cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dcn30_dpp.c (48549B)


      1/*
      2 * Copyright 2020 Advanced Micro Devices, Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 * Authors: AMD
     23 *
     24 */
     25
     26#include "dm_services.h"
     27#include "core_types.h"
     28#include "reg_helper.h"
     29#include "dcn30_dpp.h"
     30#include "basics/conversion.h"
     31#include "dcn30_cm_common.h"
     32
     33#define REG(reg)\
     34	dpp->tf_regs->reg
     35
     36#define CTX \
     37	dpp->base.ctx
     38
     39#undef FN
     40#define FN(reg_name, field_name) \
     41	dpp->tf_shift->field_name, dpp->tf_mask->field_name
     42
     43
     44static void dpp30_read_state(struct dpp *dpp_base, struct dcn_dpp_state *s)
     45{
     46	struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
     47
     48	REG_GET(DPP_CONTROL,
     49			DPP_CLOCK_ENABLE, &s->is_enabled);
     50
     51	// TODO: Implement for DCN3
     52}
     53/*program post scaler scs block in dpp CM*/
     54void dpp3_program_post_csc(
     55		struct dpp *dpp_base,
     56		enum dc_color_space color_space,
     57		enum dcn10_input_csc_select input_select,
     58		const struct out_csc_color_matrix *tbl_entry)
     59{
     60	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
     61	int i;
     62	int arr_size = sizeof(dpp_input_csc_matrix)/sizeof(struct dpp_input_csc_matrix);
     63	const uint16_t *regval = NULL;
     64	uint32_t cur_select = 0;
     65	enum dcn10_input_csc_select select;
     66	struct color_matrices_reg gam_regs;
     67
     68	if (input_select == INPUT_CSC_SELECT_BYPASS) {
     69		REG_SET(CM_POST_CSC_CONTROL, 0, CM_POST_CSC_MODE, 0);
     70		return;
     71	}
     72
     73	if (tbl_entry == NULL) {
     74		for (i = 0; i < arr_size; i++)
     75			if (dpp_input_csc_matrix[i].color_space == color_space) {
     76				regval = dpp_input_csc_matrix[i].regval;
     77				break;
     78			}
     79
     80		if (regval == NULL) {
     81			BREAK_TO_DEBUGGER();
     82			return;
     83		}
     84	} else {
     85		regval = tbl_entry->regval;
     86	}
     87
     88	/* determine which CSC matrix (icsc or coma) we are using
     89	 * currently.  select the alternate set to double buffer
     90	 * the CSC update so CSC is updated on frame boundary
     91	 */
     92	REG_GET(CM_POST_CSC_CONTROL,
     93			CM_POST_CSC_MODE_CURRENT, &cur_select);
     94
     95	if (cur_select != INPUT_CSC_SELECT_ICSC)
     96		select = INPUT_CSC_SELECT_ICSC;
     97	else
     98		select = INPUT_CSC_SELECT_COMA;
     99
    100	gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_POST_CSC_C11;
    101	gam_regs.masks.csc_c11  = dpp->tf_mask->CM_POST_CSC_C11;
    102	gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_POST_CSC_C12;
    103	gam_regs.masks.csc_c12 = dpp->tf_mask->CM_POST_CSC_C12;
    104
    105	if (select == INPUT_CSC_SELECT_ICSC) {
    106
    107		gam_regs.csc_c11_c12 = REG(CM_POST_CSC_C11_C12);
    108		gam_regs.csc_c33_c34 = REG(CM_POST_CSC_C33_C34);
    109
    110	} else {
    111
    112		gam_regs.csc_c11_c12 = REG(CM_POST_CSC_B_C11_C12);
    113		gam_regs.csc_c33_c34 = REG(CM_POST_CSC_B_C33_C34);
    114
    115	}
    116
    117	cm_helper_program_color_matrices(
    118			dpp->base.ctx,
    119			regval,
    120			&gam_regs);
    121
    122	REG_SET(CM_POST_CSC_CONTROL, 0,
    123			CM_POST_CSC_MODE, select);
    124}
    125
    126
    127/*CNVC degam unit has read only LUTs*/
    128void dpp3_set_pre_degam(struct dpp *dpp_base, enum dc_transfer_func_predefined tr)
    129{
    130	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    131	int pre_degam_en = 1;
    132	int degamma_lut_selection = 0;
    133
    134	switch (tr) {
    135	case TRANSFER_FUNCTION_LINEAR:
    136	case TRANSFER_FUNCTION_UNITY:
    137		pre_degam_en = 0; //bypass
    138		break;
    139	case TRANSFER_FUNCTION_SRGB:
    140		degamma_lut_selection = 0;
    141		break;
    142	case TRANSFER_FUNCTION_BT709:
    143		degamma_lut_selection = 4;
    144		break;
    145	case TRANSFER_FUNCTION_PQ:
    146		degamma_lut_selection = 5;
    147		break;
    148	case TRANSFER_FUNCTION_HLG:
    149		degamma_lut_selection = 6;
    150		break;
    151	case TRANSFER_FUNCTION_GAMMA22:
    152		degamma_lut_selection = 1;
    153		break;
    154	case TRANSFER_FUNCTION_GAMMA24:
    155		degamma_lut_selection = 2;
    156		break;
    157	case TRANSFER_FUNCTION_GAMMA26:
    158		degamma_lut_selection = 3;
    159		break;
    160	default:
    161		pre_degam_en = 0;
    162		break;
    163	}
    164
    165	REG_SET_2(PRE_DEGAM, 0,
    166			PRE_DEGAM_MODE, pre_degam_en,
    167			PRE_DEGAM_SELECT, degamma_lut_selection);
    168}
    169
    170static void dpp3_cnv_setup (
    171		struct dpp *dpp_base,
    172		enum surface_pixel_format format,
    173		enum expansion_mode mode,
    174		struct dc_csc_transform input_csc_color_matrix,
    175		enum dc_color_space input_color_space,
    176		struct cnv_alpha_2bit_lut *alpha_2bit_lut)
    177{
    178	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    179	uint32_t pixel_format = 0;
    180	uint32_t alpha_en = 1;
    181	enum dc_color_space color_space = COLOR_SPACE_SRGB;
    182	enum dcn10_input_csc_select select = INPUT_CSC_SELECT_BYPASS;
    183	bool force_disable_cursor = false;
    184	uint32_t is_2bit = 0;
    185	uint32_t alpha_plane_enable = 0;
    186	uint32_t dealpha_en = 0, dealpha_ablnd_en = 0;
    187	uint32_t realpha_en = 0, realpha_ablnd_en = 0;
    188	uint32_t program_prealpha_dealpha = 0;
    189	struct out_csc_color_matrix tbl_entry;
    190	int i;
    191
    192	REG_SET_2(FORMAT_CONTROL, 0,
    193		CNVC_BYPASS, 0,
    194		FORMAT_EXPANSION_MODE, mode);
    195
    196	REG_UPDATE(FORMAT_CONTROL, FORMAT_CNV16, 0);
    197	REG_UPDATE(FORMAT_CONTROL, CNVC_BYPASS_MSB_ALIGN, 0);
    198	REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE, 0);
    199	REG_UPDATE(FORMAT_CONTROL, CLAMP_POSITIVE_C, 0);
    200
    201	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_R, 0);
    202	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_G, 1);
    203	REG_UPDATE(FORMAT_CONTROL, FORMAT_CROSSBAR_B, 2);
    204
    205	switch (format) {
    206	case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
    207		pixel_format = 1;
    208		break;
    209	case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
    210		pixel_format = 3;
    211		alpha_en = 0;
    212		break;
    213	case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
    214	case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
    215		pixel_format = 8;
    216		break;
    217	case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
    218	case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
    219		pixel_format = 10;
    220		is_2bit = 1;
    221		break;
    222	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
    223		force_disable_cursor = false;
    224		pixel_format = 65;
    225		color_space = COLOR_SPACE_YCBCR709;
    226		select = INPUT_CSC_SELECT_ICSC;
    227		break;
    228	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
    229		force_disable_cursor = true;
    230		pixel_format = 64;
    231		color_space = COLOR_SPACE_YCBCR709;
    232		select = INPUT_CSC_SELECT_ICSC;
    233		break;
    234	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
    235		force_disable_cursor = true;
    236		pixel_format = 67;
    237		color_space = COLOR_SPACE_YCBCR709;
    238		select = INPUT_CSC_SELECT_ICSC;
    239		break;
    240	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
    241		force_disable_cursor = true;
    242		pixel_format = 66;
    243		color_space = COLOR_SPACE_YCBCR709;
    244		select = INPUT_CSC_SELECT_ICSC;
    245		break;
    246	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
    247	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616:
    248		pixel_format = 26; /* ARGB16161616_UNORM */
    249		break;
    250	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
    251		pixel_format = 24;
    252		break;
    253	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
    254		pixel_format = 25;
    255		break;
    256	case SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888:
    257		pixel_format = 12;
    258		color_space = COLOR_SPACE_YCBCR709;
    259		select = INPUT_CSC_SELECT_ICSC;
    260		break;
    261	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX:
    262		pixel_format = 112;
    263		break;
    264	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX:
    265		pixel_format = 113;
    266		break;
    267	case SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010:
    268		pixel_format = 114;
    269		color_space = COLOR_SPACE_YCBCR709;
    270		select = INPUT_CSC_SELECT_ICSC;
    271		is_2bit = 1;
    272		break;
    273	case SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102:
    274		pixel_format = 115;
    275		color_space = COLOR_SPACE_YCBCR709;
    276		select = INPUT_CSC_SELECT_ICSC;
    277		is_2bit = 1;
    278		break;
    279	case SURFACE_PIXEL_FORMAT_GRPH_RGBE:
    280		pixel_format = 116;
    281		alpha_plane_enable = 0;
    282		break;
    283	case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA:
    284		pixel_format = 116;
    285		alpha_plane_enable = 1;
    286		break;
    287	case SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT:
    288		pixel_format = 118;
    289		break;
    290	case SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT:
    291		pixel_format = 119;
    292		break;
    293	default:
    294		break;
    295	}
    296
    297	/* Set default color space based on format if none is given. */
    298	color_space = input_color_space ? input_color_space : color_space;
    299
    300	if (is_2bit == 1 && alpha_2bit_lut != NULL) {
    301		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
    302		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
    303		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT2, alpha_2bit_lut->lut2);
    304		REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT3, alpha_2bit_lut->lut3);
    305	}
    306
    307	REG_SET_2(CNVC_SURFACE_PIXEL_FORMAT, 0,
    308			CNVC_SURFACE_PIXEL_FORMAT, pixel_format,
    309			CNVC_ALPHA_PLANE_ENABLE, alpha_plane_enable);
    310	REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en);
    311
    312	if (program_prealpha_dealpha) {
    313		dealpha_en = 1;
    314		realpha_en = 1;
    315	}
    316	REG_SET_2(PRE_DEALPHA, 0,
    317			PRE_DEALPHA_EN, dealpha_en,
    318			PRE_DEALPHA_ABLND_EN, dealpha_ablnd_en);
    319	REG_SET_2(PRE_REALPHA, 0,
    320			PRE_REALPHA_EN, realpha_en,
    321			PRE_REALPHA_ABLND_EN, realpha_ablnd_en);
    322
    323	/* If input adjustment exists, program the ICSC with those values. */
    324	if (input_csc_color_matrix.enable_adjustment == true) {
    325		for (i = 0; i < 12; i++)
    326			tbl_entry.regval[i] = input_csc_color_matrix.matrix[i];
    327
    328		tbl_entry.color_space = input_color_space;
    329
    330		if (color_space >= COLOR_SPACE_YCBCR601)
    331			select = INPUT_CSC_SELECT_ICSC;
    332		else
    333			select = INPUT_CSC_SELECT_BYPASS;
    334
    335		dpp3_program_post_csc(dpp_base, color_space, select,
    336				      &tbl_entry);
    337	} else {
    338		dpp3_program_post_csc(dpp_base, color_space, select, NULL);
    339	}
    340
    341	if (force_disable_cursor) {
    342		REG_UPDATE(CURSOR_CONTROL,
    343				CURSOR_ENABLE, 0);
    344		REG_UPDATE(CURSOR0_CONTROL,
    345				CUR0_ENABLE, 0);
    346	}
    347}
    348
    349#define IDENTITY_RATIO(ratio) (dc_fixpt_u3d19(ratio) == (1 << 19))
    350
    351void dpp3_set_cursor_attributes(
    352		struct dpp *dpp_base,
    353		struct dc_cursor_attributes *cursor_attributes)
    354{
    355	enum dc_cursor_color_format color_format = cursor_attributes->color_format;
    356	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    357	int cur_rom_en = 0;
    358
    359	if (color_format == CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA ||
    360		color_format == CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA)
    361		cur_rom_en = 1;
    362
    363	REG_UPDATE_3(CURSOR0_CONTROL,
    364			CUR0_MODE, color_format,
    365			CUR0_EXPANSION_MODE, 0,
    366			CUR0_ROM_EN, cur_rom_en);
    367
    368	if (color_format == CURSOR_MODE_MONO) {
    369		/* todo: clarify what to program these to */
    370		REG_UPDATE(CURSOR0_COLOR0,
    371				CUR0_COLOR0, 0x00000000);
    372		REG_UPDATE(CURSOR0_COLOR1,
    373				CUR0_COLOR1, 0xFFFFFFFF);
    374	}
    375}
    376
    377
    378static bool dpp3_get_optimal_number_of_taps(
    379		struct dpp *dpp,
    380		struct scaler_data *scl_data,
    381		const struct scaling_taps *in_taps)
    382{
    383	int num_part_y, num_part_c;
    384	int max_taps_y, max_taps_c;
    385	int min_taps_y, min_taps_c;
    386	enum lb_memory_config lb_config;
    387
    388	if (scl_data->viewport.width > scl_data->h_active &&
    389		dpp->ctx->dc->debug.max_downscale_src_width != 0 &&
    390		scl_data->viewport.width > dpp->ctx->dc->debug.max_downscale_src_width)
    391		return false;
    392
    393	/*
    394	 * Set default taps if none are provided
    395	 * From programming guide: taps = min{ ceil(2*H_RATIO,1), 8} for downscaling
    396	 * taps = 4 for upscaling
    397	 */
    398	if (in_taps->h_taps == 0) {
    399		if (dc_fixpt_ceil(scl_data->ratios.horz) > 1)
    400			scl_data->taps.h_taps = min(2 * dc_fixpt_ceil(scl_data->ratios.horz), 8);
    401		else
    402			scl_data->taps.h_taps = 4;
    403	} else
    404		scl_data->taps.h_taps = in_taps->h_taps;
    405	if (in_taps->v_taps == 0) {
    406		if (dc_fixpt_ceil(scl_data->ratios.vert) > 1)
    407			scl_data->taps.v_taps = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert, 2)), 8);
    408		else
    409			scl_data->taps.v_taps = 4;
    410	} else
    411		scl_data->taps.v_taps = in_taps->v_taps;
    412	if (in_taps->v_taps_c == 0) {
    413		if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 1)
    414			scl_data->taps.v_taps_c = min(dc_fixpt_ceil(dc_fixpt_mul_int(scl_data->ratios.vert_c, 2)), 8);
    415		else
    416			scl_data->taps.v_taps_c = 4;
    417	} else
    418		scl_data->taps.v_taps_c = in_taps->v_taps_c;
    419	if (in_taps->h_taps_c == 0) {
    420		if (dc_fixpt_ceil(scl_data->ratios.horz_c) > 1)
    421			scl_data->taps.h_taps_c = min(2 * dc_fixpt_ceil(scl_data->ratios.horz_c), 8);
    422		else
    423			scl_data->taps.h_taps_c = 4;
    424	} else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1)
    425		/* Only 1 and even h_taps_c are supported by hw */
    426		scl_data->taps.h_taps_c = in_taps->h_taps_c - 1;
    427	else
    428		scl_data->taps.h_taps_c = in_taps->h_taps_c;
    429
    430	/*Ensure we can support the requested number of vtaps*/
    431	min_taps_y = dc_fixpt_ceil(scl_data->ratios.vert);
    432	min_taps_c = dc_fixpt_ceil(scl_data->ratios.vert_c);
    433
    434	/* Use LB_MEMORY_CONFIG_3 for 4:2:0 */
    435	if ((scl_data->format == PIXEL_FORMAT_420BPP8) || (scl_data->format == PIXEL_FORMAT_420BPP10))
    436		lb_config = LB_MEMORY_CONFIG_3;
    437	else
    438		lb_config = LB_MEMORY_CONFIG_0;
    439
    440	dpp->caps->dscl_calc_lb_num_partitions(
    441			scl_data, lb_config, &num_part_y, &num_part_c);
    442
    443	/* MAX_V_TAPS = MIN (NUM_LINES - MAX(CEILING(V_RATIO,1)-2, 0), 8) */
    444	if (dc_fixpt_ceil(scl_data->ratios.vert) > 2)
    445		max_taps_y = num_part_y - (dc_fixpt_ceil(scl_data->ratios.vert) - 2);
    446	else
    447		max_taps_y = num_part_y;
    448
    449	if (dc_fixpt_ceil(scl_data->ratios.vert_c) > 2)
    450		max_taps_c = num_part_c - (dc_fixpt_ceil(scl_data->ratios.vert_c) - 2);
    451	else
    452		max_taps_c = num_part_c;
    453
    454	if (max_taps_y < min_taps_y)
    455		return false;
    456	else if (max_taps_c < min_taps_c)
    457		return false;
    458
    459	if (scl_data->taps.v_taps > max_taps_y)
    460		scl_data->taps.v_taps = max_taps_y;
    461
    462	if (scl_data->taps.v_taps_c > max_taps_c)
    463		scl_data->taps.v_taps_c = max_taps_c;
    464
    465	if (!dpp->ctx->dc->debug.always_scale) {
    466		if (IDENTITY_RATIO(scl_data->ratios.horz))
    467			scl_data->taps.h_taps = 1;
    468		if (IDENTITY_RATIO(scl_data->ratios.vert))
    469			scl_data->taps.v_taps = 1;
    470		if (IDENTITY_RATIO(scl_data->ratios.horz_c))
    471			scl_data->taps.h_taps_c = 1;
    472		if (IDENTITY_RATIO(scl_data->ratios.vert_c))
    473			scl_data->taps.v_taps_c = 1;
    474	}
    475
    476	return true;
    477}
    478
    479static void dpp3_deferred_update(struct dpp *dpp_base)
    480{
    481	int bypass_state;
    482	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    483
    484	if (dpp_base->deferred_reg_writes.bits.disable_dscl) {
    485		REG_UPDATE(DSCL_MEM_PWR_CTRL, LUT_MEM_PWR_FORCE, 3);
    486		dpp_base->deferred_reg_writes.bits.disable_dscl = false;
    487	}
    488
    489	if (dpp_base->deferred_reg_writes.bits.disable_gamcor) {
    490		REG_GET(CM_GAMCOR_CONTROL, CM_GAMCOR_MODE_CURRENT, &bypass_state);
    491		if (bypass_state == 0) {	// only program if bypass was latched
    492			REG_UPDATE(CM_MEM_PWR_CTRL, GAMCOR_MEM_PWR_FORCE, 3);
    493		} else
    494			ASSERT(0); // LUT select was updated again before vupdate
    495		dpp_base->deferred_reg_writes.bits.disable_gamcor = false;
    496	}
    497
    498	if (dpp_base->deferred_reg_writes.bits.disable_blnd_lut) {
    499		REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_MODE_CURRENT, &bypass_state);
    500		if (bypass_state == 0) {	// only program if bypass was latched
    501			REG_UPDATE(CM_MEM_PWR_CTRL, BLNDGAM_MEM_PWR_FORCE, 3);
    502		} else
    503			ASSERT(0); // LUT select was updated again before vupdate
    504		dpp_base->deferred_reg_writes.bits.disable_blnd_lut = false;
    505	}
    506
    507	if (dpp_base->deferred_reg_writes.bits.disable_3dlut) {
    508		REG_GET(CM_3DLUT_MODE, CM_3DLUT_MODE_CURRENT, &bypass_state);
    509		if (bypass_state == 0) {	// only program if bypass was latched
    510			REG_UPDATE(CM_MEM_PWR_CTRL2, HDR3DLUT_MEM_PWR_FORCE, 3);
    511		} else
    512			ASSERT(0); // LUT select was updated again before vupdate
    513		dpp_base->deferred_reg_writes.bits.disable_3dlut = false;
    514	}
    515
    516	if (dpp_base->deferred_reg_writes.bits.disable_shaper) {
    517		REG_GET(CM_SHAPER_CONTROL, CM_SHAPER_MODE_CURRENT, &bypass_state);
    518		if (bypass_state == 0) {	// only program if bypass was latched
    519			REG_UPDATE(CM_MEM_PWR_CTRL2, SHAPER_MEM_PWR_FORCE, 3);
    520		} else
    521			ASSERT(0); // LUT select was updated again before vupdate
    522		dpp_base->deferred_reg_writes.bits.disable_shaper = false;
    523	}
    524}
    525
    526static void dpp3_power_on_blnd_lut(
    527	struct dpp *dpp_base,
    528	bool power_on)
    529{
    530	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    531
    532	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
    533		if (power_on) {
    534			REG_UPDATE(CM_MEM_PWR_CTRL, BLNDGAM_MEM_PWR_FORCE, 0);
    535			REG_WAIT(CM_MEM_PWR_STATUS, BLNDGAM_MEM_PWR_STATE, 0, 1, 5);
    536		} else {
    537			dpp_base->ctx->dc->optimized_required = true;
    538			dpp_base->deferred_reg_writes.bits.disable_blnd_lut = true;
    539		}
    540	} else {
    541		REG_SET(CM_MEM_PWR_CTRL, 0,
    542				BLNDGAM_MEM_PWR_FORCE, power_on == true ? 0 : 1);
    543	}
    544}
    545
    546static void dpp3_power_on_hdr3dlut(
    547	struct dpp *dpp_base,
    548	bool power_on)
    549{
    550	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    551
    552	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
    553		if (power_on) {
    554			REG_UPDATE(CM_MEM_PWR_CTRL2, HDR3DLUT_MEM_PWR_FORCE, 0);
    555			REG_WAIT(CM_MEM_PWR_STATUS2, HDR3DLUT_MEM_PWR_STATE, 0, 1, 5);
    556		} else {
    557			dpp_base->ctx->dc->optimized_required = true;
    558			dpp_base->deferred_reg_writes.bits.disable_3dlut = true;
    559		}
    560	}
    561}
    562
    563static void dpp3_power_on_shaper(
    564	struct dpp *dpp_base,
    565	bool power_on)
    566{
    567	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    568
    569	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm) {
    570		if (power_on) {
    571			REG_UPDATE(CM_MEM_PWR_CTRL2, SHAPER_MEM_PWR_FORCE, 0);
    572			REG_WAIT(CM_MEM_PWR_STATUS2, SHAPER_MEM_PWR_STATE, 0, 1, 5);
    573		} else {
    574			dpp_base->ctx->dc->optimized_required = true;
    575			dpp_base->deferred_reg_writes.bits.disable_shaper = true;
    576		}
    577	}
    578}
    579
    580static void dpp3_configure_blnd_lut(
    581		struct dpp *dpp_base,
    582		bool is_ram_a)
    583{
    584	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    585
    586	REG_UPDATE_2(CM_BLNDGAM_LUT_CONTROL,
    587			CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 7,
    588			CM_BLNDGAM_LUT_HOST_SEL, is_ram_a == true ? 0 : 1);
    589
    590	REG_SET(CM_BLNDGAM_LUT_INDEX, 0, CM_BLNDGAM_LUT_INDEX, 0);
    591}
    592
    593static void dpp3_program_blnd_pwl(
    594		struct dpp *dpp_base,
    595		const struct pwl_result_data *rgb,
    596		uint32_t num)
    597{
    598	uint32_t i;
    599	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    600	uint32_t last_base_value_red = rgb[num-1].red_reg + rgb[num-1].delta_red_reg;
    601	uint32_t last_base_value_green = rgb[num-1].green_reg + rgb[num-1].delta_green_reg;
    602	uint32_t last_base_value_blue = rgb[num-1].blue_reg + rgb[num-1].delta_blue_reg;
    603
    604	if (is_rgb_equal(rgb, num)) {
    605		for (i = 0 ; i < num; i++)
    606			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
    607		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
    608	} else {
    609		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 4);
    610		for (i = 0 ; i < num; i++)
    611			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].red_reg);
    612		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_red);
    613
    614		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 2);
    615		for (i = 0 ; i < num; i++)
    616			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].green_reg);
    617		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_green);
    618
    619		REG_UPDATE(CM_BLNDGAM_LUT_CONTROL, CM_BLNDGAM_LUT_WRITE_COLOR_MASK, 1);
    620		for (i = 0 ; i < num; i++)
    621			REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, rgb[i].blue_reg);
    622		REG_SET(CM_BLNDGAM_LUT_DATA, 0, CM_BLNDGAM_LUT_DATA, last_base_value_blue);
    623	}
    624}
    625
    626static void dcn3_dpp_cm_get_reg_field(
    627		struct dcn3_dpp *dpp,
    628		struct dcn3_xfer_func_reg *reg)
    629{
    630	reg->shifts.exp_region0_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
    631	reg->masks.exp_region0_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_LUT_OFFSET;
    632	reg->shifts.exp_region0_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
    633	reg->masks.exp_region0_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
    634	reg->shifts.exp_region1_lut_offset = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
    635	reg->masks.exp_region1_lut_offset = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_LUT_OFFSET;
    636	reg->shifts.exp_region1_num_segments = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
    637	reg->masks.exp_region1_num_segments = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
    638
    639	reg->shifts.field_region_end = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
    640	reg->masks.field_region_end = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_B;
    641	reg->shifts.field_region_end_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
    642	reg->masks.field_region_end_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_SLOPE_B;
    643	reg->shifts.field_region_end_base = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
    644	reg->masks.field_region_end_base = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_END_BASE_B;
    645	reg->shifts.field_region_linear_slope = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
    646	reg->masks.field_region_linear_slope = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SLOPE_B;
    647	reg->shifts.exp_region_start = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
    648	reg->masks.exp_region_start = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_B;
    649	reg->shifts.exp_resion_start_segment = dpp->tf_shift->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
    650	reg->masks.exp_resion_start_segment = dpp->tf_mask->CM_BLNDGAM_RAMA_EXP_REGION_START_SEGMENT_B;
    651}
    652
    653/*program blnd lut RAM A*/
    654static void dpp3_program_blnd_luta_settings(
    655		struct dpp *dpp_base,
    656		const struct pwl_params *params)
    657{
    658	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    659	struct dcn3_xfer_func_reg gam_regs;
    660
    661	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
    662
    663	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMA_START_CNTL_B);
    664	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMA_START_CNTL_G);
    665	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMA_START_CNTL_R);
    666	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_B);
    667	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_G);
    668	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMA_START_SLOPE_CNTL_R);
    669	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMA_END_CNTL1_B);
    670	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMA_END_CNTL2_B);
    671	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMA_END_CNTL1_G);
    672	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMA_END_CNTL2_G);
    673	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMA_END_CNTL1_R);
    674	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMA_END_CNTL2_R);
    675	gam_regs.region_start = REG(CM_BLNDGAM_RAMA_REGION_0_1);
    676	gam_regs.region_end = REG(CM_BLNDGAM_RAMA_REGION_32_33);
    677
    678	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
    679}
    680
    681/*program blnd lut RAM B*/
    682static void dpp3_program_blnd_lutb_settings(
    683		struct dpp *dpp_base,
    684		const struct pwl_params *params)
    685{
    686	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    687	struct dcn3_xfer_func_reg gam_regs;
    688
    689	dcn3_dpp_cm_get_reg_field(dpp, &gam_regs);
    690
    691	gam_regs.start_cntl_b = REG(CM_BLNDGAM_RAMB_START_CNTL_B);
    692	gam_regs.start_cntl_g = REG(CM_BLNDGAM_RAMB_START_CNTL_G);
    693	gam_regs.start_cntl_r = REG(CM_BLNDGAM_RAMB_START_CNTL_R);
    694	gam_regs.start_slope_cntl_b = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_B);
    695	gam_regs.start_slope_cntl_g = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_G);
    696	gam_regs.start_slope_cntl_r = REG(CM_BLNDGAM_RAMB_START_SLOPE_CNTL_R);
    697	gam_regs.start_end_cntl1_b = REG(CM_BLNDGAM_RAMB_END_CNTL1_B);
    698	gam_regs.start_end_cntl2_b = REG(CM_BLNDGAM_RAMB_END_CNTL2_B);
    699	gam_regs.start_end_cntl1_g = REG(CM_BLNDGAM_RAMB_END_CNTL1_G);
    700	gam_regs.start_end_cntl2_g = REG(CM_BLNDGAM_RAMB_END_CNTL2_G);
    701	gam_regs.start_end_cntl1_r = REG(CM_BLNDGAM_RAMB_END_CNTL1_R);
    702	gam_regs.start_end_cntl2_r = REG(CM_BLNDGAM_RAMB_END_CNTL2_R);
    703	gam_regs.region_start = REG(CM_BLNDGAM_RAMB_REGION_0_1);
    704	gam_regs.region_end = REG(CM_BLNDGAM_RAMB_REGION_32_33);
    705
    706	cm_helper_program_gamcor_xfer_func(dpp->base.ctx, params, &gam_regs);
    707}
    708
    709static enum dc_lut_mode dpp3_get_blndgam_current(struct dpp *dpp_base)
    710{
    711	enum dc_lut_mode mode;
    712	uint32_t mode_current = 0;
    713	uint32_t in_use = 0;
    714
    715	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    716
    717	REG_GET(CM_BLNDGAM_CONTROL,
    718			CM_BLNDGAM_MODE_CURRENT, &mode_current);
    719	REG_GET(CM_BLNDGAM_CONTROL,
    720			CM_BLNDGAM_SELECT_CURRENT, &in_use);
    721
    722		switch (mode_current) {
    723		case 0:
    724		case 1:
    725			mode = LUT_BYPASS;
    726			break;
    727
    728		case 2:
    729			if (in_use == 0)
    730				mode = LUT_RAM_A;
    731			else
    732				mode = LUT_RAM_B;
    733			break;
    734		default:
    735			mode = LUT_BYPASS;
    736			break;
    737		}
    738		return mode;
    739}
    740
    741static bool dpp3_program_blnd_lut(struct dpp *dpp_base,
    742				  const struct pwl_params *params)
    743{
    744	enum dc_lut_mode current_mode;
    745	enum dc_lut_mode next_mode;
    746	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    747
    748	if (params == NULL) {
    749		REG_SET(CM_BLNDGAM_CONTROL, 0, CM_BLNDGAM_MODE, 0);
    750		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
    751			dpp3_power_on_blnd_lut(dpp_base, false);
    752		return false;
    753	}
    754
    755	current_mode = dpp3_get_blndgam_current(dpp_base);
    756	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_B)
    757		next_mode = LUT_RAM_A;
    758	else
    759		next_mode = LUT_RAM_B;
    760
    761	dpp3_power_on_blnd_lut(dpp_base, true);
    762	dpp3_configure_blnd_lut(dpp_base, next_mode == LUT_RAM_A);
    763
    764	if (next_mode == LUT_RAM_A)
    765		dpp3_program_blnd_luta_settings(dpp_base, params);
    766	else
    767		dpp3_program_blnd_lutb_settings(dpp_base, params);
    768
    769	dpp3_program_blnd_pwl(
    770			dpp_base, params->rgb_resulted, params->hw_points_num);
    771
    772	REG_UPDATE_2(CM_BLNDGAM_CONTROL,
    773			CM_BLNDGAM_MODE, 2,
    774			CM_BLNDGAM_SELECT, next_mode == LUT_RAM_A ? 0 : 1);
    775
    776	return true;
    777}
    778
    779
    780static void dpp3_program_shaper_lut(
    781		struct dpp *dpp_base,
    782		const struct pwl_result_data *rgb,
    783		uint32_t num)
    784{
    785	uint32_t i, red, green, blue;
    786	uint32_t  red_delta, green_delta, blue_delta;
    787	uint32_t  red_value, green_value, blue_value;
    788
    789	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    790
    791	for (i = 0 ; i < num; i++) {
    792
    793		red   = rgb[i].red_reg;
    794		green = rgb[i].green_reg;
    795		blue  = rgb[i].blue_reg;
    796
    797		red_delta   = rgb[i].delta_red_reg;
    798		green_delta = rgb[i].delta_green_reg;
    799		blue_delta  = rgb[i].delta_blue_reg;
    800
    801		red_value   = ((red_delta   & 0x3ff) << 14) | (red   & 0x3fff);
    802		green_value = ((green_delta & 0x3ff) << 14) | (green & 0x3fff);
    803		blue_value  = ((blue_delta  & 0x3ff) << 14) | (blue  & 0x3fff);
    804
    805		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, red_value);
    806		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, green_value);
    807		REG_SET(CM_SHAPER_LUT_DATA, 0, CM_SHAPER_LUT_DATA, blue_value);
    808	}
    809
    810}
    811
    812static enum dc_lut_mode dpp3_get_shaper_current(struct dpp *dpp_base)
    813{
    814	enum dc_lut_mode mode;
    815	uint32_t state_mode;
    816	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    817
    818	REG_GET(CM_SHAPER_CONTROL,
    819			CM_SHAPER_MODE_CURRENT, &state_mode);
    820
    821		switch (state_mode) {
    822		case 0:
    823			mode = LUT_BYPASS;
    824			break;
    825		case 1:
    826			mode = LUT_RAM_A;
    827			break;
    828		case 2:
    829			mode = LUT_RAM_B;
    830			break;
    831		default:
    832			mode = LUT_BYPASS;
    833			break;
    834		}
    835		return mode;
    836}
    837
    838static void dpp3_configure_shaper_lut(
    839		struct dpp *dpp_base,
    840		bool is_ram_a)
    841{
    842	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    843
    844	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
    845			CM_SHAPER_LUT_WRITE_EN_MASK, 7);
    846	REG_UPDATE(CM_SHAPER_LUT_WRITE_EN_MASK,
    847			CM_SHAPER_LUT_WRITE_SEL, is_ram_a == true ? 0:1);
    848	REG_SET(CM_SHAPER_LUT_INDEX, 0, CM_SHAPER_LUT_INDEX, 0);
    849}
    850
    851/*program shaper RAM A*/
    852
    853static void dpp3_program_shaper_luta_settings(
    854		struct dpp *dpp_base,
    855		const struct pwl_params *params)
    856{
    857	const struct gamma_curve *curve;
    858	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
    859
    860	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_B, 0,
    861		CM_SHAPER_RAMA_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
    862		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_B, 0);
    863	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_G, 0,
    864		CM_SHAPER_RAMA_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
    865		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_G, 0);
    866	REG_SET_2(CM_SHAPER_RAMA_START_CNTL_R, 0,
    867		CM_SHAPER_RAMA_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
    868		CM_SHAPER_RAMA_EXP_REGION_START_SEGMENT_R, 0);
    869
    870	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_B, 0,
    871		CM_SHAPER_RAMA_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
    872		CM_SHAPER_RAMA_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
    873
    874	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_G, 0,
    875		CM_SHAPER_RAMA_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
    876		CM_SHAPER_RAMA_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
    877
    878	REG_SET_2(CM_SHAPER_RAMA_END_CNTL_R, 0,
    879		CM_SHAPER_RAMA_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
    880		CM_SHAPER_RAMA_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
    881
    882	curve = params->arr_curve_points;
    883	REG_SET_4(CM_SHAPER_RAMA_REGION_0_1, 0,
    884		CM_SHAPER_RAMA_EXP_REGION0_LUT_OFFSET, curve[0].offset,
    885		CM_SHAPER_RAMA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
    886		CM_SHAPER_RAMA_EXP_REGION1_LUT_OFFSET, curve[1].offset,
    887		CM_SHAPER_RAMA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
    888
    889	curve += 2;
    890	REG_SET_4(CM_SHAPER_RAMA_REGION_2_3, 0,
    891		CM_SHAPER_RAMA_EXP_REGION2_LUT_OFFSET, curve[0].offset,
    892		CM_SHAPER_RAMA_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
    893		CM_SHAPER_RAMA_EXP_REGION3_LUT_OFFSET, curve[1].offset,
    894		CM_SHAPER_RAMA_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
    895
    896	curve += 2;
    897	REG_SET_4(CM_SHAPER_RAMA_REGION_4_5, 0,
    898		CM_SHAPER_RAMA_EXP_REGION4_LUT_OFFSET, curve[0].offset,
    899		CM_SHAPER_RAMA_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
    900		CM_SHAPER_RAMA_EXP_REGION5_LUT_OFFSET, curve[1].offset,
    901		CM_SHAPER_RAMA_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
    902
    903	curve += 2;
    904	REG_SET_4(CM_SHAPER_RAMA_REGION_6_7, 0,
    905		CM_SHAPER_RAMA_EXP_REGION6_LUT_OFFSET, curve[0].offset,
    906		CM_SHAPER_RAMA_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
    907		CM_SHAPER_RAMA_EXP_REGION7_LUT_OFFSET, curve[1].offset,
    908		CM_SHAPER_RAMA_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
    909
    910	curve += 2;
    911	REG_SET_4(CM_SHAPER_RAMA_REGION_8_9, 0,
    912		CM_SHAPER_RAMA_EXP_REGION8_LUT_OFFSET, curve[0].offset,
    913		CM_SHAPER_RAMA_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
    914		CM_SHAPER_RAMA_EXP_REGION9_LUT_OFFSET, curve[1].offset,
    915		CM_SHAPER_RAMA_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
    916
    917	curve += 2;
    918	REG_SET_4(CM_SHAPER_RAMA_REGION_10_11, 0,
    919		CM_SHAPER_RAMA_EXP_REGION10_LUT_OFFSET, curve[0].offset,
    920		CM_SHAPER_RAMA_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
    921		CM_SHAPER_RAMA_EXP_REGION11_LUT_OFFSET, curve[1].offset,
    922		CM_SHAPER_RAMA_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
    923
    924	curve += 2;
    925	REG_SET_4(CM_SHAPER_RAMA_REGION_12_13, 0,
    926		CM_SHAPER_RAMA_EXP_REGION12_LUT_OFFSET, curve[0].offset,
    927		CM_SHAPER_RAMA_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
    928		CM_SHAPER_RAMA_EXP_REGION13_LUT_OFFSET, curve[1].offset,
    929		CM_SHAPER_RAMA_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
    930
    931	curve += 2;
    932	REG_SET_4(CM_SHAPER_RAMA_REGION_14_15, 0,
    933		CM_SHAPER_RAMA_EXP_REGION14_LUT_OFFSET, curve[0].offset,
    934		CM_SHAPER_RAMA_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
    935		CM_SHAPER_RAMA_EXP_REGION15_LUT_OFFSET, curve[1].offset,
    936		CM_SHAPER_RAMA_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
    937
    938	curve += 2;
    939	REG_SET_4(CM_SHAPER_RAMA_REGION_16_17, 0,
    940		CM_SHAPER_RAMA_EXP_REGION16_LUT_OFFSET, curve[0].offset,
    941		CM_SHAPER_RAMA_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
    942		CM_SHAPER_RAMA_EXP_REGION17_LUT_OFFSET, curve[1].offset,
    943		CM_SHAPER_RAMA_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
    944
    945	curve += 2;
    946	REG_SET_4(CM_SHAPER_RAMA_REGION_18_19, 0,
    947		CM_SHAPER_RAMA_EXP_REGION18_LUT_OFFSET, curve[0].offset,
    948		CM_SHAPER_RAMA_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
    949		CM_SHAPER_RAMA_EXP_REGION19_LUT_OFFSET, curve[1].offset,
    950		CM_SHAPER_RAMA_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
    951
    952	curve += 2;
    953	REG_SET_4(CM_SHAPER_RAMA_REGION_20_21, 0,
    954		CM_SHAPER_RAMA_EXP_REGION20_LUT_OFFSET, curve[0].offset,
    955		CM_SHAPER_RAMA_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
    956		CM_SHAPER_RAMA_EXP_REGION21_LUT_OFFSET, curve[1].offset,
    957		CM_SHAPER_RAMA_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
    958
    959	curve += 2;
    960	REG_SET_4(CM_SHAPER_RAMA_REGION_22_23, 0,
    961		CM_SHAPER_RAMA_EXP_REGION22_LUT_OFFSET, curve[0].offset,
    962		CM_SHAPER_RAMA_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
    963		CM_SHAPER_RAMA_EXP_REGION23_LUT_OFFSET, curve[1].offset,
    964		CM_SHAPER_RAMA_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
    965
    966	curve += 2;
    967	REG_SET_4(CM_SHAPER_RAMA_REGION_24_25, 0,
    968		CM_SHAPER_RAMA_EXP_REGION24_LUT_OFFSET, curve[0].offset,
    969		CM_SHAPER_RAMA_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
    970		CM_SHAPER_RAMA_EXP_REGION25_LUT_OFFSET, curve[1].offset,
    971		CM_SHAPER_RAMA_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
    972
    973	curve += 2;
    974	REG_SET_4(CM_SHAPER_RAMA_REGION_26_27, 0,
    975		CM_SHAPER_RAMA_EXP_REGION26_LUT_OFFSET, curve[0].offset,
    976		CM_SHAPER_RAMA_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
    977		CM_SHAPER_RAMA_EXP_REGION27_LUT_OFFSET, curve[1].offset,
    978		CM_SHAPER_RAMA_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
    979
    980	curve += 2;
    981	REG_SET_4(CM_SHAPER_RAMA_REGION_28_29, 0,
    982		CM_SHAPER_RAMA_EXP_REGION28_LUT_OFFSET, curve[0].offset,
    983		CM_SHAPER_RAMA_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
    984		CM_SHAPER_RAMA_EXP_REGION29_LUT_OFFSET, curve[1].offset,
    985		CM_SHAPER_RAMA_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
    986
    987	curve += 2;
    988	REG_SET_4(CM_SHAPER_RAMA_REGION_30_31, 0,
    989		CM_SHAPER_RAMA_EXP_REGION30_LUT_OFFSET, curve[0].offset,
    990		CM_SHAPER_RAMA_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
    991		CM_SHAPER_RAMA_EXP_REGION31_LUT_OFFSET, curve[1].offset,
    992		CM_SHAPER_RAMA_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
    993
    994	curve += 2;
    995	REG_SET_4(CM_SHAPER_RAMA_REGION_32_33, 0,
    996		CM_SHAPER_RAMA_EXP_REGION32_LUT_OFFSET, curve[0].offset,
    997		CM_SHAPER_RAMA_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
    998		CM_SHAPER_RAMA_EXP_REGION33_LUT_OFFSET, curve[1].offset,
    999		CM_SHAPER_RAMA_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
   1000}
   1001
   1002/*program shaper RAM B*/
   1003static void dpp3_program_shaper_lutb_settings(
   1004		struct dpp *dpp_base,
   1005		const struct pwl_params *params)
   1006{
   1007	const struct gamma_curve *curve;
   1008	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1009
   1010	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_B, 0,
   1011		CM_SHAPER_RAMB_EXP_REGION_START_B, params->corner_points[0].blue.custom_float_x,
   1012		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_B, 0);
   1013	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_G, 0,
   1014		CM_SHAPER_RAMB_EXP_REGION_START_G, params->corner_points[0].green.custom_float_x,
   1015		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_G, 0);
   1016	REG_SET_2(CM_SHAPER_RAMB_START_CNTL_R, 0,
   1017		CM_SHAPER_RAMB_EXP_REGION_START_R, params->corner_points[0].red.custom_float_x,
   1018		CM_SHAPER_RAMB_EXP_REGION_START_SEGMENT_R, 0);
   1019
   1020	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_B, 0,
   1021		CM_SHAPER_RAMB_EXP_REGION_END_B, params->corner_points[1].blue.custom_float_x,
   1022		CM_SHAPER_RAMB_EXP_REGION_END_BASE_B, params->corner_points[1].blue.custom_float_y);
   1023
   1024	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_G, 0,
   1025		CM_SHAPER_RAMB_EXP_REGION_END_G, params->corner_points[1].green.custom_float_x,
   1026		CM_SHAPER_RAMB_EXP_REGION_END_BASE_G, params->corner_points[1].green.custom_float_y);
   1027
   1028	REG_SET_2(CM_SHAPER_RAMB_END_CNTL_R, 0,
   1029		CM_SHAPER_RAMB_EXP_REGION_END_R, params->corner_points[1].red.custom_float_x,
   1030		CM_SHAPER_RAMB_EXP_REGION_END_BASE_R, params->corner_points[1].red.custom_float_y);
   1031
   1032	curve = params->arr_curve_points;
   1033	REG_SET_4(CM_SHAPER_RAMB_REGION_0_1, 0,
   1034		CM_SHAPER_RAMB_EXP_REGION0_LUT_OFFSET, curve[0].offset,
   1035		CM_SHAPER_RAMB_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num,
   1036		CM_SHAPER_RAMB_EXP_REGION1_LUT_OFFSET, curve[1].offset,
   1037		CM_SHAPER_RAMB_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num);
   1038
   1039	curve += 2;
   1040	REG_SET_4(CM_SHAPER_RAMB_REGION_2_3, 0,
   1041		CM_SHAPER_RAMB_EXP_REGION2_LUT_OFFSET, curve[0].offset,
   1042		CM_SHAPER_RAMB_EXP_REGION2_NUM_SEGMENTS, curve[0].segments_num,
   1043		CM_SHAPER_RAMB_EXP_REGION3_LUT_OFFSET, curve[1].offset,
   1044		CM_SHAPER_RAMB_EXP_REGION3_NUM_SEGMENTS, curve[1].segments_num);
   1045
   1046	curve += 2;
   1047	REG_SET_4(CM_SHAPER_RAMB_REGION_4_5, 0,
   1048		CM_SHAPER_RAMB_EXP_REGION4_LUT_OFFSET, curve[0].offset,
   1049		CM_SHAPER_RAMB_EXP_REGION4_NUM_SEGMENTS, curve[0].segments_num,
   1050		CM_SHAPER_RAMB_EXP_REGION5_LUT_OFFSET, curve[1].offset,
   1051		CM_SHAPER_RAMB_EXP_REGION5_NUM_SEGMENTS, curve[1].segments_num);
   1052
   1053	curve += 2;
   1054	REG_SET_4(CM_SHAPER_RAMB_REGION_6_7, 0,
   1055		CM_SHAPER_RAMB_EXP_REGION6_LUT_OFFSET, curve[0].offset,
   1056		CM_SHAPER_RAMB_EXP_REGION6_NUM_SEGMENTS, curve[0].segments_num,
   1057		CM_SHAPER_RAMB_EXP_REGION7_LUT_OFFSET, curve[1].offset,
   1058		CM_SHAPER_RAMB_EXP_REGION7_NUM_SEGMENTS, curve[1].segments_num);
   1059
   1060	curve += 2;
   1061	REG_SET_4(CM_SHAPER_RAMB_REGION_8_9, 0,
   1062		CM_SHAPER_RAMB_EXP_REGION8_LUT_OFFSET, curve[0].offset,
   1063		CM_SHAPER_RAMB_EXP_REGION8_NUM_SEGMENTS, curve[0].segments_num,
   1064		CM_SHAPER_RAMB_EXP_REGION9_LUT_OFFSET, curve[1].offset,
   1065		CM_SHAPER_RAMB_EXP_REGION9_NUM_SEGMENTS, curve[1].segments_num);
   1066
   1067	curve += 2;
   1068	REG_SET_4(CM_SHAPER_RAMB_REGION_10_11, 0,
   1069		CM_SHAPER_RAMB_EXP_REGION10_LUT_OFFSET, curve[0].offset,
   1070		CM_SHAPER_RAMB_EXP_REGION10_NUM_SEGMENTS, curve[0].segments_num,
   1071		CM_SHAPER_RAMB_EXP_REGION11_LUT_OFFSET, curve[1].offset,
   1072		CM_SHAPER_RAMB_EXP_REGION11_NUM_SEGMENTS, curve[1].segments_num);
   1073
   1074	curve += 2;
   1075	REG_SET_4(CM_SHAPER_RAMB_REGION_12_13, 0,
   1076		CM_SHAPER_RAMB_EXP_REGION12_LUT_OFFSET, curve[0].offset,
   1077		CM_SHAPER_RAMB_EXP_REGION12_NUM_SEGMENTS, curve[0].segments_num,
   1078		CM_SHAPER_RAMB_EXP_REGION13_LUT_OFFSET, curve[1].offset,
   1079		CM_SHAPER_RAMB_EXP_REGION13_NUM_SEGMENTS, curve[1].segments_num);
   1080
   1081	curve += 2;
   1082	REG_SET_4(CM_SHAPER_RAMB_REGION_14_15, 0,
   1083		CM_SHAPER_RAMB_EXP_REGION14_LUT_OFFSET, curve[0].offset,
   1084		CM_SHAPER_RAMB_EXP_REGION14_NUM_SEGMENTS, curve[0].segments_num,
   1085		CM_SHAPER_RAMB_EXP_REGION15_LUT_OFFSET, curve[1].offset,
   1086		CM_SHAPER_RAMB_EXP_REGION15_NUM_SEGMENTS, curve[1].segments_num);
   1087
   1088	curve += 2;
   1089	REG_SET_4(CM_SHAPER_RAMB_REGION_16_17, 0,
   1090		CM_SHAPER_RAMB_EXP_REGION16_LUT_OFFSET, curve[0].offset,
   1091		CM_SHAPER_RAMB_EXP_REGION16_NUM_SEGMENTS, curve[0].segments_num,
   1092		CM_SHAPER_RAMB_EXP_REGION17_LUT_OFFSET, curve[1].offset,
   1093		CM_SHAPER_RAMB_EXP_REGION17_NUM_SEGMENTS, curve[1].segments_num);
   1094
   1095	curve += 2;
   1096	REG_SET_4(CM_SHAPER_RAMB_REGION_18_19, 0,
   1097		CM_SHAPER_RAMB_EXP_REGION18_LUT_OFFSET, curve[0].offset,
   1098		CM_SHAPER_RAMB_EXP_REGION18_NUM_SEGMENTS, curve[0].segments_num,
   1099		CM_SHAPER_RAMB_EXP_REGION19_LUT_OFFSET, curve[1].offset,
   1100		CM_SHAPER_RAMB_EXP_REGION19_NUM_SEGMENTS, curve[1].segments_num);
   1101
   1102	curve += 2;
   1103	REG_SET_4(CM_SHAPER_RAMB_REGION_20_21, 0,
   1104		CM_SHAPER_RAMB_EXP_REGION20_LUT_OFFSET, curve[0].offset,
   1105		CM_SHAPER_RAMB_EXP_REGION20_NUM_SEGMENTS, curve[0].segments_num,
   1106		CM_SHAPER_RAMB_EXP_REGION21_LUT_OFFSET, curve[1].offset,
   1107		CM_SHAPER_RAMB_EXP_REGION21_NUM_SEGMENTS, curve[1].segments_num);
   1108
   1109	curve += 2;
   1110	REG_SET_4(CM_SHAPER_RAMB_REGION_22_23, 0,
   1111		CM_SHAPER_RAMB_EXP_REGION22_LUT_OFFSET, curve[0].offset,
   1112		CM_SHAPER_RAMB_EXP_REGION22_NUM_SEGMENTS, curve[0].segments_num,
   1113		CM_SHAPER_RAMB_EXP_REGION23_LUT_OFFSET, curve[1].offset,
   1114		CM_SHAPER_RAMB_EXP_REGION23_NUM_SEGMENTS, curve[1].segments_num);
   1115
   1116	curve += 2;
   1117	REG_SET_4(CM_SHAPER_RAMB_REGION_24_25, 0,
   1118		CM_SHAPER_RAMB_EXP_REGION24_LUT_OFFSET, curve[0].offset,
   1119		CM_SHAPER_RAMB_EXP_REGION24_NUM_SEGMENTS, curve[0].segments_num,
   1120		CM_SHAPER_RAMB_EXP_REGION25_LUT_OFFSET, curve[1].offset,
   1121		CM_SHAPER_RAMB_EXP_REGION25_NUM_SEGMENTS, curve[1].segments_num);
   1122
   1123	curve += 2;
   1124	REG_SET_4(CM_SHAPER_RAMB_REGION_26_27, 0,
   1125		CM_SHAPER_RAMB_EXP_REGION26_LUT_OFFSET, curve[0].offset,
   1126		CM_SHAPER_RAMB_EXP_REGION26_NUM_SEGMENTS, curve[0].segments_num,
   1127		CM_SHAPER_RAMB_EXP_REGION27_LUT_OFFSET, curve[1].offset,
   1128		CM_SHAPER_RAMB_EXP_REGION27_NUM_SEGMENTS, curve[1].segments_num);
   1129
   1130	curve += 2;
   1131	REG_SET_4(CM_SHAPER_RAMB_REGION_28_29, 0,
   1132		CM_SHAPER_RAMB_EXP_REGION28_LUT_OFFSET, curve[0].offset,
   1133		CM_SHAPER_RAMB_EXP_REGION28_NUM_SEGMENTS, curve[0].segments_num,
   1134		CM_SHAPER_RAMB_EXP_REGION29_LUT_OFFSET, curve[1].offset,
   1135		CM_SHAPER_RAMB_EXP_REGION29_NUM_SEGMENTS, curve[1].segments_num);
   1136
   1137	curve += 2;
   1138	REG_SET_4(CM_SHAPER_RAMB_REGION_30_31, 0,
   1139		CM_SHAPER_RAMB_EXP_REGION30_LUT_OFFSET, curve[0].offset,
   1140		CM_SHAPER_RAMB_EXP_REGION30_NUM_SEGMENTS, curve[0].segments_num,
   1141		CM_SHAPER_RAMB_EXP_REGION31_LUT_OFFSET, curve[1].offset,
   1142		CM_SHAPER_RAMB_EXP_REGION31_NUM_SEGMENTS, curve[1].segments_num);
   1143
   1144	curve += 2;
   1145	REG_SET_4(CM_SHAPER_RAMB_REGION_32_33, 0,
   1146		CM_SHAPER_RAMB_EXP_REGION32_LUT_OFFSET, curve[0].offset,
   1147		CM_SHAPER_RAMB_EXP_REGION32_NUM_SEGMENTS, curve[0].segments_num,
   1148		CM_SHAPER_RAMB_EXP_REGION33_LUT_OFFSET, curve[1].offset,
   1149		CM_SHAPER_RAMB_EXP_REGION33_NUM_SEGMENTS, curve[1].segments_num);
   1150
   1151}
   1152
   1153
   1154static bool dpp3_program_shaper(struct dpp *dpp_base,
   1155				const struct pwl_params *params)
   1156{
   1157	enum dc_lut_mode current_mode;
   1158	enum dc_lut_mode next_mode;
   1159
   1160	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1161
   1162	if (params == NULL) {
   1163		REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, 0);
   1164		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
   1165			dpp3_power_on_shaper(dpp_base, false);
   1166		return false;
   1167	}
   1168
   1169	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
   1170		dpp3_power_on_shaper(dpp_base, true);
   1171
   1172	current_mode = dpp3_get_shaper_current(dpp_base);
   1173
   1174	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
   1175		next_mode = LUT_RAM_B;
   1176	else
   1177		next_mode = LUT_RAM_A;
   1178
   1179	dpp3_configure_shaper_lut(dpp_base, next_mode == LUT_RAM_A);
   1180
   1181	if (next_mode == LUT_RAM_A)
   1182		dpp3_program_shaper_luta_settings(dpp_base, params);
   1183	else
   1184		dpp3_program_shaper_lutb_settings(dpp_base, params);
   1185
   1186	dpp3_program_shaper_lut(
   1187			dpp_base, params->rgb_resulted, params->hw_points_num);
   1188
   1189	REG_SET(CM_SHAPER_CONTROL, 0, CM_SHAPER_LUT_MODE, next_mode == LUT_RAM_A ? 1:2);
   1190
   1191	return true;
   1192
   1193}
   1194
   1195static enum dc_lut_mode get3dlut_config(
   1196			struct dpp *dpp_base,
   1197			bool *is_17x17x17,
   1198			bool *is_12bits_color_channel)
   1199{
   1200	uint32_t i_mode, i_enable_10bits, lut_size;
   1201	enum dc_lut_mode mode;
   1202	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1203
   1204	REG_GET(CM_3DLUT_READ_WRITE_CONTROL,
   1205			CM_3DLUT_30BIT_EN, &i_enable_10bits);
   1206	REG_GET(CM_3DLUT_MODE,
   1207			CM_3DLUT_MODE_CURRENT, &i_mode);
   1208
   1209	switch (i_mode) {
   1210	case 0:
   1211		mode = LUT_BYPASS;
   1212		break;
   1213	case 1:
   1214		mode = LUT_RAM_A;
   1215		break;
   1216	case 2:
   1217		mode = LUT_RAM_B;
   1218		break;
   1219	default:
   1220		mode = LUT_BYPASS;
   1221		break;
   1222	}
   1223	if (i_enable_10bits > 0)
   1224		*is_12bits_color_channel = false;
   1225	else
   1226		*is_12bits_color_channel = true;
   1227
   1228	REG_GET(CM_3DLUT_MODE, CM_3DLUT_SIZE, &lut_size);
   1229
   1230	if (lut_size == 0)
   1231		*is_17x17x17 = true;
   1232	else
   1233		*is_17x17x17 = false;
   1234
   1235	return mode;
   1236}
   1237/*
   1238 * select ramA or ramB, or bypass
   1239 * select color channel size 10 or 12 bits
   1240 * select 3dlut size 17x17x17 or 9x9x9
   1241 */
   1242static void dpp3_set_3dlut_mode(
   1243		struct dpp *dpp_base,
   1244		enum dc_lut_mode mode,
   1245		bool is_color_channel_12bits,
   1246		bool is_lut_size17x17x17)
   1247{
   1248	uint32_t lut_mode;
   1249	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1250
   1251	if (mode == LUT_BYPASS)
   1252		lut_mode = 0;
   1253	else if (mode == LUT_RAM_A)
   1254		lut_mode = 1;
   1255	else
   1256		lut_mode = 2;
   1257
   1258	REG_UPDATE_2(CM_3DLUT_MODE,
   1259			CM_3DLUT_MODE, lut_mode,
   1260			CM_3DLUT_SIZE, is_lut_size17x17x17 == true ? 0 : 1);
   1261}
   1262
   1263static void dpp3_select_3dlut_ram(
   1264		struct dpp *dpp_base,
   1265		enum dc_lut_mode mode,
   1266		bool is_color_channel_12bits)
   1267{
   1268	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1269
   1270	REG_UPDATE_2(CM_3DLUT_READ_WRITE_CONTROL,
   1271			CM_3DLUT_RAM_SEL, mode == LUT_RAM_A ? 0 : 1,
   1272			CM_3DLUT_30BIT_EN,
   1273			is_color_channel_12bits == true ? 0:1);
   1274}
   1275
   1276
   1277
   1278static void dpp3_set3dlut_ram12(
   1279		struct dpp *dpp_base,
   1280		const struct dc_rgb *lut,
   1281		uint32_t entries)
   1282{
   1283	uint32_t i, red, green, blue, red1, green1, blue1;
   1284	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1285
   1286	for (i = 0 ; i < entries; i += 2) {
   1287		red   = lut[i].red<<4;
   1288		green = lut[i].green<<4;
   1289		blue  = lut[i].blue<<4;
   1290		red1   = lut[i+1].red<<4;
   1291		green1 = lut[i+1].green<<4;
   1292		blue1  = lut[i+1].blue<<4;
   1293
   1294		REG_SET_2(CM_3DLUT_DATA, 0,
   1295				CM_3DLUT_DATA0, red,
   1296				CM_3DLUT_DATA1, red1);
   1297
   1298		REG_SET_2(CM_3DLUT_DATA, 0,
   1299				CM_3DLUT_DATA0, green,
   1300				CM_3DLUT_DATA1, green1);
   1301
   1302		REG_SET_2(CM_3DLUT_DATA, 0,
   1303				CM_3DLUT_DATA0, blue,
   1304				CM_3DLUT_DATA1, blue1);
   1305
   1306	}
   1307}
   1308
   1309/*
   1310 * load selected lut with 10 bits color channels
   1311 */
   1312static void dpp3_set3dlut_ram10(
   1313		struct dpp *dpp_base,
   1314		const struct dc_rgb *lut,
   1315		uint32_t entries)
   1316{
   1317	uint32_t i, red, green, blue, value;
   1318	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1319
   1320	for (i = 0; i < entries; i++) {
   1321		red   = lut[i].red;
   1322		green = lut[i].green;
   1323		blue  = lut[i].blue;
   1324
   1325		value = (red<<20) | (green<<10) | blue;
   1326
   1327		REG_SET(CM_3DLUT_DATA_30BIT, 0, CM_3DLUT_DATA_30BIT, value);
   1328	}
   1329
   1330}
   1331
   1332
   1333static void dpp3_select_3dlut_ram_mask(
   1334		struct dpp *dpp_base,
   1335		uint32_t ram_selection_mask)
   1336{
   1337	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
   1338
   1339	REG_UPDATE(CM_3DLUT_READ_WRITE_CONTROL, CM_3DLUT_WRITE_EN_MASK,
   1340			ram_selection_mask);
   1341	REG_SET(CM_3DLUT_INDEX, 0, CM_3DLUT_INDEX, 0);
   1342}
   1343
   1344static bool dpp3_program_3dlut(struct dpp *dpp_base,
   1345			       struct tetrahedral_params *params)
   1346{
   1347	enum dc_lut_mode mode;
   1348	bool is_17x17x17;
   1349	bool is_12bits_color_channel;
   1350	struct dc_rgb *lut0;
   1351	struct dc_rgb *lut1;
   1352	struct dc_rgb *lut2;
   1353	struct dc_rgb *lut3;
   1354	int lut_size0;
   1355	int lut_size;
   1356
   1357	if (params == NULL) {
   1358		dpp3_set_3dlut_mode(dpp_base, LUT_BYPASS, false, false);
   1359		if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
   1360			dpp3_power_on_hdr3dlut(dpp_base, false);
   1361		return false;
   1362	}
   1363
   1364	if (dpp_base->ctx->dc->debug.enable_mem_low_power.bits.cm)
   1365		dpp3_power_on_hdr3dlut(dpp_base, true);
   1366
   1367	mode = get3dlut_config(dpp_base, &is_17x17x17, &is_12bits_color_channel);
   1368
   1369	if (mode == LUT_BYPASS || mode == LUT_RAM_B)
   1370		mode = LUT_RAM_A;
   1371	else
   1372		mode = LUT_RAM_B;
   1373
   1374	is_17x17x17 = !params->use_tetrahedral_9;
   1375	is_12bits_color_channel = params->use_12bits;
   1376	if (is_17x17x17) {
   1377		lut0 = params->tetrahedral_17.lut0;
   1378		lut1 = params->tetrahedral_17.lut1;
   1379		lut2 = params->tetrahedral_17.lut2;
   1380		lut3 = params->tetrahedral_17.lut3;
   1381		lut_size0 = sizeof(params->tetrahedral_17.lut0)/
   1382					sizeof(params->tetrahedral_17.lut0[0]);
   1383		lut_size  = sizeof(params->tetrahedral_17.lut1)/
   1384					sizeof(params->tetrahedral_17.lut1[0]);
   1385	} else {
   1386		lut0 = params->tetrahedral_9.lut0;
   1387		lut1 = params->tetrahedral_9.lut1;
   1388		lut2 = params->tetrahedral_9.lut2;
   1389		lut3 = params->tetrahedral_9.lut3;
   1390		lut_size0 = sizeof(params->tetrahedral_9.lut0)/
   1391				sizeof(params->tetrahedral_9.lut0[0]);
   1392		lut_size  = sizeof(params->tetrahedral_9.lut1)/
   1393				sizeof(params->tetrahedral_9.lut1[0]);
   1394		}
   1395
   1396	dpp3_select_3dlut_ram(dpp_base, mode,
   1397				is_12bits_color_channel);
   1398	dpp3_select_3dlut_ram_mask(dpp_base, 0x1);
   1399	if (is_12bits_color_channel)
   1400		dpp3_set3dlut_ram12(dpp_base, lut0, lut_size0);
   1401	else
   1402		dpp3_set3dlut_ram10(dpp_base, lut0, lut_size0);
   1403
   1404	dpp3_select_3dlut_ram_mask(dpp_base, 0x2);
   1405	if (is_12bits_color_channel)
   1406		dpp3_set3dlut_ram12(dpp_base, lut1, lut_size);
   1407	else
   1408		dpp3_set3dlut_ram10(dpp_base, lut1, lut_size);
   1409
   1410	dpp3_select_3dlut_ram_mask(dpp_base, 0x4);
   1411	if (is_12bits_color_channel)
   1412		dpp3_set3dlut_ram12(dpp_base, lut2, lut_size);
   1413	else
   1414		dpp3_set3dlut_ram10(dpp_base, lut2, lut_size);
   1415
   1416	dpp3_select_3dlut_ram_mask(dpp_base, 0x8);
   1417	if (is_12bits_color_channel)
   1418		dpp3_set3dlut_ram12(dpp_base, lut3, lut_size);
   1419	else
   1420		dpp3_set3dlut_ram10(dpp_base, lut3, lut_size);
   1421
   1422
   1423	dpp3_set_3dlut_mode(dpp_base, mode, is_12bits_color_channel,
   1424					is_17x17x17);
   1425
   1426	return true;
   1427}
   1428static struct dpp_funcs dcn30_dpp_funcs = {
   1429	.dpp_program_gamcor_lut = dpp3_program_gamcor_lut,
   1430	.dpp_read_state			= dpp30_read_state,
   1431	.dpp_reset			= dpp_reset,
   1432	.dpp_set_scaler			= dpp1_dscl_set_scaler_manual_scale,
   1433	.dpp_get_optimal_number_of_taps	= dpp3_get_optimal_number_of_taps,
   1434	.dpp_set_gamut_remap		= dpp3_cm_set_gamut_remap,
   1435	.dpp_set_csc_adjustment		= NULL,
   1436	.dpp_set_csc_default		= NULL,
   1437	.dpp_program_regamma_pwl	= NULL,
   1438	.dpp_set_pre_degam		= dpp3_set_pre_degam,
   1439	.dpp_program_input_lut		= NULL,
   1440	.dpp_full_bypass		= dpp1_full_bypass,
   1441	.dpp_setup			= dpp3_cnv_setup,
   1442	.dpp_program_degamma_pwl	= NULL,
   1443	.dpp_program_cm_dealpha = dpp3_program_cm_dealpha,
   1444	.dpp_program_cm_bias = dpp3_program_cm_bias,
   1445	.dpp_program_blnd_lut = dpp3_program_blnd_lut,
   1446	.dpp_program_shaper_lut = dpp3_program_shaper,
   1447	.dpp_program_3dlut = dpp3_program_3dlut,
   1448	.dpp_deferred_update = dpp3_deferred_update,
   1449	.dpp_program_bias_and_scale	= NULL,
   1450	.dpp_cnv_set_alpha_keyer	= dpp2_cnv_set_alpha_keyer,
   1451	.set_cursor_attributes		= dpp3_set_cursor_attributes,
   1452	.set_cursor_position		= dpp1_set_cursor_position,
   1453	.set_optional_cursor_attributes	= dpp1_cnv_set_optional_cursor_attributes,
   1454	.dpp_dppclk_control		= dpp1_dppclk_control,
   1455	.dpp_set_hdr_multiplier		= dpp3_set_hdr_multiplier,
   1456};
   1457
   1458
   1459static struct dpp_caps dcn30_dpp_cap = {
   1460	.dscl_data_proc_format = DSCL_DATA_PRCESSING_FLOAT_FORMAT,
   1461	.dscl_calc_lb_num_partitions = dscl2_calc_lb_num_partitions,
   1462};
   1463
   1464bool dpp3_construct(
   1465	struct dcn3_dpp *dpp,
   1466	struct dc_context *ctx,
   1467	uint32_t inst,
   1468	const struct dcn3_dpp_registers *tf_regs,
   1469	const struct dcn3_dpp_shift *tf_shift,
   1470	const struct dcn3_dpp_mask *tf_mask)
   1471{
   1472	dpp->base.ctx = ctx;
   1473
   1474	dpp->base.inst = inst;
   1475	dpp->base.funcs = &dcn30_dpp_funcs;
   1476	dpp->base.caps = &dcn30_dpp_cap;
   1477
   1478	dpp->tf_regs = tf_regs;
   1479	dpp->tf_shift = tf_shift;
   1480	dpp->tf_mask = tf_mask;
   1481
   1482	return true;
   1483}
   1484