tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
28#define DIV_ROUNDUP(a, b) (((a)+((b)/2))/(b))
29
30/* Possible Min Reduction config from least aggressive to most aggressive
31 * 0 1 2 3 4 5 6 7 8 9 10 11 12
32 * 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 %
33 */
34static const unsigned char min_reduction_table[13] = {
350xff, 0xfa, 0xf0, 0xf0, 0xd9, 0xcd, 0xc0, 0xb1, 0x99, 0x93, 0x80, 0x82, 0x66};
36
37/* Possible Max Reduction configs from least aggressive to most aggressive
38 * 0 1 2 3 4 5 6 7 8 9 10 11 12
39 * 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 %
40 */
41static const unsigned char max_reduction_table[13] = {
420xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32};
43
44/* Possible ABM 2.2 Min Reduction configs from least aggressive to most aggressive
45 * 0 1 2 3 4 5 6 7 8 9 10 11 12
46 * 100 100 100 100 100 100 100 100 100 92.2 83.1 75.3 75.3 %
47 */
48static const unsigned char min_reduction_table_v_2_2[13] = {
490xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xeb, 0xd4, 0xc0, 0xc0};
50
51/* Possible ABM 2.2 Max Reduction configs from least aggressive to most aggressive
52 * 0 1 2 3 4 5 6 7 8 9 10 11 12
53 * 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 %
54 */
55static const unsigned char max_reduction_table_v_2_2[13] = {
560xf5, 0xe5, 0xbf, 0xb1, 0xa5, 0x85, 0x7c, 0x65, 0x4d, 0x40, 0x32, 0x20, 0x20};
57
58/* Predefined ABM configuration sets. We may have different configuration sets
59 * in order to satisfy different power/quality requirements.
60 */
61static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_level] = {
62/* ABM Level 1, ABM Level 2, ABM Level 3, ABM Level 4 */
63{ 2, 5, 7, 8 }, /* Default - Medium aggressiveness */
64{ 2, 5, 8, 11 }, /* Alt #1 - Increased aggressiveness */
65{ 0, 2, 4, 8 }, /* Alt #2 - Minimal aggressiveness */
66{ 3, 6, 10, 12 }, /* Alt #3 - Super aggressiveness */
67};
68
69#define NUM_AMBI_LEVEL 5
70#define NUM_AGGR_LEVEL 4
71#define NUM_POWER_FN_SEGS 8
72#define NUM_BL_CURVE_SEGS 16
73#define IRAM_SIZE 256
74
75#define IRAM_RESERVE_AREA_START_V2 0xF0 // reserve 0xF0~0xF6 are write by DMCU only
76#define IRAM_RESERVE_AREA_END_V2 0xF6 // reserve 0xF0~0xF6 are write by DMCU only
77
78#define IRAM_RESERVE_AREA_START_V2_2 0xF0 // reserve 0xF0~0xFF are write by DMCU only
79#define IRAM_RESERVE_AREA_END_V2_2 0xFF // reserve 0xF0~0xFF are write by DMCU only
80
81#pragma pack(push, 1)
82/* NOTE: iRAM is 256B in size */
83struct iram_table_v_2 {
84 /* flags */
85 uint16_t flags; /* 0x00 U16 */
86
87 /* parameters for ABM2.0 algorithm */
88 uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */
89 uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */
90 uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */
91 uint8_t bright_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */
92 uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x52 U2.6 */
93 uint8_t dark_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x66 U2.6 */
94 uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x7a U0.8 */
95 uint8_t deviation_gain; /* 0x7f U0.8 */
96
97 /* parameters for crgb conversion */
98 uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */
99 uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */
100 uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */
101
102 /* parameters for custom curve */
103 /* thresholds for brightness --> backlight */
104 uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */
105 /* offsets for brightness --> backlight */
106 uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */
107
108 /* For reading PSR State directly from IRAM */
109 uint8_t psr_state; /* 0xf0 */
110 uint8_t dmcu_mcp_interface_version; /* 0xf1 */
111 uint8_t dmcu_abm_feature_version; /* 0xf2 */
112 uint8_t dmcu_psr_feature_version; /* 0xf3 */
113 uint16_t dmcu_version; /* 0xf4 */
114 uint8_t dmcu_state; /* 0xf6 */
115
116 uint16_t blRampReduction; /* 0xf7 */
117 uint16_t blRampStart; /* 0xf9 */
118 uint8_t dummy5; /* 0xfb */
119 uint8_t dummy6; /* 0xfc */
120 uint8_t dummy7; /* 0xfd */
121 uint8_t dummy8; /* 0xfe */
122 uint8_t dummy9; /* 0xff */
123};
124
125struct iram_table_v_2_2 {
126 /* flags */
127 uint16_t flags; /* 0x00 U16 */
128
129 /* parameters for ABM2.2 algorithm */
130 uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */
131 uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */
132 uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */
133 uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */
134 uint8_t hybridFactor[NUM_AGGR_LEVEL]; /* 0x52 U0.8 */
135 uint8_t contrastFactor[NUM_AGGR_LEVEL]; /* 0x56 U0.8 */
136 uint8_t deviation_gain[NUM_AGGR_LEVEL]; /* 0x5a U0.8 */
137 uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x5e U0.8 */
138 uint8_t pad[29]; /* 0x63 U0.8 */
139
140 /* parameters for crgb conversion */
141 uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */
142 uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */
143 uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */
144
145 /* parameters for custom curve */
146 /* thresholds for brightness --> backlight */
147 uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */
148 /* offsets for brightness --> backlight */
149 uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */
150
151 /* For reading PSR State directly from IRAM */
152 uint8_t psr_state; /* 0xf0 */
153 uint8_t dmcu_mcp_interface_version; /* 0xf1 */
154 uint8_t dmcu_abm_feature_version; /* 0xf2 */
155 uint8_t dmcu_psr_feature_version; /* 0xf3 */
156 uint16_t dmcu_version; /* 0xf4 */
157 uint8_t dmcu_state; /* 0xf6 */
158
159 uint8_t dummy1; /* 0xf7 */
160 uint8_t dummy2; /* 0xf8 */
161 uint8_t dummy3; /* 0xf9 */
162 uint8_t dummy4; /* 0xfa */
163 uint8_t dummy5; /* 0xfb */
164 uint8_t dummy6; /* 0xfc */
165 uint8_t dummy7; /* 0xfd */
166 uint8_t dummy8; /* 0xfe */
167 uint8_t dummy9; /* 0xff */
168};
169#pragma pack(pop)
170
171static void fill_backlight_transform_table(struct dmcu_iram_parameters params,
172 struct iram_table_v_2 *table)
173{
174 unsigned int i;
175 unsigned int num_entries = NUM_BL_CURVE_SEGS;
176 unsigned int lut_index;
177
178 table->backlight_thresholds[0] = 0;
179 table->backlight_offsets[0] = params.backlight_lut_array[0];
180 table->backlight_thresholds[num_entries-1] = 0xFFFF;
181 table->backlight_offsets[num_entries-1] =
182 params.backlight_lut_array[params.backlight_lut_array_size - 1];
183
184 /* Setup all brightness levels between 0% and 100% exclusive
185 * Fills brightness-to-backlight transform table. Backlight custom curve
186 * describes transform from brightness to backlight. It will be defined
187 * as set of thresholds and set of offsets, together, implying
188 * extrapolation of custom curve into 16 uniformly spanned linear
189 * segments. Each threshold/offset represented by 16 bit entry in
190 * format U4.10.
191 */
192 for (i = 1; i+1 < num_entries; i++) {
193 lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1);
194 ASSERT(lut_index < params.backlight_lut_array_size);
195
196 table->backlight_thresholds[i] =
197 cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries));
198 table->backlight_offsets[i] =
199 cpu_to_be16(params.backlight_lut_array[lut_index]);
200 }
201}
202
203static void fill_backlight_transform_table_v_2_2(struct dmcu_iram_parameters params,
204 struct iram_table_v_2_2 *table)
205{
206 unsigned int i;
207 unsigned int num_entries = NUM_BL_CURVE_SEGS;
208 unsigned int lut_index;
209
210 table->backlight_thresholds[0] = 0;
211 table->backlight_offsets[0] = params.backlight_lut_array[0];
212 table->backlight_thresholds[num_entries-1] = 0xFFFF;
213 table->backlight_offsets[num_entries-1] =
214 params.backlight_lut_array[params.backlight_lut_array_size - 1];
215
216 /* Setup all brightness levels between 0% and 100% exclusive
217 * Fills brightness-to-backlight transform table. Backlight custom curve
218 * describes transform from brightness to backlight. It will be defined
219 * as set of thresholds and set of offsets, together, implying
220 * extrapolation of custom curve into 16 uniformly spanned linear
221 * segments. Each threshold/offset represented by 16 bit entry in
222 * format U4.10.
223 */
224 for (i = 1; i+1 < num_entries; i++) {
225 lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1);
226 ASSERT(lut_index < params.backlight_lut_array_size);
227
228 table->backlight_thresholds[i] =
229 cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries));
230 table->backlight_offsets[i] =
231 cpu_to_be16(params.backlight_lut_array[lut_index]);
232 }
233}
234
235void fill_iram_v_2(struct iram_table_v_2 *ram_table, struct dmcu_iram_parameters params)
236{
237 unsigned int set = params.set;
238
239 ram_table->flags = 0x0;
240 ram_table->deviation_gain = 0xb3;
241
242 ram_table->blRampReduction =
243 cpu_to_be16(params.backlight_ramping_reduction);
244 ram_table->blRampStart =
245 cpu_to_be16(params.backlight_ramping_start);
246
247 ram_table->min_reduction[0][0] = min_reduction_table[abm_config[set][0]];
248 ram_table->min_reduction[1][0] = min_reduction_table[abm_config[set][0]];
249 ram_table->min_reduction[2][0] = min_reduction_table[abm_config[set][0]];
250 ram_table->min_reduction[3][0] = min_reduction_table[abm_config[set][0]];
251 ram_table->min_reduction[4][0] = min_reduction_table[abm_config[set][0]];
252 ram_table->max_reduction[0][0] = max_reduction_table[abm_config[set][0]];
253 ram_table->max_reduction[1][0] = max_reduction_table[abm_config[set][0]];
254 ram_table->max_reduction[2][0] = max_reduction_table[abm_config[set][0]];
255 ram_table->max_reduction[3][0] = max_reduction_table[abm_config[set][0]];
256 ram_table->max_reduction[4][0] = max_reduction_table[abm_config[set][0]];
257
258 ram_table->min_reduction[0][1] = min_reduction_table[abm_config[set][1]];
259 ram_table->min_reduction[1][1] = min_reduction_table[abm_config[set][1]];
260 ram_table->min_reduction[2][1] = min_reduction_table[abm_config[set][1]];
261 ram_table->min_reduction[3][1] = min_reduction_table[abm_config[set][1]];
262 ram_table->min_reduction[4][1] = min_reduction_table[abm_config[set][1]];
263 ram_table->max_reduction[0][1] = max_reduction_table[abm_config[set][1]];
264 ram_table->max_reduction[1][1] = max_reduction_table[abm_config[set][1]];
265 ram_table->max_reduction[2][1] = max_reduction_table[abm_config[set][1]];
266 ram_table->max_reduction[3][1] = max_reduction_table[abm_config[set][1]];
267 ram_table->max_reduction[4][1] = max_reduction_table[abm_config[set][1]];
268
269 ram_table->min_reduction[0][2] = min_reduction_table[abm_config[set][2]];
270 ram_table->min_reduction[1][2] = min_reduction_table[abm_config[set][2]];
271 ram_table->min_reduction[2][2] = min_reduction_table[abm_config[set][2]];
272 ram_table->min_reduction[3][2] = min_reduction_table[abm_config[set][2]];
273 ram_table->min_reduction[4][2] = min_reduction_table[abm_config[set][2]];
274 ram_table->max_reduction[0][2] = max_reduction_table[abm_config[set][2]];
275 ram_table->max_reduction[1][2] = max_reduction_table[abm_config[set][2]];
276 ram_table->max_reduction[2][2] = max_reduction_table[abm_config[set][2]];
277 ram_table->max_reduction[3][2] = max_reduction_table[abm_config[set][2]];
278 ram_table->max_reduction[4][2] = max_reduction_table[abm_config[set][2]];
279
280 ram_table->min_reduction[0][3] = min_reduction_table[abm_config[set][3]];
281 ram_table->min_reduction[1][3] = min_reduction_table[abm_config[set][3]];
282 ram_table->min_reduction[2][3] = min_reduction_table[abm_config[set][3]];
283 ram_table->min_reduction[3][3] = min_reduction_table[abm_config[set][3]];
284 ram_table->min_reduction[4][3] = min_reduction_table[abm_config[set][3]];
285 ram_table->max_reduction[0][3] = max_reduction_table[abm_config[set][3]];
286 ram_table->max_reduction[1][3] = max_reduction_table[abm_config[set][3]];
287 ram_table->max_reduction[2][3] = max_reduction_table[abm_config[set][3]];
288 ram_table->max_reduction[3][3] = max_reduction_table[abm_config[set][3]];
289 ram_table->max_reduction[4][3] = max_reduction_table[abm_config[set][3]];
290
291 ram_table->bright_pos_gain[0][0] = 0x20;
292 ram_table->bright_pos_gain[0][1] = 0x20;
293 ram_table->bright_pos_gain[0][2] = 0x20;
294 ram_table->bright_pos_gain[0][3] = 0x20;
295 ram_table->bright_pos_gain[1][0] = 0x20;
296 ram_table->bright_pos_gain[1][1] = 0x20;
297 ram_table->bright_pos_gain[1][2] = 0x20;
298 ram_table->bright_pos_gain[1][3] = 0x20;
299 ram_table->bright_pos_gain[2][0] = 0x20;
300 ram_table->bright_pos_gain[2][1] = 0x20;
301 ram_table->bright_pos_gain[2][2] = 0x20;
302 ram_table->bright_pos_gain[2][3] = 0x20;
303 ram_table->bright_pos_gain[3][0] = 0x20;
304 ram_table->bright_pos_gain[3][1] = 0x20;
305 ram_table->bright_pos_gain[3][2] = 0x20;
306 ram_table->bright_pos_gain[3][3] = 0x20;
307 ram_table->bright_pos_gain[4][0] = 0x20;
308 ram_table->bright_pos_gain[4][1] = 0x20;
309 ram_table->bright_pos_gain[4][2] = 0x20;
310 ram_table->bright_pos_gain[4][3] = 0x20;
311 ram_table->bright_neg_gain[0][1] = 0x00;
312 ram_table->bright_neg_gain[0][2] = 0x00;
313 ram_table->bright_neg_gain[0][3] = 0x00;
314 ram_table->bright_neg_gain[1][0] = 0x00;
315 ram_table->bright_neg_gain[1][1] = 0x00;
316 ram_table->bright_neg_gain[1][2] = 0x00;
317 ram_table->bright_neg_gain[1][3] = 0x00;
318 ram_table->bright_neg_gain[2][0] = 0x00;
319 ram_table->bright_neg_gain[2][1] = 0x00;
320 ram_table->bright_neg_gain[2][2] = 0x00;
321 ram_table->bright_neg_gain[2][3] = 0x00;
322 ram_table->bright_neg_gain[3][0] = 0x00;
323 ram_table->bright_neg_gain[3][1] = 0x00;
324 ram_table->bright_neg_gain[3][2] = 0x00;
325 ram_table->bright_neg_gain[3][3] = 0x00;
326 ram_table->bright_neg_gain[4][0] = 0x00;
327 ram_table->bright_neg_gain[4][1] = 0x00;
328 ram_table->bright_neg_gain[4][2] = 0x00;
329 ram_table->bright_neg_gain[4][3] = 0x00;
330 ram_table->dark_pos_gain[0][0] = 0x00;
331 ram_table->dark_pos_gain[0][1] = 0x00;
332 ram_table->dark_pos_gain[0][2] = 0x00;
333 ram_table->dark_pos_gain[0][3] = 0x00;
334 ram_table->dark_pos_gain[1][0] = 0x00;
335 ram_table->dark_pos_gain[1][1] = 0x00;
336 ram_table->dark_pos_gain[1][2] = 0x00;
337 ram_table->dark_pos_gain[1][3] = 0x00;
338 ram_table->dark_pos_gain[2][0] = 0x00;
339 ram_table->dark_pos_gain[2][1] = 0x00;
340 ram_table->dark_pos_gain[2][2] = 0x00;
341 ram_table->dark_pos_gain[2][3] = 0x00;
342 ram_table->dark_pos_gain[3][0] = 0x00;
343 ram_table->dark_pos_gain[3][1] = 0x00;
344 ram_table->dark_pos_gain[3][2] = 0x00;
345 ram_table->dark_pos_gain[3][3] = 0x00;
346 ram_table->dark_pos_gain[4][0] = 0x00;
347 ram_table->dark_pos_gain[4][1] = 0x00;
348 ram_table->dark_pos_gain[4][2] = 0x00;
349 ram_table->dark_pos_gain[4][3] = 0x00;
350 ram_table->dark_neg_gain[0][0] = 0x00;
351 ram_table->dark_neg_gain[0][1] = 0x00;
352 ram_table->dark_neg_gain[0][2] = 0x00;
353 ram_table->dark_neg_gain[0][3] = 0x00;
354 ram_table->dark_neg_gain[1][0] = 0x00;
355 ram_table->dark_neg_gain[1][1] = 0x00;
356 ram_table->dark_neg_gain[1][2] = 0x00;
357 ram_table->dark_neg_gain[1][3] = 0x00;
358 ram_table->dark_neg_gain[2][0] = 0x00;
359 ram_table->dark_neg_gain[2][1] = 0x00;
360 ram_table->dark_neg_gain[2][2] = 0x00;
361 ram_table->dark_neg_gain[2][3] = 0x00;
362 ram_table->dark_neg_gain[3][0] = 0x00;
363 ram_table->dark_neg_gain[3][1] = 0x00;
364 ram_table->dark_neg_gain[3][2] = 0x00;
365 ram_table->dark_neg_gain[3][3] = 0x00;
366 ram_table->dark_neg_gain[4][0] = 0x00;
367 ram_table->dark_neg_gain[4][1] = 0x00;
368 ram_table->dark_neg_gain[4][2] = 0x00;
369 ram_table->dark_neg_gain[4][3] = 0x00;
370
371 ram_table->iir_curve[0] = 0x65;
372 ram_table->iir_curve[1] = 0x65;
373 ram_table->iir_curve[2] = 0x65;
374 ram_table->iir_curve[3] = 0x65;
375 ram_table->iir_curve[4] = 0x65;
376
377 //Gamma 2.4
378 ram_table->crgb_thresh[0] = cpu_to_be16(0x13b6);
379 ram_table->crgb_thresh[1] = cpu_to_be16(0x1648);
380 ram_table->crgb_thresh[2] = cpu_to_be16(0x18e3);
381 ram_table->crgb_thresh[3] = cpu_to_be16(0x1b41);
382 ram_table->crgb_thresh[4] = cpu_to_be16(0x1d46);
383 ram_table->crgb_thresh[5] = cpu_to_be16(0x1f21);
384 ram_table->crgb_thresh[6] = cpu_to_be16(0x2167);
385 ram_table->crgb_thresh[7] = cpu_to_be16(0x2384);
386 ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
387 ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
388 ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
389 ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
390 ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
391 ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
392 ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
393 ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
394 ram_table->crgb_slope[0] = cpu_to_be16(0x3147);
395 ram_table->crgb_slope[1] = cpu_to_be16(0x2978);
396 ram_table->crgb_slope[2] = cpu_to_be16(0x23a2);
397 ram_table->crgb_slope[3] = cpu_to_be16(0x1f55);
398 ram_table->crgb_slope[4] = cpu_to_be16(0x1c63);
399 ram_table->crgb_slope[5] = cpu_to_be16(0x1a0f);
400 ram_table->crgb_slope[6] = cpu_to_be16(0x178d);
401 ram_table->crgb_slope[7] = cpu_to_be16(0x15ab);
402
403 fill_backlight_transform_table(
404 params, ram_table);
405}
406
407void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params)
408{
409 unsigned int set = params.set;
410
411 ram_table->flags = 0x0;
412
413 ram_table->deviation_gain[0] = 0xb3;
414 ram_table->deviation_gain[1] = 0xa8;
415 ram_table->deviation_gain[2] = 0x98;
416 ram_table->deviation_gain[3] = 0x68;
417
418 ram_table->min_reduction[0][0] = min_reduction_table_v_2_2[abm_config[set][0]];
419 ram_table->min_reduction[1][0] = min_reduction_table_v_2_2[abm_config[set][0]];
420 ram_table->min_reduction[2][0] = min_reduction_table_v_2_2[abm_config[set][0]];
421 ram_table->min_reduction[3][0] = min_reduction_table_v_2_2[abm_config[set][0]];
422 ram_table->min_reduction[4][0] = min_reduction_table_v_2_2[abm_config[set][0]];
423 ram_table->max_reduction[0][0] = max_reduction_table_v_2_2[abm_config[set][0]];
424 ram_table->max_reduction[1][0] = max_reduction_table_v_2_2[abm_config[set][0]];
425 ram_table->max_reduction[2][0] = max_reduction_table_v_2_2[abm_config[set][0]];
426 ram_table->max_reduction[3][0] = max_reduction_table_v_2_2[abm_config[set][0]];
427 ram_table->max_reduction[4][0] = max_reduction_table_v_2_2[abm_config[set][0]];
428
429 ram_table->min_reduction[0][1] = min_reduction_table_v_2_2[abm_config[set][1]];
430 ram_table->min_reduction[1][1] = min_reduction_table_v_2_2[abm_config[set][1]];
431 ram_table->min_reduction[2][1] = min_reduction_table_v_2_2[abm_config[set][1]];
432 ram_table->min_reduction[3][1] = min_reduction_table_v_2_2[abm_config[set][1]];
433 ram_table->min_reduction[4][1] = min_reduction_table_v_2_2[abm_config[set][1]];
434 ram_table->max_reduction[0][1] = max_reduction_table_v_2_2[abm_config[set][1]];
435 ram_table->max_reduction[1][1] = max_reduction_table_v_2_2[abm_config[set][1]];
436 ram_table->max_reduction[2][1] = max_reduction_table_v_2_2[abm_config[set][1]];
437 ram_table->max_reduction[3][1] = max_reduction_table_v_2_2[abm_config[set][1]];
438 ram_table->max_reduction[4][1] = max_reduction_table_v_2_2[abm_config[set][1]];
439
440 ram_table->min_reduction[0][2] = min_reduction_table_v_2_2[abm_config[set][2]];
441 ram_table->min_reduction[1][2] = min_reduction_table_v_2_2[abm_config[set][2]];
442 ram_table->min_reduction[2][2] = min_reduction_table_v_2_2[abm_config[set][2]];
443 ram_table->min_reduction[3][2] = min_reduction_table_v_2_2[abm_config[set][2]];
444 ram_table->min_reduction[4][2] = min_reduction_table_v_2_2[abm_config[set][2]];
445 ram_table->max_reduction[0][2] = max_reduction_table_v_2_2[abm_config[set][2]];
446 ram_table->max_reduction[1][2] = max_reduction_table_v_2_2[abm_config[set][2]];
447 ram_table->max_reduction[2][2] = max_reduction_table_v_2_2[abm_config[set][2]];
448 ram_table->max_reduction[3][2] = max_reduction_table_v_2_2[abm_config[set][2]];
449 ram_table->max_reduction[4][2] = max_reduction_table_v_2_2[abm_config[set][2]];
450
451 ram_table->min_reduction[0][3] = min_reduction_table_v_2_2[abm_config[set][3]];
452 ram_table->min_reduction[1][3] = min_reduction_table_v_2_2[abm_config[set][3]];
453 ram_table->min_reduction[2][3] = min_reduction_table_v_2_2[abm_config[set][3]];
454 ram_table->min_reduction[3][3] = min_reduction_table_v_2_2[abm_config[set][3]];
455 ram_table->min_reduction[4][3] = min_reduction_table_v_2_2[abm_config[set][3]];
456 ram_table->max_reduction[0][3] = max_reduction_table_v_2_2[abm_config[set][3]];
457 ram_table->max_reduction[1][3] = max_reduction_table_v_2_2[abm_config[set][3]];
458 ram_table->max_reduction[2][3] = max_reduction_table_v_2_2[abm_config[set][3]];
459 ram_table->max_reduction[3][3] = max_reduction_table_v_2_2[abm_config[set][3]];
460 ram_table->max_reduction[4][3] = max_reduction_table_v_2_2[abm_config[set][3]];
461
462 ram_table->bright_pos_gain[0][0] = 0x20;
463 ram_table->bright_pos_gain[0][1] = 0x20;
464 ram_table->bright_pos_gain[0][2] = 0x20;
465 ram_table->bright_pos_gain[0][3] = 0x20;
466 ram_table->bright_pos_gain[1][0] = 0x20;
467 ram_table->bright_pos_gain[1][1] = 0x20;
468 ram_table->bright_pos_gain[1][2] = 0x20;
469 ram_table->bright_pos_gain[1][3] = 0x20;
470 ram_table->bright_pos_gain[2][0] = 0x20;
471 ram_table->bright_pos_gain[2][1] = 0x20;
472 ram_table->bright_pos_gain[2][2] = 0x20;
473 ram_table->bright_pos_gain[2][3] = 0x20;
474 ram_table->bright_pos_gain[3][0] = 0x20;
475 ram_table->bright_pos_gain[3][1] = 0x20;
476 ram_table->bright_pos_gain[3][2] = 0x20;
477 ram_table->bright_pos_gain[3][3] = 0x20;
478 ram_table->bright_pos_gain[4][0] = 0x20;
479 ram_table->bright_pos_gain[4][1] = 0x20;
480 ram_table->bright_pos_gain[4][2] = 0x20;
481 ram_table->bright_pos_gain[4][3] = 0x20;
482
483 ram_table->dark_pos_gain[0][0] = 0x00;
484 ram_table->dark_pos_gain[0][1] = 0x00;
485 ram_table->dark_pos_gain[0][2] = 0x00;
486 ram_table->dark_pos_gain[0][3] = 0x00;
487 ram_table->dark_pos_gain[1][0] = 0x00;
488 ram_table->dark_pos_gain[1][1] = 0x00;
489 ram_table->dark_pos_gain[1][2] = 0x00;
490 ram_table->dark_pos_gain[1][3] = 0x00;
491 ram_table->dark_pos_gain[2][0] = 0x00;
492 ram_table->dark_pos_gain[2][1] = 0x00;
493 ram_table->dark_pos_gain[2][2] = 0x00;
494 ram_table->dark_pos_gain[2][3] = 0x00;
495 ram_table->dark_pos_gain[3][0] = 0x00;
496 ram_table->dark_pos_gain[3][1] = 0x00;
497 ram_table->dark_pos_gain[3][2] = 0x00;
498 ram_table->dark_pos_gain[3][3] = 0x00;
499 ram_table->dark_pos_gain[4][0] = 0x00;
500 ram_table->dark_pos_gain[4][1] = 0x00;
501 ram_table->dark_pos_gain[4][2] = 0x00;
502 ram_table->dark_pos_gain[4][3] = 0x00;
503
504 ram_table->hybridFactor[0] = 0xff;
505 ram_table->hybridFactor[1] = 0xff;
506 ram_table->hybridFactor[2] = 0xff;
507 ram_table->hybridFactor[3] = 0xc0;
508
509 ram_table->contrastFactor[0] = 0x99;
510 ram_table->contrastFactor[1] = 0x99;
511 ram_table->contrastFactor[2] = 0x90;
512 ram_table->contrastFactor[3] = 0x80;
513
514 ram_table->iir_curve[0] = 0x65;
515 ram_table->iir_curve[1] = 0x65;
516 ram_table->iir_curve[2] = 0x65;
517 ram_table->iir_curve[3] = 0x65;
518 ram_table->iir_curve[4] = 0x65;
519
520 //Gamma 2.2
521 ram_table->crgb_thresh[0] = cpu_to_be16(0x127c);
522 ram_table->crgb_thresh[1] = cpu_to_be16(0x151b);
523 ram_table->crgb_thresh[2] = cpu_to_be16(0x17d5);
524 ram_table->crgb_thresh[3] = cpu_to_be16(0x1a56);
525 ram_table->crgb_thresh[4] = cpu_to_be16(0x1c83);
526 ram_table->crgb_thresh[5] = cpu_to_be16(0x1e72);
527 ram_table->crgb_thresh[6] = cpu_to_be16(0x20f0);
528 ram_table->crgb_thresh[7] = cpu_to_be16(0x232b);
529 ram_table->crgb_offset[0] = cpu_to_be16(0x2999);
530 ram_table->crgb_offset[1] = cpu_to_be16(0x3999);
531 ram_table->crgb_offset[2] = cpu_to_be16(0x4666);
532 ram_table->crgb_offset[3] = cpu_to_be16(0x5999);
533 ram_table->crgb_offset[4] = cpu_to_be16(0x6333);
534 ram_table->crgb_offset[5] = cpu_to_be16(0x7800);
535 ram_table->crgb_offset[6] = cpu_to_be16(0x8c00);
536 ram_table->crgb_offset[7] = cpu_to_be16(0xa000);
537 ram_table->crgb_slope[0] = cpu_to_be16(0x3609);
538 ram_table->crgb_slope[1] = cpu_to_be16(0x2dfa);
539 ram_table->crgb_slope[2] = cpu_to_be16(0x27ea);
540 ram_table->crgb_slope[3] = cpu_to_be16(0x235d);
541 ram_table->crgb_slope[4] = cpu_to_be16(0x2042);
542 ram_table->crgb_slope[5] = cpu_to_be16(0x1dc3);
543 ram_table->crgb_slope[6] = cpu_to_be16(0x1b1a);
544 ram_table->crgb_slope[7] = cpu_to_be16(0x1910);
545
546 fill_backlight_transform_table_v_2_2(
547 params, ram_table);
548}
549
550bool dmcu_load_iram(struct dmcu *dmcu,
551 struct dmcu_iram_parameters params)
552{
553 unsigned char ram_table[IRAM_SIZE];
554 bool result = false;
555
556 if (dmcu == NULL)
557 return false;
558
559 if (!dmcu->funcs->is_dmcu_initialized(dmcu))
560 return true;
561
562 memset(&ram_table, 0, sizeof(ram_table));
563
564 if (dmcu->dmcu_version.abm_version == 0x22) {
565 fill_iram_v_2_2((struct iram_table_v_2_2 *)ram_table, params);
566
567 result = dmcu->funcs->load_iram(
568 dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2);
569 } else {
570 fill_iram_v_2((struct iram_table_v_2 *)ram_table, params);
571
572 result = dmcu->funcs->load_iram(
573 dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2);
574
575 if (result)
576 result = dmcu->funcs->load_iram(
577 dmcu, IRAM_RESERVE_AREA_END_V2 + 1,
578 (char *)(&ram_table) + IRAM_RESERVE_AREA_END_V2 + 1,
579 sizeof(ram_table) - IRAM_RESERVE_AREA_END_V2 - 1);
580 }
581
582 return result;
583}