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 */
40 static const unsigned char min_reduction_table[13] = {
41 0xff, 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 */
47 static const unsigned char max_reduction_table[13] = {
48 0xf5, 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 */
54 static const unsigned char min_reduction_table_v_2_2[13] = {
55 0xff, 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 */
61 static const unsigned char max_reduction_table_v_2_2[13] = {
62 0xf5, 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 */
67 static 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
75 struct 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
87 static 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
95 static 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
103 static 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 */
122 struct 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
164 struct 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
fill_backlight_transform_table(struct dmcu_iram_parameters params,struct iram_table_v_2 * table)213 static 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
fill_backlight_transform_table_v_2_2(struct dmcu_iram_parameters params,struct iram_table_v_2_2 * table,bool big_endian)245 static 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
fill_iram_v_2(struct iram_table_v_2 * ram_table,struct dmcu_iram_parameters params)279 void 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
fill_iram_v_2_2(struct iram_table_v_2_2 * ram_table,struct dmcu_iram_parameters params)453 void 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
fill_iram_v_2_3(struct iram_table_v_2_2 * ram_table,struct dmcu_iram_parameters params,bool big_endian)599 void 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
dmub_init_abm_config(struct resource_pool * res_pool,struct dmcu_iram_parameters params)660 bool 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
dmcu_load_iram(struct dmcu * dmcu,struct dmcu_iram_parameters params)727 bool 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
771