i915_reg_defs.h"
12 
13 struct intel_crtc;
14 struct intel_dsb;
15 
16 struct intel_dsb *intel_dsb_prepare(struct intel_crtc *crtc,
17 				    unsigned int max_cmds);
18 void intel_dsb_finish(struct intel_dsb *dsb);
19 void intel_dsb_cleanup(struct intel_dsb *dsb);
20 void intel_dsb_reg_write(struct intel_dsb *dsb,
21 			 i915_reg_t reg, u32 val);
22 void intel_dsb_commit(struct intel_dsb *dsb,
23 		      bool wait_for_vblank);
24 void intel_dsb_wait(struct intel_dsb *dsb);
25 
26 #endif
27