1 /*
2  * Copyright 2012-15 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 "dcn20_mpc.h"
27 
28 #include "reg_helper.h"
29 #include "dc.h"
30 #include "mem_input.h"
31 #include "dcn10/dcn10_cm_common.h"
32 
33 #define REG(reg)\
34 	mpc20->mpc_regs->reg
35 
36 #define IND_REG(index) \
37 	(index)
38 
39 #define CTX \
40 	mpc20->base.ctx
41 
42 #undef FN
43 #define FN(reg_name, field_name) \
44 	mpc20->mpc_shift->field_name, mpc20->mpc_mask->field_name
45 
46 #define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
47 
48 void mpc2_update_blending(
49 	struct mpc *mpc,
50 	struct mpcc_blnd_cfg *blnd_cfg,
51 	int mpcc_id)
52 {
53 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
54 
55 	struct mpcc *mpcc = mpc1_get_mpcc(mpc, mpcc_id);
56 
57 	REG_UPDATE_7(MPCC_CONTROL[mpcc_id],
58 			MPCC_ALPHA_BLND_MODE,		blnd_cfg->alpha_mode,
59 			MPCC_ALPHA_MULTIPLIED_MODE,	blnd_cfg->pre_multiplied_alpha,
60 			MPCC_BLND_ACTIVE_OVERLAP_ONLY,	blnd_cfg->overlap_only,
61 			MPCC_GLOBAL_ALPHA,		blnd_cfg->global_alpha,
62 			MPCC_GLOBAL_GAIN,		blnd_cfg->global_gain,
63 			MPCC_BG_BPC,			blnd_cfg->background_color_bpc,
64 			MPCC_BOT_GAIN_MODE,		blnd_cfg->bottom_gain_mode);
65 
66 	REG_SET(MPCC_TOP_GAIN[mpcc_id], 0, MPCC_TOP_GAIN, blnd_cfg->top_gain);
67 	REG_SET(MPCC_BOT_GAIN_INSIDE[mpcc_id], 0, MPCC_BOT_GAIN_INSIDE, blnd_cfg->bottom_inside_gain);
68 	REG_SET(MPCC_BOT_GAIN_OUTSIDE[mpcc_id], 0, MPCC_BOT_GAIN_OUTSIDE, blnd_cfg->bottom_outside_gain);
69 
70 	mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
71 	mpcc->blnd_cfg = *blnd_cfg;
72 }
73 
74 void mpc2_set_denorm(
75 		struct mpc *mpc,
76 		int opp_id,
77 		enum dc_color_depth output_depth)
78 {
79 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
80 	int denorm_mode = 0;
81 
82 	switch (output_depth) {
83 	case COLOR_DEPTH_666:
84 		denorm_mode = 1;
85 		break;
86 	case COLOR_DEPTH_888:
87 		denorm_mode = 2;
88 		break;
89 	case COLOR_DEPTH_999:
90 		denorm_mode = 3;
91 		break;
92 	case COLOR_DEPTH_101010:
93 		denorm_mode = 4;
94 		break;
95 	case COLOR_DEPTH_111111:
96 		denorm_mode = 5;
97 		break;
98 	case COLOR_DEPTH_121212:
99 		denorm_mode = 6;
100 		break;
101 	case COLOR_DEPTH_141414:
102 	case COLOR_DEPTH_161616:
103 	default:
104 		/* not valid used case! */
105 		break;
106 	}
107 
108 	REG_UPDATE(DENORM_CONTROL[opp_id],
109 			MPC_OUT_DENORM_MODE, denorm_mode);
110 }
111 
112 void mpc2_set_denorm_clamp(
113 		struct mpc *mpc,
114 		int opp_id,
115 		struct mpc_denorm_clamp denorm_clamp)
116 {
117 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
118 
119 	REG_UPDATE_2(DENORM_CONTROL[opp_id],
120 			MPC_OUT_DENORM_CLAMP_MAX_R_CR, denorm_clamp.clamp_max_r_cr,
121 			MPC_OUT_DENORM_CLAMP_MIN_R_CR, denorm_clamp.clamp_min_r_cr);
122 	REG_UPDATE_2(DENORM_CLAMP_G_Y[opp_id],
123 			MPC_OUT_DENORM_CLAMP_MAX_G_Y, denorm_clamp.clamp_max_g_y,
124 			MPC_OUT_DENORM_CLAMP_MIN_G_Y, denorm_clamp.clamp_min_g_y);
125 	REG_UPDATE_2(DENORM_CLAMP_B_CB[opp_id],
126 			MPC_OUT_DENORM_CLAMP_MAX_B_CB, denorm_clamp.clamp_max_b_cb,
127 			MPC_OUT_DENORM_CLAMP_MIN_B_CB, denorm_clamp.clamp_min_b_cb);
128 }
129 
130 
131 
132 void mpc2_set_output_csc(
133 		struct mpc *mpc,
134 		int opp_id,
135 		const uint16_t *regval,
136 		enum mpc_output_csc_mode ocsc_mode)
137 {
138 	uint32_t cur_mode;
139 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
140 	struct color_matrices_reg ocsc_regs;
141 
142 	if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE) {
143 		REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
144 		return;
145 	}
146 
147 	if (regval == NULL) {
148 		BREAK_TO_DEBUGGER();
149 		return;
150 	}
151 
152 	/* determine which CSC coefficients (A or B) we are using
153 	 * currently.  select the alternate set to double buffer
154 	 * the CSC update so CSC is updated on frame boundary
155 	 */
156 	IX_REG_GET(MPC_OCSC_TEST_DEBUG_INDEX, MPC_OCSC_TEST_DEBUG_DATA,
157 						MPC_OCSC_TEST_DEBUG_DATA_STATUS_IDX,
158 						MPC_OCSC_TEST_DEBUG_DATA_OCSC_MODE, &cur_mode);
159 
160 	if (cur_mode != MPC_OUTPUT_CSC_COEF_A)
161 		ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
162 	else
163 		ocsc_mode = MPC_OUTPUT_CSC_COEF_B;
164 
165 	ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
166 	ocsc_regs.masks.csc_c11  = mpc20->mpc_mask->MPC_OCSC_C11_A;
167 	ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
168 	ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
169 
170 	if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
171 		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
172 		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
173 	} else {
174 		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
175 		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
176 	}
177 
178 	cm_helper_program_color_matrices(
179 			mpc20->base.ctx,
180 			regval,
181 			&ocsc_regs);
182 
183 	REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
184 }
185 
186 void mpc2_set_ocsc_default(
187 		struct mpc *mpc,
188 		int opp_id,
189 		enum dc_color_space color_space,
190 		enum mpc_output_csc_mode ocsc_mode)
191 {
192 	uint32_t cur_mode;
193 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
194 	uint32_t arr_size;
195 	struct color_matrices_reg ocsc_regs;
196 	const uint16_t *regval = NULL;
197 
198 	if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE) {
199 		REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
200 		return;
201 	}
202 
203 	regval = find_color_matrix(color_space, &arr_size);
204 
205 	if (regval == NULL) {
206 		BREAK_TO_DEBUGGER();
207 		return;
208 	}
209 
210 	/* determine which CSC coefficients (A or B) we are using
211 	 * currently.  select the alternate set to double buffer
212 	 * the CSC update so CSC is updated on frame boundary
213 	 */
214 	IX_REG_GET(MPC_OCSC_TEST_DEBUG_INDEX, MPC_OCSC_TEST_DEBUG_DATA,
215 						MPC_OCSC_TEST_DEBUG_DATA_STATUS_IDX,
216 						MPC_OCSC_TEST_DEBUG_DATA_OCSC_MODE, &cur_mode);
217 
218 	if (cur_mode != MPC_OUTPUT_CSC_COEF_A)
219 		ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
220 	else
221 		ocsc_mode = MPC_OUTPUT_CSC_COEF_B;
222 
223 	ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
224 	ocsc_regs.masks.csc_c11  = mpc20->mpc_mask->MPC_OCSC_C11_A;
225 	ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
226 	ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
227 
228 
229 	if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
230 		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
231 		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
232 	} else {
233 		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
234 		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
235 	}
236 
237 	cm_helper_program_color_matrices(
238 			mpc20->base.ctx,
239 			regval,
240 			&ocsc_regs);
241 
242 	REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
243 }
244 
245 static void mpc2_ogam_get_reg_field(
246 		struct mpc *mpc,
247 		struct xfer_func_reg *reg)
248 {
249 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
250 
251 	reg->shifts.exp_region0_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
252 	reg->masks.exp_region0_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
253 	reg->shifts.exp_region0_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
254 	reg->masks.exp_region0_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
255 	reg->shifts.exp_region1_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
256 	reg->masks.exp_region1_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
257 	reg->shifts.exp_region1_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
258 	reg->masks.exp_region1_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
259 	reg->shifts.field_region_end = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_B;
260 	reg->masks.field_region_end = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_B;
261 	reg->shifts.field_region_end_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
262 	reg->masks.field_region_end_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
263 	reg->shifts.field_region_end_base = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
264 	reg->masks.field_region_end_base = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
265 	reg->shifts.field_region_linear_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
266 	reg->masks.field_region_linear_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
267 	reg->shifts.exp_region_start = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_B;
268 	reg->masks.exp_region_start = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_B;
269 	reg->shifts.exp_resion_start_segment = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
270 	reg->masks.exp_resion_start_segment = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
271 }
272 
273 void mpc20_power_on_ogam_lut(
274 		struct mpc *mpc, int mpcc_id,
275 		bool power_on)
276 {
277 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
278 
279 	REG_SET(MPCC_MEM_PWR_CTRL[mpcc_id], 0,
280 			MPCC_OGAM_MEM_PWR_DIS, power_on == true ? 1:0);
281 
282 }
283 
284 static void mpc20_configure_ogam_lut(
285 		struct mpc *mpc, int mpcc_id,
286 		bool is_ram_a)
287 {
288 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
289 
290 	REG_UPDATE_2(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
291 			MPCC_OGAM_LUT_WRITE_EN_MASK, 7,
292 			MPCC_OGAM_LUT_RAM_SEL, is_ram_a == true ? 0:1);
293 
294 	REG_SET(MPCC_OGAM_LUT_INDEX[mpcc_id], 0, MPCC_OGAM_LUT_INDEX, 0);
295 }
296 
297 static enum dc_lut_mode mpc20_get_ogam_current(struct mpc *mpc, int mpcc_id)
298 {
299 	enum dc_lut_mode mode;
300 	uint32_t state_mode;
301 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
302 
303 	REG_GET(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
304 			MPCC_OGAM_CONFIG_STATUS, &state_mode);
305 
306 		switch (state_mode) {
307 		case 0:
308 			mode = LUT_BYPASS;
309 			break;
310 		case 1:
311 			mode = LUT_RAM_A;
312 			break;
313 		case 2:
314 			mode = LUT_RAM_B;
315 			break;
316 		default:
317 			mode = LUT_BYPASS;
318 			break;
319 		}
320 		return mode;
321 }
322 
323 static void mpc2_program_lutb(struct mpc *mpc, int mpcc_id,
324 			const struct pwl_params *params)
325 {
326 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
327 	struct xfer_func_reg gam_regs;
328 
329 	mpc2_ogam_get_reg_field(mpc, &gam_regs);
330 
331 	gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMB_START_CNTL_B[mpcc_id]);
332 	gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMB_START_CNTL_G[mpcc_id]);
333 	gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMB_START_CNTL_R[mpcc_id]);
334 	gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_B[mpcc_id]);
335 	gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_G[mpcc_id]);
336 	gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_R[mpcc_id]);
337 	gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMB_END_CNTL1_B[mpcc_id]);
338 	gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMB_END_CNTL2_B[mpcc_id]);
339 	gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMB_END_CNTL1_G[mpcc_id]);
340 	gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMB_END_CNTL2_G[mpcc_id]);
341 	gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMB_END_CNTL1_R[mpcc_id]);
342 	gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMB_END_CNTL2_R[mpcc_id]);
343 	gam_regs.region_start = REG(MPCC_OGAM_RAMB_REGION_0_1[mpcc_id]);
344 	gam_regs.region_end = REG(MPCC_OGAM_RAMB_REGION_32_33[mpcc_id]);
345 
346 	cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
347 
348 }
349 
350 static void mpc2_program_luta(struct mpc *mpc, int mpcc_id,
351 		const struct pwl_params *params)
352 {
353 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
354 	struct xfer_func_reg gam_regs;
355 
356 	mpc2_ogam_get_reg_field(mpc, &gam_regs);
357 
358 	gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMA_START_CNTL_B[mpcc_id]);
359 	gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMA_START_CNTL_G[mpcc_id]);
360 	gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMA_START_CNTL_R[mpcc_id]);
361 	gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_B[mpcc_id]);
362 	gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_G[mpcc_id]);
363 	gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_R[mpcc_id]);
364 	gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMA_END_CNTL1_B[mpcc_id]);
365 	gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMA_END_CNTL2_B[mpcc_id]);
366 	gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMA_END_CNTL1_G[mpcc_id]);
367 	gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMA_END_CNTL2_G[mpcc_id]);
368 	gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMA_END_CNTL1_R[mpcc_id]);
369 	gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMA_END_CNTL2_R[mpcc_id]);
370 	gam_regs.region_start = REG(MPCC_OGAM_RAMA_REGION_0_1[mpcc_id]);
371 	gam_regs.region_end = REG(MPCC_OGAM_RAMA_REGION_32_33[mpcc_id]);
372 
373 	cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
374 
375 }
376 
377 static void mpc20_program_ogam_pwl(
378 		struct mpc *mpc, int mpcc_id,
379 		const struct pwl_result_data *rgb,
380 		uint32_t num)
381 {
382 	uint32_t i;
383 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
384 
385 	PERF_TRACE();
386 	REG_SEQ_START();
387 
388 	for (i = 0 ; i < num; i++) {
389 		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].red_reg);
390 		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].green_reg);
391 		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].blue_reg);
392 
393 		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
394 				MPCC_OGAM_LUT_DATA, rgb[i].delta_red_reg);
395 		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
396 				MPCC_OGAM_LUT_DATA, rgb[i].delta_green_reg);
397 		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
398 				MPCC_OGAM_LUT_DATA, rgb[i].delta_blue_reg);
399 
400 	}
401 
402 }
403 
404 void apply_DEDCN20_305_wa(
405 		struct mpc *mpc,
406 		int mpcc_id, enum dc_lut_mode current_mode,
407 		enum dc_lut_mode next_mode)
408 {
409 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
410 
411 	if (mpc->ctx->dc->debug.cm_in_bypass) {
412 		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
413 		return;
414 	}
415 
416 	if (mpc->ctx->dc->work_arounds.dedcn20_305_wa == false) {
417 		/*hw fixed in new review*/
418 		return;
419 	}
420 	if (current_mode == LUT_BYPASS)
421 		/*this will only work if OTG is locked.
422 		 *if we were to support OTG unlock case,
423 		 *the workaround will be more complex
424 		 */
425 		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
426 			next_mode == LUT_RAM_A ? 1:2);
427 }
428 
429 void mpc2_set_output_gamma(
430 		struct mpc *mpc,
431 		int mpcc_id,
432 		const struct pwl_params *params)
433 {
434 	enum dc_lut_mode current_mode;
435 	enum dc_lut_mode next_mode;
436 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
437 
438 	if (mpc->ctx->dc->debug.cm_in_bypass) {
439 		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
440 		return;
441 	}
442 
443 	if (params == NULL) {
444 		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
445 		return;
446 	}
447 
448 	current_mode = mpc20_get_ogam_current(mpc, mpcc_id);
449 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
450 		next_mode = LUT_RAM_B;
451 	else
452 		next_mode = LUT_RAM_A;
453 
454 	mpc20_power_on_ogam_lut(mpc, mpcc_id, true);
455 	mpc20_configure_ogam_lut(mpc, mpcc_id, next_mode == LUT_RAM_A ? true:false);
456 
457 	if (next_mode == LUT_RAM_A)
458 		mpc2_program_luta(mpc, mpcc_id, params);
459 	else
460 		mpc2_program_lutb(mpc, mpcc_id, params);
461 
462 	apply_DEDCN20_305_wa(mpc, mpcc_id, current_mode, next_mode);
463 
464 	mpc20_program_ogam_pwl(
465 			mpc, mpcc_id, params->rgb_resulted, params->hw_points_num);
466 
467 	REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
468 		next_mode == LUT_RAM_A ? 1:2);
469 }
470 void mpc2_assert_idle_mpcc(struct mpc *mpc, int id)
471 {
472 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
473 	unsigned int mpc_disabled;
474 
475 	ASSERT(!(mpc20->mpcc_in_use_mask & 1 << id));
476 	REG_GET(MPCC_STATUS[id], MPCC_DISABLED, &mpc_disabled);
477 	if (mpc_disabled)
478 		return;
479 
480 	REG_WAIT(MPCC_STATUS[id],
481 			MPCC_IDLE, 1,
482 			1, 100000);
483 }
484 
485 void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
486 {
487 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
488 	unsigned int top_sel, mpc_busy, mpc_idle, mpc_disabled;
489 
490 	REG_GET(MPCC_TOP_SEL[mpcc_id],
491 			MPCC_TOP_SEL, &top_sel);
492 
493 	REG_GET_3(MPCC_STATUS[mpcc_id],
494 			MPCC_BUSY, &mpc_busy,
495 			MPCC_IDLE, &mpc_idle,
496 			MPCC_DISABLED, &mpc_disabled);
497 
498 	if (top_sel == 0xf) {
499 		ASSERT(!mpc_busy);
500 		ASSERT(mpc_idle);
501 		ASSERT(mpc_disabled);
502 	} else {
503 		ASSERT(!mpc_disabled);
504 		ASSERT(!mpc_idle);
505 	}
506 
507 	REG_SEQ_SUBMIT();
508 	PERF_TRACE();
509 	REG_SEQ_WAIT_DONE();
510 	PERF_TRACE();
511 }
512 
513 static void mpc2_init_mpcc(struct mpcc *mpcc, int mpcc_inst)
514 {
515 	mpcc->mpcc_id = mpcc_inst;
516 	mpcc->dpp_id = 0xf;
517 	mpcc->mpcc_bot = NULL;
518 	mpcc->blnd_cfg.overlap_only = false;
519 	mpcc->blnd_cfg.global_alpha = 0xff;
520 	mpcc->blnd_cfg.global_gain = 0xff;
521 	mpcc->blnd_cfg.background_color_bpc = 4;
522 	mpcc->blnd_cfg.bottom_gain_mode = 0;
523 	mpcc->blnd_cfg.top_gain = 0x1f000;
524 	mpcc->blnd_cfg.bottom_inside_gain = 0x1f000;
525 	mpcc->blnd_cfg.bottom_outside_gain = 0x1f000;
526 	mpcc->sm_cfg.enable = false;
527 }
528 
529 struct mpcc *mpc2_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
530 {
531 	struct mpcc *tmp_mpcc = tree->opp_list;
532 
533 	while (tmp_mpcc != NULL) {
534 		if (tmp_mpcc->dpp_id == 0xf || tmp_mpcc->dpp_id == dpp_id)
535 			return tmp_mpcc;
536 		tmp_mpcc = tmp_mpcc->mpcc_bot;
537 	}
538 	return NULL;
539 }
540 
541 const struct mpc_funcs dcn20_mpc_funcs = {
542 	.read_mpcc_state = mpc1_read_mpcc_state,
543 	.insert_plane = mpc1_insert_plane,
544 	.remove_mpcc = mpc1_remove_mpcc,
545 	.mpc_init = mpc1_mpc_init,
546 	.mpc_init_single_inst = mpc1_mpc_init_single_inst,
547 	.update_blending = mpc2_update_blending,
548 	.cursor_lock = mpc1_cursor_lock,
549 	.get_mpcc_for_dpp = mpc2_get_mpcc_for_dpp,
550 	.wait_for_idle = mpc2_assert_idle_mpcc,
551 	.assert_mpcc_idle_before_connect = mpc2_assert_mpcc_idle_before_connect,
552 	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
553 	.set_denorm = mpc2_set_denorm,
554 	.set_denorm_clamp = mpc2_set_denorm_clamp,
555 	.set_output_csc = mpc2_set_output_csc,
556 	.set_ocsc_default = mpc2_set_ocsc_default,
557 	.set_output_gamma = mpc2_set_output_gamma,
558 	.power_on_mpc_mem_pwr = mpc20_power_on_ogam_lut,
559 };
560 
561 void dcn20_mpc_construct(struct dcn20_mpc *mpc20,
562 	struct dc_context *ctx,
563 	const struct dcn20_mpc_registers *mpc_regs,
564 	const struct dcn20_mpc_shift *mpc_shift,
565 	const struct dcn20_mpc_mask *mpc_mask,
566 	int num_mpcc)
567 {
568 	int i;
569 
570 	mpc20->base.ctx = ctx;
571 
572 	mpc20->base.funcs = &dcn20_mpc_funcs;
573 
574 	mpc20->mpc_regs = mpc_regs;
575 	mpc20->mpc_shift = mpc_shift;
576 	mpc20->mpc_mask = mpc_mask;
577 
578 	mpc20->mpcc_in_use_mask = 0;
579 	mpc20->num_mpcc = num_mpcc;
580 
581 	for (i = 0; i < MAX_MPCC; i++)
582 		mpc2_init_mpcc(&mpc20->base.mpcc_array[i], i);
583 }
584 
585