diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/power/power_helpers.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/power/power_helpers.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c index 51e76bce92ea..30349881a283 100644 --- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c @@ -116,6 +116,27 @@ static const struct abm_parameters * const abm_settings[] = { abm_settings_config2, }; +static const struct dm_bl_data_point custom_backlight_curve0[] = { + {2, 14}, {4, 16}, {6, 18}, {8, 21}, {10, 23}, {12, 26}, {14, 29}, {16, 32}, {18, 35}, + {20, 38}, {22, 41}, {24, 44}, {26, 48}, {28, 52}, {30, 55}, {32, 59}, {34, 62}, + {36, 67}, {38, 71}, {40, 75}, {42, 80}, {44, 84}, {46, 88}, {48, 93}, {50, 98}, + {52, 103}, {54, 108}, {56, 113}, {58, 118}, {60, 123}, {62, 129}, {64, 135}, {66, 140}, + {68, 146}, {70, 152}, {72, 158}, {74, 164}, {76, 171}, {78, 177}, {80, 183}, {82, 190}, + {84, 197}, {86, 204}, {88, 211}, {90, 218}, {92, 225}, {94, 232}, {96, 240}, {98, 247}}; + +struct custom_backlight_profile { + uint8_t ac_level_percentage; + uint8_t dc_level_percentage; + uint8_t min_input_signal; + uint8_t max_input_signal; + uint8_t num_data_points; + const struct dm_bl_data_point *data_points; +}; + +static const struct custom_backlight_profile custom_backlight_profiles[] = { + {100, 32, 12, 255, ARRAY_SIZE(custom_backlight_curve0), custom_backlight_curve0}, +}; + #define NUM_AMBI_LEVEL 5 #define NUM_AGGR_LEVEL 4 #define NUM_POWER_FN_SEGS 8 @@ -944,3 +965,25 @@ bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link, return true; } + +bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_backlight_caps *caps) +{ + unsigned int data_points_size; + + if (config_no >= ARRAY_SIZE(custom_backlight_profiles)) + return false; + + data_points_size = custom_backlight_profiles[config_no].num_data_points + * sizeof(custom_backlight_profiles[config_no].data_points[0]); + + caps->size = sizeof(struct dm_acpi_atif_backlight_caps) - sizeof(caps->data_points) + data_points_size; + caps->flags = 0; + caps->error_code = 0; + caps->ac_level_percentage = custom_backlight_profiles[config_no].ac_level_percentage; + caps->dc_level_percentage = custom_backlight_profiles[config_no].dc_level_percentage; + caps->min_input_signal = custom_backlight_profiles[config_no].min_input_signal; + caps->max_input_signal = custom_backlight_profiles[config_no].max_input_signal; + caps->num_data_points = custom_backlight_profiles[config_no].num_data_points; + memcpy(caps->data_points, custom_backlight_profiles[config_no].data_points, data_points_size); + return true; +} |