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1/*2 * Copyright 2012-15 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 * Authors: AMD23 *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->reg35 36#define IND_REG(index) \37	(index)38 39#define CTX \40	mpc20->base.ctx41 42#undef FN43#define FN(reg_name, field_name) \44	mpc20->mpc_shift->field_name, mpc20->mpc_mask->field_name45 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 using152	 * currently.  select the alternate set to double buffer153	 * the CSC update so CSC is updated on frame boundary154	 */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	else162		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 using210	 * currently.  select the alternate set to double buffer211	 * the CSC update so CSC is updated on frame boundary212	 */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	else220		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	REG_SEQ_SUBMIT();401	PERF_TRACE();402	REG_SEQ_WAIT_DONE();403	PERF_TRACE();404}405 406static void apply_DEDCN20_305_wa(struct mpc *mpc, int mpcc_id,407				 enum dc_lut_mode current_mode,408				 enum dc_lut_mode next_mode)409{410	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);411 412	if (mpc->ctx->dc->debug.cm_in_bypass) {413		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);414		return;415	}416 417	if (mpc->ctx->dc->work_arounds.dedcn20_305_wa == false) {418		/*hw fixed in new review*/419		return;420	}421	if (current_mode == LUT_BYPASS)422		/*this will only work if OTG is locked.423		 *if we were to support OTG unlock case,424		 *the workaround will be more complex425		 */426		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,427			next_mode == LUT_RAM_A ? 1:2);428}429 430void mpc2_set_output_gamma(431		struct mpc *mpc,432		int mpcc_id,433		const struct pwl_params *params)434{435	enum dc_lut_mode current_mode;436	enum dc_lut_mode next_mode;437	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);438 439	if (mpc->ctx->dc->debug.cm_in_bypass) {440		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);441		return;442	}443 444	if (params == NULL) {445		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);446		return;447	}448 449	current_mode = mpc20_get_ogam_current(mpc, mpcc_id);450	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)451		next_mode = LUT_RAM_B;452	else453		next_mode = LUT_RAM_A;454 455	mpc20_power_on_ogam_lut(mpc, mpcc_id, true);456	mpc20_configure_ogam_lut(mpc, mpcc_id, next_mode == LUT_RAM_A);457 458	if (next_mode == LUT_RAM_A)459		mpc2_program_luta(mpc, mpcc_id, params);460	else461		mpc2_program_lutb(mpc, mpcc_id, params);462 463	apply_DEDCN20_305_wa(mpc, mpcc_id, current_mode, next_mode);464 465	mpc20_program_ogam_pwl(466			mpc, mpcc_id, params->rgb_resulted, params->hw_points_num);467 468	REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,469		next_mode == LUT_RAM_A ? 1:2);470}471void mpc2_assert_idle_mpcc(struct mpc *mpc, int id)472{473	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);474	unsigned int mpc_disabled;475 476	ASSERT(!(mpc20->mpcc_in_use_mask & 1 << id));477	REG_GET(MPCC_STATUS[id], MPCC_DISABLED, &mpc_disabled);478	if (mpc_disabled)479		return;480 481	REG_WAIT(MPCC_STATUS[id],482			MPCC_IDLE, 1,483			1, 100000);484}485 486void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)487{488	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);489	unsigned int top_sel, mpc_busy, mpc_idle, mpc_disabled;490 491	REG_GET(MPCC_TOP_SEL[mpcc_id],492			MPCC_TOP_SEL, &top_sel);493 494	REG_GET_3(MPCC_STATUS[mpcc_id],495			MPCC_BUSY, &mpc_busy,496			MPCC_IDLE, &mpc_idle,497			MPCC_DISABLED, &mpc_disabled);498 499	if (top_sel == 0xf) {500		ASSERT(!mpc_busy);501		ASSERT(mpc_idle);502		ASSERT(mpc_disabled);503	} else {504		ASSERT(!mpc_disabled);505		ASSERT(!mpc_idle);506	}507}508 509static void mpc2_init_mpcc(struct mpcc *mpcc, int mpcc_inst)510{511	mpcc->mpcc_id = mpcc_inst;512	mpcc->dpp_id = 0xf;513	mpcc->mpcc_bot = NULL;514	mpcc->blnd_cfg.overlap_only = false;515	mpcc->blnd_cfg.global_alpha = 0xff;516	mpcc->blnd_cfg.global_gain = 0xff;517	mpcc->blnd_cfg.background_color_bpc = 4;518	mpcc->blnd_cfg.bottom_gain_mode = 0;519	mpcc->blnd_cfg.top_gain = 0x1f000;520	mpcc->blnd_cfg.bottom_inside_gain = 0x1f000;521	mpcc->blnd_cfg.bottom_outside_gain = 0x1f000;522	mpcc->sm_cfg.enable = false;523}524 525static struct mpcc *mpc2_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)526{527	struct mpcc *tmp_mpcc = tree->opp_list;528 529	while (tmp_mpcc != NULL) {530		if (tmp_mpcc->dpp_id == 0xf || tmp_mpcc->dpp_id == dpp_id)531			return tmp_mpcc;532 533		/* avoid circular linked list */534		ASSERT(tmp_mpcc != tmp_mpcc->mpcc_bot);535		if (tmp_mpcc == tmp_mpcc->mpcc_bot)536			break;537 538		tmp_mpcc = tmp_mpcc->mpcc_bot;539	}540	return NULL;541}542 543static void mpc2_read_mpcc_state(544		struct mpc *mpc,545		int mpcc_inst,546		struct mpcc_state *s)547{548	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);549 550	REG_GET(MPCC_OPP_ID[mpcc_inst], MPCC_OPP_ID, &s->opp_id);551	REG_GET(MPCC_TOP_SEL[mpcc_inst], MPCC_TOP_SEL, &s->dpp_id);552	REG_GET(MPCC_BOT_SEL[mpcc_inst], MPCC_BOT_SEL, &s->bot_mpcc_id);553	REG_GET_4(MPCC_CONTROL[mpcc_inst], MPCC_MODE, &s->mode,554			MPCC_ALPHA_BLND_MODE, &s->alpha_mode,555			MPCC_ALPHA_MULTIPLIED_MODE, &s->pre_multiplied_alpha,556			MPCC_BLND_ACTIVE_OVERLAP_ONLY, &s->overlap_only);557	REG_GET_2(MPCC_STATUS[mpcc_inst], MPCC_IDLE, &s->idle,558			MPCC_BUSY, &s->busy);559 560	/* Gamma block state */561	REG_GET(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_inst],562		MPCC_OGAM_CONFIG_STATUS, &s->rgam_mode);563}564 565static const struct mpc_funcs dcn20_mpc_funcs = {566	.read_mpcc_state = mpc2_read_mpcc_state,567	.insert_plane = mpc1_insert_plane,568	.remove_mpcc = mpc1_remove_mpcc,569	.mpc_init = mpc1_mpc_init,570	.mpc_init_single_inst = mpc1_mpc_init_single_inst,571	.update_blending = mpc2_update_blending,572	.cursor_lock = mpc1_cursor_lock,573	.get_mpcc_for_dpp = mpc2_get_mpcc_for_dpp,574	.wait_for_idle = mpc2_assert_idle_mpcc,575	.assert_mpcc_idle_before_connect = mpc2_assert_mpcc_idle_before_connect,576	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,577	.set_denorm = mpc2_set_denorm,578	.set_denorm_clamp = mpc2_set_denorm_clamp,579	.set_output_csc = mpc2_set_output_csc,580	.set_ocsc_default = mpc2_set_ocsc_default,581	.set_output_gamma = mpc2_set_output_gamma,582	.power_on_mpc_mem_pwr = mpc20_power_on_ogam_lut,583	.get_mpc_out_mux = mpc1_get_mpc_out_mux,584	.set_bg_color = mpc1_set_bg_color,585};586 587void dcn20_mpc_construct(struct dcn20_mpc *mpc20,588	struct dc_context *ctx,589	const struct dcn20_mpc_registers *mpc_regs,590	const struct dcn20_mpc_shift *mpc_shift,591	const struct dcn20_mpc_mask *mpc_mask,592	int num_mpcc)593{594	int i;595 596	mpc20->base.ctx = ctx;597 598	mpc20->base.funcs = &dcn20_mpc_funcs;599 600	mpc20->mpc_regs = mpc_regs;601	mpc20->mpc_shift = mpc_shift;602	mpc20->mpc_mask = mpc_mask;603 604	mpc20->mpcc_in_use_mask = 0;605	mpc20->num_mpcc = num_mpcc;606 607	for (i = 0; i < MAX_MPCC; i++)608		mpc2_init_mpcc(&mpc20->base.mpcc_array[i], i);609}610 611