Commit 6aac37da authored by Josip Pavic's avatar Josip Pavic Committed by Alex Deucher

drm/amd/display: reduce abm min reduction, deviation gain and contrast factor

[Why]
Increased power savings are desired for ABM 2.2.

[How]
Reduce the minimum reduction level, the deviation gain and the contrast factor
to allow for more aggressive operation of the algorithm.
Signed-off-by: default avatarJosip Pavic <Josip.Pavic@amd.com>
Reviewed-by: default avatarAnthony Koo <Anthony.Koo@amd.com>
Acked-by: default avatarLeo Li <sunpeng.li@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 02553f57
...@@ -41,9 +41,12 @@ static const unsigned char min_reduction_table[13] = { ...@@ -41,9 +41,12 @@ static const unsigned char min_reduction_table[13] = {
static const unsigned char max_reduction_table[13] = { static const unsigned char max_reduction_table[13] = {
0xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32}; 0xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32};
/* ABM 2.2 Min Reduction effectively disabled (100% for all configs)*/ /* 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 90.2 85.1 80.0 80.0 75.3 75.3 %
*/
static const unsigned char min_reduction_table_v_2_2[13] = { static const unsigned char min_reduction_table_v_2_2[13] = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xe6, 0xd9, 0xcc, 0xcc, 0xc0, 0xc0};
/* Possible ABM 2.2 Max Reduction configs from least aggressive to most aggressive /* 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 * 0 1 2 3 4 5 6 7 8 9 10 11 12
...@@ -408,9 +411,9 @@ void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parame ...@@ -408,9 +411,9 @@ void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parame
ram_table->flags = 0x0; ram_table->flags = 0x0;
ram_table->deviation_gain[0] = 0xb3; ram_table->deviation_gain[0] = 0xb3;
ram_table->deviation_gain[1] = 0xb3; ram_table->deviation_gain[1] = 0xa8;
ram_table->deviation_gain[2] = 0xb3; ram_table->deviation_gain[2] = 0x98;
ram_table->deviation_gain[3] = 0xb3; 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[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[1][0] = min_reduction_table_v_2_2[abm_config[set][0]];
...@@ -505,7 +508,7 @@ void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parame ...@@ -505,7 +508,7 @@ void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parame
ram_table->contrastFactor[0] = 0x99; ram_table->contrastFactor[0] = 0x99;
ram_table->contrastFactor[1] = 0x99; ram_table->contrastFactor[1] = 0x99;
ram_table->contrastFactor[2] = 0x99; ram_table->contrastFactor[2] = 0x90;
ram_table->contrastFactor[3] = 0x80; ram_table->contrastFactor[3] = 0x80;
ram_table->iir_curve[0] = 0x65; ram_table->iir_curve[0] = 0x65;
......
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