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 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616:
249 		pixel_format = 26; /* ARGB16161616_UNORM */
250 		break;
251 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
252 		pixel_format = 24;
253 		break;
254 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
255 		pixel_format = 25;
256 		break;
257 	case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
258 		pixel_format = 12;
259 		color_space = COLOR_SPACE_YCBCR709;
260 		select = INPUT_CSC_SELECT_ICSC;
261 		break;
262 	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
263 		pixel_format = 112;
264 		break;
265 	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
266 		pixel_format = 113;
267 		break;
268 	case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
269 		pixel_format = 114;
270 		color_space = COLOR_SPACE_YCBCR709;
271 		select = INPUT_CSC_SELECT_ICSC;
272 		is_2bit = 1;
273 		break;
274 	case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102:
275 		pixel_format = 115;
276 		color_space = COLOR_SPACE_YCBCR709;
277 		select = INPUT_CSC_SELECT_ICSC;
278 		is_2bit = 1;
279 		break;
280 	case SURFACE_PIXEL_FORMAT_GRPH_RGBE:
281 		pixel_format = 116;
282 		alpha_plane_enable = 0;
283 		break;
284 	case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA:
285 		pixel_format = 116;
286 		alpha_plane_enable = 1;
287 		break;
288 	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
289 		pixel_format = 118;
290 		break;
291 	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
292 		pixel_format = 119;
293 		break;
294 	default:
295 		break;
296 	}
297 
298 	if (is_2bit == 1 && alpha_2bit_lut != NULL) {
299 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
300 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
301 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2);
302 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3);
303 	}
304 
305 	REG_SET_2(CNVC_SURFACE_PIXEL_FORMAT, 0,
306 			CNVC_SURFACE_PIXEL_FORMAT, pixel_format,
307 			CNVC_ALPHA_PLANE_ENABLE, alpha_plane_enable);
308 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en);
309 
310 	if (program_prealpha_dealpha) {
311 		dealpha_en = 1;
312 		realpha_en = 1;
313 	}
314 	REG_SET_2(PRE_DEALPHA, 0,
315 			PRE_DEALPHA_EN, dealpha_en,
316 			PRE_DEALPHA_ABLND_EN, dealpha_ablnd_en);
317 	REG_SET_2(PRE_REALPHA, 0,
318 			PRE_REALPHA_EN, realpha_en,
319 			PRE_REALPHA_ABLND_EN, realpha_ablnd_en);
320 
321 	/* If input adjustment exists, program the ICSC with those values. */
322 	if (input_csc_color_matrix.enable_adjustment == true) {
323 		for (i = 0; i < 12; i++)
324 			tbl_entry.regval[i] = input_csc_color_matrix.matrix[i];
325 
326 		tbl_entry.color_space = input_color_space;
327 
328 		if (color_space >= COLOR_SPACE_YCBCR601)
329 			select = INPUT_CSC_SELECT_ICSC;
330 		else
331 			select = INPUT_CSC_SELECT_BYPASS;
332 
333 		dpp3_program_post_csc(dpp_base, color_space, select,
334 				      &tbl_entry);
335 	} else {
336 		dpp3_program_post_csc(dpp_base, color_space, select, NULL);
337 	}
338 
339 	if (force_disable_cursor) {
340 		REG_UPDATE(CURSOR_CONTROL,
341 				CURSOR_ENABLE, 0);
342 		REG_UPDATE(CURSOR0_CONTROL,
343 				CUR0_ENABLE, 0);
344 	}
345 }
346 
347 #define IDENTITY_RATIO(ratio) (dc_fixpt_u3d19(ratio) == (1 << 19))
348 
349 void dpp3_set_cursor_attributes(
350 		struct dpp *dpp_base,
351 		struct dc_cursor_attributes *cursor_attributes)
352 {
353 	enum dc_cursor_color_format color_format = cursor_attributes->color_format;
354 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
355 	int cur_rom_en = 0;
356 
357 	if (color_format == CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA ||
358 		color_format == CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA)
359 		cur_rom_en = 1;
360 
361 	REG_UPDATE_3(CURSOR0_CONTROL,
362 			CUR0_MODE, color_format,
363 			CUR0_EXPANSION_MODE, 0,
364 			CUR0_ROM_EN, cur_rom_en);
365 
366 	if (color_format == CURSOR_MODE_MONO) {
367 		/* todo: clarify what to program these to */
368 		REG_UPDATE(CURSOR0_COLOR0,
369 				CUR0_COLOR0, 0x00000000);
370 		REG_UPDATE(CURSOR0_COLOR1,
371 				CUR0_COLOR1, 0xFFFFFFFF);
372 	}
373 }
374 
375 
376 bool dpp3_get_optimal_number_of_taps(
377 		struct dpp *dpp,
378 		struct scaler_data *scl_data,
379 		const struct scaling_taps *in_taps)
380 {
381 	int num_part_y, num_part_c;
382 	int max_taps_y, max_taps_c;
383 	int min_taps_y, min_taps_c;
384 	enum lb_memory_config lb_config;
385 
386 	if (scl_data->viewport.width > scl_data->h_active &&
387 		dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
388 		scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
389 		return false;
390 
391 	/*
392 	 * Set default taps if none are provided
393 	 * From programming guide: taps = min{ ceil(2*H_RATIO,1), 8} for downscaling
394 	 * taps = 4 for upscaling
395 	 */
396 	if (in_taps->h_taps == 0) {
397 		if (dc_fixpt_ceil(scl_data->ratios.horz) > 1)
398 			scl_data->taps.h_taps = min(2 * dc_fixpt_ceil(scl_data->ratios.horz), 8);
399 		else
400 			scl_data->taps.h_taps = 4;
401 	} else
402 		scl_data->taps.h_taps = in_taps->h_taps;
403 	if (in_taps->v_taps == 0) {
404 		if (dc_fixpt_ceil(scl_data->ratios.vert) > 1)
405 			scl_data->taps.v_taps = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert, 2)), 8);
406 		else
407 			scl_data->taps.v_taps = 4;
408 	} else
409 		scl_data->taps.v_taps = in_taps->v_taps;
410 	if (in_taps->v_taps_c == 0) {
411 		if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 1)
412 			scl_data->taps.v_taps_c = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert_c, 2)), 8);
413 		else
414 			scl_data->taps.v_taps_c = 4;
415 	} else
416 		scl_data->taps.v_taps_c = in_taps->v_taps_c;
417 	if (in_taps->h_taps_c == 0) {
418 		if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 1)
419 			scl_data->taps.h_taps_c = min(2 * dc_fixpt_ceil(scl_data->ratios.horz_c), 8);
420 		else
421 			scl_data->taps.h_taps_c = 4;
422 	} else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1)
423 		/* Only 1 and even h_taps_c are supported by hw */
424 		scl_data->taps.h_taps_c = in_taps->h_taps_c - 1;
425 	else
426 		scl_data->taps.h_taps_c = in_taps->h_taps_c;
427 
428 	/*Ensure we can support the requested number of vtaps*/
429 	min_taps_y = dc_fixpt_ceil(scl_data->ratios.vert);
430 	min_taps_c = dc_fixpt_ceil(scl_data->ratios.vert_c);
431 
432 	/* Use LB_MEMORY_CONFIG_3 for 4:2:0 */
433 	if ((scl_data->format == PIXEL_FORMAT_420BPP8) || (scl_data->format == PIXEL_FORMAT_420BPP10))
434 		lb_config = LB_MEMORY_CONFIG_3;
435 	else
436 		lb_config = LB_MEMORY_CONFIG_0;
437 
438 	dpp->caps->dscl_calc_lb_num_partitions(
439 			scl_data, lb_config, &num_part_y, &num_part_c);
440 
441 	/* MAX_V_TAPS = MIN (NUM_LINES - MAX(CEILING(V_RATIO,1)-2, 0), 8) */
442 	if (dc_fixpt_ceil(scl_data->ratios.vert) > 2)
443 		max_taps_y = num_part_y - (dc_fixpt_ceil(scl_data->ratios.vert) - 2);
444 	else
445 		max_taps_y = num_part_y;
446 
447 	if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 2)
448 		max_taps_c = num_part_c - (dc_fixpt_ceil(scl_data->ratios.vert_c) - 2);
449 	else
450 		max_taps_c = num_part_c;
451 
452 	if (max_taps_y < min_taps_y)
453 		return false;
454 	else if (max_taps_c < min_taps_c)
455 		return false;
456 
457 	if (scl_data->taps.v_taps > max_taps_y)
458 		scl_data->taps.v_taps = max_taps_y;
459 
460 	if (scl_data->taps.v_taps_c > max_taps_c)
461 		scl_data->taps.v_taps_c = max_taps_c;
462 
463 	if (!dpp->ctx->dc->debug.always_scale) {
464 		if (IDENTITY_RATIO(scl_data->ratios.horz))
465 			scl_data->taps.h_taps = 1;
466 		if (IDENTITY_RATIO(scl_data->ratios.vert))
467 			scl_data->taps.v_taps = 1;
468 		if (IDENTITY_RATIO(scl_data->ratios.horz_c))
469 			scl_data->taps.h_taps_c = 1;
470 		if (IDENTITY_RATIO(scl_data->ratios.vert_c))
471 			scl_data->taps.v_taps_c = 1;
472 	}
473 
474 	return true;
475 }
476 
477 void dpp3_cnv_set_bias_scale(
478 		struct dpp *dpp_base,
479 		struct  dc_bias_and_scale *bias_and_scale)
480 {
481 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
482 
483 	REG_UPDATE(FCNV_FP_BIAS_R, FCNV_FP_BIAS_R, bias_and_scale->bias_red);
484 	REG_UPDATE(FCNV_FP_BIAS_G, FCNV_FP_BIAS_G, bias_and_scale->bias_green);
485 	REG_UPDATE(FCNV_FP_BIAS_B, FCNV_FP_BIAS_B, bias_and_scale->bias_blue);
486 	REG_UPDATE(FCNV_FP_SCALE_R, FCNV_FP_SCALE_R, bias_and_scale->scale_red);
487 	REG_UPDATE(FCNV_FP_SCALE_G, FCNV_FP_SCALE_G, bias_and_scale->scale_green);
488 	REG_UPDATE(FCNV_FP_SCALE_B, FCNV_FP_SCALE_B, bias_and_scale->scale_blue);
489 }
490 
491 static void dpp3_power_on_blnd_lut(
492 	struct dpp *dpp_base,
493 	bool power_on)
494 {
495 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
496 
497 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
498 		REG_UPDATE(CM_MEM_PWR_CTRL, BLNDGAM_MEM_PWR_FORCE, power_on ? 0 : 3);
499 		if (power_on)
500 			REG_WAIT(CM_MEM_PWR_STATUS, BLNDGAM_MEM_PWR_STATE, 0, 1, 5);
501 	} else {
502 		REG_SET(CM_MEM_PWR_CTRL, 0,
503 				BLNDGAM_MEM_PWR_FORCE, power_on == true ? 0 : 1);
504 	}
505 }
506 
507 static void dpp3_power_on_hdr3dlut(
508 	struct dpp *dpp_base,
509 	bool power_on)
510 {
511 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
512 
513 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
514 		REG_UPDATE(CM_MEM_PWR_CTRL2, HDR3DLUT_MEM_PWR_FORCE, power_on ? 0 : 3);
515 		if (power_on)
516 			REG_WAIT(CM_MEM_PWR_STATUS2, HDR3DLUT_MEM_PWR_STATE, 0, 1, 5);
517 	}
518 }
519 
520 static void dpp3_power_on_shaper(
521 	struct dpp *dpp_base,
522 	bool power_on)
523 {
524 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
525 
526 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
527 		REG_UPDATE(CM_MEM_PWR_CTRL2, SHAPER_MEM_PWR_FORCE, power_on ? 0 : 3);
528 		if (power_on)
529 			REG_WAIT(CM_MEM_PWR_STATUS2, SHAPER_MEM_PWR_STATE, 0, 1, 5);
530 	}
531 }
532 
533 static void dpp3_configure_blnd_lut(
534 		struct dpp *dpp_base,
535 		bool is_ram_a)
536 {
537 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
538 
539 	REG_UPDATE_2(CM_BLNDGAM_LUT_CONTROL,
540 			CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 7,
541 			CM_BLNDGAM_LUT_HOST_SEL, is_ram_a == true ? 0 : 1);
542 
543 	REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
544 }
545 
546 static void dpp3_program_blnd_pwl(
547 		struct dpp *dpp_base,
548 		const struct pwl_result_data *rgb,
549 		uint32_t num)
550 {
551 	uint32_t i;
552 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
553 	uint32_t last_base_value_red = rgb[num-1].red_reg + rgb[num-1].delta_red_reg;
554 	uint32_t last_base_value_green = rgb[num-1].green_reg + rgb[num-1].delta_green_reg;
555 	uint32_t last_base_value_blue = rgb[num-1].blue_reg + rgb[num-1].delta_blue_reg;
556 
557 	if (is_rgb_equal(rgb, num)) {
558 		for (i = 0 ; i < num; i++)
559 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
560 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
561 	} else {
562 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 4);
563 		for (i = 0 ; i < num; i++)
564 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
565 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
566 
567 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 2);
568 		for (i = 0 ; i < num; i++)
569 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].green_reg);
570 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_green);
571 
572 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 1);
573 		for (i = 0 ; i < num; i++)
574 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].blue_reg);
575 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_blue);
576 	}
577 }
578 
579 static void dcn3_dpp_cm_get_reg_field(
580 		struct dcn3_dpp *dpp,
581 		struct dcn3_xfer_func_reg *reg)
582 {
583 	reg->shifts.exp_region0_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
584 	reg->masks.exp_region0_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
585 	reg->shifts.exp_region0_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
586 	reg->masks.exp_region0_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
587 	reg->shifts.exp_region1_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
588 	reg->masks.exp_region1_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
589 	reg->shifts.exp_region1_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
590 	reg->masks.exp_region1_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
591 
592 	reg->shifts.field_region_end = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
593 	reg->masks.field_region_end = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
594 	reg->shifts.field_region_end_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
595 	reg->masks.field_region_end_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
596 	reg->shifts.field_region_end_base = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
597 	reg->masks.field_region_end_base = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
598 	reg->shifts.field_region_linear_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
599 	reg->masks.field_region_linear_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
600 	reg->shifts.exp_region_start = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
601 	reg->masks.exp_region_start = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
602 	reg->shifts.exp_resion_start_segment = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
603 	reg->masks.exp_resion_start_segment = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
604 }
605 
606 /*program blnd lut RAM A*/
607 static void dpp3_program_blnd_luta_settings(
608 		struct dpp *dpp_base,
609 		const struct pwl_params *params)
610 {
611 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
612 	struct dcn3_xfer_func_reg gam_regs;
613 
614 	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
615 
616 	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMA_START_CNTL_B);
617 	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMA_START_CNTL_G);
618 	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMA_START_CNTL_R);
619 	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_B);
620 	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_G);
621 	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_R);
622 	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMA_END_CNTL1_B);
623 	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMA_END_CNTL2_B);
624 	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMA_END_CNTL1_G);
625 	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMA_END_CNTL2_G);
626 	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMA_END_CNTL1_R);
627 	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMA_END_CNTL2_R);
628 	gam_regs.region_start = REG(CM_BLNDGAM_RAMA_REGION_0_1);
629 	gam_regs.region_end = REG(CM_BLNDGAM_RAMA_REGION_32_33);
630 
631 	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
632 }
633 
634 /*program blnd lut RAM B*/
635 static void dpp3_program_blnd_lutb_settings(
636 		struct dpp *dpp_base,
637 		const struct pwl_params *params)
638 {
639 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
640 	struct dcn3_xfer_func_reg gam_regs;
641 
642 	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
643 
644 	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMB_START_CNTL_B);
645 	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMB_START_CNTL_G);
646 	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMB_START_CNTL_R);
647 	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_B);
648 	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_G);
649 	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_R);
650 	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMB_END_CNTL1_B);
651 	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMB_END_CNTL2_B);
652 	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMB_END_CNTL1_G);
653 	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMB_END_CNTL2_G);
654 	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMB_END_CNTL1_R);
655 	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMB_END_CNTL2_R);
656 	gam_regs.region_start = REG(CM_BLNDGAM_RAMB_REGION_0_1);
657 	gam_regs.region_end = REG(CM_BLNDGAM_RAMB_REGION_32_33);
658 
659 	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
660 }
661 
662 static enum dc_lut_mode dpp3_get_blndgam_current(struct dpp *dpp_base)
663 {
664 	enum dc_lut_mode mode;
665 	uint32_t mode_current = 0;
666 	uint32_t in_use = 0;
667 
668 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
669 
670 	REG_GET(CM_BLNDGAM_CONTROL,
671 			CM_BLNDGAM_MODE_CURRENT, &mode_current);
672 	REG_GET(CM_BLNDGAM_CONTROL,
673 			CM_BLNDGAM_SELECT_CURRENT, &in_use);
674 
675 		switch (mode_current) {
676 		case 0:
677 		case 1:
678 			mode = LUT_BYPASS;
679 			break;
680 
681 		case 2:
682 			if (in_use == 0)
683 				mode = LUT_RAM_A;
684 			else
685 				mode = LUT_RAM_B;
686 			break;
687 		default:
688 			mode = LUT_BYPASS;
689 			break;
690 		}
691 		return mode;
692 }
693 
694 bool dpp3_program_blnd_lut(
695 	struct dpp *dpp_base, const struct pwl_params *params)
696 {
697 	enum dc_lut_mode current_mode;
698 	enum dc_lut_mode next_mode;
699 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
700 
701 	if (params == NULL) {
702 		REG_SET(CM_BLNDGAM_CONTROL, 0, CM_BLNDGAM_MODE, 0);
703 		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
704 			dpp3_power_on_blnd_lut(dpp_base, false);
705 		return false;
706 	}
707 
708 	current_mode = dpp3_get_blndgam_current(dpp_base);
709 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_B)
710 		next_mode = LUT_RAM_A;
711 	else
712 		next_mode = LUT_RAM_B;
713 
714 	dpp3_power_on_blnd_lut(dpp_base, true);
715 	dpp3_configure_blnd_lut(dpp_base, next_mode == LUT_RAM_A);
716 
717 	if (next_mode == LUT_RAM_A)
718 		dpp3_program_blnd_luta_settings(dpp_base, params);
719 	else
720 		dpp3_program_blnd_lutb_settings(dpp_base, params);
721 
722 	dpp3_program_blnd_pwl(
723 			dpp_base, params->rgb_resulted, params->hw_points_num);
724 
725 	REG_UPDATE_2(CM_BLNDGAM_CONTROL,
726 			CM_BLNDGAM_MODE, 2,
727 			CM_BLNDGAM_SELECT, next_mode == LUT_RAM_A ? 0 : 1);
728 
729 	return true;
730 }
731 
732 
733 static void dpp3_program_shaper_lut(
734 		struct dpp *dpp_base,
735 		const struct pwl_result_data *rgb,
736 		uint32_t num)
737 {
738 	uint32_t i, red, green, blue;
739 	uint32_t  red_delta, green_delta, blue_delta;
740 	uint32_t  red_value, green_value, blue_value;
741 
742 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
743 
744 	for (i = 0 ; i < num; i++) {
745 
746 		red   = rgb[i].red_reg;
747 		green = rgb[i].green_reg;
748 		blue  = rgb[i].blue_reg;
749 
750 		red_delta   = rgb[i].delta_red_reg;
751 		green_delta = rgb[i].delta_green_reg;
752 		blue_delta  = rgb[i].delta_blue_reg;
753 
754 		red_value   = ((red_delta   & 0x3ff) << 14) | (red   & 0x3fff);
755 		green_value = ((green_delta & 0x3ff) << 14) | (green & 0x3fff);
756 		blue_value  = ((blue_delta  & 0x3ff) << 14) | (blue  & 0x3fff);
757 
758 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, red_value);
759 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, green_value);
760 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, blue_value);
761 	}
762 
763 }
764 
765 static enum dc_lut_mode dpp3_get_shaper_current(struct dpp *dpp_base)
766 {
767 	enum dc_lut_mode mode;
768 	uint32_t state_mode;
769 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
770 
771 	REG_GET(CM_SHAPER_CONTROL,
772 			CM_SHAPER_MODE_CURRENT, &state_mode);
773 
774 		switch (state_mode) {
775 		case 0:
776 			mode = LUT_BYPASS;
777 			break;
778 		case 1:
779 			mode = LUT_RAM_A;
780 			break;
781 		case 2:
782 			mode = LUT_RAM_B;
783 			break;
784 		default:
785 			mode = LUT_BYPASS;
786 			break;
787 		}
788 		return mode;
789 }
790 
791 static void dpp3_configure_shaper_lut(
792 		struct dpp *dpp_base,
793 		bool is_ram_a)
794 {
795 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
796 
797 	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
798 			CM_SHAPER_LUT_WRITE_EN_MASK, 7);
799 	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
800 			CM_SHAPER_LUT_WRITE_SEL, is_ram_a == true ? 0:1);
801 	REG_SET(CM_SHAPER_LUT_INDEX, 0, CM_SHAPER_LUT_INDEX, 0);
802 }
803 
804 /*program shaper RAM A*/
805 
806 static void dpp3_program_shaper_luta_settings(
807 		struct dpp *dpp_base,
808 		const struct pwl_params *params)
809 {
810 	const struct gamma_curve *curve;
811 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
812 
813 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_B, 0,
814 		CM_SHAPER_RAMA_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
815 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_B, 0);
816 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_G, 0,
817 		CM_SHAPER_RAMA_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
818 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_G, 0);
819 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_R, 0,
820 		CM_SHAPER_RAMA_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
821 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_R, 0);
822 
823 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_B, 0,
824 		CM_SHAPER_RAMA_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
825 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
826 
827 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_G, 0,
828 		CM_SHAPER_RAMA_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
829 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
830 
831 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_R, 0,
832 		CM_SHAPER_RAMA_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
833 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
834 
835 	curve = params->arr_curve_points;
836 	REG_SET_4(CM_SHAPER_RAMA_REGION_0_1, 0,
837 		CM_SHAPER_RAMA_EXP_REGION0_LUT_OFFSET, curve[0].offset,
838 		CM_SHAPER_RAMA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
839 		CM_SHAPER_RAMA_EXP_REGION1_LUT_OFFSET, curve[1].offset,
840 		CM_SHAPER_RAMA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
841 
842 	curve += 2;
843 	REG_SET_4(CM_SHAPER_RAMA_REGION_2_3, 0,
844 		CM_SHAPER_RAMA_EXP_REGION2_LUT_OFFSET, curve[0].offset,
845 		CM_SHAPER_RAMA_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
846 		CM_SHAPER_RAMA_EXP_REGION3_LUT_OFFSET, curve[1].offset,
847 		CM_SHAPER_RAMA_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
848 
849 	curve += 2;
850 	REG_SET_4(CM_SHAPER_RAMA_REGION_4_5, 0,
851 		CM_SHAPER_RAMA_EXP_REGION4_LUT_OFFSET, curve[0].offset,
852 		CM_SHAPER_RAMA_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
853 		CM_SHAPER_RAMA_EXP_REGION5_LUT_OFFSET, curve[1].offset,
854 		CM_SHAPER_RAMA_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
855 
856 	curve += 2;
857 	REG_SET_4(CM_SHAPER_RAMA_REGION_6_7, 0,
858 		CM_SHAPER_RAMA_EXP_REGION6_LUT_OFFSET, curve[0].offset,
859 		CM_SHAPER_RAMA_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
860 		CM_SHAPER_RAMA_EXP_REGION7_LUT_OFFSET, curve[1].offset,
861 		CM_SHAPER_RAMA_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
862 
863 	curve += 2;
864 	REG_SET_4(CM_SHAPER_RAMA_REGION_8_9, 0,
865 		CM_SHAPER_RAMA_EXP_REGION8_LUT_OFFSET, curve[0].offset,
866 		CM_SHAPER_RAMA_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
867 		CM_SHAPER_RAMA_EXP_REGION9_LUT_OFFSET, curve[1].offset,
868 		CM_SHAPER_RAMA_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
869 
870 	curve += 2;
871 	REG_SET_4(CM_SHAPER_RAMA_REGION_10_11, 0,
872 		CM_SHAPER_RAMA_EXP_REGION10_LUT_OFFSET, curve[0].offset,
873 		CM_SHAPER_RAMA_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
874 		CM_SHAPER_RAMA_EXP_REGION11_LUT_OFFSET, curve[1].offset,
875 		CM_SHAPER_RAMA_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
876 
877 	curve += 2;
878 	REG_SET_4(CM_SHAPER_RAMA_REGION_12_13, 0,
879 		CM_SHAPER_RAMA_EXP_REGION12_LUT_OFFSET, curve[0].offset,
880 		CM_SHAPER_RAMA_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
881 		CM_SHAPER_RAMA_EXP_REGION13_LUT_OFFSET, curve[1].offset,
882 		CM_SHAPER_RAMA_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
883 
884 	curve += 2;
885 	REG_SET_4(CM_SHAPER_RAMA_REGION_14_15, 0,
886 		CM_SHAPER_RAMA_EXP_REGION14_LUT_OFFSET, curve[0].offset,
887 		CM_SHAPER_RAMA_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
888 		CM_SHAPER_RAMA_EXP_REGION15_LUT_OFFSET, curve[1].offset,
889 		CM_SHAPER_RAMA_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
890 
891 	curve += 2;
892 	REG_SET_4(CM_SHAPER_RAMA_REGION_16_17, 0,
893 		CM_SHAPER_RAMA_EXP_REGION16_LUT_OFFSET, curve[0].offset,
894 		CM_SHAPER_RAMA_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
895 		CM_SHAPER_RAMA_EXP_REGION17_LUT_OFFSET, curve[1].offset,
896 		CM_SHAPER_RAMA_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
897 
898 	curve += 2;
899 	REG_SET_4(CM_SHAPER_RAMA_REGION_18_19, 0,
900 		CM_SHAPER_RAMA_EXP_REGION18_LUT_OFFSET, curve[0].offset,
901 		CM_SHAPER_RAMA_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
902 		CM_SHAPER_RAMA_EXP_REGION19_LUT_OFFSET, curve[1].offset,
903 		CM_SHAPER_RAMA_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
904 
905 	curve += 2;
906 	REG_SET_4(CM_SHAPER_RAMA_REGION_20_21, 0,
907 		CM_SHAPER_RAMA_EXP_REGION20_LUT_OFFSET, curve[0].offset,
908 		CM_SHAPER_RAMA_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
909 		CM_SHAPER_RAMA_EXP_REGION21_LUT_OFFSET, curve[1].offset,
910 		CM_SHAPER_RAMA_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
911 
912 	curve += 2;
913 	REG_SET_4(CM_SHAPER_RAMA_REGION_22_23, 0,
914 		CM_SHAPER_RAMA_EXP_REGION22_LUT_OFFSET, curve[0].offset,
915 		CM_SHAPER_RAMA_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
916 		CM_SHAPER_RAMA_EXP_REGION23_LUT_OFFSET, curve[1].offset,
917 		CM_SHAPER_RAMA_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
918 
919 	curve += 2;
920 	REG_SET_4(CM_SHAPER_RAMA_REGION_24_25, 0,
921 		CM_SHAPER_RAMA_EXP_REGION24_LUT_OFFSET, curve[0].offset,
922 		CM_SHAPER_RAMA_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
923 		CM_SHAPER_RAMA_EXP_REGION25_LUT_OFFSET, curve[1].offset,
924 		CM_SHAPER_RAMA_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
925 
926 	curve += 2;
927 	REG_SET_4(CM_SHAPER_RAMA_REGION_26_27, 0,
928 		CM_SHAPER_RAMA_EXP_REGION26_LUT_OFFSET, curve[0].offset,
929 		CM_SHAPER_RAMA_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
930 		CM_SHAPER_RAMA_EXP_REGION27_LUT_OFFSET, curve[1].offset,
931 		CM_SHAPER_RAMA_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
932 
933 	curve += 2;
934 	REG_SET_4(CM_SHAPER_RAMA_REGION_28_29, 0,
935 		CM_SHAPER_RAMA_EXP_REGION28_LUT_OFFSET, curve[0].offset,
936 		CM_SHAPER_RAMA_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
937 		CM_SHAPER_RAMA_EXP_REGION29_LUT_OFFSET, curve[1].offset,
938 		CM_SHAPER_RAMA_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
939 
940 	curve += 2;
941 	REG_SET_4(CM_SHAPER_RAMA_REGION_30_31, 0,
942 		CM_SHAPER_RAMA_EXP_REGION30_LUT_OFFSET, curve[0].offset,
943 		CM_SHAPER_RAMA_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
944 		CM_SHAPER_RAMA_EXP_REGION31_LUT_OFFSET, curve[1].offset,
945 		CM_SHAPER_RAMA_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
946 
947 	curve += 2;
948 	REG_SET_4(CM_SHAPER_RAMA_REGION_32_33, 0,
949 		CM_SHAPER_RAMA_EXP_REGION32_LUT_OFFSET, curve[0].offset,
950 		CM_SHAPER_RAMA_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
951 		CM_SHAPER_RAMA_EXP_REGION33_LUT_OFFSET, curve[1].offset,
952 		CM_SHAPER_RAMA_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
953 }
954 
955 /*program shaper RAM B*/
956 static void dpp3_program_shaper_lutb_settings(
957 		struct dpp *dpp_base,
958 		const struct pwl_params *params)
959 {
960 	const struct gamma_curve *curve;
961 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
962 
963 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_B, 0,
964 		CM_SHAPER_RAMB_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
965 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_B, 0);
966 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_G, 0,
967 		CM_SHAPER_RAMB_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
968 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_G, 0);
969 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_R, 0,
970 		CM_SHAPER_RAMB_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
971 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_R, 0);
972 
973 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_B, 0,
974 		CM_SHAPER_RAMB_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
975 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
976 
977 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_G, 0,
978 		CM_SHAPER_RAMB_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
979 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
980 
981 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_R, 0,
982 		CM_SHAPER_RAMB_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
983 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
984 
985 	curve = params->arr_curve_points;
986 	REG_SET_4(CM_SHAPER_RAMB_REGION_0_1, 0,
987 		CM_SHAPER_RAMB_EXP_REGION0_LUT_OFFSET, curve[0].offset,
988 		CM_SHAPER_RAMB_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
989 		CM_SHAPER_RAMB_EXP_REGION1_LUT_OFFSET, curve[1].offset,
990 		CM_SHAPER_RAMB_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
991 
992 	curve += 2;
993 	REG_SET_4(CM_SHAPER_RAMB_REGION_2_3, 0,
994 		CM_SHAPER_RAMB_EXP_REGION2_LUT_OFFSET, curve[0].offset,
995 		CM_SHAPER_RAMB_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
996 		CM_SHAPER_RAMB_EXP_REGION3_LUT_OFFSET, curve[1].offset,
997 		CM_SHAPER_RAMB_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
998 
999 	curve += 2;
1000 	REG_SET_4(CM_SHAPER_RAMB_REGION_4_5, 0,
1001 		CM_SHAPER_RAMB_EXP_REGION4_LUT_OFFSET, curve[0].offset,
1002 		CM_SHAPER_RAMB_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
1003 		CM_SHAPER_RAMB_EXP_REGION5_LUT_OFFSET, curve[1].offset,
1004 		CM_SHAPER_RAMB_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
1005 
1006 	curve += 2;
1007 	REG_SET_4(CM_SHAPER_RAMB_REGION_6_7, 0,
1008 		CM_SHAPER_RAMB_EXP_REGION6_LUT_OFFSET, curve[0].offset,
1009 		CM_SHAPER_RAMB_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
1010 		CM_SHAPER_RAMB_EXP_REGION7_LUT_OFFSET, curve[1].offset,
1011 		CM_SHAPER_RAMB_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
1012 
1013 	curve += 2;
1014 	REG_SET_4(CM_SHAPER_RAMB_REGION_8_9, 0,
1015 		CM_SHAPER_RAMB_EXP_REGION8_LUT_OFFSET, curve[0].offset,
1016 		CM_SHAPER_RAMB_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
1017 		CM_SHAPER_RAMB_EXP_REGION9_LUT_OFFSET, curve[1].offset,
1018 		CM_SHAPER_RAMB_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
1019 
1020 	curve += 2;
1021 	REG_SET_4(CM_SHAPER_RAMB_REGION_10_11, 0,
1022 		CM_SHAPER_RAMB_EXP_REGION10_LUT_OFFSET, curve[0].offset,
1023 		CM_SHAPER_RAMB_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
1024 		CM_SHAPER_RAMB_EXP_REGION11_LUT_OFFSET, curve[1].offset,
1025 		CM_SHAPER_RAMB_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
1026 
1027 	curve += 2;
1028 	REG_SET_4(CM_SHAPER_RAMB_REGION_12_13, 0,
1029 		CM_SHAPER_RAMB_EXP_REGION12_LUT_OFFSET, curve[0].offset,
1030 		CM_SHAPER_RAMB_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
1031 		CM_SHAPER_RAMB_EXP_REGION13_LUT_OFFSET, curve[1].offset,
1032 		CM_SHAPER_RAMB_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
1033 
1034 	curve += 2;
1035 	REG_SET_4(CM_SHAPER_RAMB_REGION_14_15, 0,
1036 		CM_SHAPER_RAMB_EXP_REGION14_LUT_OFFSET, curve[0].offset,
1037 		CM_SHAPER_RAMB_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
1038 		CM_SHAPER_RAMB_EXP_REGION15_LUT_OFFSET, curve[1].offset,
1039 		CM_SHAPER_RAMB_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
1040 
1041 	curve += 2;
1042 	REG_SET_4(CM_SHAPER_RAMB_REGION_16_17, 0,
1043 		CM_SHAPER_RAMB_EXP_REGION16_LUT_OFFSET, curve[0].offset,
1044 		CM_SHAPER_RAMB_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
1045 		CM_SHAPER_RAMB_EXP_REGION17_LUT_OFFSET, curve[1].offset,
1046 		CM_SHAPER_RAMB_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
1047 
1048 	curve += 2;
1049 	REG_SET_4(CM_SHAPER_RAMB_REGION_18_19, 0,
1050 		CM_SHAPER_RAMB_EXP_REGION18_LUT_OFFSET, curve[0].offset,
1051 		CM_SHAPER_RAMB_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
1052 		CM_SHAPER_RAMB_EXP_REGION19_LUT_OFFSET, curve[1].offset,
1053 		CM_SHAPER_RAMB_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
1054 
1055 	curve += 2;
1056 	REG_SET_4(CM_SHAPER_RAMB_REGION_20_21, 0,
1057 		CM_SHAPER_RAMB_EXP_REGION20_LUT_OFFSET, curve[0].offset,
1058 		CM_SHAPER_RAMB_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
1059 		CM_SHAPER_RAMB_EXP_REGION21_LUT_OFFSET, curve[1].offset,
1060 		CM_SHAPER_RAMB_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
1061 
1062 	curve += 2;
1063 	REG_SET_4(CM_SHAPER_RAMB_REGION_22_23, 0,
1064 		CM_SHAPER_RAMB_EXP_REGION22_LUT_OFFSET, curve[0].offset,
1065 		CM_SHAPER_RAMB_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
1066 		CM_SHAPER_RAMB_EXP_REGION23_LUT_OFFSET, curve[1].offset,
1067 		CM_SHAPER_RAMB_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
1068 
1069 	curve += 2;
1070 	REG_SET_4(CM_SHAPER_RAMB_REGION_24_25, 0,
1071 		CM_SHAPER_RAMB_EXP_REGION24_LUT_OFFSET, curve[0].offset,
1072 		CM_SHAPER_RAMB_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
1073 		CM_SHAPER_RAMB_EXP_REGION25_LUT_OFFSET, curve[1].offset,
1074 		CM_SHAPER_RAMB_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
1075 
1076 	curve += 2;
1077 	REG_SET_4(CM_SHAPER_RAMB_REGION_26_27, 0,
1078 		CM_SHAPER_RAMB_EXP_REGION26_LUT_OFFSET, curve[0].offset,
1079 		CM_SHAPER_RAMB_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
1080 		CM_SHAPER_RAMB_EXP_REGION27_LUT_OFFSET, curve[1].offset,
1081 		CM_SHAPER_RAMB_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
1082 
1083 	curve += 2;
1084 	REG_SET_4(CM_SHAPER_RAMB_REGION_28_29, 0,
1085 		CM_SHAPER_RAMB_EXP_REGION28_LUT_OFFSET, curve[0].offset,
1086 		CM_SHAPER_RAMB_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
1087 		CM_SHAPER_RAMB_EXP_REGION29_LUT_OFFSET, curve[1].offset,
1088 		CM_SHAPER_RAMB_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
1089 
1090 	curve += 2;
1091 	REG_SET_4(CM_SHAPER_RAMB_REGION_30_31, 0,
1092 		CM_SHAPER_RAMB_EXP_REGION30_LUT_OFFSET, curve[0].offset,
1093 		CM_SHAPER_RAMB_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
1094 		CM_SHAPER_RAMB_EXP_REGION31_LUT_OFFSET, curve[1].offset,
1095 		CM_SHAPER_RAMB_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
1096 
1097 	curve += 2;
1098 	REG_SET_4(CM_SHAPER_RAMB_REGION_32_33, 0,
1099 		CM_SHAPER_RAMB_EXP_REGION32_LUT_OFFSET, curve[0].offset,
1100 		CM_SHAPER_RAMB_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
1101 		CM_SHAPER_RAMB_EXP_REGION33_LUT_OFFSET, curve[1].offset,
1102 		CM_SHAPER_RAMB_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
1103 
1104 }
1105 
1106 
1107 bool dpp3_program_shaper(
1108 		struct dpp *dpp_base,
1109 		const struct pwl_params *params)
1110 {
1111 	enum dc_lut_mode current_mode;
1112 	enum dc_lut_mode next_mode;
1113 
1114 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1115 
1116 	if (params == NULL) {
1117 		REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, 0);
1118 		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1119 			dpp3_power_on_shaper(dpp_base, false);
1120 		return false;
1121 	}
1122 
1123 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1124 		dpp3_power_on_shaper(dpp_base, true);
1125 
1126 	current_mode = dpp3_get_shaper_current(dpp_base);
1127 
1128 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
1129 		next_mode = LUT_RAM_B;
1130 	else
1131 		next_mode = LUT_RAM_A;
1132 
1133 	dpp3_configure_shaper_lut(dpp_base, next_mode == LUT_RAM_A);
1134 
1135 	if (next_mode == LUT_RAM_A)
1136 		dpp3_program_shaper_luta_settings(dpp_base, params);
1137 	else
1138 		dpp3_program_shaper_lutb_settings(dpp_base, params);
1139 
1140 	dpp3_program_shaper_lut(
1141 			dpp_base, params->rgb_resulted, params->hw_points_num);
1142 
1143 	REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, next_mode == LUT_RAM_A ? 1:2);
1144 
1145 	return true;
1146 
1147 }
1148 
1149 static enum dc_lut_mode get3dlut_config(
1150 			struct dpp *dpp_base,
1151 			bool *is_17x17x17,
1152 			bool *is_12bits_color_channel)
1153 {
1154 	uint32_t i_mode, i_enable_10bits, lut_size;
1155 	enum dc_lut_mode mode;
1156 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1157 
1158 	REG_GET(CM_3DLUT_READ_WRITE_CONTROL,
1159 			CM_3DLUT_30BIT_EN, &i_enable_10bits);
1160 	REG_GET(CM_3DLUT_MODE,
1161 			CM_3DLUT_MODE_CURRENT, &i_mode);
1162 
1163 	switch (i_mode) {
1164 	case 0:
1165 		mode = LUT_BYPASS;
1166 		break;
1167 	case 1:
1168 		mode = LUT_RAM_A;
1169 		break;
1170 	case 2:
1171 		mode = LUT_RAM_B;
1172 		break;
1173 	default:
1174 		mode = LUT_BYPASS;
1175 		break;
1176 	}
1177 	if (i_enable_10bits > 0)
1178 		*is_12bits_color_channel = false;
1179 	else
1180 		*is_12bits_color_channel = true;
1181 
1182 	REG_GET(CM_3DLUT_MODE, CM_3DLUT_SIZE, &lut_size);
1183 
1184 	if (lut_size == 0)
1185 		*is_17x17x17 = true;
1186 	else
1187 		*is_17x17x17 = false;
1188 
1189 	return mode;
1190 }
1191 /*
1192  * select ramA or ramB, or bypass
1193  * select color channel size 10 or 12 bits
1194  * select 3dlut size 17x17x17 or 9x9x9
1195  */
1196 static void dpp3_set_3dlut_mode(
1197 		struct dpp *dpp_base,
1198 		enum dc_lut_mode mode,
1199 		bool is_color_channel_12bits,
1200 		bool is_lut_size17x17x17)
1201 {
1202 	uint32_t lut_mode;
1203 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1204 
1205 	if (mode == LUT_BYPASS)
1206 		lut_mode = 0;
1207 	else if (mode == LUT_RAM_A)
1208 		lut_mode = 1;
1209 	else
1210 		lut_mode = 2;
1211 
1212 	REG_UPDATE_2(CM_3DLUT_MODE,
1213 			CM_3DLUT_MODE, lut_mode,
1214 			CM_3DLUT_SIZE, is_lut_size17x17x17 == true ? 0 : 1);
1215 }
1216 
1217 static void dpp3_select_3dlut_ram(
1218 		struct dpp *dpp_base,
1219 		enum dc_lut_mode mode,
1220 		bool is_color_channel_12bits)
1221 {
1222 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1223 
1224 	REG_UPDATE_2(CM_3DLUT_READ_WRITE_CONTROL,
1225 			CM_3DLUT_RAM_SEL, mode == LUT_RAM_A ? 0 : 1,
1226 			CM_3DLUT_30BIT_EN,
1227 			is_color_channel_12bits == true ? 0:1);
1228 }
1229 
1230 
1231 
1232 static void dpp3_set3dlut_ram12(
1233 		struct dpp *dpp_base,
1234 		const struct dc_rgb *lut,
1235 		uint32_t entries)
1236 {
1237 	uint32_t i, red, green, blue, red1, green1, blue1;
1238 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1239 
1240 	for (i = 0 ; i < entries; i += 2) {
1241 		red   = lut[i].red<<4;
1242 		green = lut[i].green<<4;
1243 		blue  = lut[i].blue<<4;
1244 		red1   = lut[i+1].red<<4;
1245 		green1 = lut[i+1].green<<4;
1246 		blue1  = lut[i+1].blue<<4;
1247 
1248 		REG_SET_2(CM_3DLUT_DATA, 0,
1249 				CM_3DLUT_DATA0, red,
1250 				CM_3DLUT_DATA1, red1);
1251 
1252 		REG_SET_2(CM_3DLUT_DATA, 0,
1253 				CM_3DLUT_DATA0, green,
1254 				CM_3DLUT_DATA1, green1);
1255 
1256 		REG_SET_2(CM_3DLUT_DATA, 0,
1257 				CM_3DLUT_DATA0, blue,
1258 				CM_3DLUT_DATA1, blue1);
1259 
1260 	}
1261 }
1262 
1263 /*
1264  * load selected lut with 10 bits color channels
1265  */
1266 static void dpp3_set3dlut_ram10(
1267 		struct dpp *dpp_base,
1268 		const struct dc_rgb *lut,
1269 		uint32_t entries)
1270 {
1271 	uint32_t i, red, green, blue, value;
1272 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1273 
1274 	for (i = 0; i < entries; i++) {
1275 		red   = lut[i].red;
1276 		green = lut[i].green;
1277 		blue  = lut[i].blue;
1278 
1279 		value = (red<<20) | (green<<10) | blue;
1280 
1281 		REG_SET(CM_3DLUT_DATA_30BIT, 0, CM_3DLUT_DATA_30BIT, value);
1282 	}
1283 
1284 }
1285 
1286 
1287 static void dpp3_select_3dlut_ram_mask(
1288 		struct dpp *dpp_base,
1289 		uint32_t ram_selection_mask)
1290 {
1291 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1292 
1293 	REG_UPDATE(CM_3DLUT_READ_WRITE_CONTROL, CM_3DLUT_WRITE_EN_MASK,
1294 			ram_selection_mask);
1295 	REG_SET(CM_3DLUT_INDEX, 0, CM_3DLUT_INDEX, 0);
1296 }
1297 
1298 bool dpp3_program_3dlut(
1299 		struct dpp *dpp_base,
1300 		struct tetrahedral_params *params)
1301 {
1302 	enum dc_lut_mode mode;
1303 	bool is_17x17x17;
1304 	bool is_12bits_color_channel;
1305 	struct dc_rgb *lut0;
1306 	struct dc_rgb *lut1;
1307 	struct dc_rgb *lut2;
1308 	struct dc_rgb *lut3;
1309 	int lut_size0;
1310 	int lut_size;
1311 
1312 	if (params == NULL) {
1313 		dpp3_set_3dlut_mode(dpp_base, LUT_BYPASS, false, false);
1314 		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1315 			dpp3_power_on_hdr3dlut(dpp_base, false);
1316 		return false;
1317 	}
1318 
1319 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1320 		dpp3_power_on_hdr3dlut(dpp_base, true);
1321 
1322 	mode = get3dlut_config(dpp_base, &is_17x17x17, &is_12bits_color_channel);
1323 
1324 	if (mode == LUT_BYPASS || mode == LUT_RAM_B)
1325 		mode = LUT_RAM_A;
1326 	else
1327 		mode = LUT_RAM_B;
1328 
1329 	is_17x17x17 = !params->use_tetrahedral_9;
1330 	is_12bits_color_channel = params->use_12bits;
1331 	if (is_17x17x17) {
1332 		lut0 = params->tetrahedral_17.lut0;
1333 		lut1 = params->tetrahedral_17.lut1;
1334 		lut2 = params->tetrahedral_17.lut2;
1335 		lut3 = params->tetrahedral_17.lut3;
1336 		lut_size0 = sizeof(params->tetrahedral_17.lut0)/
1337 					sizeof(params->tetrahedral_17.lut0[0]);
1338 		lut_size  = sizeof(params->tetrahedral_17.lut1)/
1339 					sizeof(params->tetrahedral_17.lut1[0]);
1340 	} else {
1341 		lut0 = params->tetrahedral_9.lut0;
1342 		lut1 = params->tetrahedral_9.lut1;
1343 		lut2 = params->tetrahedral_9.lut2;
1344 		lut3 = params->tetrahedral_9.lut3;
1345 		lut_size0 = sizeof(params->tetrahedral_9.lut0)/
1346 				sizeof(params->tetrahedral_9.lut0[0]);
1347 		lut_size  = sizeof(params->tetrahedral_9.lut1)/
1348 				sizeof(params->tetrahedral_9.lut1[0]);
1349 		}
1350 
1351 	dpp3_select_3dlut_ram(dpp_base, mode,
1352 				is_12bits_color_channel);
1353 	dpp3_select_3dlut_ram_mask(dpp_base, 0x1);
1354 	if (is_12bits_color_channel)
1355 		dpp3_set3dlut_ram12(dpp_base, lut0, lut_size0);
1356 	else
1357 		dpp3_set3dlut_ram10(dpp_base, lut0, lut_size0);
1358 
1359 	dpp3_select_3dlut_ram_mask(dpp_base, 0x2);
1360 	if (is_12bits_color_channel)
1361 		dpp3_set3dlut_ram12(dpp_base, lut1, lut_size);
1362 	else
1363 		dpp3_set3dlut_ram10(dpp_base, lut1, lut_size);
1364 
1365 	dpp3_select_3dlut_ram_mask(dpp_base, 0x4);
1366 	if (is_12bits_color_channel)
1367 		dpp3_set3dlut_ram12(dpp_base, lut2, lut_size);
1368 	else
1369 		dpp3_set3dlut_ram10(dpp_base, lut2, lut_size);
1370 
1371 	dpp3_select_3dlut_ram_mask(dpp_base, 0x8);
1372 	if (is_12bits_color_channel)
1373 		dpp3_set3dlut_ram12(dpp_base, lut3, lut_size);
1374 	else
1375 		dpp3_set3dlut_ram10(dpp_base, lut3, lut_size);
1376 
1377 
1378 	dpp3_set_3dlut_mode(dpp_base, mode, is_12bits_color_channel,
1379 					is_17x17x17);
1380 
1381 	return true;
1382 }
1383 static struct dpp_funcs dcn30_dpp_funcs = {
1384 	.dpp_program_gamcor_lut = dpp3_program_gamcor_lut,
1385 	.dpp_read_state			= dpp30_read_state,
1386 	.dpp_reset			= dpp_reset,
1387 	.dpp_set_scaler			= dpp1_dscl_set_scaler_manual_scale,
1388 	.dpp_get_optimal_number_of_taps	= dpp3_get_optimal_number_of_taps,
1389 	.dpp_set_gamut_remap		= dpp3_cm_set_gamut_remap,
1390 	.dpp_set_csc_adjustment		= NULL,
1391 	.dpp_set_csc_default		= NULL,
1392 	.dpp_program_regamma_pwl	= NULL,
1393 	.dpp_set_pre_degam		= dpp3_set_pre_degam,
1394 	.dpp_program_input_lut		= NULL,
1395 	.dpp_full_bypass		= dpp1_full_bypass,
1396 	.dpp_setup			= dpp3_cnv_setup,
1397 	.dpp_program_degamma_pwl	= NULL,
1398 	.dpp_program_cm_dealpha = dpp3_program_cm_dealpha,
1399 	.dpp_program_cm_bias = dpp3_program_cm_bias,
1400 	.dpp_program_blnd_lut = dpp3_program_blnd_lut,
1401 	.dpp_program_shaper_lut = dpp3_program_shaper,
1402 	.dpp_program_3dlut = dpp3_program_3dlut,
1403 	.dpp_program_bias_and_scale	= NULL,
1404 	.dpp_cnv_set_alpha_keyer	= dpp2_cnv_set_alpha_keyer,
1405 	.set_cursor_attributes		= dpp3_set_cursor_attributes,
1406 	.set_cursor_position		= dpp1_set_cursor_position,
1407 	.set_optional_cursor_attributes	= dpp1_cnv_set_optional_cursor_attributes,
1408 	.dpp_dppclk_control		= dpp1_dppclk_control,
1409 	.dpp_set_hdr_multiplier		= dpp3_set_hdr_multiplier,
1410 };
1411 
1412 
1413 static struct dpp_caps dcn30_dpp_cap = {
1414 	.dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT,
1415 	.dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions,
1416 };
1417 
1418 bool dpp3_construct(
1419 	struct dcn3_dpp *dpp,
1420 	struct dc_context *ctx,
1421 	uint32_t inst,
1422 	const struct dcn3_dpp_registers *tf_regs,
1423 	const struct dcn3_dpp_shift *tf_shift,
1424 	const struct dcn3_dpp_mask *tf_mask)
1425 {
1426 	dpp->base.ctx = ctx;
1427 
1428 	dpp->base.inst = inst;
1429 	dpp->base.funcs = &dcn30_dpp_funcs;
1430 	dpp->base.caps = &dcn30_dpp_cap;
1431 
1432 	dpp->tf_regs = tf_regs;
1433 	dpp->tf_shift = tf_shift;
1434 	dpp->tf_mask = tf_mask;
1435 
1436 	return true;
1437 }
1438 
1439