1 /*
2 * Copyright 2020 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25
26 #include "dm_services.h"
27 #include "core_types.h"
28 #include "reg_helper.h"
29 #include "dcn30_dpp.h"
30 #include "basics/conversion.h"
31 #include "dcn30_cm_common.h"
32
33 #define REG(reg)\
34 dpp->tf_regs->reg
35
36 #define CTX \
37 dpp->base.ctx
38
39 #undef FN
40 #define FN(reg_name, field_name) \
41 dpp->tf_shift->field_name, dpp->tf_mask->field_name
42
dpp3_enable_cm_block(struct dpp * dpp_base)43 static void dpp3_enable_cm_block(
44 struct dpp *dpp_base)
45 {
46 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
47
48 unsigned int cm_bypass_mode = 0;
49
50 // debug option: put CM in bypass mode
51 if (dpp_base->ctx->dc->debug.cm_in_bypass)
52 cm_bypass_mode = 1;
53
54 REG_UPDATE(CM_CONTROL, CM_BYPASS, cm_bypass_mode);
55 }
56
dpp30_get_gamcor_current(struct dpp * dpp_base)57 static enum dc_lut_mode dpp30_get_gamcor_current(struct dpp *dpp_base)
58 {
59 enum dc_lut_mode mode;
60 uint32_t state_mode;
61 uint32_t lut_mode;
62 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
63
64 REG_GET(CM_GAMCOR_CONTROL,
65 CM_GAMCOR_MODE_CURRENT, &state_mode);
66
67 if (state_mode == 0)
68 mode = LUT_BYPASS;
69
70 if (state_mode == 2) {//Programmable RAM LUT
71 REG_GET(CM_GAMCOR_CONTROL,
72 CM_GAMCOR_SELECT_CURRENT, &lut_mode);
73
74 if (lut_mode == 0)
75 mode = LUT_RAM_A;
76 else
77 mode = LUT_RAM_B;
78 }
79
80 return mode;
81 }
82
dpp3_program_gammcor_lut(struct dpp * dpp_base,const struct pwl_result_data * rgb,uint32_t num,bool is_ram_a)83 static void dpp3_program_gammcor_lut(
84 struct dpp *dpp_base,
85 const struct pwl_result_data *rgb,
86 uint32_t num,
87 bool is_ram_a)
88 {
89 uint32_t i;
90 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
91 uint32_t last_base_value_red = rgb[num-1].red_reg + rgb[num-1].delta_red_reg;
92 uint32_t last_base_value_green = rgb[num-1].green_reg + rgb[num-1].delta_green_reg;
93 uint32_t last_base_value_blue = rgb[num-1].blue_reg + rgb[num-1].delta_blue_reg;
94
95 /*fill in the LUT with all base values to be used by pwl module
96 * HW auto increments the LUT index: back-to-back write
97 */
98 if (is_rgb_equal(rgb, num)) {
99 for (i = 0 ; i < num; i++)
100 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, rgb[i].red_reg);
101
102 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, last_base_value_red);
103
104 } else {
105 REG_UPDATE(CM_GAMCOR_LUT_CONTROL,
106 CM_GAMCOR_LUT_WRITE_COLOR_MASK, 4);
107 for (i = 0 ; i < num; i++)
108 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, rgb[i].red_reg);
109
110 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, last_base_value_red);
111
112 REG_SET(CM_GAMCOR_LUT_INDEX, 0, CM_GAMCOR_LUT_INDEX, 0);
113
114 REG_UPDATE(CM_GAMCOR_LUT_CONTROL,
115 CM_GAMCOR_LUT_WRITE_COLOR_MASK, 2);
116 for (i = 0 ; i < num; i++)
117 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, rgb[i].green_reg);
118
119 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, last_base_value_green);
120
121 REG_SET(CM_GAMCOR_LUT_INDEX, 0, CM_GAMCOR_LUT_INDEX, 0);
122
123 REG_UPDATE(CM_GAMCOR_LUT_CONTROL,
124 CM_GAMCOR_LUT_WRITE_COLOR_MASK, 1);
125 for (i = 0 ; i < num; i++)
126 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, rgb[i].blue_reg);
127
128 REG_SET(CM_GAMCOR_LUT_DATA, 0, CM_GAMCOR_LUT_DATA, last_base_value_blue);
129 }
130 }
131
dpp3_power_on_gamcor_lut(struct dpp * dpp_base,bool power_on)132 static void dpp3_power_on_gamcor_lut(
133 struct dpp *dpp_base,
134 bool power_on)
135 {
136 uint32_t power_status;
137 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
138
139
140 REG_SET(CM_MEM_PWR_CTRL, 0,
141 GAMCOR_MEM_PWR_DIS, power_on == true ? 0:1);
142
143 REG_GET(CM_MEM_PWR_STATUS, GAMCOR_MEM_PWR_STATE, &power_status);
144 if (power_status != 0)
145 BREAK_TO_DEBUGGER();
146
147
148 }
149
dpp3_program_cm_dealpha(struct dpp * dpp_base,uint32_t enable,uint32_t additive_blending)150 void dpp3_program_cm_dealpha(
151 struct dpp *dpp_base,
152 uint32_t enable, uint32_t additive_blending)
153 {
154 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
155
156 REG_SET_2(CM_DEALPHA, 0,
157 CM_DEALPHA_EN, enable,
158 CM_DEALPHA_ABLND, additive_blending);
159 }
160
dpp3_program_cm_bias(struct dpp * dpp_base,struct CM_bias_params * bias_params)161 void dpp3_program_cm_bias(
162 struct dpp *dpp_base,
163 struct CM_bias_params *bias_params)
164 {
165 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
166
167 REG_SET(CM_BIAS_CR_R, 0, CM_BIAS_CR_R, bias_params->cm_bias_cr_r);
168 REG_SET_2(CM_BIAS_Y_G_CB_B, 0,
169 CM_BIAS_Y_G, bias_params->cm_bias_y_g,
170 CM_BIAS_CB_B, bias_params->cm_bias_cb_b);
171 }
172
dpp3_gamcor_reg_field(struct dcn3_dpp * dpp,struct dcn3_xfer_func_reg * reg)173 static void dpp3_gamcor_reg_field(
174 struct dcn3_dpp *dpp,
175 struct dcn3_xfer_func_reg *reg)
176 {
177
178 reg->shifts.field_region_start_base = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_START_BASE_B;
179 reg->masks.field_region_start_base = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_START_BASE_B;
180 reg->shifts.field_offset = dpp->tf_shift->CM_GAMCOR_RAMA_OFFSET_B;
181 reg->masks.field_offset = dpp->tf_mask->CM_GAMCOR_RAMA_OFFSET_B;
182
183 reg->shifts.exp_region0_lut_offset = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION0_LUT_OFFSET;
184 reg->masks.exp_region0_lut_offset = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION0_LUT_OFFSET;
185 reg->shifts.exp_region0_num_segments = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION0_NUM_SEGMENTS;
186 reg->masks.exp_region0_num_segments = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION0_NUM_SEGMENTS;
187 reg->shifts.exp_region1_lut_offset = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION1_LUT_OFFSET;
188 reg->masks.exp_region1_lut_offset = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION1_LUT_OFFSET;
189 reg->shifts.exp_region1_num_segments = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION1_NUM_SEGMENTS;
190 reg->masks.exp_region1_num_segments = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION1_NUM_SEGMENTS;
191
192 reg->shifts.field_region_end = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_END_B;
193 reg->masks.field_region_end = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_END_B;
194 reg->shifts.field_region_end_slope = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_END_SLOPE_B;
195 reg->masks.field_region_end_slope = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_END_SLOPE_B;
196 reg->shifts.field_region_end_base = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_END_BASE_B;
197 reg->masks.field_region_end_base = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_END_BASE_B;
198 reg->shifts.field_region_linear_slope = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_START_SLOPE_B;
199 reg->masks.field_region_linear_slope = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_START_SLOPE_B;
200 reg->shifts.exp_region_start = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_START_B;
201 reg->masks.exp_region_start = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_START_B;
202 reg->shifts.exp_resion_start_segment = dpp->tf_shift->CM_GAMCOR_RAMA_EXP_REGION_START_SEGMENT_B;
203 reg->masks.exp_resion_start_segment = dpp->tf_mask->CM_GAMCOR_RAMA_EXP_REGION_START_SEGMENT_B;
204 }
205
dpp3_configure_gamcor_lut(struct dpp * dpp_base,bool is_ram_a)206 static void dpp3_configure_gamcor_lut(
207 struct dpp *dpp_base,
208 bool is_ram_a)
209 {
210 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
211
212 REG_UPDATE(CM_GAMCOR_LUT_CONTROL,
213 CM_GAMCOR_LUT_WRITE_COLOR_MASK, 7);
214 REG_UPDATE(CM_GAMCOR_LUT_CONTROL,
215 CM_GAMCOR_LUT_HOST_SEL, is_ram_a == true ? 0:1);
216 REG_SET(CM_GAMCOR_LUT_INDEX, 0, CM_GAMCOR_LUT_INDEX, 0);
217 }
218
219
dpp3_program_gamcor_lut(struct dpp * dpp_base,const struct pwl_params * params)220 bool dpp3_program_gamcor_lut(
221 struct dpp *dpp_base, const struct pwl_params *params)
222 {
223 enum dc_lut_mode current_mode;
224 enum dc_lut_mode next_mode;
225 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
226 struct dcn3_xfer_func_reg gam_regs;
227
228 dpp3_enable_cm_block(dpp_base);
229
230 if (params == NULL) { //bypass if we have no pwl data
231 REG_SET(CM_GAMCOR_CONTROL, 0, CM_GAMCOR_MODE, 0);
232 return false;
233 }
234 dpp3_power_on_gamcor_lut(dpp_base, true);
235 REG_SET(CM_GAMCOR_CONTROL, 0, CM_GAMCOR_MODE, 2);
236
237 current_mode = dpp30_get_gamcor_current(dpp_base);
238 if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
239 next_mode = LUT_RAM_B;
240 else
241 next_mode = LUT_RAM_A;
242
243 dpp3_power_on_gamcor_lut(dpp_base, true);
244 dpp3_configure_gamcor_lut(dpp_base, next_mode == LUT_RAM_A ? true:false);
245
246 if (next_mode == LUT_RAM_B) {
247 gam_regs.start_cntl_b = REG(CM_GAMCOR_RAMB_START_CNTL_B);
248 gam_regs.start_cntl_g = REG(CM_GAMCOR_RAMB_START_CNTL_G);
249 gam_regs.start_cntl_r = REG(CM_GAMCOR_RAMB_START_CNTL_R);
250 gam_regs.start_slope_cntl_b = REG(CM_GAMCOR_RAMB_START_SLOPE_CNTL_B);
251 gam_regs.start_slope_cntl_g = REG(CM_GAMCOR_RAMB_START_SLOPE_CNTL_G);
252 gam_regs.start_slope_cntl_r = REG(CM_GAMCOR_RAMB_START_SLOPE_CNTL_R);
253 gam_regs.start_end_cntl1_b = REG(CM_GAMCOR_RAMB_END_CNTL1_B);
254 gam_regs.start_end_cntl2_b = REG(CM_GAMCOR_RAMB_END_CNTL2_B);
255 gam_regs.start_end_cntl1_g = REG(CM_GAMCOR_RAMB_END_CNTL1_G);
256 gam_regs.start_end_cntl2_g = REG(CM_GAMCOR_RAMB_END_CNTL2_G);
257 gam_regs.start_end_cntl1_r = REG(CM_GAMCOR_RAMB_END_CNTL1_R);
258 gam_regs.start_end_cntl2_r = REG(CM_GAMCOR_RAMB_END_CNTL2_R);
259 gam_regs.region_start = REG(CM_GAMCOR_RAMB_REGION_0_1);
260 gam_regs.region_end = REG(CM_GAMCOR_RAMB_REGION_32_33);
261 //New registers in DCN3AG/DCN GAMCOR block
262 gam_regs.offset_b = REG(CM_GAMCOR_RAMB_OFFSET_B);
263 gam_regs.offset_g = REG(CM_GAMCOR_RAMB_OFFSET_G);
264 gam_regs.offset_r = REG(CM_GAMCOR_RAMB_OFFSET_R);
265 gam_regs.start_base_cntl_b = REG(CM_GAMCOR_RAMB_START_BASE_CNTL_B);
266 gam_regs.start_base_cntl_g = REG(CM_GAMCOR_RAMB_START_BASE_CNTL_G);
267 gam_regs.start_base_cntl_r = REG(CM_GAMCOR_RAMB_START_BASE_CNTL_R);
268 } else {
269 gam_regs.start_cntl_b = REG(CM_GAMCOR_RAMA_START_CNTL_B);
270 gam_regs.start_cntl_g = REG(CM_GAMCOR_RAMA_START_CNTL_G);
271 gam_regs.start_cntl_r = REG(CM_GAMCOR_RAMA_START_CNTL_R);
272 gam_regs.start_slope_cntl_b = REG(CM_GAMCOR_RAMA_START_SLOPE_CNTL_B);
273 gam_regs.start_slope_cntl_g = REG(CM_GAMCOR_RAMA_START_SLOPE_CNTL_G);
274 gam_regs.start_slope_cntl_r = REG(CM_GAMCOR_RAMA_START_SLOPE_CNTL_R);
275 gam_regs.start_end_cntl1_b = REG(CM_GAMCOR_RAMA_END_CNTL1_B);
276 gam_regs.start_end_cntl2_b = REG(CM_GAMCOR_RAMA_END_CNTL2_B);
277 gam_regs.start_end_cntl1_g = REG(CM_GAMCOR_RAMA_END_CNTL1_G);
278 gam_regs.start_end_cntl2_g = REG(CM_GAMCOR_RAMA_END_CNTL2_G);
279 gam_regs.start_end_cntl1_r = REG(CM_GAMCOR_RAMA_END_CNTL1_R);
280 gam_regs.start_end_cntl2_r = REG(CM_GAMCOR_RAMA_END_CNTL2_R);
281 gam_regs.region_start = REG(CM_GAMCOR_RAMA_REGION_0_1);
282 gam_regs.region_end = REG(CM_GAMCOR_RAMA_REGION_32_33);
283 //New registers in DCN3AG/DCN GAMCOR block
284 gam_regs.offset_b = REG(CM_GAMCOR_RAMA_OFFSET_B);
285 gam_regs.offset_g = REG(CM_GAMCOR_RAMA_OFFSET_G);
286 gam_regs.offset_r = REG(CM_GAMCOR_RAMA_OFFSET_R);
287 gam_regs.start_base_cntl_b = REG(CM_GAMCOR_RAMA_START_BASE_CNTL_B);
288 gam_regs.start_base_cntl_g = REG(CM_GAMCOR_RAMA_START_BASE_CNTL_G);
289 gam_regs.start_base_cntl_r = REG(CM_GAMCOR_RAMA_START_BASE_CNTL_R);
290 }
291
292 //get register fields
293 dpp3_gamcor_reg_field(dpp, &gam_regs);
294
295 //program register set for LUTA/LUTB
296 cm_helper_program_gamcor_xfer_func(dpp_base->ctx, params, &gam_regs);
297
298 dpp3_program_gammcor_lut(dpp_base, params->rgb_resulted, params->hw_points_num,
299 next_mode == LUT_RAM_A ? true:false);
300
301 //select Gamma LUT to use for next frame
302 REG_UPDATE(CM_GAMCOR_CONTROL, CM_GAMCOR_SELECT, next_mode == LUT_RAM_A ? 0:1);
303
304 return true;
305 }
306
dpp3_set_hdr_multiplier(struct dpp * dpp_base,uint32_t multiplier)307 void dpp3_set_hdr_multiplier(
308 struct dpp *dpp_base,
309 uint32_t multiplier)
310 {
311 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
312
313 REG_UPDATE(CM_HDR_MULT_COEF, CM_HDR_MULT_COEF, multiplier);
314 }
315
316
program_gamut_remap(struct dcn3_dpp * dpp,const uint16_t * regval,int select)317 static void program_gamut_remap(
318 struct dcn3_dpp *dpp,
319 const uint16_t *regval,
320 int select)
321 {
322 uint16_t selection = 0;
323 struct color_matrices_reg gam_regs;
324
325 if (regval == NULL || select == GAMUT_REMAP_BYPASS) {
326 REG_SET(CM_GAMUT_REMAP_CONTROL, 0,
327 CM_GAMUT_REMAP_MODE, 0);
328 return;
329 }
330 switch (select) {
331 case GAMUT_REMAP_COEFF:
332 selection = 1;
333 break;
334 /*this corresponds to GAMUT_REMAP coefficients set B
335 *we don't have common coefficient sets in dcn3ag/dcn3
336 */
337 case GAMUT_REMAP_COMA_COEFF:
338 selection = 2;
339 break;
340 default:
341 break;
342 }
343
344 gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_GAMUT_REMAP_C11;
345 gam_regs.masks.csc_c11 = dpp->tf_mask->CM_GAMUT_REMAP_C11;
346 gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_GAMUT_REMAP_C12;
347 gam_regs.masks.csc_c12 = dpp->tf_mask->CM_GAMUT_REMAP_C12;
348
349
350 if (select == GAMUT_REMAP_COEFF) {
351 gam_regs.csc_c11_c12 = REG(CM_GAMUT_REMAP_C11_C12);
352 gam_regs.csc_c33_c34 = REG(CM_GAMUT_REMAP_C33_C34);
353
354 cm_helper_program_color_matrices(
355 dpp->base.ctx,
356 regval,
357 &gam_regs);
358
359 } else if (select == GAMUT_REMAP_COMA_COEFF) {
360
361 gam_regs.csc_c11_c12 = REG(CM_GAMUT_REMAP_B_C11_C12);
362 gam_regs.csc_c33_c34 = REG(CM_GAMUT_REMAP_B_C33_C34);
363
364 cm_helper_program_color_matrices(
365 dpp->base.ctx,
366 regval,
367 &gam_regs);
368
369 }
370 //select coefficient set to use
371 REG_SET(
372 CM_GAMUT_REMAP_CONTROL, 0,
373 CM_GAMUT_REMAP_MODE, selection);
374 }
375
dpp3_cm_set_gamut_remap(struct dpp * dpp_base,const struct dpp_grph_csc_adjustment * adjust)376 void dpp3_cm_set_gamut_remap(
377 struct dpp *dpp_base,
378 const struct dpp_grph_csc_adjustment *adjust)
379 {
380 struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
381 int i = 0;
382 int gamut_mode;
383
384 if (adjust->gamut_adjust_type != GRAPHICS_GAMUT_ADJUST_TYPE_SW)
385 /* Bypass if type is bypass or hw */
386 program_gamut_remap(dpp, NULL, GAMUT_REMAP_BYPASS);
387 else {
388 struct fixed31_32 arr_matrix[12];
389 uint16_t arr_reg_val[12];
390
391 for (i = 0; i < 12; i++)
392 arr_matrix[i] = adjust->temperature_matrix[i];
393
394 convert_float_matrix(
395 arr_reg_val, arr_matrix, 12);
396
397 //current coefficient set in use
398 REG_GET(CM_GAMUT_REMAP_CONTROL, CM_GAMUT_REMAP_MODE_CURRENT, &gamut_mode);
399
400 if (gamut_mode == 0)
401 gamut_mode = 1; //use coefficient set A
402 else if (gamut_mode == 1)
403 gamut_mode = 2;
404 else
405 gamut_mode = 1;
406
407 //follow dcn2 approach for now - using only coefficient set A
408 program_gamut_remap(dpp, arr_reg_val, GAMUT_REMAP_COEFF);
409 }
410 }
411