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drm/amd/display: Separate ABM functions into dedicated power_abm.c file

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[Why]
Improves code organization by separating Adaptive Backlight
Modulation functionality from general power management.
This modular approach enhances maintainability and makes the
codebase easier to navigate.

[How]
Create new power_abm.c file containing all ABM-related functions moved from power.c.
Remove static qualifier from shared functions to enable cross-file access:
- initialize_backlight_caps: Initialize backlight capabilities
- validate_ext_backlight_caps: Validate external backlight capabilities
- backlight_millipercent_to_pwm: Convert brightness percent to PWM
- backlight_millipercent_to_millinit: Convert brightness percent to nits
- fill_backlight_level_params: Populate backlight level parametersAdd function
declarations to mod_power.h header. Update CMakeLists.txt to include power_abm.c in build.
Maintain forward declaration of struct core_power for type compatibility.
Rename struct core_power field from 'public' to 'mod_public'.
Move internal structures (backlight_state, backlight_properties,
dmcu_varibright_cached_properties, core_power) to power_helpers.h to
ensure consistent memory layouts across compilation units.

Reviewed-by: Martin Leung <martin.leung@amd.com>
Signed-off-by: Lohita Mudimela <lohita.mudimela@amd.com>
Signed-off-by: James Lin <pinglei.lin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lohita Mudimela 2026-03-10 17:46:01 +05:30 committed by Alex Deucher
parent a349b97b88
commit 254a47ce0c
6 changed files with 2194 additions and 2018 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/gpu/drm/amd/display/modules/inc/mod_power.h
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@ -5,6 +5,8 @@
#include "dm_services.h"
struct core_power;
struct mod_power_init_params {
bool disable_fractional_pwm;
@ -412,4 +414,27 @@ bool mod_power_backlight_nits_to_percent(struct mod_power *mod_power,
unsigned int backlight_millinit,
unsigned int *backlight_millipercent);
void initialize_backlight_caps(struct core_power *core_power, unsigned int inst);
unsigned int backlight_millipercent_to_pwm(
struct core_power *core_power, unsigned int millipercent, unsigned int inst);
unsigned int backlight_millipercent_to_millinit(
struct core_power *core_power, unsigned int millipercent, unsigned int inst);
void fill_backlight_level_params(struct core_power *core_power,
struct set_backlight_level_params *backlight_level_params,
int panel_inst, uint8_t aux_inst, unsigned int backlight_pwm,
enum backlight_control_type backlight_control_type,
unsigned int backlight_millinit, unsigned int transition_time_millisec,
bool is_hdr);
bool mod_power_hw_init_backlight(struct mod_power *mod_power);
void mod_power_update_backlight_on_mode_change(
struct core_power *core_power,
struct dc_link *link,
unsigned int panel_inst,
uint8_t aux_inst,
bool is_hdr);
#endif /* MODULES_INC_MOD_POWER_H_ */

2
drivers/gpu/drm/amd/display/modules/power/Makefile
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@ -23,7 +23,7 @@
# Makefile for the 'power' sub-module of DAL.
#
MOD_POWER = power_helpers.o power.o
MOD_POWER = power_helpers.o power.o power_abm.o
AMD_DAL_MOD_POWER = $(addprefix $(AMDDALPATH)/modules/power/,$(MOD_POWER))
#$(info ************ DAL POWER MODULE MAKEFILE ************)

1209
drivers/gpu/drm/amd/display/modules/power/power.c
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File diff suppressed because it is too large Load Diff

2160
drivers/gpu/drm/amd/display/modules/power/power_abm.c Normal file
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File diff suppressed because it is too large Load Diff

815
drivers/gpu/drm/amd/display/modules/power/power_helpers.c
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@ -33,796 +33,6 @@
#define bswap16_based_on_endian(big_endian, value) \
((big_endian) ? cpu_to_be16(value) : cpu_to_le16(value))
/* Possible Min Reduction config from least aggressive to most aggressive
* 0 1 2 3 4 5 6 7 8 9 10 11 12
* 100 98.0 94.1 94.1 85.1 80.3 75.3 69.4 60.0 57.6 50.2 49.8 40.0 %
*/
static const unsigned char min_reduction_table[13] = {
0xff, 0xfa, 0xf0, 0xf0, 0xd9, 0xcd, 0xc0, 0xb1, 0x99, 0x93, 0x80, 0x82, 0x66};
/* Possible Max Reduction configs from least aggressive to most aggressive
* 0 1 2 3 4 5 6 7 8 9 10 11 12
* 96.1 89.8 85.1 80.3 69.4 64.7 64.7 50.2 39.6 30.2 30.2 30.2 19.6 %
*/
static const unsigned char max_reduction_table[13] = {
0xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32};
/* Possible ABM 2.2 Min Reduction configs from least aggressive to most aggressive
* 0 1 2 3 4 5 6 7 8 9 10 11 12
* 100 100 100 100 100 100 100 100 100 92.2 83.1 75.3 75.3 %
*/
static const unsigned char min_reduction_table_v_2_2[13] = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xeb, 0xd4, 0xc0, 0xc0};
/* Possible ABM 2.2 Max Reduction configs from least aggressive to most aggressive
* 0 1 2 3 4 5 6 7 8 9 10 11 12
* 96.1 89.8 74.9 69.4 64.7 52.2 48.6 39.6 30.2 25.1 19.6 12.5 12.5 %
*/
static const unsigned char max_reduction_table_v_2_2[13] = {
0xf5, 0xe5, 0xbf, 0xb1, 0xa5, 0x85, 0x7c, 0x65, 0x4d, 0x40, 0x32, 0x20, 0x20};
/* Predefined ABM configuration sets. We may have different configuration sets
* in order to satisfy different power/quality requirements.
*/
static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_level] = {
/* ABM Level 1, ABM Level 2, ABM Level 3, ABM Level 4 */
{ 2, 5, 7, 8 }, /* Default - Medium aggressiveness */
{ 2, 5, 8, 11 }, /* Alt #1 - Increased aggressiveness */
{ 0, 2, 4, 8 }, /* Alt #2 - Minimal aggressiveness */
{ 3, 6, 10, 12 }, /* Alt #3 - Super aggressiveness */
};
struct abm_parameters {
unsigned char min_reduction;
unsigned char max_reduction;
unsigned char bright_pos_gain;
unsigned char dark_pos_gain;
unsigned char brightness_gain;
unsigned char contrast_factor;
unsigned char deviation_gain;
unsigned char min_knee;
unsigned char max_knee;
unsigned short blRampReduction;
unsigned short blRampStart;
};
static const struct abm_parameters abm_settings_config0[abm_defines_max_level] = {
// min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blRed blStart
{0xff, 0xbf, 0x20, 0x00, 0xff, 0x99, 0xb3, 0x40, 0xe0, 0xf777, 0xcccc},
{0xde, 0x85, 0x20, 0x00, 0xe0, 0x90, 0xa8, 0x40, 0xc8, 0xf777, 0xcccc},
{0xb0, 0x50, 0x20, 0x00, 0xc0, 0x88, 0x78, 0x70, 0xa0, 0xeeee, 0x9999},
{0x82, 0x40, 0x20, 0x00, 0x00, 0xb8, 0xb3, 0x70, 0x70, 0xe333, 0xb333},
};
static const struct abm_parameters abm_settings_config1[abm_defines_max_level] = {
// min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blRed blStart
{0xf0, 0xd9, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc},
{0xcd, 0xa5, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc},
{0x99, 0x65, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc},
{0x82, 0x4d, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc},
};
static const struct abm_parameters abm_settings_config2[abm_defines_max_level] = {
// min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blRed blStart
{0xf0, 0xbf, 0x20, 0x00, 0x88, 0x99, 0xb3, 0x40, 0xe0, 0x0000, 0xcccc},
{0xd8, 0x85, 0x20, 0x00, 0x70, 0x90, 0xa8, 0x40, 0xc8, 0x0700, 0xb333},
{0xb8, 0x58, 0x20, 0x00, 0x64, 0x88, 0x78, 0x70, 0xa0, 0x7000, 0x9999},
{0x82, 0x40, 0x20, 0x00, 0x00, 0xb8, 0xb3, 0x70, 0x70, 0xc333, 0xb333},
};
static const struct abm_parameters * const abm_settings[] = {
abm_settings_config0,
abm_settings_config1,
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
#define NUM_BL_CURVE_SEGS 16
#define IRAM_SIZE 256
#define IRAM_RESERVE_AREA_START_V2 0xF0 // reserve 0xF0~0xF6 are write by DMCU only
#define IRAM_RESERVE_AREA_END_V2 0xF6 // reserve 0xF0~0xF6 are write by DMCU only
#define IRAM_RESERVE_AREA_START_V2_2 0xF0 // reserve 0xF0~0xFF are write by DMCU only
#define IRAM_RESERVE_AREA_END_V2_2 0xFF // reserve 0xF0~0xFF are write by DMCU only
#pragma pack(push, 1)
/* NOTE: iRAM is 256B in size */
struct iram_table_v_2 {
/* flags */
uint16_t min_abm_backlight; /* 0x00 U16 */
/* parameters for ABM2.0 algorithm */
uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */
uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */
uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */
uint8_t bright_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */
uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x52 U2.6 */
uint8_t dark_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x66 U2.6 */
uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x7a U0.8 */
uint8_t deviation_gain; /* 0x7f U0.8 */
/* parameters for crgb conversion */
uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */
uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */
uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */
/* parameters for custom curve */
/* thresholds for brightness --> backlight */
uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */
/* offsets for brightness --> backlight */
uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */
/* For reading PSR State directly from IRAM */
uint8_t psr_state; /* 0xf0 */
uint8_t dmcu_mcp_interface_version; /* 0xf1 */
uint8_t dmcu_abm_feature_version; /* 0xf2 */
uint8_t dmcu_psr_feature_version; /* 0xf3 */
uint16_t dmcu_version; /* 0xf4 */
uint8_t dmcu_state; /* 0xf6 */
uint16_t blRampReduction; /* 0xf7 */
uint16_t blRampStart; /* 0xf9 */
uint8_t dummy5; /* 0xfb */
uint8_t dummy6; /* 0xfc */
uint8_t dummy7; /* 0xfd */
uint8_t dummy8; /* 0xfe */
uint8_t dummy9; /* 0xff */
};
struct iram_table_v_2_2 {
/* flags */
uint16_t flags; /* 0x00 U16 */
/* parameters for ABM2.2 algorithm */
uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */
uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */
uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */
uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */
uint8_t hybrid_factor[NUM_AGGR_LEVEL]; /* 0x52 U0.8 */
uint8_t contrast_factor[NUM_AGGR_LEVEL]; /* 0x56 U0.8 */
uint8_t deviation_gain[NUM_AGGR_LEVEL]; /* 0x5a U0.8 */
uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x5e U0.8 */
uint8_t min_knee[NUM_AGGR_LEVEL]; /* 0x63 U0.8 */
uint8_t max_knee[NUM_AGGR_LEVEL]; /* 0x67 U0.8 */
uint16_t min_abm_backlight; /* 0x6b U16 */
uint8_t pad[19]; /* 0x6d U0.8 */
/* parameters for crgb conversion */
uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */
uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */
uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */
/* parameters for custom curve */
/* thresholds for brightness --> backlight */
uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */
/* offsets for brightness --> backlight */
uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */
/* For reading PSR State directly from IRAM */
uint8_t psr_state; /* 0xf0 */
uint8_t dmcu_mcp_interface_version; /* 0xf1 */
uint8_t dmcu_abm_feature_version; /* 0xf2 */
uint8_t dmcu_psr_feature_version; /* 0xf3 */
uint16_t dmcu_version; /* 0xf4 */
uint8_t dmcu_state; /* 0xf6 */
uint8_t dummy1; /* 0xf7 */
uint8_t dummy2; /* 0xf8 */
uint8_t dummy3; /* 0xf9 */
uint8_t dummy4; /* 0xfa */
uint8_t dummy5; /* 0xfb */
uint8_t dummy6; /* 0xfc */
uint8_t dummy7; /* 0xfd */
uint8_t dummy8; /* 0xfe */
uint8_t dummy9; /* 0xff */
};
#pragma pack(pop)
static void fill_backlight_transform_table(struct dmcu_iram_parameters params,
struct iram_table_v_2 *table)
{
unsigned int i;
unsigned int num_entries = NUM_BL_CURVE_SEGS;
unsigned int lut_index;
table->backlight_thresholds[0] = 0;
ASSERT(params.backlight_lut_array[0] <= 0xFFFF);
table->backlight_offsets[0] = (uint16_t)params.backlight_lut_array[0];
table->backlight_thresholds[num_entries-1] = 0xFFFF;
ASSERT(params.backlight_lut_array[params.backlight_lut_array_size - 1] <= 0xFFFF);
table->backlight_offsets[num_entries-1] =
(uint16_t)params.backlight_lut_array[params.backlight_lut_array_size - 1];
/* Setup all brightness levels between 0% and 100% exclusive
* Fills brightness-to-backlight transform table. Backlight custom curve
* describes transform from brightness to backlight. It will be defined
* as set of thresholds and set of offsets, together, implying
* extrapolation of custom curve into 16 uniformly spanned linear
* segments. Each threshold/offset represented by 16 bit entry in
* format U4.10.
*/
for (i = 1; i+1 < num_entries; i++) {
lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1);
ASSERT(lut_index < params.backlight_lut_array_size);
unsigned int threshold_val = DIV_ROUNDUP((i * 65536), num_entries);
unsigned int offset_val = params.backlight_lut_array[lut_index];
ASSERT(threshold_val <= 0xFFFF);
ASSERT(offset_val <= 0xFFFF);
table->backlight_thresholds[i] = cpu_to_be16((uint16_t)threshold_val);
table->backlight_offsets[i] = cpu_to_be16((uint16_t)offset_val);
}
}
static void fill_backlight_transform_table_v_2_2(struct dmcu_iram_parameters params,
struct iram_table_v_2_2 *table, bool big_endian)
{
unsigned int i;
unsigned int num_entries = NUM_BL_CURVE_SEGS;
unsigned int lut_index;
table->backlight_thresholds[0] = 0;
ASSERT(params.backlight_lut_array[0] <= 0xFFFF);
table->backlight_offsets[0] = (uint16_t)params.backlight_lut_array[0];
table->backlight_thresholds[num_entries-1] = 0xFFFF;
ASSERT(params.backlight_lut_array[params.backlight_lut_array_size - 1] <= 0xFFFF);
table->backlight_offsets[num_entries-1] =
(uint16_t)params.backlight_lut_array[params.backlight_lut_array_size - 1];
/* Setup all brightness levels between 0% and 100% exclusive
* Fills brightness-to-backlight transform table. Backlight custom curve
* describes transform from brightness to backlight. It will be defined
* as set of thresholds and set of offsets, together, implying
* extrapolation of custom curve into 16 uniformly spanned linear
* segments. Each threshold/offset represented by 16 bit entry in
* format U4.10.
*/
for (i = 1; i+1 < num_entries; i++) {
lut_index = DIV_ROUNDUP((i * params.backlight_lut_array_size), num_entries);
ASSERT(lut_index < params.backlight_lut_array_size);
unsigned int threshold_val = DIV_ROUNDUP((i * 65536), num_entries);
unsigned int offset_val = params.backlight_lut_array[lut_index];
ASSERT(threshold_val <= 0xFFFF);
ASSERT(offset_val <= 0xFFFF);
table->backlight_thresholds[i] = (big_endian) ?
cpu_to_be16((uint16_t)threshold_val) : cpu_to_le16((uint16_t)threshold_val);
table->backlight_offsets[i] = (big_endian) ?
cpu_to_be16((uint16_t)offset_val) : cpu_to_le16((uint16_t)offset_val);
}
}
static void fill_iram_v_2(struct iram_table_v_2 *ram_table, struct dmcu_iram_parameters params)
{
unsigned int set = params.set;
ram_table->min_abm_backlight =
cpu_to_be16(params.min_abm_backlight);
ram_table->deviation_gain = 0xb3;
ram_table->blRampReduction =
cpu_to_be16(params.backlight_ramping_reduction);
ram_table->blRampStart =
cpu_to_be16(params.backlight_ramping_start);
ram_table->min_reduction[0][0] = min_reduction_table[abm_config[set][0]];
ram_table->min_reduction[1][0] = min_reduction_table[abm_config[set][0]];
ram_table->min_reduction[2][0] = min_reduction_table[abm_config[set][0]];
ram_table->min_reduction[3][0] = min_reduction_table[abm_config[set][0]];
ram_table->min_reduction[4][0] = min_reduction_table[abm_config[set][0]];
ram_table->max_reduction[0][0] = max_reduction_table[abm_config[set][0]];
ram_table->max_reduction[1][0] = max_reduction_table[abm_config[set][0]];
ram_table->max_reduction[2][0] = max_reduction_table[abm_config[set][0]];
ram_table->max_reduction[3][0] = max_reduction_table[abm_config[set][0]];
ram_table->max_reduction[4][0] = max_reduction_table[abm_config[set][0]];
ram_table->min_reduction[0][1] = min_reduction_table[abm_config[set][1]];
ram_table->min_reduction[1][1] = min_reduction_table[abm_config[set][1]];
ram_table->min_reduction[2][1] = min_reduction_table[abm_config[set][1]];
ram_table->min_reduction[3][1] = min_reduction_table[abm_config[set][1]];
ram_table->min_reduction[4][1] = min_reduction_table[abm_config[set][1]];
ram_table->max_reduction[0][1] = max_reduction_table[abm_config[set][1]];
ram_table->max_reduction[1][1] = max_reduction_table[abm_config[set][1]];
ram_table->max_reduction[2][1] = max_reduction_table[abm_config[set][1]];
ram_table->max_reduction[3][1] = max_reduction_table[abm_config[set][1]];
ram_table->max_reduction[4][1] = max_reduction_table[abm_config[set][1]];
ram_table->min_reduction[0][2] = min_reduction_table[abm_config[set][2]];
ram_table->min_reduction[1][2] = min_reduction_table[abm_config[set][2]];
ram_table->min_reduction[2][2] = min_reduction_table[abm_config[set][2]];
ram_table->min_reduction[3][2] = min_reduction_table[abm_config[set][2]];
ram_table->min_reduction[4][2] = min_reduction_table[abm_config[set][2]];
ram_table->max_reduction[0][2] = max_reduction_table[abm_config[set][2]];
ram_table->max_reduction[1][2] = max_reduction_table[abm_config[set][2]];
ram_table->max_reduction[2][2] = max_reduction_table[abm_config[set][2]];
ram_table->max_reduction[3][2] = max_reduction_table[abm_config[set][2]];
ram_table->max_reduction[4][2] = max_reduction_table[abm_config[set][2]];
ram_table->min_reduction[0][3] = min_reduction_table[abm_config[set][3]];
ram_table->min_reduction[1][3] = min_reduction_table[abm_config[set][3]];
ram_table->min_reduction[2][3] = min_reduction_table[abm_config[set][3]];
ram_table->min_reduction[3][3] = min_reduction_table[abm_config[set][3]];
ram_table->min_reduction[4][3] = min_reduction_table[abm_config[set][3]];
ram_table->max_reduction[0][3] = max_reduction_table[abm_config[set][3]];
ram_table->max_reduction[1][3] = max_reduction_table[abm_config[set][3]];
ram_table->max_reduction[2][3] = max_reduction_table[abm_config[set][3]];
ram_table->max_reduction[3][3] = max_reduction_table[abm_config[set][3]];
ram_table->max_reduction[4][3] = max_reduction_table[abm_config[set][3]];
ram_table->bright_pos_gain[0][0] = 0x20;
ram_table->bright_pos_gain[0][1] = 0x20;
ram_table->bright_pos_gain[0][2] = 0x20;
ram_table->bright_pos_gain[0][3] = 0x20;
ram_table->bright_pos_gain[1][0] = 0x20;
ram_table->bright_pos_gain[1][1] = 0x20;
ram_table->bright_pos_gain[1][2] = 0x20;
ram_table->bright_pos_gain[1][3] = 0x20;
ram_table->bright_pos_gain[2][0] = 0x20;
ram_table->bright_pos_gain[2][1] = 0x20;
ram_table->bright_pos_gain[2][2] = 0x20;
ram_table->bright_pos_gain[2][3] = 0x20;
ram_table->bright_pos_gain[3][0] = 0x20;
ram_table->bright_pos_gain[3][1] = 0x20;
ram_table->bright_pos_gain[3][2] = 0x20;
ram_table->bright_pos_gain[3][3] = 0x20;
ram_table->bright_pos_gain[4][0] = 0x20;
ram_table->bright_pos_gain[4][1] = 0x20;
ram_table->bright_pos_gain[4][2] = 0x20;
ram_table->bright_pos_gain[4][3] = 0x20;
ram_table->bright_neg_gain[0][0] = 0x00;
ram_table->bright_neg_gain[0][1] = 0x00;
ram_table->bright_neg_gain[0][2] = 0x00;
ram_table->bright_neg_gain[0][3] = 0x00;
ram_table->bright_neg_gain[1][0] = 0x00;
ram_table->bright_neg_gain[1][1] = 0x00;
ram_table->bright_neg_gain[1][2] = 0x00;
ram_table->bright_neg_gain[1][3] = 0x00;
ram_table->bright_neg_gain[2][0] = 0x00;
ram_table->bright_neg_gain[2][1] = 0x00;
ram_table->bright_neg_gain[2][2] = 0x00;
ram_table->bright_neg_gain[2][3] = 0x00;
ram_table->bright_neg_gain[3][0] = 0x00;
ram_table->bright_neg_gain[3][1] = 0x00;
ram_table->bright_neg_gain[3][2] = 0x00;
ram_table->bright_neg_gain[3][3] = 0x00;
ram_table->bright_neg_gain[4][0] = 0x00;
ram_table->bright_neg_gain[4][1] = 0x00;
ram_table->bright_neg_gain[4][2] = 0x00;
ram_table->bright_neg_gain[4][3] = 0x00;
ram_table->dark_pos_gain[0][0] = 0x00;
ram_table->dark_pos_gain[0][1] = 0x00;
ram_table->dark_pos_gain[0][2] = 0x00;
ram_table->dark_pos_gain[0][3] = 0x00;
ram_table->dark_pos_gain[1][0] = 0x00;
ram_table->dark_pos_gain[1][1] = 0x00;
ram_table->dark_pos_gain[1][2] = 0x00;
ram_table->dark_pos_gain[1][3] = 0x00;
ram_table->dark_pos_gain[2][0] = 0x00;
ram_table->dark_pos_gain[2][1] = 0x00;
ram_table->dark_pos_gain[2][2] = 0x00;
ram_table->dark_pos_gain[2][3] = 0x00;
ram_table->dark_pos_gain[3][0] = 0x00;
ram_table->dark_pos_gain[3][1] = 0x00;
ram_table->dark_pos_gain[3][2] = 0x00;
ram_table->dark_pos_gain[3][3] = 0x00;
ram_table->dark_pos_gain[4][0] = 0x00;
ram_table->dark_pos_gain[4][1] = 0x00;
ram_table->dark_pos_gain[4][2] = 0x00;
ram_table->dark_pos_gain[4][3] = 0x00;
ram_table->dark_neg_gain[0][0] = 0x00;
ram_table->dark_neg_gain[0][1] = 0x00;
ram_table->dark_neg_gain[0][2] = 0x00;
ram_table->dark_neg_gain[0][3] = 0x00;
ram_table->dark_neg_gain[1][0] = 0x00;
ram_table->dark_neg_gain[1][1] = 0x00;
ram_table->dark_neg_gain[1][2] = 0x00;
ram_table->dark_neg_gain[1][3] = 0x00;
ram_table->dark_neg_gain[2][0] = 0x00;
ram_table->dark_neg_gain[2][1] = 0x00;
ram_table->dark_neg_gain[2][2] = 0x00;
ram_table->dark_neg_gain[2][3] = 0x00;
ram_table->dark_neg_gain[3][0] = 0x00;
ram_table->dark_neg_gain[3][1] = 0x00;
ram_table->dark_neg_gain[3][2] = 0x00;
ram_table->dark_neg_gain[3][3] = 0x00;
ram_table->dark_neg_gain[4][0] = 0x00;
ram_table->dark_neg_gain[4][1] = 0x00;
ram_table->dark_neg_gain[4][2] = 0x00;
ram_table->dark_neg_gain[4][3] = 0x00;
ram_table->iir_curve[0] = 0x65;
ram_table->iir_curve[1] = 0x65;
ram_table->iir_curve[2] = 0x65;
ram_table->iir_curve[3] = 0x65;
ram_table->iir_curve[4] = 0x65;
//Gamma 2.4
ram_table->crgb_thresh[0] = cpu_to_be16(0x13b6);
ram_table->crgb_thresh[1] = cpu_to_be16(0x1648);
ram_table->crgb_thresh[2] = cpu_to_be16(0x18e3);
ram_table->crgb_thresh[3] = cpu_to_be16(0x1b41);
ram_table->crgb_thresh[4] = cpu_to_be16(0x1d46);
ram_table->crgb_thresh[5] = cpu_to_be16(0x1f21);
ram_table->crgb_thresh[6] = cpu_to_be16(0x2167);
ram_table->crgb_thresh[7] = cpu_to_be16(0x2384);
ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
ram_table->crgb_slope[0] = cpu_to_be16(0x3147);
ram_table->crgb_slope[1] = cpu_to_be16(0x2978);
ram_table->crgb_slope[2] = cpu_to_be16(0x23a2);
ram_table->crgb_slope[3] = cpu_to_be16(0x1f55);
ram_table->crgb_slope[4] = cpu_to_be16(0x1c63);
ram_table->crgb_slope[5] = cpu_to_be16(0x1a0f);
ram_table->crgb_slope[6] = cpu_to_be16(0x178d);
ram_table->crgb_slope[7] = cpu_to_be16(0x15ab);
fill_backlight_transform_table(
params, ram_table);
}
static void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params)
{
unsigned int set = params.set;
ram_table->flags = 0x0;
ram_table->min_abm_backlight =
cpu_to_be16(params.min_abm_backlight);
ram_table->deviation_gain[0] = 0xb3;
ram_table->deviation_gain[1] = 0xa8;
ram_table->deviation_gain[2] = 0x98;
ram_table->deviation_gain[3] = 0x68;
ram_table->min_reduction[0][0] = min_reduction_table_v_2_2[abm_config[set][0]];
ram_table->min_reduction[1][0] = min_reduction_table_v_2_2[abm_config[set][0]];
ram_table->min_reduction[2][0] = min_reduction_table_v_2_2[abm_config[set][0]];
ram_table->min_reduction[3][0] = min_reduction_table_v_2_2[abm_config[set][0]];
ram_table->min_reduction[4][0] = min_reduction_table_v_2_2[abm_config[set][0]];
ram_table->max_reduction[0][0] = max_reduction_table_v_2_2[abm_config[set][0]];
ram_table->max_reduction[1][0] = max_reduction_table_v_2_2[abm_config[set][0]];
ram_table->max_reduction[2][0] = max_reduction_table_v_2_2[abm_config[set][0]];
ram_table->max_reduction[3][0] = max_reduction_table_v_2_2[abm_config[set][0]];
ram_table->max_reduction[4][0] = max_reduction_table_v_2_2[abm_config[set][0]];
ram_table->min_reduction[0][1] = min_reduction_table_v_2_2[abm_config[set][1]];
ram_table->min_reduction[1][1] = min_reduction_table_v_2_2[abm_config[set][1]];
ram_table->min_reduction[2][1] = min_reduction_table_v_2_2[abm_config[set][1]];
ram_table->min_reduction[3][1] = min_reduction_table_v_2_2[abm_config[set][1]];
ram_table->min_reduction[4][1] = min_reduction_table_v_2_2[abm_config[set][1]];
ram_table->max_reduction[0][1] = max_reduction_table_v_2_2[abm_config[set][1]];
ram_table->max_reduction[1][1] = max_reduction_table_v_2_2[abm_config[set][1]];
ram_table->max_reduction[2][1] = max_reduction_table_v_2_2[abm_config[set][1]];
ram_table->max_reduction[3][1] = max_reduction_table_v_2_2[abm_config[set][1]];
ram_table->max_reduction[4][1] = max_reduction_table_v_2_2[abm_config[set][1]];
ram_table->min_reduction[0][2] = min_reduction_table_v_2_2[abm_config[set][2]];
ram_table->min_reduction[1][2] = min_reduction_table_v_2_2[abm_config[set][2]];
ram_table->min_reduction[2][2] = min_reduction_table_v_2_2[abm_config[set][2]];
ram_table->min_reduction[3][2] = min_reduction_table_v_2_2[abm_config[set][2]];
ram_table->min_reduction[4][2] = min_reduction_table_v_2_2[abm_config[set][2]];
ram_table->max_reduction[0][2] = max_reduction_table_v_2_2[abm_config[set][2]];
ram_table->max_reduction[1][2] = max_reduction_table_v_2_2[abm_config[set][2]];
ram_table->max_reduction[2][2] = max_reduction_table_v_2_2[abm_config[set][2]];
ram_table->max_reduction[3][2] = max_reduction_table_v_2_2[abm_config[set][2]];
ram_table->max_reduction[4][2] = max_reduction_table_v_2_2[abm_config[set][2]];
ram_table->min_reduction[0][3] = min_reduction_table_v_2_2[abm_config[set][3]];
ram_table->min_reduction[1][3] = min_reduction_table_v_2_2[abm_config[set][3]];
ram_table->min_reduction[2][3] = min_reduction_table_v_2_2[abm_config[set][3]];
ram_table->min_reduction[3][3] = min_reduction_table_v_2_2[abm_config[set][3]];
ram_table->min_reduction[4][3] = min_reduction_table_v_2_2[abm_config[set][3]];
ram_table->max_reduction[0][3] = max_reduction_table_v_2_2[abm_config[set][3]];
ram_table->max_reduction[1][3] = max_reduction_table_v_2_2[abm_config[set][3]];
ram_table->max_reduction[2][3] = max_reduction_table_v_2_2[abm_config[set][3]];
ram_table->max_reduction[3][3] = max_reduction_table_v_2_2[abm_config[set][3]];
ram_table->max_reduction[4][3] = max_reduction_table_v_2_2[abm_config[set][3]];
ram_table->bright_pos_gain[0][0] = 0x20;
ram_table->bright_pos_gain[0][1] = 0x20;
ram_table->bright_pos_gain[0][2] = 0x20;
ram_table->bright_pos_gain[0][3] = 0x20;
ram_table->bright_pos_gain[1][0] = 0x20;
ram_table->bright_pos_gain[1][1] = 0x20;
ram_table->bright_pos_gain[1][2] = 0x20;
ram_table->bright_pos_gain[1][3] = 0x20;
ram_table->bright_pos_gain[2][0] = 0x20;
ram_table->bright_pos_gain[2][1] = 0x20;
ram_table->bright_pos_gain[2][2] = 0x20;
ram_table->bright_pos_gain[2][3] = 0x20;
ram_table->bright_pos_gain[3][0] = 0x20;
ram_table->bright_pos_gain[3][1] = 0x20;
ram_table->bright_pos_gain[3][2] = 0x20;
ram_table->bright_pos_gain[3][3] = 0x20;
ram_table->bright_pos_gain[4][0] = 0x20;
ram_table->bright_pos_gain[4][1] = 0x20;
ram_table->bright_pos_gain[4][2] = 0x20;
ram_table->bright_pos_gain[4][3] = 0x20;
ram_table->dark_pos_gain[0][0] = 0x00;
ram_table->dark_pos_gain[0][1] = 0x00;
ram_table->dark_pos_gain[0][2] = 0x00;
ram_table->dark_pos_gain[0][3] = 0x00;
ram_table->dark_pos_gain[1][0] = 0x00;
ram_table->dark_pos_gain[1][1] = 0x00;
ram_table->dark_pos_gain[1][2] = 0x00;
ram_table->dark_pos_gain[1][3] = 0x00;
ram_table->dark_pos_gain[2][0] = 0x00;
ram_table->dark_pos_gain[2][1] = 0x00;
ram_table->dark_pos_gain[2][2] = 0x00;
ram_table->dark_pos_gain[2][3] = 0x00;
ram_table->dark_pos_gain[3][0] = 0x00;
ram_table->dark_pos_gain[3][1] = 0x00;
ram_table->dark_pos_gain[3][2] = 0x00;
ram_table->dark_pos_gain[3][3] = 0x00;
ram_table->dark_pos_gain[4][0] = 0x00;
ram_table->dark_pos_gain[4][1] = 0x00;
ram_table->dark_pos_gain[4][2] = 0x00;
ram_table->dark_pos_gain[4][3] = 0x00;
ram_table->hybrid_factor[0] = 0xff;
ram_table->hybrid_factor[1] = 0xff;
ram_table->hybrid_factor[2] = 0xff;
ram_table->hybrid_factor[3] = 0xc0;
ram_table->contrast_factor[0] = 0x99;
ram_table->contrast_factor[1] = 0x99;
ram_table->contrast_factor[2] = 0x90;
ram_table->contrast_factor[3] = 0x80;
ram_table->iir_curve[0] = 0x65;
ram_table->iir_curve[1] = 0x65;
ram_table->iir_curve[2] = 0x65;
ram_table->iir_curve[3] = 0x65;
ram_table->iir_curve[4] = 0x65;
//Gamma 2.2
ram_table->crgb_thresh[0] = cpu_to_be16(0x127c);
ram_table->crgb_thresh[1] = cpu_to_be16(0x151b);
ram_table->crgb_thresh[2] = cpu_to_be16(0x17d5);
ram_table->crgb_thresh[3] = cpu_to_be16(0x1a56);
ram_table->crgb_thresh[4] = cpu_to_be16(0x1c83);
ram_table->crgb_thresh[5] = cpu_to_be16(0x1e72);
ram_table->crgb_thresh[6] = cpu_to_be16(0x20f0);
ram_table->crgb_thresh[7] = cpu_to_be16(0x232b);
ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
ram_table->crgb_slope[0] = cpu_to_be16(0x3609);
ram_table->crgb_slope[1] = cpu_to_be16(0x2dfa);
ram_table->crgb_slope[2] = cpu_to_be16(0x27ea);
ram_table->crgb_slope[3] = cpu_to_be16(0x235d);
ram_table->crgb_slope[4] = cpu_to_be16(0x2042);
ram_table->crgb_slope[5] = cpu_to_be16(0x1dc3);
ram_table->crgb_slope[6] = cpu_to_be16(0x1b1a);
ram_table->crgb_slope[7] = cpu_to_be16(0x1910);
fill_backlight_transform_table_v_2_2(
params, ram_table, true);
}
static void fill_iram_v_2_3(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params, bool big_endian)
{
unsigned int i, j;
unsigned int set = params.set;
ram_table->flags = 0x0;
ram_table->min_abm_backlight = (uint16_t)((big_endian) ?
cpu_to_be16(params.min_abm_backlight) :
cpu_to_le16(params.min_abm_backlight));
for (i = 0; i < NUM_AGGR_LEVEL; i++) {
ram_table->hybrid_factor[i] = (uint8_t)abm_settings[set][i].brightness_gain;
ram_table->contrast_factor[i] = abm_settings[set][i].contrast_factor;
ram_table->deviation_gain[i] = abm_settings[set][i].deviation_gain;
ram_table->min_knee[i] = abm_settings[set][i].min_knee;
ram_table->max_knee[i] = abm_settings[set][i].max_knee;
for (j = 0; j < NUM_AMBI_LEVEL; j++) {
ram_table->min_reduction[j][i] = abm_settings[set][i].min_reduction;
ram_table->max_reduction[j][i] = abm_settings[set][i].max_reduction;
ram_table->bright_pos_gain[j][i] = abm_settings[set][i].bright_pos_gain;
ram_table->dark_pos_gain[j][i] = abm_settings[set][i].dark_pos_gain;
}
}
ram_table->iir_curve[0] = 0x65;
ram_table->iir_curve[1] = 0x65;
ram_table->iir_curve[2] = 0x65;
ram_table->iir_curve[3] = 0x65;
ram_table->iir_curve[4] = 0x65;
//Gamma 2.2
ram_table->crgb_thresh[0] = bswap16_based_on_endian(big_endian, 0x127c);
ram_table->crgb_thresh[1] = bswap16_based_on_endian(big_endian, 0x151b);
ram_table->crgb_thresh[2] = bswap16_based_on_endian(big_endian, 0x17d5);
ram_table->crgb_thresh[3] = bswap16_based_on_endian(big_endian, 0x1a56);
ram_table->crgb_thresh[4] = bswap16_based_on_endian(big_endian, 0x1c83);
ram_table->crgb_thresh[5] = bswap16_based_on_endian(big_endian, 0x1e72);
ram_table->crgb_thresh[6] = bswap16_based_on_endian(big_endian, 0x20f0);
ram_table->crgb_thresh[7] = bswap16_based_on_endian(big_endian, 0x232b);
ram_table->crgb_offset[0] = bswap16_based_on_endian(big_endian, 0x2999);
ram_table->crgb_offset[1] = bswap16_based_on_endian(big_endian, 0x3999);
ram_table->crgb_offset[2] = bswap16_based_on_endian(big_endian, 0x4666);
ram_table->crgb_offset[3] = bswap16_based_on_endian(big_endian, 0x5999);
ram_table->crgb_offset[4] = bswap16_based_on_endian(big_endian, 0x6333);
ram_table->crgb_offset[5] = bswap16_based_on_endian(big_endian, 0x7800);
ram_table->crgb_offset[6] = bswap16_based_on_endian(big_endian, 0x8c00);
ram_table->crgb_offset[7] = bswap16_based_on_endian(big_endian, 0xa000);
ram_table->crgb_slope[0] = bswap16_based_on_endian(big_endian, 0x3609);
ram_table->crgb_slope[1] = bswap16_based_on_endian(big_endian, 0x2dfa);
ram_table->crgb_slope[2] = bswap16_based_on_endian(big_endian, 0x27ea);
ram_table->crgb_slope[3] = bswap16_based_on_endian(big_endian, 0x235d);
ram_table->crgb_slope[4] = bswap16_based_on_endian(big_endian, 0x2042);
ram_table->crgb_slope[5] = bswap16_based_on_endian(big_endian, 0x1dc3);
ram_table->crgb_slope[6] = bswap16_based_on_endian(big_endian, 0x1b1a);
ram_table->crgb_slope[7] = bswap16_based_on_endian(big_endian, 0x1910);
fill_backlight_transform_table_v_2_2(
params, ram_table, big_endian);
}
bool dmub_init_abm_config(struct resource_pool *res_pool,
struct dmcu_iram_parameters params,
unsigned int inst)
{
struct iram_table_v_2_2 ram_table;
struct abm_config_table config;
unsigned int set = params.set;
bool result = false;
uint32_t i, j = 0;
if (res_pool->abm == NULL && res_pool->multiple_abms[inst] == NULL)
return false;
memset(&ram_table, 0, sizeof(ram_table));
memset(&config, 0, sizeof(config));
fill_iram_v_2_3(&ram_table, params, false);
// We must copy to structure that is aligned to 32-bit
for (i = 0; i < NUM_POWER_FN_SEGS; i++) {
config.crgb_thresh[i] = ram_table.crgb_thresh[i];
config.crgb_offset[i] = ram_table.crgb_offset[i];
config.crgb_slope[i] = ram_table.crgb_slope[i];
}
for (i = 0; i < NUM_BL_CURVE_SEGS; i++) {
config.backlight_thresholds[i] = ram_table.backlight_thresholds[i];
config.backlight_offsets[i] = ram_table.backlight_offsets[i];
}
for (i = 0; i < NUM_AMBI_LEVEL; i++)
config.iir_curve[i] = ram_table.iir_curve[i];
for (i = 0; i < NUM_AMBI_LEVEL; i++) {
for (j = 0; j < NUM_AGGR_LEVEL; j++) {
config.min_reduction[i][j] = ram_table.min_reduction[i][j];
config.max_reduction[i][j] = ram_table.max_reduction[i][j];
config.bright_pos_gain[i][j] = ram_table.bright_pos_gain[i][j];
config.dark_pos_gain[i][j] = ram_table.dark_pos_gain[i][j];
}
}
for (i = 0; i < NUM_AGGR_LEVEL; i++) {
config.hybrid_factor[i] = ram_table.hybrid_factor[i];
config.contrast_factor[i] = ram_table.contrast_factor[i];
config.deviation_gain[i] = ram_table.deviation_gain[i];
config.min_knee[i] = ram_table.min_knee[i];
config.max_knee[i] = ram_table.max_knee[i];
}
if (params.backlight_ramping_override) {
ASSERT(params.backlight_ramping_reduction <= 0xFFFF);
ASSERT(params.backlight_ramping_start <= 0xFFFF);
for (i = 0; i < NUM_AGGR_LEVEL; i++) {
config.blRampReduction[i] = (uint16_t)params.backlight_ramping_reduction;
config.blRampStart[i] = (uint16_t)params.backlight_ramping_start;
}
} else {
for (i = 0; i < NUM_AGGR_LEVEL; i++) {
config.blRampReduction[i] = abm_settings[set][i].blRampReduction;
config.blRampStart[i] = abm_settings[set][i].blRampStart;
}
}
config.min_abm_backlight = ram_table.min_abm_backlight;
if (res_pool->multiple_abms[inst]) {
result = res_pool->multiple_abms[inst]->funcs->init_abm_config(
res_pool->multiple_abms[inst], (char *)(&config), sizeof(struct abm_config_table), inst);
} else
result = res_pool->abm->funcs->init_abm_config(
res_pool->abm, (char *)(&config), sizeof(struct abm_config_table), 0);
return result;
}
bool dmcu_load_iram(struct dmcu *dmcu,
struct dmcu_iram_parameters params)
{
unsigned char ram_table[IRAM_SIZE];
bool result = false;
if (dmcu == NULL)
return false;
if (dmcu && !dmcu->funcs->is_dmcu_initialized(dmcu))
return true;
memset(&ram_table, 0, sizeof(ram_table));
if (dmcu->dmcu_version.abm_version == 0x24) {
fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true);
result = dmcu->funcs->load_iram(dmcu, 0, (char *)(&ram_table),
IRAM_RESERVE_AREA_START_V2_2);
} else if (dmcu->dmcu_version.abm_version == 0x23) {
fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true);
result = dmcu->funcs->load_iram(
dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
} else if (dmcu->dmcu_version.abm_version == 0x22) {
fill_iram_v_2_2((struct iram_table_v_2_2 *)ram_table, params);
result = dmcu->funcs->load_iram(
dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
} else {
fill_iram_v_2((struct iram_table_v_2 *)ram_table, params);
result = dmcu->funcs->load_iram(
dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2);
if (result)
result = dmcu->funcs->load_iram(
dmcu, IRAM_RESERVE_AREA_END_V2 + 1,
(char *)(&ram_table) + IRAM_RESERVE_AREA_END_V2 + 1,
sizeof(ram_table) - IRAM_RESERVE_AREA_END_V2 - 1);
}
return result;
}
/*
* is_psr_su_specific_panel() - check if sink is AMD vendor-specific PSR-SU
* supported eDP device.
@ -1073,31 +283,6 @@ void calculate_replay_link_off_frame_count(struct dc_link *link,
link->replay_settings.link_off_frame_count = max_link_off_frame_count;
}
bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_backlight_caps *caps)
{
unsigned int data_points_size;
uint64_t caps_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;
ASSERT(caps_size <= 0xFFFF);
caps->size = (uint16_t)caps_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 = (uint8_t)custom_backlight_profiles[config_no].num_data_points;
memcpy(caps->data_points, custom_backlight_profiles[config_no].data_points, data_points_size);
return true;
}
void reset_replay_dsync_error_count(struct dc_link *link)
{
link->replay_settings.replay_desync_error_fail_count = 0;

1
drivers/gpu/drm/amd/display/modules/power/power_helpers.h
View File

@ -28,6 +28,7 @@
#include "dc/inc/hw/dmcu.h"
#include "dc/inc/hw/abm.h"
#include "dc/inc/core_types.h"
#include "mod_power.h"
struct resource_pool;