brintos

brintos / linux-shallow public Read only

0
0
Text · 21.3 KiB · beed7ad Raw
617 lines · c
1// SPDX-License-Identifier: MIT2/*3 * Copyright 2023 Advanced Micro Devices, Inc.4 *5 * Permission is hereby granted, free of charge, to any person obtaining a6 * copy of this software and associated documentation files (the "Software"),7 * to deal in the Software without restriction, including without limitation8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,9 * and/or sell copies of the Software, and to permit persons to whom the10 * Software is furnished to do so, subject to the following conditions:11 *12 * The above copyright notice and this permission notice shall be included in13 * all copies or substantial portions of the Software.14 *15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR21 * OTHER DEALINGS IN THE SOFTWARE.22 *23 * Authors: AMD24 *25 */26#include "resource.h"27#include "dcn35_fpu.h"28#include "dcn31/dcn31_resource.h"29#include "dcn32/dcn32_resource.h"30#include "dcn35/dcn35_resource.h"31#include "dml/dcn31/dcn31_fpu.h"32#include "dml/dml_inline_defs.h"33 34#include "link.h"35 36#define DC_LOGGER_INIT(logger)37 38struct _vcs_dpi_ip_params_st dcn3_5_ip = {39	.VBlankNomDefaultUS = 668,40	.gpuvm_enable = 1,41	.gpuvm_max_page_table_levels = 1,42	.hostvm_enable = 1,43	.hostvm_max_page_table_levels = 2,44	.rob_buffer_size_kbytes = 64,45	.det_buffer_size_kbytes = 1536,46	.config_return_buffer_size_in_kbytes = 1792,47	.compressed_buffer_segment_size_in_kbytes = 64,48	.meta_fifo_size_in_kentries = 32,49	.zero_size_buffer_entries = 512,50	.compbuf_reserved_space_64b = 256,51	.compbuf_reserved_space_zs = 64,52	.dpp_output_buffer_pixels = 2560,/*not used*/53	.opp_output_buffer_lines = 1,/*not used*/54	.pixel_chunk_size_kbytes = 8,55	//.alpha_pixel_chunk_size_kbytes = 4;/*new*/56	//.min_pixel_chunk_size_bytes = 1024;/*new*/57	.meta_chunk_size_kbytes = 2,58	.min_meta_chunk_size_bytes = 256,59	.writeback_chunk_size_kbytes = 8,60	.ptoi_supported = false,61	.num_dsc = 4,62	.maximum_dsc_bits_per_component = 12,/*delta from 10*/63	.dsc422_native_support = true,/*delta from false*/64	.is_line_buffer_bpp_fixed = true,/*new*/65	.line_buffer_fixed_bpp = 32,/*delta from 48*/66	.line_buffer_size_bits = 986880,/*delta from 789504*/67	.max_line_buffer_lines = 32,/*delta from 12*/68	.writeback_interface_buffer_size_kbytes = 90,69	.max_num_dpp = 4,70	.max_num_otg = 4,71	.max_num_hdmi_frl_outputs = 1,72	.max_num_wb = 1,73	/*.max_num_hdmi_frl_outputs = 1; new in dml2*/74	/*.max_num_dp2p0_outputs = 2; new in dml2*/75	/*.max_num_dp2p0_streams = 4; new in dml2*/76	.max_dchub_pscl_bw_pix_per_clk = 4,77	.max_pscl_lb_bw_pix_per_clk = 2,78	.max_lb_vscl_bw_pix_per_clk = 4,79	.max_vscl_hscl_bw_pix_per_clk = 4,80	.max_hscl_ratio = 6,81	.max_vscl_ratio = 6,82	.max_hscl_taps = 8,83	.max_vscl_taps = 8,84	.dpte_buffer_size_in_pte_reqs_luma = 68,/*changed from 64,*/85	.dpte_buffer_size_in_pte_reqs_chroma = 36,/*changed from 34*/86	/*.dcc_meta_buffer_size_bytes = 6272; new to dml2*/87	.dispclk_ramp_margin_percent = 1.11,/*delta from 1*/88	/*.dppclk_delay_subtotal = 47;89	.dppclk_delay_scl = 50;90	.dppclk_delay_scl_lb_only = 16;91	.dppclk_delay_cnvc_formatter = 28;92	.dppclk_delay_cnvc_cursor = 6;93	.dispclk_delay_subtotal = 125;*/ /*new to dml2*/94	.max_inter_dcn_tile_repeaters = 8,95	.cursor_buffer_size = 16,96	.cursor_chunk_size = 2,97	.writeback_line_buffer_buffer_size = 0,98	.writeback_min_hscl_ratio = 1,99	.writeback_min_vscl_ratio = 1,100	.writeback_max_hscl_ratio = 1,101	.writeback_max_vscl_ratio = 1,102	.writeback_max_hscl_taps = 1,103	.writeback_max_vscl_taps = 1,104	.dppclk_delay_subtotal = 47, /* changed from 46,*/105	.dppclk_delay_scl = 50,106	.dppclk_delay_scl_lb_only = 16,107	.dppclk_delay_cnvc_formatter = 28,/*changed from 27,*/108	.dppclk_delay_cnvc_cursor = 6,109	.dispclk_delay_subtotal = 125, /*changed from 119,*/110	.dynamic_metadata_vm_enabled = false,111	.odm_combine_4to1_supported = false,112	.dcc_supported = true,113//	.config_return_buffer_segment_size_in_kbytes = 64;/*required, hard coded in dml2_translate_ip_params*/114 115};116 117struct _vcs_dpi_soc_bounding_box_st dcn3_5_soc = {118		/*TODO: correct dispclk/dppclk voltage level determination*/119	.clock_limits = {120		{121			.state = 0,122			.dispclk_mhz = 1200.0,123			.dppclk_mhz = 1200.0,124			.phyclk_mhz = 600.0,125			.phyclk_d18_mhz = 667.0,126			.dscclk_mhz = 186.0,127			.dtbclk_mhz = 600.0,128		},129		{130			.state = 1,131			.dispclk_mhz = 1200.0,132			.dppclk_mhz = 1200.0,133			.phyclk_mhz = 810.0,134			.phyclk_d18_mhz = 667.0,135			.dscclk_mhz = 209.0,136			.dtbclk_mhz = 600.0,137		},138		{139			.state = 2,140			.dispclk_mhz = 1200.0,141			.dppclk_mhz = 1200.0,142			.phyclk_mhz = 810.0,143			.phyclk_d18_mhz = 667.0,144			.dscclk_mhz = 209.0,145			.dtbclk_mhz = 600.0,146		},147		{148			.state = 3,149			.dispclk_mhz = 1200.0,150			.dppclk_mhz = 1200.0,151			.phyclk_mhz = 810.0,152			.phyclk_d18_mhz = 667.0,153			.dscclk_mhz = 371.0,154			.dtbclk_mhz = 600.0,155		},156		{157			.state = 4,158			.dispclk_mhz = 1200.0,159			.dppclk_mhz = 1200.0,160			.phyclk_mhz = 810.0,161			.phyclk_d18_mhz = 667.0,162			.dscclk_mhz = 417.0,163			.dtbclk_mhz = 600.0,164		},165	},166	.num_states = 5,167	.sr_exit_time_us = 28.0,168	.sr_enter_plus_exit_time_us = 30.0,169	.sr_exit_z8_time_us = 250.0,170	.sr_enter_plus_exit_z8_time_us = 350.0,171	.fclk_change_latency_us = 24.0,172	.usr_retraining_latency_us = 2,173	.writeback_latency_us = 12.0,174 175	.dram_channel_width_bytes = 4,/*not exist in dml2*/176	.round_trip_ping_latency_dcfclk_cycles = 106,/*not exist in dml2*/177	.urgent_latency_pixel_data_only_us = 4.0,178	.urgent_latency_pixel_mixed_with_vm_data_us = 4.0,179	.urgent_latency_vm_data_only_us = 4.0,180	.dram_clock_change_latency_us = 34.0,181	.urgent_out_of_order_return_per_channel_pixel_only_bytes = 4096,182	.urgent_out_of_order_return_per_channel_pixel_and_vm_bytes = 4096,183	.urgent_out_of_order_return_per_channel_vm_only_bytes = 4096,184 185	.pct_ideal_sdp_bw_after_urgent = 80.0,186	.pct_ideal_fabric_bw_after_urgent = 80.0, /*new to dml2*/187	.pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 65.0,188	.pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 60.0,189	.pct_ideal_dram_sdp_bw_after_urgent_vm_only = 30.0,190	.max_avg_sdp_bw_use_normal_percent = 60.0,191	.max_avg_dram_bw_use_normal_percent = 60.0,192	.fabric_datapath_to_dcn_data_return_bytes = 32,193	.return_bus_width_bytes = 64,194	.downspread_percent = 0.38,195	.dcn_downspread_percent = 0.5,196	.gpuvm_min_page_size_bytes = 4096,197	.hostvm_min_page_size_bytes = 4096,198	.do_urgent_latency_adjustment = 1,199	.urgent_latency_adjustment_fabric_clock_component_us = 0,200	.urgent_latency_adjustment_fabric_clock_reference_mhz = 3000,201};202 203void dcn35_build_wm_range_table_fpu(struct clk_mgr *clk_mgr)204{205	//TODO206}207 208 209/*210 * dcn35_update_bw_bounding_box211 *212 * This would override some dcn3_5 ip_or_soc initial parameters hardcoded from213 * spreadsheet with actual values as per dGPU SKU:214 * - with passed few options from dc->config215 * - with dentist_vco_frequency from Clk Mgr (currently hardcoded, but might216 *   need to get it from PM FW)217 * - with passed latency values (passed in ns units) in dc-> bb override for218 *   debugging purposes219 * - with passed latencies from VBIOS (in 100_ns units) if available for220 *   certain dGPU SKU221 * - with number of DRAM channels from VBIOS (which differ for certain dGPU SKU222 *   of the same ASIC)223 * - clocks levels with passed clk_table entries from Clk Mgr as reported by PM224 *   FW for different clocks (which might differ for certain dGPU SKU of the225 *   same ASIC)226 */227void dcn35_update_bw_bounding_box_fpu(struct dc *dc,228				      struct clk_bw_params *bw_params)229{230	unsigned int i, closest_clk_lvl;231	int j;232	struct clk_limit_table *clk_table = &bw_params->clk_table;233	struct _vcs_dpi_voltage_scaling_st *clock_limits =234		dc->scratch.update_bw_bounding_box.clock_limits;235	int max_dispclk_mhz = 0, max_dppclk_mhz = 0;236 237	dc_assert_fp_enabled();238 239	dcn3_5_ip.max_num_otg =240		dc->res_pool->res_cap->num_timing_generator;241	dcn3_5_ip.max_num_dpp = dc->res_pool->pipe_count;242	dcn3_5_soc.num_chans = bw_params->num_channels;243 244	ASSERT(clk_table->num_entries);245 246	/* Prepass to find max clocks independent of voltage level. */247	for (i = 0; i < clk_table->num_entries; ++i) {248		if (clk_table->entries[i].dispclk_mhz > max_dispclk_mhz)249			max_dispclk_mhz = clk_table->entries[i].dispclk_mhz;250		if (clk_table->entries[i].dppclk_mhz > max_dppclk_mhz)251			max_dppclk_mhz = clk_table->entries[i].dppclk_mhz;252	}253 254	for (i = 0; i < clk_table->num_entries; i++) {255		/* loop backwards*/256		for (closest_clk_lvl = 0, j = dcn3_5_soc.num_states - 1;257			j >= 0; j--) {258			if (dcn3_5_soc.clock_limits[j].dcfclk_mhz <=259				clk_table->entries[i].dcfclk_mhz) {260				closest_clk_lvl = j;261				break;262			}263		}264		if (clk_table->num_entries == 1) {265			/*smu gives one DPM level, let's take the highest one*/266			closest_clk_lvl = dcn3_5_soc.num_states - 1;267		}268 269		clock_limits[i].state = i;270 271		/* Clocks dependent on voltage level. */272		clock_limits[i].dcfclk_mhz = clk_table->entries[i].dcfclk_mhz;273		if (clk_table->num_entries == 1 &&274			clock_limits[i].dcfclk_mhz <275			dcn3_5_soc.clock_limits[closest_clk_lvl].dcfclk_mhz) {276			/*SMU fix not released yet*/277			clock_limits[i].dcfclk_mhz =278				dcn3_5_soc.clock_limits[closest_clk_lvl].dcfclk_mhz;279		}280 281		clock_limits[i].fabricclk_mhz =282			clk_table->entries[i].fclk_mhz;283		clock_limits[i].socclk_mhz =284			clk_table->entries[i].socclk_mhz;285 286		if (clk_table->entries[i].memclk_mhz &&287			clk_table->entries[i].wck_ratio)288			clock_limits[i].dram_speed_mts =289				clk_table->entries[i].memclk_mhz * 2 *290				clk_table->entries[i].wck_ratio;291 292		/* Clocks independent of voltage level. */293		clock_limits[i].dispclk_mhz = max_dispclk_mhz ?294			max_dispclk_mhz :295			dcn3_5_soc.clock_limits[closest_clk_lvl].dispclk_mhz;296 297		clock_limits[i].dppclk_mhz = max_dppclk_mhz ?298			max_dppclk_mhz :299			dcn3_5_soc.clock_limits[closest_clk_lvl].dppclk_mhz;300 301		clock_limits[i].dram_bw_per_chan_gbps =302			dcn3_5_soc.clock_limits[closest_clk_lvl].dram_bw_per_chan_gbps;303		clock_limits[i].dscclk_mhz =304			dcn3_5_soc.clock_limits[closest_clk_lvl].dscclk_mhz;305		clock_limits[i].dtbclk_mhz =306			dcn3_5_soc.clock_limits[closest_clk_lvl].dtbclk_mhz;307		clock_limits[i].phyclk_d18_mhz =308			dcn3_5_soc.clock_limits[closest_clk_lvl].phyclk_d18_mhz;309		clock_limits[i].phyclk_mhz =310			dcn3_5_soc.clock_limits[closest_clk_lvl].phyclk_mhz;311	}312 313	memcpy(dcn3_5_soc.clock_limits, clock_limits,314		sizeof(dcn3_5_soc.clock_limits));315 316	if (clk_table->num_entries)317		dcn3_5_soc.num_states = clk_table->num_entries;318 319	if (max_dispclk_mhz) {320		dcn3_5_soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2;321		dc->dml.soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2;322	}323	if ((int)(dcn3_5_soc.dram_clock_change_latency_us * 1000)324				!= dc->debug.dram_clock_change_latency_ns325			&& dc->debug.dram_clock_change_latency_ns) {326		dcn3_5_soc.dram_clock_change_latency_us =327			dc->debug.dram_clock_change_latency_ns / 1000.0;328	}329 330	if (dc->bb_overrides.dram_clock_change_latency_ns > 0)331		dcn3_5_soc.dram_clock_change_latency_us =332			dc->bb_overrides.dram_clock_change_latency_ns / 1000.0;333 334	if (dc->bb_overrides.sr_exit_time_ns > 0)335		dcn3_5_soc.sr_exit_time_us = dc->bb_overrides.sr_exit_time_ns / 1000.0;336 337	if (dc->bb_overrides.sr_enter_plus_exit_time_ns > 0)338		dcn3_5_soc.sr_enter_plus_exit_time_us =339			dc->bb_overrides.sr_enter_plus_exit_time_ns / 1000.0;340 341	if (dc->bb_overrides.sr_exit_z8_time_ns > 0)342		dcn3_5_soc.sr_exit_z8_time_us = dc->bb_overrides.sr_exit_z8_time_ns / 1000.0;343 344	if (dc->bb_overrides.sr_enter_plus_exit_z8_time_ns > 0)345		dcn3_5_soc.sr_enter_plus_exit_z8_time_us =346			dc->bb_overrides.sr_enter_plus_exit_z8_time_ns / 1000.0;347 348	/*temp till dml2 fully work without dml1*/349	dml_init_instance(&dc->dml, &dcn3_5_soc, &dcn3_5_ip,350				DML_PROJECT_DCN31);351 352	/*copy to dml2, before dml2_create*/353	if (clk_table->num_entries > 2) {354 355		for (i = 0; i < clk_table->num_entries; i++) {356			dc->dml2_options.bbox_overrides.clks_table.num_states =357				clk_table->num_entries;358			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dcfclk_mhz =359				clock_limits[i].dcfclk_mhz;360			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].fclk_mhz =361				clock_limits[i].fabricclk_mhz;362			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dispclk_mhz =363				clock_limits[i].dispclk_mhz;364			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dppclk_mhz =365				clock_limits[i].dppclk_mhz;366			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].socclk_mhz =367				clock_limits[i].socclk_mhz;368			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].memclk_mhz =369				clk_table->entries[i].memclk_mhz * clk_table->entries[i].wck_ratio;370			dc->dml2_options.bbox_overrides.clks_table.clk_entries[i].dtbclk_mhz =371				clock_limits[i].dtbclk_mhz;372			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dcfclk_levels =373				clk_table->num_entries;374			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_fclk_levels =375				clk_table->num_entries;376			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dispclk_levels =377				clk_table->num_entries;378			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dppclk_levels =379				clk_table->num_entries;380			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_socclk_levels =381				clk_table->num_entries;382			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_memclk_levels =383				clk_table->num_entries;384			dc->dml2_options.bbox_overrides.clks_table.num_entries_per_clk.num_dtbclk_levels =385				clk_table->num_entries;386		}387	}388 389	/* Update latency values */390	dc->dml2_options.bbox_overrides.dram_clock_change_latency_us = dcn3_5_soc.dram_clock_change_latency_us;391 392	dc->dml2_options.bbox_overrides.sr_exit_latency_us = dcn3_5_soc.sr_exit_time_us;393	dc->dml2_options.bbox_overrides.sr_enter_plus_exit_latency_us = dcn3_5_soc.sr_enter_plus_exit_time_us;394 395	dc->dml2_options.bbox_overrides.sr_exit_z8_time_us = dcn3_5_soc.sr_exit_z8_time_us;396	dc->dml2_options.bbox_overrides.sr_enter_plus_exit_z8_time_us = dcn3_5_soc.sr_enter_plus_exit_z8_time_us;397}398 399static bool is_dual_plane(enum surface_pixel_format format)400{401	return format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN ||402		format == SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA;403}404 405/*406 * micro_sec_to_vert_lines () - converts time to number of vertical lines for a given timing407 *408 * @param: num_us: number of microseconds409 * @return: number of vertical lines. If exact number of vertical lines is not found then410 *          it will round up to next number of lines to guarantee num_us411 */412static unsigned int micro_sec_to_vert_lines(unsigned int num_us, struct dc_crtc_timing *timing)413{414	unsigned int num_lines = 0;415	unsigned int lines_time_in_ns = 1000.0 *416			(((float)timing->h_total * 1000.0) /417			 ((float)timing->pix_clk_100hz / 10.0));418 419	num_lines = dml_ceil(1000.0 * num_us / lines_time_in_ns, 1.0);420 421	return num_lines;422}423 424static unsigned int get_vertical_back_porch(struct dc_crtc_timing *timing)425{426	unsigned int v_active = 0, v_blank = 0, v_back_porch = 0;427 428	v_active = timing->v_border_top + timing->v_addressable + timing->v_border_bottom;429	v_blank = timing->v_total - v_active;430	v_back_porch = v_blank - timing->v_front_porch - timing->v_sync_width;431 432	return v_back_porch;433}434 435int dcn35_populate_dml_pipes_from_context_fpu(struct dc *dc,436					      struct dc_state *context,437					      display_e2e_pipe_params_st *pipes,438					      bool fast_validate)439{440	int i, pipe_cnt;441	struct resource_context *res_ctx = &context->res_ctx;442	struct pipe_ctx *pipe = 0;443	bool upscaled = false;444	const unsigned int max_allowed_vblank_nom = 1023;445 446	dcn31_populate_dml_pipes_from_context(dc, context, pipes,447					      fast_validate);448 449	for (i = 0, pipe_cnt = 0; i < dc->res_pool->pipe_count; i++) {450		struct dc_crtc_timing *timing;451		unsigned int num_lines = 0;452		unsigned int v_back_porch = 0;453 454		if (!res_ctx->pipe_ctx[i].stream)455			continue;456 457		pipe = &res_ctx->pipe_ctx[i];458		timing = &pipe->stream->timing;459 460		num_lines = micro_sec_to_vert_lines(dcn3_5_ip.VBlankNomDefaultUS, timing);461		v_back_porch  = get_vertical_back_porch(timing);462 463		if (pipe->stream->adjust.v_total_max ==464		    pipe->stream->adjust.v_total_min &&465		    pipe->stream->adjust.v_total_min > timing->v_total) {466			pipes[pipe_cnt].pipe.dest.vtotal =467				pipe->stream->adjust.v_total_min;468			pipes[pipe_cnt].pipe.dest.vblank_nom = timing->v_total -469				pipes[pipe_cnt].pipe.dest.vactive;470		}471 472		pipes[pipe_cnt].pipe.dest.vblank_nom = timing->v_total - pipes[pipe_cnt].pipe.dest.vactive;473		pipes[pipe_cnt].pipe.dest.vblank_nom = min(pipes[pipe_cnt].pipe.dest.vblank_nom, num_lines);474		// vblank_nom should not smaller than (VSync (timing->v_sync_width + v_back_porch) + 2)475		// + 2 is because476		// 1 -> VStartup_start should be 1 line before VSync477		// 1 -> always reserve 1 line between start of vblank to vstartup signal478		pipes[pipe_cnt].pipe.dest.vblank_nom =479			max(pipes[pipe_cnt].pipe.dest.vblank_nom, timing->v_sync_width + v_back_porch + 2);480		pipes[pipe_cnt].pipe.dest.vblank_nom = min(pipes[pipe_cnt].pipe.dest.vblank_nom, max_allowed_vblank_nom);481 482		if (pipe->plane_state &&483		    (pipe->plane_state->src_rect.height <484		     pipe->plane_state->dst_rect.height ||485		     pipe->plane_state->src_rect.width <486		     pipe->plane_state->dst_rect.width))487			upscaled = true;488 489		/*490		 * Immediate flip can be set dynamically after enabling the491		 * plane. We need to require support for immediate flip or492		 * underflow can be intermittently experienced depending on peak493		 * b/w requirements.494		 */495		pipes[pipe_cnt].pipe.src.immediate_flip = true;496 497		pipes[pipe_cnt].pipe.src.unbounded_req_mode = false;498 499		DC_FP_START();500		dcn31_zero_pipe_dcc_fraction(pipes, pipe_cnt);501		DC_FP_END();502 503		pipes[pipe_cnt].pipe.dest.vfront_porch = timing->v_front_porch;504		pipes[pipe_cnt].pipe.src.dcc_rate = 3;505		pipes[pipe_cnt].dout.dsc_input_bpc = 0;506		pipes[pipe_cnt].pipe.src.gpuvm_min_page_size_kbytes = 256;507 508		if (pipes[pipe_cnt].dout.dsc_enable) {509			switch (timing->display_color_depth) {510			case COLOR_DEPTH_888:511				pipes[pipe_cnt].dout.dsc_input_bpc = 8;512				break;513			case COLOR_DEPTH_101010:514				pipes[pipe_cnt].dout.dsc_input_bpc = 10;515				break;516			case COLOR_DEPTH_121212:517				pipes[pipe_cnt].dout.dsc_input_bpc = 12;518				break;519			default:520				ASSERT(0);521				break;522			}523		}524 525		pipe_cnt++;526	}527 528	context->bw_ctx.dml.ip.det_buffer_size_kbytes = 384;/*per guide*/529	dc->config.enable_4to1MPC = false;530 531	if (pipe_cnt == 1 && pipe->plane_state && !dc->debug.disable_z9_mpc) {532		if (is_dual_plane(pipe->plane_state->format)533				&& pipe->plane_state->src_rect.width <= 1920 &&534				pipe->plane_state->src_rect.height <= 1080) {535			dc->config.enable_4to1MPC = true;536		} else if (!is_dual_plane(pipe->plane_state->format) &&537			   pipe->plane_state->src_rect.width <= 5120) {538			/*539			 * Limit to 5k max to avoid forced pipe split when there540			 * is not enough detile for swath541			 */542			context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192;543			pipes[0].pipe.src.unbounded_req_mode = true;544		}545	} else if (context->stream_count >=546		   dc->debug.crb_alloc_policy_min_disp_count &&547		   dc->debug.crb_alloc_policy > DET_SIZE_DEFAULT) {548		context->bw_ctx.dml.ip.det_buffer_size_kbytes =549			dc->debug.crb_alloc_policy * 64;550	} else if (context->stream_count >= 3 && upscaled) {551		context->bw_ctx.dml.ip.det_buffer_size_kbytes = 192;552	}553 554	for (i = 0; i < dc->res_pool->pipe_count; i++) {555		struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i];556 557		if (!pipe->stream)558			continue;559 560		if (pipe->stream->signal == SIGNAL_TYPE_EDP &&561		    dc->debug.seamless_boot_odm_combine &&562		    pipe->stream->apply_seamless_boot_optimization) {563 564			if (pipe->stream->apply_boot_odm_mode ==565			    dm_odm_combine_policy_2to1) {566				context->bw_ctx.dml.vba.ODMCombinePolicy =567					dm_odm_combine_policy_2to1;568				break;569			}570		}571	}572 573	return pipe_cnt;574}575 576void dcn35_decide_zstate_support(struct dc *dc, struct dc_state *context)577{578	enum dcn_zstate_support_state support = DCN_ZSTATE_SUPPORT_DISALLOW;579	unsigned int i, plane_count = 0;580	DC_LOGGER_INIT(dc->ctx->logger);581 582	for (i = 0; i < dc->res_pool->pipe_count; i++) {583		if (context->res_ctx.pipe_ctx[i].plane_state)584			plane_count++;585	}586 587	if (context->stream_count == 0 || plane_count == 0) {588		support = DCN_ZSTATE_SUPPORT_ALLOW;589	} else if (context->stream_count == 1 && context->streams[0]->signal == SIGNAL_TYPE_EDP) {590		struct dc_link *link = context->streams[0]->sink->link;591		bool is_pwrseq0 = link && link->link_index == 0;592		bool is_psr = (link && (link->psr_settings.psr_version == DC_PSR_VERSION_1 ||593								link->psr_settings.psr_version == DC_PSR_VERSION_SU_1) && !link->panel_config.psr.disable_psr);594		bool is_replay = link && link->replay_settings.replay_feature_enabled;595		int minmum_z8_residency =596			dc->debug.minimum_z8_residency_time > 0 ? dc->debug.minimum_z8_residency_time : 1000;597		bool allow_z8 = context->bw_ctx.dml.vba.StutterPeriod > (double)minmum_z8_residency;598		int minmum_z10_residency =599			dc->debug.minimum_z10_residency_time > 0 ? dc->debug.minimum_z10_residency_time : 5000;600		bool allow_z10 = context->bw_ctx.dml.vba.StutterPeriod > (double)minmum_z10_residency;601 602		/*for psr1/psr-su, we allow z8 and z10 based on latency, for replay with IPS enabled, it will enter ips2*/603		if (is_pwrseq0 && allow_z10)604			support = DCN_ZSTATE_SUPPORT_ALLOW;605		else if (is_pwrseq0 && (is_psr || is_replay))606			support = DCN_ZSTATE_SUPPORT_ALLOW_Z8_Z10_ONLY;607		else if (allow_z8)608			support = DCN_ZSTATE_SUPPORT_ALLOW_Z8_ONLY;609 610	}611 612	DC_LOG_SMU("zstate_support: %d, StutterPeriod: %d\n", support,613		   (int)context->bw_ctx.dml.vba.StutterPeriod);614 615	context->bw_ctx.bw.dcn.clk.zstate_support = support;616}617