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 
43 
44 void dpp30_read_state(struct dpp *dpp_base,
45 		struct dcn_dpp_state *s)
46 {
47 	struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
48 
49 	REG_GET(DPP_CONTROL,
50 			DPP_CLOCK_ENABLE, &s->is_enabled);
51 
52 	// TODO: Implement for DCN3
53 }
54 /*program post scaler scs block in dpp CM*/
55 void dpp3_program_post_csc(
56 		struct dpp *dpp_base,
57 		enum dc_color_space color_space,
58 		enum dcn10_input_csc_select input_select,
59 		const struct out_csc_color_matrix *tbl_entry)
60 {
61 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
62 	int i;
63 	int arr_size = sizeof(dpp_input_csc_matrix)/sizeof(struct dpp_input_csc_matrix);
64 	const uint16_t *regval = NULL;
65 	uint32_t cur_select = 0;
66 	enum dcn10_input_csc_select select;
67 	struct color_matrices_reg gam_regs;
68 
69 	if (input_select == INPUT_CSC_SELECT_BYPASS) {
70 		REG_SET(CM_POST_CSC_CONTROL, 0, CM_POST_CSC_MODE, 0);
71 		return;
72 	}
73 
74 	if (tbl_entry == NULL) {
75 		for (i = 0; i < arr_size; i++)
76 			if (dpp_input_csc_matrix[i].color_space == color_space) {
77 				regval = dpp_input_csc_matrix[i].regval;
78 				break;
79 			}
80 
81 		if (regval == NULL) {
82 			BREAK_TO_DEBUGGER();
83 			return;
84 		}
85 	} else {
86 		regval = tbl_entry->regval;
87 	}
88 
89 	/* determine which CSC matrix (icsc or coma) we are using
90 	 * currently.  select the alternate set to double buffer
91 	 * the CSC update so CSC is updated on frame boundary
92 	 */
93 	REG_GET(CM_POST_CSC_CONTROL,
94 			CM_POST_CSC_MODE_CURRENT, &cur_select);
95 
96 	if (cur_select != INPUT_CSC_SELECT_ICSC)
97 		select = INPUT_CSC_SELECT_ICSC;
98 	else
99 		select = INPUT_CSC_SELECT_COMA;
100 
101 	gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_POST_CSC_C11;
102 	gam_regs.masks.csc_c11  = dpp->tf_mask->CM_POST_CSC_C11;
103 	gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_POST_CSC_C12;
104 	gam_regs.masks.csc_c12 = dpp->tf_mask->CM_POST_CSC_C12;
105 
106 	if (select == INPUT_CSC_SELECT_ICSC) {
107 
108 		gam_regs.csc_c11_c12 = REG(CM_POST_CSC_C11_C12);
109 		gam_regs.csc_c33_c34 = REG(CM_POST_CSC_C33_C34);
110 
111 	} else {
112 
113 		gam_regs.csc_c11_c12 = REG(CM_POST_CSC_B_C11_C12);
114 		gam_regs.csc_c33_c34 = REG(CM_POST_CSC_B_C33_C34);
115 
116 	}
117 
118 	cm_helper_program_color_matrices(
119 			dpp->base.ctx,
120 			regval,
121 			&gam_regs);
122 
123 	REG_SET(CM_POST_CSC_CONTROL, 0,
124 			CM_POST_CSC_MODE, select);
125 }
126 
127 
128 /*CNVC degam unit has read only LUTs*/
129 void dpp3_set_pre_degam(struct dpp *dpp_base, enum dc_transfer_func_predefined tr)
130 {
131 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
132 	int pre_degam_en = 1;
133 	int degamma_lut_selection = 0;
134 
135 	switch (tr) {
136 	case TRANSFER_FUNCTION_LINEAR:
137 	case TRANSFER_FUNCTION_UNITY:
138 		pre_degam_en = 0; //bypass
139 		break;
140 	case TRANSFER_FUNCTION_SRGB:
141 		degamma_lut_selection = 0;
142 		break;
143 	case TRANSFER_FUNCTION_BT709:
144 		degamma_lut_selection = 4;
145 		break;
146 	case TRANSFER_FUNCTION_PQ:
147 		degamma_lut_selection = 5;
148 		break;
149 	case TRANSFER_FUNCTION_HLG:
150 		degamma_lut_selection = 6;
151 		break;
152 	case TRANSFER_FUNCTION_GAMMA22:
153 		degamma_lut_selection = 1;
154 		break;
155 	case TRANSFER_FUNCTION_GAMMA24:
156 		degamma_lut_selection = 2;
157 		break;
158 	case TRANSFER_FUNCTION_GAMMA26:
159 		degamma_lut_selection = 3;
160 		break;
161 	default:
162 		pre_degam_en = 0;
163 		break;
164 	}
165 
166 	REG_SET_2(PRE_DEGAM, 0,
167 			PRE_DEGAM_MODE, pre_degam_en,
168 			PRE_DEGAM_SELECT, degamma_lut_selection);
169 }
170 
171 static void dpp3_cnv_setup (
172 		struct dpp *dpp_base,
173 		enum surface_pixel_format format,
174 		enum expansion_mode mode,
175 		struct dc_csc_transform input_csc_color_matrix,
176 		enum dc_color_space input_color_space,
177 		struct cnv_alpha_2bit_lut *alpha_2bit_lut)
178 {
179 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
180 	uint32_t pixel_format = 0;
181 	uint32_t alpha_en = 1;
182 	enum dc_color_space color_space = COLOR_SPACE_SRGB;
183 	enum dcn10_input_csc_select select = INPUT_CSC_SELECT_BYPASS;
184 	bool force_disable_cursor = false;
185 	uint32_t is_2bit = 0;
186 	uint32_t alpha_plane_enable = 0;
187 	uint32_t dealpha_en = 0, dealpha_ablnd_en = 0;
188 	uint32_t realpha_en = 0, realpha_ablnd_en = 0;
189 	uint32_t program_prealpha_dealpha = 0;
190 	struct out_csc_color_matrix tbl_entry;
191 	int i;
192 
193 	REG_SET_2(FORMAT_CONTROL, 0,
194 		CNVC_BYPASS, 0,
195 		FORMAT_EXPANSION_MODE, mode);
196 
197 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0);
198 	REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0);
199 	REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0);
200 	REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0);
201 
202 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_R, 0);
203 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_G, 1);
204 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_B, 2);
205 
206 	switch (format) {
207 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
208 		pixel_format = 1;
209 		break;
210 	case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
211 		pixel_format = 3;
212 		alpha_en = 0;
213 		break;
214 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
215 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
216 		pixel_format = 8;
217 		break;
218 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
219 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
220 		pixel_format = 10;
221 		is_2bit = 1;
222 		break;
223 	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
224 		force_disable_cursor = false;
225 		pixel_format = 65;
226 		color_space = COLOR_SPACE_YCBCR709;
227 		select = INPUT_CSC_SELECT_ICSC;
228 		break;
229 	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
230 		force_disable_cursor = true;
231 		pixel_format = 64;
232 		color_space = COLOR_SPACE_YCBCR709;
233 		select = INPUT_CSC_SELECT_ICSC;
234 		break;
235 	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
236 		force_disable_cursor = true;
237 		pixel_format = 67;
238 		color_space = COLOR_SPACE_YCBCR709;
239 		select = INPUT_CSC_SELECT_ICSC;
240 		break;
241 	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
242 		force_disable_cursor = true;
243 		pixel_format = 66;
244 		color_space = COLOR_SPACE_YCBCR709;
245 		select = INPUT_CSC_SELECT_ICSC;
246 		break;
247 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
248 		pixel_format = 22;
249 		break;
250 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
251 		pixel_format = 24;
252 		break;
253 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
254 		pixel_format = 25;
255 		break;
256 	case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
257 		pixel_format = 12;
258 		color_space = COLOR_SPACE_YCBCR709;
259 		select = INPUT_CSC_SELECT_ICSC;
260 		break;
261 	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
262 		pixel_format = 112;
263 		break;
264 	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
265 		pixel_format = 113;
266 		break;
267 	case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
268 		pixel_format = 114;
269 		color_space = COLOR_SPACE_YCBCR709;
270 		select = INPUT_CSC_SELECT_ICSC;
271 		is_2bit = 1;
272 		break;
273 	case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102:
274 		pixel_format = 115;
275 		color_space = COLOR_SPACE_YCBCR709;
276 		select = INPUT_CSC_SELECT_ICSC;
277 		is_2bit = 1;
278 		break;
279 	case SURFACE_PIXEL_FORMAT_GRPH_RGBE:
280 		pixel_format = 116;
281 		alpha_plane_enable = 0;
282 		break;
283 	case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA:
284 		pixel_format = 116;
285 		alpha_plane_enable = 1;
286 		break;
287 	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
288 		pixel_format = 118;
289 		break;
290 	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
291 		pixel_format = 119;
292 		break;
293 	default:
294 		break;
295 	}
296 
297 	if (is_2bit == 1 && alpha_2bit_lut != NULL) {
298 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
299 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
300 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2);
301 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3);
302 	}
303 
304 	REG_SET_2(CNVC_SURFACE_PIXEL_FORMAT, 0,
305 			CNVC_SURFACE_PIXEL_FORMAT, pixel_format,
306 			CNVC_ALPHA_PLANE_ENABLE, alpha_plane_enable);
307 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en);
308 
309 	if (program_prealpha_dealpha) {
310 		dealpha_en = 1;
311 		realpha_en = 1;
312 	}
313 	REG_SET_2(PRE_DEALPHA, 0,
314 			PRE_DEALPHA_EN, dealpha_en,
315 			PRE_DEALPHA_ABLND_EN, dealpha_ablnd_en);
316 	REG_SET_2(PRE_REALPHA, 0,
317 			PRE_REALPHA_EN, realpha_en,
318 			PRE_REALPHA_ABLND_EN, realpha_ablnd_en);
319 
320 	/* If input adjustment exists, program the ICSC with those values. */
321 	if (input_csc_color_matrix.enable_adjustment == true) {
322 		for (i = 0; i < 12; i++)
323 			tbl_entry.regval[i] = input_csc_color_matrix.matrix[i];
324 
325 		tbl_entry.color_space = input_color_space;
326 
327 		if (color_space >= COLOR_SPACE_YCBCR601)
328 			select = INPUT_CSC_SELECT_ICSC;
329 		else
330 			select = INPUT_CSC_SELECT_BYPASS;
331 
332 		dpp3_program_post_csc(dpp_base, color_space, select,
333 				      &tbl_entry);
334 	} else {
335 		dpp3_program_post_csc(dpp_base, color_space, select, NULL);
336 	}
337 
338 	if (force_disable_cursor) {
339 		REG_UPDATE(CURSOR_CONTROL,
340 				CURSOR_ENABLE, 0);
341 		REG_UPDATE(CURSOR0_CONTROL,
342 				CUR0_ENABLE, 0);
343 	}
344 }
345 
346 #define IDENTITY_RATIO(ratio) (dc_fixpt_u3d19(ratio) == (1 << 19))
347 
348 void dpp3_set_cursor_attributes(
349 		struct dpp *dpp_base,
350 		struct dc_cursor_attributes *cursor_attributes)
351 {
352 	enum dc_cursor_color_format color_format = cursor_attributes->color_format;
353 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
354 	int cur_rom_en = 0;
355 
356 	if (color_format == CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA ||
357 		color_format == CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA)
358 		cur_rom_en = 1;
359 
360 	REG_UPDATE_3(CURSOR0_CONTROL,
361 			CUR0_MODE, color_format,
362 			CUR0_EXPANSION_MODE, 0,
363 			CUR0_ROM_EN, cur_rom_en);
364 
365 	if (color_format == CURSOR_MODE_MONO) {
366 		/* todo: clarify what to program these to */
367 		REG_UPDATE(CURSOR0_COLOR0,
368 				CUR0_COLOR0, 0x00000000);
369 		REG_UPDATE(CURSOR0_COLOR1,
370 				CUR0_COLOR1, 0xFFFFFFFF);
371 	}
372 }
373 
374 
375 bool dpp3_get_optimal_number_of_taps(
376 		struct dpp *dpp,
377 		struct scaler_data *scl_data,
378 		const struct scaling_taps *in_taps)
379 {
380 	int num_part_y, num_part_c;
381 	int max_taps_y, max_taps_c;
382 	int min_taps_y, min_taps_c;
383 	enum lb_memory_config lb_config;
384 
385 	/* Some ASICs does not support  FP16 scaling, so we reject modes require this*/
386 	if (scl_data->viewport.width  != scl_data->h_active &&
387 		scl_data->viewport.height != scl_data->v_active &&
388 		dpp->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT &&
389 		scl_data->format == PIXEL_FORMAT_FP16)
390 		return false;
391 
392 	if (scl_data->viewport.width > scl_data->h_active &&
393 		dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
394 		scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
395 		return false;
396 
397 	/*
398 	 * Set default taps if none are provided
399 	 * From programming guide: taps = min{ ceil(2*H_RATIO,1), 8} for downscaling
400 	 * taps = 4 for upscaling
401 	 */
402 	if (in_taps->h_taps == 0) {
403 		if (dc_fixpt_ceil(scl_data->ratios.horz) > 1)
404 			scl_data->taps.h_taps = min(2 * dc_fixpt_ceil(scl_data->ratios.horz), 8);
405 		else
406 			scl_data->taps.h_taps = 4;
407 	} else
408 		scl_data->taps.h_taps = in_taps->h_taps;
409 	if (in_taps->v_taps == 0) {
410 		if (dc_fixpt_ceil(scl_data->ratios.vert) > 1)
411 			scl_data->taps.v_taps = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert, 2)), 8);
412 		else
413 			scl_data->taps.v_taps = 4;
414 	} else
415 		scl_data->taps.v_taps = in_taps->v_taps;
416 	if (in_taps->v_taps_c == 0) {
417 		if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 1)
418 			scl_data->taps.v_taps_c = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert_c, 2)), 8);
419 		else
420 			scl_data->taps.v_taps_c = 4;
421 	} else
422 		scl_data->taps.v_taps_c = in_taps->v_taps_c;
423 	if (in_taps->h_taps_c == 0) {
424 		if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 1)
425 			scl_data->taps.h_taps_c = min(2 * dc_fixpt_ceil(scl_data->ratios.horz_c), 8);
426 		else
427 			scl_data->taps.h_taps_c = 4;
428 	} else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1)
429 		/* Only 1 and even h_taps_c are supported by hw */
430 		scl_data->taps.h_taps_c = in_taps->h_taps_c - 1;
431 	else
432 		scl_data->taps.h_taps_c = in_taps->h_taps_c;
433 
434 	/*Ensure we can support the requested number of vtaps*/
435 	min_taps_y = dc_fixpt_ceil(scl_data->ratios.vert);
436 	min_taps_c = dc_fixpt_ceil(scl_data->ratios.vert_c);
437 
438 	/* Use LB_MEMORY_CONFIG_3 for 4:2:0 */
439 	if ((scl_data->format == PIXEL_FORMAT_420BPP8) || (scl_data->format == PIXEL_FORMAT_420BPP10))
440 		lb_config = LB_MEMORY_CONFIG_3;
441 	else
442 		lb_config = LB_MEMORY_CONFIG_0;
443 
444 	dpp->caps->dscl_calc_lb_num_partitions(
445 			scl_data, lb_config, &num_part_y, &num_part_c);
446 
447 	/* MAX_V_TAPS = MIN (NUM_LINES - MAX(CEILING(V_RATIO,1)-2, 0), 8) */
448 	if (dc_fixpt_ceil(scl_data->ratios.vert) > 2)
449 		max_taps_y = num_part_y - (dc_fixpt_ceil(scl_data->ratios.vert) - 2);
450 	else
451 		max_taps_y = num_part_y;
452 
453 	if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 2)
454 		max_taps_c = num_part_c - (dc_fixpt_ceil(scl_data->ratios.vert_c) - 2);
455 	else
456 		max_taps_c = num_part_c;
457 
458 	if (max_taps_y < min_taps_y)
459 		return false;
460 	else if (max_taps_c < min_taps_c)
461 		return false;
462 
463 	if (scl_data->taps.v_taps > max_taps_y)
464 		scl_data->taps.v_taps = max_taps_y;
465 
466 	if (scl_data->taps.v_taps_c > max_taps_c)
467 		scl_data->taps.v_taps_c = max_taps_c;
468 
469 	if (!dpp->ctx->dc->debug.always_scale) {
470 		if (IDENTITY_RATIO(scl_data->ratios.horz))
471 			scl_data->taps.h_taps = 1;
472 		if (IDENTITY_RATIO(scl_data->ratios.vert))
473 			scl_data->taps.v_taps = 1;
474 		if (IDENTITY_RATIO(scl_data->ratios.horz_c))
475 			scl_data->taps.h_taps_c = 1;
476 		if (IDENTITY_RATIO(scl_data->ratios.vert_c))
477 			scl_data->taps.v_taps_c = 1;
478 	}
479 
480 	return true;
481 }
482 
483 void dpp3_cnv_set_bias_scale(
484 		struct dpp *dpp_base,
485 		struct  dc_bias_and_scale *bias_and_scale)
486 {
487 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
488 
489 	REG_UPDATE(FCNV_FP_BIAS_R, FCNV_FP_BIAS_R, bias_and_scale->bias_red);
490 	REG_UPDATE(FCNV_FP_BIAS_G, FCNV_FP_BIAS_G, bias_and_scale->bias_green);
491 	REG_UPDATE(FCNV_FP_BIAS_B, FCNV_FP_BIAS_B, bias_and_scale->bias_blue);
492 	REG_UPDATE(FCNV_FP_SCALE_R, FCNV_FP_SCALE_R, bias_and_scale->scale_red);
493 	REG_UPDATE(FCNV_FP_SCALE_G, FCNV_FP_SCALE_G, bias_and_scale->scale_green);
494 	REG_UPDATE(FCNV_FP_SCALE_B, FCNV_FP_SCALE_B, bias_and_scale->scale_blue);
495 }
496 
497 static void dpp3_power_on_blnd_lut(
498 	struct dpp *dpp_base,
499 	bool power_on)
500 {
501 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
502 
503 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
504 		REG_UPDATE(CM_MEM_PWR_CTRL, BLNDGAM_MEM_PWR_FORCE, power_on ? 0 : 3);
505 		if (power_on)
506 			REG_WAIT(CM_MEM_PWR_STATUS, BLNDGAM_MEM_PWR_STATE, 0, 1, 5);
507 	} else {
508 		REG_SET(CM_MEM_PWR_CTRL, 0,
509 				BLNDGAM_MEM_PWR_FORCE, power_on == true ? 0 : 1);
510 	}
511 }
512 
513 static void dpp3_power_on_hdr3dlut(
514 	struct dpp *dpp_base,
515 	bool power_on)
516 {
517 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
518 
519 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
520 		REG_UPDATE(CM_MEM_PWR_CTRL2, HDR3DLUT_MEM_PWR_FORCE, power_on ? 0 : 3);
521 		if (power_on)
522 			REG_WAIT(CM_MEM_PWR_STATUS2, HDR3DLUT_MEM_PWR_STATE, 0, 1, 5);
523 	}
524 }
525 
526 static void dpp3_power_on_shaper(
527 	struct dpp *dpp_base,
528 	bool power_on)
529 {
530 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
531 
532 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
533 		REG_UPDATE(CM_MEM_PWR_CTRL2, SHAPER_MEM_PWR_FORCE, power_on ? 0 : 3);
534 		if (power_on)
535 			REG_WAIT(CM_MEM_PWR_STATUS2, SHAPER_MEM_PWR_STATE, 0, 1, 5);
536 	}
537 }
538 
539 static void dpp3_configure_blnd_lut(
540 		struct dpp *dpp_base,
541 		bool is_ram_a)
542 {
543 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
544 
545 	REG_UPDATE_2(CM_BLNDGAM_LUT_CONTROL,
546 			CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 7,
547 			CM_BLNDGAM_LUT_HOST_SEL, is_ram_a == true ? 0 : 1);
548 
549 	REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
550 }
551 
552 static void dpp3_program_blnd_pwl(
553 		struct dpp *dpp_base,
554 		const struct pwl_result_data *rgb,
555 		uint32_t num)
556 {
557 	uint32_t i;
558 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
559 	uint32_t last_base_value_red = rgb[num-1].red_reg + rgb[num-1].delta_red_reg;
560 	uint32_t last_base_value_green = rgb[num-1].green_reg + rgb[num-1].delta_green_reg;
561 	uint32_t last_base_value_blue = rgb[num-1].blue_reg + rgb[num-1].delta_blue_reg;
562 
563 	if (is_rgb_equal(rgb, num)) {
564 		for (i = 0 ; i < num; i++)
565 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
566 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
567 	} else {
568 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 4);
569 		for (i = 0 ; i < num; i++)
570 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
571 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
572 
573 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 2);
574 		for (i = 0 ; i < num; i++)
575 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].green_reg);
576 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_green);
577 
578 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 1);
579 		for (i = 0 ; i < num; i++)
580 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].blue_reg);
581 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_blue);
582 	}
583 }
584 
585 static void dcn3_dpp_cm_get_reg_field(
586 		struct dcn3_dpp *dpp,
587 		struct dcn3_xfer_func_reg *reg)
588 {
589 	reg->shifts.exp_region0_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
590 	reg->masks.exp_region0_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
591 	reg->shifts.exp_region0_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
592 	reg->masks.exp_region0_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
593 	reg->shifts.exp_region1_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
594 	reg->masks.exp_region1_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
595 	reg->shifts.exp_region1_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
596 	reg->masks.exp_region1_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
597 
598 	reg->shifts.field_region_end = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
599 	reg->masks.field_region_end = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
600 	reg->shifts.field_region_end_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
601 	reg->masks.field_region_end_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
602 	reg->shifts.field_region_end_base = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
603 	reg->masks.field_region_end_base = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
604 	reg->shifts.field_region_linear_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
605 	reg->masks.field_region_linear_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
606 	reg->shifts.exp_region_start = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
607 	reg->masks.exp_region_start = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
608 	reg->shifts.exp_resion_start_segment = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
609 	reg->masks.exp_resion_start_segment = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
610 }
611 
612 /*program blnd lut RAM A*/
613 static void dpp3_program_blnd_luta_settings(
614 		struct dpp *dpp_base,
615 		const struct pwl_params *params)
616 {
617 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
618 	struct dcn3_xfer_func_reg gam_regs;
619 
620 	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
621 
622 	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMA_START_CNTL_B);
623 	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMA_START_CNTL_G);
624 	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMA_START_CNTL_R);
625 	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_B);
626 	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_G);
627 	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_R);
628 	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMA_END_CNTL1_B);
629 	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMA_END_CNTL2_B);
630 	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMA_END_CNTL1_G);
631 	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMA_END_CNTL2_G);
632 	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMA_END_CNTL1_R);
633 	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMA_END_CNTL2_R);
634 	gam_regs.region_start = REG(CM_BLNDGAM_RAMA_REGION_0_1);
635 	gam_regs.region_end = REG(CM_BLNDGAM_RAMA_REGION_32_33);
636 
637 	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
638 }
639 
640 /*program blnd lut RAM B*/
641 static void dpp3_program_blnd_lutb_settings(
642 		struct dpp *dpp_base,
643 		const struct pwl_params *params)
644 {
645 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
646 	struct dcn3_xfer_func_reg gam_regs;
647 
648 	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
649 
650 	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMB_START_CNTL_B);
651 	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMB_START_CNTL_G);
652 	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMB_START_CNTL_R);
653 	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_B);
654 	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_G);
655 	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_R);
656 	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMB_END_CNTL1_B);
657 	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMB_END_CNTL2_B);
658 	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMB_END_CNTL1_G);
659 	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMB_END_CNTL2_G);
660 	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMB_END_CNTL1_R);
661 	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMB_END_CNTL2_R);
662 	gam_regs.region_start = REG(CM_BLNDGAM_RAMB_REGION_0_1);
663 	gam_regs.region_end = REG(CM_BLNDGAM_RAMB_REGION_32_33);
664 
665 	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
666 }
667 
668 static enum dc_lut_mode dpp3_get_blndgam_current(struct dpp *dpp_base)
669 {
670 	enum dc_lut_mode mode;
671 	uint32_t mode_current = 0;
672 	uint32_t in_use = 0;
673 
674 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
675 
676 	REG_GET(CM_BLNDGAM_CONTROL,
677 			CM_BLNDGAM_MODE_CURRENT, &mode_current);
678 	REG_GET(CM_BLNDGAM_CONTROL,
679 			CM_BLNDGAM_SELECT_CURRENT, &in_use);
680 
681 		switch (mode_current) {
682 		case 0:
683 		case 1:
684 			mode = LUT_BYPASS;
685 			break;
686 
687 		case 2:
688 			if (in_use == 0)
689 				mode = LUT_RAM_A;
690 			else
691 				mode = LUT_RAM_B;
692 			break;
693 		default:
694 			mode = LUT_BYPASS;
695 			break;
696 		}
697 		return mode;
698 }
699 
700 bool dpp3_program_blnd_lut(
701 	struct dpp *dpp_base, const struct pwl_params *params)
702 {
703 	enum dc_lut_mode current_mode;
704 	enum dc_lut_mode next_mode;
705 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
706 
707 	if (params == NULL) {
708 		REG_SET(CM_BLNDGAM_CONTROL, 0, CM_BLNDGAM_MODE, 0);
709 		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
710 			dpp3_power_on_blnd_lut(dpp_base, false);
711 		return false;
712 	}
713 
714 	current_mode = dpp3_get_blndgam_current(dpp_base);
715 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_B)
716 		next_mode = LUT_RAM_A;
717 	else
718 		next_mode = LUT_RAM_B;
719 
720 	dpp3_power_on_blnd_lut(dpp_base, true);
721 	dpp3_configure_blnd_lut(dpp_base, next_mode == LUT_RAM_A ? true:false);
722 
723 	if (next_mode == LUT_RAM_A)
724 		dpp3_program_blnd_luta_settings(dpp_base, params);
725 	else
726 		dpp3_program_blnd_lutb_settings(dpp_base, params);
727 
728 	dpp3_program_blnd_pwl(
729 			dpp_base, params->rgb_resulted, params->hw_points_num);
730 
731 	REG_UPDATE_2(CM_BLNDGAM_CONTROL,
732 			CM_BLNDGAM_MODE, 2,
733 			CM_BLNDGAM_SELECT, next_mode == LUT_RAM_A ? 0 : 1);
734 
735 	return true;
736 }
737 
738 
739 static void dpp3_program_shaper_lut(
740 		struct dpp *dpp_base,
741 		const struct pwl_result_data *rgb,
742 		uint32_t num)
743 {
744 	uint32_t i, red, green, blue;
745 	uint32_t  red_delta, green_delta, blue_delta;
746 	uint32_t  red_value, green_value, blue_value;
747 
748 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
749 
750 	for (i = 0 ; i < num; i++) {
751 
752 		red   = rgb[i].red_reg;
753 		green = rgb[i].green_reg;
754 		blue  = rgb[i].blue_reg;
755 
756 		red_delta   = rgb[i].delta_red_reg;
757 		green_delta = rgb[i].delta_green_reg;
758 		blue_delta  = rgb[i].delta_blue_reg;
759 
760 		red_value   = ((red_delta   & 0x3ff) << 14) | (red   & 0x3fff);
761 		green_value = ((green_delta & 0x3ff) << 14) | (green & 0x3fff);
762 		blue_value  = ((blue_delta  & 0x3ff) << 14) | (blue  & 0x3fff);
763 
764 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, red_value);
765 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, green_value);
766 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, blue_value);
767 	}
768 
769 }
770 
771 static enum dc_lut_mode dpp3_get_shaper_current(struct dpp *dpp_base)
772 {
773 	enum dc_lut_mode mode;
774 	uint32_t state_mode;
775 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
776 
777 	REG_GET(CM_SHAPER_CONTROL,
778 			CM_SHAPER_MODE_CURRENT, &state_mode);
779 
780 		switch (state_mode) {
781 		case 0:
782 			mode = LUT_BYPASS;
783 			break;
784 		case 1:
785 			mode = LUT_RAM_A;
786 			break;
787 		case 2:
788 			mode = LUT_RAM_B;
789 			break;
790 		default:
791 			mode = LUT_BYPASS;
792 			break;
793 		}
794 		return mode;
795 }
796 
797 static void dpp3_configure_shaper_lut(
798 		struct dpp *dpp_base,
799 		bool is_ram_a)
800 {
801 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
802 
803 	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
804 			CM_SHAPER_LUT_WRITE_EN_MASK, 7);
805 	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
806 			CM_SHAPER_LUT_WRITE_SEL, is_ram_a == true ? 0:1);
807 	REG_SET(CM_SHAPER_LUT_INDEX, 0, CM_SHAPER_LUT_INDEX, 0);
808 }
809 
810 /*program shaper RAM A*/
811 
812 static void dpp3_program_shaper_luta_settings(
813 		struct dpp *dpp_base,
814 		const struct pwl_params *params)
815 {
816 	const struct gamma_curve *curve;
817 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
818 
819 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_B, 0,
820 		CM_SHAPER_RAMA_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
821 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_B, 0);
822 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_G, 0,
823 		CM_SHAPER_RAMA_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
824 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_G, 0);
825 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_R, 0,
826 		CM_SHAPER_RAMA_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
827 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_R, 0);
828 
829 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_B, 0,
830 		CM_SHAPER_RAMA_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
831 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
832 
833 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_G, 0,
834 		CM_SHAPER_RAMA_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
835 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
836 
837 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_R, 0,
838 		CM_SHAPER_RAMA_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
839 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
840 
841 	curve = params->arr_curve_points;
842 	REG_SET_4(CM_SHAPER_RAMA_REGION_0_1, 0,
843 		CM_SHAPER_RAMA_EXP_REGION0_LUT_OFFSET, curve[0].offset,
844 		CM_SHAPER_RAMA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
845 		CM_SHAPER_RAMA_EXP_REGION1_LUT_OFFSET, curve[1].offset,
846 		CM_SHAPER_RAMA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
847 
848 	curve += 2;
849 	REG_SET_4(CM_SHAPER_RAMA_REGION_2_3, 0,
850 		CM_SHAPER_RAMA_EXP_REGION2_LUT_OFFSET, curve[0].offset,
851 		CM_SHAPER_RAMA_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
852 		CM_SHAPER_RAMA_EXP_REGION3_LUT_OFFSET, curve[1].offset,
853 		CM_SHAPER_RAMA_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
854 
855 	curve += 2;
856 	REG_SET_4(CM_SHAPER_RAMA_REGION_4_5, 0,
857 		CM_SHAPER_RAMA_EXP_REGION4_LUT_OFFSET, curve[0].offset,
858 		CM_SHAPER_RAMA_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
859 		CM_SHAPER_RAMA_EXP_REGION5_LUT_OFFSET, curve[1].offset,
860 		CM_SHAPER_RAMA_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
861 
862 	curve += 2;
863 	REG_SET_4(CM_SHAPER_RAMA_REGION_6_7, 0,
864 		CM_SHAPER_RAMA_EXP_REGION6_LUT_OFFSET, curve[0].offset,
865 		CM_SHAPER_RAMA_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
866 		CM_SHAPER_RAMA_EXP_REGION7_LUT_OFFSET, curve[1].offset,
867 		CM_SHAPER_RAMA_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
868 
869 	curve += 2;
870 	REG_SET_4(CM_SHAPER_RAMA_REGION_8_9, 0,
871 		CM_SHAPER_RAMA_EXP_REGION8_LUT_OFFSET, curve[0].offset,
872 		CM_SHAPER_RAMA_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
873 		CM_SHAPER_RAMA_EXP_REGION9_LUT_OFFSET, curve[1].offset,
874 		CM_SHAPER_RAMA_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
875 
876 	curve += 2;
877 	REG_SET_4(CM_SHAPER_RAMA_REGION_10_11, 0,
878 		CM_SHAPER_RAMA_EXP_REGION10_LUT_OFFSET, curve[0].offset,
879 		CM_SHAPER_RAMA_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
880 		CM_SHAPER_RAMA_EXP_REGION11_LUT_OFFSET, curve[1].offset,
881 		CM_SHAPER_RAMA_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
882 
883 	curve += 2;
884 	REG_SET_4(CM_SHAPER_RAMA_REGION_12_13, 0,
885 		CM_SHAPER_RAMA_EXP_REGION12_LUT_OFFSET, curve[0].offset,
886 		CM_SHAPER_RAMA_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
887 		CM_SHAPER_RAMA_EXP_REGION13_LUT_OFFSET, curve[1].offset,
888 		CM_SHAPER_RAMA_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
889 
890 	curve += 2;
891 	REG_SET_4(CM_SHAPER_RAMA_REGION_14_15, 0,
892 		CM_SHAPER_RAMA_EXP_REGION14_LUT_OFFSET, curve[0].offset,
893 		CM_SHAPER_RAMA_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
894 		CM_SHAPER_RAMA_EXP_REGION15_LUT_OFFSET, curve[1].offset,
895 		CM_SHAPER_RAMA_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
896 
897 	curve += 2;
898 	REG_SET_4(CM_SHAPER_RAMA_REGION_16_17, 0,
899 		CM_SHAPER_RAMA_EXP_REGION16_LUT_OFFSET, curve[0].offset,
900 		CM_SHAPER_RAMA_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
901 		CM_SHAPER_RAMA_EXP_REGION17_LUT_OFFSET, curve[1].offset,
902 		CM_SHAPER_RAMA_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
903 
904 	curve += 2;
905 	REG_SET_4(CM_SHAPER_RAMA_REGION_18_19, 0,
906 		CM_SHAPER_RAMA_EXP_REGION18_LUT_OFFSET, curve[0].offset,
907 		CM_SHAPER_RAMA_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
908 		CM_SHAPER_RAMA_EXP_REGION19_LUT_OFFSET, curve[1].offset,
909 		CM_SHAPER_RAMA_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
910 
911 	curve += 2;
912 	REG_SET_4(CM_SHAPER_RAMA_REGION_20_21, 0,
913 		CM_SHAPER_RAMA_EXP_REGION20_LUT_OFFSET, curve[0].offset,
914 		CM_SHAPER_RAMA_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
915 		CM_SHAPER_RAMA_EXP_REGION21_LUT_OFFSET, curve[1].offset,
916 		CM_SHAPER_RAMA_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
917 
918 	curve += 2;
919 	REG_SET_4(CM_SHAPER_RAMA_REGION_22_23, 0,
920 		CM_SHAPER_RAMA_EXP_REGION22_LUT_OFFSET, curve[0].offset,
921 		CM_SHAPER_RAMA_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
922 		CM_SHAPER_RAMA_EXP_REGION23_LUT_OFFSET, curve[1].offset,
923 		CM_SHAPER_RAMA_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
924 
925 	curve += 2;
926 	REG_SET_4(CM_SHAPER_RAMA_REGION_24_25, 0,
927 		CM_SHAPER_RAMA_EXP_REGION24_LUT_OFFSET, curve[0].offset,
928 		CM_SHAPER_RAMA_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
929 		CM_SHAPER_RAMA_EXP_REGION25_LUT_OFFSET, curve[1].offset,
930 		CM_SHAPER_RAMA_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
931 
932 	curve += 2;
933 	REG_SET_4(CM_SHAPER_RAMA_REGION_26_27, 0,
934 		CM_SHAPER_RAMA_EXP_REGION26_LUT_OFFSET, curve[0].offset,
935 		CM_SHAPER_RAMA_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
936 		CM_SHAPER_RAMA_EXP_REGION27_LUT_OFFSET, curve[1].offset,
937 		CM_SHAPER_RAMA_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
938 
939 	curve += 2;
940 	REG_SET_4(CM_SHAPER_RAMA_REGION_28_29, 0,
941 		CM_SHAPER_RAMA_EXP_REGION28_LUT_OFFSET, curve[0].offset,
942 		CM_SHAPER_RAMA_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
943 		CM_SHAPER_RAMA_EXP_REGION29_LUT_OFFSET, curve[1].offset,
944 		CM_SHAPER_RAMA_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
945 
946 	curve += 2;
947 	REG_SET_4(CM_SHAPER_RAMA_REGION_30_31, 0,
948 		CM_SHAPER_RAMA_EXP_REGION30_LUT_OFFSET, curve[0].offset,
949 		CM_SHAPER_RAMA_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
950 		CM_SHAPER_RAMA_EXP_REGION31_LUT_OFFSET, curve[1].offset,
951 		CM_SHAPER_RAMA_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
952 
953 	curve += 2;
954 	REG_SET_4(CM_SHAPER_RAMA_REGION_32_33, 0,
955 		CM_SHAPER_RAMA_EXP_REGION32_LUT_OFFSET, curve[0].offset,
956 		CM_SHAPER_RAMA_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
957 		CM_SHAPER_RAMA_EXP_REGION33_LUT_OFFSET, curve[1].offset,
958 		CM_SHAPER_RAMA_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
959 }
960 
961 /*program shaper RAM B*/
962 static void dpp3_program_shaper_lutb_settings(
963 		struct dpp *dpp_base,
964 		const struct pwl_params *params)
965 {
966 	const struct gamma_curve *curve;
967 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
968 
969 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_B, 0,
970 		CM_SHAPER_RAMB_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
971 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_B, 0);
972 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_G, 0,
973 		CM_SHAPER_RAMB_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
974 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_G, 0);
975 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_R, 0,
976 		CM_SHAPER_RAMB_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
977 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_R, 0);
978 
979 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_B, 0,
980 		CM_SHAPER_RAMB_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
981 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
982 
983 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_G, 0,
984 		CM_SHAPER_RAMB_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
985 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
986 
987 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_R, 0,
988 		CM_SHAPER_RAMB_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
989 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
990 
991 	curve = params->arr_curve_points;
992 	REG_SET_4(CM_SHAPER_RAMB_REGION_0_1, 0,
993 		CM_SHAPER_RAMB_EXP_REGION0_LUT_OFFSET, curve[0].offset,
994 		CM_SHAPER_RAMB_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
995 		CM_SHAPER_RAMB_EXP_REGION1_LUT_OFFSET, curve[1].offset,
996 		CM_SHAPER_RAMB_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
997 
998 	curve += 2;
999 	REG_SET_4(CM_SHAPER_RAMB_REGION_2_3, 0,
1000 		CM_SHAPER_RAMB_EXP_REGION2_LUT_OFFSET, curve[0].offset,
1001 		CM_SHAPER_RAMB_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
1002 		CM_SHAPER_RAMB_EXP_REGION3_LUT_OFFSET, curve[1].offset,
1003 		CM_SHAPER_RAMB_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
1004 
1005 	curve += 2;
1006 	REG_SET_4(CM_SHAPER_RAMB_REGION_4_5, 0,
1007 		CM_SHAPER_RAMB_EXP_REGION4_LUT_OFFSET, curve[0].offset,
1008 		CM_SHAPER_RAMB_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
1009 		CM_SHAPER_RAMB_EXP_REGION5_LUT_OFFSET, curve[1].offset,
1010 		CM_SHAPER_RAMB_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
1011 
1012 	curve += 2;
1013 	REG_SET_4(CM_SHAPER_RAMB_REGION_6_7, 0,
1014 		CM_SHAPER_RAMB_EXP_REGION6_LUT_OFFSET, curve[0].offset,
1015 		CM_SHAPER_RAMB_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
1016 		CM_SHAPER_RAMB_EXP_REGION7_LUT_OFFSET, curve[1].offset,
1017 		CM_SHAPER_RAMB_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
1018 
1019 	curve += 2;
1020 	REG_SET_4(CM_SHAPER_RAMB_REGION_8_9, 0,
1021 		CM_SHAPER_RAMB_EXP_REGION8_LUT_OFFSET, curve[0].offset,
1022 		CM_SHAPER_RAMB_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
1023 		CM_SHAPER_RAMB_EXP_REGION9_LUT_OFFSET, curve[1].offset,
1024 		CM_SHAPER_RAMB_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
1025 
1026 	curve += 2;
1027 	REG_SET_4(CM_SHAPER_RAMB_REGION_10_11, 0,
1028 		CM_SHAPER_RAMB_EXP_REGION10_LUT_OFFSET, curve[0].offset,
1029 		CM_SHAPER_RAMB_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
1030 		CM_SHAPER_RAMB_EXP_REGION11_LUT_OFFSET, curve[1].offset,
1031 		CM_SHAPER_RAMB_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
1032 
1033 	curve += 2;
1034 	REG_SET_4(CM_SHAPER_RAMB_REGION_12_13, 0,
1035 		CM_SHAPER_RAMB_EXP_REGION12_LUT_OFFSET, curve[0].offset,
1036 		CM_SHAPER_RAMB_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
1037 		CM_SHAPER_RAMB_EXP_REGION13_LUT_OFFSET, curve[1].offset,
1038 		CM_SHAPER_RAMB_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
1039 
1040 	curve += 2;
1041 	REG_SET_4(CM_SHAPER_RAMB_REGION_14_15, 0,
1042 		CM_SHAPER_RAMB_EXP_REGION14_LUT_OFFSET, curve[0].offset,
1043 		CM_SHAPER_RAMB_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
1044 		CM_SHAPER_RAMB_EXP_REGION15_LUT_OFFSET, curve[1].offset,
1045 		CM_SHAPER_RAMB_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
1046 
1047 	curve += 2;
1048 	REG_SET_4(CM_SHAPER_RAMB_REGION_16_17, 0,
1049 		CM_SHAPER_RAMB_EXP_REGION16_LUT_OFFSET, curve[0].offset,
1050 		CM_SHAPER_RAMB_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
1051 		CM_SHAPER_RAMB_EXP_REGION17_LUT_OFFSET, curve[1].offset,
1052 		CM_SHAPER_RAMB_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
1053 
1054 	curve += 2;
1055 	REG_SET_4(CM_SHAPER_RAMB_REGION_18_19, 0,
1056 		CM_SHAPER_RAMB_EXP_REGION18_LUT_OFFSET, curve[0].offset,
1057 		CM_SHAPER_RAMB_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
1058 		CM_SHAPER_RAMB_EXP_REGION19_LUT_OFFSET, curve[1].offset,
1059 		CM_SHAPER_RAMB_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
1060 
1061 	curve += 2;
1062 	REG_SET_4(CM_SHAPER_RAMB_REGION_20_21, 0,
1063 		CM_SHAPER_RAMB_EXP_REGION20_LUT_OFFSET, curve[0].offset,
1064 		CM_SHAPER_RAMB_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
1065 		CM_SHAPER_RAMB_EXP_REGION21_LUT_OFFSET, curve[1].offset,
1066 		CM_SHAPER_RAMB_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
1067 
1068 	curve += 2;
1069 	REG_SET_4(CM_SHAPER_RAMB_REGION_22_23, 0,
1070 		CM_SHAPER_RAMB_EXP_REGION22_LUT_OFFSET, curve[0].offset,
1071 		CM_SHAPER_RAMB_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
1072 		CM_SHAPER_RAMB_EXP_REGION23_LUT_OFFSET, curve[1].offset,
1073 		CM_SHAPER_RAMB_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
1074 
1075 	curve += 2;
1076 	REG_SET_4(CM_SHAPER_RAMB_REGION_24_25, 0,
1077 		CM_SHAPER_RAMB_EXP_REGION24_LUT_OFFSET, curve[0].offset,
1078 		CM_SHAPER_RAMB_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
1079 		CM_SHAPER_RAMB_EXP_REGION25_LUT_OFFSET, curve[1].offset,
1080 		CM_SHAPER_RAMB_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
1081 
1082 	curve += 2;
1083 	REG_SET_4(CM_SHAPER_RAMB_REGION_26_27, 0,
1084 		CM_SHAPER_RAMB_EXP_REGION26_LUT_OFFSET, curve[0].offset,
1085 		CM_SHAPER_RAMB_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
1086 		CM_SHAPER_RAMB_EXP_REGION27_LUT_OFFSET, curve[1].offset,
1087 		CM_SHAPER_RAMB_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
1088 
1089 	curve += 2;
1090 	REG_SET_4(CM_SHAPER_RAMB_REGION_28_29, 0,
1091 		CM_SHAPER_RAMB_EXP_REGION28_LUT_OFFSET, curve[0].offset,
1092 		CM_SHAPER_RAMB_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
1093 		CM_SHAPER_RAMB_EXP_REGION29_LUT_OFFSET, curve[1].offset,
1094 		CM_SHAPER_RAMB_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
1095 
1096 	curve += 2;
1097 	REG_SET_4(CM_SHAPER_RAMB_REGION_30_31, 0,
1098 		CM_SHAPER_RAMB_EXP_REGION30_LUT_OFFSET, curve[0].offset,
1099 		CM_SHAPER_RAMB_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
1100 		CM_SHAPER_RAMB_EXP_REGION31_LUT_OFFSET, curve[1].offset,
1101 		CM_SHAPER_RAMB_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
1102 
1103 	curve += 2;
1104 	REG_SET_4(CM_SHAPER_RAMB_REGION_32_33, 0,
1105 		CM_SHAPER_RAMB_EXP_REGION32_LUT_OFFSET, curve[0].offset,
1106 		CM_SHAPER_RAMB_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
1107 		CM_SHAPER_RAMB_EXP_REGION33_LUT_OFFSET, curve[1].offset,
1108 		CM_SHAPER_RAMB_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
1109 
1110 }
1111 
1112 
1113 bool dpp3_program_shaper(
1114 		struct dpp *dpp_base,
1115 		const struct pwl_params *params)
1116 {
1117 	enum dc_lut_mode current_mode;
1118 	enum dc_lut_mode next_mode;
1119 
1120 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1121 
1122 	if (params == NULL) {
1123 		REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, 0);
1124 		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1125 			dpp3_power_on_shaper(dpp_base, false);
1126 		return false;
1127 	}
1128 
1129 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1130 		dpp3_power_on_shaper(dpp_base, true);
1131 
1132 	current_mode = dpp3_get_shaper_current(dpp_base);
1133 
1134 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
1135 		next_mode = LUT_RAM_B;
1136 	else
1137 		next_mode = LUT_RAM_A;
1138 
1139 	dpp3_configure_shaper_lut(dpp_base, next_mode == LUT_RAM_A ? true:false);
1140 
1141 	if (next_mode == LUT_RAM_A)
1142 		dpp3_program_shaper_luta_settings(dpp_base, params);
1143 	else
1144 		dpp3_program_shaper_lutb_settings(dpp_base, params);
1145 
1146 	dpp3_program_shaper_lut(
1147 			dpp_base, params->rgb_resulted, params->hw_points_num);
1148 
1149 	REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, next_mode == LUT_RAM_A ? 1:2);
1150 
1151 	return true;
1152 
1153 }
1154 
1155 static enum dc_lut_mode get3dlut_config(
1156 			struct dpp *dpp_base,
1157 			bool *is_17x17x17,
1158 			bool *is_12bits_color_channel)
1159 {
1160 	uint32_t i_mode, i_enable_10bits, lut_size;
1161 	enum dc_lut_mode mode;
1162 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1163 
1164 	REG_GET(CM_3DLUT_READ_WRITE_CONTROL,
1165 			CM_3DLUT_30BIT_EN, &i_enable_10bits);
1166 	REG_GET(CM_3DLUT_MODE,
1167 			CM_3DLUT_MODE_CURRENT, &i_mode);
1168 
1169 	switch (i_mode) {
1170 	case 0:
1171 		mode = LUT_BYPASS;
1172 		break;
1173 	case 1:
1174 		mode = LUT_RAM_A;
1175 		break;
1176 	case 2:
1177 		mode = LUT_RAM_B;
1178 		break;
1179 	default:
1180 		mode = LUT_BYPASS;
1181 		break;
1182 	}
1183 	if (i_enable_10bits > 0)
1184 		*is_12bits_color_channel = false;
1185 	else
1186 		*is_12bits_color_channel = true;
1187 
1188 	REG_GET(CM_3DLUT_MODE, CM_3DLUT_SIZE, &lut_size);
1189 
1190 	if (lut_size == 0)
1191 		*is_17x17x17 = true;
1192 	else
1193 		*is_17x17x17 = false;
1194 
1195 	return mode;
1196 }
1197 /*
1198  * select ramA or ramB, or bypass
1199  * select color channel size 10 or 12 bits
1200  * select 3dlut size 17x17x17 or 9x9x9
1201  */
1202 static void dpp3_set_3dlut_mode(
1203 		struct dpp *dpp_base,
1204 		enum dc_lut_mode mode,
1205 		bool is_color_channel_12bits,
1206 		bool is_lut_size17x17x17)
1207 {
1208 	uint32_t lut_mode;
1209 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1210 
1211 	if (mode == LUT_BYPASS)
1212 		lut_mode = 0;
1213 	else if (mode == LUT_RAM_A)
1214 		lut_mode = 1;
1215 	else
1216 		lut_mode = 2;
1217 
1218 	REG_UPDATE_2(CM_3DLUT_MODE,
1219 			CM_3DLUT_MODE, lut_mode,
1220 			CM_3DLUT_SIZE, is_lut_size17x17x17 == true ? 0 : 1);
1221 }
1222 
1223 static void dpp3_select_3dlut_ram(
1224 		struct dpp *dpp_base,
1225 		enum dc_lut_mode mode,
1226 		bool is_color_channel_12bits)
1227 {
1228 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1229 
1230 	REG_UPDATE_2(CM_3DLUT_READ_WRITE_CONTROL,
1231 			CM_3DLUT_RAM_SEL, mode == LUT_RAM_A ? 0 : 1,
1232 			CM_3DLUT_30BIT_EN,
1233 			is_color_channel_12bits == true ? 0:1);
1234 }
1235 
1236 
1237 
1238 static void dpp3_set3dlut_ram12(
1239 		struct dpp *dpp_base,
1240 		const struct dc_rgb *lut,
1241 		uint32_t entries)
1242 {
1243 	uint32_t i, red, green, blue, red1, green1, blue1;
1244 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1245 
1246 	for (i = 0 ; i < entries; i += 2) {
1247 		red   = lut[i].red<<4;
1248 		green = lut[i].green<<4;
1249 		blue  = lut[i].blue<<4;
1250 		red1   = lut[i+1].red<<4;
1251 		green1 = lut[i+1].green<<4;
1252 		blue1  = lut[i+1].blue<<4;
1253 
1254 		REG_SET_2(CM_3DLUT_DATA, 0,
1255 				CM_3DLUT_DATA0, red,
1256 				CM_3DLUT_DATA1, red1);
1257 
1258 		REG_SET_2(CM_3DLUT_DATA, 0,
1259 				CM_3DLUT_DATA0, green,
1260 				CM_3DLUT_DATA1, green1);
1261 
1262 		REG_SET_2(CM_3DLUT_DATA, 0,
1263 				CM_3DLUT_DATA0, blue,
1264 				CM_3DLUT_DATA1, blue1);
1265 
1266 	}
1267 }
1268 
1269 /*
1270  * load selected lut with 10 bits color channels
1271  */
1272 static void dpp3_set3dlut_ram10(
1273 		struct dpp *dpp_base,
1274 		const struct dc_rgb *lut,
1275 		uint32_t entries)
1276 {
1277 	uint32_t i, red, green, blue, value;
1278 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1279 
1280 	for (i = 0; i < entries; i++) {
1281 		red   = lut[i].red;
1282 		green = lut[i].green;
1283 		blue  = lut[i].blue;
1284 
1285 		value = (red<<20) | (green<<10) | blue;
1286 
1287 		REG_SET(CM_3DLUT_DATA_30BIT, 0, CM_3DLUT_DATA_30BIT, value);
1288 	}
1289 
1290 }
1291 
1292 
1293 static void dpp3_select_3dlut_ram_mask(
1294 		struct dpp *dpp_base,
1295 		uint32_t ram_selection_mask)
1296 {
1297 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1298 
1299 	REG_UPDATE(CM_3DLUT_READ_WRITE_CONTROL, CM_3DLUT_WRITE_EN_MASK,
1300 			ram_selection_mask);
1301 	REG_SET(CM_3DLUT_INDEX, 0, CM_3DLUT_INDEX, 0);
1302 }
1303 
1304 bool dpp3_program_3dlut(
1305 		struct dpp *dpp_base,
1306 		struct tetrahedral_params *params)
1307 {
1308 	enum dc_lut_mode mode;
1309 	bool is_17x17x17;
1310 	bool is_12bits_color_channel;
1311 	struct dc_rgb *lut0;
1312 	struct dc_rgb *lut1;
1313 	struct dc_rgb *lut2;
1314 	struct dc_rgb *lut3;
1315 	int lut_size0;
1316 	int lut_size;
1317 
1318 	if (params == NULL) {
1319 		dpp3_set_3dlut_mode(dpp_base, LUT_BYPASS, false, false);
1320 		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1321 			dpp3_power_on_hdr3dlut(dpp_base, false);
1322 		return false;
1323 	}
1324 
1325 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1326 		dpp3_power_on_hdr3dlut(dpp_base, true);
1327 
1328 	mode = get3dlut_config(dpp_base, &is_17x17x17, &is_12bits_color_channel);
1329 
1330 	if (mode == LUT_BYPASS || mode == LUT_RAM_B)
1331 		mode = LUT_RAM_A;
1332 	else
1333 		mode = LUT_RAM_B;
1334 
1335 	is_17x17x17 = !params->use_tetrahedral_9;
1336 	is_12bits_color_channel = params->use_12bits;
1337 	if (is_17x17x17) {
1338 		lut0 = params->tetrahedral_17.lut0;
1339 		lut1 = params->tetrahedral_17.lut1;
1340 		lut2 = params->tetrahedral_17.lut2;
1341 		lut3 = params->tetrahedral_17.lut3;
1342 		lut_size0 = sizeof(params->tetrahedral_17.lut0)/
1343 					sizeof(params->tetrahedral_17.lut0[0]);
1344 		lut_size  = sizeof(params->tetrahedral_17.lut1)/
1345 					sizeof(params->tetrahedral_17.lut1[0]);
1346 	} else {
1347 		lut0 = params->tetrahedral_9.lut0;
1348 		lut1 = params->tetrahedral_9.lut1;
1349 		lut2 = params->tetrahedral_9.lut2;
1350 		lut3 = params->tetrahedral_9.lut3;
1351 		lut_size0 = sizeof(params->tetrahedral_9.lut0)/
1352 				sizeof(params->tetrahedral_9.lut0[0]);
1353 		lut_size  = sizeof(params->tetrahedral_9.lut1)/
1354 				sizeof(params->tetrahedral_9.lut1[0]);
1355 		}
1356 
1357 	dpp3_select_3dlut_ram(dpp_base, mode,
1358 				is_12bits_color_channel);
1359 	dpp3_select_3dlut_ram_mask(dpp_base, 0x1);
1360 	if (is_12bits_color_channel)
1361 		dpp3_set3dlut_ram12(dpp_base, lut0, lut_size0);
1362 	else
1363 		dpp3_set3dlut_ram10(dpp_base, lut0, lut_size0);
1364 
1365 	dpp3_select_3dlut_ram_mask(dpp_base, 0x2);
1366 	if (is_12bits_color_channel)
1367 		dpp3_set3dlut_ram12(dpp_base, lut1, lut_size);
1368 	else
1369 		dpp3_set3dlut_ram10(dpp_base, lut1, lut_size);
1370 
1371 	dpp3_select_3dlut_ram_mask(dpp_base, 0x4);
1372 	if (is_12bits_color_channel)
1373 		dpp3_set3dlut_ram12(dpp_base, lut2, lut_size);
1374 	else
1375 		dpp3_set3dlut_ram10(dpp_base, lut2, lut_size);
1376 
1377 	dpp3_select_3dlut_ram_mask(dpp_base, 0x8);
1378 	if (is_12bits_color_channel)
1379 		dpp3_set3dlut_ram12(dpp_base, lut3, lut_size);
1380 	else
1381 		dpp3_set3dlut_ram10(dpp_base, lut3, lut_size);
1382 
1383 
1384 	dpp3_set_3dlut_mode(dpp_base, mode, is_12bits_color_channel,
1385 					is_17x17x17);
1386 
1387 	return true;
1388 }
1389 static struct dpp_funcs dcn30_dpp_funcs = {
1390 	.dpp_program_gamcor_lut = dpp3_program_gamcor_lut,
1391 	.dpp_read_state			= dpp30_read_state,
1392 	.dpp_reset			= dpp_reset,
1393 	.dpp_set_scaler			= dpp1_dscl_set_scaler_manual_scale,
1394 	.dpp_get_optimal_number_of_taps	= dpp3_get_optimal_number_of_taps,
1395 	.dpp_set_gamut_remap		= dpp3_cm_set_gamut_remap,
1396 	.dpp_set_csc_adjustment		= NULL,
1397 	.dpp_set_csc_default		= NULL,
1398 	.dpp_program_regamma_pwl	= NULL,
1399 	.dpp_set_pre_degam		= dpp3_set_pre_degam,
1400 	.dpp_program_input_lut		= NULL,
1401 	.dpp_full_bypass		= dpp1_full_bypass,
1402 	.dpp_setup			= dpp3_cnv_setup,
1403 	.dpp_program_degamma_pwl	= NULL,
1404 	.dpp_program_cm_dealpha = dpp3_program_cm_dealpha,
1405 	.dpp_program_cm_bias = dpp3_program_cm_bias,
1406 	.dpp_program_blnd_lut = dpp3_program_blnd_lut,
1407 	.dpp_program_shaper_lut = dpp3_program_shaper,
1408 	.dpp_program_3dlut = dpp3_program_3dlut,
1409 	.dpp_program_bias_and_scale	= NULL,
1410 	.dpp_cnv_set_alpha_keyer	= dpp2_cnv_set_alpha_keyer,
1411 	.set_cursor_attributes		= dpp3_set_cursor_attributes,
1412 	.set_cursor_position		= dpp1_set_cursor_position,
1413 	.set_optional_cursor_attributes	= dpp1_cnv_set_optional_cursor_attributes,
1414 	.dpp_dppclk_control		= dpp1_dppclk_control,
1415 	.dpp_set_hdr_multiplier		= dpp3_set_hdr_multiplier,
1416 };
1417 
1418 
1419 static struct dpp_caps dcn30_dpp_cap = {
1420 	.dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT,
1421 	.dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions,
1422 };
1423 
1424 bool dpp3_construct(
1425 	struct dcn3_dpp *dpp,
1426 	struct dc_context *ctx,
1427 	uint32_t inst,
1428 	const struct dcn3_dpp_registers *tf_regs,
1429 	const struct dcn3_dpp_shift *tf_shift,
1430 	const struct dcn3_dpp_mask *tf_mask)
1431 {
1432 	dpp->base.ctx = ctx;
1433 
1434 	dpp->base.inst = inst;
1435 	dpp->base.funcs = &dcn30_dpp_funcs;
1436 	dpp->base.caps = &dcn30_dpp_cap;
1437 
1438 	dpp->tf_regs = tf_regs;
1439 	dpp->tf_shift = tf_shift;
1440 	dpp->tf_mask = tf_mask;
1441 
1442 	dpp->lb_pixel_depth_supported =
1443 		LB_PIXEL_DEPTH_18BPP |
1444 		LB_PIXEL_DEPTH_24BPP |
1445 		LB_PIXEL_DEPTH_30BPP;
1446 
1447 	dpp->lb_bits_per_entry = LB_BITS_PER_ENTRY;
1448 	dpp->lb_memory_size = LB_TOTAL_NUMBER_OF_ENTRIES; /*0x1404*/
1449 
1450 	return true;
1451 }
1452 
1453