1 /*
2  * Copyright 2019 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DMUB_ABM_LCD_H__
27 #define __DMUB_ABM_LCD_H__
28 
29 #include "abm.h"
30 
31 struct abm_save_restore;
32 
33 void dmub_abm_init(struct abm *abm, uint32_t backlight, uint32_t user_level);
34 bool dmub_abm_set_level(struct abm *abm, uint32_t level, uint8_t panel_mask);
35 unsigned int dmub_abm_get_current_backlight(struct abm *abm);
36 unsigned int dmub_abm_get_target_backlight(struct abm *abm);
37 void dmub_abm_init_config(struct abm *abm,
38 	const char *src,
39 	unsigned int bytes,
40 	unsigned int inst);
41 
42 bool dmub_abm_set_pause(struct abm *abm, bool pause, unsigned int panel_inst, unsigned int stream_inst);
43 bool dmub_abm_save_restore(
44 		struct dc_context *dc,
45 		unsigned int panel_inst,
46 		struct abm_save_restore *pData);
47 bool dmub_abm_set_pipe(struct abm *abm, uint32_t otg_inst, uint32_t option, uint32_t panel_inst, uint32_t pwrseq_inst);
48 bool dmub_abm_set_backlight_level(struct abm *abm,
49 		unsigned int backlight_pwm_u16_16,
50 		unsigned int frame_ramp,
51 		unsigned int panel_inst);
52 bool dmub_abm_set_event(struct abm *abm, unsigned int scaling_enable, unsigned int scaling_strength_map,
53 		unsigned int panel_inst);
54 #endif
55