drm/amd/display: Add DCN35 DML

[Why & How]
Add DML handling for DCN35.
Signed-off-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -87,6 +87,7 @@ CFLAGS_$(AMDDALPATH)/dc/dml/dcn32/display_mode_vba_32.o := $(dml_ccflags) $(fram
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn32/display_rq_dlg_calc_32.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn32/display_mode_vba_util_32.o := $(dml_ccflags) $(frame_warn_flag)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn321/dcn321_fpu.o := $(dml_ccflags)
+CFLAGS_$(AMDDALPATH)/dc/dml/dcn35/dcn35_fpu.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn31/dcn31_fpu.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn301/dcn301_fpu.o := $(dml_ccflags)
 CFLAGS_$(AMDDALPATH)/dc/dml/dcn302/dcn302_fpu.o := $(dml_ccflags)
@@ -120,6 +121,7 @@ CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn314/dcn314_fpu.o := $(dml_rcflags)
 CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn30/dcn30_fpu.o := $(dml_rcflags)
 CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn32/dcn32_fpu.o := $(dml_rcflags)
 CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn321/dcn321_fpu.o := $(dml_rcflags)
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn35/dcn35_fpu.o := $(dml_rcflags)
 CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn31/dcn31_fpu.o := $(dml_rcflags)
 CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn302/dcn302_fpu.o := $(dml_rcflags)
 CFLAGS_REMOVE_$(AMDDALPATH)/dc/dml/dcn303/dcn303_fpu.o := $(dml_rcflags)
@@ -152,6 +154,7 @@ DML += dcn301/dcn301_fpu.o
 DML += dcn302/dcn302_fpu.o
 DML += dcn303/dcn303_fpu.o
 DML += dcn314/dcn314_fpu.o
+DML += dcn35/dcn35_fpu.o
 DML += dsc/rc_calc_fpu.o
 DML += calcs/dcn_calcs.o calcs/dcn_calc_math.o calcs/dcn_calc_auto.o
 endif

drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c

+// SPDX-License-Identifier: MIT
+/*
+ * Copyright 2023 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 "resource.h"
+#include "dcn35_fpu.h"
+#include "dcn31/dcn31_resource.h"
+#include "dcn32/dcn32_resource.h"
+#include "dcn35/dcn35_resource.h"
+#include "dml/dcn31/dcn31_fpu.h"
+
+#include "link.h"
+
+#define DC_LOGGER_INIT(logger)
+
+struct _vcs_dpi_ip_params_st dcn3_5_ip = {
+	.VBlankNomDefaultUS = 668,
+	.gpuvm_enable = 1,
+	.gpuvm_max_page_table_levels = 1,
+	.hostvm_enable = 1,
+	.hostvm_max_page_table_levels = 2,
+	.rob_buffer_size_kbytes = 64,
+	.det_buffer_size_kbytes = 1536,
+	.config_return_buffer_size_in_kbytes = 1792,
+	.compressed_buffer_segment_size_in_kbytes = 64,
+	.meta_fifo_size_in_kentries = 32,
+	.zero_size_buffer_entries = 512,
+	.compbuf_reserved_space_64b = 256,
+	.compbuf_reserved_space_zs = 64,
+	.dpp_output_buffer_pixels = 2560,/*not used*/
+	.opp_output_buffer_lines = 1,/*not used*/
+	.pixel_chunk_size_kbytes = 8,
+	//.alpha_pixel_chunk_size_kbytes = 4;/*new*/
+	//.min_pixel_chunk_size_bytes = 1024;/*new*/
+	.meta_chunk_size_kbytes = 2,
+	.min_meta_chunk_size_bytes = 256,
+	.writeback_chunk_size_kbytes = 8,
+	.ptoi_supported = false,
+	.num_dsc = 4,
+	.maximum_dsc_bits_per_component = 12,/*delta from 10*/
+	.dsc422_native_support = true,/*delta from false*/
+	.is_line_buffer_bpp_fixed = true,/*new*/
+	.line_buffer_fixed_bpp = 32,/*delta from 48*/
+	.line_buffer_size_bits = 986880,/*delta from 789504*/
+	.max_line_buffer_lines = 32,/*delta from 12*/
+	.writeback_interface_buffer_size_kbytes = 90,
+	.max_num_dpp = 4,
+	.max_num_otg = 4,
+	.max_num_hdmi_frl_outputs = 1,
+	.max_num_wb = 1,
+	/*.max_num_hdmi_frl_outputs = 1; new in dml2*/
+	/*.max_num_dp2p0_outputs = 2; new in dml2*/
+	/*.max_num_dp2p0_streams = 4; new in dml2*/
+	.max_dchub_pscl_bw_pix_per_clk = 4,
+	.max_pscl_lb_bw_pix_per_clk = 2,
+	.max_lb_vscl_bw_pix_per_clk = 4,
+	.max_vscl_hscl_bw_pix_per_clk = 4,
+	.max_hscl_ratio = 6,
+	.max_vscl_ratio = 6,
+	.max_hscl_taps = 8,
+	.max_vscl_taps = 8,
+	.dpte_buffer_size_in_pte_reqs_luma = 68,/*changed from 64,*/
+	.dpte_buffer_size_in_pte_reqs_chroma = 36,/*changed from 34*/
+	/*.dcc_meta_buffer_size_bytes = 6272; new to dml2*/
+	.dispclk_ramp_margin_percent = 1.11,/*delta from 1*/
+	/*.dppclk_delay_subtotal = 47;
+	.dppclk_delay_scl = 50;
+	.dppclk_delay_scl_lb_only = 16;
+	.dppclk_delay_cnvc_formatter = 28;
+	.dppclk_delay_cnvc_cursor = 6;
+	.dispclk_delay_subtotal = 125;*/ /*new to dml2*/
+	.max_inter_dcn_tile_repeaters = 8,
+	.cursor_buffer_size = 16,
+	.cursor_chunk_size = 2,
+	.writeback_line_buffer_buffer_size = 0,
+	.writeback_min_hscl_ratio = 1,
+	.writeback_min_vscl_ratio = 1,
+	.writeback_max_hscl_ratio = 1,
+	.writeback_max_vscl_ratio = 1,
+	.writeback_max_hscl_taps = 1,
+	.writeback_max_vscl_taps = 1,
+	.dppclk_delay_subtotal = 47, /* changed from 46,*/
+	.dppclk_delay_scl = 50,
+	.dppclk_delay_scl_lb_only = 16,
+	.dppclk_delay_cnvc_formatter = 28,/*changed from 27,*/
+	.dppclk_delay_cnvc_cursor = 6,
+	.dispclk_delay_subtotal = 125, /*changed from 119,*/
+	.dynamic_metadata_vm_enabled = false,
+	.odm_combine_4to1_supported = false,
+	.dcc_supported = true,
+//	.config_return_buffer_segment_size_in_kbytes = 64;/*required, hard coded in dml2_translate_ip_params*/
+
+};
+
+struct _vcs_dpi_soc_bounding_box_st dcn3_5_soc = {
+		/*TODO: correct dispclk/dppclk voltage level determination*/
+	.clock_limits = {
+		{
+			.state = 0,
+			.dispclk_mhz = 1200.0,
+			.dppclk_mhz = 1200.0,
+			.phyclk_mhz = 600.0,
+			.phyclk_d18_mhz = 667.0,
+			.dscclk_mhz = 186.0,
+			.dtbclk_mhz = 625.0,
+		},
+		{
+			.state = 1,
+			.dispclk_mhz = 1200.0,
+			.dppclk_mhz = 1200.0,
+			.phyclk_mhz = 810.0,
+			.phyclk_d18_mhz = 667.0,
+			.dscclk_mhz = 209.0,
+			.dtbclk_mhz = 625.0,
+		},
+		{
+			.state = 2,
+			.dispclk_mhz = 1200.0,
+			.dppclk_mhz = 1200.0,
+			.phyclk_mhz = 810.0,
+			.phyclk_d18_mhz = 667.0,
+			.dscclk_mhz = 209.0,
+			.dtbclk_mhz = 625.0,
+		},
+		{
+			.state = 3,
+			.dispclk_mhz = 1200.0,
+			.dppclk_mhz = 1200.0,
+			.phyclk_mhz = 810.0,
+			.phyclk_d18_mhz = 667.0,
+			.dscclk_mhz = 371.0,
+			.dtbclk_mhz = 625.0,
+		},
+		{
+			.state = 4,
+			.dispclk_mhz = 1200.0,
+			.dppclk_mhz = 1200.0,
+			.phyclk_mhz = 810.0,
+			.phyclk_d18_mhz = 667.0,
+			.dscclk_mhz = 417.0,
+			.dtbclk_mhz = 625.0,
+		},
+	},
+	.num_states = 5,
+	.sr_exit_time_us = 9.0,
+	.sr_enter_plus_exit_time_us = 11.0,
+	.sr_exit_z8_time_us = 50.0, /*changed from 442.0*/
+	.sr_enter_plus_exit_z8_time_us = 50.0,/*changed from 560.0*/
+	.fclk_change_latency_us = 20.0,
+	.usr_retraining_latency_us = 2,
+	.writeback_latency_us = 12.0,
+
+	.dram_channel_width_bytes = 4,/*not exist in dml2*/
+	.round_trip_ping_latency_dcfclk_cycles = 106,/*not exist in dml2*/
+	.urgent_latency_pixel_data_only_us = 4.0,
+	.urgent_latency_pixel_mixed_with_vm_data_us = 4.0,
+	.urgent_latency_vm_data_only_us = 4.0,
+	.dram_clock_change_latency_us = 11.72,
+	.urgent_out_of_order_return_per_channel_pixel_only_bytes = 4096,
+	.urgent_out_of_order_return_per_channel_pixel_and_vm_bytes = 4096,
+	.urgent_out_of_order_return_per_channel_vm_only_bytes = 4096,
+
+	.pct_ideal_sdp_bw_after_urgent = 80.0,
+	.pct_ideal_fabric_bw_after_urgent = 80.0, /*new to dml2*/
+	.pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 65.0,
+	.pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 60.0,
+	.pct_ideal_dram_sdp_bw_after_urgent_vm_only = 30.0,
+	.max_avg_sdp_bw_use_normal_percent = 60.0,
+	.max_avg_dram_bw_use_normal_percent = 60.0,
+	.fabric_datapath_to_dcn_data_return_bytes = 32,
+	.return_bus_width_bytes = 64,
+	.downspread_percent = 0.38,
+	.dcn_downspread_percent = 0.5,
+	.gpuvm_min_page_size_bytes = 4096,
+	.hostvm_min_page_size_bytes = 4096,
+	.do_urgent_latency_adjustment = 0,
+	.urgent_latency_adjustment_fabric_clock_component_us = 0,
+	.urgent_latency_adjustment_fabric_clock_reference_mhz = 0,
+};
+
+void dcn35_build_wm_range_table_fpu(struct clk_mgr *clk_mgr)
+{
+	//TODO
+}
+
+void dcn35_patch_dpm_table(struct clk_bw_params *bw_params)
+{
+	int i;
+	unsigned int max_dcfclk_mhz = 0, max_dispclk_mhz = 0, max_dppclk_mhz = 0,
+			max_phyclk_mhz = 0, max_dtbclk_mhz = 0, max_fclk_mhz = 0, max_uclk_mhz = 0;
+
+	for (i = 0; i < MAX_NUM_DPM_LVL; i++) {
+		if (bw_params->clk_table.entries[i].dcfclk_mhz > max_dcfclk_mhz)
+			max_dcfclk_mhz = bw_params->clk_table.entries[i].dcfclk_mhz;
+		if (bw_params->clk_table.entries[i].fclk_mhz > max_fclk_mhz)
+			max_fclk_mhz = bw_params->clk_table.entries[i].fclk_mhz;
+		if (bw_params->clk_table.entries[i].memclk_mhz > max_uclk_mhz)
+			max_uclk_mhz = bw_params->clk_table.entries[i].memclk_mhz;
+		if (bw_params->clk_table.entries[i].dispclk_mhz > max_dispclk_mhz)
+			max_dispclk_mhz = bw_params->clk_table.entries[i].dispclk_mhz;
+		if (bw_params->clk_table.entries[i].dppclk_mhz > max_dppclk_mhz)
+			max_dppclk_mhz = bw_params->clk_table.entries[i].dppclk_mhz;
+		if (bw_params->clk_table.entries[i].phyclk_mhz > max_phyclk_mhz)
+			max_phyclk_mhz = bw_params->clk_table.entries[i].phyclk_mhz;
+		if (bw_params->clk_table.entries[i].dtbclk_mhz > max_dtbclk_mhz)
+			max_dtbclk_mhz = bw_params->clk_table.entries[i].dtbclk_mhz;
+	}
+}
+/*
+ * dcn35_update_bw_bounding_box
+ *
+ * This would override some dcn3_5 ip_or_soc initial parameters hardcoded from
+ * spreadsheet with actual values as per dGPU SKU:
+ * - with passed few options from dc->config
+ * - with dentist_vco_frequency from Clk Mgr (currently hardcoded, but might
+ *   need to get it from PM FW)
+ * - with passed latency values (passed in ns units) in dc-> bb override for
+ *   debugging purposes
+ * - with passed latencies from VBIOS (in 100_ns units) if available for
+ *   certain dGPU SKU
+ * - with number of DRAM channels from VBIOS (which differ for certain dGPU SKU
+ *   of the same ASIC)
+ * - clocks levels with passed clk_table entries from Clk Mgr as reported by PM
+ *   FW for different clocks (which might differ for certain dGPU SKU of the
+ *   same ASIC)
+ */
+void dcn35_update_bw_bounding_box_fpu(struct dc *dc,
+				      struct clk_bw_params *bw_params)
+{
+	unsigned int i, closest_clk_lvl;
+	int j;
+	struct clk_limit_table *clk_table = &bw_params->clk_table;
+	struct _vcs_dpi_voltage_scaling_st *clock_limits =
+		dc->scratch.update_bw_bounding_box.clock_limits;
+	int max_dispclk_mhz = 0, max_dppclk_mhz = 0;
+
+	dc_assert_fp_enabled();
+
+		dcn3_5_ip.max_num_otg =
+			dc->res_pool->res_cap->num_timing_generator;
+		dcn3_5_ip.max_num_dpp = dc->res_pool->pipe_count;
+		dcn3_5_soc.num_chans = bw_params->num_channels;
+
+		ASSERT(clk_table->num_entries);
+
+		/* Prepass to find max clocks independent of voltage level. */
+		for (i = 0; i < clk_table->num_entries; ++i) {
+			if (clk_table->entries[i].dispclk_mhz > max_dispclk_mhz)
+				max_dispclk_mhz = clk_table->entries[i].dispclk_mhz;
+			if (clk_table->entries[i].dppclk_mhz > max_dppclk_mhz)
+				max_dppclk_mhz = clk_table->entries[i].dppclk_mhz;
+		}
+
+		for (i = 0; i < clk_table->num_entries; i++) {
+			/* loop backwards*/
+			for (closest_clk_lvl = 0, j = dcn3_5_soc.num_states - 1;
+			     j >= 0; j--) {
+				if (dcn3_5_soc.clock_limits[j].dcfclk_mhz <=
+				    clk_table->entries[i].dcfclk_mhz) {
+					closest_clk_lvl = j;
+					break;
+				}
+			}
+			if (clk_table->num_entries == 1) {
+				/*smu gives one DPM level, let's take the highest one*/
+				closest_clk_lvl = dcn3_5_soc.num_states - 1;
+			}
+
+			clock_limits[i].state = i;
+
+			/* Clocks dependent on voltage level. */
+			clock_limits[i].dcfclk_mhz = clk_table->entries[i].dcfclk_mhz;
+			if (clk_table->num_entries == 1 &&
+			    clock_limits[i].dcfclk_mhz <
+			    dcn3_5_soc.clock_limits[closest_clk_lvl].dcfclk_mhz) {
+				/*SMU fix not released yet*/
+				clock_limits[i].dcfclk_mhz =
+					dcn3_5_soc.clock_limits[closest_clk_lvl].dcfclk_mhz;
+			}
+
+			clock_limits[i].fabricclk_mhz =
+				clk_table->entries[i].fclk_mhz;
+			clock_limits[i].socclk_mhz =
+				clk_table->entries[i].socclk_mhz;
+
+			if (clk_table->entries[i].memclk_mhz &&
+			    clk_table->entries[i].wck_ratio)
+				clock_limits[i].dram_speed_mts =
+					clk_table->entries[i].memclk_mhz * 2 *
+					clk_table->entries[i].wck_ratio;
+
+			/* Clocks independent of voltage level. */
+			clock_limits[i].dispclk_mhz = max_dispclk_mhz ?
+				max_dispclk_mhz :
+				dcn3_5_soc.clock_limits[closest_clk_lvl].dispclk_mhz;
+
+			clock_limits[i].dppclk_mhz = max_dppclk_mhz ?
+				max_dppclk_mhz :
+				dcn3_5_soc.clock_limits[closest_clk_lvl].dppclk_mhz;
+
+			clock_limits[i].dram_bw_per_chan_gbps =
+				dcn3_5_soc.clock_limits[closest_clk_lvl].dram_bw_per_chan_gbps;
+			clock_limits[i].dscclk_mhz =
+				dcn3_5_soc.clock_limits[closest_clk_lvl].dscclk_mhz;
+			clock_limits[i].dtbclk_mhz =
+				dcn3_5_soc.clock_limits[closest_clk_lvl].dtbclk_mhz;
+			clock_limits[i].phyclk_d18_mhz =
+				dcn3_5_soc.clock_limits[closest_clk_lvl].phyclk_d18_mhz;
+			clock_limits[i].phyclk_mhz =
+				dcn3_5_soc.clock_limits[closest_clk_lvl].phyclk_mhz;
+		}
+
+		memcpy(dcn3_5_soc.clock_limits, clock_limits,
+		       sizeof(dcn3_5_soc.clock_limits));
+
+		if (clk_table->num_entries)
+			dcn3_5_soc.num_states = clk_table->num_entries;
+
+	if (max_dispclk_mhz) {
+		dcn3_5_soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2;
+		dc->dml.soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2;
+	}
+	if ((int)(dcn3_5_soc.dram_clock_change_latency_us * 1000)
+				!= dc->debug.dram_clock_change_latency_ns
+			&& dc->debug.dram_clock_change_latency_ns) {
+		dcn3_5_soc.dram_clock_change_latency_us =
+			dc->debug.dram_clock_change_latency_ns / 1000.0;
+	}
+	/*temp till dml2 fully work without dml1*/
+		dml_init_instance(&dc->dml, &dcn3_5_soc, &dcn3_5_ip,
+				  DML_PROJECT_DCN31);
+}
+
+static bool is_dual_plane(enum surface_pixel_format format)
+{
+	return format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN ||
+		format == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA;
+}
+
+int dcn35_populate_dml_pipes_from_context_fpu(struct dc *dc,
+					      struct dc_state *context,
+					      display_e2e_pipe_params_st *pipes,
+					      bool fast_validate)
+{
+	int i, pipe_cnt;
+	struct resource_context *res_ctx = &context->res_ctx;
+	struct pipe_ctx *pipe;
+	bool upscaled = false;
+
+	dcn31_populate_dml_pipes_from_context(dc, context, pipes,
+					      fast_validate);
+
+	for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) {
+		struct dc_crtc_timing *timing;
+
+		if (!res_ctx->pipe_ctx[i].stream)
+			continue;
+
+		pipe = &res_ctx->pipe_ctx[i];
+		timing = &pipe->stream->timing;
+
+		if (pipe->stream->adjust.v_total_max ==
+		    pipe->stream->adjust.v_total_min &&
+		    pipe->stream->adjust.v_total_min > timing->v_total) {
+			pipes[pipe_cnt].pipe.dest.vtotal =
+				pipe->stream->adjust.v_total_min;
+			pipes[pipe_cnt].pipe.dest.vblank_nom = timing->v_total -
+				pipes[pipe_cnt].pipe.dest.vactive;
+		}
+
+		if (pipe->plane_state &&
+		    (pipe->plane_state->src_rect.height <
+		     pipe->plane_state->dst_rect.height ||
+		     pipe->plane_state->src_rect.width <
+		     pipe->plane_state->dst_rect.width))
+			upscaled = true;
+
+		/*
+		 * Immediate flip can be set dynamically after enabling the
+		 * plane. We need to require support for immediate flip or
+		 * underflow can be intermittently experienced depending on peak
+		 * b/w requirements.
+		 */
+		pipes[pipe_cnt].pipe.src.immediate_flip = true;
+
+		pipes[pipe_cnt].pipe.src.unbounded_req_mode = false;
+
+		DC_FP_START();
+		dcn31_zero_pipe_dcc_fraction(pipes, pipe_cnt);
+		DC_FP_END();
+
+		pipes[pipe_cnt].pipe.dest.vfront_porch = timing->v_front_porch;
+		pipes[pipe_cnt].pipe.src.dcc_rate = 3;
+		pipes[pipe_cnt].dout.dsc_input_bpc = 0;
+		pipes[pipe_cnt].pipe.src.gpuvm_min_page_size_kbytes = 256;
+
+		if (pipes[pipe_cnt].dout.dsc_enable) {
+			switch (timing->display_color_depth) {
+			case COLOR_DEPTH_888:
+				pipes[pipe_cnt].dout.dsc_input_bpc = 8;
+				break;
+			case COLOR_DEPTH_101010:
+				pipes[pipe_cnt].dout.dsc_input_bpc = 10;
+				break;
+			case COLOR_DEPTH_121212:
+				pipes[pipe_cnt].dout.dsc_input_bpc = 12;
+				break;
+			default:
+				ASSERT(0);
+				break;
+			}
+		}
+
+		pipe_cnt++;
+	}
+
+	context->bw_ctx.dml.ip.det_buffer_size_kbytes = 384;/*per guide*/
+	dc->config.enable_4to1MPC = false;
+
+	if (pipe_cnt == 1 && pipe->plane_state && !dc->debug.disable_z9_mpc) {
+		if (is_dual_plane(pipe->plane_state->format)
+				&& pipe->plane_state->src_rect.width <= 1920 &&
+				pipe->plane_state->src_rect.height <= 1080) {
+			dc->config.enable_4to1MPC = true;
+		} else if (!is_dual_plane(pipe->plane_state->format) &&
+			   pipe->plane_state->src_rect.width <= 5120) {
+			/*
+			 * Limit to 5k max to avoid forced pipe split when there
+			 * is not enough detile for swath
+			 */
+			context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192;
+			pipes[0].pipe.src.unbounded_req_mode = true;
+		}
+	} else if (context->stream_count >=
+		   dc->debug.crb_alloc_policy_min_disp_count &&
+		   dc->debug.crb_alloc_policy > DET_SIZE_DEFAULT) {
+		context->bw_ctx.dml.ip.det_buffer_size_kbytes =
+			dc->debug.crb_alloc_policy * 64;
+	} else if (context->stream_count >= 3 && upscaled) {
+		context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192;
+	}
+
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];
+
+		if (!pipe->stream)
+			continue;
+
+		if (pipe->stream->signal == SIGNAL_TYPE_EDP &&
+		    dc->debug.seamless_boot_odm_combine &&
+		    pipe->stream->apply_seamless_boot_optimization) {
+
+			if (pipe->stream->apply_boot_odm_mode ==
+			    dm_odm_combine_policy_2to1) {
+				context->bw_ctx.dml.vba.ODMCombinePolicy =
+					dm_odm_combine_policy_2to1;
+				break;
+			}
+		}
+	}
+
+	return pipe_cnt;
+}

drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.h

+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2023 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 __DCN35_FPU_H__
+#define __DCN35_FPU_H__
+
+#include "clk_mgr.h"
+
+void dcn35_build_wm_range_table_fpu(struct clk_mgr *clk_mgr);
+
+void dcn35_update_bw_bounding_box_fpu(struct dc *dc,
+				      struct clk_bw_params *bw_params);
+
+void dcn35_patch_dpm_table(struct clk_bw_params *bw_params);
+
+int dcn35_populate_dml_pipes_from_context_fpu(struct dc *dc,
+					      struct dc_state *context,
+					      display_e2e_pipe_params_st *pipes,
+					      bool fast_validate);
+
+#endif