drm/amd/display: Add DCN2 MPC

Add support to program the DCN2 MPC (Multiple pipe and plane combine)

HW Blocks:

    +--------+
    |  MPC   |
    +--------+
        |
        v
    +-------+
    |  OPP  |
    +-------+
        |
        v
    +--------+
    |  OPTC  |
    +--------+
        |
        v
    +--------+       +--------+
    |  DIO   |       |  DCCG  |
    +--------+       +--------+
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dc_hw_types.h

@@ -194,6 +194,12 @@ enum surface_pixel_format {
 	/*swaped & float*/
 	SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F,
 	/*grow graphics here if necessary */
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FIX,
+	SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FIX,
+	SURFACE_PIXEL_FORMAT_GRPH_RGB111110_FLOAT,
+	SURFACE_PIXEL_FORMAT_GRPH_BGR101111_FLOAT,
+#endif
 	SURFACE_PIXEL_FORMAT_VIDEO_BEGIN,
 	SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr =
 		SURFACE_PIXEL_FORMAT_VIDEO_BEGIN,
@@ -201,6 +207,10 @@ enum surface_pixel_format {
 	SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr,
 	SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb,
 		SURFACE_PIXEL_FORMAT_SUBSAMPLE_END,
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	SURFACE_PIXEL_FORMAT_VIDEO_ACrYCb2101010,
+	SURFACE_PIXEL_FORMAT_VIDEO_CrYCbA1010102,
+#endif
 	SURFACE_PIXEL_FORMAT_VIDEO_AYCrCb8888,
 	SURFACE_PIXEL_FORMAT_INVALID
 
@@ -239,6 +249,13 @@ enum tile_split_values {
 	DC_ROTATED_MICRO_TILING = 0x3,
 };
 
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+enum tripleBuffer_enable {
+	DC_TRIPLEBUFFER_DISABLE = 0x0,
+	DC_TRIPLEBUFFER_ENABLE = 0x1,
+};
+#endif
+
 /* TODO: These values come from hardware spec. We need to readdress this
  * if they ever change.
  */
@@ -437,6 +454,14 @@ struct dc_csc_transform {
 	bool enable_adjustment;
 };
 
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+struct dc_rgb_fixed {
+	struct fixed31_32 red;
+	struct fixed31_32 green;
+	struct fixed31_32 blue;
+};
+#endif
+
 struct dc_gamma {
 	struct kref refcount;
 	enum dc_gamma_type type;
@@ -470,7 +495,11 @@ enum dc_cursor_color_format {
 	CURSOR_MODE_MONO,
 	CURSOR_MODE_COLOR_1BIT_AND,
 	CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA,
-	CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA
+	CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA,
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED,
+	CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED
+#endif
 };
 
 /*
@@ -616,6 +645,10 @@ enum dc_color_depth {
 	COLOR_DEPTH_121212,
 	COLOR_DEPTH_141414,
 	COLOR_DEPTH_161616,
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+	COLOR_DEPTH_999,
+	COLOR_DEPTH_111111,
+#endif
 	COLOR_DEPTH_COUNT
 };
 
@@ -750,6 +783,58 @@ struct dc_crtc_timing {
 	struct dc_crtc_timing_flags flags;
 };
 
+/* Passed on init */
+enum vram_type {
+	VIDEO_MEMORY_TYPE_GDDR5  = 2,
+	VIDEO_MEMORY_TYPE_DDR3   = 3,
+	VIDEO_MEMORY_TYPE_DDR4   = 4,
+	VIDEO_MEMORY_TYPE_HBM    = 5,
+	VIDEO_MEMORY_TYPE_GDDR6  = 6,
+};
+
+#ifdef CONFIG_DRM_AMD_DC_DCN2_0
+enum dwb_cnv_out_bpc {
+	DWB_CNV_OUT_BPC_8BPC  = 0,
+	DWB_CNV_OUT_BPC_10BPC = 1,
+};
+
+enum dwb_output_depth {
+	DWB_OUTPUT_PIXEL_DEPTH_8BPC = 0,
+	DWB_OUTPUT_PIXEL_DEPTH_10BPC = 1,
+};
+
+enum dwb_capture_rate {
+	dwb_capture_rate_0 = 0,	/* Every frame is captured. */
+	dwb_capture_rate_1 = 1,	/* Every other frame is captured. */
+	dwb_capture_rate_2 = 2,	/* Every 3rd frame is captured. */
+	dwb_capture_rate_3 = 3,	/* Every 4th frame is captured. */
+};
+
+enum dwb_scaler_mode {
+	dwb_scaler_mode_bypass444 = 0,
+	dwb_scaler_mode_rgb444 = 1,
+	dwb_scaler_mode_yuv444 = 2,
+	dwb_scaler_mode_yuv420 = 3
+};
+
+enum dwb_subsample_position {
+	DWB_INTERSTITIAL_SUBSAMPLING = 0,
+	DWB_COSITED_SUBSAMPLING      = 1
+};
+
+#define MCIF_BUF_COUNT	4
+
+struct mcif_buf_params {
+	unsigned long long	luma_address[MCIF_BUF_COUNT];
+	unsigned long long	chroma_address[MCIF_BUF_COUNT];
+	unsigned int		luma_pitch;
+	unsigned int		chroma_pitch;
+	unsigned int		warmup_pitch;
+	unsigned int		swlock;
+};
+
+#endif
+
 #define MAX_TG_COLOR_VALUE 0x3FF
 struct tg_color {
 	/* Maximum 10 bits color value */

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c

@@ -438,6 +438,12 @@ static const struct mpc_funcs dcn10_mpc_funcs = {
 	.assert_mpcc_idle_before_connect = mpc1_assert_mpcc_idle_before_connect,
 	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
 	.update_blending = mpc1_update_blending,
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	.set_denorm = NULL,
+	.set_denorm_clamp = NULL,
+	.set_output_csc = NULL,
+	.set_output_gamma = NULL,
+#endif
 };
 
 void dcn10_mpc_construct(struct dcn10_mpc *mpc10,

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c

+/*
+ * Copyright 2012-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#include "dcn20_mpc.h"
+
+#include "reg_helper.h"
+#include "dc.h"
+#include "mem_input.h"
+#include "dcn10/dcn10_cm_common.h"
+
+#define REG(reg)\
+	mpc20->mpc_regs->reg
+
+#define CTX \
+	mpc20->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+	mpc20->mpc_shift->field_name, mpc20->mpc_mask->field_name
+
+#define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
+
+void mpc2_update_blending(
+	struct mpc *mpc,
+	struct mpcc_blnd_cfg *blnd_cfg,
+	int mpcc_id)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	struct mpcc *mpcc = mpc1_get_mpcc(mpc, mpcc_id);
+
+	REG_UPDATE_7(MPCC_CONTROL[mpcc_id],
+			MPCC_ALPHA_BLND_MODE,		blnd_cfg->alpha_mode,
+			MPCC_ALPHA_MULTIPLIED_MODE,	blnd_cfg->pre_multiplied_alpha,
+			MPCC_BLND_ACTIVE_OVERLAP_ONLY,	blnd_cfg->overlap_only,
+			MPCC_GLOBAL_ALPHA,		blnd_cfg->global_alpha,
+			MPCC_GLOBAL_GAIN,		blnd_cfg->global_gain,
+			MPCC_BG_BPC,			blnd_cfg->background_color_bpc,
+			MPCC_BOT_GAIN_MODE,		blnd_cfg->bottom_gain_mode);
+
+	REG_SET(MPCC_TOP_GAIN[mpcc_id], 0, MPCC_TOP_GAIN, blnd_cfg->top_gain);
+	REG_SET(MPCC_BOT_GAIN_INSIDE[mpcc_id], 0, MPCC_BOT_GAIN_INSIDE, blnd_cfg->bottom_inside_gain);
+	REG_SET(MPCC_BOT_GAIN_OUTSIDE[mpcc_id], 0, MPCC_BOT_GAIN_OUTSIDE, blnd_cfg->bottom_outside_gain);
+
+	mpc1_set_bg_color(mpc, &blnd_cfg->black_color, mpcc_id);
+	mpcc->blnd_cfg = *blnd_cfg;
+}
+
+void mpc2_set_denorm(
+		struct mpc *mpc,
+		int opp_id,
+		enum dc_color_depth output_depth)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	int denorm_mode = 0;
+
+	switch (output_depth) {
+	case COLOR_DEPTH_666:
+		denorm_mode = 1;
+		break;
+	case COLOR_DEPTH_888:
+		denorm_mode = 2;
+		break;
+	case COLOR_DEPTH_999:
+		denorm_mode = 3;
+		break;
+	case COLOR_DEPTH_101010:
+		denorm_mode = 4;
+		break;
+	case COLOR_DEPTH_111111:
+		denorm_mode = 5;
+		break;
+	case COLOR_DEPTH_121212:
+		denorm_mode = 6;
+		break;
+	case COLOR_DEPTH_141414:
+	case COLOR_DEPTH_161616:
+	default:
+		/* not valid used case! */
+		break;
+	}
+
+	REG_UPDATE(DENORM_CONTROL[opp_id],
+			MPC_OUT_DENORM_MODE, denorm_mode);
+}
+
+void mpc2_set_denorm_clamp(
+		struct mpc *mpc,
+		int opp_id,
+		struct mpc_denorm_clamp denorm_clamp)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	REG_UPDATE_2(DENORM_CONTROL[opp_id],
+			MPC_OUT_DENORM_CLAMP_MAX_R_CR, denorm_clamp.clamp_max_r_cr,
+			MPC_OUT_DENORM_CLAMP_MIN_R_CR, denorm_clamp.clamp_min_r_cr);
+	REG_UPDATE_2(DENORM_CLAMP_G_Y[opp_id],
+			MPC_OUT_DENORM_CLAMP_MAX_G_Y, denorm_clamp.clamp_max_g_y,
+			MPC_OUT_DENORM_CLAMP_MIN_G_Y, denorm_clamp.clamp_min_g_y);
+	REG_UPDATE_2(DENORM_CLAMP_B_CB[opp_id],
+			MPC_OUT_DENORM_CLAMP_MAX_B_CB, denorm_clamp.clamp_max_b_cb,
+			MPC_OUT_DENORM_CLAMP_MIN_B_CB, denorm_clamp.clamp_min_b_cb);
+}
+
+
+
+void mpc2_set_output_csc(
+		struct mpc *mpc,
+		int opp_id,
+		const uint16_t *regval,
+		enum mpc_output_csc_mode ocsc_mode)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	struct color_matrices_reg ocsc_regs;
+
+	REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
+
+	if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE)
+		return;
+
+	if (regval == NULL) {
+		BREAK_TO_DEBUGGER();
+		return;
+	}
+
+	ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
+	ocsc_regs.masks.csc_c11  = mpc20->mpc_mask->MPC_OCSC_C11_A;
+	ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
+	ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
+
+	if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
+		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
+		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
+	} else {
+		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
+		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
+	}
+	cm_helper_program_color_matrices(
+			mpc20->base.ctx,
+			regval,
+			&ocsc_regs);
+}
+
+void mpc2_set_ocsc_default(
+		struct mpc *mpc,
+		int opp_id,
+		enum dc_color_space color_space,
+		enum mpc_output_csc_mode ocsc_mode)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	uint32_t arr_size;
+	struct color_matrices_reg ocsc_regs;
+	const uint16_t *regval = NULL;
+
+	REG_SET(CSC_MODE[opp_id], 0, MPC_OCSC_MODE, ocsc_mode);
+	if (ocsc_mode == MPC_OUTPUT_CSC_DISABLE)
+		return;
+
+	regval = find_color_matrix(color_space, &arr_size);
+
+	if (regval == NULL) {
+		BREAK_TO_DEBUGGER();
+		return;
+	}
+
+	ocsc_regs.shifts.csc_c11 = mpc20->mpc_shift->MPC_OCSC_C11_A;
+	ocsc_regs.masks.csc_c11  = mpc20->mpc_mask->MPC_OCSC_C11_A;
+	ocsc_regs.shifts.csc_c12 = mpc20->mpc_shift->MPC_OCSC_C12_A;
+	ocsc_regs.masks.csc_c12 = mpc20->mpc_mask->MPC_OCSC_C12_A;
+
+
+	if (ocsc_mode == MPC_OUTPUT_CSC_COEF_A) {
+		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_A[opp_id]);
+		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_A[opp_id]);
+	} else {
+		ocsc_regs.csc_c11_c12 = REG(CSC_C11_C12_B[opp_id]);
+		ocsc_regs.csc_c33_c34 = REG(CSC_C33_C34_B[opp_id]);
+	}
+
+	cm_helper_program_color_matrices(
+			mpc20->base.ctx,
+			regval,
+			&ocsc_regs);
+}
+
+static void mpc2_ogam_get_reg_field(
+		struct mpc *mpc,
+		struct xfer_func_reg *reg)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	reg->shifts.exp_region0_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
+	reg->masks.exp_region0_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;
+	reg->shifts.exp_region0_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
+	reg->masks.exp_region0_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;
+	reg->shifts.exp_region1_lut_offset = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
+	reg->masks.exp_region1_lut_offset = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;
+	reg->shifts.exp_region1_num_segments = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
+	reg->masks.exp_region1_num_segments = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;
+	reg->shifts.field_region_end = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_B;
+	reg->masks.field_region_end = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_B;
+	reg->shifts.field_region_end_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
+	reg->masks.field_region_end_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;
+	reg->shifts.field_region_end_base = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
+	reg->masks.field_region_end_base = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;
+	reg->shifts.field_region_linear_slope = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
+	reg->masks.field_region_linear_slope = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;
+	reg->shifts.exp_region_start = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_B;
+	reg->masks.exp_region_start = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_B;
+	reg->shifts.exp_resion_start_segment = mpc20->mpc_shift->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
+	reg->masks.exp_resion_start_segment = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
+}
+
+static void mpc20_power_on_ogam_lut(
+		struct mpc *mpc, int mpcc_id,
+		bool power_on)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	REG_SET(MPCC_MEM_PWR_CTRL[mpcc_id], 0,
+			MPCC_OGAM_MEM_PWR_FORCE, power_on == true ? 0:1);
+
+}
+
+static void mpc20_configure_ogam_lut(
+		struct mpc *mpc, int mpcc_id,
+		bool is_ram_a)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	REG_UPDATE_2(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
+			MPCC_OGAM_LUT_WRITE_EN_MASK, 7,
+			MPCC_OGAM_LUT_RAM_SEL, is_ram_a == true ? 0:1);
+
+	REG_SET(MPCC_OGAM_LUT_INDEX[mpcc_id], 0, MPCC_OGAM_LUT_INDEX, 0);
+}
+
+static enum dc_lut_mode mpc20_get_ogam_current(struct mpc *mpc, int mpcc_id)
+{
+	enum dc_lut_mode mode;
+	uint32_t state_mode;
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	REG_GET(MPCC_OGAM_LUT_RAM_CONTROL[mpcc_id],
+			MPCC_OGAM_CONFIG_STATUS, &state_mode);
+
+		switch (state_mode) {
+		case 0:
+			mode = LUT_BYPASS;
+			break;
+		case 1:
+			mode = LUT_RAM_A;
+			break;
+		case 2:
+			mode = LUT_RAM_B;
+			break;
+		default:
+			mode = LUT_BYPASS;
+			break;
+		}
+		return mode;
+}
+
+static void mpc2_program_lutb(struct mpc *mpc, int mpcc_id,
+			const struct pwl_params *params)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	struct xfer_func_reg gam_regs;
+
+	mpc2_ogam_get_reg_field(mpc, &gam_regs);
+
+	gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMB_START_CNTL_B[mpcc_id]);
+	gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMB_START_CNTL_G[mpcc_id]);
+	gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMB_START_CNTL_R[mpcc_id]);
+	gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_B[mpcc_id]);
+	gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_G[mpcc_id]);
+	gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMB_SLOPE_CNTL_R[mpcc_id]);
+	gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMB_END_CNTL1_B[mpcc_id]);
+	gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMB_END_CNTL2_B[mpcc_id]);
+	gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMB_END_CNTL1_G[mpcc_id]);
+	gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMB_END_CNTL2_G[mpcc_id]);
+	gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMB_END_CNTL1_R[mpcc_id]);
+	gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMB_END_CNTL2_R[mpcc_id]);
+	gam_regs.region_start = REG(MPCC_OGAM_RAMB_REGION_0_1[mpcc_id]);
+	gam_regs.region_end = REG(MPCC_OGAM_RAMB_REGION_32_33[mpcc_id]);
+
+	cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
+
+}
+
+static void mpc2_program_luta(struct mpc *mpc, int mpcc_id,
+		const struct pwl_params *params)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	struct xfer_func_reg gam_regs;
+
+	mpc2_ogam_get_reg_field(mpc, &gam_regs);
+
+	gam_regs.start_cntl_b = REG(MPCC_OGAM_RAMA_START_CNTL_B[mpcc_id]);
+	gam_regs.start_cntl_g = REG(MPCC_OGAM_RAMA_START_CNTL_G[mpcc_id]);
+	gam_regs.start_cntl_r = REG(MPCC_OGAM_RAMA_START_CNTL_R[mpcc_id]);
+	gam_regs.start_slope_cntl_b = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_B[mpcc_id]);
+	gam_regs.start_slope_cntl_g = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_G[mpcc_id]);
+	gam_regs.start_slope_cntl_r = REG(MPCC_OGAM_RAMA_SLOPE_CNTL_R[mpcc_id]);
+	gam_regs.start_end_cntl1_b = REG(MPCC_OGAM_RAMA_END_CNTL1_B[mpcc_id]);
+	gam_regs.start_end_cntl2_b = REG(MPCC_OGAM_RAMA_END_CNTL2_B[mpcc_id]);
+	gam_regs.start_end_cntl1_g = REG(MPCC_OGAM_RAMA_END_CNTL1_G[mpcc_id]);
+	gam_regs.start_end_cntl2_g = REG(MPCC_OGAM_RAMA_END_CNTL2_G[mpcc_id]);
+	gam_regs.start_end_cntl1_r = REG(MPCC_OGAM_RAMA_END_CNTL1_R[mpcc_id]);
+	gam_regs.start_end_cntl2_r = REG(MPCC_OGAM_RAMA_END_CNTL2_R[mpcc_id]);
+	gam_regs.region_start = REG(MPCC_OGAM_RAMA_REGION_0_1[mpcc_id]);
+	gam_regs.region_end = REG(MPCC_OGAM_RAMA_REGION_32_33[mpcc_id]);
+
+	cm_helper_program_xfer_func(mpc20->base.ctx, params, &gam_regs);
+
+}
+
+static void mpc20_program_ogam_pwl(
+		struct mpc *mpc, int mpcc_id,
+		const struct pwl_result_data *rgb,
+		uint32_t num)
+{
+	uint32_t i;
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	for (i = 0 ; i < num; i++) {
+		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].red_reg);
+		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].green_reg);
+		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0, MPCC_OGAM_LUT_DATA, rgb[i].blue_reg);
+
+		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
+				MPCC_OGAM_LUT_DATA, rgb[i].delta_red_reg);
+		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
+				MPCC_OGAM_LUT_DATA, rgb[i].delta_green_reg);
+		REG_SET(MPCC_OGAM_LUT_DATA[mpcc_id], 0,
+				MPCC_OGAM_LUT_DATA, rgb[i].delta_blue_reg);
+
+	}
+
+}
+
+void apply_DEDCN20_305_wa(
+		struct mpc *mpc,
+		int mpcc_id, enum dc_lut_mode current_mode,
+		enum dc_lut_mode next_mode)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	if (mpc->ctx->dc->work_arounds.dedcn20_305_wa == false) {
+		/*hw fixed in new review*/
+		return;
+	}
+	if (current_mode == LUT_BYPASS)
+		/*this will only work if OTG is locked.
+		 *if we were to support OTG unlock case,
+		 *the workaround will be more complex
+		 */
+		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
+			next_mode == LUT_RAM_A ? 1:2);
+}
+
+void mpc2_set_output_gamma(
+		struct mpc *mpc,
+		int mpcc_id,
+		const struct pwl_params *params)
+{
+	enum dc_lut_mode current_mode;
+	enum dc_lut_mode next_mode;
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+
+	if (params == NULL) {
+		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
+		return;
+	}
+	current_mode = mpc20_get_ogam_current(mpc, mpcc_id);
+	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
+		next_mode = LUT_RAM_B;
+	else
+		next_mode = LUT_RAM_A;
+
+	mpc20_power_on_ogam_lut(mpc, mpcc_id, true);
+	mpc20_configure_ogam_lut(mpc, mpcc_id, next_mode == LUT_RAM_A ? true:false);
+
+	if (next_mode == LUT_RAM_A)
+		mpc2_program_luta(mpc, mpcc_id, params);
+	else
+		mpc2_program_lutb(mpc, mpcc_id, params);
+
+	apply_DEDCN20_305_wa(mpc, mpcc_id, current_mode, next_mode);
+
+	mpc20_program_ogam_pwl(
+			mpc, mpcc_id, params->rgb_resulted, params->hw_points_num);
+
+	REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE,
+		next_mode == LUT_RAM_A ? 1:2);
+}
+void mpc2_assert_idle_mpcc(struct mpc *mpc, int id)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	unsigned int mpc_disabled;
+
+	ASSERT(!(mpc20->mpcc_in_use_mask & 1 << id));
+	REG_GET(MPCC_STATUS[id], MPCC_DISABLED, &mpc_disabled);
+	if (mpc_disabled)
+		return;
+
+	REG_WAIT(MPCC_STATUS[id],
+			MPCC_IDLE, 1,
+			1, 100000);
+}
+
+void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
+{
+	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
+	unsigned int top_sel, mpc_busy, mpc_idle, mpc_disabled;
+	REG_GET(MPCC_STATUS[mpcc_id], MPCC_DISABLED, &mpc_disabled);
+
+	if (mpc_disabled) {
+		ASSERT(0);
+		return;
+	}
+
+	REG_GET(MPCC_TOP_SEL[mpcc_id],
+			MPCC_TOP_SEL, &top_sel);
+
+	if (top_sel == 0xf) {
+		REG_GET_2(MPCC_STATUS[mpcc_id],
+				MPCC_BUSY, &mpc_busy,
+				MPCC_IDLE, &mpc_idle);
+
+		ASSERT(mpc_busy == 0);
+		ASSERT(mpc_idle == 1);
+	}
+}
+
+static void mpc2_init_mpcc(struct mpcc *mpcc, int mpcc_inst)
+{
+	mpcc->mpcc_id = mpcc_inst;
+	mpcc->dpp_id = 0xf;
+	mpcc->mpcc_bot = NULL;
+	mpcc->blnd_cfg.overlap_only = false;
+	mpcc->blnd_cfg.global_alpha = 0xff;
+	mpcc->blnd_cfg.global_gain = 0xff;
+	mpcc->blnd_cfg.background_color_bpc = 4;
+	mpcc->blnd_cfg.bottom_gain_mode = 0;
+	mpcc->blnd_cfg.top_gain = 0x1f000;
+	mpcc->blnd_cfg.bottom_inside_gain = 0x1f000;
+	mpcc->blnd_cfg.bottom_outside_gain = 0x1f000;
+	mpcc->sm_cfg.enable = false;
+}
+
+struct mpcc *mpc2_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
+{
+	struct mpcc *tmp_mpcc = tree->opp_list;
+
+	while (tmp_mpcc != NULL) {
+		if (tmp_mpcc->dpp_id == 0xf || tmp_mpcc->dpp_id == dpp_id)
+			return tmp_mpcc;
+		tmp_mpcc = tmp_mpcc->mpcc_bot;
+	}
+	return NULL;
+}
+
+const struct mpc_funcs dcn20_mpc_funcs = {
+	.read_mpcc_state = mpc1_read_mpcc_state,
+	.insert_plane = mpc1_insert_plane,
+	.remove_mpcc = mpc1_remove_mpcc,
+	.mpc_init = mpc1_mpc_init,
+	.update_blending = mpc2_update_blending,
+	.get_mpcc_for_dpp = mpc2_get_mpcc_for_dpp,
+	.wait_for_idle = mpc2_assert_idle_mpcc,
+	.assert_mpcc_idle_before_connect = mpc2_assert_mpcc_idle_before_connect,
+	.init_mpcc_list_from_hw = mpc1_init_mpcc_list_from_hw,
+	.set_denorm = mpc2_set_denorm,
+	.set_denorm_clamp = mpc2_set_denorm_clamp,
+	.set_output_csc = mpc2_set_output_csc,
+	.set_ocsc_default = mpc2_set_ocsc_default,
+	.set_output_gamma = mpc2_set_output_gamma,
+};
+
+void dcn20_mpc_construct(struct dcn20_mpc *mpc20,
+	struct dc_context *ctx,
+	const struct dcn20_mpc_registers *mpc_regs,
+	const struct dcn20_mpc_shift *mpc_shift,
+	const struct dcn20_mpc_mask *mpc_mask,
+	int num_mpcc)
+{
+	int i;
+
+	mpc20->base.ctx = ctx;
+
+	mpc20->base.funcs = &dcn20_mpc_funcs;
+
+	mpc20->mpc_regs = mpc_regs;
+	mpc20->mpc_shift = mpc_shift;
+	mpc20->mpc_mask = mpc_mask;
+
+	mpc20->mpcc_in_use_mask = 0;
+	mpc20->num_mpcc = num_mpcc;
+
+	for (i = 0; i < MAX_MPCC; i++)
+		mpc2_init_mpcc(&mpc20->base.mpcc_array[i], i);
+}
+

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.h

+/* Copyright 2012-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DC_MPCC_DCN20_H__
+#define __DC_MPCC_DCN20_H__
+
+#include "dcn10/dcn10_mpc.h"
+
+#define TO_DCN20_MPC(mpc_base) \
+	container_of(mpc_base, struct dcn20_mpc, base)
+
+#define MPC_REG_LIST_DCN2_0(inst)\
+	MPC_COMMON_REG_LIST_DCN1_0(inst),\
+	SRII(MPCC_TOP_GAIN, MPCC, inst),\
+	SRII(MPCC_BOT_GAIN_INSIDE, MPCC, inst),\
+	SRII(MPCC_BOT_GAIN_OUTSIDE, MPCC, inst),\
+	SRII(MPCC_OGAM_RAMA_START_CNTL_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_START_CNTL_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_START_CNTL_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_SLOPE_CNTL_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_SLOPE_CNTL_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_SLOPE_CNTL_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_END_CNTL1_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_END_CNTL2_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_END_CNTL1_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_END_CNTL2_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_END_CNTL1_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_END_CNTL2_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_REGION_0_1, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMA_REGION_32_33, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_START_CNTL_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_START_CNTL_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_START_CNTL_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_SLOPE_CNTL_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_SLOPE_CNTL_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_SLOPE_CNTL_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_END_CNTL1_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_END_CNTL2_B, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_END_CNTL1_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_END_CNTL2_G, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_END_CNTL1_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_END_CNTL2_R, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_REGION_0_1, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_RAMB_REGION_32_33, MPCC_OGAM, inst),\
+	SRII(MPCC_MEM_PWR_CTRL, MPCC, inst),\
+	SRII(MPCC_OGAM_LUT_INDEX, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_LUT_RAM_CONTROL, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_LUT_DATA, MPCC_OGAM, inst),\
+	SRII(MPCC_OGAM_MODE, MPCC_OGAM, inst)
+
+#define MPC_OUT_MUX_REG_LIST_DCN2_0(inst) \
+	MPC_OUT_MUX_COMMON_REG_LIST_DCN1_0(inst),\
+	SRII(CSC_MODE, MPC_OUT, inst),\
+	SRII(CSC_C11_C12_A, MPC_OUT, inst),\
+	SRII(CSC_C33_C34_A, MPC_OUT, inst),\
+	SRII(CSC_C11_C12_B, MPC_OUT, inst),\
+	SRII(CSC_C33_C34_B, MPC_OUT, inst),\
+	SRII(DENORM_CONTROL, MPC_OUT, inst),\
+	SRII(DENORM_CLAMP_G_Y, MPC_OUT, inst),\
+	SRII(DENORM_CLAMP_B_CB, MPC_OUT, inst)
+
+#define MPC_REG_VARIABLE_LIST_DCN2_0 \
+	MPC_COMMON_REG_VARIABLE_LIST \
+	uint32_t MPCC_TOP_GAIN[MAX_MPCC]; \
+	uint32_t MPCC_BOT_GAIN_INSIDE[MAX_MPCC]; \
+	uint32_t MPCC_BOT_GAIN_OUTSIDE[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_START_CNTL_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_START_CNTL_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_START_CNTL_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_SLOPE_CNTL_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_SLOPE_CNTL_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_SLOPE_CNTL_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_END_CNTL1_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_END_CNTL2_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_END_CNTL1_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_END_CNTL2_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_END_CNTL1_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_END_CNTL2_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_REGION_0_1[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMA_REGION_32_33[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_START_CNTL_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_START_CNTL_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_START_CNTL_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_SLOPE_CNTL_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_SLOPE_CNTL_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_SLOPE_CNTL_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_END_CNTL1_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_END_CNTL2_B[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_END_CNTL1_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_END_CNTL2_G[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_END_CNTL1_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_END_CNTL2_R[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_REGION_0_1[MAX_MPCC]; \
+	uint32_t MPCC_OGAM_RAMB_REGION_32_33[MAX_MPCC];\
+	uint32_t MPCC_MEM_PWR_CTRL[MAX_MPCC];\
+	uint32_t MPCC_OGAM_LUT_INDEX[MAX_MPCC];\
+	uint32_t MPCC_OGAM_LUT_RAM_CONTROL[MAX_MPCC];\
+	uint32_t MPCC_OGAM_LUT_DATA[MAX_MPCC];\
+	uint32_t MPCC_OGAM_MODE[MAX_MPCC];\
+	uint32_t CSC_MODE[MAX_OPP]; \
+	uint32_t CSC_C11_C12_A[MAX_OPP]; \
+	uint32_t CSC_C33_C34_A[MAX_OPP]; \
+	uint32_t CSC_C11_C12_B[MAX_OPP]; \
+	uint32_t CSC_C33_C34_B[MAX_OPP]; \
+	uint32_t DENORM_CONTROL[MAX_OPP]; \
+	uint32_t DENORM_CLAMP_G_Y[MAX_OPP]; \
+	uint32_t DENORM_CLAMP_B_CB[MAX_OPP];
+
+#define MPC_COMMON_MASK_SH_LIST_DCN2_0(mask_sh) \
+	MPC_COMMON_MASK_SH_LIST_DCN1_0(mask_sh),\
+	SF(MPCC0_MPCC_CONTROL, MPCC_BG_BPC, mask_sh),\
+	SF(MPCC0_MPCC_CONTROL, MPCC_BOT_GAIN_MODE, mask_sh),\
+	SF(MPCC0_MPCC_TOP_GAIN, MPCC_TOP_GAIN, mask_sh),\
+	SF(MPCC0_MPCC_BOT_GAIN_INSIDE, MPCC_BOT_GAIN_INSIDE, mask_sh),\
+	SF(MPCC0_MPCC_BOT_GAIN_OUTSIDE, MPCC_BOT_GAIN_OUTSIDE, mask_sh),\
+	SF(MPC_OUT0_CSC_MODE, MPC_OCSC_MODE, mask_sh),\
+	SF(MPC_OUT0_CSC_C11_C12_A, MPC_OCSC_C11_A, mask_sh),\
+	SF(MPC_OUT0_CSC_C11_C12_A, MPC_OCSC_C12_A, mask_sh),\
+	SF(MPCC0_MPCC_STATUS, MPCC_DISABLED, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_REGION_0_1, MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_REGION_0_1, MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_REGION_0_1, MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_REGION_0_1, MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_END_CNTL1_B, MPCC_OGAM_RAMA_EXP_REGION_END_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_END_CNTL2_B, MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_END_CNTL2_B, MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_SLOPE_CNTL_B, MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_START_CNTL_B, MPCC_OGAM_RAMA_EXP_REGION_START_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMA_START_CNTL_B, MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_REGION_0_1, MPCC_OGAM_RAMB_EXP_REGION0_LUT_OFFSET, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_REGION_0_1, MPCC_OGAM_RAMB_EXP_REGION0_NUM_SEGMENTS, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_REGION_0_1, MPCC_OGAM_RAMB_EXP_REGION1_LUT_OFFSET, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_REGION_0_1, MPCC_OGAM_RAMB_EXP_REGION1_NUM_SEGMENTS, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_END_CNTL1_B, MPCC_OGAM_RAMB_EXP_REGION_END_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_END_CNTL2_B, MPCC_OGAM_RAMB_EXP_REGION_END_SLOPE_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_END_CNTL2_B, MPCC_OGAM_RAMB_EXP_REGION_END_BASE_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_SLOPE_CNTL_B, MPCC_OGAM_RAMB_EXP_REGION_LINEAR_SLOPE_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_START_CNTL_B, MPCC_OGAM_RAMB_EXP_REGION_START_B, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_RAMB_START_CNTL_B, MPCC_OGAM_RAMB_EXP_REGION_START_SEGMENT_B, mask_sh),\
+	SF(MPCC0_MPCC_MEM_PWR_CTRL, MPCC_OGAM_MEM_PWR_FORCE, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_LUT_INDEX, MPCC_OGAM_LUT_INDEX, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_LUT_RAM_CONTROL, MPCC_OGAM_LUT_WRITE_EN_MASK, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_LUT_RAM_CONTROL, MPCC_OGAM_LUT_RAM_SEL, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_LUT_RAM_CONTROL, MPCC_OGAM_CONFIG_STATUS, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_LUT_DATA, MPCC_OGAM_LUT_DATA, mask_sh),\
+	SF(MPCC_OGAM0_MPCC_OGAM_MODE, MPCC_OGAM_MODE, mask_sh),\
+	SF(MPC_OUT0_DENORM_CONTROL, MPC_OUT_DENORM_MODE, mask_sh),\
+	SF(MPC_OUT0_DENORM_CONTROL, MPC_OUT_DENORM_CLAMP_MAX_R_CR, mask_sh),\
+	SF(MPC_OUT0_DENORM_CONTROL, MPC_OUT_DENORM_CLAMP_MIN_R_CR, mask_sh),\
+	SF(MPC_OUT0_DENORM_CLAMP_G_Y, MPC_OUT_DENORM_CLAMP_MAX_G_Y, mask_sh),\
+	SF(MPC_OUT0_DENORM_CLAMP_G_Y, MPC_OUT_DENORM_CLAMP_MIN_G_Y, mask_sh),\
+	SF(MPC_OUT0_DENORM_CLAMP_B_CB, MPC_OUT_DENORM_CLAMP_MAX_B_CB, mask_sh),\
+	SF(MPC_OUT0_DENORM_CLAMP_B_CB, MPC_OUT_DENORM_CLAMP_MIN_B_CB, mask_sh)
+
+#define MPC_REG_FIELD_LIST_DCN2_0(type) \
+	MPC_REG_FIELD_LIST(type)\
+	type MPCC_BG_BPC;\
+	type MPCC_BOT_GAIN_MODE;\
+	type MPCC_TOP_GAIN;\
+	type MPCC_BOT_GAIN_INSIDE;\
+	type MPCC_BOT_GAIN_OUTSIDE;\
+	type MPC_OCSC_MODE;\
+	type MPC_OCSC_C11_A;\
+	type MPC_OCSC_C12_A;\
+	type MPCC_OGAM_RAMA_EXP_REGION0_LUT_OFFSET;\
+	type MPCC_OGAM_RAMA_EXP_REGION0_NUM_SEGMENTS;\
+	type MPCC_OGAM_RAMA_EXP_REGION1_LUT_OFFSET;\
+	type MPCC_OGAM_RAMA_EXP_REGION1_NUM_SEGMENTS;\
+	type MPCC_OGAM_RAMA_EXP_REGION_END_B;\
+	type MPCC_OGAM_RAMA_EXP_REGION_END_SLOPE_B;\
+	type MPCC_OGAM_RAMA_EXP_REGION_END_BASE_B;\
+	type MPCC_OGAM_RAMA_EXP_REGION_LINEAR_SLOPE_B;\
+	type MPCC_OGAM_RAMA_EXP_REGION_START_B;\
+	type MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;\
+	type MPCC_OGAM_RAMB_EXP_REGION0_LUT_OFFSET;\
+	type MPCC_OGAM_RAMB_EXP_REGION0_NUM_SEGMENTS;\
+	type MPCC_OGAM_RAMB_EXP_REGION1_LUT_OFFSET;\
+	type MPCC_OGAM_RAMB_EXP_REGION1_NUM_SEGMENTS;\
+	type MPCC_OGAM_RAMB_EXP_REGION_END_B;\
+	type MPCC_OGAM_RAMB_EXP_REGION_END_SLOPE_B;\
+	type MPCC_OGAM_RAMB_EXP_REGION_END_BASE_B;\
+	type MPCC_OGAM_RAMB_EXP_REGION_LINEAR_SLOPE_B;\
+	type MPCC_OGAM_RAMB_EXP_REGION_START_B;\
+	type MPCC_OGAM_RAMB_EXP_REGION_START_SEGMENT_B;\
+	type MPCC_OGAM_MEM_PWR_FORCE;\
+	type MPCC_OGAM_LUT_INDEX;\
+	type MPCC_OGAM_LUT_WRITE_EN_MASK;\
+	type MPCC_OGAM_LUT_RAM_SEL;\
+	type MPCC_OGAM_CONFIG_STATUS;\
+	type MPCC_OGAM_LUT_DATA;\
+	type MPCC_OGAM_MODE;\
+	type MPC_OUT_DENORM_MODE;\
+	type MPC_OUT_DENORM_CLAMP_MAX_R_CR;\
+	type MPC_OUT_DENORM_CLAMP_MIN_R_CR;\
+	type MPC_OUT_DENORM_CLAMP_MAX_G_Y;\
+	type MPC_OUT_DENORM_CLAMP_MIN_G_Y;\
+	type MPC_OUT_DENORM_CLAMP_MAX_B_CB;\
+	type MPC_OUT_DENORM_CLAMP_MIN_B_CB;\
+	type MPCC_DISABLED;
+
+struct dcn20_mpc_registers {
+	MPC_REG_VARIABLE_LIST_DCN2_0
+};
+
+struct dcn20_mpc_shift {
+	MPC_REG_FIELD_LIST_DCN2_0(uint8_t)
+};
+
+struct dcn20_mpc_mask {
+	MPC_REG_FIELD_LIST_DCN2_0(uint32_t)
+};
+
+struct dcn20_mpc {
+	struct mpc base;
+
+	int mpcc_in_use_mask;
+	int num_mpcc;
+	const struct dcn20_mpc_registers *mpc_regs;
+	const struct dcn20_mpc_shift *mpc_shift;
+	const struct dcn20_mpc_mask *mpc_mask;
+};
+
+void dcn20_mpc_construct(struct dcn20_mpc *mpcc20,
+	struct dc_context *ctx,
+	const struct dcn20_mpc_registers *mpc_regs,
+	const struct dcn20_mpc_shift *mpc_shift,
+	const struct dcn20_mpc_mask *mpc_mask,
+	int num_mpcc);
+
+void mpc2_update_blending(
+	struct mpc *mpc,
+	struct mpcc_blnd_cfg *blnd_cfg,
+	int mpcc_id);
+
+void mpc2_set_denorm(
+	struct mpc *mpc,
+	int opp_id,
+	enum dc_color_depth output_depth);
+
+void mpc2_set_denorm_clamp(
+	struct mpc *mpc,
+	int opp_id,
+	struct mpc_denorm_clamp denorm_clamp);
+
+void mpc2_set_output_csc(
+	struct mpc *mpc,
+	int opp_id,
+	const uint16_t *regval,
+	enum mpc_output_csc_mode ocsc_mode);
+
+void mpc2_set_ocsc_default(
+	struct mpc *mpc,
+	int opp_id,
+	enum dc_color_space color_space,
+	enum mpc_output_csc_mode ocsc_mode);
+
+void mpc2_set_output_gamma(
+	struct mpc *mpc,
+	int mpcc_id,
+	const struct pwl_params *params);
+
+void mpc2_assert_idle_mpcc(struct mpc *mpc, int id);
+void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id);
+#endif

drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h

@@ -31,6 +31,10 @@
 #define MAX_MPCC 6
 #define MAX_OPP 6
 
+#if   defined(CONFIG_DRM_AMD_DC_DCN2_0)
+#define MAX_DWB		1
+#endif
+
 enum mpc_output_csc_mode {
 	MPC_OUTPUT_CSC_DISABLE = 0,
 	MPC_OUTPUT_CSC_COEF_A,
@@ -62,6 +66,14 @@ struct mpcc_blnd_cfg {
 	int global_alpha;
 	bool overlap_only;
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	/* MPCC top/bottom gain settings */
+	int bottom_gain_mode;
+	int background_color_bpc;
+	int top_gain;
+	int bottom_inside_gain;
+	int bottom_outside_gain;
+#endif
 };
 
 struct mpcc_sm_cfg {
@@ -78,6 +90,17 @@ struct mpcc_sm_cfg {
 	int force_next_field_polarity;
 };
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+struct mpc_denorm_clamp {
+	int clamp_max_r_cr;
+	int clamp_min_r_cr;
+	int clamp_max_g_y;
+	int clamp_min_g_y;
+	int clamp_max_b_cb;
+	int clamp_min_b_cb;
+};
+#endif
+
 /*
  * MPCC connection and blending configuration for a single MPCC instance.
  * This struct is used as a node in an MPC tree.
@@ -103,6 +126,9 @@ struct mpc {
 	struct dc_context *ctx;
 
 	struct mpcc mpcc_array[MAX_MPCC];
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	struct pwl_params blender_params;
+#endif
 };
 
 struct mpcc_state {
@@ -200,6 +226,32 @@ struct mpc_funcs {
 		struct mpc *mpc,
 		struct mpc_tree *tree);
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+	void (*set_denorm)(struct mpc *mpc,
+			int opp_id,
+			enum dc_color_depth output_depth);
+
+	void (*set_denorm_clamp)(
+			struct mpc *mpc,
+			int opp_id,
+			struct mpc_denorm_clamp denorm_clamp);
+
+	void (*set_output_csc)(struct mpc *mpc,
+			int opp_id,
+			const uint16_t *regval,
+			enum mpc_output_csc_mode ocsc_mode);
+
+	void (*set_ocsc_default)(struct mpc *mpc,
+			int opp_id,
+			enum dc_color_space color_space,
+			enum mpc_output_csc_mode ocsc_mode);
+
+	void (*set_output_gamma)(
+			struct mpc *mpc,
+			int mpcc_id,
+			const struct pwl_params *params);
+#endif
+
 };
 
 #endif