drm/amd/display: Add DCN3 DML

Add support for DML(Display mode library) for bandwidth calculations
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dml/Makefile

@@ -61,6 +61,10 @@ CFLAGS_$(AMDDALPATH)/dc/dml/dcn20/display_rq_dlg_calc_20v2.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_mode_vba_21.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_rq_dlg_calc_21.o := $(dml_ccflags)
 endif
+ifdef CONFIG_DRM_AMD_DC_DCN3_0
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn30/display_mode_vba_30.o := $(dml_ccflags) -Wframe-larger-than=2048
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn30/display_rq_dlg_calc_30.o := $(dml_ccflags)
+endif
 CFLAGS_$(AMDDALPATH)/dc/dml/dml1_display_rq_dlg_calc.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/display_rq_dlg_helpers.o := $(dml_ccflags)
 
@@ -72,6 +76,9 @@ DML += dcn20/display_rq_dlg_calc_20v2.o dcn20/display_mode_vba_20v2.o
 DML += dcn21/display_rq_dlg_calc_21.o dcn21/display_mode_vba_21.o
 endif
 
+ifdef CONFIG_DRM_AMD_DC_DCN3_0
+DML += dcn30/display_mode_vba_30.o dcn30/display_rq_dlg_calc_30.o
+endif
 
 AMD_DAL_DML = $(addprefix $(AMDDALPATH)/dc/dml/,$(DML))
 

drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.h

+/*
+ * Copyright 2020 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 __DML30_DISPLAY_MODE_VBA_H__
+#define __DML30_DISPLAY_MODE_VBA_H__
+
+void dml30_recalculate(struct display_mode_lib *mode_lib);
+void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib);
+double dml30_CalculateWriteBackDISPCLK(
+		enum source_format_class WritebackPixelFormat,
+		double PixelClock,
+		double WritebackHRatio,
+		double WritebackVRatio,
+		unsigned int WritebackHTaps,
+		unsigned int WritebackVTaps,
+		long   WritebackSourceWidth,
+		long   WritebackDestinationWidth,
+		unsigned int HTotal,
+		unsigned int WritebackLineBufferSize);
+
+#endif /* __DML30_DISPLAY_MODE_VBA_H__ */

drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.c

+/*
+ * Copyright 2020 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
+ *
+ */
+
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+
+#include "../display_mode_lib.h"
+#include "../display_mode_vba.h"
+#include "../dml_inline_defs.h"
+#include "display_rq_dlg_calc_30.h"
+
+static bool is_dual_plane(enum source_format_class source_format)
+{
+	bool ret_val = 0;
+
+	if ((source_format == dm_420_12) || (source_format == dm_420_8) || (source_format == dm_420_10) || (source_format == dm_rgbe_alpha))
+		ret_val = 1;
+
+	return ret_val;
+}
+
+static double get_refcyc_per_delivery(struct display_mode_lib *mode_lib,
+	double refclk_freq_in_mhz,
+	double pclk_freq_in_mhz,
+	unsigned int odm_combine,
+	unsigned int recout_width,
+	unsigned int hactive,
+	double vratio,
+	double hscale_pixel_rate,
+	unsigned int delivery_width,
+	unsigned int req_per_swath_ub)
+{
+	double refcyc_per_delivery = 0.0;
+
+	if (vratio <= 1.0) {
+		if (odm_combine)
+			refcyc_per_delivery = (double)refclk_freq_in_mhz * (double)((unsigned int)odm_combine*2)
+			* dml_min((double)recout_width, (double)hactive / ((unsigned int)odm_combine*2))
+			/ pclk_freq_in_mhz / (double)req_per_swath_ub;
+		else
+			refcyc_per_delivery = (double)refclk_freq_in_mhz * (double)recout_width
+			/ pclk_freq_in_mhz / (double)req_per_swath_ub;
+	} else {
+		refcyc_per_delivery = (double)refclk_freq_in_mhz * (double)delivery_width
+			/ (double)hscale_pixel_rate / (double)req_per_swath_ub;
+	}
+
+	dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz);
+	dml_print("DML_DLG: %s: pclk_freq_in_mhz   = %3.2f\n", __func__, pclk_freq_in_mhz);
+	dml_print("DML_DLG: %s: recout_width       = %d\n", __func__, recout_width);
+	dml_print("DML_DLG: %s: vratio             = %3.2f\n", __func__, vratio);
+	dml_print("DML_DLG: %s: req_per_swath_ub   = %d\n", __func__, req_per_swath_ub);
+	dml_print("DML_DLG: %s: refcyc_per_delivery= %3.2f\n", __func__, refcyc_per_delivery);
+
+	return refcyc_per_delivery;
+
+}
+
+static unsigned int get_blk_size_bytes(const enum source_macro_tile_size tile_size)
+{
+	if (tile_size == dm_256k_tile)
+		return (256 * 1024);
+	else if (tile_size == dm_64k_tile)
+		return (64 * 1024);
+	else
+		return (4 * 1024);
+}
+
+static void extract_rq_sizing_regs(struct display_mode_lib *mode_lib,
+	display_data_rq_regs_st *rq_regs,
+	const display_data_rq_sizing_params_st rq_sizing)
+{
+	dml_print("DML_DLG: %s: rq_sizing param\n", __func__);
+	print__data_rq_sizing_params_st(mode_lib, rq_sizing);
+
+	rq_regs->chunk_size = dml_log2(rq_sizing.chunk_bytes) - 10;
+
+	if (rq_sizing.min_chunk_bytes == 0)
+		rq_regs->min_chunk_size = 0;
+	else
+		rq_regs->min_chunk_size = dml_log2(rq_sizing.min_chunk_bytes) - 8 + 1;
+
+	rq_regs->meta_chunk_size = dml_log2(rq_sizing.meta_chunk_bytes) - 10;
+	if (rq_sizing.min_meta_chunk_bytes == 0)
+		rq_regs->min_meta_chunk_size = 0;
+	else
+		rq_regs->min_meta_chunk_size = dml_log2(rq_sizing.min_meta_chunk_bytes) - 6 + 1;
+
+	rq_regs->dpte_group_size = dml_log2(rq_sizing.dpte_group_bytes) - 6;
+	rq_regs->mpte_group_size = dml_log2(rq_sizing.mpte_group_bytes) - 6;
+}
+
+static void extract_rq_regs(struct display_mode_lib *mode_lib,
+	display_rq_regs_st *rq_regs,
+	const display_rq_params_st rq_param)
+{
+	unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
+	unsigned int detile_buf_plane1_addr = 0;
+
+	extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_l), rq_param.sizing.rq_l);
+
+	rq_regs->rq_regs_l.pte_row_height_linear = dml_floor(dml_log2(rq_param.dlg.rq_l.dpte_row_height),
+		1) - 3;
+
+	if (rq_param.yuv420) {
+		extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), rq_param.sizing.rq_c);
+		rq_regs->rq_regs_c.pte_row_height_linear = dml_floor(dml_log2(rq_param.dlg.rq_c.dpte_row_height),
+			1) - 3;
+	}
+
+	rq_regs->rq_regs_l.swath_height = dml_log2(rq_param.dlg.rq_l.swath_height);
+	rq_regs->rq_regs_c.swath_height = dml_log2(rq_param.dlg.rq_c.swath_height);
+
+	// FIXME: take the max between luma, chroma chunk size?
+	// okay for now, as we are setting chunk_bytes to 8kb anyways
+	if (rq_param.sizing.rq_l.chunk_bytes >= 32 * 1024 || (rq_param.yuv420 && rq_param.sizing.rq_c.chunk_bytes >= 32 * 1024)) { //32kb
+		rq_regs->drq_expansion_mode = 0;
+	} else {
+		rq_regs->drq_expansion_mode = 2;
+	}
+	rq_regs->prq_expansion_mode = 1;
+	rq_regs->mrq_expansion_mode = 1;
+	rq_regs->crq_expansion_mode = 1;
+
+	if (rq_param.yuv420) {
+	if ((double)rq_param.misc.rq_l.stored_swath_bytes
+			/ (double)rq_param.misc.rq_c.stored_swath_bytes <= 1.5) {
+			detile_buf_plane1_addr = (detile_buf_size_in_bytes / 2.0 / 64.0); // half to chroma
+		} else {
+			detile_buf_plane1_addr = dml_round_to_multiple((unsigned int)((2.0 * detile_buf_size_in_bytes) / 3.0),
+				256,
+				0) / 64.0; // 2/3 to chroma
+		}
+	}
+	rq_regs->plane1_base_address = detile_buf_plane1_addr;
+}
+
+static void handle_det_buf_split(struct display_mode_lib *mode_lib,
+	display_rq_params_st *rq_param,
+	const display_pipe_source_params_st pipe_src_param)
+{
+	unsigned int total_swath_bytes = 0;
+	unsigned int swath_bytes_l = 0;
+	unsigned int swath_bytes_c = 0;
+	unsigned int full_swath_bytes_packed_l = 0;
+	unsigned int full_swath_bytes_packed_c = 0;
+	bool req128_l = 0;
+	bool req128_c = 0;
+	bool surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
+	bool surf_vert = (pipe_src_param.source_scan == dm_vert);
+	unsigned int log2_swath_height_l = 0;
+	unsigned int log2_swath_height_c = 0;
+	unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024;
+
+	full_swath_bytes_packed_l = rq_param->misc.rq_l.full_swath_bytes;
+	full_swath_bytes_packed_c = rq_param->misc.rq_c.full_swath_bytes;
+
+	if (rq_param->yuv420_10bpc) {
+		full_swath_bytes_packed_l = dml_round_to_multiple(rq_param->misc.rq_l.full_swath_bytes * 2.0 / 3.0,
+			256,
+			1) + 256;
+		full_swath_bytes_packed_c = dml_round_to_multiple(rq_param->misc.rq_c.full_swath_bytes * 2.0 / 3.0,
+			256,
+			1) + 256;
+	}
+
+	if (rq_param->yuv420)
+		total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c;
+	else
+		total_swath_bytes = 2 * full_swath_bytes_packed_l;
+
+	if (total_swath_bytes <= detile_buf_size_in_bytes) { //full 256b request
+		req128_l = 0;
+		req128_c = 0;
+		swath_bytes_l = full_swath_bytes_packed_l;
+		swath_bytes_c = full_swath_bytes_packed_c;
+	} else if (!rq_param->yuv420) {
+		req128_l = 1;
+		req128_c = 0;
+		swath_bytes_c = full_swath_bytes_packed_c;
+		swath_bytes_l = full_swath_bytes_packed_l / 2;
+	} else if ((double)full_swath_bytes_packed_l / (double)full_swath_bytes_packed_c < 1.5) {
+		req128_l = 0;
+		req128_c = 1;
+		swath_bytes_l = full_swath_bytes_packed_l;
+		swath_bytes_c = full_swath_bytes_packed_c / 2;
+
+		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
+
+		if (total_swath_bytes > detile_buf_size_in_bytes) {
+			req128_l = 1;
+			swath_bytes_l = full_swath_bytes_packed_l / 2;
+		}
+	} else {
+		req128_l = 1;
+		req128_c = 0;
+		swath_bytes_l = full_swath_bytes_packed_l/2;
+		swath_bytes_c = full_swath_bytes_packed_c;
+
+		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
+
+		if (total_swath_bytes > detile_buf_size_in_bytes) {
+			req128_c = 1;
+			swath_bytes_c = full_swath_bytes_packed_c/2;
+		}
+	}
+
+	if (rq_param->yuv420)
+		total_swath_bytes = 2 * swath_bytes_l + 2 * swath_bytes_c;
+	else
+		total_swath_bytes = 2 * swath_bytes_l;
+
+	rq_param->misc.rq_l.stored_swath_bytes = swath_bytes_l;
+	rq_param->misc.rq_c.stored_swath_bytes = swath_bytes_c;
+
+	if (surf_linear) {
+		log2_swath_height_l = 0;
+		log2_swath_height_c = 0;
+	} else if (!surf_vert) {
+		log2_swath_height_l = dml_log2(rq_param->misc.rq_l.blk256_height) - req128_l;
+		log2_swath_height_c = dml_log2(rq_param->misc.rq_c.blk256_height) - req128_c;
+	} else {
+		log2_swath_height_l = dml_log2(rq_param->misc.rq_l.blk256_width) - req128_l;
+		log2_swath_height_c = dml_log2(rq_param->misc.rq_c.blk256_width) - req128_c;
+	}
+	rq_param->dlg.rq_l.swath_height = 1 << log2_swath_height_l;
+	rq_param->dlg.rq_c.swath_height = 1 << log2_swath_height_c;
+
+	dml_print("DML_DLG: %s: req128_l = %0d\n", __func__, req128_l);
+	dml_print("DML_DLG: %s: req128_c = %0d\n", __func__, req128_c);
+	dml_print("DML_DLG: %s: full_swath_bytes_packed_l = %0d\n",
+		__func__,
+		full_swath_bytes_packed_l);
+	dml_print("DML_DLG: %s: full_swath_bytes_packed_c = %0d\n",
+		__func__,
+		full_swath_bytes_packed_c);
+}
+
+static bool CalculateBytePerPixelAnd256BBlockSizes(
+		enum source_format_class SourcePixelFormat,
+		enum dm_swizzle_mode SurfaceTiling,
+		unsigned int *BytePerPixelY,
+		unsigned int *BytePerPixelC,
+		double       *BytePerPixelDETY,
+		double       *BytePerPixelDETC,
+		unsigned int *BlockHeight256BytesY,
+		unsigned int *BlockHeight256BytesC,
+		unsigned int *BlockWidth256BytesY,
+		unsigned int *BlockWidth256BytesC)
+{
+	if (SourcePixelFormat == dm_444_64) {
+		*BytePerPixelDETY = 8;
+		*BytePerPixelDETC = 0;
+		*BytePerPixelY = 8;
+		*BytePerPixelC = 0;
+	} else if (SourcePixelFormat == dm_444_32 || SourcePixelFormat == dm_rgbe) {
+		*BytePerPixelDETY = 4;
+		*BytePerPixelDETC = 0;
+		*BytePerPixelY = 4;
+		*BytePerPixelC = 0;
+	} else if (SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_16) {
+		*BytePerPixelDETY = 2;
+		*BytePerPixelDETC = 0;
+		*BytePerPixelY = 2;
+		*BytePerPixelC = 0;
+	} else if (SourcePixelFormat == dm_444_8) {
+		*BytePerPixelDETY = 1;
+		*BytePerPixelDETC = 0;
+		*BytePerPixelY = 1;
+		*BytePerPixelC = 0;
+	} else if (SourcePixelFormat == dm_rgbe_alpha) {
+		*BytePerPixelDETY = 4;
+		*BytePerPixelDETC = 1;
+		*BytePerPixelY = 4;
+		*BytePerPixelC = 1;
+	} else if (SourcePixelFormat == dm_420_8) {
+		*BytePerPixelDETY = 1;
+		*BytePerPixelDETC = 2;
+		*BytePerPixelY = 1;
+		*BytePerPixelC = 2;
+	} else if (SourcePixelFormat == dm_420_12) {
+		*BytePerPixelDETY = 2;
+		*BytePerPixelDETC = 4;
+		*BytePerPixelY = 2;
+		*BytePerPixelC = 4;
+	} else {
+		*BytePerPixelDETY = 4.0 / 3;
+		*BytePerPixelDETC = 8.0 / 3;
+		*BytePerPixelY = 2;
+		*BytePerPixelC = 4;
+	}
+
+	if ((SourcePixelFormat == dm_444_64 || SourcePixelFormat == dm_444_32
+			|| SourcePixelFormat == dm_444_16 || SourcePixelFormat == dm_444_8
+			|| SourcePixelFormat == dm_mono_16 || SourcePixelFormat == dm_mono_8
+			|| SourcePixelFormat == dm_rgbe)) {
+		if (SurfaceTiling == dm_sw_linear) {
+			*BlockHeight256BytesY = 1;
+		} else if (SourcePixelFormat == dm_444_64) {
+			*BlockHeight256BytesY = 4;
+		} else if (SourcePixelFormat == dm_444_8) {
+			*BlockHeight256BytesY = 16;
+		} else {
+			*BlockHeight256BytesY = 8;
+		}
+		*BlockWidth256BytesY = 256U / *BytePerPixelY / *BlockHeight256BytesY;
+		*BlockHeight256BytesC = 0;
+		*BlockWidth256BytesC = 0;
+	} else {
+		if (SurfaceTiling == dm_sw_linear) {
+			*BlockHeight256BytesY = 1;
+			*BlockHeight256BytesC = 1;
+		} else if (SourcePixelFormat == dm_rgbe_alpha) {
+			*BlockHeight256BytesY = 8;
+			*BlockHeight256BytesC = 16;
+		} else if (SourcePixelFormat == dm_420_8) {
+			*BlockHeight256BytesY = 16;
+			*BlockHeight256BytesC = 8;
+		} else {
+			*BlockHeight256BytesY = 8;
+			*BlockHeight256BytesC = 8;
+		}
+		*BlockWidth256BytesY = 256U / *BytePerPixelY / *BlockHeight256BytesY;
+		*BlockWidth256BytesC = 256U / *BytePerPixelC / *BlockHeight256BytesC;
+	}
+	return true;
+}
+
+static void get_meta_and_pte_attr(struct display_mode_lib *mode_lib,
+	display_data_rq_dlg_params_st *rq_dlg_param,
+	display_data_rq_misc_params_st *rq_misc_param,
+	display_data_rq_sizing_params_st *rq_sizing_param,
+	unsigned int vp_width,
+	unsigned int vp_height,
+	unsigned int data_pitch,
+	unsigned int meta_pitch,
+	unsigned int source_format,
+	unsigned int tiling,
+	unsigned int macro_tile_size,
+	unsigned int source_scan,
+	unsigned int hostvm_enable,
+	unsigned int is_chroma,
+	unsigned int surface_height)
+{
+	bool surf_linear = (tiling == dm_sw_linear);
+	bool surf_vert = (source_scan == dm_vert);
+
+	unsigned int bytes_per_element = 0;
+	unsigned int bytes_per_element_y = 0;
+	unsigned int bytes_per_element_c = 0;
+
+	unsigned int blk256_width = 0;
+	unsigned int blk256_height = 0;
+
+	unsigned int blk256_width_y = 0;
+	unsigned int blk256_height_y = 0;
+	unsigned int blk256_width_c = 0;
+	unsigned int blk256_height_c = 0;
+	unsigned int log2_bytes_per_element = 0;
+	unsigned int log2_blk256_width = 0;
+	unsigned int log2_blk256_height = 0;
+	unsigned int blk_bytes = 0;
+	unsigned int log2_blk_bytes = 0;
+	unsigned int log2_blk_height = 0;
+	unsigned int log2_blk_width = 0;
+	unsigned int log2_meta_req_bytes = 0;
+	unsigned int log2_meta_req_height = 0;
+	unsigned int log2_meta_req_width = 0;
+	unsigned int meta_req_width = 0;
+	unsigned int meta_req_height = 0;
+	unsigned int log2_meta_row_height = 0;
+	unsigned int meta_row_width_ub = 0;
+	unsigned int log2_meta_chunk_bytes = 0;
+	unsigned int log2_meta_chunk_height = 0;
+
+	//full sized meta chunk width in unit of data elements
+	unsigned int log2_meta_chunk_width = 0;
+	unsigned int log2_min_meta_chunk_bytes = 0;
+	unsigned int min_meta_chunk_width = 0;
+	unsigned int meta_chunk_width = 0;
+	unsigned int meta_chunk_per_row_int = 0;
+	unsigned int meta_row_remainder = 0;
+	unsigned int meta_chunk_threshold = 0;
+	unsigned int meta_blk_bytes = 0;
+	unsigned int meta_blk_height = 0;
+	unsigned int meta_blk_width = 0;
+	unsigned int meta_surface_bytes = 0;
+	unsigned int vmpg_bytes = 0;
+	unsigned int meta_pte_req_per_frame_ub = 0;
+	unsigned int meta_pte_bytes_per_frame_ub = 0;
+	const unsigned int log2_vmpg_bytes = dml_log2(mode_lib->soc.gpuvm_min_page_size_bytes);
+	const bool dual_plane_en = is_dual_plane((enum source_format_class)(source_format));
+	const unsigned int dpte_buf_in_pte_reqs = dual_plane_en ?
+		(is_chroma ? mode_lib->ip.dpte_buffer_size_in_pte_reqs_chroma : mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma)
+		: (mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma + mode_lib->ip.dpte_buffer_size_in_pte_reqs_chroma);
+
+	unsigned int log2_vmpg_height = 0;
+	unsigned int log2_vmpg_width = 0;
+	unsigned int log2_dpte_req_height_ptes = 0;
+	unsigned int log2_dpte_req_height = 0;
+	unsigned int log2_dpte_req_width = 0;
+	unsigned int log2_dpte_row_height_linear = 0;
+	unsigned int log2_dpte_row_height = 0;
+	unsigned int log2_dpte_group_width = 0;
+	unsigned int dpte_row_width_ub = 0;
+	unsigned int dpte_req_height = 0;
+	unsigned int dpte_req_width = 0;
+	unsigned int dpte_group_width = 0;
+	unsigned int log2_dpte_group_bytes = 0;
+	unsigned int log2_dpte_group_length = 0;
+	double byte_per_pixel_det_y = 0;
+	double byte_per_pixel_det_c = 0;
+
+	CalculateBytePerPixelAnd256BBlockSizes((enum source_format_class)(source_format),
+		(enum dm_swizzle_mode)(tiling),
+		&bytes_per_element_y,
+		&bytes_per_element_c,
+		&byte_per_pixel_det_y,
+		&byte_per_pixel_det_c,
+		&blk256_height_y,
+		&blk256_height_c,
+		&blk256_width_y,
+		&blk256_width_c);
+
+	if (!is_chroma) {
+		blk256_width = blk256_width_y;
+		blk256_height = blk256_height_y;
+		bytes_per_element = bytes_per_element_y;
+	} else {
+		blk256_width = blk256_width_c;
+		blk256_height = blk256_height_c;
+		bytes_per_element = bytes_per_element_c;
+	}
+
+	log2_bytes_per_element = dml_log2(bytes_per_element);
+
+	dml_print("DML_DLG: %s: surf_linear        = %d\n", __func__, surf_linear);
+	dml_print("DML_DLG: %s: surf_vert          = %d\n", __func__, surf_vert);
+	dml_print("DML_DLG: %s: blk256_width       = %d\n", __func__, blk256_width);
+	dml_print("DML_DLG: %s: blk256_height      = %d\n", __func__, blk256_height);
+
+	log2_blk256_width = dml_log2((double)blk256_width);
+	log2_blk256_height = dml_log2((double)blk256_height);
+	blk_bytes = surf_linear ?
+		256 : get_blk_size_bytes((enum source_macro_tile_size) macro_tile_size);
+	log2_blk_bytes = dml_log2((double)blk_bytes);
+	log2_blk_height = 0;
+	log2_blk_width = 0;
+
+	// remember log rule
+	// "+" in log is multiply
+	// "-" in log is divide
+	// "/2" is like square root
+	// blk is vertical biased
+	if (tiling != dm_sw_linear)
+		log2_blk_height = log2_blk256_height
+		+ dml_ceil((double)(log2_blk_bytes - 8) / 2.0, 1);
+	else
+		log2_blk_height = 0;  // blk height of 1
+
+	log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height;
+
+	if (!surf_vert) {
+		int unsigned temp = 0;
+
+		temp = dml_round_to_multiple(vp_width - 1, blk256_width, 1) + blk256_width;
+		if (data_pitch < blk256_width) {
+			dml_print("WARNING: DML_DLG: %s: swath_size calculation ignoring data_pitch=%u < blk256_width=%u\n", __func__, data_pitch, blk256_width);
+		} else {
+			if (temp > data_pitch) {
+				if (data_pitch >= vp_width)
+					temp = data_pitch;
+				else
+					dml_print("WARNING: DML_DLG: %s: swath_size calculation ignoring data_pitch=%u < vp_width=%u\n", __func__, data_pitch, vp_width);
+			}
+		}
+		rq_dlg_param->swath_width_ub = temp;
+		rq_dlg_param->req_per_swath_ub = temp >> log2_blk256_width;
+	} else {
+		int unsigned temp = 0;
+
+		temp = dml_round_to_multiple(vp_height - 1, blk256_height, 1) + blk256_height;
+		if (surface_height < blk256_height) {
+			dml_print("WARNING: DML_DLG: %s swath_size calculation ignored surface_height=%u < blk256_height=%u\n", __func__, surface_height, blk256_height);
+		} else {
+			if (temp > surface_height) {
+				if (surface_height >= vp_height)
+					temp = surface_height;
+				else
+					dml_print("WARNING: DML_DLG: %s swath_size calculation ignored surface_height=%u < vp_height=%u\n", __func__, surface_height, vp_height);
+			}
+		}
+		rq_dlg_param->swath_width_ub = temp;
+		rq_dlg_param->req_per_swath_ub = temp >> log2_blk256_height;
+	}
+
+	if (!surf_vert)
+		rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_height
+		* bytes_per_element;
+	else
+		rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_width
+		* bytes_per_element;
+
+	rq_misc_param->blk256_height = blk256_height;
+	rq_misc_param->blk256_width = blk256_width;
+
+	// -------
+	// meta
+	// -------
+	log2_meta_req_bytes = 6; // meta request is 64b and is 8x8byte meta element
+
+				 // each 64b meta request for dcn is 8x8 meta elements and
+				 // a meta element covers one 256b block of the the data surface.
+	log2_meta_req_height = log2_blk256_height + 3; // meta req is 8x8 byte, each byte represent 1 blk256
+	log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element
+		- log2_meta_req_height;
+	meta_req_width = 1 << log2_meta_req_width;
+	meta_req_height = 1 << log2_meta_req_height;
+	log2_meta_row_height = 0;
+	meta_row_width_ub = 0;
+
+	// the dimensions of a meta row are meta_row_width x meta_row_height in elements.
+	// calculate upper bound of the meta_row_width
+	if (!surf_vert) {
+		log2_meta_row_height = log2_meta_req_height;
+		meta_row_width_ub = dml_round_to_multiple(vp_width - 1, meta_req_width, 1)
+			+ meta_req_width;
+		rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_width;
+	} else {
+		log2_meta_row_height = log2_meta_req_width;
+		meta_row_width_ub = dml_round_to_multiple(vp_height - 1, meta_req_height, 1)
+			+ meta_req_height;
+		rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_height;
+	}
+	rq_dlg_param->meta_bytes_per_row_ub = rq_dlg_param->meta_req_per_row_ub * 64;
+
+	rq_dlg_param->meta_row_height = 1 << log2_meta_row_height;
+
+	log2_meta_chunk_bytes = dml_log2(rq_sizing_param->meta_chunk_bytes);
+	log2_meta_chunk_height = log2_meta_row_height;
+
+	//full sized meta chunk width in unit of data elements
+	log2_meta_chunk_width = log2_meta_chunk_bytes + 8 - log2_bytes_per_element
+		- log2_meta_chunk_height;
+	log2_min_meta_chunk_bytes = dml_log2(rq_sizing_param->min_meta_chunk_bytes);
+	min_meta_chunk_width = 1
+		<< (log2_min_meta_chunk_bytes + 8 - log2_bytes_per_element
+			- log2_meta_chunk_height);
+	meta_chunk_width = 1 << log2_meta_chunk_width;
+	meta_chunk_per_row_int = (unsigned int)(meta_row_width_ub / meta_chunk_width);
+	meta_row_remainder = meta_row_width_ub % meta_chunk_width;
+	meta_chunk_threshold = 0;
+	meta_blk_bytes = 4096;
+	meta_blk_height = blk256_height * 64;
+	meta_blk_width = meta_blk_bytes * 256 / bytes_per_element / meta_blk_height;
+	meta_surface_bytes = meta_pitch
+		* (dml_round_to_multiple(vp_height - 1, meta_blk_height, 1) + meta_blk_height)
+		* bytes_per_element / 256;
+	vmpg_bytes = mode_lib->soc.gpuvm_min_page_size_bytes;
+	meta_pte_req_per_frame_ub = (dml_round_to_multiple(meta_surface_bytes - vmpg_bytes,
+		8 * vmpg_bytes,
+		1) + 8 * vmpg_bytes) / (8 * vmpg_bytes);
+	meta_pte_bytes_per_frame_ub = meta_pte_req_per_frame_ub * 64; //64B mpte request
+	rq_dlg_param->meta_pte_bytes_per_frame_ub = meta_pte_bytes_per_frame_ub;
+
+	dml_print("DML_DLG: %s: meta_blk_height             = %d\n", __func__, meta_blk_height);
+	dml_print("DML_DLG: %s: meta_blk_width              = %d\n", __func__, meta_blk_width);
+	dml_print("DML_DLG: %s: meta_surface_bytes          = %d\n", __func__, meta_surface_bytes);
+	dml_print("DML_DLG: %s: meta_pte_req_per_frame_ub   = %d\n",
+		__func__,
+		meta_pte_req_per_frame_ub);
+	dml_print("DML_DLG: %s: meta_pte_bytes_per_frame_ub = %d\n",
+		__func__,
+		meta_pte_bytes_per_frame_ub);
+
+	if (!surf_vert)
+		meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_width;
+	else
+		meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_height;
+
+	if (meta_row_remainder <= meta_chunk_threshold)
+		rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 1;
+	else
+		rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 2;
+
+	// ------
+	// dpte
+	// ------
+	if (surf_linear) {
+		log2_vmpg_height = 0;   // one line high
+	} else {
+		log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height;
+	}
+	log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height;
+
+	// only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4.
+	if (surf_linear) { //one 64B PTE request returns 8 PTEs
+		log2_dpte_req_height_ptes = 0;
+		log2_dpte_req_width = log2_vmpg_width + 3;
+		log2_dpte_req_height = 0;
+	} else if (log2_blk_bytes == 12) { //4KB tile means 4kB page size
+					 //one 64B req gives 8x1 PTEs for 4KB tile
+		log2_dpte_req_height_ptes = 0;
+		log2_dpte_req_width = log2_blk_width + 3;
+		log2_dpte_req_height = log2_blk_height + 0;
+	} else if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) { // tile block >= 64KB
+									  //two 64B reqs of 2x4 PTEs give 16 PTEs to cover 64KB
+		log2_dpte_req_height_ptes = 4;
+		log2_dpte_req_width = log2_blk256_width + 4; // log2_64KB_width
+		log2_dpte_req_height = log2_blk256_height + 4; // log2_64KB_height
+	} else { //64KB page size and must 64KB tile block
+		   //one 64B req gives 8x1 PTEs for 64KB tile
+		log2_dpte_req_height_ptes = 0;
+		log2_dpte_req_width = log2_blk_width + 3;
+		log2_dpte_req_height = log2_blk_height + 0;
+	}
+
+	// The dpte request dimensions in data elements is dpte_req_width x dpte_req_height
+	// log2_vmpg_width is how much 1 pte represent, now calculating how much a 64b pte req represent
+	// That depends on the pte shape (i.e. 8x1, 4x2, 2x4)
+	//log2_dpte_req_height	= log2_vmpg_height + log2_dpte_req_height_ptes;
+	//log2_dpte_req_width	 = log2_vmpg_width + log2_dpte_req_width_ptes;
+	dpte_req_height = 1 << log2_dpte_req_height;
+	dpte_req_width = 1 << log2_dpte_req_width;
+
+	// calculate pitch dpte row buffer can hold
+	// round the result down to a power of two.
+	if (surf_linear) {
+		unsigned int dpte_row_height = 0;
+
+		log2_dpte_row_height_linear = dml_floor(dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch), 1);
+
+		dml_print("DML_DLG: %s: is_chroma                   = %d\n", __func__, is_chroma);
+		dml_print("DML_DLG: %s: dpte_buf_in_pte_reqs        = %d\n", __func__, dpte_buf_in_pte_reqs);
+		dml_print("DML_DLG: %s: log2_dpte_row_height_linear = %d\n", __func__, log2_dpte_row_height_linear);
+
+		ASSERT(log2_dpte_row_height_linear >= 3);
+
+		if (log2_dpte_row_height_linear > 7)
+			log2_dpte_row_height_linear = 7;
+
+		log2_dpte_row_height = log2_dpte_row_height_linear;
+		// For linear, the dpte row is pitch dependent and the pte requests wrap at the pitch boundary.
+		// the dpte_row_width_ub is the upper bound of data_pitch*dpte_row_height in elements with this unique buffering.
+		dpte_row_height = 1 << log2_dpte_row_height;
+		dpte_row_width_ub = dml_round_to_multiple(data_pitch * dpte_row_height - 1,
+			dpte_req_width,
+			1) + dpte_req_width;
+		rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
+	} else {
+		// the upper bound of the dpte_row_width without dependency on viewport position follows.
+		// for tiled mode, row height is the same as req height and row store up to vp size upper bound
+		if (!surf_vert) {
+			log2_dpte_row_height = log2_dpte_req_height;
+			dpte_row_width_ub = dml_round_to_multiple(vp_width - 1, dpte_req_width, 1)
+				+ dpte_req_width;
+			rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width;
+		} else {
+			log2_dpte_row_height =
+				(log2_blk_width < log2_dpte_req_width) ?
+				log2_blk_width : log2_dpte_req_width;
+			dpte_row_width_ub = dml_round_to_multiple(vp_height - 1, dpte_req_height, 1)
+				+ dpte_req_height;
+			rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_height;
+		}
+	}
+	if (log2_blk_bytes >= 16 && log2_vmpg_bytes == 12) // tile block >= 64KB
+		rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 128; //2*64B dpte request
+	else
+		rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 64; //64B dpte request
+
+	rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height;
+
+	// the dpte_group_bytes is reduced for the specific case of vertical
+	// access of a tile surface that has dpte request of 8x1 ptes.
+	if (hostvm_enable)
+		rq_sizing_param->dpte_group_bytes = 512;
+	else {
+		if (!surf_linear & (log2_dpte_req_height_ptes == 0) & surf_vert) //reduced, in this case, will have page fault within a group
+			rq_sizing_param->dpte_group_bytes = 512;
+		else
+			rq_sizing_param->dpte_group_bytes = 2048;
+	}
+
+	//since pte request size is 64byte, the number of data pte requests per full sized group is as follows.
+	log2_dpte_group_bytes = dml_log2(rq_sizing_param->dpte_group_bytes);
+	log2_dpte_group_length = log2_dpte_group_bytes - 6; //length in 64b requests
+
+								// full sized data pte group width in elements
+	if (!surf_vert)
+		log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_width;
+	else
+		log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_height;
+
+	//But if the tile block >=64KB and the page size is 4KB, then each dPTE request is 2*64B
+	if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) // tile block >= 64KB
+		log2_dpte_group_width = log2_dpte_group_width - 1;
+
+	dpte_group_width = 1 << log2_dpte_group_width;
+
+	// since dpte groups are only aligned to dpte_req_width and not dpte_group_width,
+	// the upper bound for the dpte groups per row is as follows.
+	rq_dlg_param->dpte_groups_per_row_ub = dml_ceil((double)dpte_row_width_ub / dpte_group_width,
+		1);
+}
+
+static void get_surf_rq_param(struct display_mode_lib *mode_lib,
+	display_data_rq_sizing_params_st *rq_sizing_param,
+	display_data_rq_dlg_params_st *rq_dlg_param,
+	display_data_rq_misc_params_st *rq_misc_param,
+	const display_pipe_params_st pipe_param,
+	bool is_chroma,
+	bool is_alpha)
+{
+	bool mode_422 = 0;
+	unsigned int vp_width = 0;
+	unsigned int vp_height = 0;
+	unsigned int data_pitch = 0;
+	unsigned int meta_pitch = 0;
+	unsigned int surface_height = 0;
+	unsigned int ppe = mode_422 ? 2 : 1;
+
+	// FIXME check if ppe apply for both luma and chroma in 422 case
+	if (is_chroma | is_alpha) {
+		vp_width = pipe_param.src.viewport_width_c / ppe;
+		vp_height = pipe_param.src.viewport_height_c;
+		data_pitch = pipe_param.src.data_pitch_c;
+		meta_pitch = pipe_param.src.meta_pitch_c;
+		surface_height = pipe_param.src.surface_height_y / 2.0;
+	} else {
+		vp_width = pipe_param.src.viewport_width / ppe;
+		vp_height = pipe_param.src.viewport_height;
+		data_pitch = pipe_param.src.data_pitch;
+		meta_pitch = pipe_param.src.meta_pitch;
+		surface_height = pipe_param.src.surface_height_y;
+	}
+
+	if (pipe_param.dest.odm_combine) {
+		unsigned int access_dir = 0;
+		unsigned int full_src_vp_width = 0;
+		unsigned int hactive_odm = 0;
+		unsigned int src_hactive_odm = 0;
+		access_dir = (pipe_param.src.source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
+		hactive_odm  = pipe_param.dest.hactive / ((unsigned int)pipe_param.dest.odm_combine*2);
+		if (is_chroma) {
+			full_src_vp_width = pipe_param.scale_ratio_depth.hscl_ratio_c * pipe_param.dest.full_recout_width;
+			src_hactive_odm  = pipe_param.scale_ratio_depth.hscl_ratio_c * hactive_odm;
+		} else {
+			full_src_vp_width = pipe_param.scale_ratio_depth.hscl_ratio * pipe_param.dest.full_recout_width;
+			src_hactive_odm  = pipe_param.scale_ratio_depth.hscl_ratio * hactive_odm;
+		}
+
+		if (access_dir == 0) {
+			vp_width = dml_min(full_src_vp_width, src_hactive_odm);
+			dml_print("DML_DLG: %s: vp_width = %d\n", __func__, vp_width);
+		} else {
+			vp_height = dml_min(full_src_vp_width, src_hactive_odm);
+			dml_print("DML_DLG: %s: vp_height = %d\n", __func__, vp_height);
+		}
+		dml_print("DML_DLG: %s: full_src_vp_width = %d\n", __func__, full_src_vp_width);
+		dml_print("DML_DLG: %s: hactive_odm = %d\n", __func__, hactive_odm);
+		dml_print("DML_DLG: %s: src_hactive_odm = %d\n", __func__, src_hactive_odm);
+	}
+
+	rq_sizing_param->chunk_bytes = 8192;
+
+	if (is_alpha) {
+		rq_sizing_param->chunk_bytes = 4096;
+	}
+
+	if (rq_sizing_param->chunk_bytes == 64 * 1024)
+		rq_sizing_param->min_chunk_bytes = 0;
+	else
+		rq_sizing_param->min_chunk_bytes = 1024;
+
+	rq_sizing_param->meta_chunk_bytes = 2048;
+	rq_sizing_param->min_meta_chunk_bytes = 256;
+
+	if (pipe_param.src.hostvm)
+		rq_sizing_param->mpte_group_bytes = 512;
+	else
+		rq_sizing_param->mpte_group_bytes = 2048;
+
+	get_meta_and_pte_attr(mode_lib,
+		rq_dlg_param,
+		rq_misc_param,
+		rq_sizing_param,
+		vp_width,
+		vp_height,
+		data_pitch,
+		meta_pitch,
+		pipe_param.src.source_format,
+		pipe_param.src.sw_mode,
+		pipe_param.src.macro_tile_size,
+		pipe_param.src.source_scan,
+		pipe_param.src.hostvm,
+		is_chroma,
+		surface_height);
+}
+
+static void dml_rq_dlg_get_rq_params(struct display_mode_lib *mode_lib,
+	display_rq_params_st *rq_param,
+	const display_pipe_params_st pipe_param)
+{
+	// get param for luma surface
+	rq_param->yuv420 = pipe_param.src.source_format == dm_420_8
+	|| pipe_param.src.source_format == dm_420_10
+	|| pipe_param.src.source_format == dm_rgbe_alpha
+	|| pipe_param.src.source_format == dm_420_12;
+
+	rq_param->yuv420_10bpc = pipe_param.src.source_format == dm_420_10;
+
+	rq_param->rgbe_alpha = (pipe_param.src.source_format == dm_rgbe_alpha)?1:0;
+
+	get_surf_rq_param(mode_lib,
+		&(rq_param->sizing.rq_l),
+		&(rq_param->dlg.rq_l),
+		&(rq_param->misc.rq_l),
+		pipe_param,
+		0,
+		0);
+
+	if (is_dual_plane((enum source_format_class)(pipe_param.src.source_format))) {
+		// get param for chroma surface
+		get_surf_rq_param(mode_lib,
+			&(rq_param->sizing.rq_c),
+			&(rq_param->dlg.rq_c),
+			&(rq_param->misc.rq_c),
+			pipe_param,
+			1,
+			rq_param->rgbe_alpha);
+	}
+
+	// calculate how to split the det buffer space between luma and chroma
+	handle_det_buf_split(mode_lib, rq_param, pipe_param.src);
+	print__rq_params_st(mode_lib, *rq_param);
+}
+
+void dml30_rq_dlg_get_rq_reg(struct display_mode_lib *mode_lib,
+	display_rq_regs_st *rq_regs,
+	const display_pipe_params_st pipe_param)
+{
+	display_rq_params_st rq_param = { 0 };
+
+	memset(rq_regs, 0, sizeof(*rq_regs));
+	dml_rq_dlg_get_rq_params(mode_lib, &rq_param, pipe_param);
+	extract_rq_regs(mode_lib, rq_regs, rq_param);
+
+	print__rq_regs_st(mode_lib, *rq_regs);
+}
+
+static void calculate_ttu_cursor(struct display_mode_lib *mode_lib,
+	double *refcyc_per_req_delivery_pre_cur,
+	double *refcyc_per_req_delivery_cur,
+	double refclk_freq_in_mhz,
+	double ref_freq_to_pix_freq,
+	double hscale_pixel_rate_l,
+	double hscl_ratio,
+	double vratio_pre_l,
+	double vratio_l,
+	unsigned int cur_width,
+	enum cursor_bpp cur_bpp)
+{
+	unsigned int cur_src_width = cur_width;
+	unsigned int cur_req_size = 0;
+	unsigned int cur_req_width = 0;
+	double cur_width_ub = 0.0;
+	double cur_req_per_width = 0.0;
+	double hactive_cur = 0.0;
+
+	ASSERT(cur_src_width <= 256);
+
+	*refcyc_per_req_delivery_pre_cur = 0.0;
+	*refcyc_per_req_delivery_cur = 0.0;
+	if (cur_src_width > 0) {
+		unsigned int cur_bit_per_pixel = 0;
+
+		if (cur_bpp == dm_cur_2bit) {
+			cur_req_size = 64; // byte
+			cur_bit_per_pixel = 2;
+		} else { // 32bit
+			cur_bit_per_pixel = 32;
+			if (cur_src_width >= 1 && cur_src_width <= 16)
+				cur_req_size = 64;
+			else if (cur_src_width >= 17 && cur_src_width <= 31)
+				cur_req_size = 128;
+			else
+				cur_req_size = 256;
+		}
+
+		cur_req_width = (double)cur_req_size / ((double)cur_bit_per_pixel / 8.0);
+		cur_width_ub = dml_ceil((double)cur_src_width / (double)cur_req_width, 1)
+			* (double)cur_req_width;
+		cur_req_per_width = cur_width_ub / (double)cur_req_width;
+		hactive_cur = (double)cur_src_width / hscl_ratio; // FIXME: oswin to think about what to do for cursor
+
+		if (vratio_pre_l <= 1.0) {
+			*refcyc_per_req_delivery_pre_cur = hactive_cur * ref_freq_to_pix_freq
+				/ (double)cur_req_per_width;
+		} else {
+			*refcyc_per_req_delivery_pre_cur = (double)refclk_freq_in_mhz
+				* (double)cur_src_width / hscale_pixel_rate_l
+				/ (double)cur_req_per_width;
+		}
+
+		ASSERT(*refcyc_per_req_delivery_pre_cur < dml_pow(2, 13));
+
+		if (vratio_l <= 1.0) {
+			*refcyc_per_req_delivery_cur = hactive_cur * ref_freq_to_pix_freq
+				/ (double)cur_req_per_width;
+		} else {
+			*refcyc_per_req_delivery_cur = (double)refclk_freq_in_mhz
+				* (double)cur_src_width / hscale_pixel_rate_l
+				/ (double)cur_req_per_width;
+		}
+
+		dml_print("DML_DLG: %s: cur_req_width                     = %d\n",
+			__func__,
+			cur_req_width);
+		dml_print("DML_DLG: %s: cur_width_ub                      = %3.2f\n",
+			__func__,
+			cur_width_ub);
+		dml_print("DML_DLG: %s: cur_req_per_width                 = %3.2f\n",
+			__func__,
+			cur_req_per_width);
+		dml_print("DML_DLG: %s: hactive_cur                       = %3.2f\n",
+			__func__,
+			hactive_cur);
+		dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_cur   = %3.2f\n",
+			__func__,
+			*refcyc_per_req_delivery_pre_cur);
+		dml_print("DML_DLG: %s: refcyc_per_req_delivery_cur       = %3.2f\n",
+			__func__,
+			*refcyc_per_req_delivery_cur);
+
+		ASSERT(*refcyc_per_req_delivery_cur < dml_pow(2, 13));
+	}
+}
+
+// Note: currently taken in as is.
+// Nice to decouple code from hw register implement and extract code that are repeated for luma and chroma.
+static void dml_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib,
+	const display_e2e_pipe_params_st *e2e_pipe_param,
+	const unsigned int num_pipes,
+	const unsigned int pipe_idx,
+	display_dlg_regs_st *disp_dlg_regs,
+	display_ttu_regs_st *disp_ttu_regs,
+	const display_rq_dlg_params_st rq_dlg_param,
+	const display_dlg_sys_params_st dlg_sys_param,
+	const bool cstate_en,
+	const bool pstate_en,
+	const bool vm_en,
+	const bool ignore_viewport_pos,
+	const bool immediate_flip_support)
+{
+	const display_pipe_source_params_st *src = &e2e_pipe_param[pipe_idx].pipe.src;
+	const display_pipe_dest_params_st *dst = &e2e_pipe_param[pipe_idx].pipe.dest;
+	const display_output_params_st *dout = &e2e_pipe_param[pipe_idx].dout;
+	const display_clocks_and_cfg_st *clks = &e2e_pipe_param[pipe_idx].clks_cfg;
+	const scaler_ratio_depth_st *scl = &e2e_pipe_param[pipe_idx].pipe.scale_ratio_depth;
+	const scaler_taps_st *taps = &e2e_pipe_param[pipe_idx].pipe.scale_taps;
+
+	// -------------------------
+	// Section 1.15.2.1: OTG dependent Params
+	// -------------------------
+	// Timing
+	unsigned int htotal = dst->htotal;
+	//	unsigned int hblank_start = dst.hblank_start; // TODO: Remove
+	unsigned int hblank_end = dst->hblank_end;
+	unsigned int vblank_start = dst->vblank_start;
+	unsigned int vblank_end = dst->vblank_end;
+	unsigned int min_vblank = mode_lib->ip.min_vblank_lines;
+
+	double dppclk_freq_in_mhz = clks->dppclk_mhz;
+	double dispclk_freq_in_mhz = clks->dispclk_mhz;
+	double refclk_freq_in_mhz = clks->refclk_mhz;
+	double pclk_freq_in_mhz = dst->pixel_rate_mhz;
+	bool interlaced = dst->interlaced;
+
+	double ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz;
+
+	double min_dcfclk_mhz = 0;
+	double t_calc_us = 0;
+	double min_ttu_vblank = 0;
+
+	double min_dst_y_ttu_vblank = 0;
+	unsigned int dlg_vblank_start = 0;
+	bool dual_plane = 0;
+	bool mode_422 = 0;
+	unsigned int access_dir = 0;
+	unsigned int vp_height_l = 0;
+	unsigned int vp_width_l = 0;
+	unsigned int vp_height_c = 0;
+	unsigned int vp_width_c = 0;
+
+	// Scaling
+	unsigned int htaps_l = 0;
+	unsigned int htaps_c = 0;
+	double hratio_l = 0;
+	double hratio_c = 0;
+	double vratio_l = 0;
+	double vratio_c = 0;
+	bool scl_enable = 0;
+
+	double line_time_in_us = 0;
+	//	double vinit_l;
+	//	double vinit_c;
+	//	double vinit_bot_l;
+	//	double vinit_bot_c;
+
+	//	unsigned int swath_height_l;
+	unsigned int swath_width_ub_l = 0;
+	//	unsigned int dpte_bytes_per_row_ub_l;
+	unsigned int dpte_groups_per_row_ub_l = 0;
+	//	unsigned int meta_pte_bytes_per_frame_ub_l;
+	//	unsigned int meta_bytes_per_row_ub_l;
+
+	//	unsigned int swath_height_c;
+	unsigned int swath_width_ub_c = 0;
+	//   unsigned int dpte_bytes_per_row_ub_c;
+	unsigned int dpte_groups_per_row_ub_c = 0;
+
+	unsigned int meta_chunks_per_row_ub_l = 0;
+	unsigned int meta_chunks_per_row_ub_c = 0;
+	unsigned int vupdate_offset = 0;
+	unsigned int vupdate_width = 0;
+	unsigned int vready_offset = 0;
+
+	unsigned int dppclk_delay_subtotal = 0;
+	unsigned int dispclk_delay_subtotal = 0;
+	unsigned int pixel_rate_delay_subtotal = 0;
+
+	unsigned int vstartup_start = 0;
+	unsigned int dst_x_after_scaler = 0;
+	unsigned int dst_y_after_scaler = 0;
+	double line_wait = 0;
+	double dst_y_prefetch = 0;
+	double dst_y_per_vm_vblank = 0;
+	double dst_y_per_row_vblank = 0;
+	double dst_y_per_vm_flip = 0;
+	double dst_y_per_row_flip = 0;
+	double max_dst_y_per_vm_vblank = 0;
+	double max_dst_y_per_row_vblank = 0;
+	double lsw = 0;
+	double vratio_pre_l = 0;
+	double vratio_pre_c = 0;
+	unsigned int req_per_swath_ub_l = 0;
+	unsigned int req_per_swath_ub_c = 0;
+	unsigned int meta_row_height_l = 0;
+	unsigned int meta_row_height_c = 0;
+	unsigned int swath_width_pixels_ub_l = 0;
+	unsigned int swath_width_pixels_ub_c = 0;
+	unsigned int scaler_rec_in_width_l = 0;
+	unsigned int scaler_rec_in_width_c = 0;
+	unsigned int dpte_row_height_l = 0;
+	unsigned int dpte_row_height_c = 0;
+	double hscale_pixel_rate_l = 0;
+	double hscale_pixel_rate_c = 0;
+	double min_hratio_fact_l = 0;
+	double min_hratio_fact_c = 0;
+	double refcyc_per_line_delivery_pre_l = 0;
+	double refcyc_per_line_delivery_pre_c = 0;
+	double refcyc_per_line_delivery_l = 0;
+	double refcyc_per_line_delivery_c = 0;
+
+	double refcyc_per_req_delivery_pre_l = 0;
+	double refcyc_per_req_delivery_pre_c = 0;
+	double refcyc_per_req_delivery_l = 0;
+	double refcyc_per_req_delivery_c = 0;
+
+	unsigned int full_recout_width = 0;
+	double refcyc_per_req_delivery_pre_cur0 = 0;
+	double refcyc_per_req_delivery_cur0 = 0;
+	double refcyc_per_req_delivery_pre_cur1 = 0;
+	double refcyc_per_req_delivery_cur1 = 0;
+
+	unsigned int pipe_index_in_combine[DC__NUM_PIPES__MAX] = { 0 };
+
+	memset(disp_dlg_regs, 0, sizeof(*disp_dlg_regs));
+	memset(disp_ttu_regs, 0, sizeof(*disp_ttu_regs));
+
+	dml_print("DML_DLG: %s:  cstate_en = %d\n", __func__, cstate_en);
+	dml_print("DML_DLG: %s:  pstate_en = %d\n", __func__, pstate_en);
+	dml_print("DML_DLG: %s:  vm_en     = %d\n", __func__, vm_en);
+	dml_print("DML_DLG: %s:  ignore_viewport_pos  = %d\n", __func__, ignore_viewport_pos);
+	dml_print("DML_DLG: %s:  immediate_flip_support  = %d\n", __func__, immediate_flip_support);
+
+	dml_print("DML_DLG: %s: dppclk_freq_in_mhz     = %3.2f\n", __func__, dppclk_freq_in_mhz);
+	dml_print("DML_DLG: %s: dispclk_freq_in_mhz    = %3.2f\n", __func__, dispclk_freq_in_mhz);
+	dml_print("DML_DLG: %s: refclk_freq_in_mhz     = %3.2f\n", __func__, refclk_freq_in_mhz);
+	dml_print("DML_DLG: %s: pclk_freq_in_mhz       = %3.2f\n", __func__, pclk_freq_in_mhz);
+	dml_print("DML_DLG: %s: interlaced             = %d\n", __func__, interlaced);
+	ASSERT(ref_freq_to_pix_freq < 4.0);
+
+	disp_dlg_regs->ref_freq_to_pix_freq =
+		(unsigned int)(ref_freq_to_pix_freq * dml_pow(2, 19));
+	disp_dlg_regs->refcyc_per_htotal = (unsigned int)(ref_freq_to_pix_freq * (double)htotal
+		* dml_pow(2, 8));
+	disp_dlg_regs->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end; // 15 bits
+
+	min_dcfclk_mhz = dlg_sys_param.deepsleep_dcfclk_mhz;
+	t_calc_us = get_tcalc(mode_lib, e2e_pipe_param, num_pipes);
+	min_ttu_vblank = get_min_ttu_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+	min_dst_y_ttu_vblank = min_ttu_vblank * pclk_freq_in_mhz / (double)htotal;
+	dlg_vblank_start = interlaced ? (vblank_start / 2) : vblank_start;
+
+	disp_dlg_regs->min_dst_y_next_start = (unsigned int)(((double)dlg_vblank_start
+		) * dml_pow(2, 2));
+	ASSERT(disp_dlg_regs->min_dst_y_next_start < (unsigned int)dml_pow(2, 18));
+
+	dml_print("DML_DLG: %s: min_dcfclk_mhz                         = %3.2f\n",
+		__func__,
+		min_dcfclk_mhz);
+	dml_print("DML_DLG: %s: min_ttu_vblank                         = %3.2f\n",
+		__func__,
+		min_ttu_vblank);
+	dml_print("DML_DLG: %s: min_dst_y_ttu_vblank                   = %3.2f\n",
+		__func__,
+		min_dst_y_ttu_vblank);
+	dml_print("DML_DLG: %s: t_calc_us                              = %3.2f\n",
+		__func__,
+		t_calc_us);
+	dml_print("DML_DLG: %s: disp_dlg_regs->min_dst_y_next_start    = 0x%0x\n",
+		__func__,
+		disp_dlg_regs->min_dst_y_next_start);
+	dml_print("DML_DLG: %s: ref_freq_to_pix_freq                   = %3.2f\n",
+		__func__,
+		ref_freq_to_pix_freq);
+
+	// -------------------------
+	// Section 1.15.2.2: Prefetch, Active and TTU
+	// -------------------------
+	// Prefetch Calc
+	// Source
+	//			 dcc_en			  = src.dcc;
+	dual_plane = is_dual_plane((enum source_format_class)(src->source_format));
+	mode_422 = 0; // TODO
+	access_dir = (src->source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
+	vp_height_l = src->viewport_height;
+	vp_width_l = src->viewport_width;
+	vp_height_c = src->viewport_height_c;
+	vp_width_c = src->viewport_width_c;
+
+	// Scaling
+	htaps_l = taps->htaps;
+	htaps_c = taps->htaps_c;
+	hratio_l = scl->hscl_ratio;
+	hratio_c = scl->hscl_ratio_c;
+	vratio_l = scl->vscl_ratio;
+	vratio_c = scl->vscl_ratio_c;
+	scl_enable = scl->scl_enable;
+
+	line_time_in_us = (htotal / pclk_freq_in_mhz);
+	swath_width_ub_l = rq_dlg_param.rq_l.swath_width_ub;
+	dpte_groups_per_row_ub_l = rq_dlg_param.rq_l.dpte_groups_per_row_ub;
+	swath_width_ub_c = rq_dlg_param.rq_c.swath_width_ub;
+	dpte_groups_per_row_ub_c = rq_dlg_param.rq_c.dpte_groups_per_row_ub;
+
+	meta_chunks_per_row_ub_l = rq_dlg_param.rq_l.meta_chunks_per_row_ub;
+	meta_chunks_per_row_ub_c = rq_dlg_param.rq_c.meta_chunks_per_row_ub;
+	vupdate_offset = dst->vupdate_offset;
+	vupdate_width = dst->vupdate_width;
+	vready_offset = dst->vready_offset;
+
+	dppclk_delay_subtotal = mode_lib->ip.dppclk_delay_subtotal;
+	dispclk_delay_subtotal = mode_lib->ip.dispclk_delay_subtotal;
+
+	if (scl_enable)
+		dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl;
+	else
+		dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl_lb_only;
+
+	dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_cnvc_formatter
+		+ src->num_cursors * mode_lib->ip.dppclk_delay_cnvc_cursor;
+
+	if (dout->dsc_enable) {
+		double dsc_delay = get_dsc_delay(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+		dispclk_delay_subtotal += dsc_delay;
+	}
+
+	pixel_rate_delay_subtotal = dppclk_delay_subtotal * pclk_freq_in_mhz / dppclk_freq_in_mhz
+		+ dispclk_delay_subtotal * pclk_freq_in_mhz / dispclk_freq_in_mhz;
+
+	vstartup_start = dst->vstartup_start;
+	if (interlaced) {
+		if (vstartup_start / 2.0
+			- (double)(vready_offset + vupdate_width + vupdate_offset) / htotal
+			<= vblank_end / 2.0)
+			disp_dlg_regs->vready_after_vcount0 = 1;
+		else
+			disp_dlg_regs->vready_after_vcount0 = 0;
+	} else {
+		if (vstartup_start
+			- (double)(vready_offset + vupdate_width + vupdate_offset) / htotal
+			<= vblank_end)
+			disp_dlg_regs->vready_after_vcount0 = 1;
+		else
+			disp_dlg_regs->vready_after_vcount0 = 0;
+	}
+
+	// TODO: Where is this coming from?
+	if (interlaced)
+		vstartup_start = vstartup_start / 2;
+
+	// TODO: What if this min_vblank doesn't match the value in the dml_config_settings.cpp?
+	if (vstartup_start >= min_vblank) {
+		dml_print("WARNING: DML_DLG: %s: vblank_start=%d vblank_end=%d\n",
+			__func__,
+			vblank_start,
+			vblank_end);
+		dml_print("WARNING: DML_DLG: %s: vstartup_start=%d should be less than min_vblank=%d\n",
+			__func__,
+			vstartup_start,
+			min_vblank);
+		min_vblank = vstartup_start + 1;
+		dml_print("WARNING: DML_DLG: %s: vstartup_start=%d should be less than min_vblank=%d\n",
+			__func__,
+			vstartup_start,
+			min_vblank);
+	}
+
+	dst_x_after_scaler = get_dst_x_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+	dst_y_after_scaler = get_dst_y_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+	// do some adjustment on the dst_after scaler to account for odm combine mode
+	dml_print("DML_DLG: %s: input dst_x_after_scaler                     = %d\n",
+		__func__,
+		dst_x_after_scaler);
+	dml_print("DML_DLG: %s: input dst_y_after_scaler                     = %d\n",
+		__func__,
+		dst_y_after_scaler);
+
+	// need to figure out which side of odm combine we're in
+	if (dst->odm_combine) {
+		// figure out which pipes go together
+		bool visited[DC__NUM_PIPES__MAX] = { false };
+		unsigned int i, j, k;
+
+		for (k = 0; k < num_pipes; ++k) {
+			visited[k] = false;
+			pipe_index_in_combine[k] = 0;
+		}
+
+		for (i = 0; i < num_pipes; i++) {
+			if (e2e_pipe_param[i].pipe.src.is_hsplit && !visited[i]) {
+
+				unsigned int grp = e2e_pipe_param[i].pipe.src.hsplit_grp;
+				unsigned int grp_idx = 0;
+
+				for (j = i; j < num_pipes; j++) {
+					if (e2e_pipe_param[j].pipe.src.hsplit_grp == grp
+							&& e2e_pipe_param[j].pipe.src.is_hsplit && !visited[j]) {
+						pipe_index_in_combine[j] = grp_idx;
+						dml_print("DML_DLG: %s: pipe[%d] is in grp %d idx %d\n", __func__, j, grp, grp_idx);
+						grp_idx++;
+						visited[j] = true;
+					}
+				}
+			}
+		}
+
+	}
+
+	if (dst->odm_combine == dm_odm_combine_mode_disabled) {
+		disp_dlg_regs->refcyc_h_blank_end = (unsigned int)((double) hblank_end * ref_freq_to_pix_freq);
+	} else {
+		unsigned int   odm_combine_factor = (dst->odm_combine == dm_odm_combine_mode_2to1 ? 2 : 4); // TODO: We should really check that 4to1 is supported before setting it to 4
+		unsigned int   odm_pipe_index = pipe_index_in_combine[pipe_idx];
+		disp_dlg_regs->refcyc_h_blank_end = (unsigned int)(((double) hblank_end + odm_pipe_index * (double) dst->hactive / odm_combine_factor) * ref_freq_to_pix_freq);
+	}
+	ASSERT(disp_dlg_regs->refcyc_h_blank_end < (unsigned int)dml_pow(2, 13));
+
+	dml_print("DML_DLG: %s: htotal                                     = %d\n", __func__, htotal);
+	dml_print("DML_DLG: %s: pixel_rate_delay_subtotal                  = %d\n",
+		__func__,
+		pixel_rate_delay_subtotal);
+	dml_print("DML_DLG: %s: dst_x_after_scaler[%d]                     = %d\n",
+		__func__,
+		pipe_idx,
+		dst_x_after_scaler);
+	dml_print("DML_DLG: %s: dst_y_after_scaler[%d]                     = %d\n",
+		__func__,
+		pipe_idx,
+		dst_y_after_scaler);
+
+	// Lwait
+		// TODO: Should this be urgent_latency_pixel_mixed_with_vm_data_us?
+	line_wait = mode_lib->soc.urgent_latency_pixel_data_only_us;
+	if (cstate_en)
+		line_wait = dml_max(mode_lib->soc.sr_enter_plus_exit_time_us, line_wait);
+	if (pstate_en)
+		line_wait = dml_max(mode_lib->soc.dram_clock_change_latency_us
+			+ mode_lib->soc.urgent_latency_pixel_data_only_us, // TODO: Should this be urgent_latency_pixel_mixed_with_vm_data_us?
+			line_wait);
+	line_wait = line_wait / line_time_in_us;
+
+	dst_y_prefetch = get_dst_y_prefetch(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+	dml_print("DML_DLG: %s: dst_y_prefetch (after rnd) = %3.2f\n", __func__, dst_y_prefetch);
+
+	dst_y_per_vm_vblank = get_dst_y_per_vm_vblank(mode_lib,
+		e2e_pipe_param,
+		num_pipes,
+		pipe_idx);
+	dst_y_per_row_vblank = get_dst_y_per_row_vblank(mode_lib,
+		e2e_pipe_param,
+		num_pipes,
+		pipe_idx);
+	dst_y_per_vm_flip = get_dst_y_per_vm_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+	dst_y_per_row_flip = get_dst_y_per_row_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+	max_dst_y_per_vm_vblank = 32.0;	 //U5.2
+	max_dst_y_per_row_vblank = 16.0;	//U4.2
+
+	// magic!
+	if (htotal <= 75) {
+		min_vblank = 300;
+		max_dst_y_per_vm_vblank = 100.0;
+		max_dst_y_per_row_vblank = 100.0;
+	}
+
+	dml_print("DML_DLG: %s: dst_y_per_vm_flip    = %3.2f\n", __func__, dst_y_per_vm_flip);
+	dml_print("DML_DLG: %s: dst_y_per_row_flip   = %3.2f\n", __func__, dst_y_per_row_flip);
+	dml_print("DML_DLG: %s: dst_y_per_vm_vblank  = %3.2f\n", __func__, dst_y_per_vm_vblank);
+	dml_print("DML_DLG: %s: dst_y_per_row_vblank = %3.2f\n", __func__, dst_y_per_row_vblank);
+
+	ASSERT(dst_y_per_vm_vblank < max_dst_y_per_vm_vblank);
+	ASSERT(dst_y_per_row_vblank < max_dst_y_per_row_vblank);
+
+	ASSERT(dst_y_prefetch > (dst_y_per_vm_vblank + dst_y_per_row_vblank));
+	lsw = dst_y_prefetch - (dst_y_per_vm_vblank + dst_y_per_row_vblank);
+
+	dml_print("DML_DLG: %s: lsw = %3.2f\n", __func__, lsw);
+
+	vratio_pre_l = get_vratio_prefetch_l(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+	vratio_pre_c = get_vratio_prefetch_c(mode_lib, e2e_pipe_param, num_pipes, pipe_idx);
+
+	dml_print("DML_DLG: %s: vratio_pre_l=%3.2f\n", __func__, vratio_pre_l);
+	dml_print("DML_DLG: %s: vratio_pre_c=%3.2f\n", __func__, vratio_pre_c);
+
+	// Active
+	req_per_swath_ub_l = rq_dlg_param.rq_l.req_per_swath_ub;
+	req_per_swath_ub_c = rq_dlg_param.rq_c.req_per_swath_ub;
+	meta_row_height_l = rq_dlg_param.rq_l.meta_row_height;
+	meta_row_height_c = rq_dlg_param.rq_c.meta_row_height;
+	swath_width_pixels_ub_l = 0;
+	swath_width_pixels_ub_c = 0;
+	scaler_rec_in_width_l = 0;
+	scaler_rec_in_width_c = 0;
+	dpte_row_height_l = rq_dlg_param.rq_l.dpte_row_height;
+	dpte_row_height_c = rq_dlg_param.rq_c.dpte_row_height;
+
+	if (mode_422) {
+		swath_width_pixels_ub_l = swath_width_ub_l * 2;  // *2 for 2 pixel per element
+		swath_width_pixels_ub_c = swath_width_ub_c * 2;
+	} else {
+		swath_width_pixels_ub_l = swath_width_ub_l * 1;
+		swath_width_pixels_ub_c = swath_width_ub_c * 1;
+	}
+
+	hscale_pixel_rate_l = 0.;
+	hscale_pixel_rate_c = 0.;
+	min_hratio_fact_l = 1.0;
+	min_hratio_fact_c = 1.0;
+
+	if (hratio_l <= 1)
+		min_hratio_fact_l = 2.0;
+	else if (htaps_l <= 6) {
+		if ((hratio_l * 2.0) > 4.0)
+			min_hratio_fact_l = 4.0;
+		else
+			min_hratio_fact_l = hratio_l * 2.0;
+	} else {
+		if (hratio_l > 4.0)
+			min_hratio_fact_l = 4.0;
+		else
+			min_hratio_fact_l = hratio_l;
+	}
+
+	hscale_pixel_rate_l = min_hratio_fact_l * dppclk_freq_in_mhz;
+
+	if (hratio_c <= 1)
+		min_hratio_fact_c = 2.0;
+	else if (htaps_c <= 6) {
+		if ((hratio_c * 2.0) > 4.0)
+			min_hratio_fact_c = 4.0;
+		else
+			min_hratio_fact_c = hratio_c * 2.0;
+	} else {
+		if (hratio_c > 4.0)
+			min_hratio_fact_c = 4.0;
+		else
+			min_hratio_fact_c = hratio_c;
+	}
+
+	hscale_pixel_rate_c = min_hratio_fact_c * dppclk_freq_in_mhz;
+
+	refcyc_per_line_delivery_pre_l = 0.;
+	refcyc_per_line_delivery_pre_c = 0.;
+	refcyc_per_line_delivery_l = 0.;
+	refcyc_per_line_delivery_c = 0.;
+
+	refcyc_per_req_delivery_pre_l = 0.;
+	refcyc_per_req_delivery_pre_c = 0.;
+	refcyc_per_req_delivery_l = 0.;
+	refcyc_per_req_delivery_c = 0.;
+
+	full_recout_width = 0;
+	// In ODM
+	if (src->is_hsplit) {
+		// This "hack"  is only allowed (and valid) for MPC combine. In ODM
+		// combine, you MUST specify the full_recout_width...according to Oswin
+		if (dst->full_recout_width == 0 && !dst->odm_combine) {
+			dml_print("DML_DLG: %s: Warning: full_recout_width not set in hsplit mode\n",
+				__func__);
+			full_recout_width = dst->recout_width * 2; // assume half split for dcn1
+		} else
+			full_recout_width = dst->full_recout_width;
+	} else
+		full_recout_width = dst->recout_width;
+
+	// As of DCN2, mpc_combine and odm_combine are mutually exclusive
+	refcyc_per_line_delivery_pre_l = get_refcyc_per_delivery(mode_lib,
+		refclk_freq_in_mhz,
+		pclk_freq_in_mhz,
+		dst->odm_combine,
+		full_recout_width,
+		dst->hactive,
+		vratio_pre_l,
+		hscale_pixel_rate_l,
+		swath_width_pixels_ub_l,
+		1); // per line
+
+	refcyc_per_line_delivery_l = get_refcyc_per_delivery(mode_lib,
+		refclk_freq_in_mhz,
+		pclk_freq_in_mhz,
+		dst->odm_combine,
+		full_recout_width,
+		dst->hactive,
+		vratio_l,
+		hscale_pixel_rate_l,
+		swath_width_pixels_ub_l,
+		1); // per line
+
+	dml_print("DML_DLG: %s: full_recout_width              = %d\n",
+		__func__,
+		full_recout_width);
+	dml_print("DML_DLG: %s: hscale_pixel_rate_l            = %3.2f\n",
+		__func__,
+		hscale_pixel_rate_l);
+	dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f\n",
+		__func__,
+		refcyc_per_line_delivery_pre_l);
+	dml_print("DML_DLG: %s: refcyc_per_line_delivery_l     = %3.2f\n",
+		__func__,
+		refcyc_per_line_delivery_l);
+
+	if (dual_plane) {
+		refcyc_per_line_delivery_pre_c = get_refcyc_per_delivery(mode_lib,
+			refclk_freq_in_mhz,
+			pclk_freq_in_mhz,
+			dst->odm_combine,
+			full_recout_width,
+			dst->hactive,
+			vratio_pre_c,
+			hscale_pixel_rate_c,
+			swath_width_pixels_ub_c,
+			1); // per line
+
+		refcyc_per_line_delivery_c = get_refcyc_per_delivery(mode_lib,
+			refclk_freq_in_mhz,
+			pclk_freq_in_mhz,
+			dst->odm_combine,
+			full_recout_width,
+			dst->hactive,
+			vratio_c,
+			hscale_pixel_rate_c,
+			swath_width_pixels_ub_c,
+			1);  // per line
+
+		dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f\n",
+			__func__,
+			refcyc_per_line_delivery_pre_c);
+		dml_print("DML_DLG: %s: refcyc_per_line_delivery_c     = %3.2f\n",
+			__func__,
+			refcyc_per_line_delivery_c);
+	}
+
+	// smehta: this is a hack added until we get the real dml, sorry, need to make progress
+	if (src->dynamic_metadata_enable && src->gpuvm) {
+		unsigned int levels = mode_lib->ip.gpuvm_max_page_table_levels;
+		double ref_cycles;
+
+		if (src->hostvm)
+			levels = levels * (mode_lib->ip.hostvm_max_page_table_levels+1);
+
+		ref_cycles = (levels * mode_lib->soc.urgent_latency_vm_data_only_us) * refclk_freq_in_mhz;
+		dml_print("BENyamin:    dst_y_prefetch                  = %f %d %f %f \n",
+			ref_cycles, levels, mode_lib->soc.urgent_latency_vm_data_only_us, refclk_freq_in_mhz);
+		disp_dlg_regs->refcyc_per_vm_dmdata = (unsigned int) ref_cycles;
+	}
+	dml_print("BENyamin:    dmdta_en vm                     = %d %d \n",
+		src->dynamic_metadata_enable, src->vm);
+	// TTU - Luma / Chroma
+	if (access_dir) {  // vertical access
+		scaler_rec_in_width_l = vp_height_l;
+		scaler_rec_in_width_c = vp_height_c;
+	} else {
+		scaler_rec_in_width_l = vp_width_l;
+		scaler_rec_in_width_c = vp_width_c;
+	}
+
+	refcyc_per_req_delivery_pre_l = get_refcyc_per_delivery(mode_lib,
+		refclk_freq_in_mhz,
+		pclk_freq_in_mhz,
+		dst->odm_combine,
+		full_recout_width,
+		dst->hactive,
+		vratio_pre_l,
+		hscale_pixel_rate_l,
+		scaler_rec_in_width_l,
+		req_per_swath_ub_l);  // per req
+	refcyc_per_req_delivery_l = get_refcyc_per_delivery(mode_lib,
+		refclk_freq_in_mhz,
+		pclk_freq_in_mhz,
+		dst->odm_combine,
+		full_recout_width,
+		dst->hactive,
+		vratio_l,
+		hscale_pixel_rate_l,
+		scaler_rec_in_width_l,
+		req_per_swath_ub_l);  // per req
+
+	dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f\n",
+		__func__,
+		refcyc_per_req_delivery_pre_l);
+	dml_print("DML_DLG: %s: refcyc_per_req_delivery_l     = %3.2f\n",
+		__func__,
+		refcyc_per_req_delivery_l);
+
+	ASSERT(refcyc_per_req_delivery_pre_l < dml_pow(2, 13));
+	ASSERT(refcyc_per_req_delivery_l < dml_pow(2, 13));
+
+	if (dual_plane) {
+		refcyc_per_req_delivery_pre_c = get_refcyc_per_delivery(mode_lib,
+			refclk_freq_in_mhz,
+			pclk_freq_in_mhz,
+			dst->odm_combine,
+			full_recout_width,
+			dst->hactive,
+			vratio_pre_c,
+			hscale_pixel_rate_c,
+			scaler_rec_in_width_c,
+			req_per_swath_ub_c);  // per req
+		refcyc_per_req_delivery_c = get_refcyc_per_delivery(mode_lib,
+			refclk_freq_in_mhz,
+			pclk_freq_in_mhz,
+			dst->odm_combine,
+			full_recout_width,
+			dst->hactive,
+			vratio_c,
+			hscale_pixel_rate_c,
+			scaler_rec_in_width_c,
+			req_per_swath_ub_c);  // per req
+
+		dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f\n",
+			__func__,
+			refcyc_per_req_delivery_pre_c);
+		dml_print("DML_DLG: %s: refcyc_per_req_delivery_c     = %3.2f\n",
+			__func__,
+			refcyc_per_req_delivery_c);
+
+		ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13));
+		ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13));
+	}
+
+	// TTU - Cursor
+	refcyc_per_req_delivery_pre_cur0 = 0.0;
+	refcyc_per_req_delivery_cur0 = 0.0;
+	if (src->num_cursors > 0) {
+		calculate_ttu_cursor(mode_lib,
+			&refcyc_per_req_delivery_pre_cur0,
+			&refcyc_per_req_delivery_cur0,
+			refclk_freq_in_mhz,
+			ref_freq_to_pix_freq,
+			hscale_pixel_rate_l,
+			scl->hscl_ratio,
+			vratio_pre_l,
+			vratio_l,
+			src->cur0_src_width,
+			(enum cursor_bpp)(src->cur0_bpp));
+	}
+
+	refcyc_per_req_delivery_pre_cur1 = 0.0;
+	refcyc_per_req_delivery_cur1 = 0.0;
+	if (src->num_cursors > 1) {
+		calculate_ttu_cursor(mode_lib,
+			&refcyc_per_req_delivery_pre_cur1,
+			&refcyc_per_req_delivery_cur1,
+			refclk_freq_in_mhz,
+			ref_freq_to_pix_freq,
+			hscale_pixel_rate_l,
+			scl->hscl_ratio,
+			vratio_pre_l,
+			vratio_l,
+			src->cur1_src_width,
+			(enum cursor_bpp)(src->cur1_bpp));
+	}
+
+	// TTU - Misc
+	// all hard-coded
+
+	// Assignment to register structures
+	disp_dlg_regs->dst_y_after_scaler = dst_y_after_scaler; // in terms of line
+	ASSERT(disp_dlg_regs->dst_y_after_scaler < (unsigned int)8);
+	disp_dlg_regs->refcyc_x_after_scaler = dst_x_after_scaler * ref_freq_to_pix_freq; // in terms of refclk
+	ASSERT(disp_dlg_regs->refcyc_x_after_scaler < (unsigned int)dml_pow(2, 13));
+	disp_dlg_regs->dst_y_prefetch = (unsigned int)(dst_y_prefetch * dml_pow(2, 2));
+	disp_dlg_regs->dst_y_per_vm_vblank = (unsigned int)(dst_y_per_vm_vblank * dml_pow(2, 2));
+	disp_dlg_regs->dst_y_per_row_vblank = (unsigned int)(dst_y_per_row_vblank * dml_pow(2, 2));
+	disp_dlg_regs->dst_y_per_vm_flip = (unsigned int)(dst_y_per_vm_flip * dml_pow(2, 2));
+	disp_dlg_regs->dst_y_per_row_flip = (unsigned int)(dst_y_per_row_flip * dml_pow(2, 2));
+
+	disp_dlg_regs->vratio_prefetch = (unsigned int)(vratio_pre_l * dml_pow(2, 19));
+	disp_dlg_regs->vratio_prefetch_c = (unsigned int)(vratio_pre_c * dml_pow(2, 19));
+
+	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_vm_vblank  = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_vm_vblank);
+	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_row_vblank = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_row_vblank);
+	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_vm_flip    = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_vm_flip);
+	dml_print("DML_DLG: %s: disp_dlg_regs->dst_y_per_row_flip   = 0x%x\n", __func__, disp_dlg_regs->dst_y_per_row_flip);
+	disp_dlg_regs->refcyc_per_pte_group_vblank_l =
+		(unsigned int)(dst_y_per_row_vblank * (double)htotal
+			* ref_freq_to_pix_freq / (double)dpte_groups_per_row_ub_l);
+	ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_l < (unsigned int)dml_pow(2, 13));
+
+	if (dual_plane) {
+		disp_dlg_regs->refcyc_per_pte_group_vblank_c = (unsigned int)(dst_y_per_row_vblank
+			* (double)htotal * ref_freq_to_pix_freq
+			/ (double)dpte_groups_per_row_ub_c);
+		ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_c
+			< (unsigned int)dml_pow(2, 13));
+	}
+
+	disp_dlg_regs->refcyc_per_meta_chunk_vblank_l =
+		(unsigned int)(dst_y_per_row_vblank * (double)htotal
+			* ref_freq_to_pix_freq / (double)meta_chunks_per_row_ub_l);
+	ASSERT(disp_dlg_regs->refcyc_per_meta_chunk_vblank_l < (unsigned int)dml_pow(2, 13));
+
+	disp_dlg_regs->refcyc_per_meta_chunk_vblank_c =
+		disp_dlg_regs->refcyc_per_meta_chunk_vblank_l; // dcc for 4:2:0 is not supported in dcn1.0.  assigned to be the same as _l for now
+
+	disp_dlg_regs->refcyc_per_pte_group_flip_l = (unsigned int)(dst_y_per_row_flip * htotal
+		* ref_freq_to_pix_freq) / dpte_groups_per_row_ub_l;
+	disp_dlg_regs->refcyc_per_meta_chunk_flip_l = (unsigned int)(dst_y_per_row_flip * htotal
+		* ref_freq_to_pix_freq) / meta_chunks_per_row_ub_l;
+
+	if (dual_plane) {
+		disp_dlg_regs->refcyc_per_pte_group_flip_c = (unsigned int)(dst_y_per_row_flip
+			* htotal * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_c;
+		disp_dlg_regs->refcyc_per_meta_chunk_flip_c = (unsigned int)(dst_y_per_row_flip
+			* htotal * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_c;
+	}
+
+	disp_dlg_regs->refcyc_per_vm_group_vblank   = get_refcyc_per_vm_group_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;
+	disp_dlg_regs->refcyc_per_vm_group_flip	 = get_refcyc_per_vm_group_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz;
+	disp_dlg_regs->refcyc_per_vm_req_vblank	 = get_refcyc_per_vm_req_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz * dml_pow(2, 10);
+	disp_dlg_regs->refcyc_per_vm_req_flip	   = get_refcyc_per_vm_req_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx) * refclk_freq_in_mhz * dml_pow(2, 10);
+
+	// Clamp to max for now
+	if (disp_dlg_regs->refcyc_per_vm_group_vblank >= (unsigned int)dml_pow(2, 23))
+		disp_dlg_regs->refcyc_per_vm_group_vblank = dml_pow(2, 23) - 1;
+
+	if (disp_dlg_regs->refcyc_per_vm_group_flip >= (unsigned int)dml_pow(2, 23))
+		disp_dlg_regs->refcyc_per_vm_group_flip = dml_pow(2, 23) - 1;
+
+	if (disp_dlg_regs->refcyc_per_vm_req_vblank >= (unsigned int)dml_pow(2, 23))
+		disp_dlg_regs->refcyc_per_vm_req_vblank = dml_pow(2, 23) - 1;
+
+	if (disp_dlg_regs->refcyc_per_vm_req_flip >= (unsigned int)dml_pow(2, 23))
+		disp_dlg_regs->refcyc_per_vm_req_flip = dml_pow(2, 23) - 1;
+
+	disp_dlg_regs->dst_y_per_pte_row_nom_l = (unsigned int)((double)dpte_row_height_l
+		/ (double)vratio_l * dml_pow(2, 2));
+	ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_l < (unsigned int)dml_pow(2, 17));
+
+	if (dual_plane) {
+		disp_dlg_regs->dst_y_per_pte_row_nom_c = (unsigned int)((double)dpte_row_height_c
+			/ (double)vratio_c * dml_pow(2, 2));
+		if (disp_dlg_regs->dst_y_per_pte_row_nom_c >= (unsigned int)dml_pow(2, 17)) {
+			dml_print("DML_DLG: %s: Warning dst_y_per_pte_row_nom_c %u larger than supported by register format U15.2 %u\n",
+				__func__,
+				disp_dlg_regs->dst_y_per_pte_row_nom_c,
+				(unsigned int)dml_pow(2, 17) - 1);
+		}
+	}
+
+	disp_dlg_regs->dst_y_per_meta_row_nom_l = (unsigned int)((double)meta_row_height_l
+		/ (double)vratio_l * dml_pow(2, 2));
+	ASSERT(disp_dlg_regs->dst_y_per_meta_row_nom_l < (unsigned int)dml_pow(2, 17));
+
+	disp_dlg_regs->dst_y_per_meta_row_nom_c = disp_dlg_regs->dst_y_per_meta_row_nom_l; // TODO: dcc for 4:2:0 is not supported in dcn1.0.  assigned to be the same as _l for now
+
+	dml_print("DML: Trow: %fus\n", line_time_in_us * (double)dpte_row_height_l / (double)vratio_l);
+
+	disp_dlg_regs->refcyc_per_pte_group_nom_l = (unsigned int)((double)dpte_row_height_l
+		/ (double)vratio_l * (double)htotal * ref_freq_to_pix_freq
+		/ (double)dpte_groups_per_row_ub_l);
+	if (disp_dlg_regs->refcyc_per_pte_group_nom_l >= (unsigned int)dml_pow(2, 23))
+		disp_dlg_regs->refcyc_per_pte_group_nom_l = dml_pow(2, 23) - 1;
+	disp_dlg_regs->refcyc_per_meta_chunk_nom_l = (unsigned int)((double)meta_row_height_l
+		/ (double)vratio_l * (double)htotal * ref_freq_to_pix_freq
+		/ (double)meta_chunks_per_row_ub_l);
+	if (disp_dlg_regs->refcyc_per_meta_chunk_nom_l >= (unsigned int)dml_pow(2, 23))
+		disp_dlg_regs->refcyc_per_meta_chunk_nom_l = dml_pow(2, 23) - 1;
+
+	if (dual_plane) {
+		disp_dlg_regs->refcyc_per_pte_group_nom_c =
+			(unsigned int)((double)dpte_row_height_c / (double)vratio_c
+				* (double)htotal * ref_freq_to_pix_freq
+				/ (double)dpte_groups_per_row_ub_c);
+		if (disp_dlg_regs->refcyc_per_pte_group_nom_c >= (unsigned int)dml_pow(2, 23))
+			disp_dlg_regs->refcyc_per_pte_group_nom_c = dml_pow(2, 23) - 1;
+
+		// TODO: Is this the right calculation? Does htotal need to be halved?
+		disp_dlg_regs->refcyc_per_meta_chunk_nom_c =
+			(unsigned int)((double)meta_row_height_c / (double)vratio_c
+				* (double)htotal * ref_freq_to_pix_freq
+				/ (double)meta_chunks_per_row_ub_c);
+		if (disp_dlg_regs->refcyc_per_meta_chunk_nom_c >= (unsigned int)dml_pow(2, 23))
+			disp_dlg_regs->refcyc_per_meta_chunk_nom_c = dml_pow(2, 23) - 1;
+	}
+
+	disp_dlg_regs->refcyc_per_line_delivery_pre_l = (unsigned int)dml_floor(refcyc_per_line_delivery_pre_l,
+		1);
+	disp_dlg_regs->refcyc_per_line_delivery_l = (unsigned int)dml_floor(refcyc_per_line_delivery_l,
+		1);
+	ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_l < (unsigned int)dml_pow(2, 13));
+	ASSERT(disp_dlg_regs->refcyc_per_line_delivery_l < (unsigned int)dml_pow(2, 13));
+
+	disp_dlg_regs->refcyc_per_line_delivery_pre_c = (unsigned int)dml_floor(refcyc_per_line_delivery_pre_c,
+		1);
+	disp_dlg_regs->refcyc_per_line_delivery_c = (unsigned int)dml_floor(refcyc_per_line_delivery_c,
+		1);
+	ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_c < (unsigned int)dml_pow(2, 13));
+	ASSERT(disp_dlg_regs->refcyc_per_line_delivery_c < (unsigned int)dml_pow(2, 13));
+
+	disp_dlg_regs->chunk_hdl_adjust_cur0 = 3;
+	disp_dlg_regs->dst_y_offset_cur0 = 0;
+	disp_dlg_regs->chunk_hdl_adjust_cur1 = 3;
+	disp_dlg_regs->dst_y_offset_cur1 = 0;
+
+	disp_dlg_regs->dst_y_delta_drq_limit = 0x7fff; // off
+
+	disp_ttu_regs->refcyc_per_req_delivery_pre_l = (unsigned int)(refcyc_per_req_delivery_pre_l
+		* dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_l = (unsigned int)(refcyc_per_req_delivery_l
+		* dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_pre_c = (unsigned int)(refcyc_per_req_delivery_pre_c
+		* dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_c = (unsigned int)(refcyc_per_req_delivery_c
+		* dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 =
+		(unsigned int)(refcyc_per_req_delivery_pre_cur0 * dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_cur0 = (unsigned int)(refcyc_per_req_delivery_cur0
+		* dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_pre_cur1 =
+		(unsigned int)(refcyc_per_req_delivery_pre_cur1 * dml_pow(2, 10));
+	disp_ttu_regs->refcyc_per_req_delivery_cur1 = (unsigned int)(refcyc_per_req_delivery_cur1
+		* dml_pow(2, 10));
+	disp_ttu_regs->qos_level_low_wm = 0;
+	ASSERT(disp_ttu_regs->qos_level_low_wm < dml_pow(2, 14));
+	disp_ttu_regs->qos_level_high_wm = (unsigned int)(4.0 * (double)htotal
+		* ref_freq_to_pix_freq);
+	ASSERT(disp_ttu_regs->qos_level_high_wm < dml_pow(2, 14));
+
+	disp_ttu_regs->qos_level_flip = 14;
+	disp_ttu_regs->qos_level_fixed_l = 8;
+	disp_ttu_regs->qos_level_fixed_c = 8;
+	disp_ttu_regs->qos_level_fixed_cur0 = 8;
+	disp_ttu_regs->qos_ramp_disable_l = 0;
+	disp_ttu_regs->qos_ramp_disable_c = 0;
+	disp_ttu_regs->qos_ramp_disable_cur0 = 0;
+
+	disp_ttu_regs->min_ttu_vblank = min_ttu_vblank * refclk_freq_in_mhz;
+	ASSERT(disp_ttu_regs->min_ttu_vblank < dml_pow(2, 24));
+
+	print__ttu_regs_st(mode_lib, *disp_ttu_regs);
+	print__dlg_regs_st(mode_lib, *disp_dlg_regs);
+}
+
+void dml30_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib,
+	display_dlg_regs_st *dlg_regs,
+	display_ttu_regs_st *ttu_regs,
+	display_e2e_pipe_params_st *e2e_pipe_param,
+	const unsigned int num_pipes,
+	const unsigned int pipe_idx,
+	const bool cstate_en,
+	const bool pstate_en,
+	const bool vm_en,
+	const bool ignore_viewport_pos,
+	const bool immediate_flip_support)
+{
+	display_rq_params_st rq_param = { 0 };
+	display_dlg_sys_params_st dlg_sys_param = { 0 };
+
+	// Get watermark and Tex.
+	dlg_sys_param.t_urg_wm_us = get_wm_urgent(mode_lib, e2e_pipe_param, num_pipes);
+	dlg_sys_param.deepsleep_dcfclk_mhz = get_clk_dcf_deepsleep(mode_lib,
+		e2e_pipe_param,
+		num_pipes);
+	dlg_sys_param.t_extra_us = get_urgent_extra_latency(mode_lib, e2e_pipe_param, num_pipes);
+	dlg_sys_param.mem_trip_us = get_wm_memory_trip(mode_lib, e2e_pipe_param, num_pipes);
+	dlg_sys_param.t_mclk_wm_us = get_wm_dram_clock_change(mode_lib, e2e_pipe_param, num_pipes);
+	dlg_sys_param.t_sr_wm_us = get_wm_stutter_enter_exit(mode_lib, e2e_pipe_param, num_pipes);
+	dlg_sys_param.total_flip_bw = get_total_immediate_flip_bw(mode_lib,
+		e2e_pipe_param,
+		num_pipes);
+	dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib,
+		e2e_pipe_param,
+		num_pipes);
+	dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency
+		/ dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated
+
+	print__dlg_sys_params_st(mode_lib, dlg_sys_param);
+
+	// system parameter calculation done
+
+	dml_print("DML_DLG: Calculation for pipe[%d] start\n\n", pipe_idx);
+	dml_rq_dlg_get_rq_params(mode_lib, &rq_param, e2e_pipe_param[pipe_idx].pipe);
+	dml_rq_dlg_get_dlg_params(mode_lib,
+		e2e_pipe_param,
+		num_pipes,
+		pipe_idx,
+		dlg_regs,
+		ttu_regs,
+		rq_param.dlg,
+		dlg_sys_param,
+		cstate_en,
+		pstate_en,
+		vm_en,
+		ignore_viewport_pos,
+		immediate_flip_support);
+	dml_print("DML_DLG: Calculation for pipe[%d] end\n", pipe_idx);
+}
+
+#endif

drivers/gpu/drm/amd/display/dc/dml/dcn30/display_rq_dlg_calc_30.h

+/*
+ * Copyright 2020 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 __DML30_DISPLAY_RQ_DLG_CALC_H__
+#define __DML30_DISPLAY_RQ_DLG_CALC_H__
+
+#include "../display_rq_dlg_helpers.h"
+
+struct display_mode_lib;
+
+// Function: dml_rq_dlg_get_rq_reg
+//  Main entry point for test to get the register values out of this DML class.
+//  This function calls <get_rq_param> and <extract_rq_regs> fucntions to calculate
+//  and then populate the rq_regs struct
+// Input:
+//  pipe_param - pipe source configuration (e.g. vp, pitch, scaling, dest, etc.)
+// Output:
+//  rq_regs - struct that holds all the RQ registers field value.
+//            See also: <display_rq_regs_st>
+void dml30_rq_dlg_get_rq_reg(struct display_mode_lib *mode_lib,
+		display_rq_regs_st *rq_regs,
+		const display_pipe_params_st pipe_param);
+
+// Function: dml_rq_dlg_get_dlg_reg
+//   Calculate and return DLG and TTU register struct given the system setting
+// Output:
+//  dlg_regs - output DLG register struct
+//  ttu_regs - output DLG TTU register struct
+// Input:
+//  e2e_pipe_param - "compacted" array of e2e pipe param struct
+//  num_pipes - num of active "pipe" or "route"
+//  pipe_idx - index that identifies the e2e_pipe_param that corresponding to this dlg
+//  cstate - 0: when calculate min_ttu_vblank it is assumed cstate is not required. 1: Normal mode, cstate is considered.
+//           Added for legacy or unrealistic timing tests.
+void dml30_rq_dlg_get_dlg_reg(struct display_mode_lib             *mode_lib,
+		display_dlg_regs_st          *dlg_regs,
+		display_ttu_regs_st          *ttu_regs,
+		display_e2e_pipe_params_st   *e2e_pipe_param,
+		const unsigned int            num_pipes,
+		const unsigned int            pipe_idx,
+		const bool                    cstate_en,
+		const bool                    pstate_en,
+		const bool                    vm_en,
+		const bool                    ignore_viewport_pos,
+		const bool                    immediate_flip_support);
+
+#endif

drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.c

@@ -31,6 +31,11 @@
 #include "dcn20/display_rq_dlg_calc_20v2.h"
 #include "dcn21/display_mode_vba_21.h"
 #include "dcn21/display_rq_dlg_calc_21.h"
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+#include "dcn30/display_mode_vba_30.h"
+#include "dcn30/display_rq_dlg_calc_30.h"
+#include "dml_logger.h"
+#endif
 
 const struct dml_funcs dml20_funcs = {
 	.validate = dml20_ModeSupportAndSystemConfigurationFull,
@@ -53,6 +58,14 @@ const struct dml_funcs dml21_funcs = {
         .rq_dlg_get_rq_reg = dml21_rq_dlg_get_rq_reg
 };
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+const struct dml_funcs dml30_funcs = {
+	.validate = dml30_ModeSupportAndSystemConfigurationFull,
+	.recalculate = dml30_recalculate,
+	.rq_dlg_get_dlg_reg = dml30_rq_dlg_get_dlg_reg,
+	.rq_dlg_get_rq_reg = dml30_rq_dlg_get_rq_reg
+};
+#endif
 void dml_init_instance(struct display_mode_lib *lib,
 		const struct _vcs_dpi_soc_bounding_box_st *soc_bb,
 		const struct _vcs_dpi_ip_params_st *ip_params,
@@ -71,6 +84,11 @@ void dml_init_instance(struct display_mode_lib *lib,
         case DML_PROJECT_DCN21:
                 lib->funcs = dml21_funcs;
                 break;
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+	case DML_PROJECT_DCN30:
+		lib->funcs = dml30_funcs;
+		break;
+#endif
 
 	default:
 		break;
@@ -105,3 +123,166 @@ const char *dml_get_status_message(enum dm_validation_status status)
 	default:                                  return "Unknown Status";
 	}
 }
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+void dml_log_pipe_params(
+		struct display_mode_lib *mode_lib,
+		display_e2e_pipe_params_st *pipes,
+		int pipe_cnt)
+{
+	display_pipe_source_params_st *pipe_src;
+	display_pipe_dest_params_st   *pipe_dest;
+	scaler_ratio_depth_st         *scale_ratio_depth;
+	scaler_taps_st                *scale_taps;
+	display_output_params_st      *dout;
+	display_clocks_and_cfg_st     *clks_cfg;
+	int i;
+
+	for (i = 0; i < pipe_cnt; i++) {
+		pipe_src = &(pipes[i].pipe.src);
+		pipe_dest = &(pipes[i].pipe.dest);
+		scale_ratio_depth = &(pipes[i].pipe.scale_ratio_depth);
+		scale_taps = &(pipes[i].pipe.scale_taps);
+		dout = &(pipes[i].dout);
+		clks_cfg = &(pipes[i].clks_cfg);
+
+		dml_print("DML PARAMS: =====================================\n");
+		dml_print("DML PARAMS: PIPE [%d] SOURCE PARAMS:\n", i);
+		dml_print("DML PARAMS:     source_format              = %d\n", pipe_src->source_format);
+		dml_print("DML PARAMS:     dcc                        = %d\n", pipe_src->dcc);
+		dml_print("DML PARAMS:     dcc_rate                   = %d\n", pipe_src->dcc_rate);
+		dml_print("DML PARAMS:     dcc_use_global             = %d\n", pipe_src->dcc_use_global);
+		dml_print("DML PARAMS:     vm                         = %d\n", pipe_src->vm);
+		dml_print("DML PARAMS:     gpuvm                      = %d\n", pipe_src->gpuvm);
+		dml_print("DML PARAMS:     hostvm                     = %d\n", pipe_src->hostvm);
+		dml_print("DML PARAMS:     gpuvm_levels_force_en      = %d\n", pipe_src->gpuvm_levels_force_en);
+		dml_print("DML PARAMS:     gpuvm_levels_force         = %d\n", pipe_src->gpuvm_levels_force);
+		dml_print("DML PARAMS:     source_scan                = %d\n", pipe_src->source_scan);
+		dml_print("DML PARAMS:     sw_mode                    = %d\n", pipe_src->sw_mode);
+		dml_print("DML PARAMS:     macro_tile_size            = %d\n", pipe_src->macro_tile_size);
+		dml_print("DML PARAMS:     viewport_width             = %d\n", pipe_src->viewport_width);
+		dml_print("DML PARAMS:     viewport_height            = %d\n", pipe_src->viewport_height);
+		dml_print("DML PARAMS:     viewport_y_y               = %d\n", pipe_src->viewport_y_y);
+		dml_print("DML PARAMS:     viewport_y_c               = %d\n", pipe_src->viewport_y_c);
+		dml_print("DML PARAMS:     viewport_width_c           = %d\n", pipe_src->viewport_width_c);
+		dml_print("DML PARAMS:     viewport_height_c          = %d\n", pipe_src->viewport_height_c);
+		dml_print("DML PARAMS:     data_pitch                 = %d\n", pipe_src->data_pitch);
+		dml_print("DML PARAMS:     data_pitch_c               = %d\n", pipe_src->data_pitch_c);
+		dml_print("DML PARAMS:     meta_pitch                 = %d\n", pipe_src->meta_pitch);
+		dml_print("DML PARAMS:     meta_pitch_c               = %d\n", pipe_src->meta_pitch_c);
+		dml_print("DML PARAMS:     cur0_src_width             = %d\n", pipe_src->cur0_src_width);
+		dml_print("DML PARAMS:     cur0_bpp                   = %d\n", pipe_src->cur0_bpp);
+		dml_print("DML PARAMS:     cur1_src_width             = %d\n", pipe_src->cur1_src_width);
+		dml_print("DML PARAMS:     cur1_bpp                   = %d\n", pipe_src->cur1_bpp);
+		dml_print("DML PARAMS:     num_cursors                = %d\n", pipe_src->num_cursors);
+		dml_print("DML PARAMS:     is_hsplit                  = %d\n", pipe_src->is_hsplit);
+		dml_print("DML PARAMS:     hsplit_grp                 = %d\n", pipe_src->hsplit_grp);
+		dml_print("DML PARAMS:     dynamic_metadata_enable    = %d\n", pipe_src->dynamic_metadata_enable);
+		dml_print("DML PARAMS:     dmdata_lines_before_active = %d\n", pipe_src->dynamic_metadata_lines_before_active);
+		dml_print("DML PARAMS:     dmdata_xmit_bytes          = %d\n", pipe_src->dynamic_metadata_xmit_bytes);
+		dml_print("DML PARAMS:     immediate_flip             = %d\n", pipe_src->immediate_flip);
+		dml_print("DML PARAMS:     v_total_min                = %d\n", pipe_src->v_total_min);
+		dml_print("DML PARAMS:     v_total_max                = %d\n", pipe_src->v_total_max);
+		dml_print("DML PARAMS: =====================================\n");
+
+		dml_print("DML PARAMS: PIPE [%d] DESTINATION PARAMS:\n", i);
+		dml_print("DML PARAMS:     recout_width               = %d\n", pipe_dest->recout_width);
+		dml_print("DML PARAMS:     recout_height              = %d\n", pipe_dest->recout_height);
+		dml_print("DML PARAMS:     full_recout_width          = %d\n", pipe_dest->full_recout_width);
+		dml_print("DML PARAMS:     full_recout_height         = %d\n", pipe_dest->full_recout_height);
+		dml_print("DML PARAMS:     hblank_start               = %d\n", pipe_dest->hblank_start);
+		dml_print("DML PARAMS:     hblank_end                 = %d\n", pipe_dest->hblank_end);
+		dml_print("DML PARAMS:     vblank_start               = %d\n", pipe_dest->vblank_start);
+		dml_print("DML PARAMS:     vblank_end                 = %d\n", pipe_dest->vblank_end);
+		dml_print("DML PARAMS:     htotal                     = %d\n", pipe_dest->htotal);
+		dml_print("DML PARAMS:     vtotal                     = %d\n", pipe_dest->vtotal);
+		dml_print("DML PARAMS:     vactive                    = %d\n", pipe_dest->vactive);
+		dml_print("DML PARAMS:     hactive                    = %d\n", pipe_dest->hactive);
+		dml_print("DML PARAMS:     vstartup_start             = %d\n", pipe_dest->vstartup_start);
+		dml_print("DML PARAMS:     vupdate_offset             = %d\n", pipe_dest->vupdate_offset);
+		dml_print("DML PARAMS:     vupdate_width              = %d\n", pipe_dest->vupdate_width);
+		dml_print("DML PARAMS:     vready_offset              = %d\n", pipe_dest->vready_offset);
+		dml_print("DML PARAMS:     interlaced                 = %d\n", pipe_dest->interlaced);
+		dml_print("DML PARAMS:     pixel_rate_mhz             = %3.2f\n", pipe_dest->pixel_rate_mhz);
+		dml_print("DML PARAMS:     sync_vblank_all_planes     = %d\n", pipe_dest->synchronized_vblank_all_planes);
+		dml_print("DML PARAMS:     otg_inst                   = %d\n", pipe_dest->otg_inst);
+		dml_print("DML PARAMS:     odm_combine                = %d\n", pipe_dest->odm_combine);
+		dml_print("DML PARAMS:     use_maximum_vstartup       = %d\n", pipe_dest->use_maximum_vstartup);
+		dml_print("DML PARAMS:     vtotal_max                 = %d\n", pipe_dest->vtotal_max);
+		dml_print("DML PARAMS:     vtotal_min                 = %d\n", pipe_dest->vtotal_min);
+		dml_print("DML PARAMS: =====================================\n");
+
+		dml_print("DML PARAMS: PIPE [%d] SCALER PARAMS:\n", i);
+		dml_print("DML PARAMS:     hscl_ratio                 = %3.4f\n", scale_ratio_depth->hscl_ratio);
+		dml_print("DML PARAMS:     vscl_ratio                 = %3.4f\n", scale_ratio_depth->vscl_ratio);
+		dml_print("DML PARAMS:     hscl_ratio_c               = %3.4f\n", scale_ratio_depth->hscl_ratio_c);
+		dml_print("DML PARAMS:     vscl_ratio_c               = %3.4f\n", scale_ratio_depth->vscl_ratio_c);
+		dml_print("DML PARAMS:     vinit                      = %3.4f\n", scale_ratio_depth->vinit);
+		dml_print("DML PARAMS:     vinit_c                    = %3.4f\n", scale_ratio_depth->vinit_c);
+		dml_print("DML PARAMS:     vinit_bot                  = %3.4f\n", scale_ratio_depth->vinit_bot);
+		dml_print("DML PARAMS:     vinit_bot_c                = %3.4f\n", scale_ratio_depth->vinit_bot_c);
+		dml_print("DML PARAMS:     lb_depth                   = %d\n", scale_ratio_depth->lb_depth);
+		dml_print("DML PARAMS:     scl_enable                 = %d\n", scale_ratio_depth->scl_enable);
+		dml_print("DML PARAMS:     htaps                      = %d\n", scale_taps->htaps);
+		dml_print("DML PARAMS:     vtaps                      = %d\n", scale_taps->vtaps);
+		dml_print("DML PARAMS:     htaps_c                    = %d\n", scale_taps->htaps_c);
+		dml_print("DML PARAMS:     vtaps_c                    = %d\n", scale_taps->vtaps_c);
+		dml_print("DML PARAMS: =====================================\n");
+
+		dml_print("DML PARAMS: PIPE [%d] DISPLAY OUTPUT PARAMS:\n", i);
+		dml_print("DML PARAMS:     output_type                = %d\n", dout->output_type);
+		dml_print("DML PARAMS:     output_format              = %d\n", dout->output_format);
+		dml_print("DML PARAMS:     output_bpc                 = %d\n", dout->output_bpc);
+		dml_print("DML PARAMS:     output_bpp                 = %3.4f\n", dout->output_bpp);
+		dml_print("DML PARAMS:     dp_lanes                   = %d\n", dout->dp_lanes);
+		dml_print("DML PARAMS:     dsc_enable                 = %d\n", dout->dsc_enable);
+		dml_print("DML PARAMS:     dsc_slices                 = %d\n", dout->dsc_slices);
+		dml_print("DML PARAMS:     wb_enable                  = %d\n", dout->wb_enable);
+		dml_print("DML PARAMS:     num_active_wb              = %d\n", dout->num_active_wb);
+		dml_print("DML PARAMS: =====================================\n");
+
+		dml_print("DML PARAMS: PIPE [%d] CLOCK CONFIG PARAMS:\n", i);
+		dml_print("DML PARAMS:     voltage                    = %d\n", clks_cfg->voltage);
+		dml_print("DML PARAMS:     dppclk_mhz                 = %3.2f\n", clks_cfg->dppclk_mhz);
+		dml_print("DML PARAMS:     refclk_mhz                 = %3.2f\n", clks_cfg->refclk_mhz);
+		dml_print("DML PARAMS:     dispclk_mhz                = %3.2f\n", clks_cfg->dispclk_mhz);
+		dml_print("DML PARAMS:     dcfclk_mhz                 = %3.2f\n", clks_cfg->dcfclk_mhz);
+		dml_print("DML PARAMS:     socclk_mhz                 = %3.2f\n", clks_cfg->socclk_mhz);
+		dml_print("DML PARAMS: =====================================\n");
+	}
+}
+
+void dml_log_mode_support_params(struct display_mode_lib *mode_lib)
+{
+	int i;
+
+	for (i = mode_lib->vba.soc.num_states; i >= 0; i--) {
+		dml_print("DML SUPPORT: ===============================================\n");
+		dml_print("DML SUPPORT: Voltage State %d\n", i);
+		dml_print("DML SUPPORT:     Mode Supported              : %s\n", mode_lib->vba.ModeSupport[i][0] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Mode Supported (pipe split) : %s\n", mode_lib->vba.ModeSupport[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Scale Ratio And Taps                : %s\n", mode_lib->vba.ScaleRatioAndTapsSupport ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Source Format Pixel And Scan        : %s\n", mode_lib->vba.SourceFormatPixelAndScanSupport ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Viewport Size                       : [%s, %s]\n", mode_lib->vba.ViewportSizeSupport[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.ViewportSizeSupport[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     DIO Support                         : %s\n", mode_lib->vba.DIOSupport[i] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     ODM Combine 4To1 Support Check      : %s\n", mode_lib->vba.ODMCombine4To1SupportCheckOK[i] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     DSC Units                           : %s\n", mode_lib->vba.NotEnoughDSCUnits[i] ? "Not Supported" : "Supported");
+		dml_print("DML SUPPORT:     DSCCLK Required                     : %s\n", mode_lib->vba.DSCCLKRequiredMoreThanSupported[i] ? "Not Supported" : "Supported");
+		dml_print("DML SUPPORT:     DTBCLK Required                     : %s\n", mode_lib->vba.DTBCLKRequiredMoreThanSupported[i] ? "Not Supported" : "Supported");
+		dml_print("DML SUPPORT:     Re-ordering Buffer                  : [%s, %s]\n", mode_lib->vba.ROBSupport[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.ROBSupport[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     DISPCLK and DPPCLK                  : [%s, %s]\n", mode_lib->vba.DISPCLK_DPPCLK_Support[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.DISPCLK_DPPCLK_Support[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Total Available Pipes               : [%s, %s]\n", mode_lib->vba.TotalAvailablePipesSupport[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.TotalAvailablePipesSupport[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Writeback Latency                   : %s\n", mode_lib->vba.WritebackLatencySupport ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Writeback Scale Ratio And Taps      : %s\n", mode_lib->vba.WritebackScaleRatioAndTapsSupport ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Cursor                              : %s\n", mode_lib->vba.CursorSupport ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Pitch                               : %s\n", mode_lib->vba.PitchSupport ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Prefetch                            : [%s, %s]\n", mode_lib->vba.PrefetchSupported[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.PrefetchSupported[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Dynamic Metadata                    : [%s, %s]\n", mode_lib->vba.DynamicMetadataSupported[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.DynamicMetadataSupported[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     Total Vertical Active Bandwidth     : [%s, %s]\n", mode_lib->vba.TotalVerticalActiveBandwidthSupport[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.TotalVerticalActiveBandwidthSupport[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     VRatio In Prefetch                  : [%s, %s]\n", mode_lib->vba.VRatioInPrefetchSupported[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.VRatioInPrefetchSupported[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     PTE Buffer Size Not Exceeded        : [%s, %s]\n", mode_lib->vba.PTEBufferSizeNotExceeded[i][0] ? "Supported" : "NOT Supported", mode_lib->vba.PTEBufferSizeNotExceeded[i][1] ? "Supported" : "NOT Supported");
+		dml_print("DML SUPPORT:     DSC Input BPC                       : %s\n", mode_lib->vba.NonsupportedDSCInputBPC ? "Not Supported" : "Supported");
+		dml_print("DML SUPPORT:     HostVMEnable                        : %d\n", mode_lib->vba.HostVMEnable);
+		dml_print("DML SUPPORT:     ImmediateFlipSupportedForState      : [%d, %d]\n", mode_lib->vba.ImmediateFlipSupportedForState[i][0], mode_lib->vba.ImmediateFlipSupportedForState[i][1]);
+	}
+}
+#endif

drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h

@@ -37,6 +37,9 @@ enum dml_project {
 	DML_PROJECT_NAVI10,
 	DML_PROJECT_NAVI10v2,
 	DML_PROJECT_DCN21,
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+	DML_PROJECT_DCN30,
+#endif
 };
 
 struct display_mode_lib;
@@ -78,4 +81,12 @@ void dml_init_instance(struct display_mode_lib *lib,
 
 const char *dml_get_status_message(enum dm_validation_status status);
 
+#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
+void dml_log_pipe_params(
+		struct display_mode_lib *mode_lib,
+		display_e2e_pipe_params_st *pipes,
+		int pipe_cnt);
+
+void dml_log_mode_support_params(struct display_mode_lib *mode_lib);
+#endif  // CONFIG_DRM_AMD_DC_DCN3_0
 #endif

drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h

@@ -124,6 +124,9 @@ struct _vcs_dpi_soc_bounding_box_st {
 
 struct _vcs_dpi_ip_params_st {
 	bool use_min_dcfclk;
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+	bool clamp_min_dcfclk;
+#endif
 	bool gpuvm_enable;
 	bool hostvm_enable;
 	bool dsc422_native_support;

drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.c

@@ -300,6 +300,9 @@ static void fetch_ip_params(struct display_mode_lib *mode_lib)
 
 	// IP Parameters
 	mode_lib->vba.UseMinimumRequiredDCFCLK = ip->use_min_dcfclk;
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+	mode_lib->vba.ClampMinDCFCLK = ip->clamp_min_dcfclk;
+#endif
 	mode_lib->vba.MaxNumDPP = ip->max_num_dpp;
 	mode_lib->vba.MaxNumOTG = ip->max_num_otg;
 	mode_lib->vba.MaxNumHDMIFRLOutputs = ip->max_num_hdmi_frl_outputs;

drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h

@@ -924,6 +924,9 @@ struct vba_vars_st {
 	double BPP;
 	enum odm_combine_policy ODMCombinePolicy;
 	bool UseMinimumRequiredDCFCLK;
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+	bool ClampMinDCFCLK;
+#endif
 	bool AllowDramClockChangeOneDisplayVactive;
 	bool SynchronizeTimingsIfSingleRefreshRate;