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
48void 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	mpcc->blnd_cfg = *blnd_cfg;
71}
72
73void mpc2_set_denorm(
74		struct mpc *mpc,
75		int opp_id,
76		enum dc_color_depth output_depth)
77{
78	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
79	int denorm_mode = 0;
80
81	switch (output_depth) {
82	case COLOR_DEPTH_666:
83		denorm_mode = 1;
84		break;
85	case COLOR_DEPTH_888:
86		denorm_mode = 2;
87		break;
88	case COLOR_DEPTH_999:
89		denorm_mode = 3;
90		break;
91	case COLOR_DEPTH_101010:
92		denorm_mode = 4;
93		break;
94	case COLOR_DEPTH_111111:
95		denorm_mode = 5;
96		break;
97	case COLOR_DEPTH_121212:
98		denorm_mode = 6;
99		break;
100	case COLOR_DEPTH_141414:
101	case COLOR_DEPTH_161616:
102	default:
103		/* not valid used case! */
104		break;
105	}
106
107	REG_UPDATE(DENORM_CONTROL[opp_id],
108			MPC_OUT_DENORM_MODE, denorm_mode);
109}
110
111void mpc2_set_denorm_clamp(
112		struct mpc *mpc,
113		int opp_id,
114		struct mpc_denorm_clamp denorm_clamp)
115{
116	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
117
118	REG_UPDATE_2(DENORM_CONTROL[opp_id],
119			MPC_OUT_DENORM_CLAMP_MAX_R_CR, denorm_clamp.clamp_max_r_cr,
120			MPC_OUT_DENORM_CLAMP_MIN_R_CR, denorm_clamp.clamp_min_r_cr);
121	REG_UPDATE_2(DENORM_CLAMP_G_Y[opp_id],
122			MPC_OUT_DENORM_CLAMP_MAX_G_Y, denorm_clamp.clamp_max_g_y,
123			MPC_OUT_DENORM_CLAMP_MIN_G_Y, denorm_clamp.clamp_min_g_y);
124	REG_UPDATE_2(DENORM_CLAMP_B_CB[opp_id],
125			MPC_OUT_DENORM_CLAMP_MAX_B_CB, denorm_clamp.clamp_max_b_cb,
126			MPC_OUT_DENORM_CLAMP_MIN_B_CB, denorm_clamp.clamp_min_b_cb);
127}
128
129
130
131void mpc2_set_output_csc(
132		struct mpc *mpc,
133		int opp_id,
134		const uint16_t *regval,
135		enum mpc_output_csc_mode ocsc_mode)
136{
137	uint32_t cur_mode;
138	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
139	struct color_matrices_reg ocsc_regs;
140
141	if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE) {
142		REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
143		return;
144	}
145
146	if (regval == NULL) {
147		BREAK_TO_DEBUGGER();
148		return;
149	}
150
151	/* determine which CSC coefficients (A or B) we are using
152	 * currently.  select the alternate set to double buffer
153	 * the CSC update so CSC is updated on frame boundary
154	 */
155	IX_REG_GET(MPC_OCSC_TEST_DEBUG_INDEX, MPC_OCSC_TEST_DEBUG_DATA,
156						MPC_OCSC_TEST_DEBUG_DATA_STATUS_IDX,
157						MPC_OCSC_TEST_DEBUG_DATA_OCSC_MODE, &cur_mode);
158
159	if (cur_mode != MPC_OUTPUT_CSC_COEF_A)
160		ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
161	else
162		ocsc_mode = MPC_OUTPUT_CSC_COEF_B;
163
164	ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
165	ocsc_regs.masks.csc_c11  = mpc20->mpc_mask->MPC_OCSC_C11_A;
166	ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
167	ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
168
169	if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
170		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
171		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
172	} else {
173		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
174		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
175	}
176
177	cm_helper_program_color_matrices(
178			mpc20->base.ctx,
179			regval,
180			&ocsc_regs);
181
182	REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
183}
184
185void mpc2_set_ocsc_default(
186		struct mpc *mpc,
187		int opp_id,
188		enum dc_color_space color_space,
189		enum mpc_output_csc_mode ocsc_mode)
190{
191	uint32_t cur_mode;
192	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
193	uint32_t arr_size;
194	struct color_matrices_reg ocsc_regs;
195	const uint16_t *regval = NULL;
196
197	if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE) {
198		REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
199		return;
200	}
201
202	regval = find_color_matrix(color_space, &arr_size);
203
204	if (regval == NULL) {
205		BREAK_TO_DEBUGGER();
206		return;
207	}
208
209	/* determine which CSC coefficients (A or B) we are using
210	 * currently.  select the alternate set to double buffer
211	 * the CSC update so CSC is updated on frame boundary
212	 */
213	IX_REG_GET(MPC_OCSC_TEST_DEBUG_INDEX, MPC_OCSC_TEST_DEBUG_DATA,
214						MPC_OCSC_TEST_DEBUG_DATA_STATUS_IDX,
215						MPC_OCSC_TEST_DEBUG_DATA_OCSC_MODE, &cur_mode);
216
217	if (cur_mode != MPC_OUTPUT_CSC_COEF_A)
218		ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
219	else
220		ocsc_mode = MPC_OUTPUT_CSC_COEF_B;
221
222	ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
223	ocsc_regs.masks.csc_c11  = mpc20->mpc_mask->MPC_OCSC_C11_A;
224	ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
225	ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
226
227
228	if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
229		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
230		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
231	} else {
232		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
233		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
234	}
235
236	cm_helper_program_color_matrices(
237			mpc20->base.ctx,
238			regval,
239			&ocsc_regs);
240
241	REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
242}
243
244static void mpc2_ogam_get_reg_field(
245		struct mpc *mpc,
246		struct xfer_func_reg *reg)
247{
248	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
249
250	reg->shifts.exp_region0_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
251	reg->masks.exp_region0_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
252	reg->shifts.exp_region0_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
253	reg->masks.exp_region0_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
254	reg->shifts.exp_region1_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
255	reg->masks.exp_region1_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
256	reg->shifts.exp_region1_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
257	reg->masks.exp_region1_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
258	reg->shifts.field_region_end = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_B;
259	reg->masks.field_region_end = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_B;
260	reg->shifts.field_region_end_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
261	reg->masks.field_region_end_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
262	reg->shifts.field_region_end_base = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
263	reg->masks.field_region_end_base = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
264	reg->shifts.field_region_linear_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
265	reg->masks.field_region_linear_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
266	reg->shifts.exp_region_start = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_B;
267	reg->masks.exp_region_start = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_B;
268	reg->shifts.exp_resion_start_segment = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
269	reg->masks.exp_resion_start_segment = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
270}
271
272void mpc20_power_on_ogam_lut(
273		struct mpc *mpc, int mpcc_id,
274		bool power_on)
275{
276	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
277
278	REG_SET(MPCC_MEM_PWR_CTRL[mpcc_id], 0,
279			MPCC_OGAM_MEM_PWR_DIS, power_on == true ? 1:0);
280
281}
282
283static void mpc20_configure_ogam_lut(
284		struct mpc *mpc, int mpcc_id,
285		bool is_ram_a)
286{
287	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
288
289	REG_UPDATE_2(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
290			MPCC_OGAM_LUT_WRITE_EN_MASK, 7,
291			MPCC_OGAM_LUT_RAM_SEL, is_ram_a == true ? 0:1);
292
293	REG_SET(MPCC_OGAM_LUT_INDEX[mpcc_id], 0, MPCC_OGAM_LUT_INDEX, 0);
294}
295
296static enum dc_lut_mode mpc20_get_ogam_current(struct mpc *mpc, int mpcc_id)
297{
298	enum dc_lut_mode mode;
299	uint32_t state_mode;
300	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
301
302	REG_GET(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id], MPCC_OGAM_CONFIG_STATUS, &state_mode);
303
304	switch (state_mode) {
305	case 0:
306		mode = LUT_BYPASS;
307		break;
308	case 1:
309		mode = LUT_RAM_A;
310		break;
311	case 2:
312		mode = LUT_RAM_B;
313		break;
314	default:
315		mode = LUT_BYPASS;
316		break;
317	}
318
319	return mode;
320}
321
322static void mpc2_program_lutb(struct mpc *mpc, int mpcc_id,
323			const struct pwl_params *params)
324{
325	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
326	struct xfer_func_reg gam_regs;
327
328	mpc2_ogam_get_reg_field(mpc, &gam_regs);
329
330	gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMB_START_CNTL_B[mpcc_id]);
331	gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMB_START_CNTL_G[mpcc_id]);
332	gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMB_START_CNTL_R[mpcc_id]);
333	gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_B[mpcc_id]);
334	gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_G[mpcc_id]);
335	gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_R[mpcc_id]);
336	gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMB_END_CNTL1_B[mpcc_id]);
337	gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMB_END_CNTL2_B[mpcc_id]);
338	gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMB_END_CNTL1_G[mpcc_id]);
339	gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMB_END_CNTL2_G[mpcc_id]);
340	gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMB_END_CNTL1_R[mpcc_id]);
341	gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMB_END_CNTL2_R[mpcc_id]);
342	gam_regs.region_start = REG(MPCC_OGAM_RAMB_REGION_0_1[mpcc_id]);
343	gam_regs.region_end = REG(MPCC_OGAM_RAMB_REGION_32_33[mpcc_id]);
344
345	cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
346
347}
348
349static void mpc2_program_luta(struct mpc *mpc, int mpcc_id,
350		const struct pwl_params *params)
351{
352	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
353	struct xfer_func_reg gam_regs;
354
355	mpc2_ogam_get_reg_field(mpc, &gam_regs);
356
357	gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMA_START_CNTL_B[mpcc_id]);
358	gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMA_START_CNTL_G[mpcc_id]);
359	gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMA_START_CNTL_R[mpcc_id]);
360	gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_B[mpcc_id]);
361	gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_G[mpcc_id]);
362	gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_R[mpcc_id]);
363	gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMA_END_CNTL1_B[mpcc_id]);
364	gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMA_END_CNTL2_B[mpcc_id]);
365	gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMA_END_CNTL1_G[mpcc_id]);
366	gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMA_END_CNTL2_G[mpcc_id]);
367	gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMA_END_CNTL1_R[mpcc_id]);
368	gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMA_END_CNTL2_R[mpcc_id]);
369	gam_regs.region_start = REG(MPCC_OGAM_RAMA_REGION_0_1[mpcc_id]);
370	gam_regs.region_end = REG(MPCC_OGAM_RAMA_REGION_32_33[mpcc_id]);
371
372	cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
373
374}
375
376static void mpc20_program_ogam_pwl(
377		struct mpc *mpc, int mpcc_id,
378		const struct pwl_result_data *rgb,
379		uint32_t num)
380{
381	uint32_t i;
382	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
383
384	PERF_TRACE();
385	REG_SEQ_START();
386
387	for (i = 0 ; i < num; i++) {
388		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].red_reg);
389		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].green_reg);
390		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].blue_reg);
391
392		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
393				MPCC_OGAM_LUT_DATA, rgb[i].delta_red_reg);
394		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
395				MPCC_OGAM_LUT_DATA, rgb[i].delta_green_reg);
396		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
397				MPCC_OGAM_LUT_DATA, rgb[i].delta_blue_reg);
398
399	}
400
401}
402
403static void apply_DEDCN20_305_wa(struct mpc *mpc, int mpcc_id,
404				 enum dc_lut_mode current_mode,
405				 enum dc_lut_mode next_mode)
406{
407	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
408
409	if (mpc->ctx->dc->debug.cm_in_bypass) {
410		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
411		return;
412	}
413
414	if (mpc->ctx->dc->work_arounds.dedcn20_305_wa == false) {
415		/*hw fixed in new review*/
416		return;
417	}
418	if (current_mode == LUT_BYPASS)
419		/*this will only work if OTG is locked.
420		 *if we were to support OTG unlock case,
421		 *the workaround will be more complex
422		 */
423		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
424			next_mode == LUT_RAM_A ? 1:2);
425}
426
427void mpc2_set_output_gamma(
428		struct mpc *mpc,
429		int mpcc_id,
430		const struct pwl_params *params)
431{
432	enum dc_lut_mode current_mode;
433	enum dc_lut_mode next_mode;
434	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
435
436	if (mpc->ctx->dc->debug.cm_in_bypass) {
437		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
438		return;
439	}
440
441	if (params == NULL) {
442		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
443		return;
444	}
445
446	current_mode = mpc20_get_ogam_current(mpc, mpcc_id);
447	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
448		next_mode = LUT_RAM_B;
449	else
450		next_mode = LUT_RAM_A;
451
452	mpc20_power_on_ogam_lut(mpc, mpcc_id, true);
453	mpc20_configure_ogam_lut(mpc, mpcc_id, next_mode == LUT_RAM_A);
454
455	if (next_mode == LUT_RAM_A)
456		mpc2_program_luta(mpc, mpcc_id, params);
457	else
458		mpc2_program_lutb(mpc, mpcc_id, params);
459
460	apply_DEDCN20_305_wa(mpc, mpcc_id, current_mode, next_mode);
461
462	mpc20_program_ogam_pwl(
463			mpc, mpcc_id, params->rgb_resulted, params->hw_points_num);
464
465	REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
466		next_mode == LUT_RAM_A ? 1:2);
467}
468void mpc2_assert_idle_mpcc(struct mpc *mpc, int id)
469{
470	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
471	unsigned int mpc_disabled;
472
473	ASSERT(!(mpc20->mpcc_in_use_mask & 1 << id));
474	REG_GET(MPCC_STATUS[id], MPCC_DISABLED, &mpc_disabled);
475	if (mpc_disabled)
476		return;
477
478	REG_WAIT(MPCC_STATUS[id],
479			MPCC_IDLE, 1,
480			1, 100000);
481}
482
483void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
484{
485	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
486	unsigned int top_sel, mpc_busy, mpc_idle, mpc_disabled;
487
488	REG_GET(MPCC_TOP_SEL[mpcc_id],
489			MPCC_TOP_SEL, &top_sel);
490
491	REG_GET_3(MPCC_STATUS[mpcc_id],
492			MPCC_BUSY, &mpc_busy,
493			MPCC_IDLE, &mpc_idle,
494			MPCC_DISABLED, &mpc_disabled);
495
496	if (top_sel == 0xf) {
497		ASSERT(!mpc_busy);
498		ASSERT(mpc_idle);
499		ASSERT(mpc_disabled);
500	} else {
501		ASSERT(!mpc_disabled);
502		ASSERT(!mpc_idle);
503	}
504
505	REG_SEQ_SUBMIT();
506	PERF_TRACE();
507	REG_SEQ_WAIT_DONE();
508	PERF_TRACE();
509}
510
511static void mpc2_init_mpcc(struct mpcc *mpcc, int mpcc_inst)
512{
513	mpcc->mpcc_id = mpcc_inst;
514	mpcc->dpp_id = 0xf;
515	mpcc->mpcc_bot = NULL;
516	mpcc->blnd_cfg.overlap_only = false;
517	mpcc->blnd_cfg.global_alpha = 0xff;
518	mpcc->blnd_cfg.global_gain = 0xff;
519	mpcc->blnd_cfg.background_color_bpc = 4;
520	mpcc->blnd_cfg.bottom_gain_mode = 0;
521	mpcc->blnd_cfg.top_gain = 0x1f000;
522	mpcc->blnd_cfg.bottom_inside_gain = 0x1f000;
523	mpcc->blnd_cfg.bottom_outside_gain = 0x1f000;
524	mpcc->sm_cfg.enable = false;
525}
526
527static struct mpcc *mpc2_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
528{
529	struct mpcc *tmp_mpcc = tree->opp_list;
530
531	while (tmp_mpcc != NULL) {
532		if (tmp_mpcc->dpp_id == 0xf || tmp_mpcc->dpp_id == dpp_id)
533			return tmp_mpcc;
534
535		/* avoid circular linked list */
536		ASSERT(tmp_mpcc != tmp_mpcc->mpcc_bot);
537		if (tmp_mpcc == tmp_mpcc->mpcc_bot)
538			break;
539
540		tmp_mpcc = tmp_mpcc->mpcc_bot;
541	}
542	return NULL;
543}
544
545static const struct mpc_funcs dcn20_mpc_funcs = {
546	.read_mpcc_state = mpc1_read_mpcc_state,
547	.insert_plane = mpc1_insert_plane,
548	.remove_mpcc = mpc1_remove_mpcc,
549	.mpc_init = mpc1_mpc_init,
550	.mpc_init_single_inst = mpc1_mpc_init_single_inst,
551	.update_blending = mpc2_update_blending,
552	.cursor_lock = mpc1_cursor_lock,
553	.get_mpcc_for_dpp = mpc2_get_mpcc_for_dpp,
554	.wait_for_idle = mpc2_assert_idle_mpcc,
555	.assert_mpcc_idle_before_connect = mpc2_assert_mpcc_idle_before_connect,
556	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
557	.set_denorm = mpc2_set_denorm,
558	.set_denorm_clamp = mpc2_set_denorm_clamp,
559	.set_output_csc = mpc2_set_output_csc,
560	.set_ocsc_default = mpc2_set_ocsc_default,
561	.set_output_gamma = mpc2_set_output_gamma,
562	.power_on_mpc_mem_pwr = mpc20_power_on_ogam_lut,
563	.get_mpc_out_mux = mpc1_get_mpc_out_mux,
564	.set_bg_color = mpc1_set_bg_color,
565};
566
567void dcn20_mpc_construct(struct dcn20_mpc *mpc20,
568	struct dc_context *ctx,
569	const struct dcn20_mpc_registers *mpc_regs,
570	const struct dcn20_mpc_shift *mpc_shift,
571	const struct dcn20_mpc_mask *mpc_mask,
572	int num_mpcc)
573{
574	int i;
575
576	mpc20->base.ctx = ctx;
577
578	mpc20->base.funcs = &dcn20_mpc_funcs;
579
580	mpc20->mpc_regs = mpc_regs;
581	mpc20->mpc_shift = mpc_shift;
582	mpc20->mpc_mask = mpc_mask;
583
584	mpc20->mpcc_in_use_mask = 0;
585	mpc20->num_mpcc = num_mpcc;
586
587	for (i = 0; i < MAX_MPCC; i++)
588		mpc2_init_mpcc(&mpc20->base.mpcc_array[i], i);
589}
590
591