1 /* Copyright 2018 Advanced Micro Devices, Inc.
2  *
3  * Permission is hereby granted, free of charge, to any person obtaining a
4  * copy of this software and associated documentation files (the "Software"),
5  * to deal in the Software without restriction, including without limitation
6  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7  * and/or sell copies of the Software, and to permit persons to whom the
8  * Software is furnished to do so, subject to the following conditions:
9  *
10  * The above copyright notice and this permission notice shall be included in
11  * all copies or substantial portions of the Software.
12  *
13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
16  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
17  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
18  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
19  * OTHER DEALINGS IN THE SOFTWARE.
20  *
21  * Authors: AMD
22  *
23  */
24 
25 #ifndef MODULES_POWER_POWER_HELPERS_H_
26 #define MODULES_POWER_POWER_HELPERS_H_
27 
28 #include "dc/inc/hw/dmcu.h"
29 #include "dc/inc/hw/abm.h"
30 
31 
32 enum abm_defines {
33 	abm_defines_max_level = 4,
34 	abm_defines_max_config = 4,
35 };
36 
37 struct dmcu_iram_parameters {
38 	unsigned int *backlight_lut_array;
39 	unsigned int backlight_lut_array_size;
40 	unsigned int backlight_ramping_reduction;
41 	unsigned int backlight_ramping_start;
42 	unsigned int min_abm_backlight;
43 	unsigned int set;
44 };
45 
46 bool dmcu_load_iram(struct dmcu *dmcu,
47 		struct dmcu_iram_parameters params);
48 bool dmub_init_abm_config(struct abm *abm,
49 		struct dmcu_iram_parameters params);
50 
51 #endif /* MODULES_POWER_POWER_HELPERS_H_ */
52