xref: /linux/drivers/gpu/drm/amd/display/dc/dpp/dcn30/dcn30_dpp.c (revision ec0b62ccc986c06552c57f54116171cfd186ef92)
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/dcn30_dpp.h"
30 #include "basics/conversion.h"
31 #include "dcn30/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 
dpp30_read_state(struct dpp * dpp_base,struct dcn_dpp_state * s)44 void dpp30_read_state(struct dpp *dpp_base, struct dcn_dpp_state *s)
45 {
46 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
47 	uint32_t gamcor_lut_mode, rgam_lut_mode;
48 
49 	REG_GET(DPP_CONTROL,
50 		DPP_CLOCK_ENABLE, &s->is_enabled);
51 
52 	// Pre-degamma (ROM)
53 	REG_GET_2(PRE_DEGAM,
54 		  PRE_DEGAM_MODE, &s->pre_dgam_mode,
55 		  PRE_DEGAM_SELECT, &s->pre_dgam_select);
56 
57 	// Gamma Correction (RAM)
58 	REG_GET(CM_GAMCOR_CONTROL,
59 		CM_GAMCOR_MODE_CURRENT, &s->gamcor_mode);
60 	if (s->gamcor_mode) {
61 		REG_GET(CM_GAMCOR_CONTROL, CM_GAMCOR_SELECT_CURRENT, &gamcor_lut_mode);
62 		if (!gamcor_lut_mode)
63 			s->gamcor_mode = LUT_RAM_A; // Otherwise, LUT_RAM_B
64 	}
65 
66 	// Shaper LUT (RAM), 3D LUT (mode, bit-depth, size)
67 	if (REG(CM_SHAPER_CONTROL))
68 		REG_GET(CM_SHAPER_CONTROL, CM_SHAPER_LUT_MODE, &s->shaper_lut_mode);
69 	if (REG(CM_3DLUT_MODE))
70 		REG_GET(CM_3DLUT_MODE, CM_3DLUT_MODE_CURRENT, &s->lut3d_mode);
71 	if (REG(CM_3DLUT_READ_WRITE_CONTROL))
72 		REG_GET(CM_3DLUT_READ_WRITE_CONTROL, CM_3DLUT_30BIT_EN, &s->lut3d_bit_depth);
73 	if (REG(CM_3DLUT_MODE))
74 		REG_GET(CM_3DLUT_MODE, CM_3DLUT_SIZE, &s->lut3d_size);
75 
76 	// Blend/Out Gamma (RAM)
77 	if (REG(CM_BLNDGAM_CONTROL)) {
78 		REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_MODE_CURRENT, &s->rgam_lut_mode);
79 		if (s->rgam_lut_mode) {
80 			REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_SELECT_CURRENT, &rgam_lut_mode);
81 			if (!rgam_lut_mode)
82 				s->rgam_lut_mode = LUT_RAM_A; // Otherwise, LUT_RAM_B
83 		}
84 	}
85 }
86 
87 /*program post scaler scs block in dpp CM*/
dpp3_program_post_csc(struct dpp * dpp_base,enum dc_color_space color_space,enum dcn10_input_csc_select input_select,const struct out_csc_color_matrix * tbl_entry)88 void dpp3_program_post_csc(
89 		struct dpp *dpp_base,
90 		enum dc_color_space color_space,
91 		enum dcn10_input_csc_select input_select,
92 		const struct out_csc_color_matrix *tbl_entry)
93 {
94 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
95 	int i;
96 	int arr_size = sizeof(dpp_input_csc_matrix)/sizeof(struct dpp_input_csc_matrix);
97 	const uint16_t *regval = NULL;
98 	uint32_t cur_select = 0;
99 	enum dcn10_input_csc_select select;
100 	struct color_matrices_reg gam_regs;
101 
102 	if (input_select == INPUT_CSC_SELECT_BYPASS) {
103 		REG_SET(CM_POST_CSC_CONTROL, 0, CM_POST_CSC_MODE, 0);
104 		return;
105 	}
106 
107 	if (tbl_entry == NULL) {
108 		for (i = 0; i < arr_size; i++)
109 			if (dpp_input_csc_matrix[i].color_space == color_space) {
110 				regval = dpp_input_csc_matrix[i].regval;
111 				break;
112 			}
113 
114 		if (regval == NULL) {
115 			BREAK_TO_DEBUGGER();
116 			return;
117 		}
118 	} else {
119 		regval = tbl_entry->regval;
120 	}
121 
122 	/* determine which CSC matrix (icsc or coma) we are using
123 	 * currently.  select the alternate set to double buffer
124 	 * the CSC update so CSC is updated on frame boundary
125 	 */
126 	REG_GET(CM_POST_CSC_CONTROL,
127 			CM_POST_CSC_MODE_CURRENT, &cur_select);
128 
129 	if (cur_select != INPUT_CSC_SELECT_ICSC)
130 		select = INPUT_CSC_SELECT_ICSC;
131 	else
132 		select = INPUT_CSC_SELECT_COMA;
133 
134 	gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_POST_CSC_C11;
135 	gam_regs.masks.csc_c11  = dpp->tf_mask->CM_POST_CSC_C11;
136 	gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_POST_CSC_C12;
137 	gam_regs.masks.csc_c12 = dpp->tf_mask->CM_POST_CSC_C12;
138 
139 	if (select == INPUT_CSC_SELECT_ICSC) {
140 
141 		gam_regs.csc_c11_c12 = REG(CM_POST_CSC_C11_C12);
142 		gam_regs.csc_c33_c34 = REG(CM_POST_CSC_C33_C34);
143 
144 	} else {
145 
146 		gam_regs.csc_c11_c12 = REG(CM_POST_CSC_B_C11_C12);
147 		gam_regs.csc_c33_c34 = REG(CM_POST_CSC_B_C33_C34);
148 
149 	}
150 
151 	cm_helper_program_color_matrices(
152 			dpp->base.ctx,
153 			regval,
154 			&gam_regs);
155 
156 	REG_SET(CM_POST_CSC_CONTROL, 0,
157 			CM_POST_CSC_MODE, select);
158 }
159 
160 
161 /*CNVC degam unit has read only LUTs*/
dpp3_set_pre_degam(struct dpp * dpp_base,enum dc_transfer_func_predefined tr)162 void dpp3_set_pre_degam(struct dpp *dpp_base, enum dc_transfer_func_predefined tr)
163 {
164 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
165 	int pre_degam_en = 1;
166 	int degamma_lut_selection = 0;
167 
168 	switch (tr) {
169 	case TRANSFER_FUNCTION_LINEAR:
170 	case TRANSFER_FUNCTION_UNITY:
171 		pre_degam_en = 0; //bypass
172 		break;
173 	case TRANSFER_FUNCTION_SRGB:
174 		degamma_lut_selection = 0;
175 		break;
176 	case TRANSFER_FUNCTION_BT709:
177 		degamma_lut_selection = 4;
178 		break;
179 	case TRANSFER_FUNCTION_PQ:
180 		degamma_lut_selection = 5;
181 		break;
182 	case TRANSFER_FUNCTION_HLG:
183 		degamma_lut_selection = 6;
184 		break;
185 	case TRANSFER_FUNCTION_GAMMA22:
186 		degamma_lut_selection = 1;
187 		break;
188 	case TRANSFER_FUNCTION_GAMMA24:
189 		degamma_lut_selection = 2;
190 		break;
191 	case TRANSFER_FUNCTION_GAMMA26:
192 		degamma_lut_selection = 3;
193 		break;
194 	default:
195 		pre_degam_en = 0;
196 		break;
197 	}
198 
199 	REG_SET_2(PRE_DEGAM, 0,
200 			PRE_DEGAM_MODE, pre_degam_en,
201 			PRE_DEGAM_SELECT, degamma_lut_selection);
202 }
203 
dpp3_cnv_setup(struct dpp * dpp_base,enum surface_pixel_format format,enum expansion_mode mode,struct dc_csc_transform input_csc_color_matrix,enum dc_color_space input_color_space,struct cnv_alpha_2bit_lut * alpha_2bit_lut)204 void dpp3_cnv_setup (
205 		struct dpp *dpp_base,
206 		enum surface_pixel_format format,
207 		enum expansion_mode mode,
208 		struct dc_csc_transform input_csc_color_matrix,
209 		enum dc_color_space input_color_space,
210 		struct cnv_alpha_2bit_lut *alpha_2bit_lut)
211 {
212 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
213 	uint32_t pixel_format = 0;
214 	uint32_t alpha_en = 1;
215 	enum dc_color_space color_space = COLOR_SPACE_SRGB;
216 	enum dcn10_input_csc_select select = INPUT_CSC_SELECT_BYPASS;
217 	bool force_disable_cursor = false;
218 	uint32_t is_2bit = 0;
219 	uint32_t alpha_plane_enable = 0;
220 	uint32_t dealpha_en = 0, dealpha_ablnd_en = 0;
221 	uint32_t realpha_en = 0, realpha_ablnd_en = 0;
222 	struct out_csc_color_matrix tbl_entry;
223 	int i;
224 
225 	REG_SET_2(FORMAT_CONTROL, 0,
226 		CNVC_BYPASS, 0,
227 		FORMAT_EXPANSION_MODE, mode);
228 
229 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0);
230 	REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0);
231 	REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0);
232 	REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0);
233 
234 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_R, 0);
235 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_G, 1);
236 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_B, 2);
237 
238 	switch (format) {
239 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
240 		pixel_format = 1;
241 		break;
242 	case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
243 		pixel_format = 3;
244 		alpha_en = 0;
245 		break;
246 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
247 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
248 		pixel_format = 8;
249 		break;
250 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
251 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
252 		pixel_format = 10;
253 		is_2bit = 1;
254 		break;
255 	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
256 		force_disable_cursor = false;
257 		pixel_format = 65;
258 		color_space = COLOR_SPACE_YCBCR709;
259 		select = INPUT_CSC_SELECT_ICSC;
260 		break;
261 	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
262 		force_disable_cursor = true;
263 		pixel_format = 64;
264 		color_space = COLOR_SPACE_YCBCR709;
265 		select = INPUT_CSC_SELECT_ICSC;
266 		break;
267 	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
268 		force_disable_cursor = true;
269 		pixel_format = 67;
270 		color_space = COLOR_SPACE_YCBCR709;
271 		select = INPUT_CSC_SELECT_ICSC;
272 		break;
273 	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
274 		force_disable_cursor = true;
275 		pixel_format = 66;
276 		color_space = COLOR_SPACE_YCBCR709;
277 		select = INPUT_CSC_SELECT_ICSC;
278 		break;
279 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
280 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616:
281 		pixel_format = 26; /* ARGB16161616_UNORM */
282 		break;
283 	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
284 		pixel_format = 24;
285 		break;
286 	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
287 		pixel_format = 25;
288 		break;
289 	case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
290 		pixel_format = 12;
291 		color_space = COLOR_SPACE_YCBCR709;
292 		select = INPUT_CSC_SELECT_ICSC;
293 		break;
294 	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
295 		pixel_format = 112;
296 		alpha_en = 0;
297 		break;
298 	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
299 		pixel_format = 113;
300 		alpha_en = 0;
301 		break;
302 	case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
303 		pixel_format = 114;
304 		color_space = COLOR_SPACE_YCBCR709;
305 		select = INPUT_CSC_SELECT_ICSC;
306 		is_2bit = 1;
307 		break;
308 	case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102:
309 		pixel_format = 115;
310 		color_space = COLOR_SPACE_YCBCR709;
311 		select = INPUT_CSC_SELECT_ICSC;
312 		is_2bit = 1;
313 		break;
314 	case SURFACE_PIXEL_FORMAT_GRPH_RGBE:
315 		pixel_format = 116;
316 		alpha_plane_enable = 0;
317 		break;
318 	case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA:
319 		pixel_format = 116;
320 		alpha_plane_enable = 1;
321 		break;
322 	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
323 		pixel_format = 118;
324 		alpha_en = 0;
325 		break;
326 	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
327 		pixel_format = 119;
328 		alpha_en = 0;
329 		break;
330 	default:
331 		break;
332 	}
333 
334 	/* Set default color space based on format if none is given. */
335 	color_space = input_color_space ? input_color_space : color_space;
336 
337 	if (is_2bit == 1 && alpha_2bit_lut != NULL) {
338 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
339 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
340 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2);
341 		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3);
342 	}
343 
344 	REG_SET_2(CNVC_SURFACE_PIXEL_FORMAT, 0,
345 			CNVC_SURFACE_PIXEL_FORMAT, pixel_format,
346 			CNVC_ALPHA_PLANE_ENABLE, alpha_plane_enable);
347 	REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en);
348 
349 	REG_SET_2(PRE_DEALPHA, 0,
350 			PRE_DEALPHA_EN, dealpha_en,
351 			PRE_DEALPHA_ABLND_EN, dealpha_ablnd_en);
352 	REG_SET_2(PRE_REALPHA, 0,
353 			PRE_REALPHA_EN, realpha_en,
354 			PRE_REALPHA_ABLND_EN, realpha_ablnd_en);
355 
356 	/* If input adjustment exists, program the ICSC with those values. */
357 	if (input_csc_color_matrix.enable_adjustment == true) {
358 		for (i = 0; i < 12; i++)
359 			tbl_entry.regval[i] = input_csc_color_matrix.matrix[i];
360 
361 		tbl_entry.color_space = input_color_space;
362 
363 		if (color_space >= COLOR_SPACE_YCBCR601)
364 			select = INPUT_CSC_SELECT_ICSC;
365 		else
366 			select = INPUT_CSC_SELECT_BYPASS;
367 
368 		dpp3_program_post_csc(dpp_base, color_space, select,
369 				      &tbl_entry);
370 	} else {
371 		dpp3_program_post_csc(dpp_base, color_space, select, NULL);
372 	}
373 
374 	if (force_disable_cursor) {
375 		REG_UPDATE(CURSOR_CONTROL,
376 				CURSOR_ENABLE, 0);
377 		REG_UPDATE(CURSOR0_CONTROL,
378 				CUR0_ENABLE, 0);
379 	}
380 }
381 
382 #define IDENTITY_RATIO(ratio) (dc_fixpt_u3d19(ratio) == (1 << 19))
383 
dpp3_set_cursor_attributes(struct dpp * dpp_base,struct dc_cursor_attributes * cursor_attributes)384 void dpp3_set_cursor_attributes(
385 		struct dpp *dpp_base,
386 		struct dc_cursor_attributes *cursor_attributes)
387 {
388 	enum dc_cursor_color_format color_format = cursor_attributes->color_format;
389 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
390 	int cur_rom_en = 0;
391 
392 	if (color_format == CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA ||
393 		color_format == CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA) {
394 		if (cursor_attributes->attribute_flags.bits.ENABLE_CURSOR_DEGAMMA) {
395 			cur_rom_en = 1;
396 		}
397 	}
398 
399 	REG_UPDATE_3(CURSOR0_CONTROL,
400 			CUR0_MODE, color_format,
401 			CUR0_EXPANSION_MODE, 0,
402 			CUR0_ROM_EN, cur_rom_en);
403 
404 	if (color_format == CURSOR_MODE_MONO) {
405 		/* todo: clarify what to program these to */
406 		REG_UPDATE(CURSOR0_COLOR0,
407 				CUR0_COLOR0, 0x00000000);
408 		REG_UPDATE(CURSOR0_COLOR1,
409 				CUR0_COLOR1, 0xFFFFFFFF);
410 	}
411 
412 	dpp_base->att.cur0_ctl.bits.expansion_mode = 0;
413 	dpp_base->att.cur0_ctl.bits.cur0_rom_en = cur_rom_en;
414 	dpp_base->att.cur0_ctl.bits.mode = color_format;
415 }
416 
417 
dpp3_get_optimal_number_of_taps(struct dpp * dpp,struct scaler_data * scl_data,const struct scaling_taps * in_taps)418 bool dpp3_get_optimal_number_of_taps(
419 		struct dpp *dpp,
420 		struct scaler_data *scl_data,
421 		const struct scaling_taps *in_taps)
422 {
423 	int num_part_y, num_part_c;
424 	int max_taps_y, max_taps_c;
425 	int min_taps_y, min_taps_c;
426 	enum lb_memory_config lb_config;
427 
428 	/*
429 	 * Set default taps if none are provided
430 	 * From programming guide: taps = min{ ceil(2*H_RATIO,1), 8} for downscaling
431 	 * taps = 4 for upscaling
432 	 */
433 	if (in_taps->h_taps == 0) {
434 		if (dc_fixpt_ceil(scl_data->ratios.horz) > 1)
435 			scl_data->taps.h_taps = min(2 * dc_fixpt_ceil(scl_data->ratios.horz), 8);
436 		else
437 			scl_data->taps.h_taps = 4;
438 	} else
439 		scl_data->taps.h_taps = in_taps->h_taps;
440 	if (in_taps->v_taps == 0) {
441 		if (dc_fixpt_ceil(scl_data->ratios.vert) > 1)
442 			scl_data->taps.v_taps = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert, 2)), 8);
443 		else
444 			scl_data->taps.v_taps = 4;
445 	} else
446 		scl_data->taps.v_taps = in_taps->v_taps;
447 	if (in_taps->v_taps_c == 0) {
448 		if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 1)
449 			scl_data->taps.v_taps_c = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert_c, 2)), 8);
450 		else
451 			scl_data->taps.v_taps_c = 4;
452 	} else
453 		scl_data->taps.v_taps_c = in_taps->v_taps_c;
454 	if (in_taps->h_taps_c == 0) {
455 		if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 1)
456 			scl_data->taps.h_taps_c = min(2 * dc_fixpt_ceil(scl_data->ratios.horz_c), 8);
457 		else
458 			scl_data->taps.h_taps_c = 4;
459 	} else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1)
460 		/* Only 1 and even h_taps_c are supported by hw */
461 		scl_data->taps.h_taps_c = in_taps->h_taps_c - 1;
462 	else
463 		scl_data->taps.h_taps_c = in_taps->h_taps_c;
464 
465 	// Avoid null data in the scl data with this early return, proceed non-adaptive calcualtion first
466 	if (scl_data->viewport.width > scl_data->h_active &&
467 		dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
468 		scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
469 		return false;
470 
471 	/*Ensure we can support the requested number of vtaps*/
472 	min_taps_y = dc_fixpt_ceil(scl_data->ratios.vert);
473 	min_taps_c = dc_fixpt_ceil(scl_data->ratios.vert_c);
474 
475 	/* Use LB_MEMORY_CONFIG_3 for 4:2:0 */
476 	if ((scl_data->format == PIXEL_FORMAT_420BPP8) || (scl_data->format == PIXEL_FORMAT_420BPP10))
477 		lb_config = LB_MEMORY_CONFIG_3;
478 	else
479 		lb_config = LB_MEMORY_CONFIG_0;
480 
481 	dpp->caps->dscl_calc_lb_num_partitions(
482 			scl_data, lb_config, &num_part_y, &num_part_c);
483 
484 	/* MAX_V_TAPS = MIN (NUM_LINES - MAX(CEILING(V_RATIO,1)-2, 0), 8) */
485 	if (dc_fixpt_ceil(scl_data->ratios.vert) > 2)
486 		max_taps_y = num_part_y - (dc_fixpt_ceil(scl_data->ratios.vert) - 2);
487 	else
488 		max_taps_y = num_part_y;
489 
490 	if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 2)
491 		max_taps_c = num_part_c - (dc_fixpt_ceil(scl_data->ratios.vert_c) - 2);
492 	else
493 		max_taps_c = num_part_c;
494 
495 	if (max_taps_y < min_taps_y)
496 		return false;
497 	else if (max_taps_c < min_taps_c)
498 		return false;
499 
500 	if (scl_data->taps.v_taps > max_taps_y)
501 		scl_data->taps.v_taps = max_taps_y;
502 
503 	if (scl_data->taps.v_taps_c > max_taps_c)
504 		scl_data->taps.v_taps_c = max_taps_c;
505 
506 	if (!dpp->ctx->dc->debug.always_scale) {
507 		if (IDENTITY_RATIO(scl_data->ratios.horz))
508 			scl_data->taps.h_taps = 1;
509 		if (IDENTITY_RATIO(scl_data->ratios.vert))
510 			scl_data->taps.v_taps = 1;
511 		if (IDENTITY_RATIO(scl_data->ratios.horz_c))
512 			scl_data->taps.h_taps_c = 1;
513 		if (IDENTITY_RATIO(scl_data->ratios.vert_c))
514 			scl_data->taps.v_taps_c = 1;
515 	}
516 
517 	return true;
518 }
519 
dpp3_deferred_update(struct dpp * dpp_base)520 static void dpp3_deferred_update(struct dpp *dpp_base)
521 {
522 	int bypass_state;
523 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
524 
525 	if (dpp_base->deferred_reg_writes.bits.disable_dscl) {
526 		REG_UPDATE(DSCL_MEM_PWR_CTRL, LUT_MEM_PWR_FORCE, 3);
527 		dpp_base->deferred_reg_writes.bits.disable_dscl = false;
528 	}
529 
530 	if (dpp_base->deferred_reg_writes.bits.disable_gamcor) {
531 		REG_GET(CM_GAMCOR_CONTROL, CM_GAMCOR_MODE_CURRENT, &bypass_state);
532 		if (bypass_state == 0) {	// only program if bypass was latched
533 			REG_UPDATE(CM_MEM_PWR_CTRL, GAMCOR_MEM_PWR_FORCE, 3);
534 		} else
535 			ASSERT(0); // LUT select was updated again before vupdate
536 		dpp_base->deferred_reg_writes.bits.disable_gamcor = false;
537 	}
538 
539 	if (dpp_base->deferred_reg_writes.bits.disable_blnd_lut) {
540 		REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_MODE_CURRENT, &bypass_state);
541 		if (bypass_state == 0) {	// only program if bypass was latched
542 			REG_UPDATE(CM_MEM_PWR_CTRL, BLNDGAM_MEM_PWR_FORCE, 3);
543 		} else
544 			ASSERT(0); // LUT select was updated again before vupdate
545 		dpp_base->deferred_reg_writes.bits.disable_blnd_lut = false;
546 	}
547 
548 	if (dpp_base->deferred_reg_writes.bits.disable_3dlut) {
549 		REG_GET(CM_3DLUT_MODE, CM_3DLUT_MODE_CURRENT, &bypass_state);
550 		if (bypass_state == 0) {	// only program if bypass was latched
551 			REG_UPDATE(CM_MEM_PWR_CTRL2, HDR3DLUT_MEM_PWR_FORCE, 3);
552 		} else
553 			ASSERT(0); // LUT select was updated again before vupdate
554 		dpp_base->deferred_reg_writes.bits.disable_3dlut = false;
555 	}
556 
557 	if (dpp_base->deferred_reg_writes.bits.disable_shaper) {
558 		REG_GET(CM_SHAPER_CONTROL, CM_SHAPER_MODE_CURRENT, &bypass_state);
559 		if (bypass_state == 0) {	// only program if bypass was latched
560 			REG_UPDATE(CM_MEM_PWR_CTRL2, SHAPER_MEM_PWR_FORCE, 3);
561 		} else
562 			ASSERT(0); // LUT select was updated again before vupdate
563 		dpp_base->deferred_reg_writes.bits.disable_shaper = false;
564 	}
565 }
566 
dpp3_power_on_blnd_lut(struct dpp * dpp_base,bool power_on)567 static void dpp3_power_on_blnd_lut(
568 	struct dpp *dpp_base,
569 	bool power_on)
570 {
571 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
572 
573 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
574 		if (power_on) {
575 			REG_UPDATE(CM_MEM_PWR_CTRL, BLNDGAM_MEM_PWR_FORCE, 0);
576 			REG_WAIT(CM_MEM_PWR_STATUS, BLNDGAM_MEM_PWR_STATE, 0, 1, 5);
577 		} else {
578 			dpp_base->ctx->dc->optimized_required = true;
579 			dpp_base->deferred_reg_writes.bits.disable_blnd_lut = true;
580 		}
581 	}
582 }
583 
dpp3_power_on_hdr3dlut(struct dpp * dpp_base,bool power_on)584 static void dpp3_power_on_hdr3dlut(
585 	struct dpp *dpp_base,
586 	bool power_on)
587 {
588 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
589 
590 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
591 		if (power_on) {
592 			REG_UPDATE(CM_MEM_PWR_CTRL2, HDR3DLUT_MEM_PWR_FORCE, 0);
593 			REG_WAIT(CM_MEM_PWR_STATUS2, HDR3DLUT_MEM_PWR_STATE, 0, 1, 5);
594 		} else {
595 			dpp_base->ctx->dc->optimized_required = true;
596 			dpp_base->deferred_reg_writes.bits.disable_3dlut = true;
597 		}
598 	}
599 }
600 
dpp3_power_on_shaper(struct dpp * dpp_base,bool power_on)601 static void dpp3_power_on_shaper(
602 	struct dpp *dpp_base,
603 	bool power_on)
604 {
605 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
606 
607 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
608 		if (power_on) {
609 			REG_UPDATE(CM_MEM_PWR_CTRL2, SHAPER_MEM_PWR_FORCE, 0);
610 			REG_WAIT(CM_MEM_PWR_STATUS2, SHAPER_MEM_PWR_STATE, 0, 1, 5);
611 		} else {
612 			dpp_base->ctx->dc->optimized_required = true;
613 			dpp_base->deferred_reg_writes.bits.disable_shaper = true;
614 		}
615 	}
616 }
617 
dpp3_configure_blnd_lut(struct dpp * dpp_base,bool is_ram_a)618 static void dpp3_configure_blnd_lut(
619 		struct dpp *dpp_base,
620 		bool is_ram_a)
621 {
622 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
623 
624 	REG_UPDATE_2(CM_BLNDGAM_LUT_CONTROL,
625 			CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 7,
626 			CM_BLNDGAM_LUT_HOST_SEL, is_ram_a == true ? 0 : 1);
627 
628 	REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
629 }
630 
dpp3_program_blnd_pwl(struct dpp * dpp_base,const struct pwl_result_data * rgb,uint32_t num)631 static void dpp3_program_blnd_pwl(
632 		struct dpp *dpp_base,
633 		const struct pwl_result_data *rgb,
634 		uint32_t num)
635 {
636 	uint32_t i;
637 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
638 	uint32_t last_base_value_red = rgb[num-1].red_reg + rgb[num-1].delta_red_reg;
639 	uint32_t last_base_value_green = rgb[num-1].green_reg + rgb[num-1].delta_green_reg;
640 	uint32_t last_base_value_blue = rgb[num-1].blue_reg + rgb[num-1].delta_blue_reg;
641 
642 	if (is_rgb_equal(rgb, num)) {
643 		for (i = 0 ; i < num; i++)
644 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
645 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
646 	} else {
647 		REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
648 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 4);
649 		for (i = 0 ; i < num; i++)
650 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
651 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
652 
653 		REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
654 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 2);
655 		for (i = 0 ; i < num; i++)
656 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].green_reg);
657 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_green);
658 
659 		REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
660 		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 1);
661 		for (i = 0 ; i < num; i++)
662 			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].blue_reg);
663 		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_blue);
664 	}
665 }
666 
dcn3_dpp_cm_get_reg_field(struct dcn3_dpp * dpp,struct dcn3_xfer_func_reg * reg)667 static void dcn3_dpp_cm_get_reg_field(
668 		struct dcn3_dpp *dpp,
669 		struct dcn3_xfer_func_reg *reg)
670 {
671 	reg->shifts.exp_region0_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
672 	reg->masks.exp_region0_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
673 	reg->shifts.exp_region0_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
674 	reg->masks.exp_region0_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
675 	reg->shifts.exp_region1_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
676 	reg->masks.exp_region1_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
677 	reg->shifts.exp_region1_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
678 	reg->masks.exp_region1_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
679 
680 	reg->shifts.field_region_end = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
681 	reg->masks.field_region_end = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
682 	reg->shifts.field_region_end_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
683 	reg->masks.field_region_end_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
684 	reg->shifts.field_region_end_base = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
685 	reg->masks.field_region_end_base = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
686 	reg->shifts.field_region_linear_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
687 	reg->masks.field_region_linear_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
688 	reg->shifts.exp_region_start = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
689 	reg->masks.exp_region_start = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
690 	reg->shifts.exp_resion_start_segment = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
691 	reg->masks.exp_resion_start_segment = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
692 }
693 
694 /*program blnd lut RAM A*/
dpp3_program_blnd_luta_settings(struct dpp * dpp_base,const struct pwl_params * params)695 static void dpp3_program_blnd_luta_settings(
696 		struct dpp *dpp_base,
697 		const struct pwl_params *params)
698 {
699 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
700 	struct dcn3_xfer_func_reg gam_regs;
701 
702 	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
703 
704 	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMA_START_CNTL_B);
705 	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMA_START_CNTL_G);
706 	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMA_START_CNTL_R);
707 	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_B);
708 	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_G);
709 	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_R);
710 	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMA_END_CNTL1_B);
711 	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMA_END_CNTL2_B);
712 	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMA_END_CNTL1_G);
713 	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMA_END_CNTL2_G);
714 	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMA_END_CNTL1_R);
715 	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMA_END_CNTL2_R);
716 	gam_regs.region_start = REG(CM_BLNDGAM_RAMA_REGION_0_1);
717 	gam_regs.region_end = REG(CM_BLNDGAM_RAMA_REGION_32_33);
718 
719 	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
720 }
721 
722 /*program blnd lut RAM B*/
dpp3_program_blnd_lutb_settings(struct dpp * dpp_base,const struct pwl_params * params)723 static void dpp3_program_blnd_lutb_settings(
724 		struct dpp *dpp_base,
725 		const struct pwl_params *params)
726 {
727 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
728 	struct dcn3_xfer_func_reg gam_regs;
729 
730 	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
731 
732 	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMB_START_CNTL_B);
733 	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMB_START_CNTL_G);
734 	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMB_START_CNTL_R);
735 	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_B);
736 	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_G);
737 	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_R);
738 	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMB_END_CNTL1_B);
739 	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMB_END_CNTL2_B);
740 	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMB_END_CNTL1_G);
741 	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMB_END_CNTL2_G);
742 	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMB_END_CNTL1_R);
743 	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMB_END_CNTL2_R);
744 	gam_regs.region_start = REG(CM_BLNDGAM_RAMB_REGION_0_1);
745 	gam_regs.region_end = REG(CM_BLNDGAM_RAMB_REGION_32_33);
746 
747 	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
748 }
749 
dpp3_get_blndgam_current(struct dpp * dpp_base)750 static enum dc_lut_mode dpp3_get_blndgam_current(struct dpp *dpp_base)
751 {
752 	enum dc_lut_mode mode;
753 	uint32_t mode_current = 0;
754 	uint32_t in_use = 0;
755 
756 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
757 
758 	REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_MODE_CURRENT, &mode_current);
759 	REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_SELECT_CURRENT, &in_use);
760 
761 	switch (mode_current) {
762 	case 0:
763 	case 1:
764 		mode = LUT_BYPASS;
765 		break;
766 
767 	case 2:
768 		if (in_use == 0)
769 			mode = LUT_RAM_A;
770 		else
771 			mode = LUT_RAM_B;
772 		break;
773 	default:
774 		mode = LUT_BYPASS;
775 		break;
776 	}
777 
778 	return mode;
779 }
780 
dpp3_program_blnd_lut(struct dpp * dpp_base,const struct pwl_params * params)781 static bool dpp3_program_blnd_lut(struct dpp *dpp_base,
782 				  const struct pwl_params *params)
783 {
784 	enum dc_lut_mode current_mode;
785 	enum dc_lut_mode next_mode;
786 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
787 
788 	if (params == NULL) {
789 		REG_SET(CM_BLNDGAM_CONTROL, 0, CM_BLNDGAM_MODE, 0);
790 		dpp3_power_on_blnd_lut(dpp_base, false);
791 		return false;
792 	}
793 
794 	current_mode = dpp3_get_blndgam_current(dpp_base);
795 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_B)
796 		next_mode = LUT_RAM_A;
797 	else
798 		next_mode = LUT_RAM_B;
799 
800 	dpp3_power_on_blnd_lut(dpp_base, true);
801 	dpp3_configure_blnd_lut(dpp_base, next_mode == LUT_RAM_A);
802 
803 	if (next_mode == LUT_RAM_A)
804 		dpp3_program_blnd_luta_settings(dpp_base, params);
805 	else
806 		dpp3_program_blnd_lutb_settings(dpp_base, params);
807 
808 	dpp3_program_blnd_pwl(
809 			dpp_base, params->rgb_resulted, params->hw_points_num);
810 
811 	REG_UPDATE_2(CM_BLNDGAM_CONTROL,
812 			CM_BLNDGAM_MODE, 2,
813 			CM_BLNDGAM_SELECT, next_mode == LUT_RAM_A ? 0 : 1);
814 
815 	return true;
816 }
817 
818 
dpp3_program_shaper_lut(struct dpp * dpp_base,const struct pwl_result_data * rgb,uint32_t num)819 static void dpp3_program_shaper_lut(
820 		struct dpp *dpp_base,
821 		const struct pwl_result_data *rgb,
822 		uint32_t num)
823 {
824 	uint32_t i, red, green, blue;
825 	uint32_t  red_delta, green_delta, blue_delta;
826 	uint32_t  red_value, green_value, blue_value;
827 
828 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
829 
830 	for (i = 0 ; i < num; i++) {
831 
832 		red   = rgb[i].red_reg;
833 		green = rgb[i].green_reg;
834 		blue  = rgb[i].blue_reg;
835 
836 		red_delta   = rgb[i].delta_red_reg;
837 		green_delta = rgb[i].delta_green_reg;
838 		blue_delta  = rgb[i].delta_blue_reg;
839 
840 		red_value   = ((red_delta   & 0x3ff) << 14) | (red   & 0x3fff);
841 		green_value = ((green_delta & 0x3ff) << 14) | (green & 0x3fff);
842 		blue_value  = ((blue_delta  & 0x3ff) << 14) | (blue  & 0x3fff);
843 
844 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, red_value);
845 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, green_value);
846 		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, blue_value);
847 	}
848 
849 }
850 
dpp3_get_shaper_current(struct dpp * dpp_base)851 static enum dc_lut_mode dpp3_get_shaper_current(struct dpp *dpp_base)
852 {
853 	enum dc_lut_mode mode;
854 	uint32_t state_mode;
855 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
856 
857 	REG_GET(CM_SHAPER_CONTROL, CM_SHAPER_MODE_CURRENT, &state_mode);
858 
859 	switch (state_mode) {
860 	case 0:
861 		mode = LUT_BYPASS;
862 		break;
863 	case 1:
864 		mode = LUT_RAM_A;
865 		break;
866 	case 2:
867 		mode = LUT_RAM_B;
868 		break;
869 	default:
870 		mode = LUT_BYPASS;
871 		break;
872 	}
873 
874 	return mode;
875 }
876 
dpp3_configure_shaper_lut(struct dpp * dpp_base,bool is_ram_a)877 static void dpp3_configure_shaper_lut(
878 		struct dpp *dpp_base,
879 		bool is_ram_a)
880 {
881 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
882 
883 	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
884 			CM_SHAPER_LUT_WRITE_EN_MASK, 7);
885 	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
886 			CM_SHAPER_LUT_WRITE_SEL, is_ram_a == true ? 0:1);
887 	REG_SET(CM_SHAPER_LUT_INDEX, 0, CM_SHAPER_LUT_INDEX, 0);
888 }
889 
890 /*program shaper RAM A*/
891 
dpp3_program_shaper_luta_settings(struct dpp * dpp_base,const struct pwl_params * params)892 static void dpp3_program_shaper_luta_settings(
893 		struct dpp *dpp_base,
894 		const struct pwl_params *params)
895 {
896 	const struct gamma_curve *curve;
897 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
898 
899 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_B, 0,
900 		CM_SHAPER_RAMA_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
901 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_B, 0);
902 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_G, 0,
903 		CM_SHAPER_RAMA_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
904 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_G, 0);
905 	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_R, 0,
906 		CM_SHAPER_RAMA_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
907 		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_R, 0);
908 
909 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_B, 0,
910 		CM_SHAPER_RAMA_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
911 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
912 
913 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_G, 0,
914 		CM_SHAPER_RAMA_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
915 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
916 
917 	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_R, 0,
918 		CM_SHAPER_RAMA_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
919 		CM_SHAPER_RAMA_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
920 
921 	curve = params->arr_curve_points;
922 	REG_SET_4(CM_SHAPER_RAMA_REGION_0_1, 0,
923 		CM_SHAPER_RAMA_EXP_REGION0_LUT_OFFSET, curve[0].offset,
924 		CM_SHAPER_RAMA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
925 		CM_SHAPER_RAMA_EXP_REGION1_LUT_OFFSET, curve[1].offset,
926 		CM_SHAPER_RAMA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
927 
928 	curve += 2;
929 	REG_SET_4(CM_SHAPER_RAMA_REGION_2_3, 0,
930 		CM_SHAPER_RAMA_EXP_REGION2_LUT_OFFSET, curve[0].offset,
931 		CM_SHAPER_RAMA_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
932 		CM_SHAPER_RAMA_EXP_REGION3_LUT_OFFSET, curve[1].offset,
933 		CM_SHAPER_RAMA_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
934 
935 	curve += 2;
936 	REG_SET_4(CM_SHAPER_RAMA_REGION_4_5, 0,
937 		CM_SHAPER_RAMA_EXP_REGION4_LUT_OFFSET, curve[0].offset,
938 		CM_SHAPER_RAMA_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
939 		CM_SHAPER_RAMA_EXP_REGION5_LUT_OFFSET, curve[1].offset,
940 		CM_SHAPER_RAMA_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
941 
942 	curve += 2;
943 	REG_SET_4(CM_SHAPER_RAMA_REGION_6_7, 0,
944 		CM_SHAPER_RAMA_EXP_REGION6_LUT_OFFSET, curve[0].offset,
945 		CM_SHAPER_RAMA_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
946 		CM_SHAPER_RAMA_EXP_REGION7_LUT_OFFSET, curve[1].offset,
947 		CM_SHAPER_RAMA_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
948 
949 	curve += 2;
950 	REG_SET_4(CM_SHAPER_RAMA_REGION_8_9, 0,
951 		CM_SHAPER_RAMA_EXP_REGION8_LUT_OFFSET, curve[0].offset,
952 		CM_SHAPER_RAMA_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
953 		CM_SHAPER_RAMA_EXP_REGION9_LUT_OFFSET, curve[1].offset,
954 		CM_SHAPER_RAMA_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
955 
956 	curve += 2;
957 	REG_SET_4(CM_SHAPER_RAMA_REGION_10_11, 0,
958 		CM_SHAPER_RAMA_EXP_REGION10_LUT_OFFSET, curve[0].offset,
959 		CM_SHAPER_RAMA_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
960 		CM_SHAPER_RAMA_EXP_REGION11_LUT_OFFSET, curve[1].offset,
961 		CM_SHAPER_RAMA_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
962 
963 	curve += 2;
964 	REG_SET_4(CM_SHAPER_RAMA_REGION_12_13, 0,
965 		CM_SHAPER_RAMA_EXP_REGION12_LUT_OFFSET, curve[0].offset,
966 		CM_SHAPER_RAMA_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
967 		CM_SHAPER_RAMA_EXP_REGION13_LUT_OFFSET, curve[1].offset,
968 		CM_SHAPER_RAMA_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
969 
970 	curve += 2;
971 	REG_SET_4(CM_SHAPER_RAMA_REGION_14_15, 0,
972 		CM_SHAPER_RAMA_EXP_REGION14_LUT_OFFSET, curve[0].offset,
973 		CM_SHAPER_RAMA_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
974 		CM_SHAPER_RAMA_EXP_REGION15_LUT_OFFSET, curve[1].offset,
975 		CM_SHAPER_RAMA_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
976 
977 	curve += 2;
978 	REG_SET_4(CM_SHAPER_RAMA_REGION_16_17, 0,
979 		CM_SHAPER_RAMA_EXP_REGION16_LUT_OFFSET, curve[0].offset,
980 		CM_SHAPER_RAMA_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
981 		CM_SHAPER_RAMA_EXP_REGION17_LUT_OFFSET, curve[1].offset,
982 		CM_SHAPER_RAMA_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
983 
984 	curve += 2;
985 	REG_SET_4(CM_SHAPER_RAMA_REGION_18_19, 0,
986 		CM_SHAPER_RAMA_EXP_REGION18_LUT_OFFSET, curve[0].offset,
987 		CM_SHAPER_RAMA_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
988 		CM_SHAPER_RAMA_EXP_REGION19_LUT_OFFSET, curve[1].offset,
989 		CM_SHAPER_RAMA_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
990 
991 	curve += 2;
992 	REG_SET_4(CM_SHAPER_RAMA_REGION_20_21, 0,
993 		CM_SHAPER_RAMA_EXP_REGION20_LUT_OFFSET, curve[0].offset,
994 		CM_SHAPER_RAMA_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
995 		CM_SHAPER_RAMA_EXP_REGION21_LUT_OFFSET, curve[1].offset,
996 		CM_SHAPER_RAMA_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
997 
998 	curve += 2;
999 	REG_SET_4(CM_SHAPER_RAMA_REGION_22_23, 0,
1000 		CM_SHAPER_RAMA_EXP_REGION22_LUT_OFFSET, curve[0].offset,
1001 		CM_SHAPER_RAMA_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
1002 		CM_SHAPER_RAMA_EXP_REGION23_LUT_OFFSET, curve[1].offset,
1003 		CM_SHAPER_RAMA_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
1004 
1005 	curve += 2;
1006 	REG_SET_4(CM_SHAPER_RAMA_REGION_24_25, 0,
1007 		CM_SHAPER_RAMA_EXP_REGION24_LUT_OFFSET, curve[0].offset,
1008 		CM_SHAPER_RAMA_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
1009 		CM_SHAPER_RAMA_EXP_REGION25_LUT_OFFSET, curve[1].offset,
1010 		CM_SHAPER_RAMA_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
1011 
1012 	curve += 2;
1013 	REG_SET_4(CM_SHAPER_RAMA_REGION_26_27, 0,
1014 		CM_SHAPER_RAMA_EXP_REGION26_LUT_OFFSET, curve[0].offset,
1015 		CM_SHAPER_RAMA_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
1016 		CM_SHAPER_RAMA_EXP_REGION27_LUT_OFFSET, curve[1].offset,
1017 		CM_SHAPER_RAMA_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
1018 
1019 	curve += 2;
1020 	REG_SET_4(CM_SHAPER_RAMA_REGION_28_29, 0,
1021 		CM_SHAPER_RAMA_EXP_REGION28_LUT_OFFSET, curve[0].offset,
1022 		CM_SHAPER_RAMA_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
1023 		CM_SHAPER_RAMA_EXP_REGION29_LUT_OFFSET, curve[1].offset,
1024 		CM_SHAPER_RAMA_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
1025 
1026 	curve += 2;
1027 	REG_SET_4(CM_SHAPER_RAMA_REGION_30_31, 0,
1028 		CM_SHAPER_RAMA_EXP_REGION30_LUT_OFFSET, curve[0].offset,
1029 		CM_SHAPER_RAMA_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
1030 		CM_SHAPER_RAMA_EXP_REGION31_LUT_OFFSET, curve[1].offset,
1031 		CM_SHAPER_RAMA_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
1032 
1033 	curve += 2;
1034 	REG_SET_4(CM_SHAPER_RAMA_REGION_32_33, 0,
1035 		CM_SHAPER_RAMA_EXP_REGION32_LUT_OFFSET, curve[0].offset,
1036 		CM_SHAPER_RAMA_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
1037 		CM_SHAPER_RAMA_EXP_REGION33_LUT_OFFSET, curve[1].offset,
1038 		CM_SHAPER_RAMA_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
1039 }
1040 
1041 /*program shaper RAM B*/
dpp3_program_shaper_lutb_settings(struct dpp * dpp_base,const struct pwl_params * params)1042 static void dpp3_program_shaper_lutb_settings(
1043 		struct dpp *dpp_base,
1044 		const struct pwl_params *params)
1045 {
1046 	const struct gamma_curve *curve;
1047 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1048 
1049 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_B, 0,
1050 		CM_SHAPER_RAMB_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
1051 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_B, 0);
1052 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_G, 0,
1053 		CM_SHAPER_RAMB_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
1054 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_G, 0);
1055 	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_R, 0,
1056 		CM_SHAPER_RAMB_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
1057 		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_R, 0);
1058 
1059 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_B, 0,
1060 		CM_SHAPER_RAMB_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
1061 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
1062 
1063 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_G, 0,
1064 		CM_SHAPER_RAMB_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
1065 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
1066 
1067 	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_R, 0,
1068 		CM_SHAPER_RAMB_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
1069 		CM_SHAPER_RAMB_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
1070 
1071 	curve = params->arr_curve_points;
1072 	REG_SET_4(CM_SHAPER_RAMB_REGION_0_1, 0,
1073 		CM_SHAPER_RAMB_EXP_REGION0_LUT_OFFSET, curve[0].offset,
1074 		CM_SHAPER_RAMB_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
1075 		CM_SHAPER_RAMB_EXP_REGION1_LUT_OFFSET, curve[1].offset,
1076 		CM_SHAPER_RAMB_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
1077 
1078 	curve += 2;
1079 	REG_SET_4(CM_SHAPER_RAMB_REGION_2_3, 0,
1080 		CM_SHAPER_RAMB_EXP_REGION2_LUT_OFFSET, curve[0].offset,
1081 		CM_SHAPER_RAMB_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
1082 		CM_SHAPER_RAMB_EXP_REGION3_LUT_OFFSET, curve[1].offset,
1083 		CM_SHAPER_RAMB_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
1084 
1085 	curve += 2;
1086 	REG_SET_4(CM_SHAPER_RAMB_REGION_4_5, 0,
1087 		CM_SHAPER_RAMB_EXP_REGION4_LUT_OFFSET, curve[0].offset,
1088 		CM_SHAPER_RAMB_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
1089 		CM_SHAPER_RAMB_EXP_REGION5_LUT_OFFSET, curve[1].offset,
1090 		CM_SHAPER_RAMB_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
1091 
1092 	curve += 2;
1093 	REG_SET_4(CM_SHAPER_RAMB_REGION_6_7, 0,
1094 		CM_SHAPER_RAMB_EXP_REGION6_LUT_OFFSET, curve[0].offset,
1095 		CM_SHAPER_RAMB_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
1096 		CM_SHAPER_RAMB_EXP_REGION7_LUT_OFFSET, curve[1].offset,
1097 		CM_SHAPER_RAMB_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
1098 
1099 	curve += 2;
1100 	REG_SET_4(CM_SHAPER_RAMB_REGION_8_9, 0,
1101 		CM_SHAPER_RAMB_EXP_REGION8_LUT_OFFSET, curve[0].offset,
1102 		CM_SHAPER_RAMB_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
1103 		CM_SHAPER_RAMB_EXP_REGION9_LUT_OFFSET, curve[1].offset,
1104 		CM_SHAPER_RAMB_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
1105 
1106 	curve += 2;
1107 	REG_SET_4(CM_SHAPER_RAMB_REGION_10_11, 0,
1108 		CM_SHAPER_RAMB_EXP_REGION10_LUT_OFFSET, curve[0].offset,
1109 		CM_SHAPER_RAMB_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
1110 		CM_SHAPER_RAMB_EXP_REGION11_LUT_OFFSET, curve[1].offset,
1111 		CM_SHAPER_RAMB_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
1112 
1113 	curve += 2;
1114 	REG_SET_4(CM_SHAPER_RAMB_REGION_12_13, 0,
1115 		CM_SHAPER_RAMB_EXP_REGION12_LUT_OFFSET, curve[0].offset,
1116 		CM_SHAPER_RAMB_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
1117 		CM_SHAPER_RAMB_EXP_REGION13_LUT_OFFSET, curve[1].offset,
1118 		CM_SHAPER_RAMB_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
1119 
1120 	curve += 2;
1121 	REG_SET_4(CM_SHAPER_RAMB_REGION_14_15, 0,
1122 		CM_SHAPER_RAMB_EXP_REGION14_LUT_OFFSET, curve[0].offset,
1123 		CM_SHAPER_RAMB_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
1124 		CM_SHAPER_RAMB_EXP_REGION15_LUT_OFFSET, curve[1].offset,
1125 		CM_SHAPER_RAMB_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
1126 
1127 	curve += 2;
1128 	REG_SET_4(CM_SHAPER_RAMB_REGION_16_17, 0,
1129 		CM_SHAPER_RAMB_EXP_REGION16_LUT_OFFSET, curve[0].offset,
1130 		CM_SHAPER_RAMB_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
1131 		CM_SHAPER_RAMB_EXP_REGION17_LUT_OFFSET, curve[1].offset,
1132 		CM_SHAPER_RAMB_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
1133 
1134 	curve += 2;
1135 	REG_SET_4(CM_SHAPER_RAMB_REGION_18_19, 0,
1136 		CM_SHAPER_RAMB_EXP_REGION18_LUT_OFFSET, curve[0].offset,
1137 		CM_SHAPER_RAMB_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
1138 		CM_SHAPER_RAMB_EXP_REGION19_LUT_OFFSET, curve[1].offset,
1139 		CM_SHAPER_RAMB_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
1140 
1141 	curve += 2;
1142 	REG_SET_4(CM_SHAPER_RAMB_REGION_20_21, 0,
1143 		CM_SHAPER_RAMB_EXP_REGION20_LUT_OFFSET, curve[0].offset,
1144 		CM_SHAPER_RAMB_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
1145 		CM_SHAPER_RAMB_EXP_REGION21_LUT_OFFSET, curve[1].offset,
1146 		CM_SHAPER_RAMB_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
1147 
1148 	curve += 2;
1149 	REG_SET_4(CM_SHAPER_RAMB_REGION_22_23, 0,
1150 		CM_SHAPER_RAMB_EXP_REGION22_LUT_OFFSET, curve[0].offset,
1151 		CM_SHAPER_RAMB_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
1152 		CM_SHAPER_RAMB_EXP_REGION23_LUT_OFFSET, curve[1].offset,
1153 		CM_SHAPER_RAMB_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
1154 
1155 	curve += 2;
1156 	REG_SET_4(CM_SHAPER_RAMB_REGION_24_25, 0,
1157 		CM_SHAPER_RAMB_EXP_REGION24_LUT_OFFSET, curve[0].offset,
1158 		CM_SHAPER_RAMB_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
1159 		CM_SHAPER_RAMB_EXP_REGION25_LUT_OFFSET, curve[1].offset,
1160 		CM_SHAPER_RAMB_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
1161 
1162 	curve += 2;
1163 	REG_SET_4(CM_SHAPER_RAMB_REGION_26_27, 0,
1164 		CM_SHAPER_RAMB_EXP_REGION26_LUT_OFFSET, curve[0].offset,
1165 		CM_SHAPER_RAMB_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
1166 		CM_SHAPER_RAMB_EXP_REGION27_LUT_OFFSET, curve[1].offset,
1167 		CM_SHAPER_RAMB_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
1168 
1169 	curve += 2;
1170 	REG_SET_4(CM_SHAPER_RAMB_REGION_28_29, 0,
1171 		CM_SHAPER_RAMB_EXP_REGION28_LUT_OFFSET, curve[0].offset,
1172 		CM_SHAPER_RAMB_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
1173 		CM_SHAPER_RAMB_EXP_REGION29_LUT_OFFSET, curve[1].offset,
1174 		CM_SHAPER_RAMB_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
1175 
1176 	curve += 2;
1177 	REG_SET_4(CM_SHAPER_RAMB_REGION_30_31, 0,
1178 		CM_SHAPER_RAMB_EXP_REGION30_LUT_OFFSET, curve[0].offset,
1179 		CM_SHAPER_RAMB_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
1180 		CM_SHAPER_RAMB_EXP_REGION31_LUT_OFFSET, curve[1].offset,
1181 		CM_SHAPER_RAMB_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
1182 
1183 	curve += 2;
1184 	REG_SET_4(CM_SHAPER_RAMB_REGION_32_33, 0,
1185 		CM_SHAPER_RAMB_EXP_REGION32_LUT_OFFSET, curve[0].offset,
1186 		CM_SHAPER_RAMB_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
1187 		CM_SHAPER_RAMB_EXP_REGION33_LUT_OFFSET, curve[1].offset,
1188 		CM_SHAPER_RAMB_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
1189 
1190 }
1191 
1192 
dpp3_program_shaper(struct dpp * dpp_base,const struct pwl_params * params)1193 static bool dpp3_program_shaper(struct dpp *dpp_base,
1194 				const struct pwl_params *params)
1195 {
1196 	enum dc_lut_mode current_mode;
1197 	enum dc_lut_mode next_mode;
1198 
1199 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1200 
1201 	if (params == NULL) {
1202 		REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, 0);
1203 		dpp3_power_on_shaper(dpp_base, false);
1204 		return false;
1205 	}
1206 
1207 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1208 		dpp3_power_on_shaper(dpp_base, true);
1209 
1210 	current_mode = dpp3_get_shaper_current(dpp_base);
1211 
1212 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
1213 		next_mode = LUT_RAM_B;
1214 	else
1215 		next_mode = LUT_RAM_A;
1216 
1217 	dpp3_configure_shaper_lut(dpp_base, next_mode == LUT_RAM_A);
1218 
1219 	if (next_mode == LUT_RAM_A)
1220 		dpp3_program_shaper_luta_settings(dpp_base, params);
1221 	else
1222 		dpp3_program_shaper_lutb_settings(dpp_base, params);
1223 
1224 	dpp3_program_shaper_lut(
1225 			dpp_base, params->rgb_resulted, params->hw_points_num);
1226 
1227 	REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, next_mode == LUT_RAM_A ? 1:2);
1228 
1229 	return true;
1230 
1231 }
1232 
get3dlut_config(struct dpp * dpp_base,bool * is_17x17x17,bool * is_12bits_color_channel)1233 static enum dc_lut_mode get3dlut_config(
1234 			struct dpp *dpp_base,
1235 			bool *is_17x17x17,
1236 			bool *is_12bits_color_channel)
1237 {
1238 	uint32_t i_mode, i_enable_10bits, lut_size;
1239 	enum dc_lut_mode mode;
1240 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1241 
1242 	REG_GET(CM_3DLUT_READ_WRITE_CONTROL,
1243 			CM_3DLUT_30BIT_EN, &i_enable_10bits);
1244 	REG_GET(CM_3DLUT_MODE,
1245 			CM_3DLUT_MODE_CURRENT, &i_mode);
1246 
1247 	switch (i_mode) {
1248 	case 0:
1249 		mode = LUT_BYPASS;
1250 		break;
1251 	case 1:
1252 		mode = LUT_RAM_A;
1253 		break;
1254 	case 2:
1255 		mode = LUT_RAM_B;
1256 		break;
1257 	default:
1258 		mode = LUT_BYPASS;
1259 		break;
1260 	}
1261 	if (i_enable_10bits > 0)
1262 		*is_12bits_color_channel = false;
1263 	else
1264 		*is_12bits_color_channel = true;
1265 
1266 	REG_GET(CM_3DLUT_MODE, CM_3DLUT_SIZE, &lut_size);
1267 
1268 	if (lut_size == 0)
1269 		*is_17x17x17 = true;
1270 	else
1271 		*is_17x17x17 = false;
1272 
1273 	return mode;
1274 }
1275 /*
1276  * select ramA or ramB, or bypass
1277  * select color channel size 10 or 12 bits
1278  * select 3dlut size 17x17x17 or 9x9x9
1279  */
dpp3_set_3dlut_mode(struct dpp * dpp_base,enum dc_lut_mode mode,bool is_color_channel_12bits,bool is_lut_size17x17x17)1280 static void dpp3_set_3dlut_mode(
1281 		struct dpp *dpp_base,
1282 		enum dc_lut_mode mode,
1283 		bool is_color_channel_12bits,
1284 		bool is_lut_size17x17x17)
1285 {
1286 	uint32_t lut_mode;
1287 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1288 
1289 	if (mode == LUT_BYPASS)
1290 		lut_mode = 0;
1291 	else if (mode == LUT_RAM_A)
1292 		lut_mode = 1;
1293 	else
1294 		lut_mode = 2;
1295 
1296 	REG_UPDATE_2(CM_3DLUT_MODE,
1297 			CM_3DLUT_MODE, lut_mode,
1298 			CM_3DLUT_SIZE, is_lut_size17x17x17 == true ? 0 : 1);
1299 }
1300 
dpp3_select_3dlut_ram(struct dpp * dpp_base,enum dc_lut_mode mode,bool is_color_channel_12bits)1301 static void dpp3_select_3dlut_ram(
1302 		struct dpp *dpp_base,
1303 		enum dc_lut_mode mode,
1304 		bool is_color_channel_12bits)
1305 {
1306 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1307 
1308 	REG_UPDATE_2(CM_3DLUT_READ_WRITE_CONTROL,
1309 			CM_3DLUT_RAM_SEL, mode == LUT_RAM_A ? 0 : 1,
1310 			CM_3DLUT_30BIT_EN,
1311 			is_color_channel_12bits == true ? 0:1);
1312 }
1313 
1314 
1315 
dpp3_set3dlut_ram12(struct dpp * dpp_base,const struct dc_rgb * lut,uint32_t entries)1316 static void dpp3_set3dlut_ram12(
1317 		struct dpp *dpp_base,
1318 		const struct dc_rgb *lut,
1319 		uint32_t entries)
1320 {
1321 	uint32_t i, red, green, blue, red1, green1, blue1;
1322 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1323 
1324 	for (i = 0 ; i < entries; i += 2) {
1325 		red   = lut[i].red<<4;
1326 		green = lut[i].green<<4;
1327 		blue  = lut[i].blue<<4;
1328 		red1   = lut[i+1].red<<4;
1329 		green1 = lut[i+1].green<<4;
1330 		blue1  = lut[i+1].blue<<4;
1331 
1332 		REG_SET_2(CM_3DLUT_DATA, 0,
1333 				CM_3DLUT_DATA0, red,
1334 				CM_3DLUT_DATA1, red1);
1335 
1336 		REG_SET_2(CM_3DLUT_DATA, 0,
1337 				CM_3DLUT_DATA0, green,
1338 				CM_3DLUT_DATA1, green1);
1339 
1340 		REG_SET_2(CM_3DLUT_DATA, 0,
1341 				CM_3DLUT_DATA0, blue,
1342 				CM_3DLUT_DATA1, blue1);
1343 
1344 	}
1345 }
1346 
1347 /*
1348  * load selected lut with 10 bits color channels
1349  */
dpp3_set3dlut_ram10(struct dpp * dpp_base,const struct dc_rgb * lut,uint32_t entries)1350 static void dpp3_set3dlut_ram10(
1351 		struct dpp *dpp_base,
1352 		const struct dc_rgb *lut,
1353 		uint32_t entries)
1354 {
1355 	uint32_t i, red, green, blue, value;
1356 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1357 
1358 	for (i = 0; i < entries; i++) {
1359 		red   = lut[i].red;
1360 		green = lut[i].green;
1361 		blue  = lut[i].blue;
1362 
1363 		value = (red<<20) | (green<<10) | blue;
1364 
1365 		REG_SET(CM_3DLUT_DATA_30BIT, 0, CM_3DLUT_DATA_30BIT, value);
1366 	}
1367 
1368 }
1369 
1370 
dpp3_select_3dlut_ram_mask(struct dpp * dpp_base,uint32_t ram_selection_mask)1371 static void dpp3_select_3dlut_ram_mask(
1372 		struct dpp *dpp_base,
1373 		uint32_t ram_selection_mask)
1374 {
1375 	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
1376 
1377 	REG_UPDATE(CM_3DLUT_READ_WRITE_CONTROL, CM_3DLUT_WRITE_EN_MASK,
1378 			ram_selection_mask);
1379 	REG_SET(CM_3DLUT_INDEX, 0, CM_3DLUT_INDEX, 0);
1380 }
1381 
dpp3_program_3dlut(struct dpp * dpp_base,const struct tetrahedral_params * params)1382 static bool dpp3_program_3dlut(struct dpp *dpp_base,
1383 			       const struct tetrahedral_params *params)
1384 {
1385 	enum dc_lut_mode mode;
1386 	bool is_17x17x17;
1387 	bool is_12bits_color_channel;
1388 	const struct dc_rgb *lut0;
1389 	const struct dc_rgb *lut1;
1390 	const struct dc_rgb *lut2;
1391 	const struct dc_rgb *lut3;
1392 	int lut_size0;
1393 	int lut_size;
1394 
1395 	if (params == NULL) {
1396 		dpp3_set_3dlut_mode(dpp_base, LUT_BYPASS, false, false);
1397 		dpp3_power_on_hdr3dlut(dpp_base, false);
1398 		return false;
1399 	}
1400 
1401 	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
1402 		dpp3_power_on_hdr3dlut(dpp_base, true);
1403 
1404 	mode = get3dlut_config(dpp_base, &is_17x17x17, &is_12bits_color_channel);
1405 
1406 	if (mode == LUT_BYPASS || mode == LUT_RAM_B)
1407 		mode = LUT_RAM_A;
1408 	else
1409 		mode = LUT_RAM_B;
1410 
1411 	is_17x17x17 = !params->use_tetrahedral_9;
1412 	is_12bits_color_channel = params->use_12bits;
1413 	if (is_17x17x17) {
1414 		lut0 = params->tetrahedral_17.lut0;
1415 		lut1 = params->tetrahedral_17.lut1;
1416 		lut2 = params->tetrahedral_17.lut2;
1417 		lut3 = params->tetrahedral_17.lut3;
1418 		lut_size0 = sizeof(params->tetrahedral_17.lut0)/
1419 					sizeof(params->tetrahedral_17.lut0[0]);
1420 		lut_size  = sizeof(params->tetrahedral_17.lut1)/
1421 					sizeof(params->tetrahedral_17.lut1[0]);
1422 	} else {
1423 		lut0 = params->tetrahedral_9.lut0;
1424 		lut1 = params->tetrahedral_9.lut1;
1425 		lut2 = params->tetrahedral_9.lut2;
1426 		lut3 = params->tetrahedral_9.lut3;
1427 		lut_size0 = sizeof(params->tetrahedral_9.lut0)/
1428 				sizeof(params->tetrahedral_9.lut0[0]);
1429 		lut_size  = sizeof(params->tetrahedral_9.lut1)/
1430 				sizeof(params->tetrahedral_9.lut1[0]);
1431 		}
1432 
1433 	dpp3_select_3dlut_ram(dpp_base, mode,
1434 				is_12bits_color_channel);
1435 	dpp3_select_3dlut_ram_mask(dpp_base, 0x1);
1436 	if (is_12bits_color_channel)
1437 		dpp3_set3dlut_ram12(dpp_base, lut0, lut_size0);
1438 	else
1439 		dpp3_set3dlut_ram10(dpp_base, lut0, lut_size0);
1440 
1441 	dpp3_select_3dlut_ram_mask(dpp_base, 0x2);
1442 	if (is_12bits_color_channel)
1443 		dpp3_set3dlut_ram12(dpp_base, lut1, lut_size);
1444 	else
1445 		dpp3_set3dlut_ram10(dpp_base, lut1, lut_size);
1446 
1447 	dpp3_select_3dlut_ram_mask(dpp_base, 0x4);
1448 	if (is_12bits_color_channel)
1449 		dpp3_set3dlut_ram12(dpp_base, lut2, lut_size);
1450 	else
1451 		dpp3_set3dlut_ram10(dpp_base, lut2, lut_size);
1452 
1453 	dpp3_select_3dlut_ram_mask(dpp_base, 0x8);
1454 	if (is_12bits_color_channel)
1455 		dpp3_set3dlut_ram12(dpp_base, lut3, lut_size);
1456 	else
1457 		dpp3_set3dlut_ram10(dpp_base, lut3, lut_size);
1458 
1459 
1460 	dpp3_set_3dlut_mode(dpp_base, mode, is_12bits_color_channel,
1461 					is_17x17x17);
1462 
1463 	return true;
1464 }
1465 static struct dpp_funcs dcn30_dpp_funcs = {
1466 	.dpp_program_gamcor_lut = dpp3_program_gamcor_lut,
1467 	.dpp_read_state			= dpp30_read_state,
1468 	.dpp_reset			= dpp_reset,
1469 	.dpp_set_scaler			= dpp1_dscl_set_scaler_manual_scale,
1470 	.dpp_get_optimal_number_of_taps	= dpp3_get_optimal_number_of_taps,
1471 	.dpp_set_gamut_remap		= dpp3_cm_set_gamut_remap,
1472 	.dpp_set_csc_adjustment		= NULL,
1473 	.dpp_set_csc_default		= NULL,
1474 	.dpp_program_regamma_pwl	= NULL,
1475 	.dpp_set_pre_degam		= dpp3_set_pre_degam,
1476 	.dpp_program_input_lut		= NULL,
1477 	.dpp_full_bypass		= dpp1_full_bypass,
1478 	.dpp_setup			= dpp3_cnv_setup,
1479 	.dpp_program_degamma_pwl	= NULL,
1480 	.dpp_program_cm_dealpha = dpp3_program_cm_dealpha,
1481 	.dpp_program_cm_bias = dpp3_program_cm_bias,
1482 	.dpp_program_blnd_lut = dpp3_program_blnd_lut,
1483 	.dpp_program_shaper_lut = dpp3_program_shaper,
1484 	.dpp_program_3dlut = dpp3_program_3dlut,
1485 	.dpp_deferred_update = dpp3_deferred_update,
1486 	.dpp_program_bias_and_scale	= NULL,
1487 	.dpp_cnv_set_alpha_keyer	= dpp2_cnv_set_alpha_keyer,
1488 	.set_cursor_attributes		= dpp3_set_cursor_attributes,
1489 	.set_cursor_position		= dpp1_set_cursor_position,
1490 	.set_optional_cursor_attributes	= dpp1_cnv_set_optional_cursor_attributes,
1491 	.dpp_dppclk_control		= dpp1_dppclk_control,
1492 	.dpp_set_hdr_multiplier		= dpp3_set_hdr_multiplier,
1493 	.dpp_get_gamut_remap		= dpp3_cm_get_gamut_remap,
1494 	.dpp_force_disable_cursor 	= dpp_force_disable_cursor,
1495 };
1496 
1497 
1498 static struct dpp_caps dcn30_dpp_cap = {
1499 	.dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT,
1500 	.dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions,
1501 };
1502 
dpp3_construct(struct dcn3_dpp * dpp,struct dc_context * ctx,uint32_t inst,const struct dcn3_dpp_registers * tf_regs,const struct dcn3_dpp_shift * tf_shift,const struct dcn3_dpp_mask * tf_mask)1503 bool dpp3_construct(
1504 	struct dcn3_dpp *dpp,
1505 	struct dc_context *ctx,
1506 	uint32_t inst,
1507 	const struct dcn3_dpp_registers *tf_regs,
1508 	const struct dcn3_dpp_shift *tf_shift,
1509 	const struct dcn3_dpp_mask *tf_mask)
1510 {
1511 	dpp->base.ctx = ctx;
1512 
1513 	dpp->base.inst = inst;
1514 	dpp->base.funcs = &dcn30_dpp_funcs;
1515 	dpp->base.caps = &dcn30_dpp_cap;
1516 
1517 	dpp->tf_regs = tf_regs;
1518 	dpp->tf_shift = tf_shift;
1519 	dpp->tf_mask = tf_mask;
1520 
1521 	return true;
1522 }
1523 
1524