Linux Audio

Check our new training course

Loading...
v6.13.7
   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#include "power_helpers.h"
  26#include "dc/inc/hw/dmcu.h"
  27#include "dc/inc/hw/abm.h"
  28#include "dc.h"
  29#include "core_types.h"
  30#include "dmub_cmd.h"
  31
  32#define DIV_ROUNDUP(a, b) (((a)+((b)/2))/(b))
  33#define bswap16_based_on_endian(big_endian, value) \
  34	((big_endian) ? cpu_to_be16(value) : cpu_to_le16(value))
  35
  36/* Possible Min Reduction config from least aggressive to most aggressive
  37 *  0    1     2     3     4     5     6     7     8     9     10    11   12
  38 * 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 %
  39 */
  40static const unsigned char min_reduction_table[13] = {
  410xff, 0xfa, 0xf0, 0xf0, 0xd9, 0xcd, 0xc0, 0xb1, 0x99, 0x93, 0x80, 0x82, 0x66};
  42
  43/* Possible Max Reduction configs from least aggressive to most aggressive
  44 *  0    1     2     3     4     5     6     7     8     9     10    11   12
  45 * 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 %
  46 */
  47static const unsigned char max_reduction_table[13] = {
  480xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32};
  49
  50/* Possible ABM 2.2 Min Reduction configs from least aggressive to most aggressive
  51 *  0    1     2     3     4     5     6     7     8     9     10    11   12
  52 * 100  100   100   100   100   100   100   100  100  92.2  83.1  75.3  75.3 %
  53 */
  54static const unsigned char min_reduction_table_v_2_2[13] = {
  550xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xeb, 0xd4, 0xc0, 0xc0};
  56
  57/* Possible ABM 2.2 Max Reduction configs from least aggressive to most aggressive
  58 *  0    1     2     3     4     5     6     7     8     9     10    11   12
  59 * 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 %
  60 */
  61static const unsigned char max_reduction_table_v_2_2[13] = {
  620xf5, 0xe5, 0xbf, 0xb1, 0xa5, 0x85, 0x7c, 0x65, 0x4d, 0x40, 0x32, 0x20, 0x20};
  63
  64/* Predefined ABM configuration sets. We may have different configuration sets
  65 * in order to satisfy different power/quality requirements.
  66 */
  67static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_level] = {
  68/*  ABM Level 1,    ABM Level 2,    ABM Level 3,    ABM Level 4 */
  69{       2,              5,              7,              8       },	/* Default - Medium aggressiveness */
  70{       2,              5,              8,              11      },	/* Alt #1  - Increased aggressiveness */
  71{       0,              2,              4,              8       },	/* Alt #2  - Minimal aggressiveness */
  72{       3,              6,              10,             12      },	/* Alt #3  - Super aggressiveness */
  73};
  74
  75struct abm_parameters {
  76	unsigned char min_reduction;
  77	unsigned char max_reduction;
  78	unsigned char bright_pos_gain;
  79	unsigned char dark_pos_gain;
  80	unsigned char brightness_gain;
  81	unsigned char contrast_factor;
  82	unsigned char deviation_gain;
  83	unsigned char min_knee;
  84	unsigned char max_knee;
  85	unsigned short blRampReduction;
  86	unsigned short blRampStart;
  87};
  88
  89static const struct abm_parameters abm_settings_config0[abm_defines_max_level] = {
  90//  min_red  max_red  bright_pos  dark_pos  bright_gain  contrast  dev   min_knee  max_knee  blRed    blStart
  91	{0xff,   0xbf,    0x20,       0x00,     0xff,        0x99,     0xb3, 0x40,     0xe0,     0xf777,  0xcccc},
  92	{0xde,   0x85,    0x20,       0x00,     0xe0,        0x90,     0xa8, 0x40,     0xc8,     0xf777,  0xcccc},
  93	{0xb0,   0x50,    0x20,       0x00,     0xc0,        0x88,     0x78, 0x70,     0xa0,     0xeeee,  0x9999},
  94	{0x82,   0x40,    0x20,       0x00,     0x00,        0xb8,     0xb3, 0x70,     0x70,     0xe333,  0xb333},
  95};
  96
  97static const struct abm_parameters abm_settings_config1[abm_defines_max_level] = {
  98//  min_red  max_red  bright_pos  dark_pos  bright_gain  contrast  dev   min_knee  max_knee  blRed  blStart
  99	{0xf0,   0xd9,    0x20,       0x00,     0x00,        0xff,     0xb3, 0x70,     0x70,     0xcccc,  0xcccc},
 100	{0xcd,   0xa5,    0x20,       0x00,     0x00,        0xff,     0xb3, 0x70,     0x70,     0xcccc,  0xcccc},
 101	{0x99,   0x65,    0x20,       0x00,     0x00,        0xff,     0xb3, 0x70,     0x70,     0xcccc,  0xcccc},
 102	{0x82,   0x4d,    0x20,       0x00,     0x00,        0xff,     0xb3, 0x70,     0x70,     0xcccc,  0xcccc},
 103};
 104
 105static const struct abm_parameters abm_settings_config2[abm_defines_max_level] = {
 106//  min_red  max_red  bright_pos  dark_pos  bright_gain  contrast  dev   min_knee  max_knee  blRed    blStart
 107	{0xf0,   0xbf,    0x20,       0x00,     0x88,        0x99,     0xb3, 0x40,     0xe0,    0x0000,  0xcccc},
 108	{0xd8,   0x85,    0x20,       0x00,     0x70,        0x90,     0xa8, 0x40,     0xc8,    0x0700,  0xb333},
 109	{0xb8,   0x58,    0x20,       0x00,     0x64,        0x88,     0x78, 0x70,     0xa0,    0x7000,  0x9999},
 110	{0x82,   0x40,    0x20,       0x00,     0x00,        0xb8,     0xb3, 0x70,     0x70,    0xc333,  0xb333},
 111};
 112
 113static const struct abm_parameters * const abm_settings[] = {
 114	abm_settings_config0,
 115	abm_settings_config1,
 116	abm_settings_config2,
 117};
 118
 119static const struct dm_bl_data_point custom_backlight_curve0[] = {
 120		{2, 14}, {4, 16}, {6, 18}, {8, 21}, {10, 23}, {12, 26}, {14, 29}, {16, 32}, {18, 35},
 121		{20, 38}, {22, 41}, {24, 44}, {26, 48}, {28, 52}, {30, 55}, {32, 59}, {34, 62},
 122		{36, 67}, {38, 71}, {40, 75}, {42, 80}, {44, 84}, {46, 88}, {48, 93}, {50, 98},
 123		{52, 103}, {54, 108}, {56, 113}, {58, 118}, {60, 123}, {62, 129}, {64, 135}, {66, 140},
 124		{68, 146}, {70, 152}, {72, 158}, {74, 164}, {76, 171}, {78, 177}, {80, 183}, {82, 190},
 125		{84, 197}, {86, 204}, {88, 211}, {90, 218}, {92, 225}, {94, 232}, {96, 240}, {98, 247}};
 126
 127struct custom_backlight_profile {
 128	uint8_t  ac_level_percentage;
 129	uint8_t  dc_level_percentage;
 130	uint8_t  min_input_signal;
 131	uint8_t  max_input_signal;
 132	uint8_t  num_data_points;
 133	const struct dm_bl_data_point *data_points;
 134};
 135
 136static const struct custom_backlight_profile custom_backlight_profiles[] = {
 137		{100, 32, 12, 255, ARRAY_SIZE(custom_backlight_curve0), custom_backlight_curve0},
 138};
 139
 140#define NUM_AMBI_LEVEL    5
 141#define NUM_AGGR_LEVEL    4
 142#define NUM_POWER_FN_SEGS 8
 143#define NUM_BL_CURVE_SEGS 16
 144#define IRAM_SIZE 256
 145
 146#define IRAM_RESERVE_AREA_START_V2 0xF0  // reserve 0xF0~0xF6 are write by DMCU only
 147#define IRAM_RESERVE_AREA_END_V2 0xF6  // reserve 0xF0~0xF6 are write by DMCU only
 148
 149#define IRAM_RESERVE_AREA_START_V2_2 0xF0  // reserve 0xF0~0xFF are write by DMCU only
 150#define IRAM_RESERVE_AREA_END_V2_2 0xFF  // reserve 0xF0~0xFF are write by DMCU only
 151
 152#pragma pack(push, 1)
 153/* NOTE: iRAM is 256B in size */
 154struct iram_table_v_2 {
 155	/* flags                      */
 156	uint16_t min_abm_backlight;					/* 0x00 U16  */
 157
 158	/* parameters for ABM2.0 algorithm */
 159	uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x02 U0.8 */
 160	uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x16 U0.8 */
 161	uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];	/* 0x2a U2.6 */
 162	uint8_t bright_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];	/* 0x3e U2.6 */
 163	uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x52 U2.6 */
 164	uint8_t dark_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x66 U2.6 */
 165	uint8_t iir_curve[NUM_AMBI_LEVEL];				/* 0x7a U0.8 */
 166	uint8_t deviation_gain;						/* 0x7f U0.8 */
 167
 168	/* parameters for crgb conversion */
 169	uint16_t crgb_thresh[NUM_POWER_FN_SEGS];			/* 0x80 U3.13 */
 170	uint16_t crgb_offset[NUM_POWER_FN_SEGS];			/* 0x90 U1.15 */
 171	uint16_t crgb_slope[NUM_POWER_FN_SEGS];				/* 0xa0 U4.12 */
 172
 173	/* parameters for custom curve */
 174	/* thresholds for brightness --> backlight */
 175	uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS];		/* 0xb0 U16.0 */
 176	/* offsets for brightness --> backlight */
 177	uint16_t backlight_offsets[NUM_BL_CURVE_SEGS];			/* 0xd0 U16.0 */
 178
 179	/* For reading PSR State directly from IRAM */
 180	uint8_t psr_state;						/* 0xf0       */
 181	uint8_t dmcu_mcp_interface_version;				/* 0xf1       */
 182	uint8_t dmcu_abm_feature_version;				/* 0xf2       */
 183	uint8_t dmcu_psr_feature_version;				/* 0xf3       */
 184	uint16_t dmcu_version;						/* 0xf4       */
 185	uint8_t dmcu_state;						/* 0xf6       */
 186
 187	uint16_t blRampReduction;					/* 0xf7       */
 188	uint16_t blRampStart;						/* 0xf9       */
 189	uint8_t dummy5;							/* 0xfb       */
 190	uint8_t dummy6;							/* 0xfc       */
 191	uint8_t dummy7;							/* 0xfd       */
 192	uint8_t dummy8;							/* 0xfe       */
 193	uint8_t dummy9;							/* 0xff       */
 194};
 195
 196struct iram_table_v_2_2 {
 197	/* flags                      */
 198	uint16_t flags;							/* 0x00 U16  */
 199
 200	/* parameters for ABM2.2 algorithm */
 201	uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x02 U0.8 */
 202	uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x16 U0.8 */
 203	uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];	/* 0x2a U2.6 */
 204	uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x3e U2.6 */
 205	uint8_t hybrid_factor[NUM_AGGR_LEVEL];				/* 0x52 U0.8 */
 206	uint8_t contrast_factor[NUM_AGGR_LEVEL];			/* 0x56 U0.8 */
 207	uint8_t deviation_gain[NUM_AGGR_LEVEL];				/* 0x5a U0.8 */
 208	uint8_t iir_curve[NUM_AMBI_LEVEL];				/* 0x5e U0.8 */
 209	uint8_t min_knee[NUM_AGGR_LEVEL];				/* 0x63 U0.8 */
 210	uint8_t max_knee[NUM_AGGR_LEVEL];				/* 0x67 U0.8 */
 211	uint16_t min_abm_backlight;					/* 0x6b U16  */
 212	uint8_t pad[19];						/* 0x6d U0.8 */
 213
 214	/* parameters for crgb conversion */
 215	uint16_t crgb_thresh[NUM_POWER_FN_SEGS];			/* 0x80 U3.13 */
 216	uint16_t crgb_offset[NUM_POWER_FN_SEGS];			/* 0x90 U1.15 */
 217	uint16_t crgb_slope[NUM_POWER_FN_SEGS];				/* 0xa0 U4.12 */
 218
 219	/* parameters for custom curve */
 220	/* thresholds for brightness --> backlight */
 221	uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS];		/* 0xb0 U16.0 */
 222	/* offsets for brightness --> backlight */
 223	uint16_t backlight_offsets[NUM_BL_CURVE_SEGS];			/* 0xd0 U16.0 */
 224
 225	/* For reading PSR State directly from IRAM */
 226	uint8_t psr_state;						/* 0xf0       */
 227	uint8_t dmcu_mcp_interface_version;				/* 0xf1       */
 228	uint8_t dmcu_abm_feature_version;				/* 0xf2       */
 229	uint8_t dmcu_psr_feature_version;				/* 0xf3       */
 230	uint16_t dmcu_version;						/* 0xf4       */
 231	uint8_t dmcu_state;						/* 0xf6       */
 232
 233	uint8_t dummy1;							/* 0xf7       */
 234	uint8_t dummy2;							/* 0xf8       */
 235	uint8_t dummy3;							/* 0xf9       */
 236	uint8_t dummy4;							/* 0xfa       */
 237	uint8_t dummy5;							/* 0xfb       */
 238	uint8_t dummy6;							/* 0xfc       */
 239	uint8_t dummy7;							/* 0xfd       */
 240	uint8_t dummy8;							/* 0xfe       */
 241	uint8_t dummy9;							/* 0xff       */
 242};
 243#pragma pack(pop)
 244
 245static void fill_backlight_transform_table(struct dmcu_iram_parameters params,
 246		struct iram_table_v_2 *table)
 247{
 248	unsigned int i;
 249	unsigned int num_entries = NUM_BL_CURVE_SEGS;
 250	unsigned int lut_index;
 251
 252	table->backlight_thresholds[0] = 0;
 253	table->backlight_offsets[0] = params.backlight_lut_array[0];
 254	table->backlight_thresholds[num_entries-1] = 0xFFFF;
 255	table->backlight_offsets[num_entries-1] =
 256		params.backlight_lut_array[params.backlight_lut_array_size - 1];
 257
 258	/* Setup all brightness levels between 0% and 100% exclusive
 259	 * Fills brightness-to-backlight transform table. Backlight custom curve
 260	 * describes transform from brightness to backlight. It will be defined
 261	 * as set of thresholds and set of offsets, together, implying
 262	 * extrapolation of custom curve into 16 uniformly spanned linear
 263	 * segments.  Each threshold/offset represented by 16 bit entry in
 264	 * format U4.10.
 265	 */
 266	for (i = 1; i+1 < num_entries; i++) {
 267		lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1);
 268		ASSERT(lut_index < params.backlight_lut_array_size);
 269
 270		table->backlight_thresholds[i] =
 271			cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries));
 272		table->backlight_offsets[i] =
 273			cpu_to_be16(params.backlight_lut_array[lut_index]);
 274	}
 275}
 276
 277static void fill_backlight_transform_table_v_2_2(struct dmcu_iram_parameters params,
 278		struct iram_table_v_2_2 *table, bool big_endian)
 279{
 280	unsigned int i;
 281	unsigned int num_entries = NUM_BL_CURVE_SEGS;
 282	unsigned int lut_index;
 283
 284	table->backlight_thresholds[0] = 0;
 285	table->backlight_offsets[0] = params.backlight_lut_array[0];
 286	table->backlight_thresholds[num_entries-1] = 0xFFFF;
 287	table->backlight_offsets[num_entries-1] =
 288		params.backlight_lut_array[params.backlight_lut_array_size - 1];
 289
 290	/* Setup all brightness levels between 0% and 100% exclusive
 291	 * Fills brightness-to-backlight transform table. Backlight custom curve
 292	 * describes transform from brightness to backlight. It will be defined
 293	 * as set of thresholds and set of offsets, together, implying
 294	 * extrapolation of custom curve into 16 uniformly spanned linear
 295	 * segments.  Each threshold/offset represented by 16 bit entry in
 296	 * format U4.10.
 297	 */
 298	for (i = 1; i+1 < num_entries; i++) {
 299		lut_index = DIV_ROUNDUP((i * params.backlight_lut_array_size), num_entries);
 300		ASSERT(lut_index < params.backlight_lut_array_size);
 301
 302		table->backlight_thresholds[i] = (big_endian) ?
 303			cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries)) :
 304			cpu_to_le16(DIV_ROUNDUP((i * 65536), num_entries));
 305		table->backlight_offsets[i] = (big_endian) ?
 306			cpu_to_be16(params.backlight_lut_array[lut_index]) :
 307			cpu_to_le16(params.backlight_lut_array[lut_index]);
 308	}
 309}
 310
 311static void fill_iram_v_2(struct iram_table_v_2 *ram_table, struct dmcu_iram_parameters params)
 312{
 313	unsigned int set = params.set;
 314
 315	ram_table->min_abm_backlight =
 316			cpu_to_be16(params.min_abm_backlight);
 317	ram_table->deviation_gain = 0xb3;
 318
 319	ram_table->blRampReduction =
 320		cpu_to_be16(params.backlight_ramping_reduction);
 321	ram_table->blRampStart =
 322		cpu_to_be16(params.backlight_ramping_start);
 323
 324	ram_table->min_reduction[0][0] = min_reduction_table[abm_config[set][0]];
 325	ram_table->min_reduction[1][0] = min_reduction_table[abm_config[set][0]];
 326	ram_table->min_reduction[2][0] = min_reduction_table[abm_config[set][0]];
 327	ram_table->min_reduction[3][0] = min_reduction_table[abm_config[set][0]];
 328	ram_table->min_reduction[4][0] = min_reduction_table[abm_config[set][0]];
 329	ram_table->max_reduction[0][0] = max_reduction_table[abm_config[set][0]];
 330	ram_table->max_reduction[1][0] = max_reduction_table[abm_config[set][0]];
 331	ram_table->max_reduction[2][0] = max_reduction_table[abm_config[set][0]];
 332	ram_table->max_reduction[3][0] = max_reduction_table[abm_config[set][0]];
 333	ram_table->max_reduction[4][0] = max_reduction_table[abm_config[set][0]];
 334
 335	ram_table->min_reduction[0][1] = min_reduction_table[abm_config[set][1]];
 336	ram_table->min_reduction[1][1] = min_reduction_table[abm_config[set][1]];
 337	ram_table->min_reduction[2][1] = min_reduction_table[abm_config[set][1]];
 338	ram_table->min_reduction[3][1] = min_reduction_table[abm_config[set][1]];
 339	ram_table->min_reduction[4][1] = min_reduction_table[abm_config[set][1]];
 340	ram_table->max_reduction[0][1] = max_reduction_table[abm_config[set][1]];
 341	ram_table->max_reduction[1][1] = max_reduction_table[abm_config[set][1]];
 342	ram_table->max_reduction[2][1] = max_reduction_table[abm_config[set][1]];
 343	ram_table->max_reduction[3][1] = max_reduction_table[abm_config[set][1]];
 344	ram_table->max_reduction[4][1] = max_reduction_table[abm_config[set][1]];
 345
 346	ram_table->min_reduction[0][2] = min_reduction_table[abm_config[set][2]];
 347	ram_table->min_reduction[1][2] = min_reduction_table[abm_config[set][2]];
 348	ram_table->min_reduction[2][2] = min_reduction_table[abm_config[set][2]];
 349	ram_table->min_reduction[3][2] = min_reduction_table[abm_config[set][2]];
 350	ram_table->min_reduction[4][2] = min_reduction_table[abm_config[set][2]];
 351	ram_table->max_reduction[0][2] = max_reduction_table[abm_config[set][2]];
 352	ram_table->max_reduction[1][2] = max_reduction_table[abm_config[set][2]];
 353	ram_table->max_reduction[2][2] = max_reduction_table[abm_config[set][2]];
 354	ram_table->max_reduction[3][2] = max_reduction_table[abm_config[set][2]];
 355	ram_table->max_reduction[4][2] = max_reduction_table[abm_config[set][2]];
 356
 357	ram_table->min_reduction[0][3] = min_reduction_table[abm_config[set][3]];
 358	ram_table->min_reduction[1][3] = min_reduction_table[abm_config[set][3]];
 359	ram_table->min_reduction[2][3] = min_reduction_table[abm_config[set][3]];
 360	ram_table->min_reduction[3][3] = min_reduction_table[abm_config[set][3]];
 361	ram_table->min_reduction[4][3] = min_reduction_table[abm_config[set][3]];
 362	ram_table->max_reduction[0][3] = max_reduction_table[abm_config[set][3]];
 363	ram_table->max_reduction[1][3] = max_reduction_table[abm_config[set][3]];
 364	ram_table->max_reduction[2][3] = max_reduction_table[abm_config[set][3]];
 365	ram_table->max_reduction[3][3] = max_reduction_table[abm_config[set][3]];
 366	ram_table->max_reduction[4][3] = max_reduction_table[abm_config[set][3]];
 367
 368	ram_table->bright_pos_gain[0][0] = 0x20;
 369	ram_table->bright_pos_gain[0][1] = 0x20;
 370	ram_table->bright_pos_gain[0][2] = 0x20;
 371	ram_table->bright_pos_gain[0][3] = 0x20;
 372	ram_table->bright_pos_gain[1][0] = 0x20;
 373	ram_table->bright_pos_gain[1][1] = 0x20;
 374	ram_table->bright_pos_gain[1][2] = 0x20;
 375	ram_table->bright_pos_gain[1][3] = 0x20;
 376	ram_table->bright_pos_gain[2][0] = 0x20;
 377	ram_table->bright_pos_gain[2][1] = 0x20;
 378	ram_table->bright_pos_gain[2][2] = 0x20;
 379	ram_table->bright_pos_gain[2][3] = 0x20;
 380	ram_table->bright_pos_gain[3][0] = 0x20;
 381	ram_table->bright_pos_gain[3][1] = 0x20;
 382	ram_table->bright_pos_gain[3][2] = 0x20;
 383	ram_table->bright_pos_gain[3][3] = 0x20;
 384	ram_table->bright_pos_gain[4][0] = 0x20;
 385	ram_table->bright_pos_gain[4][1] = 0x20;
 386	ram_table->bright_pos_gain[4][2] = 0x20;
 387	ram_table->bright_pos_gain[4][3] = 0x20;
 388	ram_table->bright_neg_gain[0][0] = 0x00;
 389	ram_table->bright_neg_gain[0][1] = 0x00;
 390	ram_table->bright_neg_gain[0][2] = 0x00;
 391	ram_table->bright_neg_gain[0][3] = 0x00;
 392	ram_table->bright_neg_gain[1][0] = 0x00;
 393	ram_table->bright_neg_gain[1][1] = 0x00;
 394	ram_table->bright_neg_gain[1][2] = 0x00;
 395	ram_table->bright_neg_gain[1][3] = 0x00;
 396	ram_table->bright_neg_gain[2][0] = 0x00;
 397	ram_table->bright_neg_gain[2][1] = 0x00;
 398	ram_table->bright_neg_gain[2][2] = 0x00;
 399	ram_table->bright_neg_gain[2][3] = 0x00;
 400	ram_table->bright_neg_gain[3][0] = 0x00;
 401	ram_table->bright_neg_gain[3][1] = 0x00;
 402	ram_table->bright_neg_gain[3][2] = 0x00;
 403	ram_table->bright_neg_gain[3][3] = 0x00;
 404	ram_table->bright_neg_gain[4][0] = 0x00;
 405	ram_table->bright_neg_gain[4][1] = 0x00;
 406	ram_table->bright_neg_gain[4][2] = 0x00;
 407	ram_table->bright_neg_gain[4][3] = 0x00;
 408	ram_table->dark_pos_gain[0][0] = 0x00;
 409	ram_table->dark_pos_gain[0][1] = 0x00;
 410	ram_table->dark_pos_gain[0][2] = 0x00;
 411	ram_table->dark_pos_gain[0][3] = 0x00;
 412	ram_table->dark_pos_gain[1][0] = 0x00;
 413	ram_table->dark_pos_gain[1][1] = 0x00;
 414	ram_table->dark_pos_gain[1][2] = 0x00;
 415	ram_table->dark_pos_gain[1][3] = 0x00;
 416	ram_table->dark_pos_gain[2][0] = 0x00;
 417	ram_table->dark_pos_gain[2][1] = 0x00;
 418	ram_table->dark_pos_gain[2][2] = 0x00;
 419	ram_table->dark_pos_gain[2][3] = 0x00;
 420	ram_table->dark_pos_gain[3][0] = 0x00;
 421	ram_table->dark_pos_gain[3][1] = 0x00;
 422	ram_table->dark_pos_gain[3][2] = 0x00;
 423	ram_table->dark_pos_gain[3][3] = 0x00;
 424	ram_table->dark_pos_gain[4][0] = 0x00;
 425	ram_table->dark_pos_gain[4][1] = 0x00;
 426	ram_table->dark_pos_gain[4][2] = 0x00;
 427	ram_table->dark_pos_gain[4][3] = 0x00;
 428	ram_table->dark_neg_gain[0][0] = 0x00;
 429	ram_table->dark_neg_gain[0][1] = 0x00;
 430	ram_table->dark_neg_gain[0][2] = 0x00;
 431	ram_table->dark_neg_gain[0][3] = 0x00;
 432	ram_table->dark_neg_gain[1][0] = 0x00;
 433	ram_table->dark_neg_gain[1][1] = 0x00;
 434	ram_table->dark_neg_gain[1][2] = 0x00;
 435	ram_table->dark_neg_gain[1][3] = 0x00;
 436	ram_table->dark_neg_gain[2][0] = 0x00;
 437	ram_table->dark_neg_gain[2][1] = 0x00;
 438	ram_table->dark_neg_gain[2][2] = 0x00;
 439	ram_table->dark_neg_gain[2][3] = 0x00;
 440	ram_table->dark_neg_gain[3][0] = 0x00;
 441	ram_table->dark_neg_gain[3][1] = 0x00;
 442	ram_table->dark_neg_gain[3][2] = 0x00;
 443	ram_table->dark_neg_gain[3][3] = 0x00;
 444	ram_table->dark_neg_gain[4][0] = 0x00;
 445	ram_table->dark_neg_gain[4][1] = 0x00;
 446	ram_table->dark_neg_gain[4][2] = 0x00;
 447	ram_table->dark_neg_gain[4][3] = 0x00;
 448
 449	ram_table->iir_curve[0] = 0x65;
 450	ram_table->iir_curve[1] = 0x65;
 451	ram_table->iir_curve[2] = 0x65;
 452	ram_table->iir_curve[3] = 0x65;
 453	ram_table->iir_curve[4] = 0x65;
 454
 455	//Gamma 2.4
 456	ram_table->crgb_thresh[0] = cpu_to_be16(0x13b6);
 457	ram_table->crgb_thresh[1] = cpu_to_be16(0x1648);
 458	ram_table->crgb_thresh[2] = cpu_to_be16(0x18e3);
 459	ram_table->crgb_thresh[3] = cpu_to_be16(0x1b41);
 460	ram_table->crgb_thresh[4] = cpu_to_be16(0x1d46);
 461	ram_table->crgb_thresh[5] = cpu_to_be16(0x1f21);
 462	ram_table->crgb_thresh[6] = cpu_to_be16(0x2167);
 463	ram_table->crgb_thresh[7] = cpu_to_be16(0x2384);
 464	ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
 465	ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
 466	ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
 467	ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
 468	ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
 469	ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
 470	ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
 471	ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
 472	ram_table->crgb_slope[0]  = cpu_to_be16(0x3147);
 473	ram_table->crgb_slope[1]  = cpu_to_be16(0x2978);
 474	ram_table->crgb_slope[2]  = cpu_to_be16(0x23a2);
 475	ram_table->crgb_slope[3]  = cpu_to_be16(0x1f55);
 476	ram_table->crgb_slope[4]  = cpu_to_be16(0x1c63);
 477	ram_table->crgb_slope[5]  = cpu_to_be16(0x1a0f);
 478	ram_table->crgb_slope[6]  = cpu_to_be16(0x178d);
 479	ram_table->crgb_slope[7]  = cpu_to_be16(0x15ab);
 480
 481	fill_backlight_transform_table(
 482			params, ram_table);
 483}
 484
 485static void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params)
 486{
 487	unsigned int set = params.set;
 488
 489	ram_table->flags = 0x0;
 490
 491	ram_table->min_abm_backlight =
 492			cpu_to_be16(params.min_abm_backlight);
 493
 494	ram_table->deviation_gain[0] = 0xb3;
 495	ram_table->deviation_gain[1] = 0xa8;
 496	ram_table->deviation_gain[2] = 0x98;
 497	ram_table->deviation_gain[3] = 0x68;
 498
 499	ram_table->min_reduction[0][0] = min_reduction_table_v_2_2[abm_config[set][0]];
 500	ram_table->min_reduction[1][0] = min_reduction_table_v_2_2[abm_config[set][0]];
 501	ram_table->min_reduction[2][0] = min_reduction_table_v_2_2[abm_config[set][0]];
 502	ram_table->min_reduction[3][0] = min_reduction_table_v_2_2[abm_config[set][0]];
 503	ram_table->min_reduction[4][0] = min_reduction_table_v_2_2[abm_config[set][0]];
 504	ram_table->max_reduction[0][0] = max_reduction_table_v_2_2[abm_config[set][0]];
 505	ram_table->max_reduction[1][0] = max_reduction_table_v_2_2[abm_config[set][0]];
 506	ram_table->max_reduction[2][0] = max_reduction_table_v_2_2[abm_config[set][0]];
 507	ram_table->max_reduction[3][0] = max_reduction_table_v_2_2[abm_config[set][0]];
 508	ram_table->max_reduction[4][0] = max_reduction_table_v_2_2[abm_config[set][0]];
 509
 510	ram_table->min_reduction[0][1] = min_reduction_table_v_2_2[abm_config[set][1]];
 511	ram_table->min_reduction[1][1] = min_reduction_table_v_2_2[abm_config[set][1]];
 512	ram_table->min_reduction[2][1] = min_reduction_table_v_2_2[abm_config[set][1]];
 513	ram_table->min_reduction[3][1] = min_reduction_table_v_2_2[abm_config[set][1]];
 514	ram_table->min_reduction[4][1] = min_reduction_table_v_2_2[abm_config[set][1]];
 515	ram_table->max_reduction[0][1] = max_reduction_table_v_2_2[abm_config[set][1]];
 516	ram_table->max_reduction[1][1] = max_reduction_table_v_2_2[abm_config[set][1]];
 517	ram_table->max_reduction[2][1] = max_reduction_table_v_2_2[abm_config[set][1]];
 518	ram_table->max_reduction[3][1] = max_reduction_table_v_2_2[abm_config[set][1]];
 519	ram_table->max_reduction[4][1] = max_reduction_table_v_2_2[abm_config[set][1]];
 520
 521	ram_table->min_reduction[0][2] = min_reduction_table_v_2_2[abm_config[set][2]];
 522	ram_table->min_reduction[1][2] = min_reduction_table_v_2_2[abm_config[set][2]];
 523	ram_table->min_reduction[2][2] = min_reduction_table_v_2_2[abm_config[set][2]];
 524	ram_table->min_reduction[3][2] = min_reduction_table_v_2_2[abm_config[set][2]];
 525	ram_table->min_reduction[4][2] = min_reduction_table_v_2_2[abm_config[set][2]];
 526	ram_table->max_reduction[0][2] = max_reduction_table_v_2_2[abm_config[set][2]];
 527	ram_table->max_reduction[1][2] = max_reduction_table_v_2_2[abm_config[set][2]];
 528	ram_table->max_reduction[2][2] = max_reduction_table_v_2_2[abm_config[set][2]];
 529	ram_table->max_reduction[3][2] = max_reduction_table_v_2_2[abm_config[set][2]];
 530	ram_table->max_reduction[4][2] = max_reduction_table_v_2_2[abm_config[set][2]];
 531
 532	ram_table->min_reduction[0][3] = min_reduction_table_v_2_2[abm_config[set][3]];
 533	ram_table->min_reduction[1][3] = min_reduction_table_v_2_2[abm_config[set][3]];
 534	ram_table->min_reduction[2][3] = min_reduction_table_v_2_2[abm_config[set][3]];
 535	ram_table->min_reduction[3][3] = min_reduction_table_v_2_2[abm_config[set][3]];
 536	ram_table->min_reduction[4][3] = min_reduction_table_v_2_2[abm_config[set][3]];
 537	ram_table->max_reduction[0][3] = max_reduction_table_v_2_2[abm_config[set][3]];
 538	ram_table->max_reduction[1][3] = max_reduction_table_v_2_2[abm_config[set][3]];
 539	ram_table->max_reduction[2][3] = max_reduction_table_v_2_2[abm_config[set][3]];
 540	ram_table->max_reduction[3][3] = max_reduction_table_v_2_2[abm_config[set][3]];
 541	ram_table->max_reduction[4][3] = max_reduction_table_v_2_2[abm_config[set][3]];
 542
 543	ram_table->bright_pos_gain[0][0] = 0x20;
 544	ram_table->bright_pos_gain[0][1] = 0x20;
 545	ram_table->bright_pos_gain[0][2] = 0x20;
 546	ram_table->bright_pos_gain[0][3] = 0x20;
 547	ram_table->bright_pos_gain[1][0] = 0x20;
 548	ram_table->bright_pos_gain[1][1] = 0x20;
 549	ram_table->bright_pos_gain[1][2] = 0x20;
 550	ram_table->bright_pos_gain[1][3] = 0x20;
 551	ram_table->bright_pos_gain[2][0] = 0x20;
 552	ram_table->bright_pos_gain[2][1] = 0x20;
 553	ram_table->bright_pos_gain[2][2] = 0x20;
 554	ram_table->bright_pos_gain[2][3] = 0x20;
 555	ram_table->bright_pos_gain[3][0] = 0x20;
 556	ram_table->bright_pos_gain[3][1] = 0x20;
 557	ram_table->bright_pos_gain[3][2] = 0x20;
 558	ram_table->bright_pos_gain[3][3] = 0x20;
 559	ram_table->bright_pos_gain[4][0] = 0x20;
 560	ram_table->bright_pos_gain[4][1] = 0x20;
 561	ram_table->bright_pos_gain[4][2] = 0x20;
 562	ram_table->bright_pos_gain[4][3] = 0x20;
 563
 564	ram_table->dark_pos_gain[0][0] = 0x00;
 565	ram_table->dark_pos_gain[0][1] = 0x00;
 566	ram_table->dark_pos_gain[0][2] = 0x00;
 567	ram_table->dark_pos_gain[0][3] = 0x00;
 568	ram_table->dark_pos_gain[1][0] = 0x00;
 569	ram_table->dark_pos_gain[1][1] = 0x00;
 570	ram_table->dark_pos_gain[1][2] = 0x00;
 571	ram_table->dark_pos_gain[1][3] = 0x00;
 572	ram_table->dark_pos_gain[2][0] = 0x00;
 573	ram_table->dark_pos_gain[2][1] = 0x00;
 574	ram_table->dark_pos_gain[2][2] = 0x00;
 575	ram_table->dark_pos_gain[2][3] = 0x00;
 576	ram_table->dark_pos_gain[3][0] = 0x00;
 577	ram_table->dark_pos_gain[3][1] = 0x00;
 578	ram_table->dark_pos_gain[3][2] = 0x00;
 579	ram_table->dark_pos_gain[3][3] = 0x00;
 580	ram_table->dark_pos_gain[4][0] = 0x00;
 581	ram_table->dark_pos_gain[4][1] = 0x00;
 582	ram_table->dark_pos_gain[4][2] = 0x00;
 583	ram_table->dark_pos_gain[4][3] = 0x00;
 584
 585	ram_table->hybrid_factor[0] = 0xff;
 586	ram_table->hybrid_factor[1] = 0xff;
 587	ram_table->hybrid_factor[2] = 0xff;
 588	ram_table->hybrid_factor[3] = 0xc0;
 589
 590	ram_table->contrast_factor[0] = 0x99;
 591	ram_table->contrast_factor[1] = 0x99;
 592	ram_table->contrast_factor[2] = 0x90;
 593	ram_table->contrast_factor[3] = 0x80;
 594
 595	ram_table->iir_curve[0] = 0x65;
 596	ram_table->iir_curve[1] = 0x65;
 597	ram_table->iir_curve[2] = 0x65;
 598	ram_table->iir_curve[3] = 0x65;
 599	ram_table->iir_curve[4] = 0x65;
 600
 601	//Gamma 2.2
 602	ram_table->crgb_thresh[0] = cpu_to_be16(0x127c);
 603	ram_table->crgb_thresh[1] = cpu_to_be16(0x151b);
 604	ram_table->crgb_thresh[2] = cpu_to_be16(0x17d5);
 605	ram_table->crgb_thresh[3] = cpu_to_be16(0x1a56);
 606	ram_table->crgb_thresh[4] = cpu_to_be16(0x1c83);
 607	ram_table->crgb_thresh[5] = cpu_to_be16(0x1e72);
 608	ram_table->crgb_thresh[6] = cpu_to_be16(0x20f0);
 609	ram_table->crgb_thresh[7] = cpu_to_be16(0x232b);
 610	ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
 611	ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
 612	ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
 613	ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
 614	ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
 615	ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
 616	ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
 617	ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
 618	ram_table->crgb_slope[0]  = cpu_to_be16(0x3609);
 619	ram_table->crgb_slope[1]  = cpu_to_be16(0x2dfa);
 620	ram_table->crgb_slope[2]  = cpu_to_be16(0x27ea);
 621	ram_table->crgb_slope[3]  = cpu_to_be16(0x235d);
 622	ram_table->crgb_slope[4]  = cpu_to_be16(0x2042);
 623	ram_table->crgb_slope[5]  = cpu_to_be16(0x1dc3);
 624	ram_table->crgb_slope[6]  = cpu_to_be16(0x1b1a);
 625	ram_table->crgb_slope[7]  = cpu_to_be16(0x1910);
 626
 627	fill_backlight_transform_table_v_2_2(
 628			params, ram_table, true);
 629}
 630
 631static void fill_iram_v_2_3(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params, bool big_endian)
 632{
 633	unsigned int i, j;
 634	unsigned int set = params.set;
 635
 636	ram_table->flags = 0x0;
 637	ram_table->min_abm_backlight = (big_endian) ?
 638		cpu_to_be16(params.min_abm_backlight) :
 639		cpu_to_le16(params.min_abm_backlight);
 640
 641	for (i = 0; i < NUM_AGGR_LEVEL; i++) {
 642		ram_table->hybrid_factor[i] = abm_settings[set][i].brightness_gain;
 643		ram_table->contrast_factor[i] = abm_settings[set][i].contrast_factor;
 644		ram_table->deviation_gain[i] = abm_settings[set][i].deviation_gain;
 645		ram_table->min_knee[i] = abm_settings[set][i].min_knee;
 646		ram_table->max_knee[i] = abm_settings[set][i].max_knee;
 647
 648		for (j = 0; j < NUM_AMBI_LEVEL; j++) {
 649			ram_table->min_reduction[j][i] = abm_settings[set][i].min_reduction;
 650			ram_table->max_reduction[j][i] = abm_settings[set][i].max_reduction;
 651			ram_table->bright_pos_gain[j][i] = abm_settings[set][i].bright_pos_gain;
 652			ram_table->dark_pos_gain[j][i] = abm_settings[set][i].dark_pos_gain;
 653		}
 654	}
 655
 656	ram_table->iir_curve[0] = 0x65;
 657	ram_table->iir_curve[1] = 0x65;
 658	ram_table->iir_curve[2] = 0x65;
 659	ram_table->iir_curve[3] = 0x65;
 660	ram_table->iir_curve[4] = 0x65;
 661
 662	//Gamma 2.2
 663	ram_table->crgb_thresh[0] = bswap16_based_on_endian(big_endian, 0x127c);
 664	ram_table->crgb_thresh[1] = bswap16_based_on_endian(big_endian, 0x151b);
 665	ram_table->crgb_thresh[2] = bswap16_based_on_endian(big_endian, 0x17d5);
 666	ram_table->crgb_thresh[3] = bswap16_based_on_endian(big_endian, 0x1a56);
 667	ram_table->crgb_thresh[4] = bswap16_based_on_endian(big_endian, 0x1c83);
 668	ram_table->crgb_thresh[5] = bswap16_based_on_endian(big_endian, 0x1e72);
 669	ram_table->crgb_thresh[6] = bswap16_based_on_endian(big_endian, 0x20f0);
 670	ram_table->crgb_thresh[7] = bswap16_based_on_endian(big_endian, 0x232b);
 671	ram_table->crgb_offset[0] = bswap16_based_on_endian(big_endian, 0x2999);
 672	ram_table->crgb_offset[1] = bswap16_based_on_endian(big_endian, 0x3999);
 673	ram_table->crgb_offset[2] = bswap16_based_on_endian(big_endian, 0x4666);
 674	ram_table->crgb_offset[3] = bswap16_based_on_endian(big_endian, 0x5999);
 675	ram_table->crgb_offset[4] = bswap16_based_on_endian(big_endian, 0x6333);
 676	ram_table->crgb_offset[5] = bswap16_based_on_endian(big_endian, 0x7800);
 677	ram_table->crgb_offset[6] = bswap16_based_on_endian(big_endian, 0x8c00);
 678	ram_table->crgb_offset[7] = bswap16_based_on_endian(big_endian, 0xa000);
 679	ram_table->crgb_slope[0]  = bswap16_based_on_endian(big_endian, 0x3609);
 680	ram_table->crgb_slope[1]  = bswap16_based_on_endian(big_endian, 0x2dfa);
 681	ram_table->crgb_slope[2]  = bswap16_based_on_endian(big_endian, 0x27ea);
 682	ram_table->crgb_slope[3]  = bswap16_based_on_endian(big_endian, 0x235d);
 683	ram_table->crgb_slope[4]  = bswap16_based_on_endian(big_endian, 0x2042);
 684	ram_table->crgb_slope[5]  = bswap16_based_on_endian(big_endian, 0x1dc3);
 685	ram_table->crgb_slope[6]  = bswap16_based_on_endian(big_endian, 0x1b1a);
 686	ram_table->crgb_slope[7]  = bswap16_based_on_endian(big_endian, 0x1910);
 687
 688	fill_backlight_transform_table_v_2_2(
 689			params, ram_table, big_endian);
 690}
 691
 692bool dmub_init_abm_config(struct resource_pool *res_pool,
 693	struct dmcu_iram_parameters params,
 694	unsigned int inst)
 695{
 696	struct iram_table_v_2_2 ram_table;
 697	struct abm_config_table config;
 698	unsigned int set = params.set;
 699	bool result = false;
 700	uint32_t i, j = 0;
 701
 702	if (res_pool->abm == NULL && res_pool->multiple_abms[inst] == NULL)
 
 
 
 
 703		return false;
 
 704
 705	memset(&ram_table, 0, sizeof(ram_table));
 706	memset(&config, 0, sizeof(config));
 707
 708	fill_iram_v_2_3(&ram_table, params, false);
 709
 710	// We must copy to structure that is aligned to 32-bit
 711	for (i = 0; i < NUM_POWER_FN_SEGS; i++) {
 712		config.crgb_thresh[i] = ram_table.crgb_thresh[i];
 713		config.crgb_offset[i] = ram_table.crgb_offset[i];
 714		config.crgb_slope[i] = ram_table.crgb_slope[i];
 715	}
 716
 717	for (i = 0; i < NUM_BL_CURVE_SEGS; i++) {
 718		config.backlight_thresholds[i] = ram_table.backlight_thresholds[i];
 719		config.backlight_offsets[i] = ram_table.backlight_offsets[i];
 720	}
 721
 722	for (i = 0; i < NUM_AMBI_LEVEL; i++)
 723		config.iir_curve[i] = ram_table.iir_curve[i];
 724
 725	for (i = 0; i < NUM_AMBI_LEVEL; i++) {
 726		for (j = 0; j < NUM_AGGR_LEVEL; j++) {
 727			config.min_reduction[i][j] = ram_table.min_reduction[i][j];
 728			config.max_reduction[i][j] = ram_table.max_reduction[i][j];
 729			config.bright_pos_gain[i][j] = ram_table.bright_pos_gain[i][j];
 730			config.dark_pos_gain[i][j] = ram_table.dark_pos_gain[i][j];
 731		}
 732	}
 733
 734	for (i = 0; i < NUM_AGGR_LEVEL; i++) {
 735		config.hybrid_factor[i] = ram_table.hybrid_factor[i];
 736		config.contrast_factor[i] = ram_table.contrast_factor[i];
 737		config.deviation_gain[i] = ram_table.deviation_gain[i];
 738		config.min_knee[i] = ram_table.min_knee[i];
 739		config.max_knee[i] = ram_table.max_knee[i];
 740	}
 741
 742	if (params.backlight_ramping_override) {
 743		for (i = 0; i < NUM_AGGR_LEVEL; i++) {
 744			config.blRampReduction[i] = params.backlight_ramping_reduction;
 745			config.blRampStart[i] = params.backlight_ramping_start;
 746		}
 747	} else {
 748		for (i = 0; i < NUM_AGGR_LEVEL; i++) {
 749			config.blRampReduction[i] = abm_settings[set][i].blRampReduction;
 750			config.blRampStart[i] = abm_settings[set][i].blRampStart;
 751		}
 752	}
 753
 754	config.min_abm_backlight = ram_table.min_abm_backlight;
 755
 756	if (res_pool->multiple_abms[inst]) {
 757		result = res_pool->multiple_abms[inst]->funcs->init_abm_config(
 758			res_pool->multiple_abms[inst], (char *)(&config), sizeof(struct abm_config_table), inst);
 
 759	} else
 
 760		result = res_pool->abm->funcs->init_abm_config(
 761			res_pool->abm, (char *)(&config), sizeof(struct abm_config_table), 0);
 762
 763	return result;
 764}
 765
 766bool dmcu_load_iram(struct dmcu *dmcu,
 767	struct dmcu_iram_parameters params)
 768{
 769	unsigned char ram_table[IRAM_SIZE];
 770	bool result = false;
 771
 772	if (dmcu == NULL)
 773		return false;
 774
 775	if (dmcu && !dmcu->funcs->is_dmcu_initialized(dmcu))
 776		return true;
 777
 778	memset(&ram_table, 0, sizeof(ram_table));
 779
 780	if (dmcu->dmcu_version.abm_version == 0x24) {
 781		fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true);
 782		result = dmcu->funcs->load_iram(dmcu, 0, (char *)(&ram_table),
 783						IRAM_RESERVE_AREA_START_V2_2);
 784	} else if (dmcu->dmcu_version.abm_version == 0x23) {
 785		fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true);
 786
 787		result = dmcu->funcs->load_iram(
 788				dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
 789	} else if (dmcu->dmcu_version.abm_version == 0x22) {
 790		fill_iram_v_2_2((struct iram_table_v_2_2 *)ram_table, params);
 791
 792		result = dmcu->funcs->load_iram(
 793				dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
 794	} else {
 795		fill_iram_v_2((struct iram_table_v_2 *)ram_table, params);
 796
 797		result = dmcu->funcs->load_iram(
 798				dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2);
 799
 800		if (result)
 801			result = dmcu->funcs->load_iram(
 802					dmcu, IRAM_RESERVE_AREA_END_V2 + 1,
 803					(char *)(&ram_table) + IRAM_RESERVE_AREA_END_V2 + 1,
 804					sizeof(ram_table) - IRAM_RESERVE_AREA_END_V2 - 1);
 805	}
 806
 807	return result;
 808}
 809
 810/*
 811 * is_psr_su_specific_panel() - check if sink is AMD vendor-specific PSR-SU
 812 * supported eDP device.
 813 *
 814 * @link: dc link pointer
 815 *
 816 * Return: true if AMDGPU vendor specific PSR-SU eDP panel
 817 */
 818bool is_psr_su_specific_panel(struct dc_link *link)
 819{
 820	bool isPSRSUSupported = false;
 821	struct dpcd_caps *dpcd_caps = &link->dpcd_caps;
 822
 823	if (dpcd_caps->edp_rev >= DP_EDP_14) {
 824		if (dpcd_caps->psr_info.psr_version >= DP_PSR2_WITH_Y_COORD_ET_SUPPORTED)
 825			isPSRSUSupported = true;
 826		/*
 827		 * Some panels will report PSR capabilities over additional DPCD bits.
 828		 * Such panels are approved despite reporting only PSR v3, as long as
 829		 * the additional bits are reported.
 830		 */
 831		if (dpcd_caps->sink_dev_id == DP_BRANCH_DEVICE_ID_001CF8) {
 832			/*
 833			 * This is the temporary workaround to disable PSRSU when system turned on
 834			 * DSC function on the sepcific sink.
 835			 */
 836			if (dpcd_caps->psr_info.psr_version < DP_PSR2_WITH_Y_COORD_IS_SUPPORTED)
 837				isPSRSUSupported = false;
 838			else if (dpcd_caps->dsc_caps.dsc_basic_caps.fields.dsc_support.DSC_SUPPORT &&
 839				((dpcd_caps->sink_dev_id_str[1] == 0x08 && dpcd_caps->sink_dev_id_str[0] == 0x08) ||
 840				(dpcd_caps->sink_dev_id_str[1] == 0x08 && dpcd_caps->sink_dev_id_str[0] == 0x07)))
 841				isPSRSUSupported = false;
 842			else if (dpcd_caps->sink_dev_id_str[1] == 0x08 && dpcd_caps->sink_dev_id_str[0] == 0x03)
 843				isPSRSUSupported = false;
 844			else if (dpcd_caps->sink_dev_id_str[1] == 0x08 && dpcd_caps->sink_dev_id_str[0] == 0x01)
 845				isPSRSUSupported = false;
 846			else if (dpcd_caps->psr_info.force_psrsu_cap == 0x1)
 847				isPSRSUSupported = true;
 848		}
 849	}
 850
 851	return isPSRSUSupported;
 852}
 853
 854/**
 855 * mod_power_calc_psr_configs() - calculate/update generic psr configuration fields.
 856 * @psr_config: [output], psr configuration structure to be updated
 857 * @link: [input] dc link pointer
 858 * @stream: [input] dc stream state pointer
 859 *
 860 * calculate and update the psr configuration fields that are not DM specific, i.e. such
 861 * fields which are based on DPCD caps or timing information. To setup PSR in DMUB FW,
 862 * this helper is assumed to be called before the call of the DC helper dc_link_setup_psr().
 863 *
 864 * PSR config fields to be updated within the helper:
 865 * - psr_rfb_setup_time
 866 * - psr_sdp_transmit_line_num_deadline
 867 * - line_time_in_us
 868 * - su_y_granularity
 869 * - su_granularity_required
 870 * - psr_frame_capture_indication_req
 871 * - psr_exit_link_training_required
 872 *
 873 * PSR config fields that are DM specific and NOT updated within the helper:
 874 * - allow_smu_optimizations
 875 * - allow_multi_disp_optimizations
 876 */
 877void mod_power_calc_psr_configs(struct psr_config *psr_config,
 878		struct dc_link *link,
 879		const struct dc_stream_state *stream)
 880{
 881	unsigned int num_vblank_lines = 0;
 882	unsigned int vblank_time_in_us = 0;
 883	unsigned int sdp_tx_deadline_in_us = 0;
 884	unsigned int line_time_in_us = 0;
 885	struct dpcd_caps *dpcd_caps = &link->dpcd_caps;
 886	const int psr_setup_time_step_in_us = 55;	/* refer to eDP spec DPCD 0x071h */
 887
 888	/* timing parameters */
 889	num_vblank_lines = stream->timing.v_total -
 890			 stream->timing.v_addressable -
 891			 stream->timing.v_border_top -
 892			 stream->timing.v_border_bottom;
 893
 894	vblank_time_in_us = (stream->timing.h_total * num_vblank_lines * 1000) / (stream->timing.pix_clk_100hz / 10);
 895
 896	line_time_in_us = ((stream->timing.h_total * 1000) / (stream->timing.pix_clk_100hz / 10)) + 1;
 897
 898	/**
 899	 * psr configuration fields
 900	 *
 901	 * as per eDP 1.5 pg. 377 of 459, DPCD 0x071h bits [3:1], psr setup time bits interpreted as below
 902	 * 000b <--> 330 us (default)
 903	 * 001b <--> 275 us
 904	 * 010b <--> 220 us
 905	 * 011b <--> 165 us
 906	 * 100b <--> 110 us
 907	 * 101b <--> 055 us
 908	 * 110b <--> 000 us
 909	 */
 910	psr_config->psr_rfb_setup_time =
 911		(6 - dpcd_caps->psr_info.psr_dpcd_caps.bits.PSR_SETUP_TIME) * psr_setup_time_step_in_us;
 912
 913	if (psr_config->psr_rfb_setup_time > vblank_time_in_us) {
 914		link->psr_settings.psr_frame_capture_indication_req = true;
 915		link->psr_settings.psr_sdp_transmit_line_num_deadline = num_vblank_lines;
 916	} else {
 917		sdp_tx_deadline_in_us = vblank_time_in_us - psr_config->psr_rfb_setup_time;
 918
 919		/* Set the last possible line SDP may be transmitted without violating the RFB setup time */
 920		link->psr_settings.psr_frame_capture_indication_req = false;
 921		link->psr_settings.psr_sdp_transmit_line_num_deadline = sdp_tx_deadline_in_us / line_time_in_us;
 922	}
 923
 924	psr_config->psr_sdp_transmit_line_num_deadline = link->psr_settings.psr_sdp_transmit_line_num_deadline;
 925	psr_config->line_time_in_us = line_time_in_us;
 926	psr_config->su_y_granularity = dpcd_caps->psr_info.psr2_su_y_granularity_cap;
 927	psr_config->su_granularity_required = dpcd_caps->psr_info.psr_dpcd_caps.bits.SU_GRANULARITY_REQUIRED;
 928	psr_config->psr_frame_capture_indication_req = link->psr_settings.psr_frame_capture_indication_req;
 929	psr_config->psr_exit_link_training_required =
 930		!link->dpcd_caps.psr_info.psr_dpcd_caps.bits.LINK_TRAINING_ON_EXIT_NOT_REQUIRED;
 931}
 932
 933void init_replay_config(struct dc_link *link, struct replay_config *pr_config)
 934{
 935	link->replay_settings.config = *pr_config;
 936}
 937
 938bool mod_power_only_edp(const struct dc_state *context, const struct dc_stream_state *stream)
 939{
 940	return context && context->stream_count == 1 && dc_is_embedded_signal(stream->signal);
 941}
 942
 943bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link,
 944			      struct dc_stream_state *stream,
 945			      struct psr_config *config)
 946{
 947	uint16_t pic_height;
 948	uint16_t slice_height;
 949
 950	config->dsc_slice_height = 0;
 951	if (!(link->connector_signal & SIGNAL_TYPE_EDP) ||
 952	    !dc->caps.edp_dsc_support ||
 953	    link->panel_config.dsc.disable_dsc_edp ||
 954	    !link->dpcd_caps.dsc_caps.dsc_basic_caps.fields.dsc_support.DSC_SUPPORT ||
 955	    !stream->timing.dsc_cfg.num_slices_v)
 956		return true;
 957
 958	pic_height = stream->timing.v_addressable +
 959		stream->timing.v_border_top + stream->timing.v_border_bottom;
 960
 961	if (stream->timing.dsc_cfg.num_slices_v == 0)
 962		return false;
 963
 964	slice_height = pic_height / stream->timing.dsc_cfg.num_slices_v;
 965	config->dsc_slice_height = slice_height;
 966
 967	if (slice_height) {
 968		if (config->su_y_granularity &&
 969		    (slice_height % config->su_y_granularity)) {
 970			ASSERT(0);
 971			return false;
 972		}
 973	}
 974
 975	return true;
 976}
 977
 978void set_replay_defer_update_coasting_vtotal(struct dc_link *link,
 979	enum replay_coasting_vtotal_type type,
 980	uint32_t vtotal)
 981{
 982	link->replay_settings.defer_update_coasting_vtotal_table[type] = vtotal;
 983}
 984
 985void update_replay_coasting_vtotal_from_defer(struct dc_link *link,
 986	enum replay_coasting_vtotal_type type)
 987{
 988	link->replay_settings.coasting_vtotal_table[type] =
 989		link->replay_settings.defer_update_coasting_vtotal_table[type];
 990}
 991
 992void set_replay_coasting_vtotal(struct dc_link *link,
 993	enum replay_coasting_vtotal_type type,
 994	uint32_t vtotal)
 995{
 996	link->replay_settings.coasting_vtotal_table[type] = vtotal;
 997}
 998
 999void set_replay_ips_full_screen_video_src_vtotal(struct dc_link *link, uint16_t vtotal)
1000{
1001	link->replay_settings.abm_with_ips_on_full_screen_video_pseudo_vtotal = vtotal;
1002}
1003
1004void calculate_replay_link_off_frame_count(struct dc_link *link,
1005	uint16_t vtotal, uint16_t htotal)
1006{
1007	uint8_t max_link_off_frame_count = 0;
1008	uint16_t max_deviation_line = 0,  pixel_deviation_per_line = 0;
1009
1010	max_deviation_line = link->dpcd_caps.pr_info.max_deviation_line;
1011	pixel_deviation_per_line = link->dpcd_caps.pr_info.pixel_deviation_per_line;
1012
1013	if (htotal != 0 && vtotal != 0 && pixel_deviation_per_line != 0)
1014		max_link_off_frame_count = htotal * max_deviation_line / (pixel_deviation_per_line * vtotal);
1015	else
1016		ASSERT(0);
1017
1018	link->replay_settings.link_off_frame_count = max_link_off_frame_count;
1019}
1020
1021bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_backlight_caps *caps)
1022{
1023	unsigned int data_points_size;
1024
1025	if (config_no >= ARRAY_SIZE(custom_backlight_profiles))
1026		return false;
1027
1028	data_points_size = custom_backlight_profiles[config_no].num_data_points
1029			* sizeof(custom_backlight_profiles[config_no].data_points[0]);
1030
1031	caps->size = sizeof(struct dm_acpi_atif_backlight_caps) - sizeof(caps->data_points) + data_points_size;
1032	caps->flags = 0;
1033	caps->error_code = 0;
1034	caps->ac_level_percentage = custom_backlight_profiles[config_no].ac_level_percentage;
1035	caps->dc_level_percentage = custom_backlight_profiles[config_no].dc_level_percentage;
1036	caps->min_input_signal = custom_backlight_profiles[config_no].min_input_signal;
1037	caps->max_input_signal = custom_backlight_profiles[config_no].max_input_signal;
1038	caps->num_data_points = custom_backlight_profiles[config_no].num_data_points;
1039	memcpy(caps->data_points, custom_backlight_profiles[config_no].data_points, data_points_size);
1040	return true;
1041}
v5.9
  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#include "power_helpers.h"
 26#include "dc/inc/hw/dmcu.h"
 27#include "dc/inc/hw/abm.h"
 28#include "dc.h"
 29#include "core_types.h"
 30#include "dmub_cmd.h"
 31
 32#define DIV_ROUNDUP(a, b) (((a)+((b)/2))/(b))
 33#define bswap16_based_on_endian(big_endian, value) \
 34	(big_endian) ? cpu_to_be16(value) : cpu_to_le16(value)
 35
 36/* Possible Min Reduction config from least aggressive to most aggressive
 37 *  0    1     2     3     4     5     6     7     8     9     10    11   12
 38 * 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 %
 39 */
 40static const unsigned char min_reduction_table[13] = {
 410xff, 0xfa, 0xf0, 0xf0, 0xd9, 0xcd, 0xc0, 0xb1, 0x99, 0x93, 0x80, 0x82, 0x66};
 42
 43/* Possible Max Reduction configs from least aggressive to most aggressive
 44 *  0    1     2     3     4     5     6     7     8     9     10    11   12
 45 * 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 %
 46 */
 47static const unsigned char max_reduction_table[13] = {
 480xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32};
 49
 50/* Possible ABM 2.2 Min Reduction configs from least aggressive to most aggressive
 51 *  0    1     2     3     4     5     6     7     8     9     10    11   12
 52 * 100  100   100   100   100   100   100   100  100  92.2  83.1  75.3  75.3 %
 53 */
 54static const unsigned char min_reduction_table_v_2_2[13] = {
 550xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xeb, 0xd4, 0xc0, 0xc0};
 56
 57/* Possible ABM 2.2 Max Reduction configs from least aggressive to most aggressive
 58 *  0    1     2     3     4     5     6     7     8     9     10    11   12
 59 * 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 %
 60 */
 61static const unsigned char max_reduction_table_v_2_2[13] = {
 620xf5, 0xe5, 0xbf, 0xb1, 0xa5, 0x85, 0x7c, 0x65, 0x4d, 0x40, 0x32, 0x20, 0x20};
 63
 64/* Predefined ABM configuration sets. We may have different configuration sets
 65 * in order to satisfy different power/quality requirements.
 66 */
 67static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_level] = {
 68/*  ABM Level 1,    ABM Level 2,    ABM Level 3,    ABM Level 4 */
 69{       2,              5,              7,              8       },	/* Default - Medium aggressiveness */
 70{       2,              5,              8,              11      },	/* Alt #1  - Increased aggressiveness */
 71{       0,              2,              4,              8       },	/* Alt #2  - Minimal aggressiveness */
 72{       3,              6,              10,             12      },	/* Alt #3  - Super aggressiveness */
 73};
 74
 75struct abm_parameters {
 76	unsigned char min_reduction;
 77	unsigned char max_reduction;
 78	unsigned char bright_pos_gain;
 79	unsigned char dark_pos_gain;
 80	unsigned char brightness_gain;
 81	unsigned char contrast_factor;
 82	unsigned char deviation_gain;
 83	unsigned char min_knee;
 84	unsigned char max_knee;
 
 
 85};
 86
 87static const struct abm_parameters abm_settings_config0[abm_defines_max_level] = {
 88//  min_red  max_red  bright_pos  dark_pos  brightness_gain  contrast  deviation  min_knee  max_knee
 89	{0xff,   0xbf,    0x20,       0x00,     0xff,            0x99,     0xb3,      0x40,     0xe0},
 90	{0xde,   0x85,    0x20,       0x00,     0xff,            0x90,     0xa8,      0x40,     0xdf},
 91	{0xb0,   0x50,    0x20,       0x00,     0xc0,            0x88,     0x78,      0x70,     0xa0},
 92	{0x82,   0x40,    0x20,       0x00,     0x00,            0xff,     0xb3,      0x70,     0x70},
 93};
 94
 95static const struct abm_parameters abm_settings_config1[abm_defines_max_level] = {
 96//  min_red  max_red  bright_pos  dark_pos  brightness_gain  contrast  deviation  min_knee  max_knee
 97	{0xf0,   0xd9,    0x20,       0x00,     0x00,            0xff,     0xb3,      0x70,     0x70},
 98	{0xcd,   0xa5,    0x20,       0x00,     0x00,            0xff,     0xb3,      0x70,     0x70},
 99	{0x99,   0x65,    0x20,       0x00,     0x00,            0xff,     0xb3,      0x70,     0x70},
100	{0x82,   0x4d,    0x20,       0x00,     0x00,            0xff,     0xb3,      0x70,     0x70},
 
 
 
 
 
 
 
 
101};
102
103static const struct abm_parameters * const abm_settings[] = {
104	abm_settings_config0,
105	abm_settings_config1,
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
106};
107
108#define NUM_AMBI_LEVEL    5
109#define NUM_AGGR_LEVEL    4
110#define NUM_POWER_FN_SEGS 8
111#define NUM_BL_CURVE_SEGS 16
112#define IRAM_SIZE 256
113
114#define IRAM_RESERVE_AREA_START_V2 0xF0  // reserve 0xF0~0xF6 are write by DMCU only
115#define IRAM_RESERVE_AREA_END_V2 0xF6  // reserve 0xF0~0xF6 are write by DMCU only
116
117#define IRAM_RESERVE_AREA_START_V2_2 0xF0  // reserve 0xF0~0xFF are write by DMCU only
118#define IRAM_RESERVE_AREA_END_V2_2 0xFF  // reserve 0xF0~0xFF are write by DMCU only
119
120#pragma pack(push, 1)
121/* NOTE: iRAM is 256B in size */
122struct iram_table_v_2 {
123	/* flags                      */
124	uint16_t min_abm_backlight;					/* 0x00 U16  */
125
126	/* parameters for ABM2.0 algorithm */
127	uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x02 U0.8 */
128	uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x16 U0.8 */
129	uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];	/* 0x2a U2.6 */
130	uint8_t bright_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];	/* 0x3e U2.6 */
131	uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x52 U2.6 */
132	uint8_t dark_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x66 U2.6 */
133	uint8_t iir_curve[NUM_AMBI_LEVEL];				/* 0x7a U0.8 */
134	uint8_t deviation_gain;						/* 0x7f U0.8 */
135
136	/* parameters for crgb conversion */
137	uint16_t crgb_thresh[NUM_POWER_FN_SEGS];			/* 0x80 U3.13 */
138	uint16_t crgb_offset[NUM_POWER_FN_SEGS];			/* 0x90 U1.15 */
139	uint16_t crgb_slope[NUM_POWER_FN_SEGS];				/* 0xa0 U4.12 */
140
141	/* parameters for custom curve */
142	/* thresholds for brightness --> backlight */
143	uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS];		/* 0xb0 U16.0 */
144	/* offsets for brightness --> backlight */
145	uint16_t backlight_offsets[NUM_BL_CURVE_SEGS];			/* 0xd0 U16.0 */
146
147	/* For reading PSR State directly from IRAM */
148	uint8_t psr_state;						/* 0xf0       */
149	uint8_t dmcu_mcp_interface_version;				/* 0xf1       */
150	uint8_t dmcu_abm_feature_version;				/* 0xf2       */
151	uint8_t dmcu_psr_feature_version;				/* 0xf3       */
152	uint16_t dmcu_version;						/* 0xf4       */
153	uint8_t dmcu_state;						/* 0xf6       */
154
155	uint16_t blRampReduction;					/* 0xf7       */
156	uint16_t blRampStart;						/* 0xf9       */
157	uint8_t dummy5;							/* 0xfb       */
158	uint8_t dummy6;							/* 0xfc       */
159	uint8_t dummy7;							/* 0xfd       */
160	uint8_t dummy8;							/* 0xfe       */
161	uint8_t dummy9;							/* 0xff       */
162};
163
164struct iram_table_v_2_2 {
165	/* flags                      */
166	uint16_t flags;							/* 0x00 U16  */
167
168	/* parameters for ABM2.2 algorithm */
169	uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x02 U0.8 */
170	uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x16 U0.8 */
171	uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];	/* 0x2a U2.6 */
172	uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL];		/* 0x3e U2.6 */
173	uint8_t hybrid_factor[NUM_AGGR_LEVEL];				/* 0x52 U0.8 */
174	uint8_t contrast_factor[NUM_AGGR_LEVEL];			/* 0x56 U0.8 */
175	uint8_t deviation_gain[NUM_AGGR_LEVEL];				/* 0x5a U0.8 */
176	uint8_t iir_curve[NUM_AMBI_LEVEL];				/* 0x5e U0.8 */
177	uint8_t min_knee[NUM_AGGR_LEVEL];				/* 0x63 U0.8 */
178	uint8_t max_knee[NUM_AGGR_LEVEL];				/* 0x67 U0.8 */
179	uint16_t min_abm_backlight;					/* 0x6b U16  */
180	uint8_t pad[19];						/* 0x6d U0.8 */
181
182	/* parameters for crgb conversion */
183	uint16_t crgb_thresh[NUM_POWER_FN_SEGS];			/* 0x80 U3.13 */
184	uint16_t crgb_offset[NUM_POWER_FN_SEGS];			/* 0x90 U1.15 */
185	uint16_t crgb_slope[NUM_POWER_FN_SEGS];				/* 0xa0 U4.12 */
186
187	/* parameters for custom curve */
188	/* thresholds for brightness --> backlight */
189	uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS];		/* 0xb0 U16.0 */
190	/* offsets for brightness --> backlight */
191	uint16_t backlight_offsets[NUM_BL_CURVE_SEGS];			/* 0xd0 U16.0 */
192
193	/* For reading PSR State directly from IRAM */
194	uint8_t psr_state;						/* 0xf0       */
195	uint8_t dmcu_mcp_interface_version;				/* 0xf1       */
196	uint8_t dmcu_abm_feature_version;				/* 0xf2       */
197	uint8_t dmcu_psr_feature_version;				/* 0xf3       */
198	uint16_t dmcu_version;						/* 0xf4       */
199	uint8_t dmcu_state;						/* 0xf6       */
200
201	uint8_t dummy1;							/* 0xf7       */
202	uint8_t dummy2;							/* 0xf8       */
203	uint8_t dummy3;							/* 0xf9       */
204	uint8_t dummy4;							/* 0xfa       */
205	uint8_t dummy5;							/* 0xfb       */
206	uint8_t dummy6;							/* 0xfc       */
207	uint8_t dummy7;							/* 0xfd       */
208	uint8_t dummy8;							/* 0xfe       */
209	uint8_t dummy9;							/* 0xff       */
210};
211#pragma pack(pop)
212
213static void fill_backlight_transform_table(struct dmcu_iram_parameters params,
214		struct iram_table_v_2 *table)
215{
216	unsigned int i;
217	unsigned int num_entries = NUM_BL_CURVE_SEGS;
218	unsigned int lut_index;
219
220	table->backlight_thresholds[0] = 0;
221	table->backlight_offsets[0] = params.backlight_lut_array[0];
222	table->backlight_thresholds[num_entries-1] = 0xFFFF;
223	table->backlight_offsets[num_entries-1] =
224		params.backlight_lut_array[params.backlight_lut_array_size - 1];
225
226	/* Setup all brightness levels between 0% and 100% exclusive
227	 * Fills brightness-to-backlight transform table. Backlight custom curve
228	 * describes transform from brightness to backlight. It will be defined
229	 * as set of thresholds and set of offsets, together, implying
230	 * extrapolation of custom curve into 16 uniformly spanned linear
231	 * segments.  Each threshold/offset represented by 16 bit entry in
232	 * format U4.10.
233	 */
234	for (i = 1; i+1 < num_entries; i++) {
235		lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1);
236		ASSERT(lut_index < params.backlight_lut_array_size);
237
238		table->backlight_thresholds[i] =
239			cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries));
240		table->backlight_offsets[i] =
241			cpu_to_be16(params.backlight_lut_array[lut_index]);
242	}
243}
244
245static void fill_backlight_transform_table_v_2_2(struct dmcu_iram_parameters params,
246		struct iram_table_v_2_2 *table, bool big_endian)
247{
248	unsigned int i;
249	unsigned int num_entries = NUM_BL_CURVE_SEGS;
250	unsigned int lut_index;
251
252	table->backlight_thresholds[0] = 0;
253	table->backlight_offsets[0] = params.backlight_lut_array[0];
254	table->backlight_thresholds[num_entries-1] = 0xFFFF;
255	table->backlight_offsets[num_entries-1] =
256		params.backlight_lut_array[params.backlight_lut_array_size - 1];
257
258	/* Setup all brightness levels between 0% and 100% exclusive
259	 * Fills brightness-to-backlight transform table. Backlight custom curve
260	 * describes transform from brightness to backlight. It will be defined
261	 * as set of thresholds and set of offsets, together, implying
262	 * extrapolation of custom curve into 16 uniformly spanned linear
263	 * segments.  Each threshold/offset represented by 16 bit entry in
264	 * format U4.10.
265	 */
266	for (i = 1; i+1 < num_entries; i++) {
267		lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1);
268		ASSERT(lut_index < params.backlight_lut_array_size);
269
270		table->backlight_thresholds[i] = (big_endian) ?
271			cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries)) :
272			cpu_to_le16(DIV_ROUNDUP((i * 65536), num_entries));
273		table->backlight_offsets[i] = (big_endian) ?
274			cpu_to_be16(params.backlight_lut_array[lut_index]) :
275			cpu_to_le16(params.backlight_lut_array[lut_index]);
276	}
277}
278
279void fill_iram_v_2(struct iram_table_v_2 *ram_table, struct dmcu_iram_parameters params)
280{
281	unsigned int set = params.set;
282
283	ram_table->min_abm_backlight =
284			cpu_to_be16(params.min_abm_backlight);
285	ram_table->deviation_gain = 0xb3;
286
287	ram_table->blRampReduction =
288		cpu_to_be16(params.backlight_ramping_reduction);
289	ram_table->blRampStart =
290		cpu_to_be16(params.backlight_ramping_start);
291
292	ram_table->min_reduction[0][0] = min_reduction_table[abm_config[set][0]];
293	ram_table->min_reduction[1][0] = min_reduction_table[abm_config[set][0]];
294	ram_table->min_reduction[2][0] = min_reduction_table[abm_config[set][0]];
295	ram_table->min_reduction[3][0] = min_reduction_table[abm_config[set][0]];
296	ram_table->min_reduction[4][0] = min_reduction_table[abm_config[set][0]];
297	ram_table->max_reduction[0][0] = max_reduction_table[abm_config[set][0]];
298	ram_table->max_reduction[1][0] = max_reduction_table[abm_config[set][0]];
299	ram_table->max_reduction[2][0] = max_reduction_table[abm_config[set][0]];
300	ram_table->max_reduction[3][0] = max_reduction_table[abm_config[set][0]];
301	ram_table->max_reduction[4][0] = max_reduction_table[abm_config[set][0]];
302
303	ram_table->min_reduction[0][1] = min_reduction_table[abm_config[set][1]];
304	ram_table->min_reduction[1][1] = min_reduction_table[abm_config[set][1]];
305	ram_table->min_reduction[2][1] = min_reduction_table[abm_config[set][1]];
306	ram_table->min_reduction[3][1] = min_reduction_table[abm_config[set][1]];
307	ram_table->min_reduction[4][1] = min_reduction_table[abm_config[set][1]];
308	ram_table->max_reduction[0][1] = max_reduction_table[abm_config[set][1]];
309	ram_table->max_reduction[1][1] = max_reduction_table[abm_config[set][1]];
310	ram_table->max_reduction[2][1] = max_reduction_table[abm_config[set][1]];
311	ram_table->max_reduction[3][1] = max_reduction_table[abm_config[set][1]];
312	ram_table->max_reduction[4][1] = max_reduction_table[abm_config[set][1]];
313
314	ram_table->min_reduction[0][2] = min_reduction_table[abm_config[set][2]];
315	ram_table->min_reduction[1][2] = min_reduction_table[abm_config[set][2]];
316	ram_table->min_reduction[2][2] = min_reduction_table[abm_config[set][2]];
317	ram_table->min_reduction[3][2] = min_reduction_table[abm_config[set][2]];
318	ram_table->min_reduction[4][2] = min_reduction_table[abm_config[set][2]];
319	ram_table->max_reduction[0][2] = max_reduction_table[abm_config[set][2]];
320	ram_table->max_reduction[1][2] = max_reduction_table[abm_config[set][2]];
321	ram_table->max_reduction[2][2] = max_reduction_table[abm_config[set][2]];
322	ram_table->max_reduction[3][2] = max_reduction_table[abm_config[set][2]];
323	ram_table->max_reduction[4][2] = max_reduction_table[abm_config[set][2]];
324
325	ram_table->min_reduction[0][3] = min_reduction_table[abm_config[set][3]];
326	ram_table->min_reduction[1][3] = min_reduction_table[abm_config[set][3]];
327	ram_table->min_reduction[2][3] = min_reduction_table[abm_config[set][3]];
328	ram_table->min_reduction[3][3] = min_reduction_table[abm_config[set][3]];
329	ram_table->min_reduction[4][3] = min_reduction_table[abm_config[set][3]];
330	ram_table->max_reduction[0][3] = max_reduction_table[abm_config[set][3]];
331	ram_table->max_reduction[1][3] = max_reduction_table[abm_config[set][3]];
332	ram_table->max_reduction[2][3] = max_reduction_table[abm_config[set][3]];
333	ram_table->max_reduction[3][3] = max_reduction_table[abm_config[set][3]];
334	ram_table->max_reduction[4][3] = max_reduction_table[abm_config[set][3]];
335
336	ram_table->bright_pos_gain[0][0] = 0x20;
337	ram_table->bright_pos_gain[0][1] = 0x20;
338	ram_table->bright_pos_gain[0][2] = 0x20;
339	ram_table->bright_pos_gain[0][3] = 0x20;
340	ram_table->bright_pos_gain[1][0] = 0x20;
341	ram_table->bright_pos_gain[1][1] = 0x20;
342	ram_table->bright_pos_gain[1][2] = 0x20;
343	ram_table->bright_pos_gain[1][3] = 0x20;
344	ram_table->bright_pos_gain[2][0] = 0x20;
345	ram_table->bright_pos_gain[2][1] = 0x20;
346	ram_table->bright_pos_gain[2][2] = 0x20;
347	ram_table->bright_pos_gain[2][3] = 0x20;
348	ram_table->bright_pos_gain[3][0] = 0x20;
349	ram_table->bright_pos_gain[3][1] = 0x20;
350	ram_table->bright_pos_gain[3][2] = 0x20;
351	ram_table->bright_pos_gain[3][3] = 0x20;
352	ram_table->bright_pos_gain[4][0] = 0x20;
353	ram_table->bright_pos_gain[4][1] = 0x20;
354	ram_table->bright_pos_gain[4][2] = 0x20;
355	ram_table->bright_pos_gain[4][3] = 0x20;
356	ram_table->bright_neg_gain[0][0] = 0x00;
357	ram_table->bright_neg_gain[0][1] = 0x00;
358	ram_table->bright_neg_gain[0][2] = 0x00;
359	ram_table->bright_neg_gain[0][3] = 0x00;
360	ram_table->bright_neg_gain[1][0] = 0x00;
361	ram_table->bright_neg_gain[1][1] = 0x00;
362	ram_table->bright_neg_gain[1][2] = 0x00;
363	ram_table->bright_neg_gain[1][3] = 0x00;
364	ram_table->bright_neg_gain[2][0] = 0x00;
365	ram_table->bright_neg_gain[2][1] = 0x00;
366	ram_table->bright_neg_gain[2][2] = 0x00;
367	ram_table->bright_neg_gain[2][3] = 0x00;
368	ram_table->bright_neg_gain[3][0] = 0x00;
369	ram_table->bright_neg_gain[3][1] = 0x00;
370	ram_table->bright_neg_gain[3][2] = 0x00;
371	ram_table->bright_neg_gain[3][3] = 0x00;
372	ram_table->bright_neg_gain[4][0] = 0x00;
373	ram_table->bright_neg_gain[4][1] = 0x00;
374	ram_table->bright_neg_gain[4][2] = 0x00;
375	ram_table->bright_neg_gain[4][3] = 0x00;
376	ram_table->dark_pos_gain[0][0] = 0x00;
377	ram_table->dark_pos_gain[0][1] = 0x00;
378	ram_table->dark_pos_gain[0][2] = 0x00;
379	ram_table->dark_pos_gain[0][3] = 0x00;
380	ram_table->dark_pos_gain[1][0] = 0x00;
381	ram_table->dark_pos_gain[1][1] = 0x00;
382	ram_table->dark_pos_gain[1][2] = 0x00;
383	ram_table->dark_pos_gain[1][3] = 0x00;
384	ram_table->dark_pos_gain[2][0] = 0x00;
385	ram_table->dark_pos_gain[2][1] = 0x00;
386	ram_table->dark_pos_gain[2][2] = 0x00;
387	ram_table->dark_pos_gain[2][3] = 0x00;
388	ram_table->dark_pos_gain[3][0] = 0x00;
389	ram_table->dark_pos_gain[3][1] = 0x00;
390	ram_table->dark_pos_gain[3][2] = 0x00;
391	ram_table->dark_pos_gain[3][3] = 0x00;
392	ram_table->dark_pos_gain[4][0] = 0x00;
393	ram_table->dark_pos_gain[4][1] = 0x00;
394	ram_table->dark_pos_gain[4][2] = 0x00;
395	ram_table->dark_pos_gain[4][3] = 0x00;
396	ram_table->dark_neg_gain[0][0] = 0x00;
397	ram_table->dark_neg_gain[0][1] = 0x00;
398	ram_table->dark_neg_gain[0][2] = 0x00;
399	ram_table->dark_neg_gain[0][3] = 0x00;
400	ram_table->dark_neg_gain[1][0] = 0x00;
401	ram_table->dark_neg_gain[1][1] = 0x00;
402	ram_table->dark_neg_gain[1][2] = 0x00;
403	ram_table->dark_neg_gain[1][3] = 0x00;
404	ram_table->dark_neg_gain[2][0] = 0x00;
405	ram_table->dark_neg_gain[2][1] = 0x00;
406	ram_table->dark_neg_gain[2][2] = 0x00;
407	ram_table->dark_neg_gain[2][3] = 0x00;
408	ram_table->dark_neg_gain[3][0] = 0x00;
409	ram_table->dark_neg_gain[3][1] = 0x00;
410	ram_table->dark_neg_gain[3][2] = 0x00;
411	ram_table->dark_neg_gain[3][3] = 0x00;
412	ram_table->dark_neg_gain[4][0] = 0x00;
413	ram_table->dark_neg_gain[4][1] = 0x00;
414	ram_table->dark_neg_gain[4][2] = 0x00;
415	ram_table->dark_neg_gain[4][3] = 0x00;
416
417	ram_table->iir_curve[0] = 0x65;
418	ram_table->iir_curve[1] = 0x65;
419	ram_table->iir_curve[2] = 0x65;
420	ram_table->iir_curve[3] = 0x65;
421	ram_table->iir_curve[4] = 0x65;
422
423	//Gamma 2.4
424	ram_table->crgb_thresh[0] = cpu_to_be16(0x13b6);
425	ram_table->crgb_thresh[1] = cpu_to_be16(0x1648);
426	ram_table->crgb_thresh[2] = cpu_to_be16(0x18e3);
427	ram_table->crgb_thresh[3] = cpu_to_be16(0x1b41);
428	ram_table->crgb_thresh[4] = cpu_to_be16(0x1d46);
429	ram_table->crgb_thresh[5] = cpu_to_be16(0x1f21);
430	ram_table->crgb_thresh[6] = cpu_to_be16(0x2167);
431	ram_table->crgb_thresh[7] = cpu_to_be16(0x2384);
432	ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
433	ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
434	ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
435	ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
436	ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
437	ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
438	ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
439	ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
440	ram_table->crgb_slope[0]  = cpu_to_be16(0x3147);
441	ram_table->crgb_slope[1]  = cpu_to_be16(0x2978);
442	ram_table->crgb_slope[2]  = cpu_to_be16(0x23a2);
443	ram_table->crgb_slope[3]  = cpu_to_be16(0x1f55);
444	ram_table->crgb_slope[4]  = cpu_to_be16(0x1c63);
445	ram_table->crgb_slope[5]  = cpu_to_be16(0x1a0f);
446	ram_table->crgb_slope[6]  = cpu_to_be16(0x178d);
447	ram_table->crgb_slope[7]  = cpu_to_be16(0x15ab);
448
449	fill_backlight_transform_table(
450			params, ram_table);
451}
452
453void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params)
454{
455	unsigned int set = params.set;
456
457	ram_table->flags = 0x0;
458
459	ram_table->min_abm_backlight =
460			cpu_to_be16(params.min_abm_backlight);
461
462	ram_table->deviation_gain[0] = 0xb3;
463	ram_table->deviation_gain[1] = 0xa8;
464	ram_table->deviation_gain[2] = 0x98;
465	ram_table->deviation_gain[3] = 0x68;
466
467	ram_table->min_reduction[0][0] = min_reduction_table_v_2_2[abm_config[set][0]];
468	ram_table->min_reduction[1][0] = min_reduction_table_v_2_2[abm_config[set][0]];
469	ram_table->min_reduction[2][0] = min_reduction_table_v_2_2[abm_config[set][0]];
470	ram_table->min_reduction[3][0] = min_reduction_table_v_2_2[abm_config[set][0]];
471	ram_table->min_reduction[4][0] = min_reduction_table_v_2_2[abm_config[set][0]];
472	ram_table->max_reduction[0][0] = max_reduction_table_v_2_2[abm_config[set][0]];
473	ram_table->max_reduction[1][0] = max_reduction_table_v_2_2[abm_config[set][0]];
474	ram_table->max_reduction[2][0] = max_reduction_table_v_2_2[abm_config[set][0]];
475	ram_table->max_reduction[3][0] = max_reduction_table_v_2_2[abm_config[set][0]];
476	ram_table->max_reduction[4][0] = max_reduction_table_v_2_2[abm_config[set][0]];
477
478	ram_table->min_reduction[0][1] = min_reduction_table_v_2_2[abm_config[set][1]];
479	ram_table->min_reduction[1][1] = min_reduction_table_v_2_2[abm_config[set][1]];
480	ram_table->min_reduction[2][1] = min_reduction_table_v_2_2[abm_config[set][1]];
481	ram_table->min_reduction[3][1] = min_reduction_table_v_2_2[abm_config[set][1]];
482	ram_table->min_reduction[4][1] = min_reduction_table_v_2_2[abm_config[set][1]];
483	ram_table->max_reduction[0][1] = max_reduction_table_v_2_2[abm_config[set][1]];
484	ram_table->max_reduction[1][1] = max_reduction_table_v_2_2[abm_config[set][1]];
485	ram_table->max_reduction[2][1] = max_reduction_table_v_2_2[abm_config[set][1]];
486	ram_table->max_reduction[3][1] = max_reduction_table_v_2_2[abm_config[set][1]];
487	ram_table->max_reduction[4][1] = max_reduction_table_v_2_2[abm_config[set][1]];
488
489	ram_table->min_reduction[0][2] = min_reduction_table_v_2_2[abm_config[set][2]];
490	ram_table->min_reduction[1][2] = min_reduction_table_v_2_2[abm_config[set][2]];
491	ram_table->min_reduction[2][2] = min_reduction_table_v_2_2[abm_config[set][2]];
492	ram_table->min_reduction[3][2] = min_reduction_table_v_2_2[abm_config[set][2]];
493	ram_table->min_reduction[4][2] = min_reduction_table_v_2_2[abm_config[set][2]];
494	ram_table->max_reduction[0][2] = max_reduction_table_v_2_2[abm_config[set][2]];
495	ram_table->max_reduction[1][2] = max_reduction_table_v_2_2[abm_config[set][2]];
496	ram_table->max_reduction[2][2] = max_reduction_table_v_2_2[abm_config[set][2]];
497	ram_table->max_reduction[3][2] = max_reduction_table_v_2_2[abm_config[set][2]];
498	ram_table->max_reduction[4][2] = max_reduction_table_v_2_2[abm_config[set][2]];
499
500	ram_table->min_reduction[0][3] = min_reduction_table_v_2_2[abm_config[set][3]];
501	ram_table->min_reduction[1][3] = min_reduction_table_v_2_2[abm_config[set][3]];
502	ram_table->min_reduction[2][3] = min_reduction_table_v_2_2[abm_config[set][3]];
503	ram_table->min_reduction[3][3] = min_reduction_table_v_2_2[abm_config[set][3]];
504	ram_table->min_reduction[4][3] = min_reduction_table_v_2_2[abm_config[set][3]];
505	ram_table->max_reduction[0][3] = max_reduction_table_v_2_2[abm_config[set][3]];
506	ram_table->max_reduction[1][3] = max_reduction_table_v_2_2[abm_config[set][3]];
507	ram_table->max_reduction[2][3] = max_reduction_table_v_2_2[abm_config[set][3]];
508	ram_table->max_reduction[3][3] = max_reduction_table_v_2_2[abm_config[set][3]];
509	ram_table->max_reduction[4][3] = max_reduction_table_v_2_2[abm_config[set][3]];
510
511	ram_table->bright_pos_gain[0][0] = 0x20;
512	ram_table->bright_pos_gain[0][1] = 0x20;
513	ram_table->bright_pos_gain[0][2] = 0x20;
514	ram_table->bright_pos_gain[0][3] = 0x20;
515	ram_table->bright_pos_gain[1][0] = 0x20;
516	ram_table->bright_pos_gain[1][1] = 0x20;
517	ram_table->bright_pos_gain[1][2] = 0x20;
518	ram_table->bright_pos_gain[1][3] = 0x20;
519	ram_table->bright_pos_gain[2][0] = 0x20;
520	ram_table->bright_pos_gain[2][1] = 0x20;
521	ram_table->bright_pos_gain[2][2] = 0x20;
522	ram_table->bright_pos_gain[2][3] = 0x20;
523	ram_table->bright_pos_gain[3][0] = 0x20;
524	ram_table->bright_pos_gain[3][1] = 0x20;
525	ram_table->bright_pos_gain[3][2] = 0x20;
526	ram_table->bright_pos_gain[3][3] = 0x20;
527	ram_table->bright_pos_gain[4][0] = 0x20;
528	ram_table->bright_pos_gain[4][1] = 0x20;
529	ram_table->bright_pos_gain[4][2] = 0x20;
530	ram_table->bright_pos_gain[4][3] = 0x20;
531
532	ram_table->dark_pos_gain[0][0] = 0x00;
533	ram_table->dark_pos_gain[0][1] = 0x00;
534	ram_table->dark_pos_gain[0][2] = 0x00;
535	ram_table->dark_pos_gain[0][3] = 0x00;
536	ram_table->dark_pos_gain[1][0] = 0x00;
537	ram_table->dark_pos_gain[1][1] = 0x00;
538	ram_table->dark_pos_gain[1][2] = 0x00;
539	ram_table->dark_pos_gain[1][3] = 0x00;
540	ram_table->dark_pos_gain[2][0] = 0x00;
541	ram_table->dark_pos_gain[2][1] = 0x00;
542	ram_table->dark_pos_gain[2][2] = 0x00;
543	ram_table->dark_pos_gain[2][3] = 0x00;
544	ram_table->dark_pos_gain[3][0] = 0x00;
545	ram_table->dark_pos_gain[3][1] = 0x00;
546	ram_table->dark_pos_gain[3][2] = 0x00;
547	ram_table->dark_pos_gain[3][3] = 0x00;
548	ram_table->dark_pos_gain[4][0] = 0x00;
549	ram_table->dark_pos_gain[4][1] = 0x00;
550	ram_table->dark_pos_gain[4][2] = 0x00;
551	ram_table->dark_pos_gain[4][3] = 0x00;
552
553	ram_table->hybrid_factor[0] = 0xff;
554	ram_table->hybrid_factor[1] = 0xff;
555	ram_table->hybrid_factor[2] = 0xff;
556	ram_table->hybrid_factor[3] = 0xc0;
557
558	ram_table->contrast_factor[0] = 0x99;
559	ram_table->contrast_factor[1] = 0x99;
560	ram_table->contrast_factor[2] = 0x90;
561	ram_table->contrast_factor[3] = 0x80;
562
563	ram_table->iir_curve[0] = 0x65;
564	ram_table->iir_curve[1] = 0x65;
565	ram_table->iir_curve[2] = 0x65;
566	ram_table->iir_curve[3] = 0x65;
567	ram_table->iir_curve[4] = 0x65;
568
569	//Gamma 2.2
570	ram_table->crgb_thresh[0] = cpu_to_be16(0x127c);
571	ram_table->crgb_thresh[1] = cpu_to_be16(0x151b);
572	ram_table->crgb_thresh[2] = cpu_to_be16(0x17d5);
573	ram_table->crgb_thresh[3] = cpu_to_be16(0x1a56);
574	ram_table->crgb_thresh[4] = cpu_to_be16(0x1c83);
575	ram_table->crgb_thresh[5] = cpu_to_be16(0x1e72);
576	ram_table->crgb_thresh[6] = cpu_to_be16(0x20f0);
577	ram_table->crgb_thresh[7] = cpu_to_be16(0x232b);
578	ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
579	ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
580	ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
581	ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
582	ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
583	ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
584	ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
585	ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
586	ram_table->crgb_slope[0]  = cpu_to_be16(0x3609);
587	ram_table->crgb_slope[1]  = cpu_to_be16(0x2dfa);
588	ram_table->crgb_slope[2]  = cpu_to_be16(0x27ea);
589	ram_table->crgb_slope[3]  = cpu_to_be16(0x235d);
590	ram_table->crgb_slope[4]  = cpu_to_be16(0x2042);
591	ram_table->crgb_slope[5]  = cpu_to_be16(0x1dc3);
592	ram_table->crgb_slope[6]  = cpu_to_be16(0x1b1a);
593	ram_table->crgb_slope[7]  = cpu_to_be16(0x1910);
594
595	fill_backlight_transform_table_v_2_2(
596			params, ram_table, true);
597}
598
599void fill_iram_v_2_3(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params, bool big_endian)
600{
601	unsigned int i, j;
602	unsigned int set = params.set;
603
604	ram_table->flags = 0x0;
605	ram_table->min_abm_backlight = (big_endian) ?
606		cpu_to_be16(params.min_abm_backlight) :
607		cpu_to_le16(params.min_abm_backlight);
608
609	for (i = 0; i < NUM_AGGR_LEVEL; i++) {
610		ram_table->hybrid_factor[i] = abm_settings[set][i].brightness_gain;
611		ram_table->contrast_factor[i] = abm_settings[set][i].contrast_factor;
612		ram_table->deviation_gain[i] = abm_settings[set][i].deviation_gain;
613		ram_table->min_knee[i] = abm_settings[set][i].min_knee;
614		ram_table->max_knee[i] = abm_settings[set][i].max_knee;
615
616		for (j = 0; j < NUM_AMBI_LEVEL; j++) {
617			ram_table->min_reduction[j][i] = abm_settings[set][i].min_reduction;
618			ram_table->max_reduction[j][i] = abm_settings[set][i].max_reduction;
619			ram_table->bright_pos_gain[j][i] = abm_settings[set][i].bright_pos_gain;
620			ram_table->dark_pos_gain[j][i] = abm_settings[set][i].dark_pos_gain;
621		}
622	}
623
624	ram_table->iir_curve[0] = 0x65;
625	ram_table->iir_curve[1] = 0x65;
626	ram_table->iir_curve[2] = 0x65;
627	ram_table->iir_curve[3] = 0x65;
628	ram_table->iir_curve[4] = 0x65;
629
630	//Gamma 2.2
631	ram_table->crgb_thresh[0] = bswap16_based_on_endian(big_endian, 0x127c);
632	ram_table->crgb_thresh[1] = bswap16_based_on_endian(big_endian, 0x151b);
633	ram_table->crgb_thresh[2] = bswap16_based_on_endian(big_endian, 0x17d5);
634	ram_table->crgb_thresh[3] = bswap16_based_on_endian(big_endian, 0x1a56);
635	ram_table->crgb_thresh[4] = bswap16_based_on_endian(big_endian, 0x1c83);
636	ram_table->crgb_thresh[5] = bswap16_based_on_endian(big_endian, 0x1e72);
637	ram_table->crgb_thresh[6] = bswap16_based_on_endian(big_endian, 0x20f0);
638	ram_table->crgb_thresh[7] = bswap16_based_on_endian(big_endian, 0x232b);
639	ram_table->crgb_offset[0] = bswap16_based_on_endian(big_endian, 0x2999);
640	ram_table->crgb_offset[1] = bswap16_based_on_endian(big_endian, 0x3999);
641	ram_table->crgb_offset[2] = bswap16_based_on_endian(big_endian, 0x4666);
642	ram_table->crgb_offset[3] = bswap16_based_on_endian(big_endian, 0x5999);
643	ram_table->crgb_offset[4] = bswap16_based_on_endian(big_endian, 0x6333);
644	ram_table->crgb_offset[5] = bswap16_based_on_endian(big_endian, 0x7800);
645	ram_table->crgb_offset[6] = bswap16_based_on_endian(big_endian, 0x8c00);
646	ram_table->crgb_offset[7] = bswap16_based_on_endian(big_endian, 0xa000);
647	ram_table->crgb_slope[0]  = bswap16_based_on_endian(big_endian, 0x3609);
648	ram_table->crgb_slope[1]  = bswap16_based_on_endian(big_endian, 0x2dfa);
649	ram_table->crgb_slope[2]  = bswap16_based_on_endian(big_endian, 0x27ea);
650	ram_table->crgb_slope[3]  = bswap16_based_on_endian(big_endian, 0x235d);
651	ram_table->crgb_slope[4]  = bswap16_based_on_endian(big_endian, 0x2042);
652	ram_table->crgb_slope[5]  = bswap16_based_on_endian(big_endian, 0x1dc3);
653	ram_table->crgb_slope[6]  = bswap16_based_on_endian(big_endian, 0x1b1a);
654	ram_table->crgb_slope[7]  = bswap16_based_on_endian(big_endian, 0x1910);
655
656	fill_backlight_transform_table_v_2_2(
657			params, ram_table, big_endian);
658}
659
660bool dmub_init_abm_config(struct resource_pool *res_pool,
661	struct dmcu_iram_parameters params)
 
662{
663	struct iram_table_v_2_2 ram_table;
664	struct abm_config_table config;
 
665	bool result = false;
666	uint32_t i, j = 0;
667
668#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
669	if (res_pool->abm == NULL && res_pool->multiple_abms[0] == NULL)
670		return false;
671#else
672	if (res_pool->abm == NULL)
673		return false;
674#endif
675
676	memset(&ram_table, 0, sizeof(ram_table));
677	memset(&config, 0, sizeof(config));
678
679	fill_iram_v_2_3(&ram_table, params, false);
680
681	// We must copy to structure that is aligned to 32-bit
682	for (i = 0; i < NUM_POWER_FN_SEGS; i++) {
683		config.crgb_thresh[i] = ram_table.crgb_thresh[i];
684		config.crgb_offset[i] = ram_table.crgb_offset[i];
685		config.crgb_slope[i] = ram_table.crgb_slope[i];
686	}
687
688	for (i = 0; i < NUM_BL_CURVE_SEGS; i++) {
689		config.backlight_thresholds[i] = ram_table.backlight_thresholds[i];
690		config.backlight_offsets[i] = ram_table.backlight_offsets[i];
691	}
692
693	for (i = 0; i < NUM_AMBI_LEVEL; i++)
694		config.iir_curve[i] = ram_table.iir_curve[i];
695
696	for (i = 0; i < NUM_AMBI_LEVEL; i++) {
697		for (j = 0; j < NUM_AGGR_LEVEL; j++) {
698			config.min_reduction[i][j] = ram_table.min_reduction[i][j];
699			config.max_reduction[i][j] = ram_table.max_reduction[i][j];
700			config.bright_pos_gain[i][j] = ram_table.bright_pos_gain[i][j];
701			config.dark_pos_gain[i][j] = ram_table.dark_pos_gain[i][j];
702		}
703	}
704
705	for (i = 0; i < NUM_AGGR_LEVEL; i++) {
706		config.hybrid_factor[i] = ram_table.hybrid_factor[i];
707		config.contrast_factor[i] = ram_table.contrast_factor[i];
708		config.deviation_gain[i] = ram_table.deviation_gain[i];
709		config.min_knee[i] = ram_table.min_knee[i];
710		config.max_knee[i] = ram_table.max_knee[i];
711	}
712
 
 
 
 
 
 
 
 
 
 
 
 
713	config.min_abm_backlight = ram_table.min_abm_backlight;
714
715#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
716	if (res_pool->multiple_abms[0]) {
717		result = res_pool->multiple_abms[0]->funcs->init_abm_config(
718			res_pool->multiple_abms[0], (char *)(&config), sizeof(struct abm_config_table));
719	} else
720#endif
721		result = res_pool->abm->funcs->init_abm_config(
722			res_pool->abm, (char *)(&config), sizeof(struct abm_config_table));
723
724	return result;
725}
726
727bool dmcu_load_iram(struct dmcu *dmcu,
728	struct dmcu_iram_parameters params)
729{
730	unsigned char ram_table[IRAM_SIZE];
731	bool result = false;
732
733	if (dmcu == NULL)
734		return false;
735
736	if (dmcu && !dmcu->funcs->is_dmcu_initialized(dmcu))
737		return true;
738
739	memset(&ram_table, 0, sizeof(ram_table));
740
741	if (dmcu->dmcu_version.abm_version == 0x24) {
742		fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true);
743			result = dmcu->funcs->load_iram(
744					dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
745	} else if (dmcu->dmcu_version.abm_version == 0x23) {
746		fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true);
747
748		result = dmcu->funcs->load_iram(
749				dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
750	} else if (dmcu->dmcu_version.abm_version == 0x22) {
751		fill_iram_v_2_2((struct iram_table_v_2_2 *)ram_table, params);
752
753		result = dmcu->funcs->load_iram(
754				dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
755	} else {
756		fill_iram_v_2((struct iram_table_v_2 *)ram_table, params);
757
758		result = dmcu->funcs->load_iram(
759				dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2);
760
761		if (result)
762			result = dmcu->funcs->load_iram(
763					dmcu, IRAM_RESERVE_AREA_END_V2 + 1,
764					(char *)(&ram_table) + IRAM_RESERVE_AREA_END_V2 + 1,
765					sizeof(ram_table) - IRAM_RESERVE_AREA_END_V2 - 1);
766	}
767
768	return result;
769}
770