drm/amdgpu/display: Add calcs code for DCN

Bandwidth and scaling calculations for DCN.

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.c

@@ -0,0 +1,3629 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#include "dm_services.h"
+#include "dcn_calc_auto.h"
+#include "dcn_calc_math.h"
+
+/*REVISION#247*/
+void scaler_settings_calculation(struct dcn_bw_internal_vars *v)
+{
+	int k;
+	/*scaler settings calculation*/
+
+	/*scale ratio calculation*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->allow_different_hratio_vratio == dcn_bw_yes) {
+			if (v->source_scan[k] == dcn_bw_hor) {
+				v->h_ratio[k] = v->viewport_width[k] / v->scaler_rec_out_width[k];
+				v->v_ratio[k] = v->viewport_height[k] / v->scaler_recout_height[k];
+			} else {
+				v->h_ratio[k] = v->viewport_height[k] / v->scaler_rec_out_width[k];
+				v->v_ratio[k] = v->viewport_width[k] / v->scaler_recout_height[k];
+			}
+		} else {
+			if (v->source_scan[k] == dcn_bw_hor) {
+				v->h_ratio[k] = dcn_bw_max2(
+						v->viewport_width[k] / v->scaler_rec_out_width[k],
+						v->viewport_height[k] / v->scaler_recout_height[k]);
+			} else {
+				v->h_ratio[k] = dcn_bw_max2(
+						v->viewport_height[k] / v->scaler_rec_out_width[k],
+						v->viewport_width[k] / v->scaler_recout_height[k]);
+			}
+			v->v_ratio[k] = v->h_ratio[k];
+		}
+		if (v->interlace_output[k] == 1.0) {
+			v->v_ratio[k] = 2.0 * v->v_ratio[k];
+		}
+		if ((v->underscan_output[k] == 1.0)) {
+			v->h_ratio[k] = v->h_ratio[k] * v->under_scan_factor;
+			v->v_ratio[k] = v->v_ratio[k] * v->under_scan_factor;
+		}
+	}
+	/*scaler taps calculation*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->h_ratio[k] > 1.0) {
+			v->acceptable_quality_hta_ps = dcn_bw_min2(
+					v->max_hscl_taps,
+					2.0 * dcn_bw_ceil2(v->h_ratio[k], 1.0));
+		} else if (v->h_ratio[k] < 1.0) {
+			v->acceptable_quality_hta_ps = 4.0;
+		} else {
+			v->acceptable_quality_hta_ps = 1.0;
+		}
+		if (v->ta_pscalculation == dcn_bw_override) {
+			v->htaps[k] = v->override_hta_ps[k];
+		} else {
+			v->htaps[k] = v->acceptable_quality_hta_ps;
+		}
+		if (v->v_ratio[k] > 1.0) {
+			v->acceptable_quality_vta_ps = dcn_bw_min2(
+					v->max_vscl_taps,
+					2.0 * dcn_bw_ceil2(v->v_ratio[k], 1.0));
+		} else if (v->v_ratio[k] < 1.0) {
+			v->acceptable_quality_vta_ps = 4.0;
+		} else {
+			v->acceptable_quality_vta_ps = 1.0;
+		}
+		if (v->ta_pscalculation == dcn_bw_override) {
+			v->vtaps[k] = v->override_vta_ps[k];
+		} else {
+			v->vtaps[k] = v->acceptable_quality_vta_ps;
+		}
+		if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_16) {
+			v->vta_pschroma[k] = 0.0;
+			v->hta_pschroma[k] = 0.0;
+		} else {
+			if (v->ta_pscalculation == dcn_bw_override) {
+				v->vta_pschroma[k] = v->override_vta_pschroma[k];
+				v->hta_pschroma[k] = v->override_hta_pschroma[k];
+			} else {
+				v->vta_pschroma[k] = v->acceptable_quality_vta_ps;
+				v->hta_pschroma[k] = v->acceptable_quality_hta_ps;
+			}
+		}
+	}
+}
+void mode_support_and_system_configuration(struct dcn_bw_internal_vars *v)
+{
+	int i, j, k;
+	/*mode support, voltage state and soc configuration*/
+
+	/*scale ratio support check*/
+
+	v->scale_ratio_support = dcn_bw_yes;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->h_ratio[k] > v->max_hscl_ratio || v->v_ratio[k] > v->max_vscl_ratio
+				|| v->h_ratio[k] > v->htaps[k] || v->v_ratio[k] > v->vtaps[k]
+				|| (v->source_pixel_format[k] != dcn_bw_rgb_sub_64
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_32
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_16
+						&& (v->h_ratio[k] / 2.0 > v->hta_pschroma[k]
+								|| v->v_ratio[k] / 2.0
+										> v->vta_pschroma[k]))) {
+			v->scale_ratio_support = dcn_bw_no;
+		}
+	}
+	/*source format, pixel format and scan support check*/
+
+	v->source_format_pixel_and_scan_support = dcn_bw_yes;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if ((v->source_surface_mode[k] == dcn_bw_sw_linear
+				&& v->source_scan[k] != dcn_bw_hor)
+				|| ((v->source_surface_mode[k] == dcn_bw_sw_4_kb_d
+						|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_d_x
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_t
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_x
+						|| v->source_surface_mode[k] == dcn_bw_sw_var_d
+						|| v->source_surface_mode[k] == dcn_bw_sw_var_d_x)
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_64)) {
+			v->source_format_pixel_and_scan_support = dcn_bw_no;
+		}
+	}
+	/*bandwidth support check*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->source_scan[k] == dcn_bw_hor) {
+			v->swath_width_ysingle_dpp[k] = v->viewport_width[k];
+		} else {
+			v->swath_width_ysingle_dpp[k] = v->viewport_height[k];
+		}
+		if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
+			v->byte_per_pixel_in_dety[k] = 8.0;
+			v->byte_per_pixel_in_detc[k] = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_32) {
+			v->byte_per_pixel_in_dety[k] = 4.0;
+			v->byte_per_pixel_in_detc[k] = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_16) {
+			v->byte_per_pixel_in_dety[k] = 2.0;
+			v->byte_per_pixel_in_detc[k] = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
+			v->byte_per_pixel_in_dety[k] = 1.0;
+			v->byte_per_pixel_in_detc[k] = 2.0;
+		} else {
+			v->byte_per_pixel_in_dety[k] = 4.0f / 3;
+			v->byte_per_pixel_in_detc[k] = 8.0f / 3;
+		}
+	}
+	v->total_read_bandwidth_consumed_gbyte_per_second = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->read_bandwidth[k] = v->swath_width_ysingle_dpp[k]
+				* (dcn_bw_ceil2(v->byte_per_pixel_in_dety[k], 1.0) * v->v_ratio[k]
+						+ dcn_bw_ceil2(v->byte_per_pixel_in_detc[k], 2.0) / 2.0
+								* v->v_ratio[k] / 2)
+				/ (v->htotal[k] / v->pixel_clock[k]);
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->read_bandwidth[k] = v->read_bandwidth[k] * (1 + 1 / 256);
+		}
+		if (v->pte_enable == dcn_bw_yes && v->source_scan[k] != dcn_bw_hor
+				&& (v->source_surface_mode[k] == dcn_bw_sw_4_kb_s
+						|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_s_x
+						|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_d
+						|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_d_x)) {
+			v->read_bandwidth[k] = v->read_bandwidth[k] * (1 + 1 / 64);
+		} else if (v->pte_enable == dcn_bw_yes && v->source_scan[k] == dcn_bw_hor
+				&& (v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+						|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32)
+				&& (v->source_surface_mode[k] == dcn_bw_sw_64_kb_s
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_s_t
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_s_x
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_t
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_x)) {
+			v->read_bandwidth[k] = v->read_bandwidth[k] * (1 + 1 / 256);
+		} else if (v->pte_enable == dcn_bw_yes) {
+			v->read_bandwidth[k] = v->read_bandwidth[k] * (1 + 1 / 512);
+		}
+		v->total_read_bandwidth_consumed_gbyte_per_second =
+				v->total_read_bandwidth_consumed_gbyte_per_second
+						+ v->read_bandwidth[k] / 1000.0;
+	}
+	v->total_write_bandwidth_consumed_gbyte_per_second = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->output[k] == dcn_bw_writeback && v->output_format[k] == dcn_bw_444) {
+			v->write_bandwidth[k] = v->scaler_rec_out_width[k]
+					/ (v->htotal[k] / v->pixel_clock[k]) * 4.0;
+		} else if (v->output[k] == dcn_bw_writeback) {
+			v->write_bandwidth[k] = v->scaler_rec_out_width[k]
+					/ (v->htotal[k] / v->pixel_clock[k]) * 1.5;
+		} else {
+			v->write_bandwidth[k] = 0.0;
+		}
+		v->total_write_bandwidth_consumed_gbyte_per_second =
+				v->total_write_bandwidth_consumed_gbyte_per_second
+						+ v->write_bandwidth[k] / 1000.0;
+	}
+	v->total_bandwidth_consumed_gbyte_per_second =
+			v->total_read_bandwidth_consumed_gbyte_per_second
+					+ v->total_write_bandwidth_consumed_gbyte_per_second;
+	v->dcc_enabled_in_any_plane = dcn_bw_no;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->dcc_enabled_in_any_plane = dcn_bw_yes;
+		}
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		v->return_bw_todcn_per_state =
+				dcn_bw_min2(
+						v->return_bus_width * v->dcfclk_per_state[i],
+						v->fabric_and_dram_bandwidth_per_state[i] * 1000.0
+								* v->percent_of_ideal_drambw_received_after_urg_latency
+								/ 100.0);
+		v->return_bw_per_state[i] = v->return_bw_todcn_per_state;
+		if (v->dcc_enabled_in_any_plane == dcn_bw_yes
+				&& v->return_bw_todcn_per_state
+						> v->dcfclk_per_state[i] * v->return_bus_width
+								/ 4.0) {
+			v->return_bw_per_state[i] =
+					dcn_bw_min2(
+							v->return_bw_per_state[i],
+							v->return_bw_todcn_per_state * 4.0
+									* (1.0
+											- v->urgent_latency
+													/ ((v->rob_buffer_size_in_kbyte
+															- v->pixel_chunk_size_in_kbyte)
+															* 1024.0
+															/ (v->return_bw_todcn_per_state
+																	- v->dcfclk_per_state[i]
+																			* v->return_bus_width
+																			/ 4.0)
+															+ v->urgent_latency)));
+		}
+		v->critical_point = 2.0 * v->return_bus_width * v->dcfclk_per_state[i]
+				* v->urgent_latency
+				/ (v->return_bw_todcn_per_state * v->urgent_latency
+						+ (v->rob_buffer_size_in_kbyte
+								- v->pixel_chunk_size_in_kbyte)
+								* 1024.0);
+		if (v->dcc_enabled_in_any_plane == dcn_bw_yes && v->critical_point > 1.0
+				&& v->critical_point < 4.0) {
+			v->return_bw_per_state[i] =
+					dcn_bw_min2(
+							v->return_bw_per_state[i],
+							dcn_bw_pow(
+									4.0
+											* v->return_bw_todcn_per_state
+											* (v->rob_buffer_size_in_kbyte
+													- v->pixel_chunk_size_in_kbyte)
+											* 1024.0
+											* v->return_bus_width
+											* v->dcfclk_per_state[i]
+											* v->urgent_latency
+											/ (v->return_bw_todcn_per_state
+													* v->urgent_latency
+													+ (v->rob_buffer_size_in_kbyte
+															- v->pixel_chunk_size_in_kbyte)
+															* 1024.0),
+									2));
+		}
+		v->return_bw_todcn_per_state = dcn_bw_min2(
+				v->return_bus_width * v->dcfclk_per_state[i],
+				v->fabric_and_dram_bandwidth_per_state[i] * 1000.0);
+		if (v->dcc_enabled_in_any_plane == dcn_bw_yes
+				&& v->return_bw_todcn_per_state
+						> v->dcfclk_per_state[i] * v->return_bus_width
+								/ 4.0) {
+			v->return_bw_per_state[i] =
+					dcn_bw_min2(
+							v->return_bw_per_state[i],
+							v->return_bw_todcn_per_state * 4.0
+									* (1.0
+											- v->urgent_latency
+													/ ((v->rob_buffer_size_in_kbyte
+															- v->pixel_chunk_size_in_kbyte)
+															* 1024.0
+															/ (v->return_bw_todcn_per_state
+																	- v->dcfclk_per_state[i]
+																			* v->return_bus_width
+																			/ 4.0)
+															+ v->urgent_latency)));
+		}
+		v->critical_point = 2.0 * v->return_bus_width * v->dcfclk_per_state[i]
+				* v->urgent_latency
+				/ (v->return_bw_todcn_per_state * v->urgent_latency
+						+ (v->rob_buffer_size_in_kbyte
+								- v->pixel_chunk_size_in_kbyte)
+								* 1024.0);
+		if (v->dcc_enabled_in_any_plane == dcn_bw_yes && v->critical_point > 1.0
+				&& v->critical_point < 4.0) {
+			v->return_bw_per_state[i] =
+					dcn_bw_min2(
+							v->return_bw_per_state[i],
+							dcn_bw_pow(
+									4.0
+											* v->return_bw_todcn_per_state
+											* (v->rob_buffer_size_in_kbyte
+													- v->pixel_chunk_size_in_kbyte)
+											* 1024.0
+											* v->return_bus_width
+											* v->dcfclk_per_state[i]
+											* v->urgent_latency
+											/ (v->return_bw_todcn_per_state
+													* v->urgent_latency
+													+ (v->rob_buffer_size_in_kbyte
+															- v->pixel_chunk_size_in_kbyte)
+															* 1024.0),
+									2));
+		}
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		if ((v->total_read_bandwidth_consumed_gbyte_per_second * 1000.0
+				<= v->return_bw_per_state[i])
+				&& (v->total_bandwidth_consumed_gbyte_per_second * 1000.0
+						<= v->fabric_and_dram_bandwidth_per_state[i]
+								* 1000.0
+								* v->percent_of_ideal_drambw_received_after_urg_latency
+								/ 100.0)) {
+			v->bandwidth_support[i] = dcn_bw_yes;
+		} else {
+			v->bandwidth_support[i] = dcn_bw_no;
+		}
+	}
+	/*writeback latency support check*/
+
+	v->writeback_latency_support = dcn_bw_yes;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->output[k] == dcn_bw_writeback && v->output_format[k] == dcn_bw_444
+				&& v->scaler_rec_out_width[k] / (v->htotal[k] / v->pixel_clock[k])
+						* 4.0
+						> (v->writeback_luma_buffer_size
+								+ v->writeback_chroma_buffer_size)
+								* 1024.0 / v->write_back_latency) {
+			v->writeback_latency_support = dcn_bw_no;
+		} else if (v->output[k] == dcn_bw_writeback
+				&& v->scaler_rec_out_width[k] / (v->htotal[k] / v->pixel_clock[k])
+						> dcn_bw_min2(
+								v->writeback_luma_buffer_size,
+								2.0
+										* v->writeback_chroma_buffer_size)
+								* 1024.0 / v->write_back_latency) {
+			v->writeback_latency_support = dcn_bw_no;
+		}
+	}
+	/*re-ordering buffer support check*/
+
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		v->urgent_round_trip_and_out_of_order_latency_per_state[i] =
+				(v->round_trip_ping_latency_cycles + 32.0) / v->dcfclk_per_state[i]
+						+ v->urgent_out_of_order_return_per_channel
+								* v->number_of_channels
+								/ v->return_bw_per_state[i];
+		if ((v->rob_buffer_size_in_kbyte - v->pixel_chunk_size_in_kbyte) * 1024.0
+				/ v->return_bw_per_state[i]
+				> v->urgent_round_trip_and_out_of_order_latency_per_state[i]) {
+			v->rob_support[i] = dcn_bw_yes;
+		} else {
+			v->rob_support[i] = dcn_bw_no;
+		}
+	}
+	/*display io support check*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->output[k] == dcn_bw_dp && v->dsc_capability == dcn_bw_yes) {
+			if (v->output_format[k] == dcn_bw_420) {
+				v->required_output_bw = v->pixel_clock[k] / 2.0;
+			} else {
+				v->required_output_bw = v->pixel_clock[k];
+			}
+		} else if (v->output_format[k] == dcn_bw_420) {
+			v->required_output_bw = v->pixel_clock[k] * 3.0 / 2.0;
+		} else {
+			v->required_output_bw = v->pixel_clock[k] * 3.0;
+		}
+		if (v->output[k] == dcn_bw_hdmi) {
+			v->required_phyclk[k] = v->required_output_bw / 3.0;
+		} else if (v->output[k] == dcn_bw_dp) {
+			v->required_phyclk[k] = v->required_output_bw / 4.0;
+		} else {
+			v->required_phyclk[k] = 0.0;
+		}
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		v->dio_support[i] = dcn_bw_yes;
+		for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+			if (v->required_phyclk[k] > v->phyclk_per_state[i]
+					|| (v->output[k] == dcn_bw_hdmi
+							&& v->required_phyclk[k] > 600.0)) {
+				v->dio_support[i] = dcn_bw_no;
+			}
+		}
+	}
+	/*total available writeback support check*/
+
+	v->total_number_of_active_writeback = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->output[k] == dcn_bw_writeback) {
+			v->total_number_of_active_writeback = v->total_number_of_active_writeback
+					+ 1.0;
+		}
+	}
+	if (v->total_number_of_active_writeback <= v->max_num_writeback) {
+		v->total_available_writeback_support = dcn_bw_yes;
+	} else {
+		v->total_available_writeback_support = dcn_bw_no;
+	}
+	/*maximum dispclk/dppclk support check*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->h_ratio[k] > 1.0) {
+			v->pscl_factor[k] = dcn_bw_min2(
+					v->max_dchub_topscl_throughput,
+					v->max_pscl_tolb_throughput * v->h_ratio[k]
+							/ dcn_bw_ceil2(v->htaps[k] / 6.0, 1.0));
+		} else {
+			v->pscl_factor[k] = dcn_bw_min2(
+					v->max_dchub_topscl_throughput,
+					v->max_pscl_tolb_throughput);
+		}
+		if (v->byte_per_pixel_in_detc[k] == 0.0) {
+			v->pscl_factor_chroma[k] = 0.0;
+			v->min_dppclk_using_single_dpp[k] =
+					v->pixel_clock[k]
+							* dcn_bw_max3(
+									v->vtaps[k] / 6.0
+											* dcn_bw_min2(
+													1.0,
+													v->h_ratio[k]),
+									v->h_ratio[k]
+											* v->v_ratio[k]
+											/ v->pscl_factor[k],
+									1.0);
+		} else {
+			if (v->h_ratio[k] / 2.0 > 1.0) {
+				v->pscl_factor_chroma[k] =
+						dcn_bw_min2(
+								v->max_dchub_topscl_throughput,
+								v->max_pscl_tolb_throughput
+										* v->h_ratio[k]
+										/ 2.0
+										/ dcn_bw_ceil2(
+												v->hta_pschroma[k]
+														/ 6.0,
+												1.0));
+			} else {
+				v->pscl_factor_chroma[k] = dcn_bw_min2(
+						v->max_dchub_topscl_throughput,
+						v->max_pscl_tolb_throughput);
+			}
+			v->min_dppclk_using_single_dpp[k] =
+					v->pixel_clock[k]
+							* dcn_bw_max5(
+									v->vtaps[k] / 6.0
+											* dcn_bw_min2(
+													1.0,
+													v->h_ratio[k]),
+									v->h_ratio[k]
+											* v->v_ratio[k]
+											/ v->pscl_factor[k],
+									v->vta_pschroma[k] / 6.0
+											* dcn_bw_min2(
+													1.0,
+													v->h_ratio[k]
+															/ 2.0),
+									v->h_ratio[k]
+											* v->v_ratio[k]
+											/ 4.0
+											/ v->pscl_factor_chroma[k],
+									1.0);
+		}
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if ((v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_16)) {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->read256_block_height_y[k] = 1.0;
+			} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
+				v->read256_block_height_y[k] = 4.0;
+			} else {
+				v->read256_block_height_y[k] = 8.0;
+			}
+			v->read256_block_width_y[k] = 256.0
+					/ dcn_bw_ceil2(v->byte_per_pixel_in_dety[k], 1.0)
+					/ v->read256_block_height_y[k];
+			v->read256_block_height_c[k] = 0.0;
+			v->read256_block_width_c[k] = 0.0;
+		} else {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->read256_block_height_y[k] = 1.0;
+				v->read256_block_height_c[k] = 1.0;
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
+				v->read256_block_height_y[k] = 16.0;
+				v->read256_block_height_c[k] = 8.0;
+			} else {
+				v->read256_block_height_y[k] = 8.0;
+				v->read256_block_height_c[k] = 8.0;
+			}
+			v->read256_block_width_y[k] = 256.0
+					/ dcn_bw_ceil2(v->byte_per_pixel_in_dety[k], 1.0)
+					/ v->read256_block_height_y[k];
+			v->read256_block_width_c[k] = 256.0
+					/ dcn_bw_ceil2(v->byte_per_pixel_in_detc[k], 2.0)
+					/ v->read256_block_height_c[k];
+		}
+		if (v->source_scan[k] == dcn_bw_hor) {
+			v->max_swath_height_y[k] = v->read256_block_height_y[k];
+			v->max_swath_height_c[k] = v->read256_block_height_c[k];
+		} else {
+			v->max_swath_height_y[k] = v->read256_block_width_y[k];
+			v->max_swath_height_c[k] = v->read256_block_width_c[k];
+		}
+		if ((v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_16)) {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear
+					|| (v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+							&& (v->source_surface_mode[k]
+									== dcn_bw_sw_4_kb_s
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_4_kb_s_x
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_64_kb_s
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_64_kb_s_t
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_64_kb_s_x
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_var_s
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_var_s_x)
+							&& v->source_scan[k] == dcn_bw_hor)) {
+				v->min_swath_height_y[k] = v->max_swath_height_y[k];
+			} else {
+				v->min_swath_height_y[k] = v->max_swath_height_y[k] / 2.0;
+			}
+			v->min_swath_height_c[k] = v->max_swath_height_c[k];
+		} else {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->min_swath_height_y[k] = v->max_swath_height_y[k];
+				v->min_swath_height_c[k] = v->max_swath_height_c[k];
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8
+					&& v->source_scan[k] == dcn_bw_hor) {
+				v->min_swath_height_y[k] = v->max_swath_height_y[k] / 2.0;
+				if (v->bug_forcing_luma_and_chroma_request_to_same_size_fixed
+						== dcn_bw_yes) {
+					v->min_swath_height_c[k] = v->max_swath_height_c[k];
+				} else {
+					v->min_swath_height_c[k] = v->max_swath_height_c[k] / 2.0;
+				}
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_10
+					&& v->source_scan[k] == dcn_bw_hor) {
+				v->min_swath_height_c[k] = v->max_swath_height_c[k] / 2.0;
+				if (v->bug_forcing_luma_and_chroma_request_to_same_size_fixed
+						== dcn_bw_yes) {
+					v->min_swath_height_y[k] = v->max_swath_height_y[k];
+				} else {
+					v->min_swath_height_y[k] = v->max_swath_height_y[k] / 2.0;
+				}
+			} else {
+				v->min_swath_height_y[k] = v->max_swath_height_y[k];
+				v->min_swath_height_c[k] = v->max_swath_height_c[k];
+			}
+		}
+		if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+			v->maximum_swath_width = 8192.0;
+		} else {
+			v->maximum_swath_width = 5120.0;
+		}
+		v->number_of_dpp_required_for_det_size =
+				dcn_bw_ceil2(
+						v->swath_width_ysingle_dpp[k]
+								/ dcn_bw_min2(
+										v->maximum_swath_width,
+										v->det_buffer_size_in_kbyte
+												* 1024.0
+												/ 2.0
+												/ (v->byte_per_pixel_in_dety[k]
+														* v->min_swath_height_y[k]
+														+ v->byte_per_pixel_in_detc[k]
+																/ 2.0
+																* v->min_swath_height_c[k])),
+						1.0);
+		if (v->byte_per_pixel_in_detc[k] == 0.0) {
+			v->number_of_dpp_required_for_lb_size = dcn_bw_ceil2(
+					(v->vtaps[k]
+							+ dcn_bw_max2(
+									dcn_bw_ceil2(v->v_ratio[k], 1.0)
+											- 2,
+									0.0))
+							* v->swath_width_ysingle_dpp[k]
+							/ dcn_bw_max2(v->h_ratio[k], 1.0)
+							* v->lb_bit_per_pixel[k]
+							/ v->line_buffer_size,
+					1.0);
+		} else {
+			v->number_of_dpp_required_for_lb_size =
+					dcn_bw_max2(
+							dcn_bw_ceil2(
+									(v->vtaps[k]
+											+ dcn_bw_max2(
+													dcn_bw_ceil2(
+															v->v_ratio[k],
+															1.0)
+															- 2,
+													0.0))
+											* v->swath_width_ysingle_dpp[k]
+											/ dcn_bw_max2(
+													v->h_ratio[k],
+													1.0)
+											* v->lb_bit_per_pixel[k]
+											/ v->line_buffer_size,
+									1.0),
+							dcn_bw_ceil2(
+									(v->vta_pschroma[k]
+											+ dcn_bw_max2(
+													dcn_bw_ceil2(
+															v->v_ratio[k]
+																	/ 2.0,
+															1.0)
+															- 2,
+													0.0))
+											* v->swath_width_ysingle_dpp[k]
+											/ 2.0
+											/ dcn_bw_max2(
+													v->h_ratio[k]
+															/ 2.0,
+													1.0)
+											* v->lb_bit_per_pixel[k]
+											/ v->line_buffer_size,
+									1.0));
+		}
+		v->number_of_dpp_required_for_det_and_lb_size[k] = dcn_bw_max2(
+				v->number_of_dpp_required_for_det_size,
+				v->number_of_dpp_required_for_lb_size);
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		for (j = 0; j <= 1; j++) {
+			v->total_number_of_active_dpp[i][j] = 0.0;
+			v->required_dispclk[i][j] = 0.0;
+			v->dispclk_dppclk_support[i][j] = dcn_bw_yes;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				v->min_dispclk_using_single_dpp = dcn_bw_max2(
+						v->pixel_clock[k],
+						v->min_dppclk_using_single_dpp[k] * (j + 1))
+						* (1.0 + v->downspreading / 100.0);
+				if (v->odm_capability == dcn_bw_yes) {
+					v->min_dispclk_using_dual_dpp = dcn_bw_max2(
+							v->pixel_clock[k] / 2.0,
+							v->min_dppclk_using_single_dpp[k] / 2.0
+									* (j + 1))
+							* (1.0 + v->downspreading / 100.0);
+				} else {
+					v->min_dispclk_using_dual_dpp = dcn_bw_max2(
+							v->pixel_clock[k],
+							v->min_dppclk_using_single_dpp[k] / 2.0
+									* (j + 1))
+							* (1.0 + v->downspreading / 100.0);
+				}
+				if (i < number_of_states) {
+					v->min_dispclk_using_single_dpp =
+							v->min_dispclk_using_single_dpp
+									* (1.0
+											+ v->dispclk_ramping_margin
+													/ 100.0);
+					v->min_dispclk_using_dual_dpp =
+							v->min_dispclk_using_dual_dpp
+									* (1.0
+											+ v->dispclk_ramping_margin
+													/ 100.0);
+				}
+				if (v->min_dispclk_using_single_dpp
+						<= dcn_bw_min2(
+								v->max_dispclk[i],
+								(j + 1) * v->max_dppclk[i])
+						&& v->number_of_dpp_required_for_det_and_lb_size[k]
+								<= 1.0) {
+					v->no_of_dpp[i][j][k] = 1.0;
+					v->required_dispclk[i][j] = dcn_bw_max2(
+							v->required_dispclk[i][j],
+							v->min_dispclk_using_single_dpp);
+				} else if (v->min_dispclk_using_dual_dpp
+						<= dcn_bw_min2(
+								v->max_dispclk[i],
+								(j + 1) * v->max_dppclk[i])) {
+					v->no_of_dpp[i][j][k] = 2.0;
+					v->required_dispclk[i][j] = dcn_bw_max2(
+							v->required_dispclk[i][j],
+							v->min_dispclk_using_dual_dpp);
+				} else {
+					v->no_of_dpp[i][j][k] = 2.0;
+					v->required_dispclk[i][j] = dcn_bw_max2(
+							v->required_dispclk[i][j],
+							v->min_dispclk_using_dual_dpp);
+					v->dispclk_dppclk_support[i][j] = dcn_bw_no;
+				}
+				v->total_number_of_active_dpp[i][j] =
+						v->total_number_of_active_dpp[i][j]
+								+ v->no_of_dpp[i][j][k];
+			}
+			if (v->total_number_of_active_dpp[i][j] > v->max_num_dpp) {
+				v->total_number_of_active_dpp[i][j] = 0.0;
+				v->required_dispclk[i][j] = 0.0;
+				v->dispclk_dppclk_support[i][j] = dcn_bw_yes;
+				for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+					v->min_dispclk_using_single_dpp = dcn_bw_max2(
+							v->pixel_clock[k],
+							v->min_dppclk_using_single_dpp[k] * (j + 1))
+							* (1.0 + v->downspreading / 100.0);
+					v->min_dispclk_using_dual_dpp = dcn_bw_max2(
+							v->pixel_clock[k],
+							v->min_dppclk_using_single_dpp[k] / 2.0
+									* (j + 1))
+							* (1.0 + v->downspreading / 100.0);
+					if (i < number_of_states) {
+						v->min_dispclk_using_single_dpp =
+								v->min_dispclk_using_single_dpp
+										* (1.0
+												+ v->dispclk_ramping_margin
+														/ 100.0);
+						v->min_dispclk_using_dual_dpp =
+								v->min_dispclk_using_dual_dpp
+										* (1.0
+												+ v->dispclk_ramping_margin
+														/ 100.0);
+					}
+					if (v->number_of_dpp_required_for_det_and_lb_size[k]
+							<= 1.0) {
+						v->no_of_dpp[i][j][k] = 1.0;
+						v->required_dispclk[i][j] = dcn_bw_max2(
+								v->required_dispclk[i][j],
+								v->min_dispclk_using_single_dpp);
+						if (v->min_dispclk_using_single_dpp
+								> dcn_bw_min2(
+										v->max_dispclk[i],
+										(j + 1)
+												* v->max_dppclk[i])) {
+							v->dispclk_dppclk_support[i][j] = dcn_bw_no;
+						}
+					} else {
+						v->no_of_dpp[i][j][k] = 2.0;
+						v->required_dispclk[i][j] = dcn_bw_max2(
+								v->required_dispclk[i][j],
+								v->min_dispclk_using_dual_dpp);
+						if (v->min_dispclk_using_dual_dpp
+								> dcn_bw_min2(
+										v->max_dispclk[i],
+										(j + 1)
+												* v->max_dppclk[i])) {
+							v->dispclk_dppclk_support[i][j] = dcn_bw_no;
+						}
+					}
+					v->total_number_of_active_dpp[i][j] =
+							v->total_number_of_active_dpp[i][j]
+									+ v->no_of_dpp[i][j][k];
+				}
+			}
+		}
+	}
+	/*viewport size check*/
+
+	v->viewport_size_support = dcn_bw_yes;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->number_of_dpp_required_for_det_and_lb_size[k] > 2.0) {
+			v->viewport_size_support = dcn_bw_no;
+		}
+	}
+	/*total available pipes support check*/
+
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		for (j = 0; j <= 1; j++) {
+			if (v->total_number_of_active_dpp[i][j] <= v->max_num_dpp) {
+				v->total_available_pipes_support[i][j] = dcn_bw_yes;
+			} else {
+				v->total_available_pipes_support[i][j] = dcn_bw_no;
+			}
+		}
+	}
+	/*urgent latency support check*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		for (i = 0; i <= number_of_states_plus_one; i++) {
+			for (j = 0; j <= 1; j++) {
+				v->swath_width_yper_state[i][j][k] = v->swath_width_ysingle_dpp[k]
+						/ v->no_of_dpp[i][j][k];
+				v->swath_width_granularity_y = 256.0
+						/ dcn_bw_ceil2(v->byte_per_pixel_in_dety[k], 1.0)
+						/ v->max_swath_height_y[k];
+				v->rounded_up_max_swath_size_bytes_y = (dcn_bw_ceil2(
+						v->swath_width_yper_state[i][j][k] - 1.0,
+						v->swath_width_granularity_y)
+						+ v->swath_width_granularity_y)
+						* v->byte_per_pixel_in_dety[k]
+						* v->max_swath_height_y[k];
+				if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_10) {
+					v->rounded_up_max_swath_size_bytes_y = dcn_bw_ceil2(
+							v->rounded_up_max_swath_size_bytes_y,
+							256.0) + 256;
+				}
+				if (v->max_swath_height_c[k] > 0.0) {
+					v->swath_width_granularity_c =
+							256.0
+									/ dcn_bw_ceil2(
+											v->byte_per_pixel_in_detc[k],
+											2.0)
+									/ v->max_swath_height_c[k];
+				}
+				v->rounded_up_max_swath_size_bytes_c = (dcn_bw_ceil2(
+						v->swath_width_yper_state[i][j][k] / 2.0 - 1.0,
+						v->swath_width_granularity_c)
+						+ v->swath_width_granularity_c)
+						* v->byte_per_pixel_in_detc[k]
+						* v->max_swath_height_c[k];
+				if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_10) {
+					v->rounded_up_max_swath_size_bytes_c = dcn_bw_ceil2(
+							v->rounded_up_max_swath_size_bytes_c,
+							256.0) + 256;
+				}
+				if (v->rounded_up_max_swath_size_bytes_y
+						+ v->rounded_up_max_swath_size_bytes_c
+						<= v->det_buffer_size_in_kbyte * 1024.0 / 2.0) {
+					v->swath_height_yper_state[i][j][k] =
+							v->max_swath_height_y[k];
+					v->swath_height_cper_state[i][j][k] =
+							v->max_swath_height_c[k];
+				} else {
+					v->swath_height_yper_state[i][j][k] =
+							v->min_swath_height_y[k];
+					v->swath_height_cper_state[i][j][k] =
+							v->min_swath_height_c[k];
+				}
+				if (v->byte_per_pixel_in_detc[k] == 0.0) {
+					v->lines_in_det_luma = v->det_buffer_size_in_kbyte * 1024.0
+							/ v->byte_per_pixel_in_dety[k]
+							/ v->swath_width_yper_state[i][j][k];
+					v->lines_in_det_chroma = 0.0;
+				} else if (v->swath_height_yper_state[i][j][k]
+						<= v->swath_height_cper_state[i][j][k]) {
+					v->lines_in_det_luma = v->det_buffer_size_in_kbyte * 1024.0
+							/ 2.0 / v->byte_per_pixel_in_dety[k]
+							/ v->swath_width_yper_state[i][j][k];
+					v->lines_in_det_chroma =
+							v->det_buffer_size_in_kbyte * 1024.0 / 2.0
+									/ v->byte_per_pixel_in_detc[k]
+									/ (v->swath_width_yper_state[i][j][k]
+											/ 2.0);
+				} else {
+					v->lines_in_det_luma = v->det_buffer_size_in_kbyte * 1024.0
+							* 2.0 / 3.0 / v->byte_per_pixel_in_dety[k]
+							/ v->swath_width_yper_state[i][j][k];
+					v->lines_in_det_chroma =
+							v->det_buffer_size_in_kbyte * 1024.0 / 3.0
+									/ v->byte_per_pixel_in_dety[k]
+									/ (v->swath_width_yper_state[i][j][k]
+											/ 2.0);
+				}
+				v->effective_lb_latency_hiding_source_lines_luma =
+						dcn_bw_min2(
+								v->max_line_buffer_lines,
+								dcn_bw_floor2(
+										v->line_buffer_size
+												/ v->lb_bit_per_pixel[k]
+												/ (v->swath_width_yper_state[i][j][k]
+														/ dcn_bw_max2(
+																v->h_ratio[k],
+																1.0)),
+										1.0))
+								- (v->vtaps[k] - 1.0);
+				v->effective_lb_latency_hiding_source_lines_chroma =
+						dcn_bw_min2(
+								v->max_line_buffer_lines,
+								dcn_bw_floor2(
+										v->line_buffer_size
+												/ v->lb_bit_per_pixel[k]
+												/ (v->swath_width_yper_state[i][j][k]
+														/ 2.0
+														/ dcn_bw_max2(
+																v->h_ratio[k]
+																		/ 2.0,
+																1.0)),
+										1.0))
+								- (v->vta_pschroma[k] - 1.0);
+				v->effective_detlb_lines_luma =
+						dcn_bw_floor2(
+								v->lines_in_det_luma
+										+ dcn_bw_min2(
+												v->lines_in_det_luma
+														* v->required_dispclk[i][j]
+														* v->byte_per_pixel_in_dety[k]
+														* v->pscl_factor[k]
+														/ v->return_bw_per_state[i],
+												v->effective_lb_latency_hiding_source_lines_luma),
+								v->swath_height_yper_state[i][j][k]);
+				v->effective_detlb_lines_chroma =
+						dcn_bw_floor2(
+								v->lines_in_det_chroma
+										+ dcn_bw_min2(
+												v->lines_in_det_chroma
+														* v->required_dispclk[i][j]
+														* v->byte_per_pixel_in_detc[k]
+														* v->pscl_factor_chroma[k]
+														/ v->return_bw_per_state[i],
+												v->effective_lb_latency_hiding_source_lines_chroma),
+								v->swath_height_cper_state[i][j][k]);
+				if (v->byte_per_pixel_in_detc[k] == 0.0) {
+					v->urgent_latency_support_us_per_state[i][j][k] =
+							v->effective_detlb_lines_luma
+									* (v->htotal[k]
+											/ v->pixel_clock[k])
+									/ v->v_ratio[k]
+									- v->effective_detlb_lines_luma
+											* v->swath_width_yper_state[i][j][k]
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_in_dety[k],
+													1.0)
+											/ (v->return_bw_per_state[i]
+													/ v->no_of_dpp[i][j][k]);
+				} else {
+					v->urgent_latency_support_us_per_state[i][j][k] =
+							dcn_bw_min2(
+									v->effective_detlb_lines_luma
+											* (v->htotal[k]
+													/ v->pixel_clock[k])
+											/ v->v_ratio[k]
+											- v->effective_detlb_lines_luma
+													* v->swath_width_yper_state[i][j][k]
+													* dcn_bw_ceil2(
+															v->byte_per_pixel_in_dety[k],
+															1.0)
+													/ (v->return_bw_per_state[i]
+															/ v->no_of_dpp[i][j][k]),
+									v->effective_detlb_lines_chroma
+											* (v->htotal[k]
+													/ v->pixel_clock[k])
+											/ (v->v_ratio[k]
+													/ 2.0)
+											- v->effective_detlb_lines_chroma
+													* v->swath_width_yper_state[i][j][k]
+													/ 2.0
+													* dcn_bw_ceil2(
+															v->byte_per_pixel_in_detc[k],
+															2.0)
+													/ (v->return_bw_per_state[i]
+															/ v->no_of_dpp[i][j][k]));
+				}
+			}
+		}
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		for (j = 0; j <= 1; j++) {
+			v->urgent_latency_support[i][j] = dcn_bw_yes;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->urgent_latency_support_us_per_state[i][j][k]
+						< v->urgent_latency / 1.0) {
+					v->urgent_latency_support[i][j] = dcn_bw_no;
+				}
+			}
+		}
+	}
+	/*prefetch check*/
+
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		for (j = 0; j <= 1; j++) {
+			v->total_number_of_dcc_active_dpp[i][j] = 0.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->dcc_enable[k] == dcn_bw_yes) {
+					v->total_number_of_dcc_active_dpp[i][j] =
+							v->total_number_of_dcc_active_dpp[i][j]
+									+ v->no_of_dpp[i][j][k];
+				}
+			}
+		}
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		for (j = 0; j <= 1; j++) {
+			v->projected_dcfclk_deep_sleep = 8.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				v->projected_dcfclk_deep_sleep = dcn_bw_max2(
+						v->projected_dcfclk_deep_sleep,
+						v->pixel_clock[k] / 16.0);
+				if (v->byte_per_pixel_in_detc[k] == 0.0) {
+					if (v->v_ratio[k] <= 1.0) {
+						v->projected_dcfclk_deep_sleep =
+								dcn_bw_max2(
+										v->projected_dcfclk_deep_sleep,
+										1.1
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_dety[k],
+														1.0)
+												/ 64.0
+												* v->h_ratio[k]
+												* v->pixel_clock[k]
+												/ v->no_of_dpp[i][j][k]);
+					} else {
+						v->projected_dcfclk_deep_sleep =
+								dcn_bw_max2(
+										v->projected_dcfclk_deep_sleep,
+										1.1
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_dety[k],
+														1.0)
+												/ 64.0
+												* v->pscl_factor[k]
+												* v->required_dispclk[i][j]
+												/ (1
+														+ j));
+					}
+				} else {
+					if (v->v_ratio[k] <= 1.0) {
+						v->projected_dcfclk_deep_sleep =
+								dcn_bw_max2(
+										v->projected_dcfclk_deep_sleep,
+										1.1
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_dety[k],
+														1.0)
+												/ 32.0
+												* v->h_ratio[k]
+												* v->pixel_clock[k]
+												/ v->no_of_dpp[i][j][k]);
+					} else {
+						v->projected_dcfclk_deep_sleep =
+								dcn_bw_max2(
+										v->projected_dcfclk_deep_sleep,
+										1.1
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_dety[k],
+														1.0)
+												/ 32.0
+												* v->pscl_factor[k]
+												* v->required_dispclk[i][j]
+												/ (1
+														+ j));
+					}
+					if (v->v_ratio[k] / 2.0 <= 1.0) {
+						v->projected_dcfclk_deep_sleep =
+								dcn_bw_max2(
+										v->projected_dcfclk_deep_sleep,
+										1.1
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_detc[k],
+														2.0)
+												/ 32.0
+												* v->h_ratio[k]
+												/ 2.0
+												* v->pixel_clock[k]
+												/ v->no_of_dpp[i][j][k]);
+					} else {
+						v->projected_dcfclk_deep_sleep =
+								dcn_bw_max2(
+										v->projected_dcfclk_deep_sleep,
+										1.1
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_detc[k],
+														2.0)
+												/ 32.0
+												* v->pscl_factor_chroma[k]
+												* v->required_dispclk[i][j]
+												/ (1
+														+ j));
+					}
+				}
+			}
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->dcc_enable[k] == dcn_bw_yes) {
+					v->meta_req_height_y = 8.0 * v->read256_block_height_y[k];
+					v->meta_req_width_y =
+							64.0 * 256.0
+									/ dcn_bw_ceil2(
+											v->byte_per_pixel_in_dety[k],
+											1.0)
+									/ v->meta_req_height_y;
+					v->meta_surface_width_y = dcn_bw_ceil2(
+							v->viewport_width[k] / v->no_of_dpp[i][j][k]
+									- 1.0,
+							v->meta_req_width_y) + v->meta_req_width_y;
+					v->meta_surface_height_y = dcn_bw_ceil2(
+							v->viewport_height[k] - 1.0,
+							v->meta_req_height_y)
+							+ v->meta_req_height_y;
+					if (v->pte_enable == dcn_bw_yes) {
+						v->meta_pte_bytes_per_frame_y =
+								(dcn_bw_ceil2(
+										(v->meta_surface_width_y
+												* v->meta_surface_height_y
+												* dcn_bw_ceil2(
+														v->byte_per_pixel_in_dety[k],
+														1.0)
+												/ 256.0
+												- 4096.0)
+												/ 8.0
+												/ 4096.0,
+										1.0) + 1) * 64.0;
+					} else {
+						v->meta_pte_bytes_per_frame_y = 0.0;
+					}
+					if (v->source_scan[k] == dcn_bw_hor) {
+						v->meta_row_bytes_y =
+								v->meta_surface_width_y
+										* v->meta_req_height_y
+										* dcn_bw_ceil2(
+												v->byte_per_pixel_in_dety[k],
+												1.0)
+										/ 256.0;
+					} else {
+						v->meta_row_bytes_y =
+								v->meta_surface_height_y
+										* v->meta_req_width_y
+										* dcn_bw_ceil2(
+												v->byte_per_pixel_in_dety[k],
+												1.0)
+										/ 256.0;
+					}
+				} else {
+					v->meta_pte_bytes_per_frame_y = 0.0;
+					v->meta_row_bytes_y = 0.0;
+				}
+				if (v->pte_enable == dcn_bw_yes) {
+					if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+						v->macro_tile_block_size_bytes_y = 256.0;
+						v->macro_tile_block_height_y = 1.0;
+					} else if (v->source_surface_mode[k] == dcn_bw_sw_4_kb_s
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_4_kb_s_x
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_4_kb_d
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_4_kb_d_x) {
+						v->macro_tile_block_size_bytes_y = 4096.0;
+						v->macro_tile_block_height_y = 4.0
+								* v->read256_block_height_y[k];
+					} else if (v->source_surface_mode[k] == dcn_bw_sw_64_kb_s
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_64_kb_s_t
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_64_kb_s_x
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_64_kb_d
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_64_kb_d_t
+							|| v->source_surface_mode[k]
+									== dcn_bw_sw_64_kb_d_x) {
+						v->macro_tile_block_size_bytes_y = 64.0 * 1024;
+						v->macro_tile_block_height_y = 16.0
+								* v->read256_block_height_y[k];
+					} else {
+						v->macro_tile_block_size_bytes_y = 256.0 * 1024;
+						v->macro_tile_block_height_y = 32.0
+								* v->read256_block_height_y[k];
+					}
+					if (v->macro_tile_block_size_bytes_y <= 65536.0) {
+						v->data_pte_req_height_y =
+								v->macro_tile_block_height_y;
+					} else {
+						v->data_pte_req_height_y = 16.0
+								* v->read256_block_height_y[k];
+					}
+					v->data_pte_req_width_y =
+							4096.0
+									/ dcn_bw_ceil2(
+											v->byte_per_pixel_in_dety[k],
+											1.0)
+									/ v->data_pte_req_height_y
+									* 8;
+					if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+						v->dpte_bytes_per_row_y =
+								64.0
+										* (dcn_bw_ceil2(
+												(v->viewport_width[k]
+														/ v->no_of_dpp[i][j][k]
+														* dcn_bw_min2(
+																128.0,
+																dcn_bw_pow(
+																		2.0,
+																		dcn_bw_floor2(
+																				dcn_bw_log(
+																						v->pte_buffer_size_in_requests
+																								* v->data_pte_req_width_y
+																								/ (v->viewport_width[k]
+																										/ v->no_of_dpp[i][j][k]),
+																						2.0),
+																				1.0)))
+														- 1.0)
+														/ v->data_pte_req_width_y,
+												1.0)
+												+ 1);
+					} else if (v->source_scan[k] == dcn_bw_hor) {
+						v->dpte_bytes_per_row_y =
+								64.0
+										* (dcn_bw_ceil2(
+												(v->viewport_width[k]
+														/ v->no_of_dpp[i][j][k]
+														- 1.0)
+														/ v->data_pte_req_width_y,
+												1.0)
+												+ 1);
+					} else {
+						v->dpte_bytes_per_row_y =
+								64.0
+										* (dcn_bw_ceil2(
+												(v->viewport_height[k]
+														- 1.0)
+														/ v->data_pte_req_height_y,
+												1.0)
+												+ 1);
+					}
+				} else {
+					v->dpte_bytes_per_row_y = 0.0;
+				}
+				if ((v->source_pixel_format[k] != dcn_bw_rgb_sub_64
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_32
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_16)) {
+					if (v->dcc_enable[k] == dcn_bw_yes) {
+						v->meta_req_height_c = 8.0
+								* v->read256_block_height_c[k];
+						v->meta_req_width_c =
+								64.0 * 256.0
+										/ dcn_bw_ceil2(
+												v->byte_per_pixel_in_detc[k],
+												2.0)
+										/ v->meta_req_height_c;
+						v->meta_surface_width_c =
+								dcn_bw_ceil2(
+										v->viewport_width[k]
+												/ v->no_of_dpp[i][j][k]
+												/ 2.0
+												- 1.0,
+										v->meta_req_width_c)
+										+ v->meta_req_width_c;
+						v->meta_surface_height_c = dcn_bw_ceil2(
+								v->viewport_height[k] / 2.0 - 1.0,
+								v->meta_req_height_c)
+								+ v->meta_req_height_c;
+						if (v->pte_enable == dcn_bw_yes) {
+							v->meta_pte_bytes_per_frame_c =
+									(dcn_bw_ceil2(
+											(v->meta_surface_width_c
+													* v->meta_surface_height_c
+													* dcn_bw_ceil2(
+															v->byte_per_pixel_in_detc[k],
+															2.0)
+													/ 256.0
+													- 4096.0)
+													/ 8.0
+													/ 4096.0,
+											1.0) + 1)
+											* 64.0;
+						} else {
+							v->meta_pte_bytes_per_frame_c = 0.0;
+						}
+						if (v->source_scan[k] == dcn_bw_hor) {
+							v->meta_row_bytes_c =
+									v->meta_surface_width_c
+											* v->meta_req_height_c
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_in_detc[k],
+													2.0)
+											/ 256.0;
+						} else {
+							v->meta_row_bytes_c =
+									v->meta_surface_height_c
+											* v->meta_req_width_c
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_in_detc[k],
+													2.0)
+											/ 256.0;
+						}
+					} else {
+						v->meta_pte_bytes_per_frame_c = 0.0;
+						v->meta_row_bytes_c = 0.0;
+					}
+					if (v->pte_enable == dcn_bw_yes) {
+						if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+							v->macro_tile_block_size_bytes_c = 256.0;
+							v->macro_tile_block_height_c = 1.0;
+						} else if (v->source_surface_mode[k]
+								== dcn_bw_sw_4_kb_s
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_4_kb_s_x
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_4_kb_d
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_4_kb_d_x) {
+							v->macro_tile_block_size_bytes_c = 4096.0;
+							v->macro_tile_block_height_c =
+									4.0
+											* v->read256_block_height_c[k];
+						} else if (v->source_surface_mode[k]
+								== dcn_bw_sw_64_kb_s
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_64_kb_s_t
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_64_kb_s_x
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_64_kb_d
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_64_kb_d_t
+								|| v->source_surface_mode[k]
+										== dcn_bw_sw_64_kb_d_x) {
+							v->macro_tile_block_size_bytes_c = 64.0
+									* 1024;
+							v->macro_tile_block_height_c =
+									16.0
+											* v->read256_block_height_c[k];
+						} else {
+							v->macro_tile_block_size_bytes_c = 256.0
+									* 1024;
+							v->macro_tile_block_height_c =
+									32.0
+											* v->read256_block_height_c[k];
+						}
+						v->macro_tile_block_width_c =
+								v->macro_tile_block_size_bytes_c
+										/ dcn_bw_ceil2(
+												v->byte_per_pixel_in_detc[k],
+												2.0)
+										/ v->macro_tile_block_height_c;
+						if (v->macro_tile_block_size_bytes_c <= 65536.0) {
+							v->data_pte_req_height_c =
+									v->macro_tile_block_height_c;
+						} else {
+							v->data_pte_req_height_c =
+									16.0
+											* v->read256_block_height_c[k];
+						}
+						v->data_pte_req_width_c =
+								4096.0
+										/ dcn_bw_ceil2(
+												v->byte_per_pixel_in_detc[k],
+												2.0)
+										/ v->data_pte_req_height_c
+										* 8;
+						if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+							v->dpte_bytes_per_row_c =
+									64.0
+											* (dcn_bw_ceil2(
+													(v->viewport_width[k]
+															/ v->no_of_dpp[i][j][k]
+															/ 2.0
+															* dcn_bw_min2(
+																	128.0,
+																	dcn_bw_pow(
+																			2.0,
+																			dcn_bw_floor2(
+																					dcn_bw_log(
+																							v->pte_buffer_size_in_requests
+																									* v->data_pte_req_width_c
+																									/ (v->viewport_width[k]
+																											/ v->no_of_dpp[i][j][k]
+																											/ 2.0),
+																							2.0),
+																					1.0)))
+															- 1.0)
+															/ v->data_pte_req_width_c,
+													1.0)
+													+ 1);
+						} else if (v->source_scan[k] == dcn_bw_hor) {
+							v->dpte_bytes_per_row_c =
+									64.0
+											* (dcn_bw_ceil2(
+													(v->viewport_width[k]
+															/ v->no_of_dpp[i][j][k]
+															/ 2.0
+															- 1.0)
+															/ v->data_pte_req_width_c,
+													1.0)
+													+ 1);
+						} else {
+							v->dpte_bytes_per_row_c =
+									64.0
+											* (dcn_bw_ceil2(
+													(v->viewport_height[k]
+															/ 2.0
+															- 1.0)
+															/ v->data_pte_req_height_c,
+													1.0)
+													+ 1);
+						}
+					} else {
+						v->dpte_bytes_per_row_c = 0.0;
+					}
+				} else {
+					v->dpte_bytes_per_row_c = 0.0;
+					v->meta_pte_bytes_per_frame_c = 0.0;
+					v->meta_row_bytes_c = 0.0;
+				}
+				v->dpte_bytes_per_row[k] = v->dpte_bytes_per_row_y
+						+ v->dpte_bytes_per_row_c;
+				v->meta_pte_bytes_per_frame[k] = v->meta_pte_bytes_per_frame_y
+						+ v->meta_pte_bytes_per_frame_c;
+				v->meta_row_bytes[k] = v->meta_row_bytes_y + v->meta_row_bytes_c;
+				v->v_init_y = (v->v_ratio[k] + v->vtaps[k] + 1.0
+						+ v->interlace_output[k] * 0.5 * v->v_ratio[k])
+						/ 2.0;
+				v->prefill_y[k] = dcn_bw_floor2(v->v_init_y, 1.0);
+				v->max_num_sw_y[k] =
+						dcn_bw_ceil2(
+								(v->prefill_y[k] - 1.0)
+										/ v->swath_height_yper_state[i][j][k],
+								1.0) + 1;
+				if (v->prefill_y[k] > 1.0) {
+					v->max_partial_sw_y = dcn_bw_mod(
+							(v->prefill_y[k] - 2.0),
+							v->swath_height_yper_state[i][j][k]);
+				} else {
+					v->max_partial_sw_y =
+							dcn_bw_mod(
+									(v->prefill_y[k]
+											+ v->swath_height_yper_state[i][j][k]
+											- 2.0),
+									v->swath_height_yper_state[i][j][k]);
+				}
+				v->max_partial_sw_y = dcn_bw_max2(1.0, v->max_partial_sw_y);
+				v->prefetch_lines_y[k] = v->max_num_sw_y[k]
+						* v->swath_height_yper_state[i][j][k]
+						+ v->max_partial_sw_y;
+				if ((v->source_pixel_format[k] != dcn_bw_rgb_sub_64
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_32
+						&& v->source_pixel_format[k] != dcn_bw_rgb_sub_16)) {
+					v->v_init_c = (v->v_ratio[k] / 2.0 + v->vtaps[k] + 1.0
+							+ v->interlace_output[k] * 0.5
+									* v->v_ratio[k] / 2.0)
+							/ 2.0;
+					v->prefill_c[k] = dcn_bw_floor2(v->v_init_c, 1.0);
+					v->max_num_sw_c[k] =
+							dcn_bw_ceil2(
+									(v->prefill_c[k] - 1.0)
+											/ v->swath_height_cper_state[i][j][k],
+									1.0) + 1;
+					if (v->prefill_c[k] > 1.0) {
+						v->max_partial_sw_c =
+								dcn_bw_mod(
+										(v->prefill_c[k]
+												- 2.0),
+										v->swath_height_cper_state[i][j][k]);
+					} else {
+						v->max_partial_sw_c =
+								dcn_bw_mod(
+										(v->prefill_c[k]
+												+ v->swath_height_cper_state[i][j][k]
+												- 2.0),
+										v->swath_height_cper_state[i][j][k]);
+					}
+					v->max_partial_sw_c = dcn_bw_max2(1.0, v->max_partial_sw_c);
+					v->prefetch_lines_c[k] = v->max_num_sw_c[k]
+							* v->swath_height_cper_state[i][j][k]
+							+ v->max_partial_sw_c;
+				} else {
+					v->prefetch_lines_c[k] = 0.0;
+				}
+				v->dst_x_after_scaler = 90.0 * v->pixel_clock[k]
+						/ (v->required_dispclk[i][j] / (j + 1))
+						+ 42.0 * v->pixel_clock[k]
+								/ v->required_dispclk[i][j];
+				if (v->no_of_dpp[i][j][k] > 1.0) {
+					v->dst_x_after_scaler = v->dst_x_after_scaler
+							+ v->scaler_rec_out_width[k] / 2.0;
+				}
+				if (v->output_format[k] == dcn_bw_420) {
+					v->dst_y_after_scaler = 1.0;
+				} else {
+					v->dst_y_after_scaler = 0.0;
+				}
+				v->time_calc = 24.0 / v->projected_dcfclk_deep_sleep;
+				v->v_update_offset[k] = dcn_bw_ceil2(v->htotal[k] / 4.0, 1.0);
+				v->total_repeater_delay = v->max_inter_dcn_tile_repeaters
+						* (2.0 / (v->required_dispclk[i][j] / (j + 1))
+								+ 3.0 / v->required_dispclk[i][j]);
+				v->v_update_width[k] = (14.0 / v->projected_dcfclk_deep_sleep
+						+ 12.0 / (v->required_dispclk[i][j] / (j + 1))
+						+ v->total_repeater_delay) * v->pixel_clock[k];
+				v->v_ready_offset[k] =
+						dcn_bw_max2(
+								150.0
+										/ (v->required_dispclk[i][j]
+												/ (j
+														+ 1)),
+								v->total_repeater_delay
+										+ 20.0
+												/ v->projected_dcfclk_deep_sleep
+										+ 10.0
+												/ (v->required_dispclk[i][j]
+														/ (j
+																+ 1)))
+								* v->pixel_clock[k];
+				v->time_setup = (v->v_update_offset[k] + v->v_update_width[k]
+						+ v->v_ready_offset[k]) / v->pixel_clock[k];
+				v->extra_latency =
+						v->urgent_round_trip_and_out_of_order_latency_per_state[i]
+								+ (v->total_number_of_active_dpp[i][j]
+										* v->pixel_chunk_size_in_kbyte
+										+ v->total_number_of_dcc_active_dpp[i][j]
+												* v->meta_chunk_size)
+										* 1024.0
+										/ v->return_bw_per_state[i];
+				if (v->pte_enable == dcn_bw_yes) {
+					v->extra_latency = v->extra_latency
+							+ v->total_number_of_active_dpp[i][j]
+									* v->pte_chunk_size * 1024.0
+									/ v->return_bw_per_state[i];
+				}
+				if (v->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one
+						== dcn_bw_yes) {
+					v->maximum_vstartup = v->vtotal[k] - v->vactive[k] - 1.0;
+				} else {
+					v->maximum_vstartup = v->v_sync_plus_back_porch[k] - 1.0;
+				}
+				v->line_times_for_prefetch[k] = v->maximum_vstartup
+						- v->urgent_latency
+								/ (v->htotal[k] / v->pixel_clock[k])
+						- (v->time_calc + v->time_setup)
+								/ (v->htotal[k] / v->pixel_clock[k])
+						- (v->dst_y_after_scaler
+								+ v->dst_x_after_scaler
+										/ v->htotal[k]);
+				v->line_times_for_prefetch[k] = dcn_bw_floor2(
+						4.0 * (v->line_times_for_prefetch[k] + 0.125),
+						1.0) / 4;
+				v->prefetch_bw[k] =
+						(v->meta_pte_bytes_per_frame[k]
+								+ 2.0 * v->meta_row_bytes[k]
+								+ 2.0 * v->dpte_bytes_per_row[k]
+								+ v->prefetch_lines_y[k]
+										* v->swath_width_yper_state[i][j][k]
+										* dcn_bw_ceil2(
+												v->byte_per_pixel_in_dety[k],
+												1.0)
+								+ v->prefetch_lines_c[k]
+										* v->swath_width_yper_state[i][j][k]
+										/ 2.0
+										* dcn_bw_ceil2(
+												v->byte_per_pixel_in_detc[k],
+												2.0))
+								/ (v->line_times_for_prefetch[k]
+										* v->htotal[k]
+										/ v->pixel_clock[k]);
+			}
+			v->bw_available_for_immediate_flip = v->return_bw_per_state[i];
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				v->bw_available_for_immediate_flip =
+						v->bw_available_for_immediate_flip
+								- dcn_bw_max2(
+										v->read_bandwidth[k],
+										v->prefetch_bw[k]);
+			}
+			v->total_immediate_flip_bytes[k] = 0.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if ((v->source_pixel_format[k] != dcn_bw_yuv420_sub_8
+						&& v->source_pixel_format[k] != dcn_bw_yuv420_sub_10)) {
+					v->total_immediate_flip_bytes[k] =
+							v->total_immediate_flip_bytes[k]
+									+ v->meta_pte_bytes_per_frame[k]
+									+ v->meta_row_bytes[k]
+									+ v->dpte_bytes_per_row[k];
+				}
+			}
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->pte_enable == dcn_bw_yes && v->dcc_enable[k] == dcn_bw_yes) {
+					v->time_for_meta_pte_with_immediate_flip =
+							dcn_bw_max5(
+									v->meta_pte_bytes_per_frame[k]
+											/ v->prefetch_bw[k],
+									v->meta_pte_bytes_per_frame[k]
+											* v->total_immediate_flip_bytes[k]
+											/ (v->bw_available_for_immediate_flip
+													* (v->meta_pte_bytes_per_frame[k]
+															+ v->meta_row_bytes[k]
+															+ v->dpte_bytes_per_row[k])),
+									v->extra_latency,
+									v->urgent_latency,
+									v->htotal[k]
+											/ v->pixel_clock[k]
+											/ 4.0);
+					v->time_for_meta_pte_without_immediate_flip = dcn_bw_max3(
+							v->meta_pte_bytes_per_frame[k]
+									/ v->prefetch_bw[k],
+							v->extra_latency,
+							v->htotal[k] / v->pixel_clock[k] / 4.0);
+				} else {
+					v->time_for_meta_pte_with_immediate_flip = v->htotal[k]
+							/ v->pixel_clock[k] / 4.0;
+					v->time_for_meta_pte_without_immediate_flip = v->htotal[k]
+							/ v->pixel_clock[k] / 4.0;
+				}
+				if (v->pte_enable == dcn_bw_yes || v->dcc_enable[k] == dcn_bw_yes) {
+					v->time_for_meta_and_dpte_row_with_immediate_flip =
+							dcn_bw_max5(
+									(v->meta_row_bytes[k]
+											+ v->dpte_bytes_per_row[k])
+											/ v->prefetch_bw[k],
+									(v->meta_row_bytes[k]
+											+ v->dpte_bytes_per_row[k])
+											* v->total_immediate_flip_bytes[k]
+											/ (v->bw_available_for_immediate_flip
+													* (v->meta_pte_bytes_per_frame[k]
+															+ v->meta_row_bytes[k]
+															+ v->dpte_bytes_per_row[k])),
+									v->htotal[k]
+											/ v->pixel_clock[k]
+											- v->time_for_meta_pte_with_immediate_flip,
+									v->extra_latency,
+									2.0 * v->urgent_latency);
+					v->time_for_meta_and_dpte_row_without_immediate_flip =
+							dcn_bw_max3(
+									(v->meta_row_bytes[k]
+											+ v->dpte_bytes_per_row[k])
+											/ v->prefetch_bw[k],
+									v->htotal[k]
+											/ v->pixel_clock[k]
+											- v->time_for_meta_pte_without_immediate_flip,
+									v->extra_latency);
+				} else {
+					v->time_for_meta_and_dpte_row_with_immediate_flip =
+							dcn_bw_max2(
+									v->htotal[k]
+											/ v->pixel_clock[k]
+											- v->time_for_meta_pte_with_immediate_flip,
+									v->extra_latency
+											- v->time_for_meta_pte_with_immediate_flip);
+					v->time_for_meta_and_dpte_row_without_immediate_flip =
+							dcn_bw_max2(
+									v->htotal[k]
+											/ v->pixel_clock[k]
+											- v->time_for_meta_pte_without_immediate_flip,
+									v->extra_latency
+											- v->time_for_meta_pte_without_immediate_flip);
+				}
+				v->lines_for_meta_pte_with_immediate_flip[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->time_for_meta_pte_with_immediate_flip
+												/ (v->htotal[k]
+														/ v->pixel_clock[k])
+												+ 0.125),
+								1.0) / 4;
+				v->lines_for_meta_pte_without_immediate_flip[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->time_for_meta_pte_without_immediate_flip
+												/ (v->htotal[k]
+														/ v->pixel_clock[k])
+												+ 0.125),
+								1.0) / 4;
+				v->lines_for_meta_and_dpte_row_with_immediate_flip[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->time_for_meta_and_dpte_row_with_immediate_flip
+												/ (v->htotal[k]
+														/ v->pixel_clock[k])
+												+ 0.125),
+								1.0) / 4;
+				v->lines_for_meta_and_dpte_row_without_immediate_flip[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->time_for_meta_and_dpte_row_without_immediate_flip
+												/ (v->htotal[k]
+														/ v->pixel_clock[k])
+												+ 0.125),
+								1.0) / 4;
+				v->line_times_to_request_prefetch_pixel_data_with_immediate_flip =
+						v->line_times_for_prefetch[k]
+								- v->lines_for_meta_pte_with_immediate_flip[k]
+								- v->lines_for_meta_and_dpte_row_with_immediate_flip[k];
+				v->line_times_to_request_prefetch_pixel_data_without_immediate_flip =
+						v->line_times_for_prefetch[k]
+								- v->lines_for_meta_pte_without_immediate_flip[k]
+								- v->lines_for_meta_and_dpte_row_without_immediate_flip[k];
+				if (v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+						> 0.0) {
+					v->v_ratio_pre_ywith_immediate_flip[i][j][k] =
+							v->prefetch_lines_y[k]
+									/ v->line_times_to_request_prefetch_pixel_data_with_immediate_flip;
+					if ((v->swath_height_yper_state[i][j][k] > 4.0)) {
+						if (v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+								- (v->prefill_y[k] - 3.0) / 2.0
+								> 0.0) {
+							v->v_ratio_pre_ywith_immediate_flip[i][j][k] =
+									dcn_bw_max2(
+											v->v_ratio_pre_ywith_immediate_flip[i][j][k],
+											(v->max_num_sw_y[k]
+													* v->swath_height_yper_state[i][j][k])
+													/ (v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+															- (v->prefill_y[k]
+																	- 3.0)
+																	/ 2.0));
+						} else {
+							v->v_ratio_pre_ywith_immediate_flip[i][j][k] =
+									999999.0;
+						}
+					}
+					v->v_ratio_pre_cwith_immediate_flip[i][j][k] =
+							v->prefetch_lines_c[k]
+									/ v->line_times_to_request_prefetch_pixel_data_with_immediate_flip;
+					if ((v->swath_height_cper_state[i][j][k] > 4.0)) {
+						if (v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+								- (v->prefill_c[k] - 3.0) / 2.0
+								> 0.0) {
+							v->v_ratio_pre_cwith_immediate_flip[i][j][k] =
+									dcn_bw_max2(
+											v->v_ratio_pre_cwith_immediate_flip[i][j][k],
+											(v->max_num_sw_c[k]
+													* v->swath_height_cper_state[i][j][k])
+													/ (v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+															- (v->prefill_c[k]
+																	- 3.0)
+																	/ 2.0));
+						} else {
+							v->v_ratio_pre_cwith_immediate_flip[i][j][k] =
+									999999.0;
+						}
+					}
+					v->required_prefetch_pixel_data_bw_with_immediate_flip[i][j][k] =
+							v->no_of_dpp[i][j][k]
+									* (v->prefetch_lines_y[k]
+											/ v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_in_dety[k],
+													1.0)
+											+ v->prefetch_lines_c[k]
+													/ v->line_times_to_request_prefetch_pixel_data_with_immediate_flip
+													* dcn_bw_ceil2(
+															v->byte_per_pixel_in_detc[k],
+															2.0)
+													/ 2.0)
+									* v->swath_width_yper_state[i][j][k]
+									/ (v->htotal[k]
+											/ v->pixel_clock[k]);
+				} else {
+					v->v_ratio_pre_ywith_immediate_flip[i][j][k] = 999999.0;
+					v->v_ratio_pre_cwith_immediate_flip[i][j][k] = 999999.0;
+					v->required_prefetch_pixel_data_bw_with_immediate_flip[i][j][k] =
+							999999.0;
+				}
+				if (v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+						> 0.0) {
+					v->v_ratio_pre_ywithout_immediate_flip[i][j][k] =
+							v->prefetch_lines_y[k]
+									/ v->line_times_to_request_prefetch_pixel_data_without_immediate_flip;
+					if ((v->swath_height_yper_state[i][j][k] > 4.0)) {
+						if (v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+								- (v->prefill_y[k] - 3.0) / 2.0
+								> 0.0) {
+							v->v_ratio_pre_ywithout_immediate_flip[i][j][k] =
+									dcn_bw_max2(
+											v->v_ratio_pre_ywithout_immediate_flip[i][j][k],
+											(v->max_num_sw_y[k]
+													* v->swath_height_yper_state[i][j][k])
+													/ (v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+															- (v->prefill_y[k]
+																	- 3.0)
+																	/ 2.0));
+						} else {
+							v->v_ratio_pre_ywithout_immediate_flip[i][j][k] =
+									999999.0;
+						}
+					}
+					v->v_ratio_pre_cwithout_immediate_flip[i][j][k] =
+							v->prefetch_lines_c[k]
+									/ v->line_times_to_request_prefetch_pixel_data_without_immediate_flip;
+					if ((v->swath_height_cper_state[i][j][k] > 4.0)) {
+						if (v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+								- (v->prefill_c[k] - 3.0) / 2.0
+								> 0.0) {
+							v->v_ratio_pre_cwithout_immediate_flip[i][j][k] =
+									dcn_bw_max2(
+											v->v_ratio_pre_cwithout_immediate_flip[i][j][k],
+											(v->max_num_sw_c[k]
+													* v->swath_height_cper_state[i][j][k])
+													/ (v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+															- (v->prefill_c[k]
+																	- 3.0)
+																	/ 2.0));
+						} else {
+							v->v_ratio_pre_cwithout_immediate_flip[i][j][k] =
+									999999.0;
+						}
+					}
+					v->required_prefetch_pixel_data_bw_without_immediate_flip[i][j][k] =
+							v->no_of_dpp[i][j][k]
+									* (v->prefetch_lines_y[k]
+											/ v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_in_dety[k],
+													1.0)
+											+ v->prefetch_lines_c[k]
+													/ v->line_times_to_request_prefetch_pixel_data_without_immediate_flip
+													* dcn_bw_ceil2(
+															v->byte_per_pixel_in_detc[k],
+															2.0)
+													/ 2.0)
+									* v->swath_width_yper_state[i][j][k]
+									/ (v->htotal[k]
+											/ v->pixel_clock[k]);
+				} else {
+					v->v_ratio_pre_ywithout_immediate_flip[i][j][k] = 999999.0;
+					v->v_ratio_pre_cwithout_immediate_flip[i][j][k] = 999999.0;
+					v->required_prefetch_pixel_data_bw_without_immediate_flip[i][j][k] =
+							999999.0;
+				}
+			}
+			v->maximum_read_bandwidth_with_prefetch_with_immediate_flip = 0.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if ((v->source_pixel_format[k] != dcn_bw_yuv420_sub_8
+						&& v->source_pixel_format[k] != dcn_bw_yuv420_sub_10)) {
+					v->maximum_read_bandwidth_with_prefetch_with_immediate_flip =
+							v->maximum_read_bandwidth_with_prefetch_with_immediate_flip
+									+ dcn_bw_max2(
+											v->read_bandwidth[k],
+											v->required_prefetch_pixel_data_bw_with_immediate_flip[i][j][k])
+									+ dcn_bw_max2(
+											v->meta_pte_bytes_per_frame[k]
+													/ (v->lines_for_meta_pte_with_immediate_flip[k]
+															* v->htotal[k]
+															/ v->pixel_clock[k]),
+											(v->meta_row_bytes[k]
+													+ v->dpte_bytes_per_row[k])
+													/ (v->lines_for_meta_and_dpte_row_with_immediate_flip[k]
+															* v->htotal[k]
+															/ v->pixel_clock[k]));
+				} else {
+					v->maximum_read_bandwidth_with_prefetch_with_immediate_flip =
+							v->maximum_read_bandwidth_with_prefetch_with_immediate_flip
+									+ dcn_bw_max2(
+											v->read_bandwidth[k],
+											v->required_prefetch_pixel_data_bw_without_immediate_flip[i][j][k]);
+				}
+			}
+			v->maximum_read_bandwidth_with_prefetch_without_immediate_flip = 0.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				v->maximum_read_bandwidth_with_prefetch_without_immediate_flip =
+						v->maximum_read_bandwidth_with_prefetch_without_immediate_flip
+								+ dcn_bw_max2(
+										v->read_bandwidth[k],
+										v->required_prefetch_pixel_data_bw_without_immediate_flip[i][j][k]);
+			}
+			v->prefetch_supported_with_immediate_flip[i][j] = dcn_bw_yes;
+			if (v->maximum_read_bandwidth_with_prefetch_with_immediate_flip
+					> v->return_bw_per_state[i]) {
+				v->prefetch_supported_with_immediate_flip[i][j] = dcn_bw_no;
+			}
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->line_times_for_prefetch[k] < 2.0
+						|| v->lines_for_meta_pte_with_immediate_flip[k]
+								>= 8.0
+						|| v->lines_for_meta_and_dpte_row_with_immediate_flip[k]
+								>= 16.0) {
+					v->prefetch_supported_with_immediate_flip[i][j] = dcn_bw_no;
+				}
+			}
+			v->prefetch_supported_without_immediate_flip[i][j] = dcn_bw_yes;
+			if (v->maximum_read_bandwidth_with_prefetch_without_immediate_flip
+					> v->return_bw_per_state[i]) {
+				v->prefetch_supported_without_immediate_flip[i][j] = dcn_bw_no;
+			}
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->line_times_for_prefetch[k] < 2.0
+						|| v->lines_for_meta_pte_without_immediate_flip[k]
+								>= 8.0
+						|| v->lines_for_meta_and_dpte_row_without_immediate_flip[k]
+								>= 16.0) {
+					v->prefetch_supported_without_immediate_flip[i][j] =
+							dcn_bw_no;
+				}
+			}
+		}
+	}
+	for (i = 0; i <= number_of_states_plus_one; i++) {
+		for (j = 0; j <= 1; j++) {
+			v->v_ratio_in_prefetch_supported_with_immediate_flip[i][j] = dcn_bw_yes;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if ((((v->source_pixel_format[k] != dcn_bw_yuv420_sub_8
+						&& v->source_pixel_format[k] != dcn_bw_yuv420_sub_10)
+						&& (v->v_ratio_pre_ywith_immediate_flip[i][j][k]
+								> 4.0
+								|| v->v_ratio_pre_cwith_immediate_flip[i][j][k]
+										> 4.0))
+						|| ((v->source_pixel_format[k]
+								== dcn_bw_yuv420_sub_8
+								|| v->source_pixel_format[k]
+										== dcn_bw_yuv420_sub_10)
+								&& (v->v_ratio_pre_ywithout_immediate_flip[i][j][k]
+										> 4.0
+										|| v->v_ratio_pre_cwithout_immediate_flip[i][j][k]
+												> 4.0)))) {
+					v->v_ratio_in_prefetch_supported_with_immediate_flip[i][j] =
+							dcn_bw_no;
+				}
+			}
+			v->v_ratio_in_prefetch_supported_without_immediate_flip[i][j] = dcn_bw_yes;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if ((v->v_ratio_pre_ywithout_immediate_flip[i][j][k] > 4.0
+						|| v->v_ratio_pre_cwithout_immediate_flip[i][j][k]
+								> 4.0)) {
+					v->v_ratio_in_prefetch_supported_without_immediate_flip[i][j] =
+							dcn_bw_no;
+				}
+			}
+		}
+	}
+	/*mode support, voltage state and soc configuration*/
+
+	for (i = number_of_states_plus_one; i >= 0; i--) {
+		for (j = 0; j <= 1; j++) {
+			if (v->scale_ratio_support == dcn_bw_yes
+					&& v->source_format_pixel_and_scan_support == dcn_bw_yes
+					&& v->viewport_size_support == dcn_bw_yes
+					&& v->bandwidth_support[i] == dcn_bw_yes
+					&& v->dio_support[i] == dcn_bw_yes
+					&& v->urgent_latency_support[i][j] == dcn_bw_yes
+					&& v->rob_support[i] == dcn_bw_yes
+					&& v->dispclk_dppclk_support[i][j] == dcn_bw_yes
+					&& v->total_available_pipes_support[i][j] == dcn_bw_yes
+					&& v->total_available_writeback_support == dcn_bw_yes
+					&& v->writeback_latency_support == dcn_bw_yes) {
+				if (v->prefetch_supported_with_immediate_flip[i][j] == dcn_bw_yes
+						&& v->v_ratio_in_prefetch_supported_with_immediate_flip[i][j]
+								== dcn_bw_yes) {
+					v->mode_support_with_immediate_flip[i][j] = dcn_bw_yes;
+				} else {
+					v->mode_support_with_immediate_flip[i][j] = dcn_bw_no;
+				}
+				if (v->prefetch_supported_without_immediate_flip[i][j] == dcn_bw_yes
+						&& v->v_ratio_in_prefetch_supported_without_immediate_flip[i][j]
+								== dcn_bw_yes) {
+					v->mode_support_without_immediate_flip[i][j] = dcn_bw_yes;
+				} else {
+					v->mode_support_without_immediate_flip[i][j] = dcn_bw_no;
+				}
+			} else {
+				v->mode_support_with_immediate_flip[i][j] = dcn_bw_no;
+				v->mode_support_without_immediate_flip[i][j] = dcn_bw_no;
+			}
+		}
+	}
+	for (i = number_of_states_plus_one; i >= 0; i--) {
+		if ((i == number_of_states_plus_one
+				|| v->mode_support_with_immediate_flip[i][1] == dcn_bw_yes
+				|| v->mode_support_with_immediate_flip[i][0] == dcn_bw_yes)
+				&& i >= v->voltage_override_level) {
+			v->voltage_level_with_immediate_flip = i;
+		}
+	}
+	for (i = number_of_states_plus_one; i >= 0; i--) {
+		if ((i == number_of_states_plus_one
+				|| v->mode_support_without_immediate_flip[i][1] == dcn_bw_yes
+				|| v->mode_support_without_immediate_flip[i][0] == dcn_bw_yes)
+				&& i >= v->voltage_override_level) {
+			v->voltage_level_without_immediate_flip = i;
+		}
+	}
+	if (v->voltage_level_with_immediate_flip == number_of_states_plus_one) {
+		v->immediate_flip_supported = dcn_bw_no;
+		v->voltage_level = v->voltage_level_without_immediate_flip;
+	} else {
+		v->immediate_flip_supported = dcn_bw_yes;
+		v->voltage_level = v->voltage_level_with_immediate_flip;
+	}
+	v->dcfclk = v->dcfclk_per_state[v->voltage_level];
+	v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_per_state[v->voltage_level];
+	for (j = 0; j <= 1; j++) {
+		v->required_dispclk_per_ratio[j] = v->required_dispclk[v->voltage_level][j];
+		for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+			v->dpp_per_plane_per_ratio[j][k] = v->no_of_dpp[v->voltage_level][j][k];
+		}
+		v->dispclk_dppclk_support_per_ratio[j] =
+				v->dispclk_dppclk_support[v->voltage_level][j];
+	}
+	v->max_phyclk = v->phyclk_per_state[v->voltage_level];
+}
+void display_pipe_configuration(struct dcn_bw_internal_vars *v)
+{
+	int j, k;
+	/*display pipe configuration*/
+
+	for (j = 0; j <= 1; j++) {
+		v->total_number_of_active_dpp_per_ratio[j] = 0.0;
+		for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+			v->total_number_of_active_dpp_per_ratio[j] =
+					v->total_number_of_active_dpp_per_ratio[j]
+							+ v->dpp_per_plane_per_ratio[j][k];
+		}
+	}
+	if ((v->dispclk_dppclk_support_per_ratio[0] == dcn_bw_yes
+			&& v->dispclk_dppclk_support_per_ratio[1] == dcn_bw_no)
+			|| (v->dispclk_dppclk_support_per_ratio[0]
+					== v->dispclk_dppclk_support_per_ratio[1]
+					&& (v->total_number_of_active_dpp_per_ratio[0]
+							< v->total_number_of_active_dpp_per_ratio[1]
+							|| (((v->total_number_of_active_dpp_per_ratio[0]
+									== v->total_number_of_active_dpp_per_ratio[1])
+									&& v->required_dispclk_per_ratio[0]
+											<= 0.5
+													* v->required_dispclk_per_ratio[1]))))) {
+		v->dispclk_dppclk_ratio = 1;
+		v->final_error_message = v->error_message[0];
+	} else {
+		v->dispclk_dppclk_ratio = 2;
+		v->final_error_message = v->error_message[1];
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->dpp_per_plane[k] = v->dpp_per_plane_per_ratio[v->dispclk_dppclk_ratio - 1][k];
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
+			v->byte_per_pix_dety = 8.0;
+			v->byte_per_pix_detc = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_32) {
+			v->byte_per_pix_dety = 4.0;
+			v->byte_per_pix_detc = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_16) {
+			v->byte_per_pix_dety = 2.0;
+			v->byte_per_pix_detc = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
+			v->byte_per_pix_dety = 1.0;
+			v->byte_per_pix_detc = 2.0;
+		} else {
+			v->byte_per_pix_dety = 4.0f / 3;
+			v->byte_per_pix_detc = 8.0f / 3;
+		}
+		if ((v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_16)) {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->read256_bytes_block_height_y = 1.0;
+			} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
+				v->read256_bytes_block_height_y = 4.0;
+			} else {
+				v->read256_bytes_block_height_y = 8.0;
+			}
+			v->read256_bytes_block_width_y = 256.0 / dcn_bw_ceil2(v->byte_per_pix_dety, 1.0)
+					/ v->read256_bytes_block_height_y;
+			v->read256_bytes_block_height_c = 0.0;
+			v->read256_bytes_block_width_c = 0.0;
+		} else {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->read256_bytes_block_height_y = 1.0;
+				v->read256_bytes_block_height_c = 1.0;
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
+				v->read256_bytes_block_height_y = 16.0;
+				v->read256_bytes_block_height_c = 8.0;
+			} else {
+				v->read256_bytes_block_height_y = 8.0;
+				v->read256_bytes_block_height_c = 8.0;
+			}
+			v->read256_bytes_block_width_y = 256.0 / dcn_bw_ceil2(v->byte_per_pix_dety, 1.0)
+					/ v->read256_bytes_block_height_y;
+			v->read256_bytes_block_width_c = 256.0 / dcn_bw_ceil2(v->byte_per_pix_detc, 2.0)
+					/ v->read256_bytes_block_height_c;
+		}
+		if (v->source_scan[k] == dcn_bw_hor) {
+			v->maximum_swath_height_y = v->read256_bytes_block_height_y;
+			v->maximum_swath_height_c = v->read256_bytes_block_height_c;
+		} else {
+			v->maximum_swath_height_y = v->read256_bytes_block_width_y;
+			v->maximum_swath_height_c = v->read256_bytes_block_width_c;
+		}
+		if ((v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_16)) {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear
+					|| (v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+							&& (v->source_surface_mode[k]
+									== dcn_bw_sw_4_kb_s
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_4_kb_s_x
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_64_kb_s
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_64_kb_s_t
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_64_kb_s_x
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_var_s
+									|| v->source_surface_mode[k]
+											== dcn_bw_sw_var_s_x)
+							&& v->source_scan[k] == dcn_bw_hor)) {
+				v->minimum_swath_height_y = v->maximum_swath_height_y;
+			} else {
+				v->minimum_swath_height_y = v->maximum_swath_height_y / 2.0;
+			}
+			v->minimum_swath_height_c = v->maximum_swath_height_c;
+		} else {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->minimum_swath_height_y = v->maximum_swath_height_y;
+				v->minimum_swath_height_c = v->maximum_swath_height_c;
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8
+					&& v->source_scan[k] == dcn_bw_hor) {
+				v->minimum_swath_height_y = v->maximum_swath_height_y / 2.0;
+				if (v->bug_forcing_luma_and_chroma_request_to_same_size_fixed
+						== dcn_bw_yes) {
+					v->minimum_swath_height_c = v->maximum_swath_height_c;
+				} else {
+					v->minimum_swath_height_c = v->maximum_swath_height_c / 2.0;
+				}
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_10
+					&& v->source_scan[k] == dcn_bw_hor) {
+				v->minimum_swath_height_c = v->maximum_swath_height_c / 2.0;
+				if (v->bug_forcing_luma_and_chroma_request_to_same_size_fixed
+						== dcn_bw_yes) {
+					v->minimum_swath_height_y = v->maximum_swath_height_y;
+				} else {
+					v->minimum_swath_height_y = v->maximum_swath_height_y / 2.0;
+				}
+			} else {
+				v->minimum_swath_height_y = v->maximum_swath_height_y;
+				v->minimum_swath_height_c = v->maximum_swath_height_c;
+			}
+		}
+		if (v->source_scan[k] == dcn_bw_hor) {
+			v->swath_width = v->viewport_width[k] / v->dpp_per_plane[k];
+		} else {
+			v->swath_width = v->viewport_height[k] / v->dpp_per_plane[k];
+		}
+		v->swath_width_granularity_y = 256.0 / dcn_bw_ceil2(v->byte_per_pix_dety, 1.0)
+				/ v->maximum_swath_height_y;
+		v->rounded_up_max_swath_size_bytes_y = (dcn_bw_ceil2(
+				v->swath_width - 1.0,
+				v->swath_width_granularity_y) + v->swath_width_granularity_y)
+				* v->byte_per_pix_dety * v->maximum_swath_height_y;
+		if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_10) {
+			v->rounded_up_max_swath_size_bytes_y = dcn_bw_ceil2(
+					v->rounded_up_max_swath_size_bytes_y,
+					256.0) + 256;
+		}
+		if (v->maximum_swath_height_c > 0.0) {
+			v->swath_width_granularity_c = 256.0 / dcn_bw_ceil2(v->byte_per_pix_detc, 2.0)
+					/ v->maximum_swath_height_c;
+		}
+		v->rounded_up_max_swath_size_bytes_c = (dcn_bw_ceil2(
+				v->swath_width / 2.0 - 1.0,
+				v->swath_width_granularity_c) + v->swath_width_granularity_c)
+				* v->byte_per_pix_detc * v->maximum_swath_height_c;
+		if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_10) {
+			v->rounded_up_max_swath_size_bytes_c = dcn_bw_ceil2(
+					v->rounded_up_max_swath_size_bytes_c,
+					256.0) + 256;
+		}
+		if (v->rounded_up_max_swath_size_bytes_y + v->rounded_up_max_swath_size_bytes_c
+				<= v->det_buffer_size_in_kbyte * 1024.0 / 2.0) {
+			v->swath_height_y[k] = v->maximum_swath_height_y;
+			v->swath_height_c[k] = v->maximum_swath_height_c;
+		} else {
+			v->swath_height_y[k] = v->minimum_swath_height_y;
+			v->swath_height_c[k] = v->minimum_swath_height_c;
+		}
+		if (v->swath_height_c[k] == 0.0) {
+			v->det_buffer_size_y[k] = v->det_buffer_size_in_kbyte * 1024.0;
+			v->det_buffer_size_c[k] = 0.0;
+		} else if (v->swath_height_y[k] <= v->swath_height_c[k]) {
+			v->det_buffer_size_y[k] = v->det_buffer_size_in_kbyte * 1024.0 / 2.0;
+			v->det_buffer_size_c[k] = v->det_buffer_size_in_kbyte * 1024.0 / 2.0;
+		} else {
+			v->det_buffer_size_y[k] = v->det_buffer_size_in_kbyte * 1024.0 * 2.0 / 3.0;
+			v->det_buffer_size_c[k] = v->det_buffer_size_in_kbyte * 1024.0 / 3.0;
+		}
+	}
+}
+void dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(
+		struct dcn_bw_internal_vars *v)
+{
+	int k;
+	/*dispclk and dppclk calculation*/
+
+	v->dispclk_with_ramping = 0.0;
+	v->dispclk_without_ramping = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->h_ratio[k] > 1.0) {
+			v->pscl_throughput[k] = dcn_bw_min2(
+					v->max_dchub_topscl_throughput,
+					v->max_pscl_tolb_throughput * v->h_ratio[k]
+							/ dcn_bw_ceil2(v->htaps[k] / 6.0, 1.0));
+		} else {
+			v->pscl_throughput[k] = dcn_bw_min2(
+					v->max_dchub_topscl_throughput,
+					v->max_pscl_tolb_throughput);
+		}
+		v->dppclk_using_single_dpp_luma = v->pixel_clock[k]
+				* dcn_bw_max3(
+						v->vtaps[k] / 6.0 * dcn_bw_min2(1.0, v->h_ratio[k]),
+						v->h_ratio[k] * v->v_ratio[k]
+								/ v->pscl_throughput[k],
+						1.0);
+		if ((v->source_pixel_format[k] != dcn_bw_yuv420_sub_8
+				&& v->source_pixel_format[k] != dcn_bw_yuv420_sub_10)) {
+			v->pscl_throughput_chroma[k] = 0.0;
+			v->dppclk_using_single_dpp = v->dppclk_using_single_dpp_luma;
+		} else {
+			if (v->h_ratio[k] > 1.0) {
+				v->pscl_throughput_chroma[k] =
+						dcn_bw_min2(
+								v->max_dchub_topscl_throughput,
+								v->max_pscl_tolb_throughput
+										* v->h_ratio[k]
+										/ 2.0
+										/ dcn_bw_ceil2(
+												v->hta_pschroma[k]
+														/ 6.0,
+												1.0));
+			} else {
+				v->pscl_throughput_chroma[k] = dcn_bw_min2(
+						v->max_dchub_topscl_throughput,
+						v->max_pscl_tolb_throughput);
+			}
+			v->dppclk_using_single_dpp_chroma =
+					v->pixel_clock[k]
+							* dcn_bw_max3(
+									v->vta_pschroma[k] / 6.0
+											* dcn_bw_min2(
+													1.0,
+													v->h_ratio[k]
+															/ 2.0),
+									v->h_ratio[k]
+											* v->v_ratio[k]
+											/ 4.0
+											/ v->pscl_throughput_chroma[k],
+									1.0);
+			v->dppclk_using_single_dpp = dcn_bw_max2(
+					v->dppclk_using_single_dpp_luma,
+					v->dppclk_using_single_dpp_chroma);
+		}
+		if (v->odm_capable == dcn_bw_yes) {
+			v->dispclk_with_ramping =
+					dcn_bw_max2(
+							v->dispclk_with_ramping,
+							dcn_bw_max2(
+									v->dppclk_using_single_dpp
+											/ v->dpp_per_plane[k]
+											* v->dispclk_dppclk_ratio,
+									v->pixel_clock[k]
+											/ v->dpp_per_plane[k])
+									* (1.0
+											+ v->downspreading
+													/ 100.0)
+									* (1.0
+											+ v->dispclk_ramping_margin
+													/ 100.0));
+			v->dispclk_without_ramping = dcn_bw_max2(
+					v->dispclk_without_ramping,
+					dcn_bw_max2(
+							v->dppclk_using_single_dpp
+									/ v->dpp_per_plane[k]
+									* v->dispclk_dppclk_ratio,
+							v->pixel_clock[k] / v->dpp_per_plane[k])
+							* (1.0 + v->downspreading / 100.0));
+		} else {
+			v->dispclk_with_ramping =
+					dcn_bw_max2(
+							v->dispclk_with_ramping,
+							dcn_bw_max2(
+									v->dppclk_using_single_dpp
+											/ v->dpp_per_plane[k]
+											* v->dispclk_dppclk_ratio,
+									v->pixel_clock[k])
+									* (1.0
+											+ v->downspreading
+													/ 100.0)
+									* (1.0
+											+ v->dispclk_ramping_margin
+													/ 100.0));
+			v->dispclk_without_ramping = dcn_bw_max2(
+					v->dispclk_without_ramping,
+					dcn_bw_max2(
+							v->dppclk_using_single_dpp
+									/ v->dpp_per_plane[k]
+									* v->dispclk_dppclk_ratio,
+							v->pixel_clock[k])
+							* (1.0 + v->downspreading / 100.0));
+		}
+	}
+	if (v->dispclk_without_ramping > v->max_dispclk[number_of_states]) {
+		v->dispclk = v->dispclk_without_ramping;
+	} else if (v->dispclk_with_ramping > v->max_dispclk[number_of_states]) {
+		v->dispclk = v->max_dispclk[number_of_states];
+	} else {
+		v->dispclk = v->dispclk_with_ramping;
+	}
+	v->dppclk = v->dispclk / v->dispclk_dppclk_ratio;
+	/*urgent watermark*/
+
+	v->return_bandwidth_to_dcn = dcn_bw_min2(
+			v->return_bus_width * v->dcfclk,
+			v->fabric_and_dram_bandwidth * 1000.0
+					* v->percent_of_ideal_drambw_received_after_urg_latency
+					/ 100.0);
+	v->dcc_enabled_any_plane = dcn_bw_no;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->dcc_enabled_any_plane = dcn_bw_yes;
+		}
+	}
+	v->return_bw = v->return_bandwidth_to_dcn;
+	if (v->dcc_enabled_any_plane == dcn_bw_yes
+			&& v->return_bandwidth_to_dcn > v->dcfclk * v->return_bus_width / 4.0) {
+		v->return_bw =
+				dcn_bw_min2(
+						v->return_bw,
+						v->return_bandwidth_to_dcn * 4.0
+								* (1.0
+										- v->urgent_latency
+												/ ((v->rob_buffer_size_in_kbyte
+														- v->pixel_chunk_size_in_kbyte)
+														* 1024.0
+														/ (v->return_bandwidth_to_dcn
+																- v->dcfclk
+																		* v->return_bus_width
+																		/ 4.0)
+														+ v->urgent_latency)));
+	}
+	v->critical_compression = 2.0 * v->return_bus_width * v->dcfclk * v->urgent_latency
+			/ (v->return_bandwidth_to_dcn * v->urgent_latency
+					+ (v->rob_buffer_size_in_kbyte
+							- v->pixel_chunk_size_in_kbyte) * 1024.0);
+	if (v->dcc_enabled_any_plane == dcn_bw_yes && v->critical_compression > 1.0
+			&& v->critical_compression < 4.0) {
+		v->return_bw =
+				dcn_bw_min2(
+						v->return_bw,
+						dcn_bw_pow(
+								4.0 * v->return_bandwidth_to_dcn
+										* (v->rob_buffer_size_in_kbyte
+												- v->pixel_chunk_size_in_kbyte)
+										* 1024.0
+										* v->return_bus_width
+										* v->dcfclk
+										* v->urgent_latency
+										/ (v->return_bandwidth_to_dcn
+												* v->urgent_latency
+												+ (v->rob_buffer_size_in_kbyte
+														- v->pixel_chunk_size_in_kbyte)
+														* 1024.0),
+								2));
+	}
+	v->return_bandwidth_to_dcn = dcn_bw_min2(
+			v->return_bus_width * v->dcfclk,
+			v->fabric_and_dram_bandwidth * 1000.0);
+	if (v->dcc_enabled_any_plane == dcn_bw_yes
+			&& v->return_bandwidth_to_dcn > v->dcfclk * v->return_bus_width / 4.0) {
+		v->return_bw =
+				dcn_bw_min2(
+						v->return_bw,
+						v->return_bandwidth_to_dcn * 4.0
+								* (1.0
+										- v->urgent_latency
+												/ ((v->rob_buffer_size_in_kbyte
+														- v->pixel_chunk_size_in_kbyte)
+														* 1024.0
+														/ (v->return_bandwidth_to_dcn
+																- v->dcfclk
+																		* v->return_bus_width
+																		/ 4.0)
+														+ v->urgent_latency)));
+	}
+	v->critical_compression = 2.0 * v->return_bus_width * v->dcfclk * v->urgent_latency
+			/ (v->return_bandwidth_to_dcn * v->urgent_latency
+					+ (v->rob_buffer_size_in_kbyte
+							- v->pixel_chunk_size_in_kbyte) * 1024.0);
+	if (v->dcc_enabled_any_plane == dcn_bw_yes && v->critical_compression > 1.0
+			&& v->critical_compression < 4.0) {
+		v->return_bw =
+				dcn_bw_min2(
+						v->return_bw,
+						dcn_bw_pow(
+								4.0 * v->return_bandwidth_to_dcn
+										* (v->rob_buffer_size_in_kbyte
+												- v->pixel_chunk_size_in_kbyte)
+										* 1024.0
+										* v->return_bus_width
+										* v->dcfclk
+										* v->urgent_latency
+										/ (v->return_bandwidth_to_dcn
+												* v->urgent_latency
+												+ (v->rob_buffer_size_in_kbyte
+														- v->pixel_chunk_size_in_kbyte)
+														* 1024.0),
+								2));
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->source_scan[k] == dcn_bw_hor) {
+			v->swath_width_y[k] = v->viewport_width[k] / v->dpp_per_plane[k];
+		} else {
+			v->swath_width_y[k] = v->viewport_height[k] / v->dpp_per_plane[k];
+		}
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
+			v->byte_per_pixel_dety[k] = 8.0;
+			v->byte_per_pixel_detc[k] = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_32) {
+			v->byte_per_pixel_dety[k] = 4.0;
+			v->byte_per_pixel_detc[k] = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_16) {
+			v->byte_per_pixel_dety[k] = 2.0;
+			v->byte_per_pixel_detc[k] = 0.0;
+		} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
+			v->byte_per_pixel_dety[k] = 1.0;
+			v->byte_per_pixel_detc[k] = 2.0;
+		} else {
+			v->byte_per_pixel_dety[k] = 4.0f / 3;
+			v->byte_per_pixel_detc[k] = 8.0f / 3;
+		}
+	}
+	v->total_data_read_bandwidth = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->read_bandwidth_plane_luma[k] = v->swath_width_y[k] * v->dpp_per_plane[k]
+				* dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0)
+				/ (v->htotal[k] / v->pixel_clock[k]) * v->v_ratio[k];
+		v->read_bandwidth_plane_chroma[k] = v->swath_width_y[k] / 2.0 * v->dpp_per_plane[k]
+				* dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0)
+				/ (v->htotal[k] / v->pixel_clock[k]) * v->v_ratio[k] / 2.0;
+		v->total_data_read_bandwidth = v->total_data_read_bandwidth
+				+ v->read_bandwidth_plane_luma[k]
+				+ v->read_bandwidth_plane_chroma[k];
+	}
+	v->total_active_dpp = 0.0;
+	v->total_dcc_active_dpp = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->total_active_dpp = v->total_active_dpp + v->dpp_per_plane[k];
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->total_dcc_active_dpp = v->total_dcc_active_dpp + v->dpp_per_plane[k];
+		}
+	}
+	v->urgent_round_trip_and_out_of_order_latency = (v->round_trip_ping_latency_cycles + 32.0)
+			/ v->dcfclk
+			+ v->urgent_out_of_order_return_per_channel * v->number_of_channels
+					/ v->return_bw;
+	v->last_pixel_of_line_extra_watermark = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->v_ratio[k] <= 1.0) {
+			v->display_pipe_line_delivery_time_luma[k] = v->swath_width_y[k]
+					* v->dpp_per_plane[k] / v->h_ratio[k] / v->pixel_clock[k];
+		} else {
+			v->display_pipe_line_delivery_time_luma[k] = v->swath_width_y[k]
+					/ v->pscl_throughput[k] / v->dppclk;
+		}
+		v->data_fabric_line_delivery_time_luma =
+				v->swath_width_y[k] * v->swath_height_y[k]
+						* dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0)
+						/ (v->return_bw * v->read_bandwidth_plane_luma[k]
+								/ v->dpp_per_plane[k]
+								/ v->total_data_read_bandwidth);
+		v->last_pixel_of_line_extra_watermark = dcn_bw_max2(
+				v->last_pixel_of_line_extra_watermark,
+				v->data_fabric_line_delivery_time_luma
+						- v->display_pipe_line_delivery_time_luma[k]);
+		if (v->byte_per_pixel_detc[k] == 0.0) {
+			v->display_pipe_line_delivery_time_chroma[k] = 0.0;
+		} else {
+			if (v->v_ratio[k] / 2.0 <= 1.0) {
+				v->display_pipe_line_delivery_time_chroma[k] = v->swath_width_y[k]
+						/ 2.0 * v->dpp_per_plane[k] / (v->h_ratio[k] / 2.0)
+						/ v->pixel_clock[k];
+			} else {
+				v->display_pipe_line_delivery_time_chroma[k] = v->swath_width_y[k]
+						/ 2.0 / v->pscl_throughput_chroma[k] / v->dppclk;
+			}
+			v->data_fabric_line_delivery_time_chroma = v->swath_width_y[k] / 2.0
+					* v->swath_height_c[k]
+					* dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0)
+					/ (v->return_bw * v->read_bandwidth_plane_chroma[k]
+							/ v->dpp_per_plane[k]
+							/ v->total_data_read_bandwidth);
+			v->last_pixel_of_line_extra_watermark =
+					dcn_bw_max2(
+							v->last_pixel_of_line_extra_watermark,
+							v->data_fabric_line_delivery_time_chroma
+									- v->display_pipe_line_delivery_time_chroma[k]);
+		}
+	}
+	v->urgent_extra_latency = v->urgent_round_trip_and_out_of_order_latency
+			+ (v->total_active_dpp * v->pixel_chunk_size_in_kbyte
+					+ v->total_dcc_active_dpp * v->meta_chunk_size) * 1024.0
+					/ v->return_bw;
+	if (v->pte_enable == dcn_bw_yes) {
+		v->urgent_extra_latency = v->urgent_extra_latency
+				+ v->total_active_dpp * v->pte_chunk_size * 1024.0 / v->return_bw;
+	}
+	v->urgent_watermark = v->urgent_latency + v->last_pixel_of_line_extra_watermark
+			+ v->urgent_extra_latency;
+	v->ptemeta_urgent_watermark = v->urgent_watermark + 2.0 * v->urgent_latency;
+	/*nb p-state/dram clock change watermark*/
+
+	v->dram_clock_change_watermark = v->dram_clock_change_latency + v->urgent_watermark;
+	v->total_active_writeback = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->output[k] == dcn_bw_writeback) {
+			v->total_active_writeback = v->total_active_writeback + 1.0;
+		}
+	}
+	if (v->total_active_writeback <= 1.0) {
+		v->writeback_dram_clock_change_watermark = v->dram_clock_change_latency
+				+ v->write_back_latency;
+	} else {
+		v->writeback_dram_clock_change_watermark = v->dram_clock_change_latency
+				+ v->write_back_latency
+				+ v->writeback_chunk_size * 1024.0 / 32.0 / v->socclk;
+	}
+	/*stutter efficiency*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->lines_in_dety[k] = v->det_buffer_size_y[k] / v->byte_per_pixel_dety[k]
+				/ v->swath_width_y[k];
+		v->lines_in_dety_rounded_down_to_swath[k] = dcn_bw_floor2(
+				v->lines_in_dety[k],
+				v->swath_height_y[k]);
+		v->full_det_buffering_time_y[k] = v->lines_in_dety_rounded_down_to_swath[k]
+				* (v->htotal[k] / v->pixel_clock[k]) / v->v_ratio[k];
+		if (v->byte_per_pixel_detc[k] > 0.0) {
+			v->lines_in_detc[k] = v->det_buffer_size_c[k] / v->byte_per_pixel_detc[k]
+					/ (v->swath_width_y[k] / 2.0);
+			v->lines_in_detc_rounded_down_to_swath[k] = dcn_bw_floor2(
+					v->lines_in_detc[k],
+					v->swath_height_c[k]);
+			v->full_det_buffering_time_c[k] = v->lines_in_detc_rounded_down_to_swath[k]
+					* (v->htotal[k] / v->pixel_clock[k])
+					/ (v->v_ratio[k] / 2.0);
+		} else {
+			v->lines_in_detc[k] = 0.0;
+			v->lines_in_detc_rounded_down_to_swath[k] = 0.0;
+			v->full_det_buffering_time_c[k] = 999999.0;
+		}
+	}
+	v->min_full_det_buffering_time = 999999.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->full_det_buffering_time_y[k] < v->min_full_det_buffering_time) {
+			v->min_full_det_buffering_time = v->full_det_buffering_time_y[k];
+			v->frame_time_for_min_full_det_buffering_time = v->vtotal[k] * v->htotal[k]
+					/ v->pixel_clock[k];
+		}
+		if (v->full_det_buffering_time_c[k] < v->min_full_det_buffering_time) {
+			v->min_full_det_buffering_time = v->full_det_buffering_time_c[k];
+			v->frame_time_for_min_full_det_buffering_time = v->vtotal[k] * v->htotal[k]
+					/ v->pixel_clock[k];
+		}
+	}
+	v->average_read_bandwidth_gbyte_per_second = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->average_read_bandwidth_gbyte_per_second =
+					v->average_read_bandwidth_gbyte_per_second
+							+ v->read_bandwidth_plane_luma[k]
+									/ v->dcc_rate[k] / 1000.0
+							+ v->read_bandwidth_plane_chroma[k]
+									/ v->dcc_rate[k] / 1000.0;
+		} else {
+			v->average_read_bandwidth_gbyte_per_second =
+					v->average_read_bandwidth_gbyte_per_second
+							+ v->read_bandwidth_plane_luma[k] / 1000.0
+							+ v->read_bandwidth_plane_chroma[k]
+									/ 1000.0;
+		}
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->average_read_bandwidth_gbyte_per_second =
+					v->average_read_bandwidth_gbyte_per_second
+							+ v->read_bandwidth_plane_luma[k] / 1000.0
+									/ 256.0
+							+ v->read_bandwidth_plane_chroma[k] / 1000.0
+									/ 256.0;
+		}
+		if (v->pte_enable == dcn_bw_yes) {
+			v->average_read_bandwidth_gbyte_per_second =
+					v->average_read_bandwidth_gbyte_per_second
+							+ v->read_bandwidth_plane_luma[k] / 1000.0
+									/ 512.0
+							+ v->read_bandwidth_plane_chroma[k] / 1000.0
+									/ 512.0;
+		}
+	}
+	v->part_of_burst_that_fits_in_rob = dcn_bw_min2(
+			v->min_full_det_buffering_time * v->total_data_read_bandwidth,
+			v->rob_buffer_size_in_kbyte * 1024.0 * v->total_data_read_bandwidth
+					/ (v->average_read_bandwidth_gbyte_per_second * 1000.0));
+	v->stutter_burst_time = v->part_of_burst_that_fits_in_rob
+			* (v->average_read_bandwidth_gbyte_per_second * 1000.0)
+			/ v->total_data_read_bandwidth / v->return_bw
+			+ (v->min_full_det_buffering_time * v->total_data_read_bandwidth
+					- v->part_of_burst_that_fits_in_rob) / (v->dcfclk * 64.0);
+	if (v->total_active_writeback == 0.0) {
+		v->stutter_efficiency_not_including_vblank = (1.0
+				- (v->sr_exit_time + v->stutter_burst_time)
+						/ v->min_full_det_buffering_time) * 100.0;
+	} else {
+		v->stutter_efficiency_not_including_vblank = 0.0;
+	}
+	v->smallest_vblank = 999999.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->synchronized_vblank == dcn_bw_yes || v->number_of_active_planes == 1) {
+			v->v_blank_time = (v->vtotal[k] - v->vactive[k]) * v->htotal[k]
+					/ v->pixel_clock[k];
+		} else {
+			v->v_blank_time = 0.0;
+		}
+		v->smallest_vblank = dcn_bw_min2(v->smallest_vblank, v->v_blank_time);
+	}
+	v->stutter_efficiency = (v->stutter_efficiency_not_including_vblank / 100.0
+			* (v->frame_time_for_min_full_det_buffering_time - v->smallest_vblank)
+			+ v->smallest_vblank) / v->frame_time_for_min_full_det_buffering_time
+			* 100.0;
+	/*dcfclk deep sleep*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->byte_per_pixel_detc[k] > 0.0) {
+			v->dcfclk_deep_sleep_per_plane[k] =
+					dcn_bw_max2(
+							1.1 * v->swath_width_y[k]
+									* dcn_bw_ceil2(
+											v->byte_per_pixel_dety[k],
+											1.0) / 32.0
+									/ v->display_pipe_line_delivery_time_luma[k],
+							1.1 * v->swath_width_y[k] / 2.0
+									* dcn_bw_ceil2(
+											v->byte_per_pixel_detc[k],
+											2.0) / 32.0
+									/ v->display_pipe_line_delivery_time_chroma[k]);
+		} else {
+			v->dcfclk_deep_sleep_per_plane[k] = 1.1 * v->swath_width_y[k]
+					* dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0) / 64.0
+					/ v->display_pipe_line_delivery_time_luma[k];
+		}
+		v->dcfclk_deep_sleep_per_plane[k] = dcn_bw_max2(
+				v->dcfclk_deep_sleep_per_plane[k],
+				v->pixel_clock[k] / 16.0);
+	}
+	v->dcf_clk_deep_sleep = 8.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->dcf_clk_deep_sleep = dcn_bw_max2(
+				v->dcf_clk_deep_sleep,
+				v->dcfclk_deep_sleep_per_plane[k]);
+	}
+	/*stutter watermark*/
+
+	v->stutter_exit_watermark = v->sr_exit_time + v->last_pixel_of_line_extra_watermark
+			+ v->urgent_extra_latency + 10.0 / v->dcf_clk_deep_sleep;
+	v->stutter_enter_plus_exit_watermark = v->sr_enter_plus_exit_time
+			+ v->last_pixel_of_line_extra_watermark + v->urgent_extra_latency;
+	/*urgent latency supported*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->effective_det_plus_lb_lines_luma =
+				dcn_bw_floor2(
+						v->lines_in_dety[k]
+								+ dcn_bw_min2(
+										v->lines_in_dety[k]
+												* v->dppclk
+												* v->byte_per_pixel_dety[k]
+												* v->pscl_throughput[k]
+												/ (v->return_bw
+														/ v->dpp_per_plane[k]),
+										v->effective_lb_latency_hiding_source_lines_luma),
+						v->swath_height_y[k]);
+		v->urgent_latency_support_us_luma = v->effective_det_plus_lb_lines_luma
+				* (v->htotal[k] / v->pixel_clock[k]) / v->v_ratio[k]
+				- v->effective_det_plus_lb_lines_luma * v->swath_width_y[k]
+						* v->byte_per_pixel_dety[k]
+						/ (v->return_bw / v->dpp_per_plane[k]);
+		if (v->byte_per_pixel_detc[k] > 0.0) {
+			v->effective_det_plus_lb_lines_chroma =
+					dcn_bw_floor2(
+							v->lines_in_detc[k]
+									+ dcn_bw_min2(
+											v->lines_in_detc[k]
+													* v->dppclk
+													* v->byte_per_pixel_detc[k]
+													* v->pscl_throughput_chroma[k]
+													/ (v->return_bw
+															/ v->dpp_per_plane[k]),
+											v->effective_lb_latency_hiding_source_lines_chroma),
+							v->swath_height_c[k]);
+			v->urgent_latency_support_us_chroma = v->effective_det_plus_lb_lines_chroma
+					* (v->htotal[k] / v->pixel_clock[k]) / (v->v_ratio[k] / 2.0)
+					- v->effective_det_plus_lb_lines_chroma
+							* (v->swath_width_y[k] / 2.0)
+							* v->byte_per_pixel_detc[k]
+							/ (v->return_bw / v->dpp_per_plane[k]);
+			v->urgent_latency_support_us[k] = dcn_bw_min2(
+					v->urgent_latency_support_us_luma,
+					v->urgent_latency_support_us_chroma);
+		} else {
+			v->urgent_latency_support_us[k] = v->urgent_latency_support_us_luma;
+		}
+	}
+	v->min_urgent_latency_support_us = 999999.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->min_urgent_latency_support_us = dcn_bw_min2(
+				v->min_urgent_latency_support_us,
+				v->urgent_latency_support_us[k]);
+	}
+	/*non-urgent latency tolerance*/
+
+	v->non_urgent_latency_tolerance = v->min_urgent_latency_support_us - v->urgent_watermark;
+	/*prefetch*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if ((v->source_pixel_format[k] == dcn_bw_rgb_sub_64
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_32
+				|| v->source_pixel_format[k] == dcn_bw_rgb_sub_16)) {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->block_height256_bytes_y = 1.0;
+			} else if (v->source_pixel_format[k] == dcn_bw_rgb_sub_64) {
+				v->block_height256_bytes_y = 4.0;
+			} else {
+				v->block_height256_bytes_y = 8.0;
+			}
+			v->block_height256_bytes_c = 0.0;
+		} else {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->block_height256_bytes_y = 1.0;
+				v->block_height256_bytes_c = 1.0;
+			} else if (v->source_pixel_format[k] == dcn_bw_yuv420_sub_8) {
+				v->block_height256_bytes_y = 16.0;
+				v->block_height256_bytes_c = 8.0;
+			} else {
+				v->block_height256_bytes_y = 8.0;
+				v->block_height256_bytes_c = 8.0;
+			}
+		}
+		if (v->dcc_enable[k] == dcn_bw_yes) {
+			v->meta_request_width_y = 64.0 * 256.0
+					/ dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0)
+					/ (8.0 * v->block_height256_bytes_y);
+			v->meta_surf_width_y = dcn_bw_ceil2(
+					v->swath_width_y[k] - 1.0,
+					v->meta_request_width_y) + v->meta_request_width_y;
+			v->meta_surf_height_y = dcn_bw_ceil2(
+					v->viewport_height[k] - 1.0,
+					8.0 * v->block_height256_bytes_y)
+					+ 8.0 * v->block_height256_bytes_y;
+			if (v->pte_enable == dcn_bw_yes) {
+				v->meta_pte_bytes_frame_y =
+						(dcn_bw_ceil2(
+								(v->meta_surf_width_y
+										* v->meta_surf_height_y
+										* dcn_bw_ceil2(
+												v->byte_per_pixel_dety[k],
+												1.0)
+										/ 256.0 - 4096.0)
+										/ 8.0 / 4096.0,
+								1.0) + 1) * 64.0;
+			} else {
+				v->meta_pte_bytes_frame_y = 0.0;
+			}
+			if (v->source_scan[k] == dcn_bw_hor) {
+				v->meta_row_byte_y = v->meta_surf_width_y * 8.0
+						* v->block_height256_bytes_y
+						* dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0) / 256.0;
+			} else {
+				v->meta_row_byte_y = v->meta_surf_height_y * v->meta_request_width_y
+						* dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0) / 256.0;
+			}
+		} else {
+			v->meta_pte_bytes_frame_y = 0.0;
+			v->meta_row_byte_y = 0.0;
+		}
+		if (v->pte_enable == dcn_bw_yes) {
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->macro_tile_size_byte_y = 256.0;
+				v->macro_tile_height_y = 1.0;
+			} else if (v->source_surface_mode[k] == dcn_bw_sw_4_kb_s
+					|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_s_x
+					|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_d
+					|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_d_x) {
+				v->macro_tile_size_byte_y = 4096.0;
+				v->macro_tile_height_y = 4.0 * v->block_height256_bytes_y;
+			} else if (v->source_surface_mode[k] == dcn_bw_sw_64_kb_s
+					|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_s_t
+					|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_s_x
+					|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d
+					|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_t
+					|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_x) {
+				v->macro_tile_size_byte_y = 64.0 * 1024;
+				v->macro_tile_height_y = 16.0 * v->block_height256_bytes_y;
+			} else {
+				v->macro_tile_size_byte_y = 256.0 * 1024;
+				v->macro_tile_height_y = 32.0 * v->block_height256_bytes_y;
+			}
+			if (v->macro_tile_size_byte_y <= 65536.0) {
+				v->pixel_pte_req_height_y = v->macro_tile_height_y;
+			} else {
+				v->pixel_pte_req_height_y = 16.0 * v->block_height256_bytes_y;
+			}
+			v->pixel_pte_req_width_y = 4096.0 / dcn_bw_ceil2(v->byte_per_pixel_dety[k], 1.0)
+					/ v->pixel_pte_req_height_y * 8;
+			if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+				v->pixel_pte_bytes_per_row_y =
+						64.0
+								* (dcn_bw_ceil2(
+										(v->swath_width_y[k]
+												* dcn_bw_min2(
+														128.0,
+														dcn_bw_pow(
+																2.0,
+																dcn_bw_floor2(
+																		dcn_bw_log(
+																				v->pte_buffer_size_in_requests
+																						* v->pixel_pte_req_width_y
+																						/ v->swath_width_y[k],
+																				2.0),
+																		1.0)))
+												- 1.0)
+												/ v->pixel_pte_req_width_y,
+										1.0) + 1);
+			} else if (v->source_scan[k] == dcn_bw_hor) {
+				v->pixel_pte_bytes_per_row_y =
+						64.0
+								* (dcn_bw_ceil2(
+										(v->swath_width_y[k]
+												- 1.0)
+												/ v->pixel_pte_req_width_y,
+										1.0) + 1);
+			} else {
+				v->pixel_pte_bytes_per_row_y =
+						64.0
+								* (dcn_bw_ceil2(
+										(v->viewport_height[k]
+												- 1.0)
+												/ v->pixel_pte_req_height_y,
+										1.0) + 1);
+			}
+		} else {
+			v->pixel_pte_bytes_per_row_y = 0.0;
+		}
+		if ((v->source_pixel_format[k] != dcn_bw_rgb_sub_64
+				&& v->source_pixel_format[k] != dcn_bw_rgb_sub_32
+				&& v->source_pixel_format[k] != dcn_bw_rgb_sub_16)) {
+			if (v->dcc_enable[k] == dcn_bw_yes) {
+				v->meta_request_width_c = 64.0 * 256.0
+						/ dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0)
+						/ (8.0 * v->block_height256_bytes_c);
+				v->meta_surf_width_c = dcn_bw_ceil2(
+						v->swath_width_y[k] / 2.0 - 1.0,
+						v->meta_request_width_c) + v->meta_request_width_c;
+				v->meta_surf_height_c = dcn_bw_ceil2(
+						v->viewport_height[k] / 2.0 - 1.0,
+						8.0 * v->block_height256_bytes_c)
+						+ 8.0 * v->block_height256_bytes_c;
+				if (v->pte_enable == dcn_bw_yes) {
+					v->meta_pte_bytes_frame_c =
+							(dcn_bw_ceil2(
+									(v->meta_surf_width_c
+											* v->meta_surf_height_c
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_detc[k],
+													2.0)
+											/ 256.0
+											- 4096.0)
+											/ 8.0
+											/ 4096.0,
+									1.0) + 1) * 64.0;
+				} else {
+					v->meta_pte_bytes_frame_c = 0.0;
+				}
+				if (v->source_scan[k] == dcn_bw_hor) {
+					v->meta_row_byte_c = v->meta_surf_width_c * 8.0
+							* v->block_height256_bytes_c
+							* dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0)
+							/ 256.0;
+				} else {
+					v->meta_row_byte_c = v->meta_surf_height_c
+							* v->meta_request_width_c
+							* dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0)
+							/ 256.0;
+				}
+			} else {
+				v->meta_pte_bytes_frame_c = 0.0;
+				v->meta_row_byte_c = 0.0;
+			}
+			if (v->pte_enable == dcn_bw_yes) {
+				if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+					v->macro_tile_size_bytes_c = 256.0;
+					v->macro_tile_height_c = 1.0;
+				} else if (v->source_surface_mode[k] == dcn_bw_sw_4_kb_s
+						|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_s_x
+						|| v->source_surface_mode[k] == dcn_bw_sw_4_kb_d
+						|| v->source_surface_mode[k]
+								== dcn_bw_sw_4_kb_d_x) {
+					v->macro_tile_size_bytes_c = 4096.0;
+					v->macro_tile_height_c = 4.0 * v->block_height256_bytes_c;
+				} else if (v->source_surface_mode[k] == dcn_bw_sw_64_kb_s
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_s_t
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_s_x
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d
+						|| v->source_surface_mode[k] == dcn_bw_sw_64_kb_d_t
+						|| v->source_surface_mode[k]
+								== dcn_bw_sw_64_kb_d_x) {
+					v->macro_tile_size_bytes_c = 64.0 * 1024;
+					v->macro_tile_height_c = 16.0 * v->block_height256_bytes_c;
+				} else {
+					v->macro_tile_size_bytes_c = 256.0 * 1024;
+					v->macro_tile_height_c = 32.0 * v->block_height256_bytes_c;
+				}
+				if (v->macro_tile_size_bytes_c <= 65536.0) {
+					v->pixel_pte_req_height_c = v->macro_tile_height_c;
+				} else {
+					v->pixel_pte_req_height_c = 16.0
+							* v->block_height256_bytes_c;
+				}
+				v->pixel_pte_req_width_c = 4096.0
+						/ dcn_bw_ceil2(v->byte_per_pixel_detc[k], 2.0)
+						/ v->pixel_pte_req_height_c * 8;
+				if (v->source_surface_mode[k] == dcn_bw_sw_linear) {
+					v->pixel_pte_bytes_per_row_c =
+							64.0
+									* (dcn_bw_ceil2(
+											(v->swath_width_y[k]
+													/ 2.0
+													* dcn_bw_min2(
+															128.0,
+															dcn_bw_pow(
+																	2.0,
+																	dcn_bw_floor2(
+																			dcn_bw_log(
+																					v->pte_buffer_size_in_requests
+																							* v->pixel_pte_req_width_c
+																							/ (v->swath_width_y[k]
+																									/ 2.0),
+																					2.0),
+																			1.0)))
+													- 1.0)
+													/ v->pixel_pte_req_width_c,
+											1.0) + 1);
+				} else if (v->source_scan[k] == dcn_bw_hor) {
+					v->pixel_pte_bytes_per_row_c =
+							64.0
+									* (dcn_bw_ceil2(
+											(v->swath_width_y[k]
+													/ 2.0
+													- 1.0)
+													/ v->pixel_pte_req_width_c,
+											1.0) + 1);
+				} else {
+					v->pixel_pte_bytes_per_row_c =
+							64.0
+									* (dcn_bw_ceil2(
+											(v->viewport_height[k]
+													/ 2.0
+													- 1.0)
+													/ v->pixel_pte_req_height_c,
+											1.0) + 1);
+				}
+			} else {
+				v->pixel_pte_bytes_per_row_c = 0.0;
+			}
+		} else {
+			v->pixel_pte_bytes_per_row_c = 0.0;
+			v->meta_pte_bytes_frame_c = 0.0;
+			v->meta_row_byte_c = 0.0;
+		}
+		v->pixel_pte_bytes_per_row[k] = v->pixel_pte_bytes_per_row_y
+				+ v->pixel_pte_bytes_per_row_c;
+		v->meta_pte_bytes_frame[k] = v->meta_pte_bytes_frame_y + v->meta_pte_bytes_frame_c;
+		v->meta_row_byte[k] = v->meta_row_byte_y + v->meta_row_byte_c;
+		v->v_init_pre_fill_y[k] = dcn_bw_floor2(
+				(v->v_ratio[k] + v->vtaps[k] + 1.0
+						+ v->interlace_output[k] * 0.5 * v->v_ratio[k])
+						/ 2.0,
+				1.0);
+		v->max_num_swath_y[k] = dcn_bw_ceil2(
+				(v->v_init_pre_fill_y[k] - 1.0) / v->swath_height_y[k],
+				1.0) + 1;
+		if (v->v_init_pre_fill_y[k] > 1.0) {
+			v->max_partial_swath_y = dcn_bw_mod(
+					(v->v_init_pre_fill_y[k] - 2.0),
+					v->swath_height_y[k]);
+		} else {
+			v->max_partial_swath_y = dcn_bw_mod(
+					(v->v_init_pre_fill_y[k] + v->swath_height_y[k] - 2.0),
+					v->swath_height_y[k]);
+		}
+		v->max_partial_swath_y = dcn_bw_max2(1.0, v->max_partial_swath_y);
+		v->prefetch_source_lines_y[k] = v->max_num_swath_y[k] * v->swath_height_y[k]
+				+ v->max_partial_swath_y;
+		if ((v->source_pixel_format[k] != dcn_bw_rgb_sub_64
+				&& v->source_pixel_format[k] != dcn_bw_rgb_sub_32
+				&& v->source_pixel_format[k] != dcn_bw_rgb_sub_16)) {
+			v->v_init_pre_fill_c[k] = dcn_bw_floor2(
+					(v->v_ratio[k] / 2.0 + v->vtaps[k] + 1.0
+							+ v->interlace_output[k] * 0.5
+									* v->v_ratio[k] / 2.0)
+							/ 2.0,
+					1.0);
+			v->max_num_swath_c[k] = dcn_bw_ceil2(
+					(v->v_init_pre_fill_c[k] - 1.0) / v->swath_height_c[k],
+					1.0) + 1;
+			if (v->v_init_pre_fill_c[k] > 1.0) {
+				v->max_partial_swath_c = dcn_bw_mod(
+						(v->v_init_pre_fill_c[k] - 2.0),
+						v->swath_height_c[k]);
+			} else {
+				v->max_partial_swath_c = dcn_bw_mod(
+						(v->v_init_pre_fill_c[k] + v->swath_height_c[k]
+								- 2.0),
+						v->swath_height_c[k]);
+			}
+			v->max_partial_swath_c = dcn_bw_max2(1.0, v->max_partial_swath_c);
+		} else {
+			v->max_num_swath_c[k] = 0.0;
+			v->max_partial_swath_c = 0.0;
+		}
+		v->prefetch_source_lines_c[k] = v->max_num_swath_c[k] * v->swath_height_c[k]
+				+ v->max_partial_swath_c;
+	}
+	v->t_calc = 24.0 / v->dcf_clk_deep_sleep;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one
+				== dcn_bw_yes) {
+			v->max_vstartup_lines[k] = v->vtotal[k] - v->vactive[k] - 1.0;
+		} else {
+			v->max_vstartup_lines[k] = v->v_sync_plus_back_porch[k] - 1.0;
+		}
+	}
+	v->next_prefetch_mode = 0.0;
+	do {
+		v->v_startup_lines = 13.0;
+		do {
+			v->planes_with_room_to_increase_vstartup_prefetch_bw_less_than_active_bw =
+					dcn_bw_yes;
+			v->planes_with_room_to_increase_vstartup_vratio_prefetch_more_than4 =
+					dcn_bw_no;
+			v->planes_with_room_to_increase_vstartup_destination_line_times_for_prefetch_less_than2 =
+					dcn_bw_no;
+			v->v_ratio_prefetch_more_than4 = dcn_bw_no;
+			v->destination_line_times_for_prefetch_less_than2 = dcn_bw_no;
+			v->prefetch_mode = v->next_prefetch_mode;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				v->dstx_after_scaler = 90.0 * v->pixel_clock[k] / v->dppclk
+						+ 42.0 * v->pixel_clock[k] / v->dispclk;
+				if (v->dpp_per_plane[k] > 1.0) {
+					v->dstx_after_scaler = v->dstx_after_scaler
+							+ v->scaler_rec_out_width[k] / 2.0;
+				}
+				if (v->output_format[k] == dcn_bw_420) {
+					v->dsty_after_scaler = 1.0;
+				} else {
+					v->dsty_after_scaler = 0.0;
+				}
+				v->v_update_offset_pix = dcn_bw_ceil2(v->htotal[k] / 4.0, 1.0);
+				v->total_repeater_delay_time = v->max_inter_dcn_tile_repeaters
+						* (2.0 / v->dppclk + 3.0 / v->dispclk);
+				v->v_update_width_pix = (14.0 / v->dcf_clk_deep_sleep
+						+ 12.0 / v->dppclk + v->total_repeater_delay_time)
+						* v->pixel_clock[k];
+				v->v_ready_offset_pix = dcn_bw_max2(
+						150.0 / v->dppclk,
+						v->total_repeater_delay_time
+								+ 20.0 / v->dcf_clk_deep_sleep
+								+ 10.0 / v->dppclk)
+						* v->pixel_clock[k];
+				v->t_setup = (v->v_update_offset_pix + v->v_update_width_pix
+						+ v->v_ready_offset_pix) / v->pixel_clock[k];
+				v->v_startup[k] = dcn_bw_min2(
+						v->v_startup_lines,
+						v->max_vstartup_lines[k]);
+				if (v->prefetch_mode == 0.0) {
+					v->t_wait = dcn_bw_max3(
+							v->dram_clock_change_latency
+									+ v->urgent_latency,
+							v->sr_enter_plus_exit_time,
+							v->urgent_latency);
+				} else if (v->prefetch_mode == 1.0) {
+					v->t_wait = dcn_bw_max2(
+							v->sr_enter_plus_exit_time,
+							v->urgent_latency);
+				} else {
+					v->t_wait = v->urgent_latency;
+				}
+				v->destination_lines_for_prefetch[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->v_startup[k]
+												- v->t_wait
+														/ (v->htotal[k]
+																/ v->pixel_clock[k])
+												- (v->t_calc
+														+ v->t_setup)
+														/ (v->htotal[k]
+																/ v->pixel_clock[k])
+												- (v->dsty_after_scaler
+														+ v->dstx_after_scaler
+																/ v->htotal[k])
+												+ 0.125),
+								1.0) / 4;
+				if (v->destination_lines_for_prefetch[k] > 0.0) {
+					v->prefetch_bandwidth[k] =
+							(v->meta_pte_bytes_frame[k]
+									+ 2.0 * v->meta_row_byte[k]
+									+ 2.0
+											* v->pixel_pte_bytes_per_row[k]
+									+ v->prefetch_source_lines_y[k]
+											* v->swath_width_y[k]
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_dety[k],
+													1.0)
+									+ v->prefetch_source_lines_c[k]
+											* v->swath_width_y[k]
+											/ 2.0
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_detc[k],
+													2.0))
+									/ (v->destination_lines_for_prefetch[k]
+											* v->htotal[k]
+											/ v->pixel_clock[k]);
+				} else {
+					v->prefetch_bandwidth[k] = 999999.0;
+				}
+			}
+			v->bandwidth_available_for_immediate_flip = v->return_bw;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				v->bandwidth_available_for_immediate_flip =
+						v->bandwidth_available_for_immediate_flip
+								- dcn_bw_max2(
+										v->read_bandwidth_plane_luma[k]
+												+ v->read_bandwidth_plane_chroma[k],
+										v->prefetch_bandwidth[k]);
+			}
+			v->tot_immediate_flip_bytes = 0.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->immediate_flip_supported == dcn_bw_yes
+						&& (v->source_pixel_format[k] != dcn_bw_yuv420_sub_8
+								&& v->source_pixel_format[k]
+										!= dcn_bw_yuv420_sub_10)) {
+					v->tot_immediate_flip_bytes = v->tot_immediate_flip_bytes
+							+ v->meta_pte_bytes_frame[k]
+							+ v->meta_row_byte[k]
+							+ v->pixel_pte_bytes_per_row[k];
+				}
+			}
+			v->max_rd_bandwidth = 0.0;
+			for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+				if (v->pte_enable == dcn_bw_yes && v->dcc_enable[k] == dcn_bw_yes) {
+					if (v->immediate_flip_supported == dcn_bw_yes
+							&& (v->source_pixel_format[k]
+									!= dcn_bw_yuv420_sub_8
+									&& v->source_pixel_format[k]
+											!= dcn_bw_yuv420_sub_10)) {
+						v->time_for_fetching_meta_pte =
+								dcn_bw_max5(
+										v->meta_pte_bytes_frame[k]
+												/ v->prefetch_bandwidth[k],
+										v->meta_pte_bytes_frame[k]
+												* v->tot_immediate_flip_bytes
+												/ (v->bandwidth_available_for_immediate_flip
+														* (v->meta_pte_bytes_frame[k]
+																+ v->meta_row_byte[k]
+																+ v->pixel_pte_bytes_per_row[k])),
+										v->urgent_extra_latency,
+										v->urgent_latency,
+										v->htotal[k]
+												/ v->pixel_clock[k]
+												/ 4.0);
+					} else {
+						v->time_for_fetching_meta_pte =
+								dcn_bw_max3(
+										v->meta_pte_bytes_frame[k]
+												/ v->prefetch_bandwidth[k],
+										v->urgent_extra_latency,
+										v->htotal[k]
+												/ v->pixel_clock[k]
+												/ 4.0);
+					}
+				} else {
+					v->time_for_fetching_meta_pte = v->htotal[k]
+							/ v->pixel_clock[k] / 4.0;
+				}
+				v->destination_lines_to_request_vm_inv_blank[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->time_for_fetching_meta_pte
+												/ (v->htotal[k]
+														/ v->pixel_clock[k])
+												+ 0.125),
+								1.0) / 4;
+				if ((v->pte_enable == dcn_bw_yes || v->dcc_enable[k] == dcn_bw_yes)) {
+					if (v->immediate_flip_supported == dcn_bw_yes
+							&& (v->source_pixel_format[k]
+									!= dcn_bw_yuv420_sub_8
+									&& v->source_pixel_format[k]
+											!= dcn_bw_yuv420_sub_10)) {
+						v->time_for_fetching_row_in_vblank =
+								dcn_bw_max5(
+										(v->meta_row_byte[k]
+												+ v->pixel_pte_bytes_per_row[k])
+												/ v->prefetch_bandwidth[k],
+										(v->meta_row_byte[k]
+												+ v->pixel_pte_bytes_per_row[k])
+												* v->tot_immediate_flip_bytes
+												/ (v->bandwidth_available_for_immediate_flip
+														* (v->meta_pte_bytes_frame[k]
+																+ v->meta_row_byte[k]
+																+ v->pixel_pte_bytes_per_row[k])),
+										v->urgent_extra_latency,
+										2.0
+												* v->urgent_latency,
+										v->htotal[k]
+												/ v->pixel_clock[k]
+												- v->time_for_fetching_meta_pte);
+					} else {
+						v->time_for_fetching_row_in_vblank =
+								dcn_bw_max3(
+										(v->meta_row_byte[k]
+												+ v->pixel_pte_bytes_per_row[k])
+												/ v->prefetch_bandwidth[k],
+										v->urgent_extra_latency,
+										v->htotal[k]
+												/ v->pixel_clock[k]
+												- v->time_for_fetching_meta_pte);
+					}
+				} else {
+					v->time_for_fetching_row_in_vblank =
+							dcn_bw_max2(
+									v->urgent_extra_latency
+											- v->time_for_fetching_meta_pte,
+									v->htotal[k]
+											/ v->pixel_clock[k]
+											- v->time_for_fetching_meta_pte);
+				}
+				v->destination_lines_to_request_row_in_vblank[k] =
+						dcn_bw_floor2(
+								4.0
+										* (v->time_for_fetching_row_in_vblank
+												/ (v->htotal[k]
+														/ v->pixel_clock[k])
+												+ 0.125),
+								1.0) / 4;
+				v->lines_to_request_prefetch_pixel_data =
+						v->destination_lines_for_prefetch[k]
+								- v->destination_lines_to_request_vm_inv_blank[k]
+								- v->destination_lines_to_request_row_in_vblank[k];
+				if (v->lines_to_request_prefetch_pixel_data > 0.0) {
+					v->v_ratio_prefetch_y[k] = v->prefetch_source_lines_y[k]
+							/ v->lines_to_request_prefetch_pixel_data;
+					if ((v->swath_height_y[k] > 4.0)) {
+						if (v->lines_to_request_prefetch_pixel_data
+								> (v->v_init_pre_fill_y[k] - 3.0)
+										/ 2.0) {
+							v->v_ratio_prefetch_y[k] =
+									dcn_bw_max2(
+											v->v_ratio_prefetch_y[k],
+											v->max_num_swath_y[k]
+													* v->swath_height_y[k]
+													/ (v->lines_to_request_prefetch_pixel_data
+															- (v->v_init_pre_fill_y[k]
+																	- 3.0)
+																	/ 2.0));
+						} else {
+							v->v_ratio_prefetch_y[k] = 999999.0;
+						}
+					}
+				} else {
+					v->v_ratio_prefetch_y[k] = 999999.0;
+				}
+				v->v_ratio_prefetch_y[k] = dcn_bw_max2(v->v_ratio_prefetch_y[k], 1.0);
+				if (v->lines_to_request_prefetch_pixel_data > 0.0) {
+					v->v_ratio_prefetch_c[k] = v->prefetch_source_lines_c[k]
+							/ v->lines_to_request_prefetch_pixel_data;
+					if ((v->swath_height_c[k] > 4.0)) {
+						if (v->lines_to_request_prefetch_pixel_data
+								> (v->v_init_pre_fill_c[k] - 3.0)
+										/ 2.0) {
+							v->v_ratio_prefetch_c[k] =
+									dcn_bw_max2(
+											v->v_ratio_prefetch_c[k],
+											v->max_num_swath_c[k]
+													* v->swath_height_c[k]
+													/ (v->lines_to_request_prefetch_pixel_data
+															- (v->v_init_pre_fill_c[k]
+																	- 3.0)
+																	/ 2.0));
+						} else {
+							v->v_ratio_prefetch_c[k] = 999999.0;
+						}
+					}
+				} else {
+					v->v_ratio_prefetch_c[k] = 999999.0;
+				}
+				v->v_ratio_prefetch_c[k] = dcn_bw_max2(v->v_ratio_prefetch_c[k], 1.0);
+				if (v->lines_to_request_prefetch_pixel_data > 0.0) {
+					v->required_prefetch_pix_data_bw =
+							v->dpp_per_plane[k]
+									* (v->prefetch_source_lines_y[k]
+											/ v->lines_to_request_prefetch_pixel_data
+											* dcn_bw_ceil2(
+													v->byte_per_pixel_dety[k],
+													1.0)
+											+ v->prefetch_source_lines_c[k]
+													/ v->lines_to_request_prefetch_pixel_data
+													* dcn_bw_ceil2(
+															v->byte_per_pixel_detc[k],
+															2.0)
+													/ 2.0)
+									* v->swath_width_y[k]
+									/ (v->htotal[k]
+											/ v->pixel_clock[k]);
+				} else {
+					v->required_prefetch_pix_data_bw = 999999.0;
+				}
+				v->max_rd_bandwidth =
+						v->max_rd_bandwidth
+								+ dcn_bw_max2(
+										v->read_bandwidth_plane_luma[k]
+												+ v->read_bandwidth_plane_chroma[k],
+										v->required_prefetch_pix_data_bw);
+				if (v->immediate_flip_supported == dcn_bw_yes
+						&& (v->source_pixel_format[k] != dcn_bw_yuv420_sub_8
+								&& v->source_pixel_format[k]
+										!= dcn_bw_yuv420_sub_10)) {
+					v->max_rd_bandwidth =
+							v->max_rd_bandwidth
+									+ dcn_bw_max2(
+											v->meta_pte_bytes_frame[k]
+													/ (v->destination_lines_to_request_vm_inv_blank[k]
+															* v->htotal[k]
+															/ v->pixel_clock[k]),
+											(v->meta_row_byte[k]
+													+ v->pixel_pte_bytes_per_row[k])
+													/ (v->destination_lines_to_request_row_in_vblank[k]
+															* v->htotal[k]
+															/ v->pixel_clock[k]));
+				}
+				if (v->v_ratio_prefetch_y[k] > 4.0
+						|| v->v_ratio_prefetch_c[k] > 4.0) {
+					v->v_ratio_prefetch_more_than4 = dcn_bw_yes;
+				}
+				if (v->destination_lines_for_prefetch[k] < 2.0) {
+					v->destination_line_times_for_prefetch_less_than2 =
+							dcn_bw_yes;
+				}
+				if (v->max_vstartup_lines[k] > v->v_startup_lines) {
+					if (v->required_prefetch_pix_data_bw
+							> (v->read_bandwidth_plane_luma[k]
+									+ v->read_bandwidth_plane_chroma[k])) {
+						v->planes_with_room_to_increase_vstartup_prefetch_bw_less_than_active_bw =
+								dcn_bw_no;
+					}
+					if (v->v_ratio_prefetch_y[k] > 4.0
+							|| v->v_ratio_prefetch_c[k] > 4.0) {
+						v->planes_with_room_to_increase_vstartup_vratio_prefetch_more_than4 =
+								dcn_bw_yes;
+					}
+					if (v->destination_lines_for_prefetch[k] < 2.0) {
+						v->planes_with_room_to_increase_vstartup_destination_line_times_for_prefetch_less_than2 =
+								dcn_bw_yes;
+					}
+				}
+			}
+			if (v->max_rd_bandwidth <= v->return_bw
+					&& v->v_ratio_prefetch_more_than4 == dcn_bw_no
+					&& v->destination_line_times_for_prefetch_less_than2
+							== dcn_bw_no) {
+				v->prefetch_mode_supported = dcn_bw_yes;
+			} else {
+				v->prefetch_mode_supported = dcn_bw_no;
+			}
+			v->v_startup_lines = v->v_startup_lines + 1.0;
+		} while (!(v->prefetch_mode_supported == dcn_bw_yes
+				|| (v->planes_with_room_to_increase_vstartup_prefetch_bw_less_than_active_bw
+						== dcn_bw_yes
+						&& v->planes_with_room_to_increase_vstartup_vratio_prefetch_more_than4
+								== dcn_bw_no
+						&& v->planes_with_room_to_increase_vstartup_destination_line_times_for_prefetch_less_than2
+								== dcn_bw_no)));
+		v->next_prefetch_mode = v->next_prefetch_mode + 1.0;
+	} while (!(v->prefetch_mode_supported == dcn_bw_yes || v->prefetch_mode == 2.0));
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->v_ratio_prefetch_y[k] <= 1.0) {
+			v->display_pipe_line_delivery_time_luma_prefetch[k] = v->swath_width_y[k]
+					* v->dpp_per_plane[k] / v->h_ratio[k] / v->pixel_clock[k];
+		} else {
+			v->display_pipe_line_delivery_time_luma_prefetch[k] = v->swath_width_y[k]
+					/ v->pscl_throughput[k] / v->dppclk;
+		}
+		if (v->byte_per_pixel_detc[k] == 0.0) {
+			v->display_pipe_line_delivery_time_chroma_prefetch[k] = 0.0;
+		} else {
+			if (v->v_ratio_prefetch_c[k] <= 1.0) {
+				v->display_pipe_line_delivery_time_chroma_prefetch[k] =
+						v->swath_width_y[k] * v->dpp_per_plane[k]
+								/ v->h_ratio[k] / v->pixel_clock[k];
+			} else {
+				v->display_pipe_line_delivery_time_chroma_prefetch[k] =
+						v->swath_width_y[k] / v->pscl_throughput[k]
+								/ v->dppclk;
+			}
+		}
+	}
+	/*min ttuv_blank*/
+
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->prefetch_mode == 0.0) {
+			v->allow_dram_clock_change_during_vblank[k] = dcn_bw_yes;
+			v->allow_dram_self_refresh_during_vblank[k] = dcn_bw_yes;
+			v->min_ttuv_blank[k] = v->t_calc
+					+ dcn_bw_max3(
+							v->dram_clock_change_watermark,
+							v->stutter_enter_plus_exit_watermark,
+							v->urgent_watermark);
+		} else if (v->prefetch_mode == 1.0) {
+			v->allow_dram_clock_change_during_vblank[k] = dcn_bw_no;
+			v->allow_dram_self_refresh_during_vblank[k] = dcn_bw_yes;
+			v->min_ttuv_blank[k] = v->t_calc
+					+ dcn_bw_max2(
+							v->stutter_enter_plus_exit_watermark,
+							v->urgent_watermark);
+		} else {
+			v->allow_dram_clock_change_during_vblank[k] = dcn_bw_no;
+			v->allow_dram_self_refresh_during_vblank[k] = dcn_bw_no;
+			v->min_ttuv_blank[k] = v->t_calc + v->urgent_watermark;
+		}
+	}
+	/*nb p-state/dram clock change support*/
+
+	v->active_dp_ps = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->active_dp_ps = v->active_dp_ps + v->dpp_per_plane[k];
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		v->lb_latency_hiding_source_lines_y =
+				dcn_bw_min2(
+						v->max_line_buffer_lines,
+						dcn_bw_floor2(
+								v->line_buffer_size
+										/ v->lb_bit_per_pixel[k]
+										/ (v->swath_width_y[k]
+												/ dcn_bw_max2(
+														v->h_ratio[k],
+														1.0)),
+								1.0)) - (v->vtaps[k] - 1.0);
+		v->lb_latency_hiding_source_lines_c =
+				dcn_bw_min2(
+						v->max_line_buffer_lines,
+						dcn_bw_floor2(
+								v->line_buffer_size
+										/ v->lb_bit_per_pixel[k]
+										/ (v->swath_width_y[k]
+												/ 2.0
+												/ dcn_bw_max2(
+														v->h_ratio[k]
+																/ 2.0,
+														1.0)),
+								1.0)) - (v->vta_pschroma[k] - 1.0);
+		v->effective_lb_latency_hiding_y = v->lb_latency_hiding_source_lines_y
+				/ v->v_ratio[k] * (v->htotal[k] / v->pixel_clock[k]);
+		v->effective_lb_latency_hiding_c = v->lb_latency_hiding_source_lines_c
+				/ (v->v_ratio[k] / 2.0) * (v->htotal[k] / v->pixel_clock[k]);
+		if (v->swath_width_y[k] > 2.0 * v->dpp_output_buffer_pixels) {
+			v->dpp_output_buffer_lines_y = v->dpp_output_buffer_pixels
+					/ v->swath_width_y[k];
+		} else if (v->swath_width_y[k] > v->dpp_output_buffer_pixels) {
+			v->dpp_output_buffer_lines_y = 0.5;
+		} else {
+			v->dpp_output_buffer_lines_y = 1.0;
+		}
+		if (v->swath_width_y[k] / 2.0 > 2.0 * v->dpp_output_buffer_pixels) {
+			v->dpp_output_buffer_lines_c = v->dpp_output_buffer_pixels
+					/ (v->swath_width_y[k] / 2.0);
+		} else if (v->swath_width_y[k] / 2.0 > v->dpp_output_buffer_pixels) {
+			v->dpp_output_buffer_lines_c = 0.5;
+		} else {
+			v->dpp_output_buffer_lines_c = 1.0;
+		}
+		v->dppopp_buffering_y = (v->htotal[k] / v->pixel_clock[k])
+				* (v->dpp_output_buffer_lines_y + v->opp_output_buffer_lines);
+		v->max_det_buffering_time_y = v->full_det_buffering_time_y[k]
+				+ (v->lines_in_dety[k] - v->lines_in_dety_rounded_down_to_swath[k])
+						/ v->swath_height_y[k]
+						* (v->htotal[k] / v->pixel_clock[k]);
+		v->active_dram_clock_change_latency_margin_y = v->dppopp_buffering_y
+				+ v->effective_lb_latency_hiding_y + v->max_det_buffering_time_y
+				- v->dram_clock_change_watermark;
+		if (v->active_dp_ps > 1.0) {
+			v->active_dram_clock_change_latency_margin_y =
+					v->active_dram_clock_change_latency_margin_y
+							- (1.0 - 1.0 / (v->active_dp_ps - 1.0))
+									* v->swath_height_y[k]
+									* (v->htotal[k]
+											/ v->pixel_clock[k]);
+		}
+		if (v->byte_per_pixel_detc[k] > 0.0) {
+			v->dppopp_buffering_c =
+					(v->htotal[k] / v->pixel_clock[k])
+							* (v->dpp_output_buffer_lines_c
+									+ v->opp_output_buffer_lines);
+			v->max_det_buffering_time_c = v->full_det_buffering_time_c[k]
+					+ (v->lines_in_detc[k]
+							- v->lines_in_detc_rounded_down_to_swath[k])
+							/ v->swath_height_c[k]
+							* (v->htotal[k] / v->pixel_clock[k]);
+			v->active_dram_clock_change_latency_margin_c = v->dppopp_buffering_c
+					+ v->effective_lb_latency_hiding_c
+					+ v->max_det_buffering_time_c
+					- v->dram_clock_change_watermark;
+			if (v->active_dp_ps > 1.0) {
+				v->active_dram_clock_change_latency_margin_c =
+						v->active_dram_clock_change_latency_margin_c
+								- (1.0
+										- 1.0
+												/ (v->active_dp_ps
+														- 1.0))
+										* v->swath_height_c[k]
+										* (v->htotal[k]
+												/ v->pixel_clock[k]);
+			}
+			v->active_dram_clock_change_latency_margin[k] = dcn_bw_min2(
+					v->active_dram_clock_change_latency_margin_y,
+					v->active_dram_clock_change_latency_margin_c);
+		} else {
+			v->active_dram_clock_change_latency_margin[k] =
+					v->active_dram_clock_change_latency_margin_y;
+		}
+		if (v->output_format[k] == dcn_bw_444) {
+			v->writeback_dram_clock_change_latency_margin =
+					(v->writeback_luma_buffer_size
+							+ v->writeback_chroma_buffer_size) * 1024.0
+							/ (v->scaler_rec_out_width[k]
+									/ (v->htotal[k]
+											/ v->pixel_clock[k])
+									* 4.0)
+							- v->writeback_dram_clock_change_watermark;
+		} else {
+			v->writeback_dram_clock_change_latency_margin = dcn_bw_min2(
+					v->writeback_luma_buffer_size,
+					2.0 * v->writeback_chroma_buffer_size) * 1024.0
+					/ (v->scaler_rec_out_width[k]
+							/ (v->htotal[k] / v->pixel_clock[k]))
+					- v->writeback_dram_clock_change_watermark;
+		}
+		if (v->output[k] == dcn_bw_writeback) {
+			v->active_dram_clock_change_latency_margin[k] = dcn_bw_min2(
+					v->active_dram_clock_change_latency_margin[k],
+					v->writeback_dram_clock_change_latency_margin);
+		}
+	}
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->allow_dram_clock_change_during_vblank[k] == dcn_bw_yes) {
+			v->v_blank_dram_clock_change_latency_margin[k] = (v->vtotal[k]
+					- v->scaler_recout_height[k])
+					* (v->htotal[k] / v->pixel_clock[k])
+					- dcn_bw_max2(
+							v->dram_clock_change_watermark,
+							v->writeback_dram_clock_change_watermark);
+		} else {
+			v->v_blank_dram_clock_change_latency_margin[k] = 0.0;
+		}
+	}
+	v->min_active_dram_clock_change_margin = 999999.0;
+	v->v_blank_of_min_active_dram_clock_change_margin = 999999.0;
+	v->second_min_active_dram_clock_change_margin = 999999.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->active_dram_clock_change_latency_margin[k]
+				< v->min_active_dram_clock_change_margin) {
+			v->second_min_active_dram_clock_change_margin =
+					v->min_active_dram_clock_change_margin;
+			v->min_active_dram_clock_change_margin =
+					v->active_dram_clock_change_latency_margin[k];
+			v->v_blank_of_min_active_dram_clock_change_margin =
+					v->v_blank_dram_clock_change_latency_margin[k];
+		} else if (v->active_dram_clock_change_latency_margin[k]
+				< v->second_min_active_dram_clock_change_margin) {
+			v->second_min_active_dram_clock_change_margin =
+					v->active_dram_clock_change_latency_margin[k];
+		}
+	}
+	v->min_vblank_dram_clock_change_margin = 999999.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->min_vblank_dram_clock_change_margin
+				> v->v_blank_dram_clock_change_latency_margin[k]) {
+			v->min_vblank_dram_clock_change_margin =
+					v->v_blank_dram_clock_change_latency_margin[k];
+		}
+	}
+	if (v->synchronized_vblank == dcn_bw_yes || v->number_of_active_planes == 1) {
+		v->dram_clock_change_margin = dcn_bw_max2(
+				v->min_active_dram_clock_change_margin,
+				v->min_vblank_dram_clock_change_margin);
+	} else if (v->v_blank_of_min_active_dram_clock_change_margin
+			> v->min_active_dram_clock_change_margin) {
+		v->dram_clock_change_margin = dcn_bw_min2(
+				v->second_min_active_dram_clock_change_margin,
+				v->v_blank_of_min_active_dram_clock_change_margin);
+	} else {
+		v->dram_clock_change_margin = v->min_active_dram_clock_change_margin;
+	}
+	if (v->min_active_dram_clock_change_margin > 0.0) {
+		v->dram_clock_change_support = dcn_bw_supported_in_v_active;
+	} else if (v->dram_clock_change_margin > 0.0) {
+		v->dram_clock_change_support = dcn_bw_supported_in_v_blank;
+	} else {
+		v->dram_clock_change_support = dcn_bw_not_supported;
+	}
+	/*maximum bandwidth used*/
+
+	v->wr_bandwidth = 0.0;
+	for (k = 0; k <= v->number_of_active_planes - 1; k++) {
+		if (v->output[k] == dcn_bw_writeback && v->output_format[k] == dcn_bw_444) {
+			v->wr_bandwidth = v->wr_bandwidth
+					+ v->scaler_rec_out_width[k]
+							/ (v->htotal[k] / v->pixel_clock[k]) * 4.0;
+		} else if (v->output[k] == dcn_bw_writeback) {
+			v->wr_bandwidth = v->wr_bandwidth
+					+ v->scaler_rec_out_width[k]
+							/ (v->htotal[k] / v->pixel_clock[k]) * 1.5;
+		}
+	}
+	v->max_used_bw = v->max_rd_bandwidth + v->wr_bandwidth;
+}

drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_auto.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2017 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 _DCN_CALC_AUTO_H_
+#define _DCN_CALC_AUTO_H_
+
+#include "dcn_calcs.h"
+
+void scaler_settings_calculation(struct dcn_bw_internal_vars *v);
+void mode_support_and_system_configuration(struct dcn_bw_internal_vars *v);
+void display_pipe_configuration(struct dcn_bw_internal_vars *v);
+void dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(
+		struct dcn_bw_internal_vars *v);
+
+#endif /* _DCN_CALC_AUTO_H_ */

drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.c

@@ -0,0 +1,104 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#include "dcn_calc_math.h"
+
+float dcn_bw_mod(const float arg1, const float arg2)
+{
+	return arg1 - arg1 * ((int) (arg1 / arg2));
+}
+
+float dcn_bw_min2(const float arg1, const float arg2)
+{
+	return arg1 < arg2 ? arg1 : arg2;
+}
+
+unsigned int dcn_bw_max(const unsigned int arg1, const unsigned int arg2)
+{
+	return arg1 > arg2 ? arg1 : arg2;
+}
+float dcn_bw_max2(const float arg1, const float arg2)
+{
+	return arg1 > arg2 ? arg1 : arg2;
+}
+
+float dcn_bw_floor2(const float arg, const float significance)
+{
+	if (significance == 0)
+		return 0;
+	return ((int) (arg / significance)) * significance;
+}
+
+float dcn_bw_ceil2(const float arg, const float significance)
+{
+	float flr = dcn_bw_floor2(arg, significance);
+	if (significance == 0)
+		return 0;
+	return flr + 0.00001 >= arg ? arg : flr + significance;
+}
+
+float dcn_bw_max3(float v1, float v2, float v3)
+{
+	return v3 > dcn_bw_max2(v1, v2) ? v3 : dcn_bw_max2(v1, v2);
+}
+
+float dcn_bw_max5(float v1, float v2, float v3, float v4, float v5)
+{
+	return dcn_bw_max3(v1, v2, v3) > dcn_bw_max2(v4, v5) ? dcn_bw_max3(v1, v2, v3) : dcn_bw_max2(v4, v5);
+}
+
+float dcn_bw_pow(float a, float exp)
+{
+	float temp;
+	/*ASSERT(exp == (int)exp);*/
+	if ((int)exp == 0)
+		return 1;
+	temp = dcn_bw_pow(a, (int)(exp / 2));
+	if (((int)exp % 2) == 0) {
+		return temp * temp;
+	} else {
+		if ((int)exp > 0)
+			return a * temp * temp;
+		else
+			return (temp * temp) / a;
+	}
+}
+
+float dcn_bw_log(float a, float b)
+{
+	int * const exp_ptr = (int *)(&a);
+	int x = *exp_ptr;
+	const int log_2 = ((x >> 23) & 255) - 128;
+	x &= ~(255 << 23);
+	x += 127 << 23;
+	*exp_ptr = x;
+
+	a = ((-1.0f / 3) * a + 2) * a - 2.0f / 3;
+
+	if (b > 2.00001 || b < 1.99999)
+		return (a + log_2) / dcn_bw_log(b, 2);
+	else
+		return (a + log_2);
+}

drivers/gpu/drm/amd/display/dc/calcs/dcn_calc_math.h

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2017 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 _DCN_CALC_MATH_H_
+#define _DCN_CALC_MATH_H_
+
+float dcn_bw_mod(const float arg1, const float arg2);
+float dcn_bw_min2(const float arg1, const float arg2);
+unsigned int dcn_bw_max(const unsigned int arg1, const unsigned int arg2);
+float dcn_bw_max2(const float arg1, const float arg2);
+float dcn_bw_floor2(const float arg, const float significance);
+float dcn_bw_ceil2(const float arg, const float significance);
+float dcn_bw_max3(float v1, float v2, float v3);
+float dcn_bw_max5(float v1, float v2, float v3, float v4, float v5);
+float dcn_bw_pow(float a, float exp);
+float dcn_bw_log(float a, float b);
+
+#endif /* _DCN_CALC_MATH_H_ */

drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c

@@ -0,0 +1,1366 @@
+/*
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#include "dm_services.h"
+#include "dcn_calcs.h"
+#include "dcn_calc_auto.h"
+#include "dc.h"
+#include "core_dc.h"
+#include "dal_asic_id.h"
+
+#include "resource.h"
+#include "dcn10/dcn10_resource.h"
+#include "dcn_calc_math.h"
+
+/* Defaults from spreadsheet rev#247 */
+const struct dcn_soc_bounding_box dcn10_soc_defaults = {
+		.sr_exit_time = 17, /*us*/ /*update based on HW Request for 118773*/
+		.sr_enter_plus_exit_time = 19, /*us*/
+		.urgent_latency = 4, /*us*/
+		.write_back_latency = 12, /*us*/
+		.percent_of_ideal_drambw_received_after_urg_latency = 80, /*%*/
+		.max_request_size = 256, /*bytes*/
+		.dcfclkv_max0p9 = 600, /*MHz*/
+		.dcfclkv_nom0p8 = 600, /*MHz*/
+		.dcfclkv_mid0p72 = 300, /*MHz*/
+		.dcfclkv_min0p65 = 300, /*MHz*/
+		.max_dispclk_vmax0p9 = 1086, /*MHz*/
+		.max_dispclk_vnom0p8 = 661, /*MHz*/
+		.max_dispclk_vmid0p72 = 608, /*MHz*/
+		.max_dispclk_vmin0p65 = 608, /*MHz*/
+		.max_dppclk_vmax0p9 = 661, /*MHz*/
+		.max_dppclk_vnom0p8 = 661, /*MHz*/
+		.max_dppclk_vmid0p72 = 435, /*MHz*/
+		.max_dppclk_vmin0p65 = 435, /*MHz*/
+		.socclk = 208, /*MHz*/
+		.fabric_and_dram_bandwidth_vmax0p9 = 38.4f, /*GB/s*/
+		.fabric_and_dram_bandwidth_vnom0p8 = 34.1f, /*GB/s*/
+		.fabric_and_dram_bandwidth_vmid0p72 = 29.8f, /*GB/s*/
+		.fabric_and_dram_bandwidth_vmin0p65 = 12.8f, /*GB/s*/
+		.phyclkv_max0p9 = 810, /*MHz*/
+		.phyclkv_nom0p8 = 810, /*MHz*/
+		.phyclkv_mid0p72 = 540, /*MHz*/
+		.phyclkv_min0p65 = 540, /*MHz*/
+		.downspreading = 0.5f, /*%*/
+		.round_trip_ping_latency_cycles = 128, /*DCFCLK Cycles*/
+		.urgent_out_of_order_return_per_channel = 256, /*bytes*/
+		.number_of_channels = 2,
+		.vmm_page_size = 4096, /*bytes*/
+		.dram_clock_change_latency = 17, /*us*/
+		.return_bus_width = 64, /*bytes*/
+};
+
+const struct dcn_ip_params dcn10_ip_defaults = {
+		.rob_buffer_size_in_kbyte = 64,
+		.det_buffer_size_in_kbyte = 164,
+		.dpp_output_buffer_pixels = 2560,
+		.opp_output_buffer_lines = 1,
+		.pixel_chunk_size_in_kbyte = 8,
+		.pte_enable = dcn_bw_yes,
+		.pte_chunk_size = 2, /*kbytes*/
+		.meta_chunk_size = 2, /*kbytes*/
+		.writeback_chunk_size = 2, /*kbytes*/
+		.odm_capability = dcn_bw_no,
+		.dsc_capability = dcn_bw_no,
+		.line_buffer_size = 589824, /*bit*/
+		.max_line_buffer_lines = 12,
+		.is_line_buffer_bpp_fixed = dcn_bw_no,
+		.line_buffer_fixed_bpp = dcn_bw_na,
+		.writeback_luma_buffer_size = 12, /*kbytes*/
+		.writeback_chroma_buffer_size = 8, /*kbytes*/
+		.max_num_dpp = 4,
+		.max_num_writeback = 2,
+		.max_dchub_topscl_throughput = 4, /*pixels/dppclk*/
+		.max_pscl_tolb_throughput = 2, /*pixels/dppclk*/
+		.max_lb_tovscl_throughput = 4, /*pixels/dppclk*/
+		.max_vscl_tohscl_throughput = 4, /*pixels/dppclk*/
+		.max_hscl_ratio = 4,
+		.max_vscl_ratio = 4,
+		.max_hscl_taps = 8,
+		.max_vscl_taps = 8,
+		.pte_buffer_size_in_requests = 42,
+		.dispclk_ramping_margin = 1, /*%*/
+		.under_scan_factor = 1.11f,
+		.max_inter_dcn_tile_repeaters = 8,
+		.can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one = dcn_bw_no,
+		.bug_forcing_luma_and_chroma_request_to_same_size_fixed = dcn_bw_no,
+		.dcfclk_cstate_latency = 10 /*TODO clone of something else? sr_enter_plus_exit_time?*/
+};
+
+static enum dcn_bw_defs tl_sw_mode_to_bw_defs(enum swizzle_mode_values sw_mode)
+{
+	switch (sw_mode) {
+	case DC_SW_LINEAR:
+		return dcn_bw_sw_linear;
+	case DC_SW_4KB_S:
+		return dcn_bw_sw_4_kb_s;
+	case DC_SW_4KB_D:
+		return dcn_bw_sw_4_kb_d;
+	case DC_SW_64KB_S:
+		return dcn_bw_sw_64_kb_s;
+	case DC_SW_64KB_D:
+		return dcn_bw_sw_64_kb_d;
+	case DC_SW_VAR_S:
+		return dcn_bw_sw_var_s;
+	case DC_SW_VAR_D:
+		return dcn_bw_sw_var_d;
+	case DC_SW_64KB_S_T:
+		return dcn_bw_sw_64_kb_s_t;
+	case DC_SW_64KB_D_T:
+		return dcn_bw_sw_64_kb_d_t;
+	case DC_SW_4KB_S_X:
+		return dcn_bw_sw_4_kb_s_x;
+	case DC_SW_4KB_D_X:
+		return dcn_bw_sw_4_kb_d_x;
+	case DC_SW_64KB_S_X:
+		return dcn_bw_sw_64_kb_s_x;
+	case DC_SW_64KB_D_X:
+		return dcn_bw_sw_64_kb_d_x;
+	case DC_SW_VAR_S_X:
+		return dcn_bw_sw_var_s_x;
+	case DC_SW_VAR_D_X:
+		return dcn_bw_sw_var_d_x;
+	case DC_SW_256B_S:
+	case DC_SW_256_D:
+	case DC_SW_256_R:
+	case DC_SW_4KB_R:
+	case DC_SW_64KB_R:
+	case DC_SW_VAR_R:
+	case DC_SW_4KB_R_X:
+	case DC_SW_64KB_R_X:
+	case DC_SW_VAR_R_X:
+	default:
+		BREAK_TO_DEBUGGER(); /*not in formula*/
+		return dcn_bw_sw_4_kb_s;
+	}
+}
+
+static int tl_lb_bpp_to_int(enum lb_pixel_depth depth)
+{
+	switch (depth) {
+	case LB_PIXEL_DEPTH_18BPP:
+		return 18;
+	case LB_PIXEL_DEPTH_24BPP:
+		return 24;
+	case LB_PIXEL_DEPTH_30BPP:
+		return 30;
+	case LB_PIXEL_DEPTH_36BPP:
+		return 36;
+	default:
+		return 30;
+	}
+}
+
+static enum dcn_bw_defs tl_pixel_format_to_bw_defs(enum surface_pixel_format format)
+{
+	switch (format) {
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
+	case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
+		return dcn_bw_rgb_sub_16;
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
+	case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
+	case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
+	case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS:
+		return dcn_bw_rgb_sub_32;
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
+	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
+		return dcn_bw_rgb_sub_64;
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
+		return dcn_bw_yuv420_sub_8;
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
+		return dcn_bw_yuv420_sub_10;
+	default:
+		return dcn_bw_rgb_sub_32;
+	}
+}
+
+static void pipe_ctx_to_e2e_pipe_params (
+		const struct pipe_ctx *pipe,
+		struct _vcs_dpi_display_pipe_params_st *input)
+{
+	input->src.is_hsplit = false;
+	if (pipe->top_pipe != NULL && pipe->top_pipe->surface == pipe->surface)
+		input->src.is_hsplit = true;
+	else if (pipe->bottom_pipe != NULL && pipe->bottom_pipe->surface == pipe->surface)
+		input->src.is_hsplit = true;
+
+	input->src.dcc                 = pipe->surface->public.dcc.enable;
+	input->src.dcc_rate            = 1;
+	input->src.meta_pitch          = pipe->surface->public.dcc.grph.meta_pitch;
+	input->src.source_scan         = dm_horz;
+	input->src.sw_mode             = pipe->surface->public.tiling_info.gfx9.swizzle;
+
+	input->src.viewport_width      = pipe->scl_data.viewport.width;
+	input->src.viewport_height     = pipe->scl_data.viewport.height;
+	input->src.data_pitch          = pipe->scl_data.viewport.width;
+	input->src.data_pitch_c        = pipe->scl_data.viewport.width;
+	input->src.cur0_src_width      = 128; /* TODO: Cursor calcs, not curently stored */
+	input->src.cur0_bpp            = 32;
+
+	switch (pipe->surface->public.tiling_info.gfx9.swizzle) {
+	/* for 4/8/16 high tiles */
+	case DC_SW_LINEAR:
+		input->src.is_display_sw = 1;
+		input->src.macro_tile_size = dm_4k_tile;
+		break;
+	case DC_SW_4KB_S:
+	case DC_SW_4KB_S_X:
+		input->src.is_display_sw = 0;
+		input->src.macro_tile_size = dm_4k_tile;
+		break;
+	case DC_SW_64KB_S:
+	case DC_SW_64KB_S_X:
+		input->src.is_display_sw = 0;
+		input->src.macro_tile_size = dm_64k_tile;
+		break;
+	case DC_SW_VAR_S:
+	case DC_SW_VAR_S_X:
+		input->src.is_display_sw = 0;
+		input->src.macro_tile_size = dm_256k_tile;
+		break;
+
+	/* For 64bpp 2 high tiles */
+	case DC_SW_4KB_D:
+	case DC_SW_4KB_D_X:
+		input->src.is_display_sw = 1;
+		input->src.macro_tile_size = dm_4k_tile;
+		break;
+	case DC_SW_64KB_D:
+	case DC_SW_64KB_D_X:
+		input->src.is_display_sw = 1;
+		input->src.macro_tile_size = dm_64k_tile;
+		break;
+	case DC_SW_VAR_D:
+	case DC_SW_VAR_D_X:
+		input->src.is_display_sw = 1;
+		input->src.macro_tile_size = dm_256k_tile;
+		break;
+
+	/* Unsupported swizzle modes for dcn */
+	case DC_SW_256B_S:
+	default:
+		ASSERT(0); /* Not supported */
+		break;
+	}
+
+	switch (pipe->surface->public.rotation) {
+	case ROTATION_ANGLE_0:
+	case ROTATION_ANGLE_180:
+		input->src.source_scan = dm_horz;
+		break;
+	case ROTATION_ANGLE_90:
+	case ROTATION_ANGLE_270:
+		input->src.source_scan = dm_vert;
+		break;
+	default:
+		ASSERT(0); /* Not supported */
+		break;
+	}
+
+	/* TODO: Fix pixel format mappings */
+	switch (pipe->surface->public.format) {
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
+		input->src.source_format = dm_420_8;
+		input->src.viewport_width_c    = input->src.viewport_width / 2;
+		input->src.viewport_height_c   = input->src.viewport_height / 2;
+		break;
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
+	case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
+		input->src.source_format = dm_420_10;
+		input->src.viewport_width_c    = input->src.viewport_width / 2;
+		input->src.viewport_height_c   = input->src.viewport_height / 2;
+		break;
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
+	case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
+	case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
+		input->src.source_format = dm_444_64;
+		input->src.viewport_width_c    = input->src.viewport_width;
+		input->src.viewport_height_c   = input->src.viewport_height;
+		break;
+	default:
+		input->src.source_format = dm_444_32;
+		input->src.viewport_width_c    = input->src.viewport_width;
+		input->src.viewport_height_c   = input->src.viewport_height;
+		break;
+	}
+
+	input->scale_taps.htaps                = pipe->scl_data.taps.h_taps;
+	input->scale_ratio_depth.hscl_ratio    = pipe->scl_data.ratios.horz.value/4294967296.0;
+	input->scale_ratio_depth.vscl_ratio    = pipe->scl_data.ratios.vert.value/4294967296.0;
+	input->scale_ratio_depth.vinit =  pipe->scl_data.inits.v.value/4294967296.0;
+	if (input->scale_ratio_depth.vinit < 1.0)
+			input->scale_ratio_depth.vinit = 1;
+	input->scale_taps.vtaps = pipe->scl_data.taps.v_taps;
+	input->scale_taps.vtaps_c = pipe->scl_data.taps.v_taps_c;
+	input->scale_taps.htaps_c              = pipe->scl_data.taps.h_taps_c;
+	input->scale_ratio_depth.hscl_ratio_c  = pipe->scl_data.ratios.horz_c.value/4294967296.0;
+	input->scale_ratio_depth.vscl_ratio_c  = pipe->scl_data.ratios.vert_c.value/4294967296.0;
+	input->scale_ratio_depth.vinit_c       = pipe->scl_data.inits.v_c.value/4294967296.0;
+	if (input->scale_ratio_depth.vinit_c < 1.0)
+			input->scale_ratio_depth.vinit_c = 1;
+	switch (pipe->scl_data.lb_params.depth) {
+	case LB_PIXEL_DEPTH_30BPP:
+		input->scale_ratio_depth.lb_depth = 30; break;
+	case LB_PIXEL_DEPTH_36BPP:
+		input->scale_ratio_depth.lb_depth = 36; break;
+	default:
+		input->scale_ratio_depth.lb_depth = 24; break;
+	}
+
+
+	input->dest.vactive        = pipe->stream->public.timing.v_addressable;
+
+	input->dest.recout_width   = pipe->scl_data.recout.width;
+	input->dest.recout_height  = pipe->scl_data.recout.height;
+
+	input->dest.full_recout_width   = pipe->scl_data.recout.width;
+	input->dest.full_recout_height  = pipe->scl_data.recout.height;
+
+	input->dest.htotal         = pipe->stream->public.timing.h_total;
+	input->dest.hblank_start   = input->dest.htotal - pipe->stream->public.timing.h_front_porch;
+	input->dest.hblank_end     = input->dest.hblank_start
+			- pipe->stream->public.timing.h_addressable
+			- pipe->stream->public.timing.h_border_left
+			- pipe->stream->public.timing.h_border_right;
+
+	input->dest.vtotal         = pipe->stream->public.timing.v_total;
+	input->dest.vblank_start   = input->dest.vtotal - pipe->stream->public.timing.v_front_porch;
+	input->dest.vblank_end     = input->dest.vblank_start
+			- pipe->stream->public.timing.v_addressable
+			- pipe->stream->public.timing.v_border_bottom
+			- pipe->stream->public.timing.v_border_top;
+
+	input->dest.vsync_plus_back_porch = pipe->stream->public.timing.v_total
+			- pipe->stream->public.timing.v_addressable
+			- pipe->stream->public.timing.v_front_porch;
+	input->dest.pixel_rate_mhz = pipe->stream->public.timing.pix_clk_khz/1000.0;
+	input->dest.vstartup_start = pipe->pipe_dlg_param.vstartup_start;
+	input->dest.vupdate_offset = pipe->pipe_dlg_param.vupdate_offset;
+	input->dest.vupdate_offset = pipe->pipe_dlg_param.vupdate_offset;
+	input->dest.vupdate_width = pipe->pipe_dlg_param.vupdate_width;
+
+}
+
+static void dcn_bw_calc_rq_dlg_ttu(
+		const struct core_dc *dc,
+		const struct dcn_bw_internal_vars *v,
+		struct pipe_ctx *pipe)
+{
+	struct display_mode_lib *dml = (struct display_mode_lib *)(&dc->dml);
+	struct _vcs_dpi_display_dlg_regs_st *dlg_regs = &pipe->dlg_regs;
+	struct _vcs_dpi_display_ttu_regs_st *ttu_regs = &pipe->ttu_regs;
+	struct _vcs_dpi_display_rq_regs_st *rq_regs = &pipe->rq_regs;
+	struct _vcs_dpi_display_rq_params_st rq_param = {0};
+	struct _vcs_dpi_display_dlg_sys_params_st dlg_sys_param = {0};
+	struct _vcs_dpi_display_e2e_pipe_params_st input = { { { 0 } } };
+	float total_active_bw = 0;
+	float total_prefetch_bw = 0;
+	int total_flip_bytes = 0;
+	int i;
+
+	for (i = 0; i < number_of_planes; i++) {
+		total_active_bw += v->read_bandwidth[i];
+		total_prefetch_bw += v->prefetch_bandwidth[i];
+		total_flip_bytes += v->total_immediate_flip_bytes[i];
+	}
+	dlg_sys_param.total_flip_bw = v->return_bw - dcn_bw_max2(total_active_bw, total_prefetch_bw);
+	if (dlg_sys_param.total_flip_bw < 0.0)
+		dlg_sys_param.total_flip_bw = 0;
+
+	dlg_sys_param.t_mclk_wm_us = v->dram_clock_change_watermark;
+	dlg_sys_param.t_sr_wm_us = v->stutter_enter_plus_exit_watermark;
+	dlg_sys_param.t_urg_wm_us = v->urgent_watermark;
+	dlg_sys_param.t_extra_us = v->urgent_extra_latency;
+	dlg_sys_param.deepsleep_dcfclk_mhz = v->dcf_clk_deep_sleep;
+	dlg_sys_param.total_flip_bytes = total_flip_bytes;
+
+	pipe_ctx_to_e2e_pipe_params(pipe, &input.pipe);
+	input.clks_cfg.dcfclk_mhz = v->dcfclk;
+	input.clks_cfg.dispclk_mhz = v->dispclk;
+	input.clks_cfg.dppclk_mhz = v->dppclk;
+	input.clks_cfg.refclk_mhz = dc->res_pool->ref_clock_inKhz/1000;
+	input.clks_cfg.socclk_mhz = v->socclk;
+	input.clks_cfg.voltage = v->voltage_level;
+//	dc->dml.logger = pool->base.logger;
+
+	/*todo: soc->sr_enter_plus_exit_time??*/
+	dlg_sys_param.t_srx_delay_us = dc->dcn_ip.dcfclk_cstate_latency / v->dcf_clk_deep_sleep;
+
+	dml_rq_dlg_get_rq_params(dml, &rq_param, input.pipe.src);
+	extract_rq_regs(dml, rq_regs, rq_param);
+	dml_rq_dlg_get_dlg_params(
+			dml,
+			dlg_regs,
+			ttu_regs,
+			rq_param.dlg,
+			dlg_sys_param,
+			input,
+			true,
+			true,
+			v->pte_enable == dcn_bw_yes,
+			pipe->surface->public.flip_immediate);
+}
+
+static void dcn_dml_wm_override(
+		const struct dcn_bw_internal_vars *v,
+		struct display_mode_lib *dml,
+		struct validate_context *context,
+		const struct resource_pool *pool)
+{
+	int i, in_idx, active_count;
+
+	struct _vcs_dpi_display_e2e_pipe_params_st *input = dm_alloc(pool->pipe_count *
+					sizeof(struct _vcs_dpi_display_e2e_pipe_params_st));
+	struct wm {
+		double urgent;
+		struct _vcs_dpi_cstate_pstate_watermarks_st cpstate;
+		double pte_meta_urgent;
+	} a;
+
+
+	for (i = 0, in_idx = 0; i < pool->pipe_count; i++) {
+		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
+
+		if (!pipe->stream || !pipe->surface)
+			continue;
+
+		input[in_idx].clks_cfg.dcfclk_mhz = v->dcfclk;
+		input[in_idx].clks_cfg.dispclk_mhz = v->dispclk;
+		input[in_idx].clks_cfg.dppclk_mhz = v->dppclk;
+		input[in_idx].clks_cfg.refclk_mhz = pool->ref_clock_inKhz / 1000;
+		input[in_idx].clks_cfg.socclk_mhz = v->socclk;
+		input[in_idx].clks_cfg.voltage = v->voltage_level;
+		pipe_ctx_to_e2e_pipe_params(pipe, &input[in_idx].pipe);
+		dml_rq_dlg_get_rq_reg(
+			dml,
+			&pipe->rq_regs,
+			input[in_idx].pipe.src);
+		in_idx++;
+	}
+	active_count = in_idx;
+
+	a.urgent = dml_wm_urgent_e2e(dml, input, active_count);
+	a.cpstate = dml_wm_cstate_pstate_e2e(dml, input, active_count);
+	a.pte_meta_urgent = dml_wm_pte_meta_urgent(dml, a.urgent);
+
+	context->watermarks.a.cstate_pstate.cstate_exit_ns =
+			a.cpstate.cstate_exit_us * 1000;
+	context->watermarks.a.cstate_pstate.cstate_enter_plus_exit_ns =
+			a.cpstate.cstate_enter_plus_exit_us * 1000;
+	context->watermarks.a.cstate_pstate.pstate_change_ns =
+			a.cpstate.pstate_change_us * 1000;
+	context->watermarks.a.pte_meta_urgent_ns = a.pte_meta_urgent * 1000;
+	context->watermarks.a.urgent_ns = a.urgent * 1000;
+	context->watermarks.b = context->watermarks.a;
+	context->watermarks.c = context->watermarks.a;
+	context->watermarks.d = context->watermarks.a;
+
+
+	for (i = 0, in_idx = 0; i < pool->pipe_count; i++) {
+		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
+
+		if (!pipe->stream || !pipe->surface)
+			continue;
+
+		dml_rq_dlg_get_dlg_reg(dml,
+			&pipe->dlg_regs,
+			&pipe->ttu_regs,
+			input, active_count,
+			in_idx,
+			true,
+			true,
+			v->pte_enable == dcn_bw_yes,
+			pipe->surface->public.flip_immediate);
+		in_idx++;
+	}
+	dm_free(input);
+}
+
+static void split_stream_across_pipes(
+		struct resource_context *res_ctx,
+		const struct resource_pool *pool,
+		struct pipe_ctx *primary_pipe,
+		struct pipe_ctx *secondary_pipe)
+{
+	if (!primary_pipe->surface)
+		return;
+
+	secondary_pipe->stream = primary_pipe->stream;
+	secondary_pipe->tg = primary_pipe->tg;
+
+	secondary_pipe->mi = pool->mis[secondary_pipe->pipe_idx];
+	secondary_pipe->ipp = pool->ipps[secondary_pipe->pipe_idx];
+	secondary_pipe->xfm = pool->transforms[secondary_pipe->pipe_idx];
+	secondary_pipe->opp = pool->opps[secondary_pipe->pipe_idx];
+	if (primary_pipe->bottom_pipe) {
+		secondary_pipe->bottom_pipe = primary_pipe->bottom_pipe;
+		secondary_pipe->bottom_pipe->top_pipe = secondary_pipe;
+	}
+	primary_pipe->bottom_pipe = secondary_pipe;
+	secondary_pipe->top_pipe = primary_pipe;
+	secondary_pipe->surface = primary_pipe->surface;
+	secondary_pipe->pipe_dlg_param = primary_pipe->pipe_dlg_param;
+
+	resource_build_scaling_params(primary_pipe);
+	resource_build_scaling_params(secondary_pipe);
+}
+
+static void calc_wm_sets_and_perf_params(
+		struct validate_context *context,
+		struct dcn_bw_internal_vars *v)
+{
+	/* Calculate set A last to keep internal var state consistent for required config */
+	if (v->voltage_level < 2) {
+		v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vnom0p8;
+		v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vnom0p8;
+		v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_vnom0p8;
+		dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
+
+		context->watermarks.b.cstate_pstate.cstate_exit_ns =
+			v->stutter_exit_watermark * 1000;
+		context->watermarks.b.cstate_pstate.cstate_enter_plus_exit_ns =
+				v->stutter_enter_plus_exit_watermark * 1000;
+		context->watermarks.b.cstate_pstate.pstate_change_ns =
+				v->dram_clock_change_watermark * 1000;
+		context->watermarks.b.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
+		context->watermarks.b.urgent_ns = v->urgent_watermark * 1000;
+
+		v->dcfclk_per_state[1] = v->dcfclkv_nom0p8;
+		v->dcfclk_per_state[0] = v->dcfclkv_nom0p8;
+		v->dcfclk = v->dcfclkv_nom0p8;
+		dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
+
+		context->watermarks.c.cstate_pstate.cstate_exit_ns =
+			v->stutter_exit_watermark * 1000;
+		context->watermarks.c.cstate_pstate.cstate_enter_plus_exit_ns =
+				v->stutter_enter_plus_exit_watermark * 1000;
+		context->watermarks.c.cstate_pstate.pstate_change_ns =
+				v->dram_clock_change_watermark * 1000;
+		context->watermarks.c.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
+		context->watermarks.c.urgent_ns = v->urgent_watermark * 1000;
+	}
+
+	if (v->voltage_level < 3) {
+		v->fabric_and_dram_bandwidth_per_state[2] = v->fabric_and_dram_bandwidth_vmax0p9;
+		v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vmax0p9;
+		v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vmax0p9;
+		v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_vmax0p9;
+		v->dcfclk_per_state[2] = v->dcfclkv_max0p9;
+		v->dcfclk_per_state[1] = v->dcfclkv_max0p9;
+		v->dcfclk_per_state[0] = v->dcfclkv_max0p9;
+		v->dcfclk = v->dcfclkv_max0p9;
+		dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
+
+		context->watermarks.d.cstate_pstate.cstate_exit_ns =
+			v->stutter_exit_watermark * 1000;
+		context->watermarks.d.cstate_pstate.cstate_enter_plus_exit_ns =
+				v->stutter_enter_plus_exit_watermark * 1000;
+		context->watermarks.d.cstate_pstate.pstate_change_ns =
+				v->dram_clock_change_watermark * 1000;
+		context->watermarks.d.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
+		context->watermarks.d.urgent_ns = v->urgent_watermark * 1000;
+	}
+
+	v->fabric_and_dram_bandwidth_per_state[2] = v->fabric_and_dram_bandwidth_vnom0p8;
+	v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vmid0p72;
+	v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vmin0p65;
+	v->fabric_and_dram_bandwidth = v->fabric_and_dram_bandwidth_per_state[v->voltage_level];
+	v->dcfclk_per_state[2] = v->dcfclkv_nom0p8;
+	v->dcfclk_per_state[1] = v->dcfclkv_mid0p72;
+	v->dcfclk_per_state[0] = v->dcfclkv_min0p65;
+	v->dcfclk = v->dcfclk_per_state[v->voltage_level];
+	dispclkdppclkdcfclk_deep_sleep_prefetch_parameters_watermarks_and_performance_calculation(v);
+
+	context->watermarks.a.cstate_pstate.cstate_exit_ns =
+		v->stutter_exit_watermark * 1000;
+	context->watermarks.a.cstate_pstate.cstate_enter_plus_exit_ns =
+			v->stutter_enter_plus_exit_watermark * 1000;
+	context->watermarks.a.cstate_pstate.pstate_change_ns =
+			v->dram_clock_change_watermark * 1000;
+	context->watermarks.a.pte_meta_urgent_ns = v->ptemeta_urgent_watermark * 1000;
+	context->watermarks.a.urgent_ns = v->urgent_watermark * 1000;
+	if (v->voltage_level >= 2) {
+		context->watermarks.b = context->watermarks.a;
+		context->watermarks.c = context->watermarks.a;
+	}
+	if (v->voltage_level >= 3)
+		context->watermarks.d = context->watermarks.a;
+}
+
+static void dcn_bw_apply_registry_override(struct core_dc *dc)
+{
+	kernel_fpu_begin();
+	if (dc->public.debug.sr_exit_time_ns)
+		dc->dcn_soc.sr_exit_time = dc->public.debug.sr_exit_time_ns / 1000.0;
+	if (dc->public.debug.sr_enter_plus_exit_time_ns)
+		dc->dcn_soc.sr_enter_plus_exit_time =
+				dc->public.debug.sr_enter_plus_exit_time_ns / 1000.0;
+	if (dc->public.debug.urgent_latency_ns)
+		dc->dcn_soc.urgent_latency = dc->public.debug.urgent_latency_ns / 1000.0;
+	if (dc->public.debug.percent_of_ideal_drambw)
+		dc->dcn_soc.percent_of_ideal_drambw_received_after_urg_latency =
+				dc->public.debug.percent_of_ideal_drambw;
+	if (dc->public.debug.dram_clock_change_latency_ns)
+		dc->dcn_soc.dram_clock_change_latency =
+				dc->public.debug.dram_clock_change_latency_ns / 1000.0;
+	kernel_fpu_end();
+}
+
+bool dcn_validate_bandwidth(
+		const struct core_dc *dc,
+		struct validate_context *context)
+{
+	const struct resource_pool *pool = dc->res_pool;
+	struct dcn_bw_internal_vars *v = &context->dcn_bw_vars;
+	int i, input_idx;
+	int vesa_sync_start, asic_blank_end, asic_blank_start;
+
+	dcn_bw_apply_registry_override(DC_TO_CORE(&dc->public));
+
+	memset(v, 0, sizeof(*v));
+	kernel_fpu_begin();
+	v->sr_exit_time = dc->dcn_soc.sr_exit_time;
+	v->sr_enter_plus_exit_time = dc->dcn_soc.sr_enter_plus_exit_time;
+	v->urgent_latency = dc->dcn_soc.urgent_latency;
+	v->write_back_latency = dc->dcn_soc.write_back_latency;
+	v->percent_of_ideal_drambw_received_after_urg_latency =
+			dc->dcn_soc.percent_of_ideal_drambw_received_after_urg_latency;
+
+	v->dcfclkv_min0p65 = dc->dcn_soc.dcfclkv_min0p65;
+	v->dcfclkv_mid0p72 = dc->dcn_soc.dcfclkv_mid0p72;
+	v->dcfclkv_nom0p8 = dc->dcn_soc.dcfclkv_nom0p8;
+	v->dcfclkv_max0p9 = dc->dcn_soc.dcfclkv_max0p9;
+
+	v->max_dispclk_vmin0p65 = dc->dcn_soc.max_dispclk_vmin0p65;
+	v->max_dispclk_vmid0p72 = dc->dcn_soc.max_dispclk_vmid0p72;
+	v->max_dispclk_vnom0p8 = dc->dcn_soc.max_dispclk_vnom0p8;
+	v->max_dispclk_vmax0p9 = dc->dcn_soc.max_dispclk_vmax0p9;
+
+	v->max_dppclk_vmin0p65 = dc->dcn_soc.max_dppclk_vmin0p65;
+	v->max_dppclk_vmid0p72 = dc->dcn_soc.max_dppclk_vmid0p72;
+	v->max_dppclk_vnom0p8 = dc->dcn_soc.max_dppclk_vnom0p8;
+	v->max_dppclk_vmax0p9 = dc->dcn_soc.max_dppclk_vmax0p9;
+
+	v->socclk = dc->dcn_soc.socclk;
+
+	v->fabric_and_dram_bandwidth_vmin0p65 = dc->dcn_soc.fabric_and_dram_bandwidth_vmin0p65;
+	v->fabric_and_dram_bandwidth_vmid0p72 = dc->dcn_soc.fabric_and_dram_bandwidth_vmid0p72;
+	v->fabric_and_dram_bandwidth_vnom0p8 = dc->dcn_soc.fabric_and_dram_bandwidth_vnom0p8;
+	v->fabric_and_dram_bandwidth_vmax0p9 = dc->dcn_soc.fabric_and_dram_bandwidth_vmax0p9;
+
+	v->phyclkv_min0p65 = dc->dcn_soc.phyclkv_min0p65;
+	v->phyclkv_mid0p72 = dc->dcn_soc.phyclkv_mid0p72;
+	v->phyclkv_nom0p8 = dc->dcn_soc.phyclkv_nom0p8;
+	v->phyclkv_max0p9 = dc->dcn_soc.phyclkv_max0p9;
+
+	v->downspreading = dc->dcn_soc.downspreading;
+	v->round_trip_ping_latency_cycles = dc->dcn_soc.round_trip_ping_latency_cycles;
+	v->urgent_out_of_order_return_per_channel = dc->dcn_soc.urgent_out_of_order_return_per_channel;
+	v->number_of_channels = dc->dcn_soc.number_of_channels;
+	v->vmm_page_size = dc->dcn_soc.vmm_page_size;
+	v->dram_clock_change_latency = dc->dcn_soc.dram_clock_change_latency;
+	v->return_bus_width = dc->dcn_soc.return_bus_width;
+
+	v->rob_buffer_size_in_kbyte = dc->dcn_ip.rob_buffer_size_in_kbyte;
+	v->det_buffer_size_in_kbyte = dc->dcn_ip.det_buffer_size_in_kbyte;
+	v->dpp_output_buffer_pixels = dc->dcn_ip.dpp_output_buffer_pixels;
+	v->opp_output_buffer_lines = dc->dcn_ip.opp_output_buffer_lines;
+	v->pixel_chunk_size_in_kbyte = dc->dcn_ip.pixel_chunk_size_in_kbyte;
+	v->pte_enable = dc->dcn_ip.pte_enable;
+	v->pte_chunk_size = dc->dcn_ip.pte_chunk_size;
+	v->meta_chunk_size = dc->dcn_ip.meta_chunk_size;
+	v->writeback_chunk_size = dc->dcn_ip.writeback_chunk_size;
+	v->odm_capability = dc->dcn_ip.odm_capability;
+	v->dsc_capability = dc->dcn_ip.dsc_capability;
+	v->line_buffer_size = dc->dcn_ip.line_buffer_size;
+	v->is_line_buffer_bpp_fixed = dc->dcn_ip.is_line_buffer_bpp_fixed;
+	v->line_buffer_fixed_bpp = dc->dcn_ip.line_buffer_fixed_bpp;
+	v->max_line_buffer_lines = dc->dcn_ip.max_line_buffer_lines;
+	v->writeback_luma_buffer_size = dc->dcn_ip.writeback_luma_buffer_size;
+	v->writeback_chroma_buffer_size = dc->dcn_ip.writeback_chroma_buffer_size;
+	v->max_num_dpp = dc->dcn_ip.max_num_dpp;
+	v->max_num_writeback = dc->dcn_ip.max_num_writeback;
+	v->max_dchub_topscl_throughput = dc->dcn_ip.max_dchub_topscl_throughput;
+	v->max_pscl_tolb_throughput = dc->dcn_ip.max_pscl_tolb_throughput;
+	v->max_lb_tovscl_throughput = dc->dcn_ip.max_lb_tovscl_throughput;
+	v->max_vscl_tohscl_throughput = dc->dcn_ip.max_vscl_tohscl_throughput;
+	v->max_hscl_ratio = dc->dcn_ip.max_hscl_ratio;
+	v->max_vscl_ratio = dc->dcn_ip.max_vscl_ratio;
+	v->max_hscl_taps = dc->dcn_ip.max_hscl_taps;
+	v->max_vscl_taps = dc->dcn_ip.max_vscl_taps;
+	v->under_scan_factor = dc->dcn_ip.under_scan_factor;
+	v->pte_buffer_size_in_requests = dc->dcn_ip.pte_buffer_size_in_requests;
+	v->dispclk_ramping_margin = dc->dcn_ip.dispclk_ramping_margin;
+	v->max_inter_dcn_tile_repeaters = dc->dcn_ip.max_inter_dcn_tile_repeaters;
+	v->can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one =
+			dc->dcn_ip.can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one;
+	v->bug_forcing_luma_and_chroma_request_to_same_size_fixed =
+			dc->dcn_ip.bug_forcing_luma_and_chroma_request_to_same_size_fixed;
+
+	v->voltage[5] = dcn_bw_no_support;
+	v->voltage[4] = dcn_bw_v_max0p9;
+	v->voltage[3] = dcn_bw_v_max0p9;
+	v->voltage[2] = dcn_bw_v_nom0p8;
+	v->voltage[1] = dcn_bw_v_mid0p72;
+	v->voltage[0] = dcn_bw_v_min0p65;
+	v->fabric_and_dram_bandwidth_per_state[5] = v->fabric_and_dram_bandwidth_vmax0p9;
+	v->fabric_and_dram_bandwidth_per_state[4] = v->fabric_and_dram_bandwidth_vmax0p9;
+	v->fabric_and_dram_bandwidth_per_state[3] = v->fabric_and_dram_bandwidth_vmax0p9;
+	v->fabric_and_dram_bandwidth_per_state[2] = v->fabric_and_dram_bandwidth_vnom0p8;
+	v->fabric_and_dram_bandwidth_per_state[1] = v->fabric_and_dram_bandwidth_vmid0p72;
+	v->fabric_and_dram_bandwidth_per_state[0] = v->fabric_and_dram_bandwidth_vmin0p65;
+	v->dcfclk_per_state[5] = v->dcfclkv_max0p9;
+	v->dcfclk_per_state[4] = v->dcfclkv_max0p9;
+	v->dcfclk_per_state[3] = v->dcfclkv_max0p9;
+	v->dcfclk_per_state[2] = v->dcfclkv_nom0p8;
+	v->dcfclk_per_state[1] = v->dcfclkv_mid0p72;
+	v->dcfclk_per_state[0] = v->dcfclkv_min0p65;
+	v->max_dispclk[5] = v->max_dispclk_vmax0p9;
+	v->max_dispclk[4] = v->max_dispclk_vmax0p9;
+	v->max_dispclk[3] = v->max_dispclk_vmax0p9;
+	v->max_dispclk[2] = v->max_dispclk_vnom0p8;
+	v->max_dispclk[1] = v->max_dispclk_vmid0p72;
+	v->max_dispclk[0] = v->max_dispclk_vmin0p65;
+	v->max_dppclk[5] = v->max_dppclk_vmax0p9;
+	v->max_dppclk[4] = v->max_dppclk_vmax0p9;
+	v->max_dppclk[3] = v->max_dppclk_vmax0p9;
+	v->max_dppclk[2] = v->max_dppclk_vnom0p8;
+	v->max_dppclk[1] = v->max_dppclk_vmid0p72;
+	v->max_dppclk[0] = v->max_dppclk_vmin0p65;
+	v->phyclk_per_state[5] = v->phyclkv_max0p9;
+	v->phyclk_per_state[4] = v->phyclkv_max0p9;
+	v->phyclk_per_state[3] = v->phyclkv_max0p9;
+	v->phyclk_per_state[2] = v->phyclkv_nom0p8;
+	v->phyclk_per_state[1] = v->phyclkv_mid0p72;
+	v->phyclk_per_state[0] = v->phyclkv_min0p65;
+
+	if (dc->public.debug.use_max_voltage) {
+		v->max_dppclk[1] = v->max_dppclk_vnom0p8;
+		v->max_dppclk[0] = v->max_dppclk_vnom0p8;
+	}
+
+	if (v->voltage_override == dcn_bw_v_max0p9) {
+		v->voltage_override_level = number_of_states - 1;
+	} else if (v->voltage_override == dcn_bw_v_nom0p8) {
+		v->voltage_override_level = number_of_states - 2;
+	} else if (v->voltage_override == dcn_bw_v_mid0p72) {
+		v->voltage_override_level = number_of_states - 3;
+	} else {
+		v->voltage_override_level = 0;
+	}
+	v->synchronized_vblank = dcn_bw_no;
+	v->ta_pscalculation = dcn_bw_override;
+	v->allow_different_hratio_vratio = dcn_bw_yes;
+
+
+	for (i = 0, input_idx = 0; i < pool->pipe_count; i++) {
+		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
+
+		if (!pipe->stream)
+			continue;
+		/* skip all but first of split pipes */
+		if (pipe->top_pipe && pipe->top_pipe->surface == pipe->surface)
+			continue;
+
+		v->underscan_output[input_idx] = false; /* taken care of in recout already*/
+		v->interlace_output[input_idx] = false;
+
+		v->htotal[input_idx] = pipe->stream->public.timing.h_total;
+		v->vtotal[input_idx] = pipe->stream->public.timing.v_total;
+		v->v_sync_plus_back_porch[input_idx] = pipe->stream->public.timing.v_total
+				- pipe->stream->public.timing.v_addressable
+				- pipe->stream->public.timing.v_front_porch;
+		v->vactive[input_idx] = pipe->stream->public.timing.v_addressable;
+		v->pixel_clock[input_idx] = pipe->stream->public.timing.pix_clk_khz / 1000.0f;
+
+
+		if (!pipe->surface){
+			v->dcc_enable[input_idx] = dcn_bw_yes;
+			v->source_pixel_format[input_idx] = dcn_bw_rgb_sub_32;
+			v->source_surface_mode[input_idx] = dcn_bw_sw_4_kb_s;
+			v->lb_bit_per_pixel[input_idx] = 30;
+			v->viewport_width[input_idx] = pipe->stream->public.timing.h_addressable;
+			v->viewport_height[input_idx] = pipe->stream->public.timing.v_addressable;
+			v->scaler_rec_out_width[input_idx] = pipe->stream->public.timing.h_addressable;
+			v->scaler_recout_height[input_idx] = pipe->stream->public.timing.v_addressable;
+			v->override_hta_ps[input_idx] = 1;
+			v->override_vta_ps[input_idx] = 1;
+			v->override_hta_pschroma[input_idx] = 1;
+			v->override_vta_pschroma[input_idx] = 1;
+			v->source_scan[input_idx] = dcn_bw_hor;
+
+		} else {
+			v->viewport_height[input_idx] =  pipe->scl_data.viewport.height;
+			v->viewport_width[input_idx] = pipe->scl_data.viewport.width;
+			v->scaler_rec_out_width[input_idx] = pipe->scl_data.recout.width;
+			v->scaler_recout_height[input_idx] = pipe->scl_data.recout.height;
+			if (pipe->bottom_pipe && pipe->bottom_pipe->surface == pipe->surface) {
+				if (pipe->surface->public.rotation % 2 == 0) {
+					int viewport_end = pipe->scl_data.viewport.width
+							+ pipe->scl_data.viewport.x;
+					int viewport_b_end = pipe->bottom_pipe->scl_data.viewport.width
+							+ pipe->bottom_pipe->scl_data.viewport.x;
+
+					if (viewport_end > viewport_b_end)
+						v->viewport_width[input_idx] = viewport_end
+							- pipe->bottom_pipe->scl_data.viewport.x;
+					else
+						v->viewport_width[input_idx] = viewport_b_end
+									- pipe->scl_data.viewport.x;
+				} else  {
+					int viewport_end = pipe->scl_data.viewport.height
+						+ pipe->scl_data.viewport.y;
+					int viewport_b_end = pipe->bottom_pipe->scl_data.viewport.height
+						+ pipe->bottom_pipe->scl_data.viewport.y;
+
+					if (viewport_end > viewport_b_end)
+						v->viewport_height[input_idx] = viewport_end
+							- pipe->bottom_pipe->scl_data.viewport.y;
+					else
+						v->viewport_height[input_idx] = viewport_b_end
+									- pipe->scl_data.viewport.y;
+				}
+				v->scaler_rec_out_width[input_idx] = pipe->scl_data.recout.width
+						+ pipe->bottom_pipe->scl_data.recout.width;
+			}
+
+			v->dcc_enable[input_idx] = pipe->surface->public.dcc.enable ? dcn_bw_yes : dcn_bw_no;
+			v->source_pixel_format[input_idx] = tl_pixel_format_to_bw_defs(
+					pipe->surface->public.format);
+			v->source_surface_mode[input_idx] = tl_sw_mode_to_bw_defs(
+					pipe->surface->public.tiling_info.gfx9.swizzle);
+			v->lb_bit_per_pixel[input_idx] = tl_lb_bpp_to_int(pipe->scl_data.lb_params.depth);
+			v->override_hta_ps[input_idx] = pipe->scl_data.taps.h_taps;
+			v->override_vta_ps[input_idx] = pipe->scl_data.taps.v_taps;
+			v->override_hta_pschroma[input_idx] = pipe->scl_data.taps.h_taps_c;
+			v->override_vta_pschroma[input_idx] = pipe->scl_data.taps.v_taps_c;
+			v->source_scan[input_idx] = (pipe->surface->public.rotation % 2) ? dcn_bw_vert : dcn_bw_hor;
+		}
+		if (v->is_line_buffer_bpp_fixed == dcn_bw_yes)
+			v->lb_bit_per_pixel[input_idx] = v->line_buffer_fixed_bpp;
+		v->dcc_rate[input_idx] = 1; /*TODO: Worst case? does this change?*/
+		v->output_format[input_idx] = dcn_bw_444;
+		v->output[input_idx] = dcn_bw_dp;
+
+		input_idx++;
+	}
+	v->number_of_active_planes = input_idx;
+
+	scaler_settings_calculation(v);
+	mode_support_and_system_configuration(v);
+
+	if (v->voltage_level != 5) {
+		float bw_consumed = v->total_bandwidth_consumed_gbyte_per_second;
+		if (bw_consumed < v->fabric_and_dram_bandwidth_vmin0p65)
+			bw_consumed = v->fabric_and_dram_bandwidth_vmin0p65;
+		else if (bw_consumed < v->fabric_and_dram_bandwidth_vmid0p72)
+			bw_consumed = v->fabric_and_dram_bandwidth_vmid0p72;
+		else if (bw_consumed < v->fabric_and_dram_bandwidth_vnom0p8)
+			bw_consumed = v->fabric_and_dram_bandwidth_vnom0p8;
+		else
+			bw_consumed = v->fabric_and_dram_bandwidth_vmax0p9;
+
+		display_pipe_configuration(v);
+		calc_wm_sets_and_perf_params(context, v);
+		context->fclk_khz = (int)(bw_consumed * 1000000 /
+				(ddr4_dram_factor_single_Channel * v->number_of_channels));
+		context->dram_ccm_us = (int)(v->dram_clock_change_margin);
+		context->min_active_dram_ccm_us = (int)(v->min_active_dram_clock_change_margin);
+		context->dcfclk_deep_sleep_khz = (int)(v->dcf_clk_deep_sleep * 1000);
+		context->dcfclk_khz = (int)(v->dcfclk * 1000);
+		context->dispclk_khz = (int)(v->dispclk * 1000);
+		if (dc->public.debug.max_disp_clk == true)
+			context->dispclk_khz = (int)(dc->dcn_soc.max_dispclk_vmax0p9 * 1000);
+		context->dppclk_khz = (int)(v->dppclk * 1000);
+		context->dppclk_div = (int)(v->dispclk_dppclk_ratio) == 2;
+
+		for (i = 0, input_idx = 0; i < pool->pipe_count; i++) {
+			struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
+
+			/* skip inactive pipe */
+			if (!pipe->stream)
+				continue;
+			/* skip all but first of split pipes */
+			if (pipe->top_pipe && pipe->top_pipe->surface == pipe->surface)
+				continue;
+
+			pipe->pipe_dlg_param.vupdate_width = v->v_update_width[input_idx];
+			pipe->pipe_dlg_param.vupdate_offset = v->v_update_offset[input_idx];
+			pipe->pipe_dlg_param.vready_offset = v->v_ready_offset[input_idx];
+			pipe->pipe_dlg_param.vstartup_start = v->v_startup[input_idx];
+
+			pipe->pipe_dlg_param.htotal = pipe->stream->public.timing.h_total;
+			pipe->pipe_dlg_param.vtotal = pipe->stream->public.timing.v_total;
+			vesa_sync_start = pipe->stream->public.timing.v_addressable +
+						pipe->stream->public.timing.v_border_bottom +
+						pipe->stream->public.timing.v_front_porch;
+
+			asic_blank_end = (pipe->stream->public.timing.v_total -
+						vesa_sync_start -
+						pipe->stream->public.timing.v_border_top)
+			* (pipe->stream->public.timing.flags.INTERLACE ? 1 : 0);
+
+			asic_blank_start = asic_blank_end +
+						(pipe->stream->public.timing.v_border_top +
+						pipe->stream->public.timing.v_addressable +
+						pipe->stream->public.timing.v_border_bottom)
+			* (pipe->stream->public.timing.flags.INTERLACE ? 1 : 0);
+
+			pipe->pipe_dlg_param.vblank_start = asic_blank_start;
+			pipe->pipe_dlg_param.vblank_end = asic_blank_end;
+
+			if (pipe->surface) {
+				struct pipe_ctx *hsplit_pipe = pipe->bottom_pipe;
+
+				if (v->dpp_per_plane[input_idx] == 2 ||
+						(pipe->stream->public.timing.timing_3d_format == TIMING_3D_FORMAT_TOP_AND_BOTTOM ||
+						 pipe->stream->public.timing.timing_3d_format == TIMING_3D_FORMAT_SIDE_BY_SIDE)) {
+					if (hsplit_pipe && hsplit_pipe->surface == pipe->surface) {
+						/* update previously split pipe */
+						hsplit_pipe->pipe_dlg_param.vupdate_width = v->v_update_width[input_idx];
+						hsplit_pipe->pipe_dlg_param.vupdate_offset = v->v_update_offset[input_idx];
+						hsplit_pipe->pipe_dlg_param.vready_offset = v->v_ready_offset[input_idx];
+						hsplit_pipe->pipe_dlg_param.vstartup_start = v->v_startup[input_idx];
+
+						hsplit_pipe->pipe_dlg_param.htotal = pipe->stream->public.timing.h_total;
+						hsplit_pipe->pipe_dlg_param.vtotal = pipe->stream->public.timing.v_total;
+						hsplit_pipe->pipe_dlg_param.vblank_start = pipe->pipe_dlg_param.vblank_start;
+						hsplit_pipe->pipe_dlg_param.vblank_end = pipe->pipe_dlg_param.vblank_end;
+					} else {
+						/* pipe not split previously needs split */
+						hsplit_pipe = find_idle_secondary_pipe(&context->res_ctx, pool);
+						ASSERT(hsplit_pipe);
+						split_stream_across_pipes(
+							&context->res_ctx, pool,
+							pipe, hsplit_pipe);
+					}
+
+					dcn_bw_calc_rq_dlg_ttu(dc, v, hsplit_pipe);
+				} else if (hsplit_pipe && hsplit_pipe->surface == pipe->surface) {
+					/* merge previously split pipe */
+					if (pipe->bottom_pipe->bottom_pipe)
+						pipe->bottom_pipe->bottom_pipe->top_pipe = pipe;
+					memset(pipe->bottom_pipe, 0, sizeof(*pipe->bottom_pipe));
+					pipe->bottom_pipe = pipe->bottom_pipe->bottom_pipe;
+					resource_build_scaling_params(pipe);
+				}
+				/* for now important to do this after pipe split for building e2e params */
+				dcn_bw_calc_rq_dlg_ttu(dc, v, pipe);
+			}
+
+			input_idx++;
+		}
+		if (dc->public.debug.use_dml_wm)
+			dcn_dml_wm_override(v, (struct display_mode_lib *)
+					&dc->dml, context, pool);
+	}
+
+	kernel_fpu_end();
+	return v->voltage_level != 5;
+}
+
+unsigned int dcn_find_normalized_clock_vdd_Level(
+	const struct core_dc *dc,
+	enum dm_pp_clock_type clocks_type,
+	int clocks_in_khz)
+{
+	int vdd_level = dcn_bw_v_min0p65;
+
+	if (clocks_in_khz == 0)/*todo some clock not in the considerations*/
+		return vdd_level;
+
+	switch (clocks_type) {
+	case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
+		if (clocks_in_khz > dc->dcn_soc.max_dispclk_vmax0p9*1000) {
+			vdd_level = dcn_bw_v_max0p91;
+			BREAK_TO_DEBUGGER();
+		} else if (clocks_in_khz > dc->dcn_soc.max_dispclk_vnom0p8*1000) {
+			vdd_level = dcn_bw_v_max0p9;
+		} else if (clocks_in_khz > dc->dcn_soc.max_dispclk_vmid0p72*1000) {
+			vdd_level = dcn_bw_v_nom0p8;
+		} else if (clocks_in_khz > dc->dcn_soc.max_dispclk_vmin0p65*1000) {
+			vdd_level = dcn_bw_v_mid0p72;
+		} else
+			vdd_level = dcn_bw_v_min0p65;
+		break;
+	case DM_PP_CLOCK_TYPE_DISPLAYPHYCLK:
+		if (clocks_in_khz > dc->dcn_soc.phyclkv_max0p9*1000) {
+			vdd_level = dcn_bw_v_max0p91;
+			BREAK_TO_DEBUGGER();
+		} else if (clocks_in_khz > dc->dcn_soc.phyclkv_nom0p8*1000) {
+			vdd_level = dcn_bw_v_max0p9;
+		} else if (clocks_in_khz > dc->dcn_soc.phyclkv_mid0p72*1000) {
+			vdd_level = dcn_bw_v_nom0p8;
+		} else if (clocks_in_khz > dc->dcn_soc.phyclkv_min0p65*1000) {
+			vdd_level = dcn_bw_v_mid0p72;
+		} else
+			vdd_level = dcn_bw_v_min0p65;
+		break;
+
+	case DM_PP_CLOCK_TYPE_DPPCLK:
+		if (clocks_in_khz > dc->dcn_soc.max_dppclk_vmax0p9*1000) {
+			vdd_level = dcn_bw_v_max0p91;
+			BREAK_TO_DEBUGGER();
+		} else if (clocks_in_khz > dc->dcn_soc.max_dppclk_vnom0p8*1000) {
+			vdd_level = dcn_bw_v_max0p9;
+		} else if (clocks_in_khz > dc->dcn_soc.max_dppclk_vmid0p72*1000) {
+			vdd_level = dcn_bw_v_nom0p8;
+		} else if (clocks_in_khz > dc->dcn_soc.max_dppclk_vmin0p65*1000) {
+			vdd_level = dcn_bw_v_mid0p72;
+		} else
+			vdd_level = dcn_bw_v_min0p65;
+		break;
+
+	case DM_PP_CLOCK_TYPE_MEMORY_CLK:
+		{
+			unsigned factor = (ddr4_dram_factor_single_Channel * dc->dcn_soc.number_of_channels);
+			if (clocks_in_khz > dc->dcn_soc.fabric_and_dram_bandwidth_vmax0p9*1000000/factor) {
+			vdd_level = dcn_bw_v_max0p91;
+				BREAK_TO_DEBUGGER();
+			} else if (clocks_in_khz > dc->dcn_soc.fabric_and_dram_bandwidth_vnom0p8*1000000/factor) {
+				vdd_level = dcn_bw_v_max0p9;
+			} else if (clocks_in_khz > dc->dcn_soc.fabric_and_dram_bandwidth_vmid0p72*1000000/factor) {
+				vdd_level = dcn_bw_v_nom0p8;
+			} else if (clocks_in_khz > dc->dcn_soc.fabric_and_dram_bandwidth_vmin0p65*1000000/factor) {
+				vdd_level = dcn_bw_v_mid0p72;
+			} else
+				vdd_level = dcn_bw_v_min0p65;
+		}
+		break;
+
+	case DM_PP_CLOCK_TYPE_DCFCLK:
+		if (clocks_in_khz > dc->dcn_soc.dcfclkv_max0p9*1000) {
+			vdd_level = dcn_bw_v_max0p91;
+			BREAK_TO_DEBUGGER();
+		} else if (clocks_in_khz > dc->dcn_soc.dcfclkv_nom0p8*1000) {
+			vdd_level = dcn_bw_v_max0p9;
+		} else if (clocks_in_khz > dc->dcn_soc.dcfclkv_mid0p72*1000) {
+			vdd_level = dcn_bw_v_nom0p8;
+		} else if (clocks_in_khz > dc->dcn_soc.dcfclkv_min0p65*1000) {
+			vdd_level = dcn_bw_v_mid0p72;
+		} else
+			vdd_level = dcn_bw_v_min0p65;
+		break;
+
+	default:
+		 break;
+	}
+	return vdd_level;
+}
+
+unsigned int dcn_find_dcfclk_suits_all(
+	const struct core_dc *dc,
+	struct clocks_value *clocks)
+{
+	unsigned vdd_level, vdd_level_temp;
+	unsigned dcf_clk;
+
+	/*find a common supported voltage level*/
+	vdd_level = dcn_find_normalized_clock_vdd_Level(
+		dc, DM_PP_CLOCK_TYPE_DISPLAY_CLK, clocks->dispclk_in_khz);
+	vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
+		dc, DM_PP_CLOCK_TYPE_DISPLAYPHYCLK, clocks->phyclk_in_khz);
+
+	vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
+	vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
+		dc, DM_PP_CLOCK_TYPE_DPPCLK, clocks->dppclk_in_khz);
+	vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
+
+	vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
+		dc, DM_PP_CLOCK_TYPE_MEMORY_CLK, clocks->dcfclock_in_khz);
+	vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
+	vdd_level_temp = dcn_find_normalized_clock_vdd_Level(
+		dc, DM_PP_CLOCK_TYPE_DCFCLK, clocks->dcfclock_in_khz);
+
+	/*find that level conresponding dcfclk*/
+	vdd_level = dcn_bw_max(vdd_level, vdd_level_temp);
+	if (vdd_level == dcn_bw_v_max0p91) {
+		BREAK_TO_DEBUGGER();
+		dcf_clk = dc->dcn_soc.dcfclkv_max0p9*1000;
+	} else if (vdd_level == dcn_bw_v_max0p9)
+		dcf_clk =  dc->dcn_soc.dcfclkv_max0p9*1000;
+	else if (vdd_level == dcn_bw_v_nom0p8)
+		dcf_clk =  dc->dcn_soc.dcfclkv_nom0p8*1000;
+	else if (vdd_level == dcn_bw_v_mid0p72)
+		dcf_clk =  dc->dcn_soc.dcfclkv_mid0p72*1000;
+	else
+		dcf_clk =  dc->dcn_soc.dcfclkv_min0p65*1000;
+
+	dm_logger_write(dc->ctx->logger, LOG_HW_MARKS,
+		"\tdcf_clk for voltage = %d\n", dcf_clk);
+	return dcf_clk;
+}
+
+void dcn_bw_update_from_pplib(struct core_dc *dc)
+{
+	struct dc_context *ctx = dc->ctx;
+	struct dm_pp_clock_levels_with_latency clks = {0};
+	struct dm_pp_clock_levels_with_voltage clks2 = {0};
+
+	kernel_fpu_begin();
+	dc->dcn_soc.number_of_channels = dc->ctx->asic_id.vram_width / ddr4_dram_width;
+	ASSERT(dc->dcn_soc.number_of_channels && dc->dcn_soc.number_of_channels < 3);
+	if (dc->dcn_soc.number_of_channels == 0)/*old sbios bug*/
+		dc->dcn_soc.number_of_channels = 2;
+
+	if (dm_pp_get_clock_levels_by_type_with_voltage(
+				ctx, DM_PP_CLOCK_TYPE_DISPLAY_CLK, &clks2) &&
+				clks2.num_levels >= 3) {
+		dc->dcn_soc.max_dispclk_vmin0p65 = clks2.data[0].clocks_in_khz / 1000.0;
+		dc->dcn_soc.max_dispclk_vmid0p72 = clks2.data[clks2.num_levels - 3].clocks_in_khz / 1000.0;
+		dc->dcn_soc.max_dispclk_vnom0p8 = clks2.data[clks2.num_levels - 2].clocks_in_khz / 1000.0;
+		dc->dcn_soc.max_dispclk_vmax0p9 = clks2.data[clks2.num_levels - 1].clocks_in_khz / 1000.0;
+	} else
+		BREAK_TO_DEBUGGER();
+/*
+	if (dm_pp_get_clock_levels_by_type_with_latency(
+			ctx, DM_PP_CLOCK_TYPE_MEMORY_CLK, &clks) &&
+			clks.num_levels != 0) {
+			//this  is to get DRAM data_rate
+		//FabricAndDRAMBandwidth = min(64*FCLK , Data rate * single_Channel_Width * number of channels);
+	}*/
+	if (dm_pp_get_clock_levels_by_type_with_latency(
+			ctx, DM_PP_CLOCK_TYPE_FCLK, &clks) &&
+			clks.num_levels != 0) {
+		ASSERT(clks.num_levels >= 3);
+		dc->dcn_soc.fabric_and_dram_bandwidth_vmin0p65 = dc->dcn_soc.number_of_channels *
+			(clks.data[0].clocks_in_khz / 1000.0) * ddr4_dram_factor_single_Channel / 1000.0;
+		if (clks.num_levels > 2) {
+			dc->dcn_soc.fabric_and_dram_bandwidth_vmid0p72 = dc->dcn_soc.number_of_channels *
+					(clks.data[clks.num_levels - 3].clocks_in_khz / 1000.0) * ddr4_dram_factor_single_Channel / 1000.0;
+		} else {
+			dc->dcn_soc.fabric_and_dram_bandwidth_vmid0p72 = dc->dcn_soc.number_of_channels *
+					(clks.data[clks.num_levels - 2].clocks_in_khz / 1000.0) * ddr4_dram_factor_single_Channel / 1000.0;
+		}
+		dc->dcn_soc.fabric_and_dram_bandwidth_vnom0p8 = dc->dcn_soc.number_of_channels *
+				(clks.data[clks.num_levels - 2].clocks_in_khz / 1000.0) * ddr4_dram_factor_single_Channel / 1000.0;
+		dc->dcn_soc.fabric_and_dram_bandwidth_vmax0p9 = dc->dcn_soc.number_of_channels *
+				(clks.data[clks.num_levels - 1].clocks_in_khz / 1000.0) * ddr4_dram_factor_single_Channel / 1000.0;
+	} else
+		BREAK_TO_DEBUGGER();
+	if (dm_pp_get_clock_levels_by_type_with_latency(
+				ctx, DM_PP_CLOCK_TYPE_DCFCLK, &clks) &&
+				clks.num_levels >= 3) {
+		dc->dcn_soc.dcfclkv_min0p65 = clks.data[0].clocks_in_khz / 1000.0;
+		dc->dcn_soc.dcfclkv_mid0p72 = clks.data[clks.num_levels - 3].clocks_in_khz / 1000.0;
+		dc->dcn_soc.dcfclkv_nom0p8 = clks.data[clks.num_levels - 2].clocks_in_khz / 1000.0;
+		dc->dcn_soc.dcfclkv_max0p9 = clks.data[clks.num_levels - 1].clocks_in_khz / 1000.0;
+	} else
+		BREAK_TO_DEBUGGER();
+	if (dm_pp_get_clock_levels_by_type_with_voltage(
+				ctx, DM_PP_CLOCK_TYPE_DISPLAYPHYCLK, &clks2) &&
+				clks2.num_levels >= 3) {
+		dc->dcn_soc.phyclkv_min0p65 = clks2.data[0].clocks_in_khz / 1000.0;
+		dc->dcn_soc.phyclkv_mid0p72 = clks2.data[clks2.num_levels - 3].clocks_in_khz / 1000.0;
+		dc->dcn_soc.phyclkv_nom0p8 = clks2.data[clks2.num_levels - 2].clocks_in_khz / 1000.0;
+		dc->dcn_soc.phyclkv_max0p9 = clks2.data[clks2.num_levels - 1].clocks_in_khz / 1000.0;
+	} else
+		BREAK_TO_DEBUGGER();
+	if (dm_pp_get_clock_levels_by_type_with_latency(
+				ctx, DM_PP_CLOCK_TYPE_DPPCLK, &clks) &&
+				clks.num_levels >= 3) {
+		dc->dcn_soc.max_dppclk_vmin0p65 = clks.data[0].clocks_in_khz / 1000.0;
+		dc->dcn_soc.max_dppclk_vmid0p72 = clks.data[clks.num_levels - 3].clocks_in_khz / 1000.0;
+		dc->dcn_soc.max_dppclk_vnom0p8 = clks.data[clks.num_levels - 2].clocks_in_khz / 1000.0;
+		dc->dcn_soc.max_dppclk_vmax0p9 = clks.data[clks.num_levels - 1].clocks_in_khz / 1000.0;
+	}
+
+	if (dm_pp_get_clock_levels_by_type_with_latency(
+				ctx, DM_PP_CLOCK_TYPE_SOCCLK, &clks) &&
+				clks.num_levels >= 3) {
+		dc->dcn_soc.socclk = clks.data[0].clocks_in_khz / 1000.0;
+	} else
+			BREAK_TO_DEBUGGER();
+	kernel_fpu_end();
+}
+
+void dcn_bw_notify_pplib_of_wm_ranges(struct core_dc *dc)
+{
+	struct dm_pp_wm_sets_with_clock_ranges_soc15 clk_ranges = {0};
+	int max_fclk_khz, nom_fclk_khz, min_fclk_khz, max_dcfclk_khz,
+		nom_dcfclk_khz, min_dcfclk_khz, socclk_khz;
+	const int overdrive = 5000000; /* 5 GHz to cover Overdrive */
+	unsigned factor = (ddr4_dram_factor_single_Channel * dc->dcn_soc.number_of_channels);
+
+	kernel_fpu_begin();
+	max_fclk_khz = dc->dcn_soc.fabric_and_dram_bandwidth_vmax0p9 * 1000000 / factor;
+	nom_fclk_khz = dc->dcn_soc.fabric_and_dram_bandwidth_vnom0p8 * 1000000 / factor;
+	min_fclk_khz = dc->dcn_soc.fabric_and_dram_bandwidth_vmin0p65 * 1000000 / factor;
+	max_dcfclk_khz = dc->dcn_soc.dcfclkv_max0p9 * 1000;
+	nom_dcfclk_khz = dc->dcn_soc.dcfclkv_nom0p8 * 1000;
+	min_dcfclk_khz = dc->dcn_soc.dcfclkv_min0p65 * 1000;
+	socclk_khz = dc->dcn_soc.socclk * 1000;
+	kernel_fpu_end();
+
+	/* Now notify PPLib/SMU about which Watermarks sets they should select
+	 * depending on DPM state they are in. And update BW MGR GFX Engine and
+	 * Memory clock member variables for Watermarks calculations for each
+	 * Watermark Set
+	 */
+	/* SOCCLK does not affect anytihng but writeback for DCN so for now we dont
+	 * care what the value is, hence min to overdrive level
+	 */
+	clk_ranges.num_wm_dmif_sets = 4;
+	clk_ranges.num_wm_mcif_sets = 4;
+	clk_ranges.wm_dmif_clocks_ranges[0].wm_set_id = WM_SET_A;
+	clk_ranges.wm_dmif_clocks_ranges[0].wm_min_dcfclk_clk_in_khz = min_dcfclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[0].wm_max_dcfclk_clk_in_khz = nom_dcfclk_khz - 1;
+	clk_ranges.wm_dmif_clocks_ranges[0].wm_min_memg_clk_in_khz = min_fclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[0].wm_max_mem_clk_in_khz = nom_fclk_khz - 1;
+	clk_ranges.wm_mcif_clocks_ranges[0].wm_set_id = WM_SET_A;
+	clk_ranges.wm_mcif_clocks_ranges[0].wm_min_socclk_clk_in_khz = socclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[0].wm_max_socclk_clk_in_khz = overdrive;
+	clk_ranges.wm_mcif_clocks_ranges[0].wm_min_memg_clk_in_khz = min_fclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[0].wm_max_mem_clk_in_khz = nom_fclk_khz - 1;
+
+	clk_ranges.wm_dmif_clocks_ranges[1].wm_set_id = WM_SET_B;
+	clk_ranges.wm_dmif_clocks_ranges[1].wm_min_dcfclk_clk_in_khz = min_dcfclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[1].wm_max_dcfclk_clk_in_khz = nom_dcfclk_khz - 1;
+	clk_ranges.wm_dmif_clocks_ranges[1].wm_min_memg_clk_in_khz = nom_fclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[1].wm_max_mem_clk_in_khz = max_fclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[1].wm_set_id = WM_SET_B;
+	clk_ranges.wm_mcif_clocks_ranges[1].wm_min_socclk_clk_in_khz = socclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[1].wm_max_socclk_clk_in_khz = overdrive;
+	clk_ranges.wm_mcif_clocks_ranges[1].wm_min_memg_clk_in_khz = nom_fclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[1].wm_max_mem_clk_in_khz = max_fclk_khz;
+
+
+	clk_ranges.wm_dmif_clocks_ranges[2].wm_set_id = WM_SET_C;
+	clk_ranges.wm_dmif_clocks_ranges[2].wm_min_dcfclk_clk_in_khz = nom_dcfclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[2].wm_max_dcfclk_clk_in_khz = max_dcfclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[2].wm_min_memg_clk_in_khz = nom_fclk_khz;
+	clk_ranges.wm_dmif_clocks_ranges[2].wm_max_mem_clk_in_khz = max_fclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[2].wm_set_id = WM_SET_C;
+	clk_ranges.wm_mcif_clocks_ranges[2].wm_min_socclk_clk_in_khz = socclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[2].wm_max_socclk_clk_in_khz = overdrive;
+	clk_ranges.wm_mcif_clocks_ranges[2].wm_min_memg_clk_in_khz = nom_fclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[2].wm_max_mem_clk_in_khz = max_fclk_khz;
+
+	clk_ranges.wm_dmif_clocks_ranges[3].wm_set_id = WM_SET_D;
+	clk_ranges.wm_dmif_clocks_ranges[3].wm_min_dcfclk_clk_in_khz = max_dcfclk_khz + 1;
+	clk_ranges.wm_dmif_clocks_ranges[3].wm_max_dcfclk_clk_in_khz = overdrive;
+	clk_ranges.wm_dmif_clocks_ranges[3].wm_min_memg_clk_in_khz = max_fclk_khz + 1;
+	clk_ranges.wm_dmif_clocks_ranges[3].wm_max_mem_clk_in_khz = overdrive;
+	clk_ranges.wm_mcif_clocks_ranges[3].wm_set_id = WM_SET_D;
+	clk_ranges.wm_mcif_clocks_ranges[3].wm_min_socclk_clk_in_khz = socclk_khz;
+	clk_ranges.wm_mcif_clocks_ranges[3].wm_max_socclk_clk_in_khz = overdrive;
+	clk_ranges.wm_mcif_clocks_ranges[3].wm_min_memg_clk_in_khz = max_fclk_khz + 1;
+	clk_ranges.wm_mcif_clocks_ranges[3].wm_max_mem_clk_in_khz = overdrive;
+
+	/* Notify PP Lib/SMU which Watermarks to use for which clock ranges */
+	dm_pp_notify_wm_clock_changes_soc15(dc->ctx, &clk_ranges);
+}
+
+void dcn_bw_sync_calcs_and_dml(struct core_dc *dc)
+{
+	kernel_fpu_begin();
+	dc->dml.soc.vmin.socclk_mhz = dc->dcn_soc.socclk;
+	dc->dml.soc.vmid.socclk_mhz = dc->dcn_soc.socclk;
+	dc->dml.soc.vnom.socclk_mhz = dc->dcn_soc.socclk;
+	dc->dml.soc.vmax.socclk_mhz = dc->dcn_soc.socclk;
+
+	dc->dml.soc.vmin.dcfclk_mhz = dc->dcn_soc.dcfclkv_min0p65;
+	dc->dml.soc.vmid.dcfclk_mhz = dc->dcn_soc.dcfclkv_mid0p72;
+	dc->dml.soc.vnom.dcfclk_mhz = dc->dcn_soc.dcfclkv_nom0p8;
+	dc->dml.soc.vmax.dcfclk_mhz = dc->dcn_soc.dcfclkv_max0p9;
+
+	dc->dml.soc.vmin.dispclk_mhz = dc->dcn_soc.max_dispclk_vmin0p65;
+	dc->dml.soc.vmid.dispclk_mhz = dc->dcn_soc.max_dispclk_vmid0p72;
+	dc->dml.soc.vnom.dispclk_mhz = dc->dcn_soc.max_dispclk_vnom0p8;
+	dc->dml.soc.vmax.dispclk_mhz = dc->dcn_soc.max_dispclk_vmax0p9;
+
+	dc->dml.soc.vmin.dppclk_mhz = dc->dcn_soc.max_dppclk_vmin0p65;
+	dc->dml.soc.vmid.dppclk_mhz = dc->dcn_soc.max_dppclk_vmid0p72;
+	dc->dml.soc.vnom.dppclk_mhz = dc->dcn_soc.max_dppclk_vnom0p8;
+	dc->dml.soc.vmax.dppclk_mhz = dc->dcn_soc.max_dppclk_vmax0p9;
+
+	dc->dml.soc.vmin.phyclk_mhz = dc->dcn_soc.phyclkv_min0p65;
+	dc->dml.soc.vmid.phyclk_mhz = dc->dcn_soc.phyclkv_mid0p72;
+	dc->dml.soc.vnom.phyclk_mhz = dc->dcn_soc.phyclkv_nom0p8;
+	dc->dml.soc.vmax.phyclk_mhz = dc->dcn_soc.phyclkv_max0p9;
+
+	dc->dml.soc.vmin.dram_bw_per_chan_gbps = dc->dcn_soc.fabric_and_dram_bandwidth_vmin0p65;
+	dc->dml.soc.vmid.dram_bw_per_chan_gbps = dc->dcn_soc.fabric_and_dram_bandwidth_vmid0p72;
+	dc->dml.soc.vnom.dram_bw_per_chan_gbps = dc->dcn_soc.fabric_and_dram_bandwidth_vnom0p8;
+	dc->dml.soc.vmax.dram_bw_per_chan_gbps = dc->dcn_soc.fabric_and_dram_bandwidth_vmax0p9;
+
+	dc->dml.soc.sr_exit_time_us = dc->dcn_soc.sr_exit_time;
+	dc->dml.soc.sr_enter_plus_exit_time_us = dc->dcn_soc.sr_enter_plus_exit_time;
+	dc->dml.soc.urgent_latency_us = dc->dcn_soc.urgent_latency;
+	dc->dml.soc.writeback_latency_us = dc->dcn_soc.write_back_latency;
+	dc->dml.soc.ideal_dram_bw_after_urgent_percent =
+			dc->dcn_soc.percent_of_ideal_drambw_received_after_urg_latency;
+	dc->dml.soc.max_request_size_bytes = dc->dcn_soc.max_request_size;
+	dc->dml.soc.downspread_percent = dc->dcn_soc.downspreading;
+	dc->dml.soc.round_trip_ping_latency_dcfclk_cycles =
+			dc->dcn_soc.round_trip_ping_latency_cycles;
+	dc->dml.soc.urgent_out_of_order_return_per_channel_bytes =
+			dc->dcn_soc.urgent_out_of_order_return_per_channel;
+	dc->dml.soc.num_chans = dc->dcn_soc.number_of_channels;
+	dc->dml.soc.vmm_page_size_bytes = dc->dcn_soc.vmm_page_size;
+	dc->dml.soc.dram_clock_change_latency_us = dc->dcn_soc.dram_clock_change_latency;
+	dc->dml.soc.return_bus_width_bytes = dc->dcn_soc.return_bus_width;
+
+	dc->dml.ip.rob_buffer_size_kbytes = dc->dcn_ip.rob_buffer_size_in_kbyte;
+	dc->dml.ip.det_buffer_size_kbytes = dc->dcn_ip.det_buffer_size_in_kbyte;
+	dc->dml.ip.dpp_output_buffer_pixels = dc->dcn_ip.dpp_output_buffer_pixels;
+	dc->dml.ip.opp_output_buffer_lines = dc->dcn_ip.opp_output_buffer_lines;
+	dc->dml.ip.pixel_chunk_size_kbytes = dc->dcn_ip.pixel_chunk_size_in_kbyte;
+	dc->dml.ip.pte_enable = dc->dcn_ip.pte_enable == dcn_bw_yes;
+	dc->dml.ip.pte_chunk_size_kbytes = dc->dcn_ip.pte_chunk_size;
+	dc->dml.ip.meta_chunk_size_kbytes = dc->dcn_ip.meta_chunk_size;
+	dc->dml.ip.writeback_chunk_size_kbytes = dc->dcn_ip.writeback_chunk_size;
+	dc->dml.ip.line_buffer_size_bits = dc->dcn_ip.line_buffer_size;
+	dc->dml.ip.max_line_buffer_lines = dc->dcn_ip.max_line_buffer_lines;
+	dc->dml.ip.IsLineBufferBppFixed = dc->dcn_ip.is_line_buffer_bpp_fixed == dcn_bw_yes;
+	dc->dml.ip.LineBufferFixedBpp = dc->dcn_ip.line_buffer_fixed_bpp;
+	dc->dml.ip.writeback_luma_buffer_size_kbytes = dc->dcn_ip.writeback_luma_buffer_size;
+	dc->dml.ip.writeback_chroma_buffer_size_kbytes = dc->dcn_ip.writeback_chroma_buffer_size;
+	dc->dml.ip.max_num_dpp = dc->dcn_ip.max_num_dpp;
+	dc->dml.ip.max_num_wb = dc->dcn_ip.max_num_writeback;
+	dc->dml.ip.max_dchub_pscl_bw_pix_per_clk = dc->dcn_ip.max_dchub_topscl_throughput;
+	dc->dml.ip.max_pscl_lb_bw_pix_per_clk = dc->dcn_ip.max_pscl_tolb_throughput;
+	dc->dml.ip.max_lb_vscl_bw_pix_per_clk = dc->dcn_ip.max_lb_tovscl_throughput;
+	dc->dml.ip.max_vscl_hscl_bw_pix_per_clk = dc->dcn_ip.max_vscl_tohscl_throughput;
+	dc->dml.ip.max_hscl_ratio = dc->dcn_ip.max_hscl_ratio;
+	dc->dml.ip.max_vscl_ratio = dc->dcn_ip.max_vscl_ratio;
+	dc->dml.ip.max_hscl_taps = dc->dcn_ip.max_hscl_taps;
+	dc->dml.ip.max_vscl_taps = dc->dcn_ip.max_vscl_taps;
+	/*pte_buffer_size_in_requests missing in dml*/
+	dc->dml.ip.dispclk_ramp_margin_percent = dc->dcn_ip.dispclk_ramping_margin;
+	dc->dml.ip.underscan_factor = dc->dcn_ip.under_scan_factor;
+	dc->dml.ip.max_inter_dcn_tile_repeaters = dc->dcn_ip.max_inter_dcn_tile_repeaters;
+	dc->dml.ip.can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one =
+		dc->dcn_ip.can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one == dcn_bw_yes;
+	dc->dml.ip.bug_forcing_LC_req_same_size_fixed =
+		dc->dcn_ip.bug_forcing_luma_and_chroma_request_to_same_size_fixed == dcn_bw_yes;
+	dc->dml.ip.dcfclk_cstate_latency = dc->dcn_ip.dcfclk_cstate_latency;
+	kernel_fpu_end();
+}

drivers/gpu/drm/amd/display/dc/inc/dcn_calcs.h

@@ -0,0 +1,629 @@
+/*
+ * Copyright 2017 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
+ *
+ */
+
+/**
+ * Bandwidth and Watermark calculations interface.
+ * (Refer to "DCEx_mode_support.xlsm" from Perforce.)
+ */
+#ifndef __DCN_CALCS_H__
+#define __DCN_CALCS_H__
+
+#include "bw_fixed.h"
+#include "display_clock.h"
+#include "../dml/display_mode_lib.h"
+
+struct core_dc;
+struct validate_context;
+
+/*******************************************************************************
+ * DCN data structures.
+ ******************************************************************************/
+
+#define number_of_planes   6
+#define number_of_planes_minus_one   5
+#define number_of_states   4
+#define number_of_states_plus_one   5
+
+#define ddr4_dram_width   64
+#define ddr4_dram_factor_single_Channel   16
+enum dcn_bw_defs {
+	dcn_bw_v_min0p65,
+	dcn_bw_v_mid0p72,
+	dcn_bw_v_nom0p8,
+	dcn_bw_v_max0p9,
+	dcn_bw_v_max0p91,
+	dcn_bw_no_support = 5,
+	dcn_bw_yes,
+	dcn_bw_hor,
+	dcn_bw_vert,
+	dcn_bw_override,
+	dcn_bw_rgb_sub_64,
+	dcn_bw_rgb_sub_32,
+	dcn_bw_rgb_sub_16,
+	dcn_bw_no,
+	dcn_bw_sw_linear,
+	dcn_bw_sw_4_kb_d,
+	dcn_bw_sw_4_kb_d_x,
+	dcn_bw_sw_64_kb_d,
+	dcn_bw_sw_64_kb_d_t,
+	dcn_bw_sw_64_kb_d_x,
+	dcn_bw_sw_var_d,
+	dcn_bw_sw_var_d_x,
+	dcn_bw_yuv420_sub_8,
+	dcn_bw_sw_4_kb_s,
+	dcn_bw_sw_4_kb_s_x,
+	dcn_bw_sw_64_kb_s,
+	dcn_bw_sw_64_kb_s_t,
+	dcn_bw_sw_64_kb_s_x,
+	dcn_bw_writeback,
+	dcn_bw_444,
+	dcn_bw_dp,
+	dcn_bw_420,
+	dcn_bw_hdmi,
+	dcn_bw_sw_var_s,
+	dcn_bw_sw_var_s_x,
+	dcn_bw_yuv420_sub_10,
+	dcn_bw_supported_in_v_active,
+	dcn_bw_supported_in_v_blank,
+	dcn_bw_not_supported,
+	dcn_bw_na,
+};
+
+/*bounding box parameters*/
+/*mode parameters*/
+/*system configuration*/
+/* display configuration*/
+struct dcn_bw_internal_vars {
+	float voltage[number_of_states_plus_one + 1];
+	float max_dispclk[number_of_states_plus_one + 1];
+	float max_dppclk[number_of_states_plus_one + 1];
+	float dcfclk_per_state[number_of_states_plus_one + 1];
+	float phyclk_per_state[number_of_states_plus_one + 1];
+	float fabric_and_dram_bandwidth_per_state[number_of_states_plus_one + 1];
+	float sr_exit_time;
+	float sr_enter_plus_exit_time;
+	float dram_clock_change_latency;
+	float urgent_latency;
+	float write_back_latency;
+	float percent_of_ideal_drambw_received_after_urg_latency;
+	float dcfclkv_max0p9;
+	float dcfclkv_nom0p8;
+	float dcfclkv_mid0p72;
+	float dcfclkv_min0p65;
+	float max_dispclk_vmax0p9;
+	float max_dppclk_vmax0p9;
+	float max_dispclk_vnom0p8;
+	float max_dppclk_vnom0p8;
+	float max_dispclk_vmid0p72;
+	float max_dppclk_vmid0p72;
+	float max_dispclk_vmin0p65;
+	float max_dppclk_vmin0p65;
+	float socclk;
+	float fabric_and_dram_bandwidth_vmax0p9;
+	float fabric_and_dram_bandwidth_vnom0p8;
+	float fabric_and_dram_bandwidth_vmid0p72;
+	float fabric_and_dram_bandwidth_vmin0p65;
+	float round_trip_ping_latency_cycles;
+	float urgent_out_of_order_return_per_channel;
+	float number_of_channels;
+	float vmm_page_size;
+	float return_bus_width;
+	float rob_buffer_size_in_kbyte;
+	float det_buffer_size_in_kbyte;
+	float dpp_output_buffer_pixels;
+	float opp_output_buffer_lines;
+	float pixel_chunk_size_in_kbyte;
+	float pte_chunk_size;
+	float meta_chunk_size;
+	float writeback_chunk_size;
+	enum dcn_bw_defs odm_capability;
+	enum dcn_bw_defs dsc_capability;
+	float line_buffer_size;
+	enum dcn_bw_defs is_line_buffer_bpp_fixed;
+	float line_buffer_fixed_bpp;
+	float max_line_buffer_lines;
+	float writeback_luma_buffer_size;
+	float writeback_chroma_buffer_size;
+	float max_num_dpp;
+	float max_num_writeback;
+	float max_dchub_topscl_throughput;
+	float max_pscl_tolb_throughput;
+	float max_lb_tovscl_throughput;
+	float max_vscl_tohscl_throughput;
+	float max_hscl_ratio;
+	float max_vscl_ratio;
+	float max_hscl_taps;
+	float max_vscl_taps;
+	float under_scan_factor;
+	float phyclkv_max0p9;
+	float phyclkv_nom0p8;
+	float phyclkv_mid0p72;
+	float phyclkv_min0p65;
+	float pte_buffer_size_in_requests;
+	float dispclk_ramping_margin;
+	float downspreading;
+	float max_inter_dcn_tile_repeaters;
+	enum dcn_bw_defs can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one;
+	enum dcn_bw_defs bug_forcing_luma_and_chroma_request_to_same_size_fixed;
+	int mode;
+	float viewport_width[number_of_planes_minus_one + 1];
+	float htotal[number_of_planes_minus_one + 1];
+	float vtotal[number_of_planes_minus_one + 1];
+	float v_sync_plus_back_porch[number_of_planes_minus_one + 1];
+	float vactive[number_of_planes_minus_one + 1];
+	float pixel_clock[number_of_planes_minus_one + 1]; /*MHz*/
+	float viewport_height[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs dcc_enable[number_of_planes_minus_one + 1];
+	float dcc_rate[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs source_scan[number_of_planes_minus_one + 1];
+	float lb_bit_per_pixel[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs source_pixel_format[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs source_surface_mode[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs output_format[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs output[number_of_planes_minus_one + 1];
+	float scaler_rec_out_width[number_of_planes_minus_one + 1];
+	float scaler_recout_height[number_of_planes_minus_one + 1];
+	float underscan_output[number_of_planes_minus_one + 1];
+	float interlace_output[number_of_planes_minus_one + 1];
+	float override_hta_ps[number_of_planes_minus_one + 1];
+	float override_vta_ps[number_of_planes_minus_one + 1];
+	float override_hta_pschroma[number_of_planes_minus_one + 1];
+	float override_vta_pschroma[number_of_planes_minus_one + 1];
+	float urgent_latency_support_us[number_of_planes_minus_one + 1];
+	float h_ratio[number_of_planes_minus_one + 1];
+	float v_ratio[number_of_planes_minus_one + 1];
+	float htaps[number_of_planes_minus_one + 1];
+	float vtaps[number_of_planes_minus_one + 1];
+	float hta_pschroma[number_of_planes_minus_one + 1];
+	float vta_pschroma[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs pte_enable;
+	enum dcn_bw_defs synchronized_vblank;
+	enum dcn_bw_defs ta_pscalculation;
+	int voltage_override_level;
+	int number_of_active_planes;
+	int voltage_level;
+	enum dcn_bw_defs immediate_flip_supported;
+	float dcfclk;
+	float max_phyclk;
+	float fabric_and_dram_bandwidth;
+	float dpp_per_plane_per_ratio[1 + 1][number_of_planes_minus_one + 1];
+	enum dcn_bw_defs dispclk_dppclk_support_per_ratio[1 + 1];
+	float required_dispclk_per_ratio[1 + 1];
+	enum dcn_bw_defs error_message[1 + 1];
+	int dispclk_dppclk_ratio;
+	float dpp_per_plane[number_of_planes_minus_one + 1];
+	float det_buffer_size_y[number_of_planes_minus_one + 1];
+	float det_buffer_size_c[number_of_planes_minus_one + 1];
+	float swath_height_y[number_of_planes_minus_one + 1];
+	float swath_height_c[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs final_error_message;
+	float frequency;
+	float header_line;
+	float header;
+	enum dcn_bw_defs voltage_override;
+	enum dcn_bw_defs allow_different_hratio_vratio;
+	float acceptable_quality_hta_ps;
+	float acceptable_quality_vta_ps;
+	float no_of_dpp[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float swath_width_yper_state[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float swath_height_yper_state[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float swath_height_cper_state[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float urgent_latency_support_us_per_state[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float v_ratio_pre_ywith_immediate_flip[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float v_ratio_pre_cwith_immediate_flip[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float required_prefetch_pixel_data_bw_with_immediate_flip[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float v_ratio_pre_ywithout_immediate_flip[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float v_ratio_pre_cwithout_immediate_flip[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	float required_prefetch_pixel_data_bw_without_immediate_flip[number_of_states_plus_one + 1][1 + 1][number_of_planes_minus_one + 1];
+	enum dcn_bw_defs prefetch_supported_with_immediate_flip[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs prefetch_supported_without_immediate_flip[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs v_ratio_in_prefetch_supported_with_immediate_flip[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs v_ratio_in_prefetch_supported_without_immediate_flip[number_of_states_plus_one + 1][1 + 1];
+	float required_dispclk[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs dispclk_dppclk_support[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs total_available_pipes_support[number_of_states_plus_one + 1][1 + 1];
+	float total_number_of_active_dpp[number_of_states_plus_one + 1][1 + 1];
+	float total_number_of_dcc_active_dpp[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs urgent_latency_support[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs mode_support_with_immediate_flip[number_of_states_plus_one + 1][1 + 1];
+	enum dcn_bw_defs mode_support_without_immediate_flip[number_of_states_plus_one + 1][1 + 1];
+	float return_bw_per_state[number_of_states_plus_one + 1];
+	enum dcn_bw_defs dio_support[number_of_states_plus_one + 1];
+	float urgent_round_trip_and_out_of_order_latency_per_state[number_of_states_plus_one + 1];
+	enum dcn_bw_defs rob_support[number_of_states_plus_one + 1];
+	enum dcn_bw_defs bandwidth_support[number_of_states_plus_one + 1];
+	float prefetch_bw[number_of_planes_minus_one + 1];
+	float meta_pte_bytes_per_frame[number_of_planes_minus_one + 1];
+	float meta_row_bytes[number_of_planes_minus_one + 1];
+	float dpte_bytes_per_row[number_of_planes_minus_one + 1];
+	float prefetch_lines_y[number_of_planes_minus_one + 1];
+	float prefetch_lines_c[number_of_planes_minus_one + 1];
+	float max_num_sw_y[number_of_planes_minus_one + 1];
+	float max_num_sw_c[number_of_planes_minus_one + 1];
+	float line_times_for_prefetch[number_of_planes_minus_one + 1];
+	float lines_for_meta_pte_with_immediate_flip[number_of_planes_minus_one + 1];
+	float lines_for_meta_pte_without_immediate_flip[number_of_planes_minus_one + 1];
+	float lines_for_meta_and_dpte_row_with_immediate_flip[number_of_planes_minus_one + 1];
+	float lines_for_meta_and_dpte_row_without_immediate_flip[number_of_planes_minus_one + 1];
+	float min_dppclk_using_single_dpp[number_of_planes_minus_one + 1];
+	float swath_width_ysingle_dpp[number_of_planes_minus_one + 1];
+	float byte_per_pixel_in_dety[number_of_planes_minus_one + 1];
+	float byte_per_pixel_in_detc[number_of_planes_minus_one + 1];
+	float number_of_dpp_required_for_det_and_lb_size[number_of_planes_minus_one + 1];
+	float required_phyclk[number_of_planes_minus_one + 1];
+	float read256_block_height_y[number_of_planes_minus_one + 1];
+	float read256_block_width_y[number_of_planes_minus_one + 1];
+	float read256_block_height_c[number_of_planes_minus_one + 1];
+	float read256_block_width_c[number_of_planes_minus_one + 1];
+	float max_swath_height_y[number_of_planes_minus_one + 1];
+	float max_swath_height_c[number_of_planes_minus_one + 1];
+	float min_swath_height_y[number_of_planes_minus_one + 1];
+	float min_swath_height_c[number_of_planes_minus_one + 1];
+	float read_bandwidth[number_of_planes_minus_one + 1];
+	float write_bandwidth[number_of_planes_minus_one + 1];
+	float pscl_factor[number_of_planes_minus_one + 1];
+	float pscl_factor_chroma[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs scale_ratio_support;
+	enum dcn_bw_defs source_format_pixel_and_scan_support;
+	float total_read_bandwidth_consumed_gbyte_per_second;
+	float total_write_bandwidth_consumed_gbyte_per_second;
+	float total_bandwidth_consumed_gbyte_per_second;
+	enum dcn_bw_defs dcc_enabled_in_any_plane;
+	float return_bw_todcn_per_state;
+	float critical_point;
+	enum dcn_bw_defs writeback_latency_support;
+	float required_output_bw;
+	float total_number_of_active_writeback;
+	enum dcn_bw_defs total_available_writeback_support;
+	float maximum_swath_width;
+	float number_of_dpp_required_for_det_size;
+	float number_of_dpp_required_for_lb_size;
+	float min_dispclk_using_single_dpp;
+	float min_dispclk_using_dual_dpp;
+	enum dcn_bw_defs viewport_size_support;
+	float swath_width_granularity_y;
+	float rounded_up_max_swath_size_bytes_y;
+	float swath_width_granularity_c;
+	float rounded_up_max_swath_size_bytes_c;
+	float lines_in_det_luma;
+	float lines_in_det_chroma;
+	float effective_lb_latency_hiding_source_lines_luma;
+	float effective_lb_latency_hiding_source_lines_chroma;
+	float effective_detlb_lines_luma;
+	float effective_detlb_lines_chroma;
+	float projected_dcfclk_deep_sleep;
+	float meta_req_height_y;
+	float meta_req_width_y;
+	float meta_surface_width_y;
+	float meta_surface_height_y;
+	float meta_pte_bytes_per_frame_y;
+	float meta_row_bytes_y;
+	float macro_tile_block_size_bytes_y;
+	float macro_tile_block_height_y;
+	float data_pte_req_height_y;
+	float data_pte_req_width_y;
+	float dpte_bytes_per_row_y;
+	float meta_req_height_c;
+	float meta_req_width_c;
+	float meta_surface_width_c;
+	float meta_surface_height_c;
+	float meta_pte_bytes_per_frame_c;
+	float meta_row_bytes_c;
+	float macro_tile_block_size_bytes_c;
+	float macro_tile_block_height_c;
+	float macro_tile_block_width_c;
+	float data_pte_req_height_c;
+	float data_pte_req_width_c;
+	float dpte_bytes_per_row_c;
+	float v_init_y;
+	float max_partial_sw_y;
+	float v_init_c;
+	float max_partial_sw_c;
+	float dst_x_after_scaler;
+	float dst_y_after_scaler;
+	float time_calc;
+	float v_update_offset[number_of_planes_minus_one + 1];
+	float total_repeater_delay;
+	float v_update_width[number_of_planes_minus_one + 1];
+	float v_ready_offset[number_of_planes_minus_one + 1];
+	float time_setup;
+	float extra_latency;
+	float maximum_vstartup;
+	float bw_available_for_immediate_flip;
+	float total_immediate_flip_bytes[number_of_planes_minus_one + 1];
+	float time_for_meta_pte_with_immediate_flip;
+	float time_for_meta_pte_without_immediate_flip;
+	float time_for_meta_and_dpte_row_with_immediate_flip;
+	float time_for_meta_and_dpte_row_without_immediate_flip;
+	float line_times_to_request_prefetch_pixel_data_with_immediate_flip;
+	float line_times_to_request_prefetch_pixel_data_without_immediate_flip;
+	float maximum_read_bandwidth_with_prefetch_with_immediate_flip;
+	float maximum_read_bandwidth_with_prefetch_without_immediate_flip;
+	float voltage_level_with_immediate_flip;
+	float voltage_level_without_immediate_flip;
+	float total_number_of_active_dpp_per_ratio[1 + 1];
+	float byte_per_pix_dety;
+	float byte_per_pix_detc;
+	float read256_bytes_block_height_y;
+	float read256_bytes_block_width_y;
+	float read256_bytes_block_height_c;
+	float read256_bytes_block_width_c;
+	float maximum_swath_height_y;
+	float maximum_swath_height_c;
+	float minimum_swath_height_y;
+	float minimum_swath_height_c;
+	float swath_width;
+	float prefetch_bandwidth[number_of_planes_minus_one + 1];
+	float v_init_pre_fill_y[number_of_planes_minus_one + 1];
+	float v_init_pre_fill_c[number_of_planes_minus_one + 1];
+	float max_num_swath_y[number_of_planes_minus_one + 1];
+	float max_num_swath_c[number_of_planes_minus_one + 1];
+	float prefill_y[number_of_planes_minus_one + 1];
+	float prefill_c[number_of_planes_minus_one + 1];
+	float v_startup[number_of_planes_minus_one + 1];
+	enum dcn_bw_defs allow_dram_clock_change_during_vblank[number_of_planes_minus_one + 1];
+	float allow_dram_self_refresh_during_vblank[number_of_planes_minus_one + 1];
+	float v_ratio_prefetch_y[number_of_planes_minus_one + 1];
+	float v_ratio_prefetch_c[number_of_planes_minus_one + 1];
+	float destination_lines_for_prefetch[number_of_planes_minus_one + 1];
+	float destination_lines_to_request_vm_inv_blank[number_of_planes_minus_one + 1];
+	float destination_lines_to_request_row_in_vblank[number_of_planes_minus_one + 1];
+	float min_ttuv_blank[number_of_planes_minus_one + 1];
+	float byte_per_pixel_dety[number_of_planes_minus_one + 1];
+	float byte_per_pixel_detc[number_of_planes_minus_one + 1];
+	float swath_width_y[number_of_planes_minus_one + 1];
+	float lines_in_dety[number_of_planes_minus_one + 1];
+	float lines_in_dety_rounded_down_to_swath[number_of_planes_minus_one + 1];
+	float lines_in_detc[number_of_planes_minus_one + 1];
+	float lines_in_detc_rounded_down_to_swath[number_of_planes_minus_one + 1];
+	float full_det_buffering_time_y[number_of_planes_minus_one + 1];
+	float full_det_buffering_time_c[number_of_planes_minus_one + 1];
+	float active_dram_clock_change_latency_margin[number_of_planes_minus_one + 1];
+	float v_blank_dram_clock_change_latency_margin[number_of_planes_minus_one + 1];
+	float dcfclk_deep_sleep_per_plane[number_of_planes_minus_one + 1];
+	float read_bandwidth_plane_luma[number_of_planes_minus_one + 1];
+	float read_bandwidth_plane_chroma[number_of_planes_minus_one + 1];
+	float display_pipe_line_delivery_time_luma[number_of_planes_minus_one + 1];
+	float display_pipe_line_delivery_time_chroma[number_of_planes_minus_one + 1];
+	float display_pipe_line_delivery_time_luma_prefetch[number_of_planes_minus_one + 1];
+	float display_pipe_line_delivery_time_chroma_prefetch[number_of_planes_minus_one + 1];
+	float pixel_pte_bytes_per_row[number_of_planes_minus_one + 1];
+	float meta_pte_bytes_frame[number_of_planes_minus_one + 1];
+	float meta_row_byte[number_of_planes_minus_one + 1];
+	float prefetch_source_lines_y[number_of_planes_minus_one + 1];
+	float prefetch_source_lines_c[number_of_planes_minus_one + 1];
+	float pscl_throughput[number_of_planes_minus_one + 1];
+	float pscl_throughput_chroma[number_of_planes_minus_one + 1];
+	float output_bpphdmi[number_of_planes_minus_one + 1];
+	float output_bppdp4_lane_hbr[number_of_planes_minus_one + 1];
+	float output_bppdp4_lane_hbr2[number_of_planes_minus_one + 1];
+	float output_bppdp4_lane_hbr3[number_of_planes_minus_one + 1];
+	float max_vstartup_lines[number_of_planes_minus_one + 1];
+	float dispclk_with_ramping;
+	float dispclk_without_ramping;
+	float dppclk_using_single_dpp_luma;
+	float dppclk_using_single_dpp;
+	float dppclk_using_single_dpp_chroma;
+	enum dcn_bw_defs odm_capable;
+	float dispclk;
+	float dppclk;
+	float return_bandwidth_to_dcn;
+	enum dcn_bw_defs dcc_enabled_any_plane;
+	float return_bw;
+	float critical_compression;
+	float total_data_read_bandwidth;
+	float total_active_dpp;
+	float total_dcc_active_dpp;
+	float urgent_round_trip_and_out_of_order_latency;
+	float last_pixel_of_line_extra_watermark;
+	float data_fabric_line_delivery_time_luma;
+	float data_fabric_line_delivery_time_chroma;
+	float urgent_extra_latency;
+	float urgent_watermark;
+	float ptemeta_urgent_watermark;
+	float dram_clock_change_watermark;
+	float total_active_writeback;
+	float writeback_dram_clock_change_watermark;
+	float min_full_det_buffering_time;
+	float frame_time_for_min_full_det_buffering_time;
+	float average_read_bandwidth_gbyte_per_second;
+	float part_of_burst_that_fits_in_rob;
+	float stutter_burst_time;
+	float stutter_efficiency_not_including_vblank;
+	float smallest_vblank;
+	float v_blank_time;
+	float stutter_efficiency;
+	float dcf_clk_deep_sleep;
+	float stutter_exit_watermark;
+	float stutter_enter_plus_exit_watermark;
+	float effective_det_plus_lb_lines_luma;
+	float urgent_latency_support_us_luma;
+	float effective_det_plus_lb_lines_chroma;
+	float urgent_latency_support_us_chroma;
+	float min_urgent_latency_support_us;
+	float non_urgent_latency_tolerance;
+	float block_height256_bytes_y;
+	float block_height256_bytes_c;
+	float meta_request_width_y;
+	float meta_surf_width_y;
+	float meta_surf_height_y;
+	float meta_pte_bytes_frame_y;
+	float meta_row_byte_y;
+	float macro_tile_size_byte_y;
+	float macro_tile_height_y;
+	float pixel_pte_req_height_y;
+	float pixel_pte_req_width_y;
+	float pixel_pte_bytes_per_row_y;
+	float meta_request_width_c;
+	float meta_surf_width_c;
+	float meta_surf_height_c;
+	float meta_pte_bytes_frame_c;
+	float meta_row_byte_c;
+	float macro_tile_size_bytes_c;
+	float macro_tile_height_c;
+	float pixel_pte_req_height_c;
+	float pixel_pte_req_width_c;
+	float pixel_pte_bytes_per_row_c;
+	float max_partial_swath_y;
+	float max_partial_swath_c;
+	float t_calc;
+	float next_prefetch_mode;
+	float v_startup_lines;
+	enum dcn_bw_defs planes_with_room_to_increase_vstartup_prefetch_bw_less_than_active_bw;
+	enum dcn_bw_defs planes_with_room_to_increase_vstartup_vratio_prefetch_more_than4;
+	enum dcn_bw_defs planes_with_room_to_increase_vstartup_destination_line_times_for_prefetch_less_than2;
+	enum dcn_bw_defs v_ratio_prefetch_more_than4;
+	enum dcn_bw_defs destination_line_times_for_prefetch_less_than2;
+	float prefetch_mode;
+	float dstx_after_scaler;
+	float dsty_after_scaler;
+	float v_update_offset_pix;
+	float total_repeater_delay_time;
+	float v_update_width_pix;
+	float v_ready_offset_pix;
+	float t_setup;
+	float t_wait;
+	float bandwidth_available_for_immediate_flip;
+	float tot_immediate_flip_bytes;
+	float max_rd_bandwidth;
+	float time_for_fetching_meta_pte;
+	float time_for_fetching_row_in_vblank;
+	float lines_to_request_prefetch_pixel_data;
+	float required_prefetch_pix_data_bw;
+	enum dcn_bw_defs prefetch_mode_supported;
+	float active_dp_ps;
+	float lb_latency_hiding_source_lines_y;
+	float lb_latency_hiding_source_lines_c;
+	float effective_lb_latency_hiding_y;
+	float effective_lb_latency_hiding_c;
+	float dpp_output_buffer_lines_y;
+	float dpp_output_buffer_lines_c;
+	float dppopp_buffering_y;
+	float max_det_buffering_time_y;
+	float active_dram_clock_change_latency_margin_y;
+	float dppopp_buffering_c;
+	float max_det_buffering_time_c;
+	float active_dram_clock_change_latency_margin_c;
+	float writeback_dram_clock_change_latency_margin;
+	float min_active_dram_clock_change_margin;
+	float v_blank_of_min_active_dram_clock_change_margin;
+	float second_min_active_dram_clock_change_margin;
+	float min_vblank_dram_clock_change_margin;
+	float dram_clock_change_margin;
+	float dram_clock_change_support;
+	float wr_bandwidth;
+	float max_used_bw;
+};
+
+struct dcn_soc_bounding_box {
+	float sr_exit_time; /*us*/
+	float sr_enter_plus_exit_time; /*us*/
+	float urgent_latency; /*us*/
+	float write_back_latency; /*us*/
+	float percent_of_ideal_drambw_received_after_urg_latency; /*%*/
+	int max_request_size; /*bytes*/
+	float dcfclkv_max0p9; /*MHz*/
+	float dcfclkv_nom0p8; /*MHz*/
+	float dcfclkv_mid0p72; /*MHz*/
+	float dcfclkv_min0p65; /*MHz*/
+	float max_dispclk_vmax0p9; /*MHz*/
+	float max_dispclk_vmid0p72; /*MHz*/
+	float max_dispclk_vnom0p8; /*MHz*/
+	float max_dispclk_vmin0p65; /*MHz*/
+	float max_dppclk_vmax0p9; /*MHz*/
+	float max_dppclk_vnom0p8; /*MHz*/
+	float max_dppclk_vmid0p72; /*MHz*/
+	float max_dppclk_vmin0p65; /*MHz*/
+	float socclk; /*MHz*/
+	float fabric_and_dram_bandwidth_vmax0p9; /*GB/s*/
+	float fabric_and_dram_bandwidth_vnom0p8; /*GB/s*/
+	float fabric_and_dram_bandwidth_vmid0p72; /*GB/s*/
+	float fabric_and_dram_bandwidth_vmin0p65; /*GB/s*/
+	float phyclkv_max0p9; /*MHz*/
+	float phyclkv_nom0p8; /*MHz*/
+	float phyclkv_mid0p72; /*MHz*/
+	float phyclkv_min0p65; /*MHz*/
+	float downspreading; /*%*/
+	int round_trip_ping_latency_cycles; /*DCFCLK Cycles*/
+	int urgent_out_of_order_return_per_channel; /*bytes*/
+	int number_of_channels;
+	int vmm_page_size; /*bytes*/
+	float dram_clock_change_latency; /*us*/
+	int return_bus_width; /*bytes*/
+};
+extern const struct dcn_soc_bounding_box dcn10_soc_defaults;
+
+struct dcn_ip_params {
+	float rob_buffer_size_in_kbyte;
+	float det_buffer_size_in_kbyte;
+	float dpp_output_buffer_pixels;
+	float opp_output_buffer_lines;
+	float pixel_chunk_size_in_kbyte;
+	enum dcn_bw_defs pte_enable;
+	int pte_chunk_size; /*kbytes*/
+	int meta_chunk_size; /*kbytes*/
+	int writeback_chunk_size; /*kbytes*/
+	enum dcn_bw_defs odm_capability;
+	enum dcn_bw_defs dsc_capability;
+	int line_buffer_size; /*bit*/
+	int max_line_buffer_lines;
+	enum dcn_bw_defs is_line_buffer_bpp_fixed;
+	int line_buffer_fixed_bpp;
+	int writeback_luma_buffer_size; /*kbytes*/
+	int writeback_chroma_buffer_size; /*kbytes*/
+	int max_num_dpp;
+	int max_num_writeback;
+	int max_dchub_topscl_throughput; /*pixels/dppclk*/
+	int max_pscl_tolb_throughput; /*pixels/dppclk*/
+	int max_lb_tovscl_throughput; /*pixels/dppclk*/
+	int max_vscl_tohscl_throughput; /*pixels/dppclk*/
+	float max_hscl_ratio;
+	float max_vscl_ratio;
+	int max_hscl_taps;
+	int max_vscl_taps;
+	int pte_buffer_size_in_requests;
+	float dispclk_ramping_margin; /*%*/
+	float under_scan_factor;
+	int max_inter_dcn_tile_repeaters;
+	enum dcn_bw_defs can_vstartup_lines_exceed_vsync_plus_back_porch_lines_minus_one;
+	enum dcn_bw_defs bug_forcing_luma_and_chroma_request_to_same_size_fixed;
+	int dcfclk_cstate_latency;
+};
+extern const struct dcn_ip_params dcn10_ip_defaults;
+
+bool dcn_validate_bandwidth(
+		const struct core_dc *dc,
+		struct validate_context *context);
+
+unsigned int dcn_find_dcfclk_suits_all(
+	const struct core_dc *dc,
+	struct clocks_value *clocks);
+
+void dcn_bw_update_from_pplib(struct core_dc *dc);
+void dcn_bw_notify_pplib_of_wm_ranges(struct core_dc *dc);
+void dcn_bw_sync_calcs_and_dml(struct core_dc *dc);
+
+#endif /* __DCN_CALCS_H__ */
+