drivers/gpu/drm/amd/display/modules/power/power_helpers.h

   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
  30
  31 enum abm_defines {
  32         abm_defines_max_level = 4,
  33         abm_defines_max_config = 4,
  34 };
  35
  36 struct dmcu_iram_parameters {
  37         unsigned int *backlight_lut_array;
  38         unsigned int backlight_lut_array_size;
  39         unsigned int backlight_ramping_reduction;
  40         unsigned int backlight_ramping_start;
  41         unsigned int min_abm_backlight;
  42         unsigned int set;
  43 };
  44
  45 bool dmcu_load_iram(struct dmcu *dmcu,
  46                 struct dmcu_iram_parameters params);
  47
  48 #endif /* MODULES_POWER_POWER_HELPERS_H_ */